[英]How to use OpenLayers with MapGuide source
基本上,我希望下面的示例http://openlayers.org/dev/examples/mapguide.html針對此WMS數據源“ http://gis.aarhus.dk/mapguide/mapagent/mapagent.fcgi?USERNAME=Anonymous&” ;
到目前為止,我所做的只是更改網址。
var url = "http://gis.aarhus.dk/mapguide/mapagent/mapagent.fcgi?USERNAME=Anonymous&";
我找到了以下在線文檔http://dev.openlayers.org/docs/files/OpenLayers/Layer/MapGuide-js.html,但我不知道從何處獲取這些參數的正確值。
var metersPerUnit = 111319.4908; //value returned from mapguide
var inPerUnit = OpenLayers.INCHES_PER_UNIT.m * metersPerUnit;
OpenLayers.INCHES_PER_UNIT["dd"] = inPerUnit;
OpenLayers.INCHES_PER_UNIT["degrees"] = inPerUnit;
OpenLayers.DOTS_PER_INCH = 96;
var extent = new OpenLayers.Bounds(-87.764987, 43.691398, -87.695522, 43.797520);
var tempScales = [100000, 51794.74679, 26826.95795, 13894.95494, 7196.85673, 3727.59372, 1930.69773, 1000];
var params = {
mapdefinition: 'Library://Samples/Sheboygan/MapsTiled/Sheboygan.MapDefinition',
basemaplayergroupname: "Base Layer Group"
};
如何獲得上述參數的正確值?
您應該能夠從GetCapabilities請求中獲取有關WMS的信息,您的情況應如下所示:
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