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  • Committer: larshelge at gmail
  • Date: 2009-03-03 16:46:36 UTC
  • Revision ID: larshelge@gmail.com-20090303164636-2sjlrquo7ib1gf7r
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gis/dhis-gis-geostat/mfbase/openlayers/tests/Layer/WrapDateLine.html
 
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<html>
 
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<head>
 
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<script src="../../lib/OpenLayers.js"></script>
 
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  <script type="text/javascript">
 
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    var isMozilla = (navigator.userAgent.indexOf("compatible") == -1);
 
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    var layer; 
 
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    var name = 'Test Layer';
 
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    var url = "http://octo.metacarta.com/cgi-bin/mapserv";
 
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    var params = { map: '/mapdata/vmap_wms.map', 
 
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                   layers: 'basic', 
 
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                   format: 'image/png'};
 
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    function test_Layer_WrapDateLine_adjustBounds(t) {
 
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        t.plan(10);
 
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        var map = new OpenLayers.Map('map');
 
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        layer = new OpenLayers.Layer.WMS(name, url, params, {'wrapDateLine':true});
 
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        map.addLayer(layer);
 
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        map.zoomToMaxExtent();
 
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        var bounds = layer.adjustBounds(new OpenLayers.Bounds(-270,-90,-180,0));
 
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        t.ok( bounds.equals(new OpenLayers.Bounds(90,-90,180,0)), "-270,-90,-180,0 wraps to 90,-90,180,0");
 
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        bounds = layer.adjustBounds(new OpenLayers.Bounds(180,-90,270,0));
 
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        t.ok( bounds.equals(new OpenLayers.Bounds(-180,-90,-90,0)), "180,-90,270,0 wraps to -180,-90,-90,0");
 
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        bounds = layer.adjustBounds(new OpenLayers.Bounds(-180,-90,0,0));
 
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        t.ok( bounds.equals(new OpenLayers.Bounds(-180,-90,0,0)), "-180,-90,0,0 doesn't wrap");
 
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        bounds = layer.adjustBounds(new OpenLayers.Bounds(-181,-90,-179,0));
 
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        t.ok( bounds.equals(new OpenLayers.Bounds(-181,-90,-179,0)), "-181,-90,-179,0 doesn't wrap, because it straddles the dateline");
 
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        bounds = layer.adjustBounds(new OpenLayers.Bounds(-180,-180,-90,-90));
 
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        t.ok( bounds.equals(new OpenLayers.Bounds(-180,-180,-90,-90)), "-180,-180,-90,-90 doesn't wrap, because we don't wrap lats.");
 
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        layer = new OpenLayers.Layer.WMS(name, url, params);
 
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        map.addLayer(layer);
 
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        var testBounds = null;
 
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        var outBounds = null;
 
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        var testList = [
 
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          new OpenLayers.Bounds(-270,-90,-180,0),
 
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          new OpenLayers.Bounds(180,-90,270,0),
 
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          new OpenLayers.Bounds(-180,-90,0,0),
 
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          new OpenLayers.Bounds(-181,-90,-179,0),
 
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          new OpenLayers.Bounds(-180,-180,-90,-90)
 
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        ];          
 
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        for (var i = 0; i < testList.length; i++) {
 
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            outBounds = layer.adjustBounds(testList[i]);
 
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            t.ok( outBounds.equals(testList[i]), testList[i]+" doesn't wrap in non-wrapping layer.");
 
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        }
 
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        map.destroy();
 
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    }
 
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    function test_Layer_WrapDateLine_getLonLat(t) {
 
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        t.plan(12);
 
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        var map = new OpenLayers.Map('map');
 
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        layer = new OpenLayers.Layer.WMS(name, url, params, {'wrapDateLine':true});
 
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        map.addLayer(layer);
 
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        map.zoomToMaxExtent();
 
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        var testLonLats = [
 
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            new OpenLayers.LonLat(-185,5),
 
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            new OpenLayers.LonLat(-180,-95),
 
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            new OpenLayers.LonLat(-180,95),
 
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            new OpenLayers.LonLat(180,-95),
 
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            new OpenLayers.LonLat(180,95),
 
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            new OpenLayers.LonLat(185,5)
 
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        ];
 
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        var outLonLats = [
 
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            new OpenLayers.LonLat(175,5),
 
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            new OpenLayers.LonLat(-180,-95),
 
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            new OpenLayers.LonLat(-180,95),
 
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            new OpenLayers.LonLat(180,-95),
 
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            new OpenLayers.LonLat(180,95),
 
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            new OpenLayers.LonLat(-175,5)
 
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        ];    
 
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        for (var i = 0; i < testLonLats.length; i++) {
 
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            var pixel = layer.getViewPortPxFromLonLat(testLonLats[i]);
 
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            var lonlat = layer.getLonLatFromViewPortPx(pixel);
 
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            lonlat.lon = Math.round(lonlat.lon);
 
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            lonlat.lat = Math.round(lonlat.lat);
 
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            t.ok(outLonLats[i].equals(lonlat), testLonLats[i] + " wraps to " + outLonLats[i]+ " (what happened: " + lonlat + ")");   
 
79
        }
 
80
        
 
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        layer = new OpenLayers.Layer.WMS(name, url, params);
 
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        map.addLayer(layer);
 
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        var outLonLats = [
 
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            new OpenLayers.LonLat(-185,5),
 
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            new OpenLayers.LonLat(-180,-95),
 
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            new OpenLayers.LonLat(-180,95),
 
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            new OpenLayers.LonLat(180,-95),
 
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            new OpenLayers.LonLat(180,95),
 
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            new OpenLayers.LonLat(185,5)
 
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        ];    
 
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        for (var i = 0; i < testLonLats.length; i++) {
 
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            var pixel = layer.getViewPortPxFromLonLat(testLonLats[i]);
 
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            var lonlat = layer.getLonLatFromViewPortPx(pixel);
 
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            lonlat.lon = Math.round(lonlat.lon);
 
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            lonlat.lat = Math.round(lonlat.lat);
 
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            t.ok(outLonLats[i].equals(lonlat), testLonLats[i] + " wraps to " + outLonLats[i]+ " (what happened: " + lonlat + ")");   
 
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        }
 
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        map.destroy();
 
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100
    }
 
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    function test_Layer_WrapDateLine_ZoomToExtent (t) {
 
102
        t.plan( 4 );
 
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        var url = "http://octo.metacarta.com/cgi-bin/mapserv";
 
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        layer = new OpenLayers.Layer.WMS(name, url, params, {'wrapDateLine':true});
 
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        var m = new OpenLayers.Map('map');
 
107
        m.addLayer(layer);
 
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        m.setCenter = function(myCenter) { this.center = myCenter; }
 
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        var testBounds = [
 
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            new OpenLayers.Bounds(-185,-90,-175,-85),
 
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            new OpenLayers.Bounds(0,-90,-170,-85),
 
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            new OpenLayers.Bounds(-270,-90,-180,-85),
 
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            new OpenLayers.Bounds(0,0,45,45)
 
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        ];
 
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        var outCenters = [
 
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            new OpenLayers.LonLat(-180,-87.5),
 
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            new OpenLayers.LonLat(95,-87.5),
 
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            new OpenLayers.LonLat(135,-87.5),
 
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            new OpenLayers.LonLat(22.5,22.5)
 
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        ];
 
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        for (var i = 0; i < testBounds.length; i++) {
 
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            m.zoomToExtent(testBounds[i]);
 
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            t.ok(m.center.equals(outCenters[i]), "Map center from bounds " + testBounds[i] + " should be " + outCenters[i] + ", got " + m.center);  
 
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        }
 
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        m.destroy();
 
126
        
 
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128
    }
 
129
    function test_Layer_WrapDateLine_WMS (t) {
 
130
        t.plan( 3 );
 
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132
        var url = "http://octo.metacarta.com/cgi-bin/mapserv";
 
133
        layer = new OpenLayers.Layer.WMS(name, url, params, {'wrapDateLine':true,encodeBBOX:true});
 
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        var m = new OpenLayers.Map('map');
 
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        m.addLayer(layer);
 
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        m.zoomToMaxExtent();
 
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        t.eq(layer.grid[3][0].url, "http://octo.metacarta.com/cgi-bin/mapserv?MAP=%2Fmapdata%2Fvmap_wms.map&LAYERS=basic&FORMAT=image%2Fpng&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&SRS=EPSG%3A4326&BBOX=0%2C-90%2C180%2C90&WIDTH=256&HEIGHT=256", "cell [3][0] is wrapped around the world.");
 
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        t.eq(layer.grid[0][0].url, "http://octo.metacarta.com/cgi-bin/mapserv?MAP=%2Fmapdata%2Fvmap_wms.map&LAYERS=basic&FORMAT=image%2Fpng&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&SRS=EPSG%3A4326&BBOX=0%2C450%2C180%2C630&WIDTH=256&HEIGHT=256", "cell [0][0] is wrapped around the world lon, but not lat");
 
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        t.eq(layer.grid[0][3].url, "http://octo.metacarta.com/cgi-bin/mapserv?MAP=%2Fmapdata%2Fvmap_wms.map&LAYERS=basic&FORMAT=image%2Fpng&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&SRS=EPSG%3A4326&BBOX=-180%2C450%2C0%2C630&WIDTH=256&HEIGHT=256", "cell [3][0] is not wrapped at all.");
 
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        m.destroy();
 
141
 
 
142
    }
 
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    function test_Layer_WrapDateLine_KaMap (t) {
 
144
        t.plan( 3 );
 
145
 
 
146
        var layer = new OpenLayers.Layer.KaMap( "Blue Marble NG",
 
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             "http://www.openlayers.org/world/index.php",
 
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             {g: "satellite", map: "world"},
 
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             {wrapDateLine: true} ); 
 
150
        var m = new OpenLayers.Map('map');
 
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        m.addLayer(layer);
 
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        m.zoomToMaxExtent();
 
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        t.eq(layer.grid[0][0].url, "http://www.openlayers.org/world/index.php?g=satellite&map=world&i=jpeg&t=-1280&l=0&s=221471921.25", "grid[0][0] kamap is okay");
 
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        t.eq(layer.grid[0][3].url, "http://www.openlayers.org/world/index.php?g=satellite&map=world&i=jpeg&t=-1280&l=-256&s=221471921.25", "grid[0][3] kamap is okay");
 
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        t.eq(layer.grid[3][0].url, "http://www.openlayers.org/world/index.php?g=satellite&map=world&i=jpeg&t=-512&l=0&s=221471921.25", "grid[3][0] is okay");
 
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        m.destroy();
 
157
    }
 
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    function test_Layer_WrapDateLine_WMS_Overlay (t) {
 
159
        t.plan( 3 );
 
160
        var url = "http://octo.metacarta.com/cgi-bin/mapserv";
 
161
        baselayer = new OpenLayers.Layer.WMS(name, url, params, {'wrapDateLine':true});
 
162
        var layer = new OpenLayers.Layer.WMS( "DM Solutions Demo",
 
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            "http://www2.dmsolutions.ca/cgi-bin/mswms_gmap",
 
164
            {layers: "bathymetry,land_fn,park,drain_fn,drainage," +
 
165
                     "prov_bound,fedlimit,rail,road,popplace",
 
166
             transparent: "true", format: "image/png"},
 
167
            {wrapDateLine: true, reproject: false,encodeBBOX:true});
 
168
        var m = new OpenLayers.Map('map');
 
169
        m.addLayers([baselayer,layer]);
 
170
        m.zoomToMaxExtent();
 
171
        t.eq(layer.grid[0][0].url, "http://www2.dmsolutions.ca/cgi-bin/mswms_gmap?LAYERS=bathymetry%2Cland_fn%2Cpark%2Cdrain_fn%2Cdrainage%2Cprov_bound%2Cfedlimit%2Crail%2Croad%2Cpopplace&TRANSPARENT=true&FORMAT=image%2Fpng&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&SRS=EPSG%3A4326&BBOX=0%2C450%2C180%2C630&WIDTH=256&HEIGHT=256", "grid[0][0] wms overlay is okay");
 
172
        t.eq(layer.grid[0][3].url, "http://www2.dmsolutions.ca/cgi-bin/mswms_gmap?LAYERS=bathymetry%2Cland_fn%2Cpark%2Cdrain_fn%2Cdrainage%2Cprov_bound%2Cfedlimit%2Crail%2Croad%2Cpopplace&TRANSPARENT=true&FORMAT=image%2Fpng&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&SRS=EPSG%3A4326&BBOX=-180%2C450%2C0%2C630&WIDTH=256&HEIGHT=256", "grid[0][3] wms overlay is okay");
 
173
        t.eq(layer.grid[3][0].url, "http://www2.dmsolutions.ca/cgi-bin/mswms_gmap?LAYERS=bathymetry%2Cland_fn%2Cpark%2Cdrain_fn%2Cdrainage%2Cprov_bound%2Cfedlimit%2Crail%2Croad%2Cpopplace&TRANSPARENT=true&FORMAT=image%2Fpng&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&SRS=EPSG%3A4326&BBOX=0%2C-90%2C180%2C90&WIDTH=256&HEIGHT=256", "grid[3][0] wms overlay okay");
 
174
        m.destroy();
 
175
    }
 
176
 
 
177
  </script>
 
178
</head>
 
179
<body>
 
180
<div id="map" style="width:1000px;height:550px"></div>
 
181
</body>
 
182
</html>