private void layerWGS84BoundingBox(StringBuilder str, TileLayer layer) {
GridSubset subset = layer.getGridSubsetForSRS(SRS.getEPSG4326());
if (subset != null) {
double[] coords = subset.getOriginalExtent().getCoords();
str.append(" <ows:WGS84BoundingBox>\n");
str.append(" <ows:LowerCorner>" + coords[0] + " " + coords[1] + "</ows:LowerCorner>\n");
str.append(" <ows:UpperCorner>" + coords[2] + " " + coords[3] + "</ows:UpperCorner>\n");
str.append(" </ows:WGS84BoundingBox>\n");
}
}
private static String generateHTML(
TileLayer layer, String gridSetStr, String formatStr, boolean asPlugin)
throws GeoWebCacheException {
String layerName = layer.getName();
GridSubset gridSubset = layer.getGridSubset(gridSetStr);
BoundingBox bbox = gridSubset.getGridSetBounds();
BoundingBox zoomBounds = gridSubset.getOriginalExtent();
String res = "resolutions: " + Arrays.toString(gridSubset.getResolutions()) + ",\n";
String units = "units: \"" + gridSubset.getGridSet().guessMapUnits() + "\",\n";
String openLayersPath;
if (asPlugin) {
openLayersPath = "../openlayers/OpenLayers.js";
} else {
openLayersPath = "../openlayers/OpenLayers.js";
}
String page =
"<html xmlns=\"http://www.w3.org/1999/xhtml\"><head>\n"
+ "<meta http-equiv=\"imagetoolbar\" content=\"no\">\n"
+ "<title>"
+ layerName
+ " "
+ gridSubset.getName()
+ " "
+ formatStr
+ "</title>\n"
+ "<style type=\"text/css\">\n"
+ "body { font-family: sans-serif; font-weight: bold; font-size: .8em; }\n"
+ "body { border: 0px; margin: 0px; padding: 0px; }\n"
+ "#map { width: 85%; height: 85%; border: 0px; padding: 0px; }\n"
+ "</style>\n"
+ "<script src=\""
+ openLayersPath
+ "\"></script> \n"
+ "<script type=\"text/javascript\"> \n"
+ "var map, demolayer; \n"
+ " // sets the chosen modifiable parameter \n"
+ " function setParam(name, value){ \n"
+ " str = \"demolayer.mergeNewParams({\" + name + \": '\" + value + \"'})\" \n"
+ " // alert(str); \n"
+ " eval(str); \n"
+ " } \n"
+ "OpenLayers.DOTS_PER_INCH = "
+ gridSubset.getDotsPerInch()
+ ";\n"
+ "OpenLayers.Util.onImageLoadErrorColor = 'transparent';\n"
+ "function init(){\n"
+ "var mapOptions = { \n"
+ res
+ "projection: new OpenLayers.Projection('"
+ gridSubset.getSRS().toString()
+ "'),\n"
+ "maxExtent: new OpenLayers.Bounds("
+ bbox.toString()
+ "),\n"
+ units
+ "controls: []\n"
+ "};\n"
+ "map = new OpenLayers.Map('map', mapOptions );\n"
+ "map.addControl(new OpenLayers.Control.PanZoomBar({\n"
+ " position: new OpenLayers.Pixel(2, 15)\n"
+ "}));\n"
+ "map.addControl(new OpenLayers.Control.Navigation());\n"
+ "map.addControl(new OpenLayers.Control.Scale($('scale')));\n"
+ "map.addControl(new OpenLayers.Control.MousePosition({element: $('location')}));\n"
+ "demolayer = new OpenLayers.Layer.WMS(\n"
+ "\""
+ layerName
+ "\",\"../service/wms\",\n"
+ "{layers: '"
+ layerName
+ "', format: '"
+ formatStr
+ "' },\n"
+ "{ tileSize: new OpenLayers.Size("
+ gridSubset.getTileWidth()
+ ","
+ gridSubset.getTileHeight()
+ ")";
/*
* If the gridset has a top left tile origin, lets tell that to open layers. Otherwise it'll
* calculate tile bounds based on the bbox bottom left corner, leading to misaligned
* requests.
*/
GridSet gridSet = gridSubset.getGridSet();
if (gridSet.isTopLeftAligned()) {
page +=
",\n tileOrigin: new OpenLayers.LonLat(" + bbox.getMinX() + ", " + bbox.getMaxY() + ")";
}
page +=
"});\n"
+ "map.addLayer(demolayer);\n"
+ "map.zoomToExtent(new OpenLayers.Bounds("
+ zoomBounds.toString()
+ "));\n"
+ "// The following is just for GetFeatureInfo, which is not cached. Most people do not need this \n"
+ "map.events.register('click', map, function (e) {\n"
+ " document.getElementById('nodelist').innerHTML = \"Loading... please wait...\";\n"
+ " var params = {\n"
+ " REQUEST: \"GetFeatureInfo\",\n"
+ " EXCEPTIONS: \"application/vnd.ogc.se_xml\",\n"
+ " BBOX: map.getExtent().toBBOX(),\n"
+ " X: e.xy.x,\n"
+ " Y: e.xy.y,\n"
+ " INFO_FORMAT: 'text/html',\n"
+ " QUERY_LAYERS: map.layers[0].params.LAYERS,\n"
+ " FEATURE_COUNT: 50,\n"
+ " Layers: '"
+ layerName
+ "',\n"
+ " Styles: '',\n"
+ " Srs: '"
+ gridSubset.getSRS().toString()
+ "',\n"
+ " WIDTH: map.size.w,\n"
+ " HEIGHT: map.size.h,\n"
+ " format: \""
+ formatStr
+ "\" };\n"
+ " OpenLayers.loadURL(\"../service/wms\", params, this, setHTML, setHTML);\n"
+ " OpenLayers.Event.stop(e);\n"
+ " });\n"
+ "}\n"
+ "function setHTML(response){\n"
+ " document.getElementById('nodelist').innerHTML = response.responseText;\n"
+ "};\n"
+ "</script>\n"
+ "</head>\n"
+ "<body onload=\"init()\">\n"
+ "<div id=\"params\">"
+ makeModifiableParameters(layer)
+ "</div>\n"
+ "<div id=\"map\"></div>\n"
+ "<div id=\"nodelist\"></div>\n"
+ "</body>\n"
+ "</html>";
return page;
}