aimsxml.js

用ARCIMS在客户端框选一块区域求面积。

		/*
		case 12:
			// get proximity response
			processProx(theReply);
			
			break

		case 13:
			// get route response
			processRoute(theReply);
			
			break
		*/
		case 14:
			// get find response
			//alert(theReply);
			displayAttributeData(theReply);
			
			break	

		case 15:
			// get hyperlink response
			parseHyperLink(theReply);
			
			break
		
		case 16:
			// get hyperlinkAny response
			parseHyperLinkAny(theReply);
			
			break
		
		case 20:
			// process startup query
			parseStartQuery(theReply);
			
			break

		case 25:
			// get geocoding layers
			parseGeocodeLayers(theReply);
			// get layers for display
			var theString = '<ARCXML version="1.1">\n<REQUEST>\n<GET_SERVICE_INFO  renderer="false" extensions="true" />\n';
			theString += '</REQUEST>\n</ARCXML>';
			sendToServer(imsURL,theString,4);
			
			break

		case 26:
			// get geocoding layers
			if (parseGeocodeParams(theReply,GCLayers[GCActiveLayer])) {
				var theAddressForm = appDir + "addmatch.htm";
				if ((useExternalWindow) || (!useTextFrame)) {
					var Win1 = window.open(theAddressForm,"GeocodeWindow","width=575,height=150,scrollbars=yes,resizable=yes");
				} else {
					parent.TextFrame.document.location= theAddressForm;
				}
			} else {
				if (debugOn>0) {
					alert(msgList[17] + "\n" + theReply);
					if (parent.TextFrame!=null) parent.TextFrame.document.location= appDir + "blank.htm";
				} else {
					alert(msgList[17]);
					if (parent.TextFrame!=null) parent.TextFrame.document.location= appDir + "blank.htm";
				}
			}
			
			break

		case 27:
			// get geocoding results
			parseGeocodeResults(theReply);
			
			break
		case 40:
			// get list of sample field values
			parseFieldSamples(theReply);
			writeQueryForm();
			
			break
		case 55:
			// get layer storedqueries
			//alert("55\n" + theReply);
			parseStoredQueries(theReply);
			
			break

		case 70:
			// get layer field for submission to external db
			parseIDFieldData(theReply);	
			
			break

		case 98:
			// just put up a map with legend
			var theURL = "";
			theURL = getURL(theReply);
			if (theURL != "") {
				document.theImage.src = theURL;
			}
			//else {
			//	alert(theReply + "\nUnable to display Map image");
			//}
			
			if (legendVisible) {
				showLegend();
				drawLegendOnly=false;
			}
			hideRetrieveMap();
			
			break

		case 99:
			// just put up a map
			var theURL = "";
			legendVisible=legendTemp;
			theURL = getURL(theReply);
			if (theURL != "") {
				document.theImage.src = theURL;
			}
			else {
				alert(msgList[14] + theReply);
			}
			hideRetrieveMap();
			
			break

		case 101:
			// print - get Map image
			printMapURL = getURL(theReply);
			printLegURL = getLegendURL(theReply);
			if (hasOVMap) {
				getPrintOV();
			} else {
				//writePrintPage();
				getPrintLegend();
			}
			
			break

		case 102:
			// print - get OV image
			printOVURL = getURL(theReply);
			legendImage = printLegURL
			getPrintLegend();
			
			break

		case 103:
			// print - get Legend image
			
			hideRetrieveMap();
			writePrintPage();
			break

		case 900:
			// just make a map
			var theURL = "";
			theURL = getURL(theReply);
			if (theURL != "") {
				getXYs(theReply);
				document.theImage.src = theURL;
			}
			
			break


		case 902:
			// just put up an overview map
			var theURL = "";
			theURL = getURL(theReply);
			//alert(theURL);
			if (theURL != "") {
				document.ovImage2.src = theURL; 
			}
			var tempLeft = fullLeft;
			var tempRight = fullRight;
			var tempTop = fullTop;
			var tempBottom = fullBottom;
			getOVXYs(theReply);
			fullLeft = tempLeft;
			fullRight = tempRight;
			fullTop = tempTop;
			fullBottom = tempBottom;
			
			break
		
		case 998:
			// receive serviceinfo for overview map to check decimal delimiter
			
			var tempLeft = limitLeft;
			var tempRight = limitRight;
			var tempTop = limitTop;
			var tempBottom = limitBottom;
			getOVXYs(theReply);
			limitLeft = tempLeft;
			limitRight = tempRight;
			limitTop = tempTop;
			limitBottom = tempBottom;
			var theString = '<ARCXML version="1.1">\n<REQUEST>\n<GET_SERVICE_INFO renderer="false" extensions="false" fields="false" />\n';
			theString = theString + '</REQUEST>\n</ARCXML>';
			sendToServer(imsURL,theString,3);
			
			
			break
		case 999:
			// get a blank map to get modified limit extents according image proportions
			var tempLeft = eLeft;
			var tempRight = eRight;
			var tempTop = eTop;
			var tempBottom = eBottom;
			getXYs(theReply);
			imageLimitLeft=eLeft;
			imageLimitRight=eRight;
			imageLimitTop=eTop
			imageLimitBottom=eBottom;
			eLeft = tempLeft;
			eRight = tempRight;
			eTop = tempTop;
			eBottom = tempBottom;
			if ((aimsQueryPresent) && (highlightedOne!="") && (queryZoom)) {
				setStartQuery();
			} else {
				sendMapXML();
			}
			
			break

		default:
			// send any responses to custom requests off to the custom handler
				// XMLMode >= 1000 are reserved for custom requests/responses
			if (XMLMode >= 1000) {
				useCustomFunction(theReply);	
			} else {
				alert(theReply + msgList[19]);
			}
			
		}
	//}
		
	
}

// write out a blank map. . . to get image extents from limit extents
function writeBlankMapXML() {
	var theString = '<ARCXML version="1.1">\n<REQUEST>\n<GET_IMAGE>\n<PROPERTIES>\n<ENVELOPE minx="' + forceComma(limitLeft) + '" miny="' + forceComma(limitBottom) + '" maxx="' + forceComma(limitRight) + '" maxy="' + forceComma(limitTop) + '" />\n';
	theString += '<IMAGESIZE height="' + iHeight + '" width="' + iWidth + '" />\n';
	var visString = "";
	// tell the server which layers are to be visible
	if (aimsLayersPresent) {
		theString += '<LAYERLIST >\n';
		for (var i=0;i<layerCount;i++) {
			theString += '<LAYERDEF name="' + LayerName[i] + '" visible="false" />\n';
			
		}
		theString += '</LAYERLIST>\n';
	}
	theString += '</PROPERTIES>\n';
	theString += '</GET_IMAGE>\n</REQUEST>\n</ARCXML>';
	//alert(theString);
	sendToServer(imsURL,theString,999);

}

// prepare the request in xml format for Main Map
function writeXML() {
	var theString = '<ARCXML version="1.1">\n<REQUEST>\n<GET_IMAGE>\n<PROPERTIES>\n<ENVELOPE minx="' + forceComma(eLeft) + '" miny="' + forceComma(eBottom) + '" maxx="' + forceComma(eRight) + '" maxy="' + forceComma(eTop) + '" />\n';
	theString += '<IMAGESIZE height="' + iHeight + '" width="' + iWidth + '" />\n';
	var visString = "";
	if (aimsLayersPresent) {
		// tell the server which layers are to be visible
		if (toggleVisible) {
			theString += '<LAYERLIST >\n';
			for (var i=0;i<layerCount;i++) {
				if (LayerVisible[i]==1) {
					theString += '<LAYERDEF id="' + LayerID[i] + '" visible="true" ';
					if (aimsClassRenderPresent) {
						theString += addSpecialRenderToMap(i);
					} else {
						theString += '/>\n';
					}
					
				}
				else {
					theString += '<LAYERDEF id="' + LayerID[i] + '" visible="false" />\n';
				}
				
			}
			theString += '</LAYERLIST>\n';
		}
	}
	
	// map background color
	if (mapTransparent) {
		theString += '<BACKGROUND color="255,255,254" transcolor="255,255,254" />\n';
	} else {
		if (mapBackColor!="") {
			theString += '<BACKGROUND color="' + mapBackColor + '" />\n\n';
		}
	}
	if (aimsLegendPresent) {
		// create a legend image
		if (legendVisible) theString += addLegendToMap();
	}
	
	theString += '</PROPERTIES>\n';
	
	// buffer
	if (aimsBufferPresent) {
		if (showBuffer) theString += addBufferToMap();
	}
	
	// select
	if (aimsSelectPresent) {
		theString += addSelectToMap();
	}	
	
	// any custom stuff to fit here
	if (aimsCustomPresent) theString += addCustomToMap1();
	
	
	if (aimsClickPresent){
		// clickpoints 
		if (clickCount>0) {
			// draw click points and lines between them on map
			var clickColor = selectColor;
			if (clickType==1) clickColor = clickMarkerColor;
			theString += '<LAYER type="acetate" name="allTheClicks">\n';
			if (clickCount>1) {
				theString += '<OBJECT units="database">\n<LINE coords="' + forceComma(clickPointX[0]) + coordsDelimiter + forceComma(clickPointY[0]);
				for (var i=1;i<clickCount;i++) {
					theString += pairsDelimiter  + forceComma(clickPointX[i]) + coordsDelimiter + forceComma(clickPointY[i]); 
				}
				theString += '" >\n';
				theString += '<SIMPLELINESYMBOL type="solid" color="' + clickMarkerColor;
				theString += '" width="3" />\n</LINE>\n</OBJECT>\n'; 
				
				theString += '<OBJECT units="database">\n<LINE coords="' + forceComma(clickPointX[0]) + coordsDelimiter + forceComma(clickPointY[0]);
				for (var i=1;i<clickCount;i++) {
					theString += pairsDelimiter  + forceComma(clickPointX[i]) + coordsDelimiter + forceComma(clickPointY[i]); 
				}
				theString += '" >\n';
				theString += '<SIMPLELINESYMBOL type="solid" color="255,255,255" width="1" />\n</LINE>\n</OBJECT>\n'; 
				
				// MeasureArea
				// Draw a dashed line showing the "snap shut" area feature.
				theString += '<OBJECT units="database">\n<LINE coords="' + forceComma(clickPointX[0]) + coordsDelimiter + forceComma(clickPointY[0]);
				var i = clickCount - 1;
				theString += pairsDelimiter  + forceComma(clickPointX[i]) + coordsDelimiter + forceComma(clickPointY[i]); 
				theString += '" >\n';
				theString += '<SIMPLELINESYMBOL type="dash" color="' + clickMarkerColor + '" width="2" />\n</LINE>\n</OBJECT>\n';
				// end MeasureArea 
	 		}
			for (var i=0;i<clickCount;i++) {
				theString += '<OBJECT units="acetate">\n<POINT coords="' + forceComma(clickPointX[i]) + coordsDelimiter + forceComma(clickPointY[i]) + '">\n';
				theString += '<SIMPLEMARKERSYMBOL  type="' + clickMarkerType + '"';
				theString += ' color="' + clickMarkerColor + '" width="' + clickMarkerSize + '" />\n</POINT>\n</OBJECT>\n';
			}