aimsidentify.js

采用arcims结合asp开发的一个webgis系统,针对地下水,实现了曲线时时绘制的功能.

	}
}


/**************************************************************
*	functions and variables for Identify All
*	drill down through visible layers
**************************************************************/

var replyArray = new Array();
var fID = 0;
var fIndex = 0;
var idEast;
var idWest;
var idSouth;
var idNorth;


// identify feature
function identifyAll(e) {
	fID = 0;
	highlightedOne="";
	var theX = mouseX;
	var theY = mouseY;
	getMapXY(theX,theY);
	searchTolerance = (xDistance/iWidth) * pixelTolerance;
	var tempWest = mapX - searchTolerance;
	var tempNorth = mapY + searchTolerance;
	var tempEast = mapX + searchTolerance;
	var tempSouth = mapY - searchTolerance;
	idSouth = tempSouth;
	idNorth = tempNorth;
	idWest = tempWest;
	idEast = tempEast;
	replyArray.length=0;
	var j =-1;
	for (var i=(LayerID.length-1);i>=0;i--) {
		replyArray[i]="";
		if ((mapScaleFactor>=LayerMinScale[i]) && (mapScaleFactor<=LayerMaxScale[i]) && (LayerVisible[i]) && (LayerIsFeature[i])) j = i;

	}
	if (j>-1) {
		fID=j;
		var theString = writeGetFeaturesDrill(tempWest,tempSouth,tempEast,tempNorth,fID);
		//if (useTextFrame) parent.TextFrame.document.location = "text.htm";
		//alert(theString);
		showRetrieveData();
		sendToServer(imsQueryURL,theString,10);
	} else {
		alert(msgList[111]);
	}
}


function doIdentifyAll(theReply) {
    //drill tool loop sequence
	//alert(theReply);
   replyArray[fID] = theReply;
   fID++;
   if (fID < (LayerID.length)) {
   		if ((mapScaleFactor>=LayerMinScale[fID]) && (mapScaleFactor<=LayerMaxScale[fID]) && (LayerVisible[fID]) && (LayerIsFeature[fID])) {
      		theString = writeGetFeaturesDrill(idWest,idSouth,idEast,idNorth,fID);
			//alert(theString);
	  		sendToServer(imsQueryURL,theString,10);
	   	} else {
			doIdentifyAll("");
		}
   }
   
   if (fID == (LayerID.length)) {
	//createDrillPage = false;
	//replyArray.reverse();
	displayAttributeDataforDrill(replyArray);
	fID = 0;
	//var ActiveLayerIndex = 4;
   }
 }  //end doDrill()


 // write XML to identify features for drill ID
function writeGetFeaturesDrill(west1,south1,east1,north1,thefID) {
	if (swapSelectFields) {
		selectFields=selFieldList[thefID];
	}
	var useString = writeIdentifyXML(LayerID[thefID],LayerType[thefID],selectFields,west1,south1,east1,north1,maxFeaturesReturned,useLimitExtent);
	hightlightedOne="";
	return useString;
}

// parse XML response for selected features
function displayAttributeDataforDrill(theReplyArray) {
	showRetrieveData();
	var url = appDir + "displayAttributeDataAll.htm";
	if (useTextFrame) {
		parent.TextFrame.document.location = url;
	} else {
		var Win1 = open(url,"DataWindow","width=575,height=250,scrollbars=yes,resizable=yes");
	}

}


// checks if any layer has hyperlink at location and links to first one matching
function hyperLinkAny(e) {
	if (hyperLinkLayers.length>0) {
		var j = -1;
		fIndex = 0;
		for (var i=layerCount-1;i>-1;i--) {
			
			if ((mapScaleFactor>=LayerMinScale[i]) && (mapScaleFactor<=LayerMaxScale[i]) && (LayerVisible[i]==1)) {
				fIindex = -1;
				for (var k = hyperLinkLayers.length-1;k>-1;k--) {
					if (hyperLinkLayers[k]==LayerName[i]) {
						fIndex = k;
						j = i;
					}
				}
			}

		}
		if (j>-1) {
			fID = j;
			highlightedOne="";
			var theX = mouseX;
			var theY = mouseY;
			getMapXY(theX,theY);
			searchTolerance = (xDistance/iWidth) * pixelTolerance;
			var west1 = mapX - searchTolerance;
			var north1 = mapY + searchTolerance;
			var east1 = mapX + searchTolerance;
			var south1 = mapY - searchTolerance;
			idSouth = south1;
			idNorth = north1;
			idWest = west1;
			idEast = east1;
			var tempSwap = swapSelectFields;
			swapSelectFields=false;
			var tempSelect = selectFields;
			selectFields = LayerIDField[fID] + " " + LayerShapeField[fID] + " " + hyperLinkFields[fIndex];
			var theString = writeIdentifyXML(LayerID[fID],LayerType[fID],selectFields,west1,south1,east1,north1,maxFeaturesReturned,useLimitExtent);

			selectFields = tempSelect;
			swapSelectFields=tempSwap;
			showRetrieveData();
			//if (useTextFrame) parent.TextFrame.document.location = "text.htm";
			sendToServer(imsQueryURL,theString,16);
			
		} else {
			alert(msgList[114]);
		}
	} else {
		alert(msgList[115]);
	}
}

function parseHyperLinkAny(theReply) {
	//alert(theReply);
	var fList="";
	var lpos1 = 1;
	var lpos2 = 1;
	var pos = 0;
	var startpos = 0;
	var endpos = 0;
	var fString = theReply.substring(startpos,endpos);
	var featureCount = justGetFeatureCount(theReply);
	var linkString = "width=" + hyperlinkWindowWidth + ",height=" + hyperlinkWindowHeight + ",scrollbars=yes,resizable=yes"
	var selectedData="";
	var fCount = featureCount;
	//alert("displayAttributeData()[featurecount=" + featureCount + "]");
	selectCount = 0;
	var tempString="";
	if (featureCount > 0) {
		var searchStr = hyperLinkFields[fIndex] + "=";
		
		newSelectCount += 1;

		endpos = 1;
		pos = theReply.indexOf(searchStr,1);
		startpos = pos + searchStr.length + 1;
		endpos =theReply.indexOf(dQuote,startpos);
		inData = theReply.substring(startpos,endpos);
		var theLinkURL = hyperLinkPrefix[fIndex] + inData + hyperLinkSuffix[fIndex];
		if (parent.TextFrame!=null) {
			parent.TextFrame.document.open();
			parent.TextFrame.document.writeln('<html><meta http-equiv="Content-Type" content="text/html; charset=' + charSet + '"><head>');
			parent.TextFrame.document.writeln('	<title>' + titleList[9] + 's</title>');
			parent.TextFrame.document.writeln('</head>');
			parent.TextFrame.document.writeln('<body BGCOLOR="White" TEXT="Black" LEFTMARGIN=0 TOPMARGIN=0>');
			parent.TextFrame.document.writeln('<FONT FACE="Arial"><B>' + LayerName[fID] +'</B></font><FONT FACE="Arial" size="-2">');
			parent.TextFrame.document.writeln('<br>' + msgList[67] + theLinkURL );
			parent.TextFrame.document.writeln('</FONT>');
			parent.TextFrame.document.writeln('</body></html>');
			parent.TextFrame.document.close();
		}
		var Win1=open(theLinkURL,"",linkString);
	} else if (fID<layerCount) {
			fID++;
			var j = -1;
			if ((mapScaleFactor>=LayerMinScale[fID]) && (mapScaleFactor<=LayerMaxScale[fID]) && (LayerVisible[fID]==1)) {
				fIindex = -1;
				for (var k = hyperLinkLayers.length-1;k>-1;k--) {
					if (hyperLinkLayers[k]==LayerName[fID]) {
						fIndex = k;
						j = fID;
					}
				}
			}
			if (j>-1) {
				var tempSwap = swapSelectFields;
				swapSelectFields=false;
				var tempSelect = selectFields;
				selectFields = LayerIDField[fID] + " " + LayerShapeField[fID] + " " + hyperLinkFields[fIndex];
				var theString = writeIdentifyXML(LayerID[fID],LayerType[fID],selectFields,idWest,idSouth,idEast,idNorth,maxFeaturesReturned,useLimitExtent);
	
				selectFields = tempSelect;
				swapSelectFields=tempSwap;
				showRetrieveData();
				//if (useTextFrame) parent.TextFrame.document.location = "text.htm";
				sendToServer(imsQueryURL,theString,16);
			} else {
				parseHyperLinkAny("");
			}
	

	} else {
	
		//alert(tempString);
		if (parent.TextFrame!=null) {
			parent.TextFrame.document.open();
			parent.TextFrame.document.writeln('<html><meta http-equiv="Content-Type" content="text/html; charset=' + charSet + '"><head>');
			parent.TextFrame.document.writeln('	<title>' + titleList[9] + '</title>');
			parent.TextFrame.document.writeln('</head>');
			parent.TextFrame.document.writeln('<body BGCOLOR="White" TEXT="Black" LEFTMARGIN=0 TOPMARGIN=0>');
			parent.TextFrame.document.writeln('<FONT FACE="Arial" size="-1">');
			//parent.TextFrame.document.writeln('<B>' + LayerName[ActiveLayerIndex] +'</B></font><FONT FACE="Arial" size="-2">');
			parent.TextFrame.document.writeln('<br>' + msgList[116]);
			/*
			if (debugOn>0) {
				parent.TextFrame.document.writeln('<p>' + msgList[65] + '<br>');
				parent.TextFrame.document.writeln(untag(theReply));
			}
			*/
			parent.TextFrame.document.writeln('</FONT>');
			parent.TextFrame.document.writeln('</body></html>');
			parent.TextFrame.document.close();
		} else {
			var msg = msgList[69];
			if (debugOn>0) {
				msg = msg + msgList[9] + theReply;
			}
			alert(msg);
		}
	}
	hideRetrieveData();
}