2009年12月15日火曜日

OpenLayers 40h WMC - OpenLayers で Map Context を試す5 HTML の全体のコード

HTML の全体のコードは次のようになります。

openlayers40_wmc.html

<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  <title>OpenLayers40 WMC</title>
  <link rel="stylesheet" href="./theme/default/style.css" type="text/css" />
  <link rel="stylesheet" href="./examples/style.css" type="text/css" />

<!-- Map Context ドキュメントの出力欄のスタイル -->
  <style type="text/css">
   #wmc {
    width: 90%;
    height: 300px;
   }
  </style>

<!-- OpenLayers ライブラリ -->
  <script src="./lib/Firebug/firebug.js"></script>
  <script src="./lib/OpenLayers.js"></script>

<!-- Proj4js ライブラリ -->
  <script type="text/javascript" src="./lib/proj4js/lib/proj4js-compressed.js"></script>
  <script type="text/javascript" src="./lib/proj4js/lib/projCode/tmerc.js"></script>
  <script type="text/javascript" src="./lib/proj4js/lib/defs/EPSG2456.js"></script>

<!-- WMC のコード -->

  <script type="text/javascript">
   // no pink please
   OpenLayers.IMAGE_RELOAD_ATTEMPTS = 2;
   OpenLayers.Util.onImageLoadErrorColor = "transparent";

   var format = new OpenLayers.Format.WMC({'layerOptions': {buffer: 0}});
   var map, options; // 修正

   function init() {
// 東京都用 map の設定
    options = {
     projection: new OpenLayers.Projection("EPSG:2456"),
     displayProjection: new OpenLayers.Projection("EPSG:4326"),
     maxResolution: 'auto',
     units: 'meters',
     maxExtent: new OpenLayers.Bounds(-279000,1054000,-185000,1104000)
    };
    map = new OpenLayers.Map("map", options);

// ここまで
// 東京都のレイヤの追加

    layer1 = new OpenLayers.Layer.WMS( "Tokyo Height WMS",
     "http://192.168.1.6/cgi-bin/mapserv?",
     {
      map: '/home/user/mapfile/tokyo_bmi_pgis_img.map',
      layers: 'height',
      format: 'image/png'
    });
    layer2 = new OpenLayers.Layer.WMS( "Tokyo Kukaku Sen WMS",
     "http://192.168.1.6/cgi-bin/mapserv?",
     {
      map: '/home/user/mapfile/tokyo_bmi_pgis_img.map', 
      layers: 'kukaku',
      transparent: true,
      format: 'image/png'
    });
    layer3 = new OpenLayers.Layer.WMS( "Tokyo Gyoseikai mlit WMS",
     "http://192.168.1.6/cgi-bin/mapserv?",
     {
      map: '/home/user/mapfile/tokyo_pf_pgis.map',
      layers: 'gyoseikai',
      transparent: true,
      format: 'image/png'
    });
    map.addLayers([layer1, layer2, layer3]);
// ここまで
    map.addControl(new OpenLayers.Control.LayerSwitcher());
    map.addControl(new OpenLayers.Control.MousePosition()); // 追加
    map.addControl(new OpenLayers.Control.ScaleLine());     // 追加
//  map.setCenter(new OpenLayers.LonLat(-95, 34.5), 1);
    map.zoomToMaxExtent();
   } End of functin init()

// WMC Read

   function readWMC(merge) {
    var text = document.getElementById("wmc").value;

    if(merge) {
     try {
      map = format.read(text, {map: map});
     } catch(err) {
      document.getElementById("wmc").value = err;
      }
    } else {
     map.destroy();
     try {
//    map = format.read(text, {map: "map"});
      map = format.read(text, {map: new OpenLayers.Map("map", options)});
      map.addControl(new OpenLayers.Control.LayerSwitcher());
     } catch(err) {
      document.getElementById("wmc").value = err;
     }
    }
   }

// WMC Write

   function writeWMC(merge) {
    try {
     var text = format.write(map);
     document.getElementById("wmc").value = text;
    } catch(err) {
     document.getElementById("wmc").value = err;
    }
   }

  </script>
 </head>

<!-- body 部分 -->

 <body onload="init()">
  <h1 id="title">WMC Example</h1>
  <div id="tags"></div>
  <p id="shortdesc">
   Shows parsing of Web Map Context documents.
  </p>
  <div id="map" class="smallmap"></div>
  <button onclick="writeWMC();">write</button>
  <button onclick="readWMC();">read as new map</button>
  <button onclick="readWMC(true);">read and merge</button>
  <textarea id="wmc">paste WMC doc here</textarea>
  <div id="docs">
   This is an example of parsing WMC documents. <br />
   The format class has a layerOptions property, which can be used
   to control the default options of the layer when it is created
   by the parser.
  </div>
 </body>
</html>

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