diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md index e4b5818..3697e2f 100644 --- a/.github/PULL_REQUEST_TEMPLATE.md +++ b/.github/PULL_REQUEST_TEMPLATE.md @@ -2,7 +2,7 @@ First off, thanks for taking the time to contribute! ## Please Complete the Following -- [ ] I read [CONTRIBUTING.md](https://github.com/Cyclenerd/template/blob/master/CONTRIBUTING.md) +- [ ] I read [CONTRIBUTING.md](https://github.com/Cyclenerd/offline-map-tile-downloader/blob/master/CONTRIBUTING.md) ## Notes diff --git a/.github/dependabot.yml b/.github/dependabot.yml index 5ace460..624d2e3 100644 --- a/.github/dependabot.yml +++ b/.github/dependabot.yml @@ -4,3 +4,7 @@ updates: directory: "/" schedule: interval: "weekly" + - package-ecosystem: "gomod" + directory: "/" + schedule: + interval: "weekly" \ No newline at end of file diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml index 9026066..09cc2bd 100644 --- a/.github/workflows/ci.yml +++ b/.github/workflows/ci.yml @@ -1,4 +1,4 @@ -name: "CI" +name: CI on: push: @@ -7,25 +7,23 @@ on: jobs: test: - name: CI/CD Test + name: Test # https://github.com/actions/virtual-environments/ runs-on: ubuntu-latest steps: - - name: πŸ›ŽοΈ Checkout uses: actions/checkout@v5 - # Test + # https://github.com/marketplace/actions/setup-go-environment + - name: πŸ”§ Setup go + uses: actions/setup-go@v5 + + # https://github.com/marketplace/actions/run-golangci-lint + - name: 🌑️ Lint + uses: golangci/golangci-lint-action@v8 + + - name: 🍳 Build + run: make native + - name: 🌑️ Test - run: uname -a - - # Test Linux operating systems - - name: 🐧 Test Debian 11 (Bullseye) - run: | - docker pull debian:11 - docker run -v $PWD:/temp/test debian:11 uname -a - - - name: 🐧 Test Rocky Linux 8 - run: | - docker pull rockylinux:8 - docker run -v $PWD:/temp/test rockylinux:8 uname -a \ No newline at end of file + run: ./offline-map-tile-downloader --help \ No newline at end of file diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..0b6937b --- /dev/null +++ b/.gitignore @@ -0,0 +1,29 @@ +# Binaries for programs and plugins +*.exe +*.exe~ +*.dll +*.so +*.dylib +offline-map-tile-downloader* + +# Test binary, built with `go test -c` +*.test + +# Output of the go coverage tool, specifically when run with the +# -o option to specify an output file. +*.out + +# Dependency directories (remove the comment below if you do not vendor) +# vendor/ + +# Go workspace file +go.work + +# Log files +*.log + +# OS-specific files +.DS_Store + +# Tile cache +maps/ diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md index 8daea29..ffe2b32 100644 --- a/CONTRIBUTING.md +++ b/CONTRIBUTING.md @@ -24,7 +24,7 @@ in your GitHub account. Clone your newly created fork of the repository to your local machine with the following command: ```bash -git clone https://github.com/your-username/template.git +git clone https://github.com/your-username/offline-map-tile-downloader.git ``` ## Create a New Branch 🌿 @@ -37,6 +37,7 @@ git checkout -b "feature-or-issue-name" ``` ## Submitting Changes πŸš€ + Make your desired changes to the codebase. Stage your changes using the following command: @@ -58,12 +59,20 @@ This will open a new pull request to the original repository. ## Coding Style πŸ“ -Start reading the code, and you'll get the hang of it. It is optimized for readability: +This project follows standard Go coding conventions. Before submitting your changes, please ensure that your code is formatted with `gofmt`. -- Variables must be uppercase and should begin with `MY_`. -- Functions must be lowercase. -- Check your shell scripts with ShellCheck before submitting. -- Please use tabs to indent. +Most editors for Go will format your code automatically on save. You can also run `gofmt` manually: + +```bash +gofmt -w . +``` + +In addition to `gofmt`, please follow these guidelines: + +- Write clear and concise comments where necessary. +- Follow the naming conventions established in the existing code. +- Keep functions and methods short and focused on a single task. +- Handle errors explicitly and avoid panicking. ## Keep It Simple πŸ‘ diff --git a/LICENSE b/LICENSE index 261eeb9..954c3ab 100644 --- a/LICENSE +++ b/LICENSE @@ -1,201 +1,21 @@ - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ +MIT License - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION +Copyright (c) 2025 Matthew Drummonds - 1. 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IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..2b4ede4 --- /dev/null +++ b/Makefile @@ -0,0 +1,37 @@ +# Name of the binary output +BINARY = offline-map-tile-downloader + +# Builds the project +build: native linux macos windows + +native: + go build -o ${BINARY} + @echo + +linux: + @echo "Linux" + GOOS=linux GOARCH=amd64 go build -o ${BINARY}-linux-x86_64 + GOOS=linux GOARCH=arm64 go build -o ${BINARY}-linux-arm64 + @echo + +macos: + @echo "macOS" + GOOS=darwin GOARCH=amd64 go build -o ${BINARY}-macos-x86_64 + GOOS=darwin GOARCH=arm64 go build -o ${BINARY}-macos-arm64 + @echo + +windows: + @echo "Windows" + GOOS=windows GOARCH=amd64 go build -o ${BINARY}-windows-x86_64.exe + GOOS=windows GOARCH=arm64 go build -o ${BINARY}-windows-arm64.exe + @echo + +# Clean the project: deletes binaries +clean: + if [ -f ${BINARY} ] ; then rm ${BINARY} ; fi + if [ -f ${BINARY}-linux-x86_64 ] ; then rm ${BINARY}-linux-x86_64 ; fi + if [ -f ${BINARY}-linux-arm64 ] ; then rm ${BINARY}-linux-arm64 ; fi + if [ -f ${BINARY}-macos-x86_64 ] ; then rm ${BINARY}-macos-x86_64 ; fi + if [ -f ${BINARY}-macos-arm64 ] ; then rm ${BINARY}-macos-arm64 ; fi + if [ -f ${BINARY}-windows-x86_64.exe ] ; then rm ${BINARY}-windows-x86_64.exe ; fi + if [ -f ${BINARY}-windows-arm64.exe ] ; then rm ${BINARY}-windows-arm64.exe ; fi diff --git a/README.md b/README.md index 6649ee1..a9c552b 100644 --- a/README.md +++ b/README.md @@ -1,34 +1,117 @@ -# My Template +# Offline Map Tile Downloader -This is my template repository to generate new repositories with the same directory structure and files. +**Create your own offline maps for any location on Earth!** This tool allows you to download map tiles from various sources and use them in your offline applications, with a special focus on the needs of the **Off-Grid** and **Meshtastic** communities. -1. Replace `template` with new repo name (Crtl+Shift+H) +Whether you're a hiker, prepper, sailor, or just someone who wants to be prepared, having access to maps when you're disconnected from the internet is crucial. This tool makes it easy to create your own custom map sets for your specific needs. -[![Badge: CI](https://github.com/Cyclenerd/template/actions/workflows/ci.yml/badge.svg)](https://github.com/Cyclenerd/template/actions/workflows/ci.yml) -[![Badge: GitHub](https://img.shields.io/github/license/cyclenerd/template)](https://github.com/Cyclenerd/template/blob/master/LICENSE) +## Why? -## πŸ§‘β€πŸ’» Development +In a world that's increasingly reliant on internet connectivity, being able to access information offline is a superpower. This is especially true for: -### Requirements +* **The Off-Grid Community:** When you're living off the grid, you can't rely on a stable internet connection. This tool allows you to have detailed maps of your surroundings, which is essential for navigation, resource management, and safety. +* **The Meshtastic Community:** Meshtastic is a fantastic open-source, off-grid, decentralized, mesh networking project. It allows you to send messages and other data over long distances without needing the internet. This tool allows you to create custom map tiles that can be used with the Meshtastic UI, giving you a visual representation of your mesh network on a map, even when you're completely offline. -* A -* B -* C +## Features -## ❀️ Contributing +* **Web Interface:** A user-friendly web UI for selecting download areas and monitoring progress. +* **Polygon & Bounding Box Selection:** Define download areas using polygons or bounding boxes. +* **Concurrent Downloads:** Downloads multiple tiles concurrently for faster performance. +* **Rate Limiting:** Limits the number of tile downloads per second to avoid overloading the tile server. +* **Cancellable Downloads:** Cancel ongoing downloads at any time. +* **8-bit PNG Conversion:** Option to convert downloaded tiles to 8-bit PNGs, ideal for devices with limited color palettes like the Meshtastic UI. +* **Offline Tile Server:** Serve downloaded tiles directly from the application, allowing you to use them in offline map applications. +* **Cross-platform:** Works on Windows, macOS, and Linux. -Have a patch that will benefit this project? -Awesome! Follow these steps to have it accepted. +## Getting Started -1. Please read [how to contribute](CONTRIBUTING.md). -1. Fork this Git repository and make your changes. -1. Create a Pull Request. -1. Incorporate review feedback to your changes. -1. Accepted! +You can either download a pre-built binary for your operating system or build the application from source. +### Pre-built Binaries (Recommended for most users) -## πŸ“œ License +1. Go to the [Releases page](https://github.com/Cyclenerd/offline-map-tile-downloader/releases) of this repository. +2. Download the latest release for your operating system (Windows, macOS, or Linux). +3. Unzip the downloaded file. +4. Run the `offline-map-tile-downloader` executable. +5. Open your web browser and go to `http://localhost:8080`. -All files in this repository are under the [Apache License, Version 2.0](LICENSE) unless noted otherwise. +## File Storage -Please note: No warranty +The downloaded map tiles are stored in the local filesystem. The default directory is `maps`, but you can change this using the `-maps-directory` command-line option. The tiles are organized by map style, zoom level, and tile coordinates. + +### Command-line Options + +You can also use command-line options to configure the application: + +* `-port`: The port number for the server (default: `8080`). +* `-maps-directory`: The directory for cached map tiles (default: `maps`). +* `-max-workers`: The number of concurrent download workers (default: `10`). +* `-rate-limit`: The maximum number of tiles to download per second (default: `50`). +* `-max-retries`: The maximum number of retries for downloading a tile (default: `3`). +* `-help`: Show the help message. + +Example: + +```bash +./offline-map-tile-downloader -port 8081 -maps-directory my-tile-cache -max-workers 5 -rate-limit 25 +``` + +## Meshtastic Integration + +This tool is perfect for creating offline maps for the Meshtastic UI. Here's how to do it: + +1. **Download the tiles:** + * Select the area you want to download. + * **Crucially, check the "Convert to 8-bit" checkbox.** This is required for Meshtastic. + * Click "Download Tiles". + +2. **Use with Meshtastic:** + * The downloaded tiles are stored in the `maps` directory. You can now use these tiles with the Meshtastic UI. For more information on how to do this, please refer to the [Meshtastic documentation](https://meshtastic.org/docs/software/meshtastic-ui/#map). + +### Building from Source + +If you're a developer or want to modify the code, you can build the application from source. + +1. **Clone the repository:** + ```bash + git clone https://github.com/Cyclenerd/offline-map-tile-downloader.git + cd offline-map-tile-downloader + ``` +2. **Build the application:** + ```bash + go build . + ``` +3. **Run the application:** + ```bash + ./offline-map-tile-downloader + ``` +4. **Open your web browser** and go to `http://localhost:8080`. + +## Configuration + +You can add your own map sources by editing the `config/map_sources.json` file. The format is simple: + +```json +{ + "Map Source Name": "https://tile.server.url/{z}/{x}/{y}.png", + "Another Map Source": "https://another.tile.server/{z}/{x}/{y}.png" +} +``` + +## Contributing + +If you have an idea for a new feature or have found a bug, please open an issue or submit a pull request. + +## License + +This project is licensed under the MIT License. See the `LICENSE` file for details. + +The emoji graphics are from the open source project [Twemoji](https://twemoji.twitter.com/). The graphics are copyright 2020 Twitter, Inc and other contributors. The graphics are licensed under [CC-BY 4.0](https://creativecommons.org/licenses/by/4.0/). You should review the license before usage in your project. + +Leaflet is licensed under the BSD 2-Clause "Simplified" License. See the [https://github.com/Leaflet/Leaflet/blob/main/LICENSE](https://github.com/Leaflet/Leaflet/blob/main/LICENSE) file for details. + +## Acknowledgements + +* **[Leaflet](https://github.com/Leaflet/Leaflet):** For the interactive map interface. +* **[Gorilla WebSocket](https://github.com/gorilla/websocket):** For real-time communication. +* **[mattdrum](https://github.com/mattdrum/map-tile-downloader):** For the original idea and a Python implementation. +* **[Google Gemini CLI](https://github.com/google-gemini/gemini-cli):** For providing invaluable assistance with code generation, debugging, and project documentation. \ No newline at end of file diff --git a/config/map_sources.json b/config/map_sources.json new file mode 100644 index 0000000..f3d2c76 --- /dev/null +++ b/config/map_sources.json @@ -0,0 +1,9 @@ +{ + "OSM": "https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png", + "OSM Germany": "https://{s}.tile.openstreetmap.de/{z}/{x}/{y}.png", + "OpenTopoMap Outdoors": "https://{s}.tile.opentopomap.org/{z}/{x}/{y}.png", + "Carto Positron": "https://{s}.basemaps.cartocdn.com/light_all/{z}/{x}/{y}.png", + "Carto Dark Matter": "https://{s}.basemaps.cartocdn.com/dark_all/{z}/{x}/{y}.png", + "Esri World Imagery Satellite": "https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}", + "Google Satellite": "https://mt1.google.com/vt/lyrs=s&x={x}&y={y}&z={z}" +} diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..927eab3 --- /dev/null +++ b/go.mod @@ -0,0 +1,5 @@ +module offline-map-tile-downloader + +go 1.24.5 + +require github.com/gorilla/websocket v1.5.3 diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..25a9fc4 --- /dev/null +++ b/go.sum @@ -0,0 +1,2 @@ +github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg= +github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE= diff --git a/main.go b/main.go new file mode 100644 index 0000000..56d5db4 --- /dev/null +++ b/main.go @@ -0,0 +1,790 @@ +// The main package is the entry point for the application. +package main + +// Import necessary libraries. +import ( + "bytes" + "context" + "embed" // Used for embedding files into the binary. + "encoding/json" + "flag" + "fmt" + "image" + "image/color" + "image/draw" + "image/png" + "io" + "io/fs" + "log" + "math" + "math/rand" + "net/http" + "os" + "path/filepath" + "regexp" + "strings" + "sync" + "time" + + "github.com/gorilla/websocket" // WebSocket library for real-time communication. +) + +//go:embed templates/index.html +var indexHTML []byte // Embeds the index.html file into the binary. + +//go:embed config/map_sources.json +var mapSourcesJSON []byte // Embeds the map_sources.json file into the binary. + +//go:embed static/* +var staticFiles embed.FS + +// upgrader is used to upgrade HTTP connections to WebSocket connections. +var upgrader = websocket.Upgrader{ + ReadBufferSize: 1024, // Size of the read buffer. + WriteBufferSize: 1024, // Size of the write buffer. +} + +// Global variables used throughout the application. +var ( + mapSources map[string]string // Stores the available map sources. + downloadCancel context.CancelFunc // Function to cancel an ongoing download. + downloading bool // Flag to indicate if a download is in progress. + downloadingMutex sync.Mutex // Mutex to protect access to the downloading flag. + cacheDir *string + maxWorkers *int + rateLimit *int + maxRetries *int +) + +// Tile represents a single map tile with X, Y coordinates and zoom level Z. +type Tile struct { + X, Y, Z uint32 +} + +// BoundingBox represents a geographical area with North, South, East, and West boundaries. +type BoundingBox struct { + North, South, East, West float64 +} + +// LatLng represents a geographical point with latitude and longitude. +type LatLng struct { + Lat float64 `json:"lat"` // Latitude + Lng float64 `json:"lng"` // Longitude +} + +// DownloadRequest represents a request to download map tiles for a specific area. +type DownloadRequest struct { + Polygons [][]LatLng `json:"polygons"` // The polygons defining the download area. + MinZoom int `json:"min_zoom"` // The minimum zoom level to download. + MaxZoom int `json:"max_zoom"` // The maximum zoom level to download. + MapStyle string `json:"map_style"` // The URL of the map tile server. + ConvertTo8Bit bool `json:"convert_to_8bit"` // Whether to convert images to 8-bit PNG. +} + +// WorldDownloadRequest represents a request to download map tiles for the entire world. +type WorldDownloadRequest struct { + MapStyle string `json:"map_style"` // The URL of the map tile server. + ConvertTo8Bit bool `json:"convert_to_8bit"` // Whether to convert images to 8-bit PNG. +} + +// WSMessage represents a WebSocket message with a type and data. +type WSMessage struct { + Type string `json:"type"` // The type of the message (e.g., "start_download"). + Data interface{} `json:"data"` // The data associated with the message. +} + +// main is the entry point of the application. +func main() { + // Command line flags + port := flag.Int("port", 8080, "Port number for the server") + cacheDir = flag.String("maps-directory", "maps", "Directory for storing map tiles. This is where the downloaded tiles will be saved.") + maxWorkers = flag.Int("max-workers", 10, "Number of concurrent download workers") + rateLimit = flag.Int("rate-limit", 50, "Maximum number of tiles to download per second") + maxRetries = flag.Int("max-retries", 3, "Maximum number of retries for downloading a tile") + help := flag.Bool("help", false, "Show help message") + + flag.Parse() + + if *help { + flag.Usage() + return + } + + // Create cache directory if it doesn't exist. + if err := os.MkdirAll(*cacheDir, 0755); err != nil { + log.Fatalf("Failed to create cache directory: %v", err) + } + + // Load map sources from the embedded JSON file. + if err := json.Unmarshal(mapSourcesJSON, &mapSources); err != nil { + log.Fatalf("Failed to load map sources: %v", err) + } + + // Register HTTP handlers for different routes. + http.HandleFunc("/favicon.ico", func(w http.ResponseWriter, r *http.Request) { + r.URL.Path = "/static/favicon.ico" + http.FileServer(http.FS(staticFiles)).ServeHTTP(w, r) + }) + http.HandleFunc("/", serveHome) + http.HandleFunc("/get_map_sources", getMapSources) + http.HandleFunc("/ws", wsHandler) + + http.HandleFunc("/tiles/", serveTile) + http.HandleFunc("/get_cached_tiles/", getCachedTiles) + + staticFS, err := fs.Sub(staticFiles, "static") + if err != nil { + log.Fatal(err) + } + http.Handle("/static/", http.StripPrefix("/static/", http.FileServer(http.FS(staticFS)))) + + // Start the HTTP server on port 8080. + addr := fmt.Sprintf(":%d", *port) + log.Printf("Starting server on %s", addr) + if err := http.ListenAndServe(addr, nil); err != nil { + log.Fatalf("Error starting server: %v", err) + } +} + +// serveHome serves the main HTML page. +func serveHome(w http.ResponseWriter, r *http.Request) { + w.Header().Set("Content-Type", "text/html") + w.Write(indexHTML) +} + +// getMapSources serves the available map sources as JSON. +func getMapSources(w http.ResponseWriter, r *http.Request) { + w.Header().Set("Content-Type", "application/json") + w.Write(mapSourcesJSON) +} + +// wsHandler handles WebSocket connections. +func wsHandler(w http.ResponseWriter, r *http.Request) { + // Upgrade the HTTP connection to a WebSocket connection. + conn, err := upgrader.Upgrade(w, r, nil) + if err != nil { + log.Println(err) + return + } + defer conn.Close() + + // Loop to read messages from the WebSocket connection. + for { + messageType, p, err := conn.ReadMessage() + if err != nil { + log.Println(err) + return + } + if messageType == websocket.TextMessage { + var msg WSMessage + if err := json.Unmarshal(p, &msg); err != nil { + log.Println("Error unmarshalling message:", err) + continue + } + + // Handle different message types. + switch msg.Type { + case "start_download": + var req DownloadRequest + b, _ := json.Marshal(msg.Data) + if err := json.Unmarshal(b, &req); err != nil { + sendError(conn, "Invalid download request") + continue + } + go handleStartDownload(conn, req) + case "start_world_download": + var req WorldDownloadRequest + b, _ := json.Marshal(msg.Data) + if err := json.Unmarshal(b, &req); err != nil { + sendError(conn, "Invalid world download request") + continue + } + go handleStartWorldDownload(conn, req) + case "cancel_download": + handleCancelDownload(conn) + } + } + } +} + +// handleStartDownload starts a new download process for a defined area. +func handleStartDownload(conn *websocket.Conn, req DownloadRequest) { + // Lock the mutex to ensure only one download runs at a time. + downloadingMutex.Lock() + if downloading { + sendError(conn, "Another download is already in progress.") + downloadingMutex.Unlock() + return + } + downloading = true + downloadingMutex.Unlock() + + // Defer setting the downloading flag to false. + defer func() { + downloadingMutex.Lock() + downloading = false + downloadingMutex.Unlock() + }() + + log.Printf("Starting download for area: %v, zoom: %d-%d, map style: %s", req.Polygons, req.MinZoom, req.MaxZoom, req.MapStyle) + + // Create a new context to allow for cancellation. + var ctx context.Context + ctx, downloadCancel = context.WithCancel(context.Background()) + + // Get the style name and cache directory. + styleName := getStyleName(req.MapStyle) + styleCacheDir := getStyleCacheDir(styleName) + + // Validate the zoom range. + if req.MinZoom < 0 || req.MaxZoom > 19 || req.MinZoom > req.MaxZoom { + sendError(conn, "Invalid zoom range (must be 0-19, min <= max)") + return + } + // Validate the polygons. + if len(req.Polygons) == 0 { + sendError(conn, "No polygons provided") + return + } + + // Get the list of tiles to download. + tilesToDownload := getTilesForPolygons(req.Polygons, req.MinZoom, req.MaxZoom) + + // Start the tile download process. + downloadTiles(ctx, conn, tilesToDownload, req.MapStyle, styleCacheDir, req.ConvertTo8Bit) + + // If the download was not cancelled + if ctx.Err() == nil { + sendMessage(conn, "download_complete", nil) + } +} + +// handleStartWorldDownload starts a new download process for the entire world. +func handleStartWorldDownload(conn *websocket.Conn, req WorldDownloadRequest) { + // Lock the mutex to ensure only one download runs at a time. + downloadingMutex.Lock() + if downloading { + sendError(conn, "Another download is already in progress.") + downloadingMutex.Unlock() + return + } + downloading = true + downloadingMutex.Unlock() + + // Defer setting the downloading flag to false. + defer func() { + downloadingMutex.Lock() + downloading = false + downloadingMutex.Unlock() + }() + + log.Printf("Starting world download, map style: %s", req.MapStyle) + + // Create a new context to allow for cancellation. + var ctx context.Context + ctx, downloadCancel = context.WithCancel(context.Background()) + + // Get the style name and cache directory. + styleName := getStyleName(req.MapStyle) + styleCacheDir := getStyleCacheDir(styleName) + + // Get the list of tiles to download for the world. + tilesToDownload := getWorldTiles() + + // Start the tile download process. + downloadTiles(ctx, conn, tilesToDownload, req.MapStyle, styleCacheDir, req.ConvertTo8Bit) + + // If the download was not cancelled + if ctx.Err() == nil { + sendMessage(conn, "download_complete", nil) + } +} + +// handleCancelDownload cancels an ongoing download. +func handleCancelDownload(conn *websocket.Conn) { + if downloadCancel != nil { + downloadCancel() + log.Printf("Download cancelled by user") + sendMessage(conn, "download_cancelled", nil) + } +} + +// downloadTiles downloads a list of tiles concurrently. +func downloadTiles(ctx context.Context, conn *websocket.Conn, tilesToDownload []Tile, mapStyle, styleCacheDir string, convertTo8Bit bool) { + // Create a channel for WebSocket messages. + msgChan := make(chan WSMessage) + var writerWg sync.WaitGroup + writerWg.Add(1) + // Start a goroutine to send messages from the channel to the WebSocket connection. + go func() { + defer writerWg.Done() + for msg := range msgChan { + if err := conn.WriteJSON(msg); err != nil { + log.Println("Error writing JSON to websocket:", err) + return + } + } + }() + + // Send a message indicating the download has started. + msgChan <- WSMessage{Type: "download_started", Data: map[string]int{"total_tiles": len(tilesToDownload)}} + + // Use a WaitGroup to wait for all download goroutines to finish. + var downloadWg sync.WaitGroup + tileChan := make(chan Tile) + + // Start the download workers. + for i := 0; i < *maxWorkers; i++ { + downloadWg.Add(1) + go func() { + defer downloadWg.Done() + for tile := range tileChan { + select { + case <-ctx.Done(): // Check if the download has been cancelled. + return + default: + downloadTile(ctx, msgChan, tile, mapStyle, styleCacheDir, convertTo8Bit, *maxRetries) + } + } + }() + } + + // Rate limit the download of tiles. + ticker := time.NewTicker(time.Second / time.Duration(*rateLimit)) + defer ticker.Stop() + + for _, tile := range tilesToDownload { + select { + case <-ctx.Done(): + break + case <-ticker.C: + tileChan <- tile + } + } + close(tileChan) + + // Wait for all downloads to complete. + downloadWg.Wait() + close(msgChan) + writerWg.Wait() + + // If the download was not cancelled, send a completion message. + if ctx.Err() == nil { + log.Printf("Download finished successfully") + sendMessage(conn, "tiles_downloaded", nil) + } else { + log.Printf("Download failed or was cancelled") + } +} + +// downloadTile downloads a single map tile. +func downloadTile(ctx context.Context, msgChan chan<- WSMessage, tile Tile, mapStyle, styleCacheDir string, convertTo8Bit bool, maxRetries int) { + // Construct the path to the tile file. + tileDir := filepath.Join(styleCacheDir, fmt.Sprintf("%d/%d", tile.Z, tile.X)) + tilePath := filepath.Join(tileDir, fmt.Sprintf("%d.png", tile.Y)) + + // Check if the tile already exists in the cache. + if _, err := os.Stat(tilePath); err == nil { + bounds := tileBounds(tile) + msgChan <- WSMessage{Type: "tile_skipped", Data: map[string]float64{ + "west": bounds.West, + "south": bounds.South, + "east": bounds.East, + "north": bounds.North, + }} + return + } + + // Construct the URL for the tile. + subdomain := string('a' + rand.Intn(3)) + url := strings.Replace(mapStyle, "{s}", subdomain, -1) + url = strings.Replace(url, "{z}", fmt.Sprintf("%d", tile.Z), -1) + url = strings.Replace(url, "{x}", fmt.Sprintf("%d", tile.X), -1) + url = strings.Replace(url, "{y}", fmt.Sprintf("%d", tile.Y), -1) + + var err error + for attempt := 0; attempt < maxRetries; attempt++ { + select { + case <-ctx.Done(): // Check for cancellation. + return + default: + } + + var req *http.Request + req, err = http.NewRequestWithContext(ctx, "GET", url, nil) + if err != nil { + log.Printf("Error creating request for tile %v: %v. Retrying...", tile, err) + time.Sleep(time.Second * time.Duration(math.Pow(2, float64(attempt)))) + continue + } + req.Header.Set("User-Agent", "MapTileDownloader/1.0 (Go)") + + resp, err := http.DefaultClient.Do(req) + if err != nil { + log.Printf("Error downloading tile %v: %v. Retrying...", tile, err) + time.Sleep(time.Second * time.Duration(math.Pow(2, float64(attempt)))) + continue + } + + if resp.StatusCode != http.StatusOK { + resp.Body.Close() + log.Printf("Unexpected status code %d for tile %v. Retrying...", resp.StatusCode, tile) + time.Sleep(time.Second * time.Duration(math.Pow(2, float64(attempt)))) + continue + } + + body, err := io.ReadAll(resp.Body) + resp.Body.Close() + if err != nil { + log.Printf("Error reading tile body for tile %v: %v. Retrying...", tile, err) + time.Sleep(time.Second * time.Duration(math.Pow(2, float64(attempt)))) + continue + } + + if err := os.MkdirAll(tileDir, 0755); err != nil { + log.Printf("Error creating tile directory for tile %v: %v", tile, err) + return // No point in retrying if we can't create the directory + } + + // Convert the image to 8-bit PNG if requested. + if convertTo8Bit { + img, _, err := image.Decode(bytes.NewReader(body)) + if err == nil { + paletted := image.NewPaletted(img.Bounds(), color.Palette{}) + draw.Draw(paletted, paletted.Rect, img, img.Bounds().Min, draw.Src) + var buf bytes.Buffer + if err := png.Encode(&buf, paletted); err == nil { + body = buf.Bytes() + } + } + } + + if err := os.WriteFile(tilePath, body, 0644); err != nil { + log.Printf("Error writing tile %v: %v", tile, err) + return // No point in retrying if we can't write the file + } + + bounds := tileBounds(tile) + msgChan <- WSMessage{Type: "tile_downloaded", Data: map[string]float64{ + "west": bounds.West, + "south": bounds.South, + "east": bounds.East, + "north": bounds.North, + }} + return // Success! + } + + // If all retries fail, send a failure message. + log.Printf("Failed to download tile %v after %d attempts.", tile, maxRetries) + msgChan <- WSMessage{Type: "tile_failed", Data: map[string]string{"tile": fmt.Sprintf("%d/%d/%d", tile.Z, tile.X, tile.Y)}} +} + +// getTilesForPolygons calculates the tiles needed to cover the given polygons. +func getTilesForPolygons(polygonsData [][]LatLng, minZoom, maxZoom int) []Tile { + var allTiles []Tile + tileMap := make(map[Tile]bool) + + for _, polyData := range polygonsData { + if len(polyData) < 3 { + continue + } + + minLat, minLon := 90.0, 180.0 + maxLat, maxLon := -90.0, -180.0 + for _, p := range polyData { + if p.Lat < minLat { + minLat = p.Lat + } + if p.Lat > maxLat { + maxLat = p.Lat + } + if p.Lng < minLon { + minLon = p.Lng + } + if p.Lng > maxLon { + maxLon = p.Lng + } + } + + for z := minZoom; z <= maxZoom; z++ { + tlx, tly := latLonToTile(maxLat, minLon, uint32(z)) + brx, bry := latLonToTile(minLat, maxLon, uint32(z)) + + for x := tlx; x <= brx; x++ { + for y := tly; y <= bry; y++ { + tile := Tile{X: x, Y: y, Z: uint32(z)} + if _, exists := tileMap[tile]; exists { + continue + } + + bounds := tileBounds(tile) + + // Check if the tile is completely inside the polygon + if polygonContains(polyData, LatLng{Lat: bounds.North, Lng: bounds.West}) && + polygonContains(polyData, LatLng{Lat: bounds.North, Lng: bounds.East}) && + polygonContains(polyData, LatLng{Lat: bounds.South, Lng: bounds.West}) && + polygonContains(polyData, LatLng{Lat: bounds.South, Lng: bounds.East}) { + allTiles = append(allTiles, tile) + tileMap[tile] = true + continue + } + + // Check if the polygon is completely inside the tile + polyInTile := true + for _, p := range polyData { + if !tileContains(bounds, p) { + polyInTile = false + break + } + } + if polyInTile { + allTiles = append(allTiles, tile) + tileMap[tile] = true + continue + } + + // Check for intersection + if polygonIntersects(polyData, bounds) { + allTiles = append(allTiles, tile) + tileMap[tile] = true + } + } + } + } + } + + return allTiles +} + +// tileContains checks if a tile contains a point. +func tileContains(bounds BoundingBox, point LatLng) bool { + return point.Lat <= bounds.North && point.Lat >= bounds.South && point.Lng >= bounds.West && point.Lng <= bounds.East +} + +// polygonIntersects checks if a polygon intersects with a tile. +func polygonIntersects(poly []LatLng, bounds BoundingBox) bool { + // Check if any of the polygon's vertices are inside the tile + for _, p := range poly { + if tileContains(bounds, p) { + return true + } + } + + // Check if any of the tile's corners are inside the polygon + if polygonContains(poly, LatLng{Lat: bounds.North, Lng: bounds.West}) || + polygonContains(poly, LatLng{Lat: bounds.North, Lng: bounds.East}) || + polygonContains(poly, LatLng{Lat: bounds.South, Lng: bounds.West}) || + polygonContains(poly, LatLng{Lat: bounds.South, Lng: bounds.East}) { + return true + } + + // Check if any of the polygon's edges intersect with the tile's edges + for i := 0; i < len(poly); i++ { + p1 := poly[i] + p2 := poly[(i+1)%len(poly)] + + if lineIntersects(p1, p2, LatLng{Lat: bounds.North, Lng: bounds.West}, LatLng{Lat: bounds.North, Lng: bounds.East}) || + lineIntersects(p1, p2, LatLng{Lat: bounds.North, Lng: bounds.East}, LatLng{Lat: bounds.South, Lng: bounds.East}) || + lineIntersects(p1, p2, LatLng{Lat: bounds.South, Lng: bounds.East}, LatLng{Lat: bounds.South, Lng: bounds.West}) || + lineIntersects(p1, p2, LatLng{Lat: bounds.South, Lng: bounds.West}, LatLng{Lat: bounds.North, Lng: bounds.West}) { + return true + } + } + + return false +} + +// lineIntersects checks if two line segments intersect. +func lineIntersects(p1, q1, p2, q2 LatLng) bool { + o1 := orientation(p1, q1, p2) + o2 := orientation(p1, q1, q2) + o3 := orientation(p2, q2, p1) + o4 := orientation(p2, q2, q1) + + if o1 != o2 && o3 != o4 { + return true + } + + // Special Cases for colinear points + if o1 == 0 && onSegment(p1, p2, q1) { + return true + } + if o2 == 0 && onSegment(p1, q2, q1) { + return true + } + if o3 == 0 && onSegment(p2, p1, q2) { + return true + } + if o4 == 0 && onSegment(p2, q1, q2) { + return true + } + + return false +} + +// orientation finds the orientation of the ordered triplet (p, q, r). +func orientation(p, q, r LatLng) int { + val := (q.Lng-p.Lng)*(r.Lat-q.Lat) - (q.Lat-p.Lat)*(r.Lng-q.Lng) + if val == 0 { + return 0 // Collinear + } + if val > 0 { + return 1 // Clockwise + } + return 2 // Counterclockwise +} + +// onSegment checks if point q lies on segment pr. +func onSegment(p, q, r LatLng) bool { + if q.Lat <= math.Max(p.Lat, r.Lat) && q.Lat >= math.Min(p.Lat, r.Lat) && + q.Lng <= math.Max(p.Lng, r.Lng) && q.Lng >= math.Min(p.Lng, r.Lng) { + return true + } + return false +} + +// getWorldTiles returns a list of all tiles for the world up to zoom level 7. +func getWorldTiles() []Tile { + var worldTiles []Tile + for z := 0; z <= 7; z++ { + max := 1 << z + for x := 0; x < max; x++ { + for y := 0; y < max; y++ { + worldTiles = append(worldTiles, Tile{X: uint32(x), Y: uint32(y), Z: uint32(z)}) + } + } + } + return worldTiles +} + +// serveTile serves a single cached tile. +func serveTile(w http.ResponseWriter, r *http.Request) { + parts := strings.Split(strings.TrimPrefix(r.URL.Path, "/tiles/"), "/") + if len(parts) != 4 { + http.NotFound(w, r) + return + } + styleName := parts[0] + z := parts[1] + x := parts[2] + y := strings.TrimSuffix(parts[3], ".png") + + tilePath := filepath.Join(*cacheDir, sanitizeStyleName(styleName), z, x, y+".png") + http.ServeFile(w, r, tilePath) +} + +// getCachedTiles returns a list of cached tiles for a specific map style. +func getCachedTiles(w http.ResponseWriter, r *http.Request) { + styleName := strings.TrimPrefix(r.URL.Path, "/get_cached_tiles/") + styleCacheDir := getStyleCacheDir(styleName) + + var cachedTiles [][3]uint32 + err := filepath.Walk(styleCacheDir, func(path string, info os.FileInfo, err error) error { + if err != nil { + return err + } + if !info.IsDir() && strings.HasSuffix(info.Name(), ".png") { + parts := strings.Split(strings.TrimSuffix(path, ".png"), string(filepath.Separator)) + if len(parts) >= 4 { + z, zErr := strToUint32(parts[len(parts)-3]) + x, xErr := strToUint32(parts[len(parts)-2]) + y, yErr := strToUint32(parts[len(parts)-1]) + if zErr == nil && xErr == nil && yErr == nil { + cachedTiles = append(cachedTiles, [3]uint32{z, x, y}) + } + } + } + return nil + }) + + if err != nil { + http.Error(w, fmt.Sprintf("Error reading cache: %v", err), http.StatusInternalServerError) + return + } + + w.Header().Set("Content-Type", "application/json") + json.NewEncoder(w).Encode(cachedTiles) +} + +// getStyleName returns the name of the map style for a given URL. +func getStyleName(mapStyleURL string) string { + for name, url := range mapSources { + if url == mapStyleURL { + return name + } + } + return "default" +} + +// getStyleCacheDir returns the cache directory for a given style name. +func getStyleCacheDir(styleName string) string { + return filepath.Join(*cacheDir, sanitizeStyleName(styleName)) +} + +// nonAlphanumeric is a regular expression to match any character that is not a letter, number, hyphen, or underscore. +var nonAlphanumeric = regexp.MustCompile(`[^a-zA-Z0-9-_]+`) + +// sanitizeStyleName sanitizes the style name to be used as a directory name. +func sanitizeStyleName(styleName string) string { + return nonAlphanumeric.ReplaceAllString(strings.ReplaceAll(styleName, " ", "-"), "") +} + +// sendMessage sends a WebSocket message. +func sendMessage(conn *websocket.Conn, msgType string, data interface{}) { + msg := WSMessage{Type: msgType, Data: data} + if err := conn.WriteJSON(msg); err != nil { + log.Println("Error sending message:", err) + } +} + +// sendError sends an error message over the WebSocket connection. +func sendError(conn *websocket.Conn, message string) { + sendMessage(conn, "error", map[string]string{"message": message}) +} + +// strToUint32 converts a string to a uint32. +func strToUint32(s string) (uint32, error) { + var i uint32 + _, err := fmt.Sscanf(s, "%d", &i) + return i, err +} + +// latLonToTile converts latitude and longitude to tile coordinates. +func latLonToTile(lat, lon float64, zoom uint32) (x, y uint32) { + latRad := lat * math.Pi / 180 + n := math.Pow(2, float64(zoom)) + x = uint32(n * ((lon + 180) / 360)) + y = uint32(n * (1 - (math.Log(math.Tan(latRad)+1/math.Cos(latRad)) / math.Pi)) / 2) + return +} + +// tileBounds calculates the geographical bounding box of a tile. +func tileBounds(tile Tile) BoundingBox { + n := math.Pow(2.0, float64(tile.Z)) + lonDeg := float64(tile.X)/n*360.0 - 180.0 + latRad := math.Atan(math.Sinh(math.Pi * (1 - 2*float64(tile.Y)/n))) + latDeg := latRad * 180.0 / math.Pi + + lon2Deg := float64(tile.X+1)/n*360.0 - 180.0 + lat2Rad := math.Atan(math.Sinh(math.Pi * (1 - 2*float64(tile.Y+1)/n))) + lat2Deg := lat2Rad * 180.0 / math.Pi + + return BoundingBox{ + North: latDeg, + South: lat2Deg, + East: lon2Deg, + West: lonDeg, + } +} + +// polygonContains checks if a point is inside a polygon using the ray casting algorithm. +func polygonContains(poly []LatLng, point LatLng) bool { + in := false + for i, j := 0, len(poly)-1; i < len(poly); j, i = i, i+1 { + if (poly[i].Lat > point.Lat) != (poly[j].Lat > point.Lat) && + (point.Lng < (poly[j].Lng-poly[i].Lng)*(point.Lat-poly[i].Lat)/(poly[j].Lat-poly[i].Lat)+poly[i].Lng) { + in = !in + } + } + return in +} diff --git a/static/apple-touch-icon.png b/static/apple-touch-icon.png new file mode 100644 index 0000000..b63837f Binary files /dev/null and b/static/apple-touch-icon.png differ diff --git a/static/favicon-16x16.png b/static/favicon-16x16.png new file mode 100644 index 0000000..6711e94 Binary files /dev/null and b/static/favicon-16x16.png differ diff --git a/static/favicon-32x32.png b/static/favicon-32x32.png new file mode 100644 index 0000000..a9108e5 Binary files /dev/null and b/static/favicon-32x32.png differ diff --git a/static/favicon.ico b/static/favicon.ico new file mode 100644 index 0000000..049ad25 Binary files /dev/null and b/static/favicon.ico differ diff --git a/static/images/spritesheet-2x.png b/static/images/spritesheet-2x.png new file mode 100644 index 0000000..c45231a Binary files /dev/null and b/static/images/spritesheet-2x.png differ diff --git a/static/images/spritesheet.png b/static/images/spritesheet.png new file mode 100644 index 0000000..97d71c6 Binary files /dev/null and b/static/images/spritesheet.png differ diff --git a/static/images/spritesheet.svg b/static/images/spritesheet.svg new file mode 100644 index 0000000..3c00f30 --- /dev/null +++ b/static/images/spritesheet.svg @@ -0,0 +1,156 @@ + + + + + + image/svg+xml + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/static/leaflet.css b/static/leaflet.css new file mode 100644 index 0000000..2961b76 --- /dev/null +++ b/static/leaflet.css @@ -0,0 +1,661 @@ +/* required styles */ + +.leaflet-pane, +.leaflet-tile, +.leaflet-marker-icon, +.leaflet-marker-shadow, +.leaflet-tile-container, +.leaflet-pane > svg, +.leaflet-pane > canvas, +.leaflet-zoom-box, +.leaflet-image-layer, +.leaflet-layer { + position: absolute; + left: 0; + top: 0; + } +.leaflet-container { + overflow: hidden; + } +.leaflet-tile, +.leaflet-marker-icon, +.leaflet-marker-shadow { + -webkit-user-select: none; + -moz-user-select: none; + user-select: none; + -webkit-user-drag: none; + } +/* Prevents IE11 from highlighting tiles in blue */ +.leaflet-tile::selection { + background: transparent; +} +/* Safari renders non-retina tile on retina better with this, but Chrome is worse */ +.leaflet-safari .leaflet-tile { + image-rendering: -webkit-optimize-contrast; + } +/* hack that prevents hw layers "stretching" when loading new tiles */ +.leaflet-safari .leaflet-tile-container { + width: 1600px; + height: 1600px; + -webkit-transform-origin: 0 0; + } +.leaflet-marker-icon, +.leaflet-marker-shadow { + display: block; + } +/* .leaflet-container svg: reset svg max-width decleration shipped in Joomla! (joomla.org) 3.x */ +/* .leaflet-container img: map is broken in FF if you have max-width: 100% on tiles */ +.leaflet-container .leaflet-overlay-pane svg { + max-width: none !important; + max-height: none !important; + } +.leaflet-container .leaflet-marker-pane img, +.leaflet-container .leaflet-shadow-pane img, +.leaflet-container .leaflet-tile-pane img, +.leaflet-container img.leaflet-image-layer, +.leaflet-container .leaflet-tile { + max-width: none !important; + max-height: none !important; + width: auto; + padding: 0; + } + +.leaflet-container img.leaflet-tile { + /* See: https://bugs.chromium.org/p/chromium/issues/detail?id=600120 */ + mix-blend-mode: plus-lighter; +} + +.leaflet-container.leaflet-touch-zoom { + -ms-touch-action: pan-x pan-y; + touch-action: pan-x pan-y; + } +.leaflet-container.leaflet-touch-drag { + -ms-touch-action: pinch-zoom; + /* Fallback for FF which doesn't support pinch-zoom */ + touch-action: none; + touch-action: pinch-zoom; +} +.leaflet-container.leaflet-touch-drag.leaflet-touch-zoom { + -ms-touch-action: none; + touch-action: none; +} +.leaflet-container { + -webkit-tap-highlight-color: transparent; +} +.leaflet-container a { + -webkit-tap-highlight-color: rgba(51, 181, 229, 0.4); +} +.leaflet-tile { + filter: inherit; + visibility: hidden; + } +.leaflet-tile-loaded { + visibility: inherit; + } +.leaflet-zoom-box { + width: 0; + height: 0; + -moz-box-sizing: border-box; + box-sizing: border-box; + z-index: 800; + } +/* workaround for https://bugzilla.mozilla.org/show_bug.cgi?id=888319 */ +.leaflet-overlay-pane svg { + -moz-user-select: none; + } + +.leaflet-pane { z-index: 400; } + +.leaflet-tile-pane { z-index: 200; } +.leaflet-overlay-pane { z-index: 400; } +.leaflet-shadow-pane { z-index: 500; } +.leaflet-marker-pane { z-index: 600; } +.leaflet-tooltip-pane { z-index: 650; } +.leaflet-popup-pane { z-index: 700; } + +.leaflet-map-pane canvas { z-index: 100; } +.leaflet-map-pane svg { z-index: 200; } + +.leaflet-vml-shape { + width: 1px; + height: 1px; + } +.lvml { + behavior: url(#default#VML); + display: inline-block; + position: absolute; + } + + +/* control positioning */ + +.leaflet-control { + position: relative; + z-index: 800; + pointer-events: visiblePainted; /* IE 9-10 doesn't have auto */ + pointer-events: auto; + } +.leaflet-top, +.leaflet-bottom { + position: absolute; + z-index: 1000; + pointer-events: none; + } +.leaflet-top { + top: 0; + } +.leaflet-right { + right: 0; + } +.leaflet-bottom { + bottom: 0; + } +.leaflet-left { + left: 0; + } +.leaflet-control { + float: left; + clear: both; + } +.leaflet-right .leaflet-control { + float: right; + } +.leaflet-top .leaflet-control { + margin-top: 10px; + } +.leaflet-bottom .leaflet-control { + margin-bottom: 10px; + } +.leaflet-left .leaflet-control { + margin-left: 10px; + } +.leaflet-right .leaflet-control { + margin-right: 10px; + } + + +/* zoom and fade animations */ + +.leaflet-fade-anim .leaflet-popup { + opacity: 0; + -webkit-transition: opacity 0.2s linear; + -moz-transition: opacity 0.2s linear; + transition: opacity 0.2s linear; + } +.leaflet-fade-anim .leaflet-map-pane .leaflet-popup { + opacity: 1; + } +.leaflet-zoom-animated { + -webkit-transform-origin: 0 0; + -ms-transform-origin: 0 0; + transform-origin: 0 0; + } +svg.leaflet-zoom-animated { + will-change: transform; +} + +.leaflet-zoom-anim .leaflet-zoom-animated { + -webkit-transition: -webkit-transform 0.25s cubic-bezier(0,0,0.25,1); + -moz-transition: -moz-transform 0.25s cubic-bezier(0,0,0.25,1); + transition: transform 0.25s cubic-bezier(0,0,0.25,1); + } +.leaflet-zoom-anim .leaflet-tile, +.leaflet-pan-anim .leaflet-tile { + -webkit-transition: none; + -moz-transition: none; + transition: none; + } + +.leaflet-zoom-anim .leaflet-zoom-hide { + visibility: hidden; + } + + +/* cursors */ + +.leaflet-interactive { + cursor: pointer; + } +.leaflet-grab { + cursor: -webkit-grab; + cursor: -moz-grab; + cursor: grab; + } +.leaflet-crosshair, +.leaflet-crosshair .leaflet-interactive { + cursor: crosshair; + } +.leaflet-popup-pane, +.leaflet-control { + cursor: auto; + } +.leaflet-dragging .leaflet-grab, +.leaflet-dragging .leaflet-grab .leaflet-interactive, +.leaflet-dragging .leaflet-marker-draggable { + cursor: move; + cursor: -webkit-grabbing; + cursor: -moz-grabbing; + cursor: grabbing; + } + +/* marker & overlays interactivity */ +.leaflet-marker-icon, +.leaflet-marker-shadow, +.leaflet-image-layer, +.leaflet-pane > svg path, +.leaflet-tile-container { + pointer-events: none; + } + +.leaflet-marker-icon.leaflet-interactive, +.leaflet-image-layer.leaflet-interactive, +.leaflet-pane > svg path.leaflet-interactive, +svg.leaflet-image-layer.leaflet-interactive path { + pointer-events: visiblePainted; /* IE 9-10 doesn't have auto */ + pointer-events: auto; + } + +/* visual tweaks */ + +.leaflet-container { + background: #ddd; + outline-offset: 1px; + } +.leaflet-container a { + color: #0078A8; + } +.leaflet-zoom-box { + border: 2px dotted #38f; + background: rgba(255,255,255,0.5); + } + + +/* general typography */ +.leaflet-container { + font-family: "Helvetica Neue", Arial, Helvetica, sans-serif; + font-size: 12px; + font-size: 0.75rem; + line-height: 1.5; + } + + +/* general toolbar styles */ + +.leaflet-bar { + box-shadow: 0 1px 5px rgba(0,0,0,0.65); + border-radius: 4px; + } +.leaflet-bar a { + background-color: #fff; + border-bottom: 1px solid #ccc; + width: 26px; + height: 26px; + line-height: 26px; + display: block; + text-align: center; + text-decoration: none; + color: black; + } +.leaflet-bar a, +.leaflet-control-layers-toggle { + background-position: 50% 50%; + background-repeat: no-repeat; + display: block; + } +.leaflet-bar a:hover, +.leaflet-bar a:focus { + background-color: #f4f4f4; + } +.leaflet-bar a:first-child { + border-top-left-radius: 4px; + border-top-right-radius: 4px; + } +.leaflet-bar a:last-child { + border-bottom-left-radius: 4px; + border-bottom-right-radius: 4px; + border-bottom: none; + } +.leaflet-bar a.leaflet-disabled { + cursor: default; + background-color: #f4f4f4; + color: #bbb; + } + +.leaflet-touch .leaflet-bar a { + width: 30px; + height: 30px; + line-height: 30px; + } +.leaflet-touch .leaflet-bar a:first-child { + border-top-left-radius: 2px; + border-top-right-radius: 2px; + } +.leaflet-touch .leaflet-bar a:last-child { + border-bottom-left-radius: 2px; + border-bottom-right-radius: 2px; + } + +/* zoom control */ + +.leaflet-control-zoom-in, +.leaflet-control-zoom-out { + font: bold 18px 'Lucida Console', Monaco, monospace; + text-indent: 1px; + } + +.leaflet-touch .leaflet-control-zoom-in, .leaflet-touch .leaflet-control-zoom-out { + font-size: 22px; + } + + +/* layers control */ + +.leaflet-control-layers { + box-shadow: 0 1px 5px rgba(0,0,0,0.4); + background: #fff; + border-radius: 5px; + } +.leaflet-control-layers-toggle { + background-image: url(images/layers.png); + width: 36px; + height: 36px; + } +.leaflet-retina .leaflet-control-layers-toggle { + background-image: url(images/layers-2x.png); + background-size: 26px 26px; + } +.leaflet-touch .leaflet-control-layers-toggle { + width: 44px; + height: 44px; + } +.leaflet-control-layers .leaflet-control-layers-list, +.leaflet-control-layers-expanded .leaflet-control-layers-toggle { + display: none; + } +.leaflet-control-layers-expanded .leaflet-control-layers-list { + display: block; + position: relative; + } +.leaflet-control-layers-expanded { + padding: 6px 10px 6px 6px; + color: #333; + background: #fff; + } +.leaflet-control-layers-scrollbar { + overflow-y: scroll; + overflow-x: hidden; + padding-right: 5px; + } +.leaflet-control-layers-selector { + margin-top: 2px; + position: relative; + top: 1px; + } +.leaflet-control-layers label { + display: block; + font-size: 13px; + font-size: 1.08333em; + } +.leaflet-control-layers-separator { + height: 0; + border-top: 1px solid #ddd; + margin: 5px -10px 5px -6px; + } + +/* Default icon URLs */ +.leaflet-default-icon-path { /* used only in path-guessing heuristic, see L.Icon.Default */ + background-image: url(images/marker-icon.png); + } + + +/* attribution and scale controls */ + +.leaflet-container .leaflet-control-attribution { + background: #fff; + background: rgba(255, 255, 255, 0.8); + margin: 0; + } +.leaflet-control-attribution, +.leaflet-control-scale-line { + padding: 0 5px; + color: #333; + line-height: 1.4; + } +.leaflet-control-attribution a { + text-decoration: none; + } +.leaflet-control-attribution a:hover, +.leaflet-control-attribution a:focus { + text-decoration: underline; + } +.leaflet-attribution-flag { + display: inline !important; + vertical-align: baseline !important; + width: 1em; + height: 0.6669em; + } +.leaflet-left .leaflet-control-scale { + margin-left: 5px; + } +.leaflet-bottom .leaflet-control-scale { + margin-bottom: 5px; + } +.leaflet-control-scale-line { + border: 2px solid #777; + border-top: none; + line-height: 1.1; + padding: 2px 5px 1px; + white-space: nowrap; + -moz-box-sizing: border-box; + box-sizing: border-box; + background: rgba(255, 255, 255, 0.8); + text-shadow: 1px 1px #fff; + } +.leaflet-control-scale-line:not(:first-child) { + border-top: 2px solid #777; + border-bottom: none; + margin-top: -2px; + } +.leaflet-control-scale-line:not(:first-child):not(:last-child) { + border-bottom: 2px solid #777; + } + +.leaflet-touch .leaflet-control-attribution, +.leaflet-touch .leaflet-control-layers, +.leaflet-touch .leaflet-bar { + box-shadow: none; + } +.leaflet-touch .leaflet-control-layers, +.leaflet-touch .leaflet-bar { + border: 2px solid rgba(0,0,0,0.2); + background-clip: padding-box; + } + + +/* popup */ + +.leaflet-popup { + position: absolute; + text-align: center; + margin-bottom: 20px; + } +.leaflet-popup-content-wrapper { + padding: 1px; + text-align: left; + border-radius: 12px; + } +.leaflet-popup-content { + margin: 13px 24px 13px 20px; + line-height: 1.3; + font-size: 13px; + font-size: 1.08333em; + min-height: 1px; + } +.leaflet-popup-content p { + margin: 17px 0; + margin: 1.3em 0; + } +.leaflet-popup-tip-container { + width: 40px; + height: 20px; + position: absolute; + left: 50%; + margin-top: -1px; + margin-left: -20px; + overflow: hidden; + pointer-events: none; + } +.leaflet-popup-tip { + width: 17px; + height: 17px; + padding: 1px; + + margin: -10px auto 0; + pointer-events: auto; + + -webkit-transform: rotate(45deg); + -moz-transform: rotate(45deg); + -ms-transform: rotate(45deg); + transform: rotate(45deg); + } +.leaflet-popup-content-wrapper, +.leaflet-popup-tip { + background: white; + color: #333; + box-shadow: 0 3px 14px rgba(0,0,0,0.4); + } +.leaflet-container a.leaflet-popup-close-button { + position: absolute; + top: 0; + right: 0; + border: none; + text-align: center; + width: 24px; + height: 24px; + font: 16px/24px Tahoma, Verdana, sans-serif; + color: #757575; + text-decoration: none; + background: transparent; + } +.leaflet-container a.leaflet-popup-close-button:hover, +.leaflet-container a.leaflet-popup-close-button:focus { + color: #585858; + } +.leaflet-popup-scrolled { + overflow: auto; + } + +.leaflet-oldie .leaflet-popup-content-wrapper { + -ms-zoom: 1; + } +.leaflet-oldie .leaflet-popup-tip { + width: 24px; + margin: 0 auto; + + -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678)"; + filter: progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678); + } + +.leaflet-oldie .leaflet-control-zoom, +.leaflet-oldie .leaflet-control-layers, +.leaflet-oldie .leaflet-popup-content-wrapper, +.leaflet-oldie .leaflet-popup-tip { + border: 1px solid #999; + } + + +/* div icon */ + +.leaflet-div-icon { + background: #fff; + border: 1px solid #666; + } + + +/* Tooltip */ +/* Base styles for the element that has a tooltip */ +.leaflet-tooltip { + position: absolute; + padding: 6px; + background-color: #fff; + border: 1px solid #fff; + border-radius: 3px; + color: #222; + white-space: nowrap; + -webkit-user-select: none; + -moz-user-select: none; + -ms-user-select: none; + user-select: none; + pointer-events: none; + box-shadow: 0 1px 3px rgba(0,0,0,0.4); + } +.leaflet-tooltip.leaflet-interactive { + cursor: pointer; + pointer-events: auto; + } +.leaflet-tooltip-top:before, +.leaflet-tooltip-bottom:before, +.leaflet-tooltip-left:before, +.leaflet-tooltip-right:before { + position: absolute; + pointer-events: none; + border: 6px solid transparent; + background: transparent; + content: ""; + } + +/* Directions */ + +.leaflet-tooltip-bottom { + margin-top: 6px; +} +.leaflet-tooltip-top { + margin-top: -6px; +} +.leaflet-tooltip-bottom:before, +.leaflet-tooltip-top:before { + left: 50%; + margin-left: -6px; + } +.leaflet-tooltip-top:before { + bottom: 0; + margin-bottom: -12px; + border-top-color: #fff; + } +.leaflet-tooltip-bottom:before { + top: 0; + margin-top: -12px; + margin-left: -6px; + border-bottom-color: #fff; + } +.leaflet-tooltip-left { + margin-left: -6px; +} +.leaflet-tooltip-right { + margin-left: 6px; +} +.leaflet-tooltip-left:before, +.leaflet-tooltip-right:before { + top: 50%; + margin-top: -6px; + } +.leaflet-tooltip-left:before { + right: 0; + margin-right: -12px; + border-left-color: #fff; + } +.leaflet-tooltip-right:before { + left: 0; + margin-left: -12px; + border-right-color: #fff; + } + +/* Printing */ + +@media print { + /* Prevent printers from removing background-images of controls. */ + .leaflet-control { + -webkit-print-color-adjust: exact; + print-color-adjust: exact; + } + } diff --git a/static/leaflet.draw.css b/static/leaflet.draw.css new file mode 100644 index 0000000..a019410 --- /dev/null +++ b/static/leaflet.draw.css @@ -0,0 +1,10 @@ +.leaflet-draw-section{position:relative}.leaflet-draw-toolbar{margin-top:12px}.leaflet-draw-toolbar-top{margin-top:0}.leaflet-draw-toolbar-notop a:first-child{border-top-right-radius:0}.leaflet-draw-toolbar-nobottom a:last-child{border-bottom-right-radius:0}.leaflet-draw-toolbar a{background-image:url('images/spritesheet.png');background-image:linear-gradient(transparent,transparent),url('images/spritesheet.svg');background-repeat:no-repeat;background-size:300px 30px;background-clip:padding-box}.leaflet-retina .leaflet-draw-toolbar a{background-image:url('images/spritesheet-2x.png');background-image:linear-gradient(transparent,transparent),url('images/spritesheet.svg')} +.leaflet-draw a{display:block;text-align:center;text-decoration:none}.leaflet-draw a .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.leaflet-draw-actions{display:none;list-style:none;margin:0;padding:0;position:absolute;left:26px;top:0;white-space:nowrap}.leaflet-touch .leaflet-draw-actions{left:32px}.leaflet-right .leaflet-draw-actions{right:26px;left:auto}.leaflet-touch .leaflet-right .leaflet-draw-actions{right:32px;left:auto}.leaflet-draw-actions li{display:inline-block} +.leaflet-draw-actions li:first-child a{border-left:0}.leaflet-draw-actions li:last-child a{-webkit-border-radius:0 4px 4px 0;border-radius:0 4px 4px 0}.leaflet-right .leaflet-draw-actions li:last-child a{-webkit-border-radius:0;border-radius:0}.leaflet-right .leaflet-draw-actions li:first-child a{-webkit-border-radius:4px 0 0 4px;border-radius:4px 0 0 4px}.leaflet-draw-actions a{background-color:#919187;border-left:1px solid #AAA;color:#FFF;font:11px/19px "Helvetica Neue",Arial,Helvetica,sans-serif;line-height:28px;text-decoration:none;padding-left:10px;padding-right:10px;height:28px} +.leaflet-touch .leaflet-draw-actions a{font-size:12px;line-height:30px;height:30px}.leaflet-draw-actions-bottom{margin-top:0}.leaflet-draw-actions-top{margin-top:1px}.leaflet-draw-actions-top a,.leaflet-draw-actions-bottom a{height:27px;line-height:27px}.leaflet-draw-actions a:hover{background-color:#a0a098}.leaflet-draw-actions-top.leaflet-draw-actions-bottom a{height:26px;line-height:26px}.leaflet-draw-toolbar .leaflet-draw-draw-polyline{background-position:-2px -2px}.leaflet-touch .leaflet-draw-toolbar .leaflet-draw-draw-polyline{background-position:0 -1px} +.leaflet-draw-toolbar .leaflet-draw-draw-polygon{background-position:-31px -2px}.leaflet-touch .leaflet-draw-toolbar .leaflet-draw-draw-polygon{background-position:-29px -1px}.leaflet-draw-toolbar .leaflet-draw-draw-rectangle{background-position:-62px -2px}.leaflet-touch .leaflet-draw-toolbar .leaflet-draw-draw-rectangle{background-position:-60px -1px}.leaflet-draw-toolbar .leaflet-draw-draw-circle{background-position:-92px -2px}.leaflet-touch .leaflet-draw-toolbar .leaflet-draw-draw-circle{background-position:-90px -1px} +.leaflet-draw-toolbar .leaflet-draw-draw-marker{background-position:-122px -2px}.leaflet-touch .leaflet-draw-toolbar .leaflet-draw-draw-marker{background-position:-120px -1px}.leaflet-draw-toolbar .leaflet-draw-draw-circlemarker{background-position:-273px -2px}.leaflet-touch .leaflet-draw-toolbar .leaflet-draw-draw-circlemarker{background-position:-271px -1px}.leaflet-draw-toolbar .leaflet-draw-edit-edit{background-position:-152px -2px}.leaflet-touch .leaflet-draw-toolbar .leaflet-draw-edit-edit{background-position:-150px -1px} +.leaflet-draw-toolbar .leaflet-draw-edit-remove{background-position:-182px -2px}.leaflet-touch .leaflet-draw-toolbar .leaflet-draw-edit-remove{background-position:-180px -1px}.leaflet-draw-toolbar .leaflet-draw-edit-edit.leaflet-disabled{background-position:-212px -2px}.leaflet-touch .leaflet-draw-toolbar .leaflet-draw-edit-edit.leaflet-disabled{background-position:-210px -1px}.leaflet-draw-toolbar .leaflet-draw-edit-remove.leaflet-disabled{background-position:-242px -2px}.leaflet-touch .leaflet-draw-toolbar .leaflet-draw-edit-remove.leaflet-disabled{background-position:-240px -2px} +.leaflet-mouse-marker{background-color:#fff;cursor:crosshair}.leaflet-draw-tooltip{background:#363636;background:rgba(0,0,0,0.5);border:1px solid transparent;-webkit-border-radius:4px;border-radius:4px;color:#fff;font:12px/18px "Helvetica Neue",Arial,Helvetica,sans-serif;margin-left:20px;margin-top:-21px;padding:4px 8px;position:absolute;visibility:hidden;white-space:nowrap;z-index:6}.leaflet-draw-tooltip:before{border-right:6px solid black;border-right-color:rgba(0,0,0,0.5);border-top:6px solid transparent;border-bottom:6px solid transparent;content:"";position:absolute;top:7px;left:-7px} +.leaflet-error-draw-tooltip{background-color:#f2dede;border:1px solid #e6b6bd;color:#b94a48}.leaflet-error-draw-tooltip:before{border-right-color:#e6b6bd}.leaflet-draw-tooltip-single{margin-top:-12px}.leaflet-draw-tooltip-subtext{color:#f8d5e4}.leaflet-draw-guide-dash{font-size:1%;opacity:.6;position:absolute;width:5px;height:5px}.leaflet-edit-marker-selected{background-color:rgba(254,87,161,0.1);border:4px dashed rgba(254,87,161,0.6);-webkit-border-radius:4px;border-radius:4px;box-sizing:content-box} +.leaflet-edit-move{cursor:move}.leaflet-edit-resize{cursor:pointer}.leaflet-oldie .leaflet-draw-toolbar{border:1px solid #999} \ No newline at end of file diff --git a/static/leaflet.draw.js b/static/leaflet.draw.js new file mode 100644 index 0000000..71aeb33 --- /dev/null +++ b/static/leaflet.draw.js @@ -0,0 +1,10 @@ +/* + Leaflet.draw 1.0.4, a plugin that adds drawing and editing tools to Leaflet powered maps. + (c) 2012-2017, Jacob Toye, Jon West, Smartrak, Leaflet + + https://github.com/Leaflet/Leaflet.draw + http://leafletjs.com + */ +!function(t,e,i){function o(t,e){for(;(t=t.parentElement)&&!t.classList.contains(e););return t}L.drawVersion="1.0.4",L.Draw={},L.drawLocal={draw:{toolbar:{actions:{title:"Cancel drawing",text:"Cancel"},finish:{title:"Finish drawing",text:"Finish"},undo:{title:"Delete last point drawn",text:"Delete last point"},buttons:{polyline:"Draw a polyline",polygon:"Draw a polygon",rectangle:"Draw a rectangle",circle:"Draw a circle",marker:"Draw a marker",circlemarker:"Draw a circlemarker"}},handlers:{circle:{tooltip:{start:"Click and drag to draw circle."},radius:"Radius"},circlemarker:{tooltip:{start:"Click map to place circle marker."}},marker:{tooltip:{start:"Click map to place marker."}},polygon:{tooltip:{start:"Click to start drawing shape.",cont:"Click to continue drawing shape.",end:"Click first point to close this shape."}},polyline:{error:"Error: shape edges cannot cross!",tooltip:{start:"Click to start drawing line.",cont:"Click to continue drawing line.",end:"Click last point to finish line."}},rectangle:{tooltip:{start:"Click and drag to draw rectangle."}},simpleshape:{tooltip:{end:"Release mouse to finish drawing."}}}},edit:{toolbar:{actions:{save:{title:"Save changes",text:"Save"},cancel:{title:"Cancel editing, discards all changes",text:"Cancel"},clearAll:{title:"Clear all layers",text:"Clear All"}},buttons:{edit:"Edit layers",editDisabled:"No layers to edit",remove:"Delete layers",removeDisabled:"No layers to delete"}},handlers:{edit:{tooltip:{text:"Drag handles or markers to edit features.",subtext:"Click cancel to undo changes."}},remove:{tooltip:{text:"Click on a feature to remove."}}}}},L.Draw.Event={},L.Draw.Event.CREATED="draw:created",L.Draw.Event.EDITED="draw:edited",L.Draw.Event.DELETED="draw:deleted",L.Draw.Event.DRAWSTART="draw:drawstart",L.Draw.Event.DRAWSTOP="draw:drawstop",L.Draw.Event.DRAWVERTEX="draw:drawvertex",L.Draw.Event.EDITSTART="draw:editstart",L.Draw.Event.EDITMOVE="draw:editmove",L.Draw.Event.EDITRESIZE="draw:editresize",L.Draw.Event.EDITVERTEX="draw:editvertex",L.Draw.Event.EDITSTOP="draw:editstop",L.Draw.Event.DELETESTART="draw:deletestart",L.Draw.Event.DELETESTOP="draw:deletestop",L.Draw.Event.TOOLBAROPENED="draw:toolbaropened",L.Draw.Event.TOOLBARCLOSED="draw:toolbarclosed",L.Draw.Event.MARKERCONTEXT="draw:markercontext",L.Draw=L.Draw||{},L.Draw.Feature=L.Handler.extend({initialize:function(t,e){this._map=t,this._container=t._container,this._overlayPane=t._panes.overlayPane,this._popupPane=t._panes.popupPane,e&&e.shapeOptions&&(e.shapeOptions=L.Util.extend({},this.options.shapeOptions,e.shapeOptions)),L.setOptions(this,e);var i=L.version.split(".");1===parseInt(i[0],10)&&parseInt(i[1],10)>=2?L.Draw.Feature.include(L.Evented.prototype):L.Draw.Feature.include(L.Mixin.Events)},enable:function(){this._enabled||(L.Handler.prototype.enable.call(this),this.fire("enabled",{handler:this.type}),this._map.fire(L.Draw.Event.DRAWSTART,{layerType:this.type}))},disable:function(){this._enabled&&(L.Handler.prototype.disable.call(this),this._map.fire(L.Draw.Event.DRAWSTOP,{layerType:this.type}),this.fire("disabled",{handler:this.type}))},addHooks:function(){var t=this._map;t&&(L.DomUtil.disableTextSelection(),t.getContainer().focus(),this._tooltip=new L.Draw.Tooltip(this._map),L.DomEvent.on(this._container,"keyup",this._cancelDrawing,this))},removeHooks:function(){this._map&&(L.DomUtil.enableTextSelection(),this._tooltip.dispose(),this._tooltip=null,L.DomEvent.off(this._container,"keyup",this._cancelDrawing,this))},setOptions:function(t){L.setOptions(this,t)},_fireCreatedEvent:function(t){this._map.fire(L.Draw.Event.CREATED,{layer:t,layerType:this.type})},_cancelDrawing:function(t){27===t.keyCode&&(this._map.fire("draw:canceled",{layerType:this.type}),this.disable())}}),L.Draw.Polyline=L.Draw.Feature.extend({statics:{TYPE:"polyline"},Poly:L.Polyline,options:{allowIntersection:!0,repeatMode:!1,drawError:{color:"#b00b00",timeout:2500},icon:new L.DivIcon({iconSize:new L.Point(8,8),className:"leaflet-div-icon leaflet-editing-icon"}),touchIcon:new L.DivIcon({iconSize:new L.Point(20,20),className:"leaflet-div-icon leaflet-editing-icon leaflet-touch-icon"}),guidelineDistance:20,maxGuideLineLength:4e3,shapeOptions:{stroke:!0,color:"#3388ff",weight:4,opacity:.5,fill:!1,clickable:!0},metric:!0,feet:!0,nautic:!1,showLength:!0,zIndexOffset:2e3,factor:1,maxPoints:0},initialize:function(t,e){L.Browser.touch&&(this.options.icon=this.options.touchIcon),this.options.drawError.message=L.drawLocal.draw.handlers.polyline.error,e&&e.drawError&&(e.drawError=L.Util.extend({},this.options.drawError,e.drawError)),this.type=L.Draw.Polyline.TYPE,L.Draw.Feature.prototype.initialize.call(this,t,e)},addHooks:function(){L.Draw.Feature.prototype.addHooks.call(this),this._map&&(this._markers=[],this._markerGroup=new L.LayerGroup,this._map.addLayer(this._markerGroup),this._poly=new L.Polyline([],this.options.shapeOptions),this._tooltip.updateContent(this._getTooltipText()),this._mouseMarker||(this._mouseMarker=L.marker(this._map.getCenter(),{icon:L.divIcon({className:"leaflet-mouse-marker",iconAnchor:[20,20],iconSize:[40,40]}),opacity:0,zIndexOffset:this.options.zIndexOffset})),this._mouseMarker.on("mouseout",this._onMouseOut,this).on("mousemove",this._onMouseMove,this).on("mousedown",this._onMouseDown,this).on("mouseup",this._onMouseUp,this).addTo(this._map),this._map.on("mouseup",this._onMouseUp,this).on("mousemove",this._onMouseMove,this).on("zoomlevelschange",this._onZoomEnd,this).on("touchstart",this._onTouch,this).on("zoomend",this._onZoomEnd,this))},removeHooks:function(){L.Draw.Feature.prototype.removeHooks.call(this),this._clearHideErrorTimeout(),this._cleanUpShape(),this._map.removeLayer(this._markerGroup),delete this._markerGroup,delete this._markers,this._map.removeLayer(this._poly),delete this._poly,this._mouseMarker.off("mousedown",this._onMouseDown,this).off("mouseout",this._onMouseOut,this).off("mouseup",this._onMouseUp,this).off("mousemove",this._onMouseMove,this),this._map.removeLayer(this._mouseMarker),delete this._mouseMarker,this._clearGuides(),this._map.off("mouseup",this._onMouseUp,this).off("mousemove",this._onMouseMove,this).off("zoomlevelschange",this._onZoomEnd,this).off("zoomend",this._onZoomEnd,this).off("touchstart",this._onTouch,this).off("click",this._onTouch,this)},deleteLastVertex:function(){if(!(this._markers.length<=1)){var t=this._markers.pop(),e=this._poly,i=e.getLatLngs(),o=i.splice(-1,1)[0];this._poly.setLatLngs(i),this._markerGroup.removeLayer(t),e.getLatLngs().length<2&&this._map.removeLayer(e),this._vertexChanged(o,!1)}},addVertex:function(t){if(this._markers.length>=2&&!this.options.allowIntersection&&this._poly.newLatLngIntersects(t))return void this._showErrorTooltip();this._errorShown&&this._hideErrorTooltip(),this._markers.push(this._createMarker(t)),this._poly.addLatLng(t),2===this._poly.getLatLngs().length&&this._map.addLayer(this._poly),this._vertexChanged(t,!0)},completeShape:function(){this._markers.length<=1||!this._shapeIsValid()||(this._fireCreatedEvent(),this.disable(),this.options.repeatMode&&this.enable())},_finishShape:function(){var t=this._poly._defaultShape?this._poly._defaultShape():this._poly.getLatLngs(),e=this._poly.newLatLngIntersects(t[t.length-1]);if(!this.options.allowIntersection&&e||!this._shapeIsValid())return void this._showErrorTooltip();this._fireCreatedEvent(),this.disable(),this.options.repeatMode&&this.enable()},_shapeIsValid:function(){return!0},_onZoomEnd:function(){null!==this._markers&&this._updateGuide()},_onMouseMove:function(t){var e=this._map.mouseEventToLayerPoint(t.originalEvent),i=this._map.layerPointToLatLng(e);this._currentLatLng=i,this._updateTooltip(i),this._updateGuide(e),this._mouseMarker.setLatLng(i),L.DomEvent.preventDefault(t.originalEvent)},_vertexChanged:function(t,e){this._map.fire(L.Draw.Event.DRAWVERTEX,{layers:this._markerGroup}),this._updateFinishHandler(),this._updateRunningMeasure(t,e),this._clearGuides(),this._updateTooltip()},_onMouseDown:function(t){if(!this._clickHandled&&!this._touchHandled&&!this._disableMarkers){this._onMouseMove(t),this._clickHandled=!0,this._disableNewMarkers();var e=t.originalEvent,i=e.clientX,o=e.clientY;this._startPoint.call(this,i,o)}},_startPoint:function(t,e){this._mouseDownOrigin=L.point(t,e)},_onMouseUp:function(t){var e=t.originalEvent,i=e.clientX,o=e.clientY;this._endPoint.call(this,i,o,t),this._clickHandled=null},_endPoint:function(e,i,o){if(this._mouseDownOrigin){var a=L.point(e,i).distanceTo(this._mouseDownOrigin),n=this._calculateFinishDistance(o.latlng);this.options.maxPoints>1&&this.options.maxPoints==this._markers.length+1?(this.addVertex(o.latlng),this._finishShape()):n<10&&L.Browser.touch?this._finishShape():Math.abs(a)<9*(t.devicePixelRatio||1)&&this.addVertex(o.latlng),this._enableNewMarkers()}this._mouseDownOrigin=null},_onTouch:function(t){var e,i,o=t.originalEvent;!o.touches||!o.touches[0]||this._clickHandled||this._touchHandled||this._disableMarkers||(e=o.touches[0].clientX,i=o.touches[0].clientY,this._disableNewMarkers(),this._touchHandled=!0,this._startPoint.call(this,e,i),this._endPoint.call(this,e,i,t),this._touchHandled=null),this._clickHandled=null},_onMouseOut:function(){this._tooltip&&this._tooltip._onMouseOut.call(this._tooltip)},_calculateFinishDistance:function(t){var e;if(this._markers.length>0){var i;if(this.type===L.Draw.Polyline.TYPE)i=this._markers[this._markers.length-1];else{if(this.type!==L.Draw.Polygon.TYPE)return 1/0;i=this._markers[0]}var o=this._map.latLngToContainerPoint(i.getLatLng()),a=new L.Marker(t,{icon:this.options.icon,zIndexOffset:2*this.options.zIndexOffset}),n=this._map.latLngToContainerPoint(a.getLatLng());e=o.distanceTo(n)}else e=1/0;return e},_updateFinishHandler:function(){var t=this._markers.length;t>1&&this._markers[t-1].on("click",this._finishShape,this),t>2&&this._markers[t-2].off("click",this._finishShape,this)},_createMarker:function(t){var e=new L.Marker(t,{icon:this.options.icon,zIndexOffset:2*this.options.zIndexOffset});return this._markerGroup.addLayer(e),e},_updateGuide:function(t){var e=this._markers?this._markers.length:0;e>0&&(t=t||this._map.latLngToLayerPoint(this._currentLatLng),this._clearGuides(),this._drawGuide(this._map.latLngToLayerPoint(this._markers[e-1].getLatLng()),t))},_updateTooltip:function(t){var e=this._getTooltipText();t&&this._tooltip.updatePosition(t),this._errorShown||this._tooltip.updateContent(e)},_drawGuide:function(t,e){var i,o,a,n=Math.floor(Math.sqrt(Math.pow(e.x-t.x,2)+Math.pow(e.y-t.y,2))),s=this.options.guidelineDistance,r=this.options.maxGuideLineLength,l=n>r?n-r:s;for(this._guidesContainer||(this._guidesContainer=L.DomUtil.create("div","leaflet-draw-guides",this._overlayPane));l1&&this._markers[this._markers.length-1].off("click",this._finishShape,this)},_fireCreatedEvent:function(){var t=new this.Poly(this._poly.getLatLngs(),this.options.shapeOptions);L.Draw.Feature.prototype._fireCreatedEvent.call(this,t)}}),L.Draw.Polygon=L.Draw.Polyline.extend({statics:{TYPE:"polygon"},Poly:L.Polygon,options:{showArea:!1,showLength:!1,shapeOptions:{stroke:!0,color:"#3388ff",weight:4,opacity:.5,fill:!0,fillColor:null,fillOpacity:.2,clickable:!0},metric:!0,feet:!0,nautic:!1,precision:{}},initialize:function(t,e){L.Draw.Polyline.prototype.initialize.call(this,t,e),this.type=L.Draw.Polygon.TYPE},_updateFinishHandler:function(){var t=this._markers.length;1===t&&this._markers[0].on("click",this._finishShape,this),t>2&&(this._markers[t-1].on("dblclick",this._finishShape,this),t>3&&this._markers[t-2].off("dblclick",this._finishShape,this))},_getTooltipText:function(){var t,e;return 0===this._markers.length?t=L.drawLocal.draw.handlers.polygon.tooltip.start:this._markers.length<3?(t=L.drawLocal.draw.handlers.polygon.tooltip.cont,e=this._getMeasurementString()):(t=L.drawLocal.draw.handlers.polygon.tooltip.end,e=this._getMeasurementString()),{text:t,subtext:e}},_getMeasurementString:function(){var t=this._area,e="";return t||this.options.showLength?(this.options.showLength&&(e=L.Draw.Polyline.prototype._getMeasurementString.call(this)),t&&(e+="
"+L.GeometryUtil.readableArea(t,this.options.metric,this.options.precision)),e):null},_shapeIsValid:function(){return this._markers.length>=3},_vertexChanged:function(t,e){var i;!this.options.allowIntersection&&this.options.showArea&&(i=this._poly.getLatLngs(),this._area=L.GeometryUtil.geodesicArea(i)),L.Draw.Polyline.prototype._vertexChanged.call(this,t,e)},_cleanUpShape:function(){var t=this._markers.length;t>0&&(this._markers[0].off("click",this._finishShape,this),t>2&&this._markers[t-1].off("dblclick",this._finishShape,this))}}),L.SimpleShape={},L.Draw.SimpleShape=L.Draw.Feature.extend({options:{repeatMode:!1},initialize:function(t,e){this._endLabelText=L.drawLocal.draw.handlers.simpleshape.tooltip.end,L.Draw.Feature.prototype.initialize.call(this,t,e)},addHooks:function(){L.Draw.Feature.prototype.addHooks.call(this),this._map&&(this._mapDraggable=this._map.dragging.enabled(),this._mapDraggable&&this._map.dragging.disable(),this._container.style.cursor="crosshair",this._tooltip.updateContent({text:this._initialLabelText}),this._map.on("mousedown",this._onMouseDown,this).on("mousemove",this._onMouseMove,this).on("touchstart",this._onMouseDown,this).on("touchmove",this._onMouseMove,this),e.addEventListener("touchstart",L.DomEvent.preventDefault,{passive:!1}))},removeHooks:function(){L.Draw.Feature.prototype.removeHooks.call(this),this._map&&(this._mapDraggable&&this._map.dragging.enable(),this._container.style.cursor="",this._map.off("mousedown",this._onMouseDown,this).off("mousemove",this._onMouseMove,this).off("touchstart",this._onMouseDown,this).off("touchmove",this._onMouseMove,this),L.DomEvent.off(e,"mouseup",this._onMouseUp,this),L.DomEvent.off(e,"touchend",this._onMouseUp,this),e.removeEventListener("touchstart",L.DomEvent.preventDefault),this._shape&&(this._map.removeLayer(this._shape),delete this._shape)),this._isDrawing=!1},_getTooltipText:function(){return{text:this._endLabelText}},_onMouseDown:function(t){this._isDrawing=!0,this._startLatLng=t.latlng,L.DomEvent.on(e,"mouseup",this._onMouseUp,this).on(e,"touchend",this._onMouseUp,this).preventDefault(t.originalEvent)},_onMouseMove:function(t){var e=t.latlng;this._tooltip.updatePosition(e),this._isDrawing&&(this._tooltip.updateContent(this._getTooltipText()),this._drawShape(e))},_onMouseUp:function(){this._shape&&this._fireCreatedEvent(),this.disable(),this.options.repeatMode&&this.enable()}}),L.Draw.Rectangle=L.Draw.SimpleShape.extend({statics:{TYPE:"rectangle"},options:{shapeOptions:{stroke:!0,color:"#3388ff",weight:4,opacity:.5,fill:!0,fillColor:null,fillOpacity:.2,clickable:!0},showArea:!0,metric:!0},initialize:function(t,e){this.type=L.Draw.Rectangle.TYPE,this._initialLabelText=L.drawLocal.draw.handlers.rectangle.tooltip.start,L.Draw.SimpleShape.prototype.initialize.call(this,t,e)},disable:function(){this._enabled&&(this._isCurrentlyTwoClickDrawing=!1,L.Draw.SimpleShape.prototype.disable.call(this))},_onMouseUp:function(t){if(!this._shape&&!this._isCurrentlyTwoClickDrawing)return void(this._isCurrentlyTwoClickDrawing=!0);this._isCurrentlyTwoClickDrawing&&!o(t.target,"leaflet-pane")||L.Draw.SimpleShape.prototype._onMouseUp.call(this)},_drawShape:function(t){this._shape?this._shape.setBounds(new L.LatLngBounds(this._startLatLng,t)):(this._shape=new L.Rectangle(new L.LatLngBounds(this._startLatLng,t),this.options.shapeOptions),this._map.addLayer(this._shape))},_fireCreatedEvent:function(){var t=new L.Rectangle(this._shape.getBounds(),this.options.shapeOptions);L.Draw.SimpleShape.prototype._fireCreatedEvent.call(this,t)},_getTooltipText:function(){var t,e,i,o=L.Draw.SimpleShape.prototype._getTooltipText.call(this),a=this._shape,n=this.options.showArea;return a&&(t=this._shape._defaultShape?this._shape._defaultShape():this._shape.getLatLngs(),e=L.GeometryUtil.geodesicArea(t),i=n?L.GeometryUtil.readableArea(e,this.options.metric):""),{text:o.text,subtext:i}}}),L.Draw.Marker=L.Draw.Feature.extend({statics:{TYPE:"marker"},options:{icon:new L.Icon.Default,repeatMode:!1,zIndexOffset:2e3},initialize:function(t,e){this.type=L.Draw.Marker.TYPE,this._initialLabelText=L.drawLocal.draw.handlers.marker.tooltip.start,L.Draw.Feature.prototype.initialize.call(this,t,e)},addHooks:function(){L.Draw.Feature.prototype.addHooks.call(this),this._map&&(this._tooltip.updateContent({text:this._initialLabelText}),this._mouseMarker||(this._mouseMarker=L.marker(this._map.getCenter(),{icon:L.divIcon({className:"leaflet-mouse-marker",iconAnchor:[20,20],iconSize:[40,40]}),opacity:0,zIndexOffset:this.options.zIndexOffset})),this._mouseMarker.on("click",this._onClick,this).addTo(this._map),this._map.on("mousemove",this._onMouseMove,this),this._map.on("click",this._onTouch,this))},removeHooks:function(){L.Draw.Feature.prototype.removeHooks.call(this),this._map&&(this._map.off("click",this._onClick,this).off("click",this._onTouch,this),this._marker&&(this._marker.off("click",this._onClick,this),this._map.removeLayer(this._marker),delete this._marker),this._mouseMarker.off("click",this._onClick,this),this._map.removeLayer(this._mouseMarker),delete this._mouseMarker,this._map.off("mousemove",this._onMouseMove,this))},_onMouseMove:function(t){var e=t.latlng;this._tooltip.updatePosition(e),this._mouseMarker.setLatLng(e),this._marker?(e=this._mouseMarker.getLatLng(),this._marker.setLatLng(e)):(this._marker=this._createMarker(e),this._marker.on("click",this._onClick,this),this._map.on("click",this._onClick,this).addLayer(this._marker))},_createMarker:function(t){return new L.Marker(t,{icon:this.options.icon,zIndexOffset:this.options.zIndexOffset})},_onClick:function(){this._fireCreatedEvent(),this.disable(),this.options.repeatMode&&this.enable()},_onTouch:function(t){this._onMouseMove(t),this._onClick()},_fireCreatedEvent:function(){var t=new L.Marker.Touch(this._marker.getLatLng(),{icon:this.options.icon});L.Draw.Feature.prototype._fireCreatedEvent.call(this,t)}}),L.Draw.CircleMarker=L.Draw.Marker.extend({statics:{TYPE:"circlemarker"},options:{stroke:!0,color:"#3388ff",weight:4,opacity:.5,fill:!0,fillColor:null,fillOpacity:.2,clickable:!0,zIndexOffset:2e3},initialize:function(t,e){this.type=L.Draw.CircleMarker.TYPE,this._initialLabelText=L.drawLocal.draw.handlers.circlemarker.tooltip.start,L.Draw.Feature.prototype.initialize.call(this,t,e)},_fireCreatedEvent:function(){var t=new L.CircleMarker(this._marker.getLatLng(),this.options);L.Draw.Feature.prototype._fireCreatedEvent.call(this,t)},_createMarker:function(t){return new L.CircleMarker(t,this.options)}}),L.Draw.Circle=L.Draw.SimpleShape.extend({statics:{TYPE:"circle"},options:{shapeOptions:{stroke:!0,color:"#3388ff",weight:4,opacity:.5,fill:!0,fillColor:null,fillOpacity:.2,clickable:!0},showRadius:!0,metric:!0,feet:!0,nautic:!1},initialize:function(t,e){this.type=L.Draw.Circle.TYPE,this._initialLabelText=L.drawLocal.draw.handlers.circle.tooltip.start,L.Draw.SimpleShape.prototype.initialize.call(this,t,e)},_drawShape:function(t){if(L.GeometryUtil.isVersion07x())var e=this._startLatLng.distanceTo(t);else var e=this._map.distance(this._startLatLng,t);this._shape?this._shape.setRadius(e):(this._shape=new L.Circle(this._startLatLng,e,this.options.shapeOptions),this._map.addLayer(this._shape))},_fireCreatedEvent:function(){var t=new L.Circle(this._startLatLng,this._shape.getRadius(),this.options.shapeOptions);L.Draw.SimpleShape.prototype._fireCreatedEvent.call(this,t)},_onMouseMove:function(t){var e,i=t.latlng,o=this.options.showRadius,a=this.options.metric;if(this._tooltip.updatePosition(i),this._isDrawing){this._drawShape(i),e=this._shape.getRadius().toFixed(1);var n="";o&&(n=L.drawLocal.draw.handlers.circle.radius+": "+L.GeometryUtil.readableDistance(e,a,this.options.feet,this.options.nautic)),this._tooltip.updateContent({text:this._endLabelText,subtext:n})}}}),L.Edit=L.Edit||{},L.Edit.Marker=L.Handler.extend({initialize:function(t,e){this._marker=t,L.setOptions(this,e)},addHooks:function(){var t=this._marker;t.dragging.enable(),t.on("dragend",this._onDragEnd,t),this._toggleMarkerHighlight()},removeHooks:function(){var t=this._marker;t.dragging.disable(),t.off("dragend",this._onDragEnd,t),this._toggleMarkerHighlight()},_onDragEnd:function(t){var e=t.target;e.edited=!0,this._map.fire(L.Draw.Event.EDITMOVE,{layer:e})},_toggleMarkerHighlight:function(){var t=this._marker._icon;t&&(t.style.display="none",L.DomUtil.hasClass(t,"leaflet-edit-marker-selected")?(L.DomUtil.removeClass(t,"leaflet-edit-marker-selected"),this._offsetMarker(t,-4)):(L.DomUtil.addClass(t,"leaflet-edit-marker-selected"),this._offsetMarker(t,4)),t.style.display="")},_offsetMarker:function(t,e){var i=parseInt(t.style.marginTop,10)-e,o=parseInt(t.style.marginLeft,10)-e;t.style.marginTop=i+"px",t.style.marginLeft=o+"px"}}),L.Marker.addInitHook(function(){L.Edit.Marker&&(this.editing=new L.Edit.Marker(this),this.options.editable&&this.editing.enable())}),L.Edit=L.Edit||{},L.Edit.Poly=L.Handler.extend({initialize:function(t){this.latlngs=[t._latlngs],t._holes&&(this.latlngs=this.latlngs.concat(t._holes)),this._poly=t,this._poly.on("revert-edited",this._updateLatLngs,this)},_defaultShape:function(){return L.Polyline._flat?L.Polyline._flat(this._poly._latlngs)?this._poly._latlngs:this._poly._latlngs[0]:this._poly._latlngs},_eachVertexHandler:function(t){for(var e=0;et&&(i._index+=e)})},_createMiddleMarker:function(t,e){var i,o,a,n=this._getMiddleLatLng(t,e),s=this._createMarker(n);s.setOpacity(.6),t._middleRight=e._middleLeft=s,o=function(){s.off("touchmove",o,this);var a=e._index;s._index=a,s.off("click",i,this).on("click",this._onMarkerClick,this),n.lat=s.getLatLng().lat,n.lng=s.getLatLng().lng,this._spliceLatLngs(a,0,n),this._markers.splice(a,0,s),s.setOpacity(1),this._updateIndexes(a,1),e._index++,this._updatePrevNext(t,s),this._updatePrevNext(s,e),this._poly.fire("editstart")},a=function(){s.off("dragstart",o,this),s.off("dragend",a,this),s.off("touchmove",o,this),this._createMiddleMarker(t,s),this._createMiddleMarker(s,e)},i=function(){o.call(this),a.call(this),this._fireEdit()},s.on("click",i,this).on("dragstart",o,this).on("dragend",a,this).on("touchmove",o,this),this._markerGroup.addLayer(s)},_updatePrevNext:function(t,e){t&&(t._next=e),e&&(e._prev=t)},_getMiddleLatLng:function(t,e){var i=this._poly._map,o=i.project(t.getLatLng()),a=i.project(e.getLatLng());return i.unproject(o._add(a)._divideBy(2))}}),L.Polyline.addInitHook(function(){this.editing||(L.Edit.Poly&&(this.editing=new L.Edit.Poly(this),this.options.editable&&this.editing.enable()),this.on("add",function(){this.editing&&this.editing.enabled()&&this.editing.addHooks()}),this.on("remove",function(){this.editing&&this.editing.enabled()&&this.editing.removeHooks()}))}),L.Edit=L.Edit||{},L.Edit.SimpleShape=L.Handler.extend({options:{moveIcon:new L.DivIcon({iconSize:new L.Point(8,8),className:"leaflet-div-icon leaflet-editing-icon leaflet-edit-move"}),resizeIcon:new L.DivIcon({iconSize:new L.Point(8,8), +className:"leaflet-div-icon leaflet-editing-icon leaflet-edit-resize"}),touchMoveIcon:new L.DivIcon({iconSize:new L.Point(20,20),className:"leaflet-div-icon leaflet-editing-icon leaflet-edit-move leaflet-touch-icon"}),touchResizeIcon:new L.DivIcon({iconSize:new L.Point(20,20),className:"leaflet-div-icon leaflet-editing-icon leaflet-edit-resize leaflet-touch-icon"})},initialize:function(t,e){L.Browser.touch&&(this.options.moveIcon=this.options.touchMoveIcon,this.options.resizeIcon=this.options.touchResizeIcon),this._shape=t,L.Util.setOptions(this,e)},addHooks:function(){var t=this._shape;this._shape._map&&(this._map=this._shape._map,t.setStyle(t.options.editing),t._map&&(this._map=t._map,this._markerGroup||this._initMarkers(),this._map.addLayer(this._markerGroup)))},removeHooks:function(){var t=this._shape;if(t.setStyle(t.options.original),t._map){this._unbindMarker(this._moveMarker);for(var e=0,i=this._resizeMarkers.length;e"+L.drawLocal.edit.handlers.edit.tooltip.text,subtext:L.drawLocal.draw.handlers.circle.radius+": "+L.GeometryUtil.readableDistance(radius,!0,this.options.feet,this.options.nautic)}),this._shape.setRadius(radius),this._map.fire(L.Draw.Event.EDITRESIZE,{layer:this._shape})}}),L.Circle.addInitHook(function(){L.Edit.Circle&&(this.editing=new L.Edit.Circle(this),this.options.editable&&this.editing.enable())}),L.Map.mergeOptions({touchExtend:!0}),L.Map.TouchExtend=L.Handler.extend({initialize:function(t){this._map=t,this._container=t._container,this._pane=t._panes.overlayPane},addHooks:function(){L.DomEvent.on(this._container,"touchstart",this._onTouchStart,this),L.DomEvent.on(this._container,"touchend",this._onTouchEnd,this),L.DomEvent.on(this._container,"touchmove",this._onTouchMove,this),this._detectIE()?(L.DomEvent.on(this._container,"MSPointerDown",this._onTouchStart,this),L.DomEvent.on(this._container,"MSPointerUp",this._onTouchEnd,this),L.DomEvent.on(this._container,"MSPointerMove",this._onTouchMove,this),L.DomEvent.on(this._container,"MSPointerCancel",this._onTouchCancel,this)):(L.DomEvent.on(this._container,"touchcancel",this._onTouchCancel,this),L.DomEvent.on(this._container,"touchleave",this._onTouchLeave,this))},removeHooks:function(){L.DomEvent.off(this._container,"touchstart",this._onTouchStart,this),L.DomEvent.off(this._container,"touchend",this._onTouchEnd,this),L.DomEvent.off(this._container,"touchmove",this._onTouchMove,this),this._detectIE()?(L.DomEvent.off(this._container,"MSPointerDown",this._onTouchStart,this),L.DomEvent.off(this._container,"MSPointerUp",this._onTouchEnd,this),L.DomEvent.off(this._container,"MSPointerMove",this._onTouchMove,this),L.DomEvent.off(this._container,"MSPointerCancel",this._onTouchCancel,this)):(L.DomEvent.off(this._container,"touchcancel",this._onTouchCancel,this),L.DomEvent.off(this._container,"touchleave",this._onTouchLeave,this))},_touchEvent:function(t,e){var i={};if(void 0!==t.touches){if(!t.touches.length)return;i=t.touches[0]}else{if("touch"!==t.pointerType)return;if(i=t,!this._filterClick(t))return}var o=this._map.mouseEventToContainerPoint(i),a=this._map.mouseEventToLayerPoint(i),n=this._map.layerPointToLatLng(a);this._map.fire(e,{latlng:n,layerPoint:a,containerPoint:o,pageX:i.pageX,pageY:i.pageY,originalEvent:t})},_filterClick:function(t){var e=t.timeStamp||t.originalEvent.timeStamp,i=L.DomEvent._lastClick&&e-L.DomEvent._lastClick;return i&&i>100&&i<500||t.target._simulatedClick&&!t._simulated?(L.DomEvent.stop(t),!1):(L.DomEvent._lastClick=e,!0)},_onTouchStart:function(t){if(this._map._loaded){this._touchEvent(t,"touchstart")}},_onTouchEnd:function(t){if(this._map._loaded){this._touchEvent(t,"touchend")}},_onTouchCancel:function(t){if(this._map._loaded){var e="touchcancel";this._detectIE()&&(e="pointercancel"),this._touchEvent(t,e)}},_onTouchLeave:function(t){if(this._map._loaded){this._touchEvent(t,"touchleave")}},_onTouchMove:function(t){if(this._map._loaded){this._touchEvent(t,"touchmove")}},_detectIE:function(){var e=t.navigator.userAgent,i=e.indexOf("MSIE ");if(i>0)return parseInt(e.substring(i+5,e.indexOf(".",i)),10);if(e.indexOf("Trident/")>0){var o=e.indexOf("rv:");return parseInt(e.substring(o+3,e.indexOf(".",o)),10)}var a=e.indexOf("Edge/");return a>0&&parseInt(e.substring(a+5,e.indexOf(".",a)),10)}}),L.Map.addInitHook("addHandler","touchExtend",L.Map.TouchExtend),L.Marker.Touch=L.Marker.extend({_initInteraction:function(){return this.addInteractiveTarget?L.Marker.prototype._initInteraction.apply(this):this._initInteractionLegacy()},_initInteractionLegacy:function(){if(this.options.clickable){var t=this._icon,e=["dblclick","mousedown","mouseover","mouseout","contextmenu","touchstart","touchend","touchmove"];this._detectIE?e.concat(["MSPointerDown","MSPointerUp","MSPointerMove","MSPointerCancel"]):e.concat(["touchcancel"]),L.DomUtil.addClass(t,"leaflet-clickable"),L.DomEvent.on(t,"click",this._onMouseClick,this),L.DomEvent.on(t,"keypress",this._onKeyPress,this);for(var i=0;i0)return parseInt(e.substring(i+5,e.indexOf(".",i)),10);if(e.indexOf("Trident/")>0){var o=e.indexOf("rv:");return parseInt(e.substring(o+3,e.indexOf(".",o)),10)}var a=e.indexOf("Edge/");return a>0&&parseInt(e.substring(a+5,e.indexOf(".",a)),10)}}),L.LatLngUtil={cloneLatLngs:function(t){for(var e=[],i=0,o=t.length;i2){for(var s=0;s1&&(i=i+s+r[1])}return i},readableArea:function(e,i,o){var a,n,o=L.Util.extend({},t,o);return i?(n=["ha","m"],type=typeof i,"string"===type?n=[i]:"boolean"!==type&&(n=i),a=e>=1e6&&-1!==n.indexOf("km")?L.GeometryUtil.formattedNumber(1e-6*e,o.km)+" kmΒ²":e>=1e4&&-1!==n.indexOf("ha")?L.GeometryUtil.formattedNumber(1e-4*e,o.ha)+" ha":L.GeometryUtil.formattedNumber(e,o.m)+" mΒ²"):(e/=.836127,a=e>=3097600?L.GeometryUtil.formattedNumber(e/3097600,o.mi)+" miΒ²":e>=4840?L.GeometryUtil.formattedNumber(e/4840,o.ac)+" acres":L.GeometryUtil.formattedNumber(e,o.yd)+" ydΒ²"),a},readableDistance:function(e,i,o,a,n){var s,n=L.Util.extend({},t,n);switch(i?"string"==typeof i?i:"metric":o?"feet":a?"nauticalMile":"yards"){case"metric":s=e>1e3?L.GeometryUtil.formattedNumber(e/1e3,n.km)+" km":L.GeometryUtil.formattedNumber(e,n.m)+" m";break;case"feet":e*=3.28083,s=L.GeometryUtil.formattedNumber(e,n.ft)+" ft";break;case"nauticalMile":e*=.53996,s=L.GeometryUtil.formattedNumber(e/1e3,n.nm)+" nm";break;case"yards":default:e*=1.09361,s=e>1760?L.GeometryUtil.formattedNumber(e/1760,n.mi)+" miles":L.GeometryUtil.formattedNumber(e,n.yd)+" yd"}return s},isVersion07x:function(){var t=L.version.split(".");return 0===parseInt(t[0],10)&&7===parseInt(t[1],10)}})}(),L.Util.extend(L.LineUtil,{segmentsIntersect:function(t,e,i,o){return this._checkCounterclockwise(t,i,o)!==this._checkCounterclockwise(e,i,o)&&this._checkCounterclockwise(t,e,i)!==this._checkCounterclockwise(t,e,o)},_checkCounterclockwise:function(t,e,i){return(i.y-t.y)*(e.x-t.x)>(e.y-t.y)*(i.x-t.x)}}),L.Polyline.include({intersects:function(){var t,e,i,o=this._getProjectedPoints(),a=o?o.length:0;if(this._tooFewPointsForIntersection())return!1;for(t=a-1;t>=3;t--)if(e=o[t-1],i=o[t],this._lineSegmentsIntersectsRange(e,i,t-2))return!0;return!1},newLatLngIntersects:function(t,e){return!!this._map&&this.newPointIntersects(this._map.latLngToLayerPoint(t),e)},newPointIntersects:function(t,e){var i=this._getProjectedPoints(),o=i?i.length:0,a=i?i[o-1]:null,n=o-2;return!this._tooFewPointsForIntersection(1)&&this._lineSegmentsIntersectsRange(a,t,n,e?1:0)},_tooFewPointsForIntersection:function(t){var e=this._getProjectedPoints(),i=e?e.length:0;return i+=t||0,!e||i<=3},_lineSegmentsIntersectsRange:function(t,e,i,o){var a,n,s=this._getProjectedPoints();o=o||0;for(var r=i;r>o;r--)if(a=s[r-1],n=s[r],L.LineUtil.segmentsIntersect(t,e,a,n))return!0;return!1},_getProjectedPoints:function(){if(!this._defaultShape)return this._originalPoints;for(var t=[],e=this._defaultShape(),i=0;i=2?L.Toolbar.include(L.Evented.prototype):L.Toolbar.include(L.Mixin.Events)},enabled:function(){return null!==this._activeMode},disable:function(){this.enabled()&&this._activeMode.handler.disable()},addToolbar:function(t){var e,i=L.DomUtil.create("div","leaflet-draw-section"),o=0,a=this._toolbarClass||"",n=this.getModeHandlers(t);for(this._toolbarContainer=L.DomUtil.create("div","leaflet-draw-toolbar leaflet-bar"),this._map=t,e=0;e0&&this._singleLineLabel&&(L.DomUtil.removeClass(this._container,"leaflet-draw-tooltip-single"),this._singleLineLabel=!1):(L.DomUtil.addClass(this._container,"leaflet-draw-tooltip-single"),this._singleLineLabel=!0),this._container.innerHTML=(t.subtext.length>0?''+t.subtext+"
":"")+""+t.text+"",t.text||t.subtext?(this._visible=!0,this._container.style.visibility="inherit"):(this._visible=!1,this._container.style.visibility="hidden"),this):this},updatePosition:function(t){var e=this._map.latLngToLayerPoint(t),i=this._container;return this._container&&(this._visible&&(i.style.visibility="inherit"),L.DomUtil.setPosition(i,e)),this},showAsError:function(){return this._container&&L.DomUtil.addClass(this._container,"leaflet-error-draw-tooltip"),this},removeError:function(){return this._container&&L.DomUtil.removeClass(this._container,"leaflet-error-draw-tooltip"),this},_onMouseOut:function(){this._container&&(this._container.style.visibility="hidden")}}),L.DrawToolbar=L.Toolbar.extend({statics:{TYPE:"draw"},options:{polyline:{},polygon:{},rectangle:{},circle:{},marker:{},circlemarker:{}},initialize:function(t){for(var e in this.options)this.options.hasOwnProperty(e)&&t[e]&&(t[e]=L.extend({},this.options[e],t[e]));this._toolbarClass="leaflet-draw-draw",L.Toolbar.prototype.initialize.call(this,t)},getModeHandlers:function(t){return[{enabled:this.options.polyline,handler:new L.Draw.Polyline(t,this.options.polyline),title:L.drawLocal.draw.toolbar.buttons.polyline},{enabled:this.options.polygon,handler:new L.Draw.Polygon(t,this.options.polygon),title:L.drawLocal.draw.toolbar.buttons.polygon},{enabled:this.options.rectangle,handler:new L.Draw.Rectangle(t,this.options.rectangle),title:L.drawLocal.draw.toolbar.buttons.rectangle},{enabled:this.options.circle,handler:new L.Draw.Circle(t,this.options.circle),title:L.drawLocal.draw.toolbar.buttons.circle},{enabled:this.options.marker,handler:new L.Draw.Marker(t,this.options.marker),title:L.drawLocal.draw.toolbar.buttons.marker},{enabled:this.options.circlemarker,handler:new L.Draw.CircleMarker(t,this.options.circlemarker),title:L.drawLocal.draw.toolbar.buttons.circlemarker}]},getActions:function(t){return[{enabled:t.completeShape,title:L.drawLocal.draw.toolbar.finish.title,text:L.drawLocal.draw.toolbar.finish.text,callback:t.completeShape,context:t},{enabled:t.deleteLastVertex,title:L.drawLocal.draw.toolbar.undo.title,text:L.drawLocal.draw.toolbar.undo.text,callback:t.deleteLastVertex,context:t},{title:L.drawLocal.draw.toolbar.actions.title,text:L.drawLocal.draw.toolbar.actions.text,callback:this.disable,context:this}]},setOptions:function(t){L.setOptions(this,t);for(var e in this._modes)this._modes.hasOwnProperty(e)&&t.hasOwnProperty(e)&&this._modes[e].handler.setOptions(t[e])}}),L.EditToolbar=L.Toolbar.extend({statics:{TYPE:"edit"},options:{edit:{selectedPathOptions:{dashArray:"10, 10",fill:!0,fillColor:"#fe57a1",fillOpacity:.1,maintainColor:!1}},remove:{},poly:null,featureGroup:null},initialize:function(t){t.edit&&(void 0===t.edit.selectedPathOptions&&(t.edit.selectedPathOptions=this.options.edit.selectedPathOptions),t.edit.selectedPathOptions=L.extend({},this.options.edit.selectedPathOptions,t.edit.selectedPathOptions)),t.remove&&(t.remove=L.extend({},this.options.remove,t.remove)),t.poly&&(t.poly=L.extend({},this.options.poly,t.poly)),this._toolbarClass="leaflet-draw-edit",L.Toolbar.prototype.initialize.call(this,t),this._selectedFeatureCount=0},getModeHandlers:function(t){var e=this.options.featureGroup;return[{enabled:this.options.edit,handler:new L.EditToolbar.Edit(t,{featureGroup:e,selectedPathOptions:this.options.edit.selectedPathOptions,poly:this.options.poly}),title:L.drawLocal.edit.toolbar.buttons.edit},{enabled:this.options.remove,handler:new L.EditToolbar.Delete(t,{featureGroup:e}),title:L.drawLocal.edit.toolbar.buttons.remove}]},getActions:function(t){var e=[{title:L.drawLocal.edit.toolbar.actions.save.title,text:L.drawLocal.edit.toolbar.actions.save.text,callback:this._save,context:this},{title:L.drawLocal.edit.toolbar.actions.cancel.title,text:L.drawLocal.edit.toolbar.actions.cancel.text,callback:this.disable,context:this}];return t.removeAllLayers&&e.push({title:L.drawLocal.edit.toolbar.actions.clearAll.title,text:L.drawLocal.edit.toolbar.actions.clearAll.text,callback:this._clearAllLayers,context:this}),e},addToolbar:function(t){var e=L.Toolbar.prototype.addToolbar.call(this,t);return this._checkDisabled(),this.options.featureGroup.on("layeradd layerremove",this._checkDisabled,this),e},removeToolbar:function(){this.options.featureGroup.off("layeradd layerremove",this._checkDisabled,this),L.Toolbar.prototype.removeToolbar.call(this)},disable:function(){this.enabled()&&(this._activeMode.handler.revertLayers(),L.Toolbar.prototype.disable.call(this))},_save:function(){this._activeMode.handler.save(),this._activeMode&&this._activeMode.handler.disable()},_clearAllLayers:function(){this._activeMode.handler.removeAllLayers(),this._activeMode&&this._activeMode.handler.disable()},_checkDisabled:function(){var t,e=this.options.featureGroup,i=0!==e.getLayers().length;this.options.edit&&(t=this._modes[L.EditToolbar.Edit.TYPE].button,i?L.DomUtil.removeClass(t,"leaflet-disabled"):L.DomUtil.addClass(t,"leaflet-disabled"),t.setAttribute("title",i?L.drawLocal.edit.toolbar.buttons.edit:L.drawLocal.edit.toolbar.buttons.editDisabled)),this.options.remove&&(t=this._modes[L.EditToolbar.Delete.TYPE].button,i?L.DomUtil.removeClass(t,"leaflet-disabled"):L.DomUtil.addClass(t,"leaflet-disabled"),t.setAttribute("title",i?L.drawLocal.edit.toolbar.buttons.remove:L.drawLocal.edit.toolbar.buttons.removeDisabled))}}),L.EditToolbar.Edit=L.Handler.extend({statics:{TYPE:"edit"},initialize:function(t,e){if(L.Handler.prototype.initialize.call(this,t),L.setOptions(this,e),this._featureGroup=e.featureGroup,!(this._featureGroup instanceof L.FeatureGroup))throw new Error("options.featureGroup must be a L.FeatureGroup");this._uneditedLayerProps={},this.type=L.EditToolbar.Edit.TYPE;var i=L.version.split(".");1===parseInt(i[0],10)&&parseInt(i[1],10)>=2?L.EditToolbar.Edit.include(L.Evented.prototype):L.EditToolbar.Edit.include(L.Mixin.Events)},enable:function(){!this._enabled&&this._hasAvailableLayers()&&(this.fire("enabled",{handler:this.type}),this._map.fire(L.Draw.Event.EDITSTART,{handler:this.type}),L.Handler.prototype.enable.call(this),this._featureGroup.on("layeradd",this._enableLayerEdit,this).on("layerremove",this._disableLayerEdit,this))},disable:function(){this._enabled&&(this._featureGroup.off("layeradd",this._enableLayerEdit,this).off("layerremove",this._disableLayerEdit,this),L.Handler.prototype.disable.call(this),this._map.fire(L.Draw.Event.EDITSTOP,{handler:this.type}),this.fire("disabled",{handler:this.type}))},addHooks:function(){var t=this._map;t&&(t.getContainer().focus(),this._featureGroup.eachLayer(this._enableLayerEdit,this),this._tooltip=new L.Draw.Tooltip(this._map),this._tooltip.updateContent({text:L.drawLocal.edit.handlers.edit.tooltip.text,subtext:L.drawLocal.edit.handlers.edit.tooltip.subtext}),t._editTooltip=this._tooltip,this._updateTooltip(),this._map.on("mousemove",this._onMouseMove,this).on("touchmove",this._onMouseMove,this).on("MSPointerMove",this._onMouseMove,this).on(L.Draw.Event.EDITVERTEX,this._updateTooltip,this))},removeHooks:function(){this._map&&(this._featureGroup.eachLayer(this._disableLayerEdit,this),this._uneditedLayerProps={},this._tooltip.dispose(),this._tooltip=null,this._map.off("mousemove",this._onMouseMove,this).off("touchmove",this._onMouseMove,this).off("MSPointerMove",this._onMouseMove,this).off(L.Draw.Event.EDITVERTEX,this._updateTooltip,this))},revertLayers:function(){this._featureGroup.eachLayer(function(t){this._revertLayer(t)},this)},save:function(){var t=new L.LayerGroup;this._featureGroup.eachLayer(function(e){e.edited&&(t.addLayer(e),e.edited=!1)}),this._map.fire(L.Draw.Event.EDITED,{layers:t})},_backupLayer:function(t){var e=L.Util.stamp(t);this._uneditedLayerProps[e]||(t instanceof L.Polyline||t instanceof L.Polygon||t instanceof L.Rectangle?this._uneditedLayerProps[e]={latlngs:L.LatLngUtil.cloneLatLngs(t.getLatLngs())}:t instanceof L.Circle?this._uneditedLayerProps[e]={latlng:L.LatLngUtil.cloneLatLng(t.getLatLng()),radius:t.getRadius()}:(t instanceof L.Marker||t instanceof L.CircleMarker)&&(this._uneditedLayerProps[e]={latlng:L.LatLngUtil.cloneLatLng(t.getLatLng())}))},_getTooltipText:function(){return{text:L.drawLocal.edit.handlers.edit.tooltip.text,subtext:L.drawLocal.edit.handlers.edit.tooltip.subtext}},_updateTooltip:function(){this._tooltip.updateContent(this._getTooltipText())},_revertLayer:function(t){var e=L.Util.stamp(t);t.edited=!1,this._uneditedLayerProps.hasOwnProperty(e)&&(t instanceof L.Polyline||t instanceof L.Polygon||t instanceof L.Rectangle?t.setLatLngs(this._uneditedLayerProps[e].latlngs):t instanceof L.Circle?(t.setLatLng(this._uneditedLayerProps[e].latlng),t.setRadius(this._uneditedLayerProps[e].radius)):(t instanceof L.Marker||t instanceof L.CircleMarker)&&t.setLatLng(this._uneditedLayerProps[e].latlng),t.fire("revert-edited",{layer:t}))},_enableLayerEdit:function(t){var e,i,o=t.layer||t.target||t;this._backupLayer(o),this.options.poly&&(i=L.Util.extend({},this.options.poly),o.options.poly=i),this.options.selectedPathOptions&&(e=L.Util.extend({},this.options.selectedPathOptions),e.maintainColor&&(e.color=o.options.color,e.fillColor=o.options.fillColor),o.options.original=L.extend({},o.options),o.options.editing=e),o instanceof L.Marker?(o.editing&&o.editing.enable(),o.dragging.enable(),o.on("dragend",this._onMarkerDragEnd).on("touchmove",this._onTouchMove,this).on("MSPointerMove",this._onTouchMove,this).on("touchend",this._onMarkerDragEnd,this).on("MSPointerUp",this._onMarkerDragEnd,this)):o.editing.enable()},_disableLayerEdit:function(t){var e=t.layer||t.target||t;e.edited=!1,e.editing&&e.editing.disable(),delete e.options.editing,delete e.options.original, +this._selectedPathOptions&&(e instanceof L.Marker?this._toggleMarkerHighlight(e):(e.setStyle(e.options.previousOptions),delete e.options.previousOptions)),e instanceof L.Marker?(e.dragging.disable(),e.off("dragend",this._onMarkerDragEnd,this).off("touchmove",this._onTouchMove,this).off("MSPointerMove",this._onTouchMove,this).off("touchend",this._onMarkerDragEnd,this).off("MSPointerUp",this._onMarkerDragEnd,this)):e.editing.disable()},_onMouseMove:function(t){this._tooltip.updatePosition(t.latlng)},_onMarkerDragEnd:function(t){var e=t.target;e.edited=!0,this._map.fire(L.Draw.Event.EDITMOVE,{layer:e})},_onTouchMove:function(t){var e=t.originalEvent.changedTouches[0],i=this._map.mouseEventToLayerPoint(e),o=this._map.layerPointToLatLng(i);t.target.setLatLng(o)},_hasAvailableLayers:function(){return 0!==this._featureGroup.getLayers().length}}),L.EditToolbar.Delete=L.Handler.extend({statics:{TYPE:"remove"},initialize:function(t,e){if(L.Handler.prototype.initialize.call(this,t),L.Util.setOptions(this,e),this._deletableLayers=this.options.featureGroup,!(this._deletableLayers instanceof L.FeatureGroup))throw new Error("options.featureGroup must be a L.FeatureGroup");this.type=L.EditToolbar.Delete.TYPE;var i=L.version.split(".");1===parseInt(i[0],10)&&parseInt(i[1],10)>=2?L.EditToolbar.Delete.include(L.Evented.prototype):L.EditToolbar.Delete.include(L.Mixin.Events)},enable:function(){!this._enabled&&this._hasAvailableLayers()&&(this.fire("enabled",{handler:this.type}),this._map.fire(L.Draw.Event.DELETESTART,{handler:this.type}),L.Handler.prototype.enable.call(this),this._deletableLayers.on("layeradd",this._enableLayerDelete,this).on("layerremove",this._disableLayerDelete,this))},disable:function(){this._enabled&&(this._deletableLayers.off("layeradd",this._enableLayerDelete,this).off("layerremove",this._disableLayerDelete,this),L.Handler.prototype.disable.call(this),this._map.fire(L.Draw.Event.DELETESTOP,{handler:this.type}),this.fire("disabled",{handler:this.type}))},addHooks:function(){var t=this._map;t&&(t.getContainer().focus(),this._deletableLayers.eachLayer(this._enableLayerDelete,this),this._deletedLayers=new L.LayerGroup,this._tooltip=new L.Draw.Tooltip(this._map),this._tooltip.updateContent({text:L.drawLocal.edit.handlers.remove.tooltip.text}),this._map.on("mousemove",this._onMouseMove,this))},removeHooks:function(){this._map&&(this._deletableLayers.eachLayer(this._disableLayerDelete,this),this._deletedLayers=null,this._tooltip.dispose(),this._tooltip=null,this._map.off("mousemove",this._onMouseMove,this))},revertLayers:function(){this._deletedLayers.eachLayer(function(t){this._deletableLayers.addLayer(t),t.fire("revert-deleted",{layer:t})},this)},save:function(){this._map.fire(L.Draw.Event.DELETED,{layers:this._deletedLayers})},removeAllLayers:function(){this._deletableLayers.eachLayer(function(t){this._removeLayer({layer:t})},this),this.save()},_enableLayerDelete:function(t){(t.layer||t.target||t).on("click",this._removeLayer,this)},_disableLayerDelete:function(t){var e=t.layer||t.target||t;e.off("click",this._removeLayer,this),this._deletedLayers.removeLayer(e)},_removeLayer:function(t){var e=t.layer||t.target||t;this._deletableLayers.removeLayer(e),this._deletedLayers.addLayer(e),e.fire("deleted")},_onMouseMove:function(t){this._tooltip.updatePosition(t.latlng)},_hasAvailableLayers:function(){return 0!==this._deletableLayers.getLayers().length}})}(window,document); \ No newline at end of file diff --git a/static/leaflet.js b/static/leaflet.js new file mode 100644 index 0000000..a3bf693 --- /dev/null +++ b/static/leaflet.js @@ -0,0 +1,6 @@ +/* @preserve + * Leaflet 1.9.4, a JS library for interactive maps. https://leafletjs.com + * (c) 2010-2023 Vladimir Agafonkin, (c) 2010-2011 CloudMade + */ +!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t="undefined"!=typeof globalThis?globalThis:t||self).leaflet={})}(this,function(t){"use strict";function l(t){for(var 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b={ie:pt,ielt9:mt,edge:n,webkit:ft,android:gt,android23:vt,androidStock:yt,opera:xt,chrome:wt,gecko:bt,safari:Pt,phantom:Lt,opera12:o,win:Tt,ie3d:Mt,webkit3d:zt,gecko3d:_t,any3d:Ct,mobile:Zt,mobileWebkit:St,mobileWebkit3d:Et,msPointer:kt,pointer:Ot,touch:Bt,touchNative:At,mobileOpera:It,mobileGecko:Rt,retina:Nt,passiveEvents:Dt,canvas:jt,svg:Ht,vml:!Ht&&function(){try{var t=document.createElement("div"),e=(t.innerHTML='',t.firstChild);return e.style.behavior="url(#default#VML)",e&&"object"==typeof 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ee(t,e){if(e.pointerType!==(e.MSPOINTER_TYPE_MOUSE||"mouse")){for(var i in e.touches=[],Yt)e.touches.push(Yt[i]);e.changedTouches=[e],t(e)}}var ie=200;function ne(t,i){t.addEventListener("dblclick",i);var n,o=0;function e(t){var e;1!==t.detail?n=t.detail:"mouse"===t.pointerType||t.sourceCapabilities&&!t.sourceCapabilities.firesTouchEvents||((e=Ne(t)).some(function(t){return t instanceof HTMLLabelElement&&t.attributes.for})&&!e.some(function(t){return t instanceof HTMLInputElement||t instanceof HTMLSelectElement})||((e=Date.now())-o<=ie?2===++n&&i(function(t){var e,i,n={};for(i in t)e=t[i],n[i]=e&&e.bind?e.bind(t):e;return(t=n).type="dblclick",n.detail=2,n.isTrusted=!1,n._simulated=!0,n}(t)):n=1,o=e))}return t.addEventListener("click",e),{dblclick:i,simDblclick:e}}var oe,se,re,ae,he,le,ue=we(["transform","webkitTransform","OTransform","MozTransform","msTransform"]),ce=we(["webkitTransition","transition","OTransition","MozTransition","msTransition"]),de="webkitTransition"===ce||"OTransition"===ce?ce+"End":"transitionend";function _e(t){return"string"==typeof t?document.getElementById(t):t}function pe(t,e){var i=t.style[e]||t.currentStyle&&t.currentStyle[e];return"auto"===(i=i&&"auto"!==i||!document.defaultView?i:(t=document.defaultView.getComputedStyle(t,null))?t[e]:null)?null:i}function P(t,e,i){t=document.createElement(t);return t.className=e||"",i&&i.appendChild(t),t}function T(t){var e=t.parentNode;e&&e.removeChild(t)}function me(t){for(;t.firstChild;)t.removeChild(t.firstChild)}function fe(t){var e=t.parentNode;e&&e.lastChild!==t&&e.appendChild(t)}function ge(t){var e=t.parentNode;e&&e.firstChild!==t&&e.insertBefore(t,e.firstChild)}function ve(t,e){return void 0!==t.classList?t.classList.contains(e):0<(t=xe(t)).length&&new RegExp("(^|\\s)"+e+"(\\s|$)").test(t)}function M(t,e){var i;if(void 0!==t.classList)for(var n=F(e),o=0,s=n.length;othis.options.maxZoom)?this.setZoom(t):this},panInsideBounds:function(t,e){this._enforcingBounds=!0;var i=this.getCenter(),t=this._limitCenter(i,this._zoom,g(t));return i.equals(t)||this.panTo(t,e),this._enforcingBounds=!1,this},panInside:function(t,e){var i=m((e=e||{}).paddingTopLeft||e.padding||[0,0]),n=m(e.paddingBottomRight||e.padding||[0,0]),o=this.project(this.getCenter()),t=this.project(t),s=this.getPixelBounds(),i=_([s.min.add(i),s.max.subtract(n)]),s=i.getSize();return i.contains(t)||(this._enforcingBounds=!0,n=t.subtract(i.getCenter()),i=i.extend(t).getSize().subtract(s),o.x+=n.x<0?-i.x:i.x,o.y+=n.y<0?-i.y:i.y,this.panTo(this.unproject(o),e),this._enforcingBounds=!1),this},invalidateSize:function(t){if(!this._loaded)return this;t=l({animate:!1,pan:!0},!0===t?{animate:!0}:t);var e=this.getSize(),i=(this._sizeChanged=!0,this._lastCenter=null,this.getSize()),n=e.divideBy(2).round(),o=i.divideBy(2).round(),n=n.subtract(o);return n.x||n.y?(t.animate&&t.pan?this.panBy(n):(t.pan&&this._rawPanBy(n),this.fire("move"),t.debounceMoveend?(clearTimeout(this._sizeTimer),this._sizeTimer=setTimeout(a(this.fire,this,"moveend"),200)):this.fire("moveend")),this.fire("resize",{oldSize:e,newSize:i})):this},stop:function(){return this.setZoom(this._limitZoom(this._zoom)),this.options.zoomSnap||this.fire("viewreset"),this._stop()},locate:function(t){var e,i;return t=this._locateOptions=l({timeout:1e4,watch:!1},t),"geolocation"in navigator?(e=a(this._handleGeolocationResponse,this),i=a(this._handleGeolocationError,this),t.watch?this._locationWatchId=navigator.geolocation.watchPosition(e,i,t):navigator.geolocation.getCurrentPosition(e,i,t)):this._handleGeolocationError({code:0,message:"Geolocation not supported."}),this},stopLocate:function(){return navigator.geolocation&&navigator.geolocation.clearWatch&&navigator.geolocation.clearWatch(this._locationWatchId),this._locateOptions&&(this._locateOptions.setView=!1),this},_handleGeolocationError:function(t){var e;this._container._leaflet_id&&(e=t.code,t=t.message||(1===e?"permission denied":2===e?"position unavailable":"timeout"),this._locateOptions.setView&&!this._loaded&&this.fitWorld(),this.fire("locationerror",{code:e,message:"Geolocation error: "+t+"."}))},_handleGeolocationResponse:function(t){if(this._container._leaflet_id){var e,i,n=new v(t.coords.latitude,t.coords.longitude),o=n.toBounds(2*t.coords.accuracy),s=this._locateOptions,r=(s.setView&&(e=this.getBoundsZoom(o),this.setView(n,s.maxZoom?Math.min(e,s.maxZoom):e)),{latlng:n,bounds:o,timestamp:t.timestamp});for(i in t.coords)"number"==typeof t.coords[i]&&(r[i]=t.coords[i]);this.fire("locationfound",r)}},addHandler:function(t,e){return e&&(e=this[t]=new e(this),this._handlers.push(e),this.options[t]&&e.enable()),this},remove:function(){if(this._initEvents(!0),this.options.maxBounds&&this.off("moveend",this._panInsideMaxBounds),this._containerId!==this._container._leaflet_id)throw new Error("Map container is being reused by another instance");try{delete this._container._leaflet_id,delete this._containerId}catch(t){this._container._leaflet_id=void 0,this._containerId=void 0}for(var t in void 0!==this._locationWatchId&&this.stopLocate(),this._stop(),T(this._mapPane),this._clearControlPos&&this._clearControlPos(),this._resizeRequest&&(r(this._resizeRequest),this._resizeRequest=null),this._clearHandlers(),this._loaded&&this.fire("unload"),this._layers)this._layers[t].remove();for(t in this._panes)T(this._panes[t]);return this._layers=[],this._panes=[],delete this._mapPane,delete this._renderer,this},createPane:function(t,e){e=P("div","leaflet-pane"+(t?" leaflet-"+t.replace("Pane","")+"-pane":""),e||this._mapPane);return t&&(this._panes[t]=e),e},getCenter:function(){return this._checkIfLoaded(),this._lastCenter&&!this._moved()?this._lastCenter.clone():this.layerPointToLatLng(this._getCenterLayerPoint())},getZoom:function(){return this._zoom},getBounds:function(){var t=this.getPixelBounds();return new s(this.unproject(t.getBottomLeft()),this.unproject(t.getTopRight()))},getMinZoom:function(){return void 0===this.options.minZoom?this._layersMinZoom||0:this.options.minZoom},getMaxZoom:function(){return void 0===this.options.maxZoom?void 0===this._layersMaxZoom?1/0:this._layersMaxZoom:this.options.maxZoom},getBoundsZoom:function(t,e,i){t=g(t),i=m(i||[0,0]);var n=this.getZoom()||0,o=this.getMinZoom(),s=this.getMaxZoom(),r=t.getNorthWest(),t=t.getSouthEast(),i=this.getSize().subtract(i),t=_(this.project(t,n),this.project(r,n)).getSize(),r=b.any3d?this.options.zoomSnap:1,a=i.x/t.x,i=i.y/t.y,t=e?Math.max(a,i):Math.min(a,i),n=this.getScaleZoom(t,n);return 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De(t,this._container)},mouseEventToLayerPoint:function(t){return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(t))},mouseEventToLatLng:function(t){return this.layerPointToLatLng(this.mouseEventToLayerPoint(t))},_initContainer:function(t){t=this._container=_e(t);if(!t)throw new Error("Map container not found.");if(t._leaflet_id)throw new Error("Map container is already initialized.");S(t,"scroll",this._onScroll,this),this._containerId=h(t)},_initLayout:function(){var t=this._container,e=(this._fadeAnimated=this.options.fadeAnimation&&b.any3d,M(t,"leaflet-container"+(b.touch?" leaflet-touch":"")+(b.retina?" leaflet-retina":"")+(b.ielt9?" leaflet-oldie":"")+(b.safari?" leaflet-safari":"")+(this._fadeAnimated?" leaflet-fade-anim":"")),pe(t,"position"));"absolute"!==e&&"relative"!==e&&"fixed"!==e&&"sticky"!==e&&(t.style.position="relative"),this._initPanes(),this._initControlPos&&this._initControlPos()},_initPanes:function(){var t=this._panes={};this._paneRenderers={},this._mapPane=this.createPane("mapPane",this._container),Z(this._mapPane,new p(0,0)),this.createPane("tilePane"),this.createPane("overlayPane"),this.createPane("shadowPane"),this.createPane("markerPane"),this.createPane("tooltipPane"),this.createPane("popupPane"),this.options.markerZoomAnimation||(M(t.markerPane,"leaflet-zoom-hide"),M(t.shadowPane,"leaflet-zoom-hide"))},_resetView:function(t,e,i){Z(this._mapPane,new p(0,0));var n=!this._loaded,o=(this._loaded=!0,e=this._limitZoom(e),this.fire("viewprereset"),this._zoom!==e);this._moveStart(o,i)._move(t,e)._moveEnd(o),this.fire("viewreset"),n&&this.fire("load")},_moveStart:function(t,e){return t&&this.fire("zoomstart"),e||this.fire("movestart"),this},_move:function(t,e,i,n){void 0===e&&(e=this._zoom);var o=this._zoom!==e;return this._zoom=e,this._lastCenter=t,this._pixelOrigin=this._getNewPixelOrigin(t),n?i&&i.pinch&&this.fire("zoom",i):((o||i&&i.pinch)&&this.fire("zoom",i),this.fire("move",i)),this},_moveEnd:function(t){return t&&this.fire("zoomend"),this.fire("moveend")},_stop:function(){return r(this._flyToFrame),this._panAnim&&this._panAnim.stop(),this},_rawPanBy:function(t){Z(this._mapPane,this._getMapPanePos().subtract(t))},_getZoomSpan:function(){return this.getMaxZoom()-this.getMinZoom()},_panInsideMaxBounds:function(){this._enforcingBounds||this.panInsideBounds(this.options.maxBounds)},_checkIfLoaded:function(){if(!this._loaded)throw new Error("Set map center and zoom first.")},_initEvents:function(t){this._targets={};var e=t?k:S;e((this._targets[h(this._container)]=this)._container,"click dblclick mousedown mouseup mouseover mouseout mousemove contextmenu keypress keydown 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n=n.length||r||o||!this.listens(e,!0)?n:[this]},_isClickDisabled:function(t){for(;t&&t!==this._container;){if(t._leaflet_disable_click)return!0;t=t.parentNode}},_handleDOMEvent:function(t){var e,i=t.target||t.srcElement;!this._loaded||i._leaflet_disable_events||"click"===t.type&&this._isClickDisabled(i)||("mousedown"===(e=t.type)&&Me(i),this._fireDOMEvent(t,e))},_mouseEvents:["click","dblclick","mouseover","mouseout","contextmenu"],_fireDOMEvent:function(t,e,i){"click"===t.type&&((a=l({},t)).type="preclick",this._fireDOMEvent(a,a.type,i));var n=this._findEventTargets(t,e);if(i){for(var o=[],s=0;sthis.options.zoomAnimationThreshold)return!1;var n=this.getZoomScale(e),n=this._getCenterOffset(t)._divideBy(1-1/n);if(!0!==i.animate&&!this.getSize().contains(n))return!1;x(function(){this._moveStart(!0,i.noMoveStart||!1)._animateZoom(t,e,!0)},this)}return!0},_animateZoom:function(t,e,i,n){this._mapPane&&(i&&(this._animatingZoom=!0,this._animateToCenter=t,this._animateToZoom=e,M(this._mapPane,"leaflet-zoom-anim")),this.fire("zoomanim",{center:t,zoom:e,noUpdate:n}),this._tempFireZoomEvent||(this._tempFireZoomEvent=this._zoom!==this._animateToZoom),this._move(this._animateToCenter,this._animateToZoom,void 0,!0),setTimeout(a(this._onZoomTransitionEnd,this),250))},_onZoomTransitionEnd:function(){this._animatingZoom&&(this._mapPane&&z(this._mapPane,"leaflet-zoom-anim"),this._animatingZoom=!1,this._move(this._animateToCenter,this._animateToZoom,void 0,!0),this._tempFireZoomEvent&&this.fire("zoom"),delete this._tempFireZoomEvent,this.fire("move"),this._moveEnd(!0))}});function Ue(t){return new B(t)}var B=et.extend({options:{position:"topright"},initialize:function(t){c(this,t)},getPosition:function(){return this.options.position},setPosition:function(t){var e=this._map;return e&&e.removeControl(this),this.options.position=t,e&&e.addControl(this),this},getContainer:function(){return this._container},addTo:function(t){this.remove(),this._map=t;var e=this._container=this.onAdd(t),i=this.getPosition(),t=t._controlCorners[i];return M(e,"leaflet-control"),-1!==i.indexOf("bottom")?t.insertBefore(e,t.firstChild):t.appendChild(e),this._map.on("unload",this.remove,this),this},remove:function(){return this._map&&(T(this._container),this.onRemove&&this.onRemove(this._map),this._map.off("unload",this.remove,this),this._map=null),this},_refocusOnMap:function(t){this._map&&t&&0",e=document.createElement("div");return e.innerHTML=t,e.firstChild},_addItem:function(t){var e,i=document.createElement("label"),n=this._map.hasLayer(t.layer),n=(t.overlay?((e=document.createElement("input")).type="checkbox",e.className="leaflet-control-layers-selector",e.defaultChecked=n):e=this._createRadioElement("leaflet-base-layers_"+h(this),n),this._layerControlInputs.push(e),e.layerId=h(t.layer),S(e,"click",this._onInputClick,this),document.createElement("span")),o=(n.innerHTML=" "+t.name,document.createElement("span"));return i.appendChild(o),o.appendChild(e),o.appendChild(n),(t.overlay?this._overlaysList:this._baseLayersList).appendChild(i),this._checkDisabledLayers(),i},_onInputClick:function(){if(!this._preventClick){var t,e,i=this._layerControlInputs,n=[],o=[];this._handlingClick=!0;for(var s=i.length-1;0<=s;s--)t=i[s],e=this._getLayer(t.layerId).layer,t.checked?n.push(e):t.checked||o.push(e);for(s=0;se.options.maxZoom},_expandIfNotCollapsed:function(){return this._map&&!this.options.collapsed&&this.expand(),this},_expandSafely:function(){var t=this._section,e=(this._preventClick=!0,S(t,"click",O),this.expand(),this);setTimeout(function(){k(t,"click",O),e._preventClick=!1})}})),qe=B.extend({options:{position:"topleft",zoomInText:'',zoomInTitle:"Zoom in",zoomOutText:'',zoomOutTitle:"Zoom out"},onAdd:function(t){var e="leaflet-control-zoom",i=P("div",e+" leaflet-bar"),n=this.options;return this._zoomInButton=this._createButton(n.zoomInText,n.zoomInTitle,e+"-in",i,this._zoomIn),this._zoomOutButton=this._createButton(n.zoomOutText,n.zoomOutTitle,e+"-out",i,this._zoomOut),this._updateDisabled(),t.on("zoomend zoomlevelschange",this._updateDisabled,this),i},onRemove:function(t){t.off("zoomend zoomlevelschange",this._updateDisabled,this)},disable:function(){return this._disabled=!0,this._updateDisabled(),this},enable:function(){return this._disabled=!1,this._updateDisabled(),this},_zoomIn:function(t){!this._disabled&&this._map._zoomthis._map.getMinZoom()&&this._map.zoomOut(this._map.options.zoomDelta*(t.shiftKey?3:1))},_createButton:function(t,e,i,n,o){i=P("a",i,n);return i.innerHTML=t,i.href="#",i.title=e,i.setAttribute("role","button"),i.setAttribute("aria-label",e),Ie(i),S(i,"click",Re),S(i,"click",o,this),S(i,"click",this._refocusOnMap,this),i},_updateDisabled:function(){var t=this._map,e="leaflet-disabled";z(this._zoomInButton,e),z(this._zoomOutButton,e),this._zoomInButton.setAttribute("aria-disabled","false"),this._zoomOutButton.setAttribute("aria-disabled","false"),!this._disabled&&t._zoom!==t.getMinZoom()||(M(this._zoomOutButton,e),this._zoomOutButton.setAttribute("aria-disabled","true")),!this._disabled&&t._zoom!==t.getMaxZoom()||(M(this._zoomInButton,e),this._zoomInButton.setAttribute("aria-disabled","true"))}}),Ge=(A.mergeOptions({zoomControl:!0}),A.addInitHook(function(){this.options.zoomControl&&(this.zoomControl=new qe,this.addControl(this.zoomControl))}),B.extend({options:{position:"bottomleft",maxWidth:100,metric:!0,imperial:!0},onAdd:function(t){var e="leaflet-control-scale",i=P("div",e),n=this.options;return this._addScales(n,e+"-line",i),t.on(n.updateWhenIdle?"moveend":"move",this._update,this),t.whenReady(this._update,this),i},onRemove:function(t){t.off(this.options.updateWhenIdle?"moveend":"move",this._update,this)},_addScales:function(t,e,i){t.metric&&(this._mScale=P("div",e,i)),t.imperial&&(this._iScale=P("div",e,i))},_update:function(){var t=this._map,e=t.getSize().y/2,t=t.distance(t.containerPointToLatLng([0,e]),t.containerPointToLatLng([this.options.maxWidth,e]));this._updateScales(t)},_updateScales:function(t){this.options.metric&&t&&this._updateMetric(t),this.options.imperial&&t&&this._updateImperial(t)},_updateMetric:function(t){var e=this._getRoundNum(t);this._updateScale(this._mScale,e<1e3?e+" m":e/1e3+" km",e/t)},_updateImperial:function(t){var e,i,t=3.2808399*t;5280'+(b.inlineSvg?' ':"")+"Leaflet"},initialize:function(t){c(this,t),this._attributions={}},onAdd:function(t){for(var e in(t.attributionControl=this)._container=P("div","leaflet-control-attribution"),Ie(this._container),t._layers)t._layers[e].getAttribution&&this.addAttribution(t._layers[e].getAttribution());return this._update(),t.on("layeradd",this._addAttribution,this),this._container},onRemove:function(t){t.off("layeradd",this._addAttribution,this)},_addAttribution:function(t){t.layer.getAttribution&&(this.addAttribution(t.layer.getAttribution()),t.layer.once("remove",function(){this.removeAttribution(t.layer.getAttribution())},this))},setPrefix:function(t){return this.options.prefix=t,this._update(),this},addAttribution:function(t){return t&&(this._attributions[t]||(this._attributions[t]=0),this._attributions[t]++,this._update()),this},removeAttribution:function(t){return t&&this._attributions[t]&&(this._attributions[t]--,this._update()),this},_update:function(){if(this._map){var t,e=[];for(t in this._attributions)this._attributions[t]&&e.push(t);var i=[];this.options.prefix&&i.push(this.options.prefix),e.length&&i.push(e.join(", ")),this._container.innerHTML=i.join(' ')}}}),n=(A.mergeOptions({attributionControl:!0}),A.addInitHook(function(){this.options.attributionControl&&(new Ke).addTo(this)}),B.Layers=Ve,B.Zoom=qe,B.Scale=Ge,B.Attribution=Ke,Ue.layers=function(t,e,i){return new Ve(t,e,i)},Ue.zoom=function(t){return new qe(t)},Ue.scale=function(t){return new Ge(t)},Ue.attribution=function(t){return new Ke(t)},et.extend({initialize:function(t){this._map=t},enable:function(){return this._enabled||(this._enabled=!0,this.addHooks()),this},disable:function(){return this._enabled&&(this._enabled=!1,this.removeHooks()),this},enabled:function(){return!!this._enabled}})),ft=(n.addTo=function(t,e){return t.addHandler(e,this),this},{Events:e}),Ye=b.touch?"touchstart mousedown":"mousedown",Xe=it.extend({options:{clickTolerance:3},initialize:function(t,e,i,n){c(this,n),this._element=t,this._dragStartTarget=e||t,this._preventOutline=i},enable:function(){this._enabled||(S(this._dragStartTarget,Ye,this._onDown,this),this._enabled=!0)},disable:function(){this._enabled&&(Xe._dragging===this&&this.finishDrag(!0),k(this._dragStartTarget,Ye,this._onDown,this),this._enabled=!1,this._moved=!1)},_onDown:function(t){var e,i;this._enabled&&(this._moved=!1,ve(this._element,"leaflet-zoom-anim")||(t.touches&&1!==t.touches.length?Xe._dragging===this&&this.finishDrag():Xe._dragging||t.shiftKey||1!==t.which&&1!==t.button&&!t.touches||((Xe._dragging=this)._preventOutline&&Me(this._element),Le(),re(),this._moving||(this.fire("down"),i=t.touches?t.touches[0]:t,e=Ce(this._element),this._startPoint=new p(i.clientX,i.clientY),this._startPos=Pe(this._element),this._parentScale=Ze(e),i="mousedown"===t.type,S(document,i?"mousemove":"touchmove",this._onMove,this),S(document,i?"mouseup":"touchend touchcancel",this._onUp,this)))))},_onMove:function(t){var e;this._enabled&&(t.touches&&1e&&(i.push(t[n]),o=n);oe.max.x&&(i|=2),t.ye.max.y&&(i|=8),i}function ri(t,e,i,n){var o=e.x,e=e.y,s=i.x-o,r=i.y-e,a=s*s+r*r;return 0this._layersMaxZoom&&this.setZoom(this._layersMaxZoom),void 0===this.options.minZoom&&this._layersMinZoom&&this.getZoom()t.y!=n.y>t.y&&t.x<(n.x-i.x)*(t.y-i.y)/(n.y-i.y)+i.x&&(l=!l);return l||yi.prototype._containsPoint.call(this,t,!0)}});var wi=ci.extend({initialize:function(t,e){c(this,e),this._layers={},t&&this.addData(t)},addData:function(t){var e,i,n,o=d(t)?t:t.features;if(o){for(e=0,i=o.length;es.x&&(r=i.x+a-s.x+o.x),i.x-r-n.x<(a=0)&&(r=i.x-n.x),i.y+e+o.y>s.y&&(a=i.y+e-s.y+o.y),i.y-a-n.y<0&&(a=i.y-n.y),(r||a)&&(this.options.keepInView&&(this._autopanning=!0),t.fire("autopanstart").panBy([r,a]))))},_getAnchor:function(){return m(this._source&&this._source._getPopupAnchor?this._source._getPopupAnchor():[0,0])}})),Ii=(A.mergeOptions({closePopupOnClick:!0}),A.include({openPopup:function(t,e,i){return this._initOverlay(Bi,t,e,i).openOn(this),this},closePopup:function(t){return(t=arguments.length?t:this._popup)&&t.close(),this}}),o.include({bindPopup:function(t,e){return this._popup=this._initOverlay(Bi,this._popup,t,e),this._popupHandlersAdded||(this.on({click:this._openPopup,keypress:this._onKeyPress,remove:this.closePopup,move:this._movePopup}),this._popupHandlersAdded=!0),this},unbindPopup:function(){return this._popup&&(this.off({click:this._openPopup,keypress:this._onKeyPress,remove:this.closePopup,move:this._movePopup}),this._popupHandlersAdded=!1,this._popup=null),this},openPopup:function(t){return this._popup&&(this instanceof ci||(this._popup._source=this),this._popup._prepareOpen(t||this._latlng)&&this._popup.openOn(this._map)),this},closePopup:function(){return this._popup&&this._popup.close(),this},togglePopup:function(){return this._popup&&this._popup.toggle(this),this},isPopupOpen:function(){return!!this._popup&&this._popup.isOpen()},setPopupContent:function(t){return this._popup&&this._popup.setContent(t),this},getPopup:function(){return this._popup},_openPopup:function(t){var e;this._popup&&this._map&&(Re(t),e=t.layer||t.target,this._popup._source!==e||e instanceof fi?(this._popup._source=e,this.openPopup(t.latlng)):this._map.hasLayer(this._popup)?this.closePopup():this.openPopup(t.latlng))},_movePopup:function(t){this._popup.setLatLng(t.latlng)},_onKeyPress:function(t){13===t.originalEvent.keyCode&&this._openPopup(t)}}),Ai.extend({options:{pane:"tooltipPane",offset:[0,0],direction:"auto",permanent:!1,sticky:!1,opacity:.9},onAdd:function(t){Ai.prototype.onAdd.call(this,t),this.setOpacity(this.options.opacity),t.fire("tooltipopen",{tooltip:this}),this._source&&(this.addEventParent(this._source),this._source.fire("tooltipopen",{tooltip:this},!0))},onRemove:function(t){Ai.prototype.onRemove.call(this,t),t.fire("tooltipclose",{tooltip:this}),this._source&&(this.removeEventParent(this._source),this._source.fire("tooltipclose",{tooltip:this},!0))},getEvents:function(){var t=Ai.prototype.getEvents.call(this);return this.options.permanent||(t.preclick=this.close),t},_initLayout:function(){var t="leaflet-tooltip "+(this.options.className||"")+" leaflet-zoom-"+(this._zoomAnimated?"animated":"hide");this._contentNode=this._container=P("div",t),this._container.setAttribute("role","tooltip"),this._container.setAttribute("id","leaflet-tooltip-"+h(this))},_updateLayout:function(){},_adjustPan:function(){},_setPosition:function(t){var e,i=this._map,n=this._container,o=i.latLngToContainerPoint(i.getCenter()),i=i.layerPointToContainerPoint(t),s=this.options.direction,r=n.offsetWidth,a=n.offsetHeight,h=m(this.options.offset),l=this._getAnchor(),i="top"===s?(e=r/2,a):"bottom"===s?(e=r/2,0):(e="center"===s?r/2:"right"===s?0:"left"===s?r:i.xthis.options.maxZoom||nthis.options.maxZoom||void 0!==this.options.minZoom&&oi.max.x)||!e.wrapLat&&(t.yi.max.y))return!1}return!this.options.bounds||(e=this._tileCoordsToBounds(t),g(this.options.bounds).overlaps(e))},_keyToBounds:function(t){return this._tileCoordsToBounds(this._keyToTileCoords(t))},_tileCoordsToNwSe:function(t){var e=this._map,i=this.getTileSize(),n=t.scaleBy(i),i=n.add(i);return[e.unproject(n,t.z),e.unproject(i,t.z)]},_tileCoordsToBounds:function(t){t=this._tileCoordsToNwSe(t),t=new s(t[0],t[1]);return t=this.options.noWrap?t:this._map.wrapLatLngBounds(t)},_tileCoordsToKey:function(t){return t.x+":"+t.y+":"+t.z},_keyToTileCoords:function(t){var t=t.split(":"),e=new p(+t[0],+t[1]);return e.z=+t[2],e},_removeTile:function(t){var e=this._tiles[t];e&&(T(e.el),delete this._tiles[t],this.fire("tileunload",{tile:e.el,coords:this._keyToTileCoords(t)}))},_initTile:function(t){M(t,"leaflet-tile");var e=this.getTileSize();t.style.width=e.x+"px",t.style.height=e.y+"px",t.onselectstart=u,t.onmousemove=u,b.ielt9&&this.options.opacity<1&&C(t,this.options.opacity)},_addTile:function(t,e){var i=this._getTilePos(t),n=this._tileCoordsToKey(t),o=this.createTile(this._wrapCoords(t),a(this._tileReady,this,t));this._initTile(o),this.createTile.length<2&&x(a(this._tileReady,this,t,null,o)),Z(o,i),this._tiles[n]={el:o,coords:t,current:!0},e.appendChild(o),this.fire("tileloadstart",{tile:o,coords:t})},_tileReady:function(t,e,i){e&&this.fire("tileerror",{error:e,tile:i,coords:t});var n=this._tileCoordsToKey(t);(i=this._tiles[n])&&(i.loaded=+new Date,this._map._fadeAnimated?(C(i.el,0),r(this._fadeFrame),this._fadeFrame=x(this._updateOpacity,this)):(i.active=!0,this._pruneTiles()),e||(M(i.el,"leaflet-tile-loaded"),this.fire("tileload",{tile:i.el,coords:t})),this._noTilesToLoad()&&(this._loading=!1,this.fire("load"),b.ielt9||!this._map._fadeAnimated?x(this._pruneTiles,this):setTimeout(a(this._pruneTiles,this),250)))},_getTilePos:function(t){return t.scaleBy(this.getTileSize()).subtract(this._level.origin)},_wrapCoords:function(t){var e=new p(this._wrapX?H(t.x,this._wrapX):t.x,this._wrapY?H(t.y,this._wrapY):t.y);return e.z=t.z,e},_pxBoundsToTileRange:function(t){var e=this.getTileSize();return new f(t.min.unscaleBy(e).floor(),t.max.unscaleBy(e).ceil().subtract([1,1]))},_noTilesToLoad:function(){for(var t in this._tiles)if(!this._tiles[t].loaded)return!1;return!0}});var Di=Ni.extend({options:{minZoom:0,maxZoom:18,subdomains:"abc",errorTileUrl:"",zoomOffset:0,tms:!1,zoomReverse:!1,detectRetina:!1,crossOrigin:!1,referrerPolicy:!1},initialize:function(t,e){this._url=t,(e=c(this,e)).detectRetina&&b.retina&&0')}}catch(t){}return function(t){return document.createElement("<"+t+' xmlns="urn:schemas-microsoft.com:vml" class="lvml">')}}(),zt={_initContainer:function(){this._container=P("div","leaflet-vml-container")},_update:function(){this._map._animatingZoom||(Wi.prototype._update.call(this),this.fire("update"))},_initPath:function(t){var e=t._container=Vi("shape");M(e,"leaflet-vml-shape "+(this.options.className||"")),e.coordsize="1 1",t._path=Vi("path"),e.appendChild(t._path),this._updateStyle(t),this._layers[h(t)]=t},_addPath:function(t){var e=t._container;this._container.appendChild(e),t.options.interactive&&t.addInteractiveTarget(e)},_removePath:function(t){var e=t._container;T(e),t.removeInteractiveTarget(e),delete this._layers[h(t)]},_updateStyle:function(t){var e=t._stroke,i=t._fill,n=t.options,o=t._container;o.stroked=!!n.stroke,o.filled=!!n.fill,n.stroke?(e=e||(t._stroke=Vi("stroke")),o.appendChild(e),e.weight=n.weight+"px",e.color=n.color,e.opacity=n.opacity,n.dashArray?e.dashStyle=d(n.dashArray)?n.dashArray.join(" "):n.dashArray.replace(/( *, *)/g," "):e.dashStyle="",e.endcap=n.lineCap.replace("butt","flat"),e.joinstyle=n.lineJoin):e&&(o.removeChild(e),t._stroke=null),n.fill?(i=i||(t._fill=Vi("fill")),o.appendChild(i),i.color=n.fillColor||n.color,i.opacity=n.fillOpacity):i&&(o.removeChild(i),t._fill=null)},_updateCircle:function(t){var e=t._point.round(),i=Math.round(t._radius),n=Math.round(t._radiusY||i);this._setPath(t,t._empty()?"M0 0":"AL "+e.x+","+e.y+" "+i+","+n+" 0,23592600")},_setPath:function(t,e){t._path.v=e},_bringToFront:function(t){fe(t._container)},_bringToBack:function(t){ge(t._container)}},qi=b.vml?Vi:ct,Gi=Wi.extend({_initContainer:function(){this._container=qi("svg"),this._container.setAttribute("pointer-events","none"),this._rootGroup=qi("g"),this._container.appendChild(this._rootGroup)},_destroyContainer:function(){T(this._container),k(this._container),delete this._container,delete this._rootGroup,delete this._svgSize},_update:function(){var t,e,i;this._map._animatingZoom&&this._bounds||(Wi.prototype._update.call(this),e=(t=this._bounds).getSize(),i=this._container,this._svgSize&&this._svgSize.equals(e)||(this._svgSize=e,i.setAttribute("width",e.x),i.setAttribute("height",e.y)),Z(i,t.min),i.setAttribute("viewBox",[t.min.x,t.min.y,e.x,e.y].join(" ")),this.fire("update"))},_initPath:function(t){var e=t._path=qi("path");t.options.className&&M(e,t.options.className),t.options.interactive&&M(e,"leaflet-interactive"),this._updateStyle(t),this._layers[h(t)]=t},_addPath:function(t){this._rootGroup||this._initContainer(),this._rootGroup.appendChild(t._path),t.addInteractiveTarget(t._path)},_removePath:function(t){T(t._path),t.removeInteractiveTarget(t._path),delete this._layers[h(t)]},_updatePath:function(t){t._project(),t._update()},_updateStyle:function(t){var e=t._path,t=t.options;e&&(t.stroke?(e.setAttribute("stroke",t.color),e.setAttribute("stroke-opacity",t.opacity),e.setAttribute("stroke-width",t.weight),e.setAttribute("stroke-linecap",t.lineCap),e.setAttribute("stroke-linejoin",t.lineJoin),t.dashArray?e.setAttribute("stroke-dasharray",t.dashArray):e.removeAttribute("stroke-dasharray"),t.dashOffset?e.setAttribute("stroke-dashoffset",t.dashOffset):e.removeAttribute("stroke-dashoffset")):e.setAttribute("stroke","none"),t.fill?(e.setAttribute("fill",t.fillColor||t.color),e.setAttribute("fill-opacity",t.fillOpacity),e.setAttribute("fill-rule",t.fillRule||"evenodd")):e.setAttribute("fill","none"))},_updatePoly:function(t,e){this._setPath(t,dt(t._parts,e))},_updateCircle:function(t){var e=t._point,i=Math.max(Math.round(t._radius),1),n="a"+i+","+(Math.max(Math.round(t._radiusY),1)||i)+" 0 1,0 ",e=t._empty()?"M0 0":"M"+(e.x-i)+","+e.y+n+2*i+",0 "+n+2*-i+",0 ";this._setPath(t,e)},_setPath:function(t,e){t._path.setAttribute("d",e)},_bringToFront:function(t){fe(t._path)},_bringToBack:function(t){ge(t._path)}});function Ki(t){return b.svg||b.vml?new Gi(t):null}b.vml&&Gi.include(zt),A.include({getRenderer:function(t){t=(t=t.options.renderer||this._getPaneRenderer(t.options.pane)||this.options.renderer||this._renderer)||(this._renderer=this._createRenderer());return this.hasLayer(t)||this.addLayer(t),t},_getPaneRenderer:function(t){var e;return"overlayPane"!==t&&void 0!==t&&(void 0===(e=this._paneRenderers[t])&&(e=this._createRenderer({pane:t}),this._paneRenderers[t]=e),e)},_createRenderer:function(t){return this.options.preferCanvas&&Ui(t)||Ki(t)}});var Yi=xi.extend({initialize:function(t,e){xi.prototype.initialize.call(this,this._boundsToLatLngs(t),e)},setBounds:function(t){return this.setLatLngs(this._boundsToLatLngs(t))},_boundsToLatLngs:function(t){return[(t=g(t)).getSouthWest(),t.getNorthWest(),t.getNorthEast(),t.getSouthEast()]}});Gi.create=qi,Gi.pointsToPath=dt,wi.geometryToLayer=bi,wi.coordsToLatLng=Li,wi.coordsToLatLngs=Ti,wi.latLngToCoords=Mi,wi.latLngsToCoords=zi,wi.getFeature=Ci,wi.asFeature=Zi,A.mergeOptions({boxZoom:!0});var _t=n.extend({initialize:function(t){this._map=t,this._container=t._container,this._pane=t._panes.overlayPane,this._resetStateTimeout=0,t.on("unload",this._destroy,this)},addHooks:function(){S(this._container,"mousedown",this._onMouseDown,this)},removeHooks:function(){k(this._container,"mousedown",this._onMouseDown,this)},moved:function(){return this._moved},_destroy:function(){T(this._pane),delete this._pane},_resetState:function(){this._resetStateTimeout=0,this._moved=!1},_clearDeferredResetState:function(){0!==this._resetStateTimeout&&(clearTimeout(this._resetStateTimeout),this._resetStateTimeout=0)},_onMouseDown:function(t){if(!t.shiftKey||1!==t.which&&1!==t.button)return!1;this._clearDeferredResetState(),this._resetState(),re(),Le(),this._startPoint=this._map.mouseEventToContainerPoint(t),S(document,{contextmenu:Re,mousemove:this._onMouseMove,mouseup:this._onMouseUp,keydown:this._onKeyDown},this)},_onMouseMove:function(t){this._moved||(this._moved=!0,this._box=P("div","leaflet-zoom-box",this._container),M(this._container,"leaflet-crosshair"),this._map.fire("boxzoomstart")),this._point=this._map.mouseEventToContainerPoint(t);var t=new f(this._point,this._startPoint),e=t.getSize();Z(this._box,t.min),this._box.style.width=e.x+"px",this._box.style.height=e.y+"px"},_finish:function(){this._moved&&(T(this._box),z(this._container,"leaflet-crosshair")),ae(),Te(),k(document,{contextmenu:Re,mousemove:this._onMouseMove,mouseup:this._onMouseUp,keydown:this._onKeyDown},this)},_onMouseUp:function(t){1!==t.which&&1!==t.button||(this._finish(),this._moved&&(this._clearDeferredResetState(),this._resetStateTimeout=setTimeout(a(this._resetState,this),0),t=new s(this._map.containerPointToLatLng(this._startPoint),this._map.containerPointToLatLng(this._point)),this._map.fitBounds(t).fire("boxzoomend",{boxZoomBounds:t})))},_onKeyDown:function(t){27===t.keyCode&&(this._finish(),this._clearDeferredResetState(),this._resetState())}}),Ct=(A.addInitHook("addHandler","boxZoom",_t),A.mergeOptions({doubleClickZoom:!0}),n.extend({addHooks:function(){this._map.on("dblclick",this._onDoubleClick,this)},removeHooks:function(){this._map.off("dblclick",this._onDoubleClick,this)},_onDoubleClick:function(t){var e=this._map,i=e.getZoom(),n=e.options.zoomDelta,i=t.originalEvent.shiftKey?i-n:i+n;"center"===e.options.doubleClickZoom?e.setZoom(i):e.setZoomAround(t.containerPoint,i)}})),Zt=(A.addInitHook("addHandler","doubleClickZoom",Ct),A.mergeOptions({dragging:!0,inertia:!0,inertiaDeceleration:3400,inertiaMaxSpeed:1/0,easeLinearity:.2,worldCopyJump:!1,maxBoundsViscosity:0}),n.extend({addHooks:function(){var t;this._draggable||(t=this._map,this._draggable=new Xe(t._mapPane,t._container),this._draggable.on({dragstart:this._onDragStart,drag:this._onDrag,dragend:this._onDragEnd},this),this._draggable.on("predrag",this._onPreDragLimit,this),t.options.worldCopyJump&&(this._draggable.on("predrag",this._onPreDragWrap,this),t.on("zoomend",this._onZoomEnd,this),t.whenReady(this._onZoomEnd,this))),M(this._map._container,"leaflet-grab leaflet-touch-drag"),this._draggable.enable(),this._positions=[],this._times=[]},removeHooks:function(){z(this._map._container,"leaflet-grab"),z(this._map._container,"leaflet-touch-drag"),this._draggable.disable()},moved:function(){return this._draggable&&this._draggable._moved},moving:function(){return this._draggable&&this._draggable._moving},_onDragStart:function(){var t,e=this._map;e._stop(),this._map.options.maxBounds&&this._map.options.maxBoundsViscosity?(t=g(this._map.options.maxBounds),this._offsetLimit=_(this._map.latLngToContainerPoint(t.getNorthWest()).multiplyBy(-1),this._map.latLngToContainerPoint(t.getSouthEast()).multiplyBy(-1).add(this._map.getSize())),this._viscosity=Math.min(1,Math.max(0,this._map.options.maxBoundsViscosity))):this._offsetLimit=null,e.fire("movestart").fire("dragstart"),e.options.inertia&&(this._positions=[],this._times=[])},_onDrag:function(t){var e,i;this._map.options.inertia&&(e=this._lastTime=+new Date,i=this._lastPos=this._draggable._absPos||this._draggable._newPos,this._positions.push(i),this._times.push(e),this._prunePositions(e)),this._map.fire("move",t).fire("drag",t)},_prunePositions:function(t){for(;1e.max.x&&(t.x=this._viscousLimit(t.x,e.max.x)),t.y>e.max.y&&(t.y=this._viscousLimit(t.y,e.max.y)),this._draggable._newPos=this._draggable._startPos.add(t))},_onPreDragWrap:function(){var t=this._worldWidth,e=Math.round(t/2),i=this._initialWorldOffset,n=this._draggable._newPos.x,o=(n-e+i)%t+e-i,n=(n+e+i)%t-e-i,t=Math.abs(o+i)e.getMaxZoom()&&1 + + + + + Offline Map Tile Downloader + + + + + + + + + + +
+
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Ready
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+ + + + \ No newline at end of file