Added first version of the web server to drive the online mapping.
This commit is contained in:
Sascha L. Teichmann
parent
a468741a24
commit
e46968bbfd
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@ -0,0 +1,128 @@
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// Copyright 2014 by Sascha L. Teichmann
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// Use of this source code is governed by the MIT license
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// that can be found in the LICENSE file.
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package main
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import (
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"flag"
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"fmt"
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"image"
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"image/png"
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"log"
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"net/http"
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"path/filepath"
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"strconv"
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"bytes"
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"bitbucket.org/s_l_teichmann/mtredisalize/common"
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"github.com/gorilla/mux"
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"github.com/nfnt/resize"
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)
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func toUint(s string) uint {
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var err error
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var x int
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if x, err = strconv.Atoi(s); err != nil {
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log.Printf("WARN: Cannot convert to int: %s", err)
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return 0
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}
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return uint(x)
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}
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func main() {
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var (
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port int
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host string
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webDir string
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mapDir string
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)
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flag.IntVar(&port, "port", 8808, "port of the web server")
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flag.IntVar(&port, "p", 8808, "port of the web server (shorthand)")
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flag.StringVar(&host, "host", "localhost", "address to bind")
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flag.StringVar(&host, "h", "localhost", "address to bind (shorthand)")
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flag.StringVar(&webDir, "web", "web", "static served web files.")
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flag.StringVar(&webDir, "w", "web", "static served web files (shorthand)")
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flag.StringVar(&mapDir, "map", "map", "directory of prerendered tiles")
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flag.StringVar(&mapDir, "m", "map", "directory of prerendered tiles (shorthand)")
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flag.Parse()
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r := mux.NewRouter()
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r.HandleFunc("/map/{z:[0-9]+}/{x:[0-9]+}/{y:[0-9]+}.png", func(rw http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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xs := vars["x"]
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ys := vars["y"]
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zs := vars["z"]
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x, y, z := toUint(xs), toUint(ys), toUint(zs)
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if z < 9 {
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filename := fmt.Sprintf("%d/%d/%d.png", z, x, y)
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http.ServeFile(rw, r, filepath.Join(mapDir, filename))
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return
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}
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if z > 16 {
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z = 16
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}
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//fmt.Printf("x %d\n", x)
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//fmt.Printf("y %d\n", y)
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//fmt.Printf("z %d\n", z)
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tx := x >> (z - 8)
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ty := y >> (z - 8)
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rx := x & ^(^uint(0) << (z - 8))
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ry := y & ^(^uint(0) << (z - 8))
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parts := uint(1) << (z - 8)
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//fmt.Printf("z %d\n", z)
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//fmt.Printf("parts %d\n", parts)
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w := uint(256) / parts
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xo := w * rx
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yo := w * (parts - 1 - ry)
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//fmt.Printf("w %d\n", w)
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//fmt.Printf("xo %d\n", xo)
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//fmt.Printf("yo %d\n", yo)
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//fmt.Printf("rx %d\n", rx)
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//fmt.Printf("ry %d\n", ry)
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baseTile := filepath.Join(mapDir, fmt.Sprintf("8/%d/%d.png", tx, ty))
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img := common.LoadPNG(baseTile)
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type subImage interface {
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image.Image
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SubImage(image.Rectangle) image.Image
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}
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var si subImage
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var ok bool
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if si, ok = img.(subImage); !ok {
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// Should not happen.
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http.ServeFile(rw, r, filepath.Join(mapDir, baseTile))
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return
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}
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img = si.SubImage(image.Rect(int(xo), int(yo), int(xo+w), int(yo+w)))
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//fmt.Printf("%s\n", img.Bounds())
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img = resize.Resize(256, 256, img, resize.NearestNeighbor)
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var buf bytes.Buffer
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if err := png.Encode(&buf, img); err != nil {
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http.ServeFile(rw, r, filepath.Join(mapDir, baseTile))
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return
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}
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b := buf.Bytes()
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rw.Header().Set("Content-Type", "image/png")
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// Don't set the content length to use chunked mode.
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// rw.Header().Set("Content-Length", strconv.Itoa(len(b)))
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if _, err := rw.Write(b); err != nil {
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log.Printf("WARM: sending image failed: %s", err)
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}
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})
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r.PathPrefix("/").Handler(http.FileServer(http.Dir(webDir)))
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http.Handle("/", r)
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addr := fmt.Sprintf("%s:%d", host, port)
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if err := http.ListenAndServe(addr, nil); err != nil {
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log.Fatalf("Starting server failed: %s\n", err)
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}
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}
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@ -0,0 +1 @@
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.leaflet-control-coordinates{background-color:#D8D8D8;background-color:rgba(255,255,255,.8);cursor:pointer}.leaflet-control-coordinates,.leaflet-control-coordinates .uiElement input{-webkit-border-radius:5px;-moz-border-radius:5px;border-radius:5px}.leaflet-control-coordinates .uiElement{margin:4px}.leaflet-control-coordinates .uiElement .labelFirst{margin-right:4px}.leaflet-control-coordinates .uiHidden{display:none}
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@ -0,0 +1,478 @@
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/* required styles */
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.leaflet-map-pane,
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.leaflet-tile,
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.leaflet-marker-icon,
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.leaflet-marker-shadow,
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.leaflet-tile-pane,
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.leaflet-tile-container,
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.leaflet-overlay-pane,
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.leaflet-shadow-pane,
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.leaflet-marker-pane,
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.leaflet-popup-pane,
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.leaflet-overlay-pane svg,
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.leaflet-zoom-box,
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.leaflet-image-layer,
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.leaflet-layer {
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position: absolute;
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left: 0;
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top: 0;
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}
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.leaflet-container {
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overflow: hidden;
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-ms-touch-action: none;
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}
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.leaflet-tile,
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.leaflet-marker-icon,
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.leaflet-marker-shadow {
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-webkit-user-select: none;
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-moz-user-select: none;
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user-select: none;
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-webkit-user-drag: none;
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}
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.leaflet-marker-icon,
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.leaflet-marker-shadow {
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display: block;
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}
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/* map is broken in FF if you have max-width: 100% on tiles */
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.leaflet-container img {
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max-width: none !important;
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}
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/* stupid Android 2 doesn't understand "max-width: none" properly */
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.leaflet-container img.leaflet-image-layer {
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max-width: 15000px !important;
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}
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.leaflet-tile {
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filter: inherit;
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visibility: hidden;
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}
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.leaflet-tile-loaded {
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visibility: inherit;
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}
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.leaflet-zoom-box {
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width: 0;
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height: 0;
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}
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/* workaround for https://bugzilla.mozilla.org/show_bug.cgi?id=888319 */
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.leaflet-overlay-pane svg {
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-moz-user-select: none;
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}
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.leaflet-tile-pane { z-index: 2; }
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.leaflet-objects-pane { z-index: 3; }
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.leaflet-overlay-pane { z-index: 4; }
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.leaflet-shadow-pane { z-index: 5; }
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.leaflet-marker-pane { z-index: 6; }
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.leaflet-popup-pane { z-index: 7; }
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.leaflet-vml-shape {
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width: 1px;
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height: 1px;
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}
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.lvml {
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behavior: url(#default#VML);
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display: inline-block;
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position: absolute;
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}
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/* control positioning */
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.leaflet-control {
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position: relative;
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z-index: 7;
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pointer-events: auto;
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}
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.leaflet-top,
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.leaflet-bottom {
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position: absolute;
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z-index: 1000;
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pointer-events: none;
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}
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.leaflet-top {
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top: 0;
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}
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.leaflet-right {
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right: 0;
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}
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.leaflet-bottom {
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bottom: 0;
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}
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.leaflet-left {
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left: 0;
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}
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.leaflet-control {
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float: left;
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clear: both;
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}
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.leaflet-right .leaflet-control {
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float: right;
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}
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.leaflet-top .leaflet-control {
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margin-top: 10px;
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}
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.leaflet-bottom .leaflet-control {
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margin-bottom: 10px;
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}
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.leaflet-left .leaflet-control {
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margin-left: 10px;
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}
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.leaflet-right .leaflet-control {
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margin-right: 10px;
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}
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/* zoom and fade animations */
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.leaflet-fade-anim .leaflet-tile,
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.leaflet-fade-anim .leaflet-popup {
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opacity: 0;
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-webkit-transition: opacity 0.2s linear;
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-moz-transition: opacity 0.2s linear;
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-o-transition: opacity 0.2s linear;
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transition: opacity 0.2s linear;
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}
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.leaflet-fade-anim .leaflet-tile-loaded,
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.leaflet-fade-anim .leaflet-map-pane .leaflet-popup {
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opacity: 1;
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}
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.leaflet-zoom-anim .leaflet-zoom-animated {
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-webkit-transition: -webkit-transform 0.25s cubic-bezier(0,0,0.25,1);
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-moz-transition: -moz-transform 0.25s cubic-bezier(0,0,0.25,1);
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-o-transition: -o-transform 0.25s cubic-bezier(0,0,0.25,1);
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transition: transform 0.25s cubic-bezier(0,0,0.25,1);
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}
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.leaflet-zoom-anim .leaflet-tile,
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.leaflet-pan-anim .leaflet-tile,
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.leaflet-touching .leaflet-zoom-animated {
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-webkit-transition: none;
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-moz-transition: none;
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-o-transition: none;
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transition: none;
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}
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.leaflet-zoom-anim .leaflet-zoom-hide {
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visibility: hidden;
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}
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/* cursors */
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.leaflet-clickable {
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cursor: pointer;
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}
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.leaflet-container {
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cursor: -webkit-grab;
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cursor: -moz-grab;
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}
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.leaflet-popup-pane,
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.leaflet-control {
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cursor: auto;
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}
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.leaflet-dragging .leaflet-container,
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.leaflet-dragging .leaflet-clickable {
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cursor: move;
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cursor: -webkit-grabbing;
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cursor: -moz-grabbing;
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}
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/* visual tweaks */
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.leaflet-container {
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background: #ddd;
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outline: 0;
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}
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.leaflet-container a {
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color: #0078A8;
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}
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.leaflet-container a.leaflet-active {
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outline: 2px solid orange;
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}
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.leaflet-zoom-box {
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border: 2px dotted #38f;
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background: rgba(255,255,255,0.5);
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}
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/* general typography */
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.leaflet-container {
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font: 12px/1.5 "Helvetica Neue", Arial, Helvetica, sans-serif;
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}
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/* general toolbar styles */
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.leaflet-bar {
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box-shadow: 0 1px 5px rgba(0,0,0,0.65);
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border-radius: 4px;
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}
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.leaflet-bar a,
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.leaflet-bar a:hover {
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background-color: #fff;
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border-bottom: 1px solid #ccc;
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width: 26px;
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height: 26px;
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line-height: 26px;
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display: block;
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text-align: center;
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text-decoration: none;
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color: black;
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}
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.leaflet-bar a,
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.leaflet-control-layers-toggle {
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background-position: 50% 50%;
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background-repeat: no-repeat;
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display: block;
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}
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.leaflet-bar a:hover {
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background-color: #f4f4f4;
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}
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.leaflet-bar a:first-child {
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border-top-left-radius: 4px;
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border-top-right-radius: 4px;
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}
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.leaflet-bar a:last-child {
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border-bottom-left-radius: 4px;
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border-bottom-right-radius: 4px;
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border-bottom: none;
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}
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.leaflet-bar a.leaflet-disabled {
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cursor: default;
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background-color: #f4f4f4;
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color: #bbb;
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}
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.leaflet-touch .leaflet-bar a {
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width: 30px;
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height: 30px;
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line-height: 30px;
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}
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/* zoom control */
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.leaflet-control-zoom-in,
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.leaflet-control-zoom-out {
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font: bold 18px 'Lucida Console', Monaco, monospace;
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text-indent: 1px;
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}
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.leaflet-control-zoom-out {
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font-size: 20px;
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}
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.leaflet-touch .leaflet-control-zoom-in {
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font-size: 22px;
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}
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.leaflet-touch .leaflet-control-zoom-out {
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font-size: 24px;
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}
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/* layers control */
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.leaflet-control-layers {
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box-shadow: 0 1px 5px rgba(0,0,0,0.4);
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background: #fff;
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border-radius: 5px;
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}
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.leaflet-control-layers-toggle {
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background-image: url(images/layers.png);
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width: 36px;
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height: 36px;
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}
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.leaflet-retina .leaflet-control-layers-toggle {
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background-image: url(images/layers-2x.png);
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background-size: 26px 26px;
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}
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.leaflet-touch .leaflet-control-layers-toggle {
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width: 44px;
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height: 44px;
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}
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.leaflet-control-layers .leaflet-control-layers-list,
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.leaflet-control-layers-expanded .leaflet-control-layers-toggle {
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display: none;
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}
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.leaflet-control-layers-expanded .leaflet-control-layers-list {
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display: block;
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position: relative;
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}
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.leaflet-control-layers-expanded {
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padding: 6px 10px 6px 6px;
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color: #333;
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background: #fff;
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}
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.leaflet-control-layers-selector {
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margin-top: 2px;
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position: relative;
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top: 1px;
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}
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.leaflet-control-layers label {
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display: block;
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}
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.leaflet-control-layers-separator {
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height: 0;
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border-top: 1px solid #ddd;
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margin: 5px -10px 5px -6px;
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}
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/* attribution and scale controls */
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.leaflet-container .leaflet-control-attribution {
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background: #fff;
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background: rgba(255, 255, 255, 0.7);
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margin: 0;
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}
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.leaflet-control-attribution,
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.leaflet-control-scale-line {
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padding: 0 5px;
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color: #333;
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}
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.leaflet-control-attribution a {
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text-decoration: none;
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}
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.leaflet-control-attribution a:hover {
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text-decoration: underline;
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}
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.leaflet-container .leaflet-control-attribution,
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.leaflet-container .leaflet-control-scale {
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font-size: 11px;
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}
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.leaflet-left .leaflet-control-scale {
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margin-left: 5px;
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}
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.leaflet-bottom .leaflet-control-scale {
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margin-bottom: 5px;
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}
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.leaflet-control-scale-line {
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border: 2px solid #777;
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border-top: none;
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line-height: 1.1;
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padding: 2px 5px 1px;
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font-size: 11px;
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white-space: nowrap;
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overflow: hidden;
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-moz-box-sizing: content-box;
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box-sizing: content-box;
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background: #fff;
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background: rgba(255, 255, 255, 0.5);
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}
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.leaflet-control-scale-line:not(:first-child) {
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border-top: 2px solid #777;
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border-bottom: none;
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margin-top: -2px;
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}
|
||||
.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;
|
||||
}
|
||||
.leaflet-popup-content-wrapper {
|
||||
padding: 1px;
|
||||
text-align: left;
|
||||
border-radius: 12px;
|
||||
}
|
||||
.leaflet-popup-content {
|
||||
margin: 13px 19px;
|
||||
line-height: 1.4;
|
||||
}
|
||||
.leaflet-popup-content p {
|
||||
margin: 18px 0;
|
||||
}
|
||||
.leaflet-popup-tip-container {
|
||||
margin: 0 auto;
|
||||
width: 40px;
|
||||
height: 20px;
|
||||
position: relative;
|
||||
overflow: hidden;
|
||||
}
|
||||
.leaflet-popup-tip {
|
||||
width: 17px;
|
||||
height: 17px;
|
||||
padding: 1px;
|
||||
|
||||
margin: -10px auto 0;
|
||||
|
||||
-webkit-transform: rotate(45deg);
|
||||
-moz-transform: rotate(45deg);
|
||||
-ms-transform: rotate(45deg);
|
||||
-o-transform: rotate(45deg);
|
||||
transform: rotate(45deg);
|
||||
}
|
||||
.leaflet-popup-content-wrapper,
|
||||
.leaflet-popup-tip {
|
||||
background: white;
|
||||
|
||||
box-shadow: 0 3px 14px rgba(0,0,0,0.4);
|
||||
}
|
||||
.leaflet-container a.leaflet-popup-close-button {
|
||||
position: absolute;
|
||||
top: 0;
|
||||
right: 0;
|
||||
padding: 4px 4px 0 0;
|
||||
text-align: center;
|
||||
width: 18px;
|
||||
height: 14px;
|
||||
font: 16px/14px Tahoma, Verdana, sans-serif;
|
||||
color: #c3c3c3;
|
||||
text-decoration: none;
|
||||
font-weight: bold;
|
||||
background: transparent;
|
||||
}
|
||||
.leaflet-container a.leaflet-popup-close-button:hover {
|
||||
color: #999;
|
||||
}
|
||||
.leaflet-popup-scrolled {
|
||||
overflow: auto;
|
||||
border-bottom: 1px solid #ddd;
|
||||
border-top: 1px solid #ddd;
|
||||
}
|
||||
|
||||
.leaflet-oldie .leaflet-popup-content-wrapper {
|
||||
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-popup-tip-container {
|
||||
margin-top: -1px;
|
||||
}
|
||||
|
||||
.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;
|
||||
}
|
||||
|
|
@ -0,0 +1,106 @@
|
|||
<!DOCTYPE html>
|
||||
<html>
|
||||
<head>
|
||||
<title>Minetest demo map</title>
|
||||
<meta charset="utf-8" />
|
||||
<link rel="stylesheet" href="css/leaflet.css" />
|
||||
<link rel="stylesheet" href="css/Leaflet.Coordinates-0.1.4.css" />
|
||||
<style type="text/css">
|
||||
body {
|
||||
height: 100%;
|
||||
}
|
||||
|
||||
#map {
|
||||
display: block;
|
||||
position: absolute;
|
||||
top: 0;
|
||||
left: 0;
|
||||
width: 100%;
|
||||
height: 100%;
|
||||
background-color: #111111;
|
||||
}
|
||||
|
||||
.leaflet-container {
|
||||
cursor: crosshair;
|
||||
}
|
||||
|
||||
.leaflet-control-coordinates,
|
||||
.leaflet-control-layers {
|
||||
box-shadow: 0 1px 3px rgba(0,0,0,0.3);
|
||||
background-color:rgba(255,255,255,.85);
|
||||
}
|
||||
</style>
|
||||
</head>
|
||||
<body>
|
||||
<div id="map"></div>
|
||||
<script src="js/leaflet.js"></script>
|
||||
<script src="js/Leaflet.Coordinates-0.1.4.min.js"></script>
|
||||
<script>
|
||||
|
||||
L.Projection.NoWrap = {
|
||||
project: function (latlng) {
|
||||
return new L.Point(latlng.lat, latlng.lng);
|
||||
},
|
||||
|
||||
unproject: function (point, unbounded) {
|
||||
return new L.LatLng(point.x, point.y, true);
|
||||
}
|
||||
};
|
||||
|
||||
L.CRS.Direct = L.Util.extend({}, L.CRS, {
|
||||
code: 'Direct',
|
||||
projection: L.Projection.NoWrap,
|
||||
transformation: new L.Transformation(1.0/65536, 30928.0/65536, -1.0/65536, 34608.0/65536)
|
||||
});
|
||||
|
||||
var world = new L.tileLayer('map/{z}/{x}/{y}.png', {
|
||||
minZoom: 0,
|
||||
maxZoom: 16,
|
||||
attribution: 'Demo world',
|
||||
continuousWorld: false,
|
||||
noWrap: true,
|
||||
//zoomReverse: true,
|
||||
tms: true
|
||||
});
|
||||
|
||||
var rasterMaps = {
|
||||
"A demo world": world,
|
||||
};
|
||||
|
||||
var latest = world
|
||||
|
||||
// Add popups to geojson features.
|
||||
function addPopupToFeature(feature, latest) {
|
||||
if (feature.properties && feature.properties.popupContent) {
|
||||
var divNode = document.createElement('DIV');
|
||||
divNode.innerHTML = feature.properties.popupContent;
|
||||
latest.bindPopup(divNode);
|
||||
}
|
||||
}
|
||||
|
||||
var overlayMaps = {};
|
||||
|
||||
var map = L.map('map', {
|
||||
center: [0,0],
|
||||
zoom: 3,
|
||||
layers: [latest],
|
||||
worldCopyJump: false,
|
||||
crs: L.CRS.Direct});
|
||||
|
||||
L.control.coordinates({
|
||||
position:"topright", //optional default "bootomright"
|
||||
decimals:0, //optional default 4
|
||||
decimalSeperator:".", //optional default "."
|
||||
labelTemplateLat:"X: {y}", //optional default "Lat: {y}"
|
||||
labelTemplateLng:"Y: {x}", //optional default "Lng: {x}"
|
||||
enableUserInput:false, //optional default true
|
||||
useDMS:false, //optional default false
|
||||
useLatLngOrder: true //ordering of labels, default false-> lng-lat
|
||||
}).addTo(map);
|
||||
|
||||
var layersControl = new L.Control.Layers(rasterMaps, overlayMaps, {collapsed: false});
|
||||
map.addControl(layersControl);
|
||||
|
||||
</script>
|
||||
</body>
|
||||
</html>
|
||||
File diff suppressed because one or more lines are too long
File diff suppressed because one or more lines are too long
Loading…
Reference in New Issue