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/*extracted and modified from http://www.carto.net/neumann/cartography/vienna/ */
var openURL="/webqtl/WebQTL.py?FormID=showDatabase&database=Eye_M2_0906_R&incparentsf1=1&ProbeSetID=";
var chrLength=[0.0, 491.91598118601547, 946.15708685124116, 1345.2216933525635, 1732.198920660242, 2111.6212086643609, 2484.8595921440615, 2847.1359103053924, 3176.8399906396698, 3486.3641319132003, 3810.7615243606533, 4114.7890532612491, 4415.4830426184499, 4716.5544971256113, 5026.024224847908, 5284.3571135528055, 5529.6098871486292, 5767.1869053349601, 5993.6795668729492, 6146.7463916706538];
var statusObj;
var zoomVal;
var svgdoc;
var zoomValueObj;
var dispBoxObj;
var probesetObj;
var markerObj;
var xObj;
var yObj;
var svgRect;
var svgMainViewport;
var overviewViewport;
var allWidth = 8200;
var allHeight = 8200;
var xOriginCorner = 0;
var yOriginCorner = 0;
var evtX;
var evtY;
var dataPanelEvtX;
var dataPanelEvtX;
var rectUlXCorner;
var rectUlYCorner
var pluginPixWidth;
var pluginPixHeight;
var mainPixWidth;
var mainPixHeight;
var mainX;
var mainY;
var scaleFactor = 1;
var width;
var height;
var pressed = 0;
var msgObj;
function initMap(evt) {
//initializing values
zoomVal = 100; //initial zoomFactor
//svgdoc=evt.getTarget().getOwnerDocument();
svgdoc = evt.target.ownerDocument;
statusObj = svgdoc.getElementById("statusText");
statusObj = statusObj.firstChild;
zoomValueObj = svgdoc.getElementById("zoomValueObj");
zoomValueObj = zoomValueObj.firstChild;
xObj = svgdoc.getElementById("XLabel");
xObj = xObj.firstChild;
yObj = svgdoc.getElementById("YLabel");
yObj = yObj.firstChild;
dispBoxObj = svgdoc.getElementById("dispBox");
probesetObj = svgdoc.getElementById("_probeset");
probesetObj = probesetObj.firstChild;
markerObj = svgdoc.getElementById("_marker");
markerObj = markerObj.firstChild;
//dispBoxObj.parent.appendChild(dispBoxObj);
svgRect = svgdoc.getElementById("overviewRect");
allWidth = svgRect.getAttribute("width");
allHeight = svgRect.getAttribute("height");
svgMainViewport = svgdoc.getElementById("mainPlot");
mainPixWidth = svgMainViewport.getAttribute("width");
mainPixHeight = svgMainViewport.getAttribute("height");
mainX = svgMainViewport.getAttribute("x");
mainY = svgMainViewport.getAttribute("y");
//overviewObjects
overviewViewport = svgdoc.getElementById("overviewPlot");
pluginPixWidth = overviewViewport.getAttribute("width");
pluginPixHeight = overviewViewport.getAttribute("height");
//msgObj = svgdoc.getElementById("msgText")
//msgObj = msgObj.firstChild;
}
//simulating statusbar
function statusChange(text) {
//statusObj.setData(text);
statusObj.nodeValue=text;
}
//magnifier glass mouse-over effects
function magnify(evt,scaleFact,inOrOut) {
if (inOrOut == "in") {
if (zoomVal < 1000) {
statusChange("click to zoom in");
scaleObject(evt,scaleFact);
}
else {
statusChange("maximum zoom factor reached! cannot zoom in any more!");
}
}
if (inOrOut == "out") {
if (zoomVal >= 100) {
statusChange("click to zoom out");
scaleObject(evt,scaleFact);
}
else {
statusChange("minimum zoom factor reached! cannot zoom out any more!");
}
}
if (scaleFact == 1) {
statusChange("plot ready");
scaleObject(evt,scaleFact);
}
}
// Lei Yan
// 2009/03/26
//scale any object that has a transform-value
function scaleObject(evt,factor) {
//reference to the currently selected object
var element = evt.target;
//query old transform value (we need the translation value)
var curTransform = element.getAttribute("transform");
curTransform = new String(curTransform); //Wert in ein String umwandeln
//no fear from Regular expressions ... just copy it, I copied it either ...
var translateRegExp=/translate\(([-+]?\d+)(\s*[\s,]\s*)([-+]?\d+)\)\s*/;
//This part extracts the translation-value from the whole transform-string
if (curTransform.length != 0)
{
var result = curTransform.match(translateRegExp);
if (result == null || result.index == -1)
{
oldTranslateX = 0;
oldTranslateY = 0;
}
else
{
oldTranslateX = result[1];
oldTranslateY = result[3];
}
//concatenate the string again, add scale-factor
var newtransform = "translate(" + oldTranslateX + " " + oldTranslateY + ") " + "scale(" + factor + ")";
}
//set transform-factor
element.setAttribute('transform', newtransform);
}
function zoomIt(inOrOut) {
if (zoomVal>=300) step=100.0;
else step=50.0;
if (inOrOut == "in") {
if (zoomVal < 1000) {
statusChange("click to zoom in");
zoomVal = zoomVal + step;
zoomItReally();
}
else {
statusChange("maximum zoom factor reached! cannot zoom in any more!");
}
}
if (inOrOut == "out") {
if (zoomVal > 100) {
statusChange("click to zoom out");
zoomVal = zoomVal - step;
zoomItReally();
}
else {
statusChange("minimum zoom factor reached! cannot zoom out any more!");
}
}
}
function zoomItReally() {
statusChange("panning plot - please be patient ...");
//get values from draggable rectangle
xulcorner = parseFloat(svgRect.getAttribute("x"));
yulcorner = parseFloat(svgRect.getAttribute("y"));
width = parseFloat(svgRect.getAttribute("width"));
height = parseFloat(svgRect.getAttribute("height"));
//calcs
xcenter = xulcorner + width / 2;
ycenter = yulcorner + height / 2;
xnulcorner = xcenter - allWidth / 2 * (100/zoomVal);
ynulcorner = ycenter - allHeight / 2 * (100/zoomVal);
nWidth = allWidth * (100/zoomVal);
nHeight = allHeight * (100/zoomVal);
if (zoomVal == 100) {
xnulcorner = 0;
ynulcorner = 0;
}
//set values of draggable rectangle
svgRect.setAttribute("x",xnulcorner);
svgRect.setAttribute("y",ynulcorner);
svgRect.setAttribute("width",nWidth);
svgRect.setAttribute("height",nHeight);
//set viewport of main map
newViewport = xnulcorner + " " + ynulcorner + " " + nWidth + " " + nHeight;
svgMainViewport.setAttribute("viewBox",newViewport);/**/
//zoomValueObj.setData("ZOOM: " + zoomVal+"%");
zoomValueObj.nodeValue="ZOOM: " + zoomVal+"%";
statusChange("plot ready ...");
}
function beginPan(evt) {
pressed = 1;
width = parseFloat(svgRect.getAttribute("width"));
height = parseFloat(svgRect.getAttribute("height"));
evtX = parseFloat(evt.clientX) * scaleFactor;
evtY = parseFloat(evt.clientY) * scaleFactor;
rectUlXCorner = parseFloat(svgRect.getAttribute("x"));
rectUlYCorner = parseFloat(svgRect.getAttribute("y"));
}
function doPan(evt) {
if (pressed == 1) {
newEvtX = parseFloat(evt.clientX) * scaleFactor; //scaleFactor is because of resizable interface
newEvtY = parseFloat(evt.clientY) * scaleFactor;
toMoveX = rectUlXCorner + (newEvtX - evtX) * allWidth / pluginPixWidth;
toMoveY = rectUlYCorner + (newEvtY - evtY) * allHeight / pluginPixHeight;
//restrict to borders of overviewmap
if (toMoveX < xOriginCorner) {
svgRect.setAttribute("x",xOriginCorner);
}
else if ((toMoveX + width) > (xOriginCorner + allWidth)) {
svgRect.setAttribute("x",xOriginCorner + allWidth - width);
}
else {
svgRect.setAttribute("x",toMoveX);
}
if (toMoveY < yOriginCorner) {
svgRect.setAttribute("y",yOriginCorner);
}
else if ((toMoveY + height) > (yOriginCorner + allHeight)) {
svgRect.setAttribute("y",yOriginCorner + allHeight - height);
}
else {
svgRect.setAttribute("y",toMoveY);
}
evtX = newEvtX;
evtY = newEvtY;
rectUlXCorner = parseFloat(svgRect.getAttribute("x"));
rectUlYCorner = parseFloat(svgRect.getAttribute("y"));
}
}
function endPan() {
statusChange("panning plot - please be patient ...");
pressed = 0;
//set viewport of main plot
xulcorner = parseFloat(svgRect.getAttribute("x"));
yulcorner = parseFloat(svgRect.getAttribute("y"));
width = parseFloat(svgRect.getAttribute("width"));
height = parseFloat(svgRect.getAttribute("height"));
newViewport = xulcorner + " " + yulcorner + " " + width + " " + height;
svgMainViewport.setAttribute("viewBox",newViewport);
statusChange("plot ready ...");
}
function showChr(evt) {
xulcorner = parseFloat(svgRect.getAttribute("x"));
yulcorner = parseFloat(svgRect.getAttribute("y"));
width = parseFloat(svgRect.getAttribute("width"));
height = parseFloat(svgRect.getAttribute("height"));
myX = parseFloat(evt.clientX-mainX) * scaleFactor;
myY = parseFloat(evt.clientY-mainY) * scaleFactor;
myX = xulcorner + (myX*100/zoomVal -0.1*mainPixWidth)* allWidth/ mainPixWidth;
myY = allHeight*0.8-(yulcorner + (myY*100/zoomVal -0.1*mainPixWidth)* allHeight/ mainPixHeight);
for (i=0; i<chrLength.length; i++){
if (chrLength[i] > myX) break;
}
i = (i==chrLength.length)? "X":i;
//xObj.setData("Marker GMb (Chr "+ i+")");
xObj.nodeValue="Marker GMb (Chr "+ i+")";
for (i=0; i<chrLength.length; i++){
if (chrLength[i] > myY) break;
}
i = (i==chrLength.length)? "X":i;
//yObj.setData("Transcript GMb (Chr "+ i+")");
yObj.nodeValue="Transcript GMb (Chr "+ i+")";
}
function showNoChr(evt) {
//xObj.setData("Marker GMb");
xObj.nodeValue="Marker GMb.";
//yObj.setData("Transcript GMb");
yObj.nodeValue="Transcript GMb.";
}
function mvMsgBox(evt) {
var element = evt.target;
var myX = parseFloat(evt.clientX)+2;
var myY = parseFloat(evt.clientY)-2;
var newtransform = "translate(" + myX + " " + myY + ") " + "scale(0.8)";
dispBoxObj.setAttribute('transform', newtransform);
dispBoxObj.setAttribute('visibility', 'visible');
//probesetObj.setData("ProbeSet : " + element.getAttribute("ps"));
probesetObj.nodeValue="ProbeSet : " + element.getAttribute("ps");
//markerObj.setData("Marker : " + element.getAttribute("mk"));
markerObj.nodeValue="Marker : " + element.getAttribute("mk");
}
function hdMsgBox() {
dispBoxObj.setAttribute('visibility', 'hidden');
}
function openPage(evt) {
var element = evt.target;
var windowName = 'formTarget' + (new Date().getTime());
//var openWinString = "openNewWin('"+openURL+element.getAttribute("ps")+"')";
//var aURL = "http://www.genenetwork.org"+openURL+element.getAttribute("ps");
var aURL = openURL+element.getAttribute("ps");
var newWin = window.open(aURL);
newWin.focus();
return false;
//browserEval(openWinString);
}
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