/* Loop through the test points and create a Proj object for each */ var src, dest; function runTests() { //src = new Proj4js.Proj(Proj4js.defs["WKT0"],cb2); /* src = new Proj4js.Proj("EPSG:900913",cb1); var testPt = new Proj4js.Point([1113194.9079327357, 6800125.454397307]); var testRes = Proj4js.transform(src, dest, testPt); alert(testRes.toString()); */ /* //testing the conversion bewteen CSs which use the towgs84 params (ticket #64) //TODO convert this to asserts src = new Proj4js.Proj("EPSG:21781"); dest = new Proj4js.Proj("EPSG:900913"); var testPt = new Proj4js.Point([699212,227132]); var testRes = Proj4js.transform(src, dest, testPt); alert(testRes.toString()); //result should be 973791.60867,5972764.60117 */ for (var i=0; i < Proj4js.testPoints.length; ++i) { var test = Proj4js.testPoints[i]; var proj = new Proj4js.Proj(test.code, Proj4js.bind(showResults, this, test)); } } function cb1() { dest = new Proj4js.Proj("EPSG:2303X",cb2); } function cb2(arg1) { //alert('all set'); } /* a callback function to run the test for this test point since we are using the dynamic load capabilities in the test page */ function showResults(test, proj) { //var test = proj.testPoint; var xyEPSLN = 1.0e-2; var llEPSLN = 1.0e-6; var row = document.createElement('tr'); var td = document.createElement('td'); td.innerHTML = test.code; row.appendChild(td); var td = document.createElement('td'); td.innerHTML = proj.projName; row.appendChild(td); //transform from lon/lat to projected x/y and cmopare var xyResult = Proj4js.transform(Proj4js.WGS84, proj, new Proj4js.Point(test.ll)); if (xyResult) { var deltaX = Math.abs(xyResult.x - test.xy[0]); var deltaY = Math.abs(xyResult.y - test.xy[1]); td = document.createElement('td'); td.innerHTML = "in:"+test.ll[0]+","+test.ll[1]; row.appendChild(td); td = document.createElement('td'); td.innerHTML = "out:"+xyResult.x+","+xyResult.y; row.appendChild(td); td = document.createElement('td'); td.innerHTML = "dx:"+deltaX+ " dy:"+deltaY; if ( deltaX>xyEPSLN || deltaY>xyEPSLN ) td.style.backgroundColor='red'; row.appendChild(td); } else { td = document.createElement('td'); td.innerHTML = "proj undefined"; row.appendChild(td); } //transform from map x/y to lon/lat and compare var llResult = Proj4js.transform(proj, Proj4js.WGS84, new Proj4js.Point(test.xy)); if (llResult) { var deltaX = Math.abs(llResult.x - test.ll[0]); var deltaY = Math.abs(llResult.y - test.ll[1]); td = document.createElement('td'); td.innerHTML = "in:"+test.xy[0]+","+test.xy[1]; row.appendChild(td); td = document.createElement('td'); td.innerHTML = "out:"+llResult.x+","+llResult.y; row.appendChild(td); td = document.createElement('td'); td.innerHTML = "dx:"+deltaX+ " dy:"+deltaY; if ( deltaX>llEPSLN || deltaY>llEPSLN ) td.style.backgroundColor='red'; row.appendChild(td); } else { td = document.createElement('td'); td.innerHTML = "proj undefined"; row.appendChild(td); } var testTable = document.getElementById('testResult'); testTable.tBodies[0].appendChild(row); };