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mapMaker.html
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<html>
<head>
<title>MapMaker</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- Bootstrap -->
<link href="css/bootstrap-responsive.css" rel="stylesheet">
<link href="css/bootstrap.min.css" rel="stylesheet" media="screen">
<link rel="stylesheet" href="//code.jquery.com/ui/1.11.3/themes/smoothness/jquery-ui.css">
<style>
#dialog-form {
background: white;
padding: 5px;
font-size: .5em;
}
.no-close .ui-dialog-titlebar-close {
display: none;
}
.ui-dialog-titlebar {
padding: 2px;
}
.ui-dialog-buttonpane {
height: 20px;
font-size: .5em;
}
.ui-dialog-title {
font-size: .5em;
font-weight: normal;
}
.ui-dialog .ui-dialog-titlebar {
padding: .04em .2em;
}
</style>
<script src="js/jquery-1.11.0.min.js"></script>
<script src="js/jquery.ba-outside-events.min.js"></script>
<script src="//code.jquery.com/ui/1.11.3/jquery-ui.js"></script>
<script src="js/bootstrap.min.js"></script>
<!-- Latest compiled and minified CSS -->
<!--<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.1.0/css/bootstrap.min.css"> -->
<!-- Optional theme -->
<!--<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.1.0/css/bootstrap-theme.min.css"> -->
<!-- Latest compiled and minified JavaScript -->
<!--<script src="//netdna.bootstrapcdn.com/bootstrap/3.1.0/js/bootstrap.min.js"></script>-->
<script type="text/javascript" src="js/raphael-min.js"></script>
<script language='javascript'>
/* behaviour:
if mouse is double-clicked in map: make a circle,
- when moouse moves from click, make a line
- with each click, drop a new circle, with line ending at that circle, and starting a new line
- unless a circle is already there. in which case, connect the line to the existing circle, and keep going
- stop this mode when mouse is double-clicked.
-- if double-clicked on a circle, end line on that circle
-- if double-clicked in empty space, destroy that last line.
- drag on circle to move it.
- click on circle to select
-- 'd' deletes selected circle, and all connected lines
- click on line to select it
-- 'd' deletes selected line
*/
$( document ).ready(function() {
var doubleclickTimeout = 300;
jQuery.fn.single_double_click = function(single_click_callback, double_click_callback, timeout) {
return this.each(function(){
var clicks = 0, self = this;
jQuery(this).click(function(event){
clicks++;
if (clicks == 1) {
setTimeout(function(){
if(clicks == 1) {
single_click_callback.call(self, event);
} else {
double_click_callback.call(self, event);
}
clicks = 0;
}, timeout || doubleclickTimeout);
}
});
});
}
var imageurl = "images/MuseumMapFullAug2014.jpg";
var srcWidth = 2750;
var srcHeight = 4125;
var imageScale = .3;
/* temp vars for a quick fix on graph data */
/* this should become a feature, and part of the UI */
/*
var graphscalex = .66;
var graphscaley = graphscalex;
var graphoffsetx = 135;
var graphoffsety = 550;
*/
var graphscalex = 1;
var graphscaley = graphscalex;
var graphoffsetx = 0;
var graphoffsety = 0;
var imageWidth = srcWidth * imageScale;
var imageHeight = srcHeight * imageScale;
var mouseoverColor = "lightgreen";
var selectedColor= "blue";
var untypedCircles = [];
var currentUntypedCircle = -1;
var identifyingUntypedCircles = false;
$("#identifyUntypedCircles").click(function(){
console.log("clicked");
if(untypedCircles.length == 0){
return false;
}
identifyingUntypedCircles = true;
currentUntypedCircle = 0;
console.log(untypedCircles[currentUntypedCircle]);
// $(untypedCircles[currentUntypedCircle]).trigger("click");
var e = new jQuery.Event("click");
e.pageX = untypedCircles[currentUntypedCircle].attrs.cx + $("#mapelem").offset().left;
e.pageY = untypedCircles[currentUntypedCircle].attrs.cy + $("#mapelem").offset().top;
$("#mapelem").trigger(e);
});
var paper;
$("#mapelem").height(imageHeight).width(imageWidth);
Raphael("mapelem", imageWidth, imageHeight, function(context){
paper = this;
setupPaperImage(imageurl);
loadGraphList();
});
var editfocus = false;
var papermapimage;
var mode = "circlecreating"; // linedrawing , circledragging, circlecreating
// $("#mode").text("circlecreating");
var currentCircle = false;
var selectedCircle = false;
var currentLine = false;
var selectedLine = false;
var dialog = $( "#dialog-form" ).dialog({
autoOpen: false,
height: "auto",
width: "250",
closeText: "close",
closeOnEscape : true,
draggable : true,
modal: true,
resizable: true,
dialogClass: "no-close",
});
$("#save").click(function(evt){
console.log("saving graph");
var filename = $("#graphFilename").val();
console.log(filename);
if (evt.stopPropagation) {
console.log("no propagate");
evt.stopPropagation();
}
//IE8 and Lower
else {
console.log("no propagate");
evt.cancelBubble = true;
}
var data = {image_height : imageHeight, imageWidth : imageWidth, nodes : {}, edges : {}};
paper.forEach(function(elem){
if(elem.type == "circle"){
var x = elem.attr("cx");
var y = elem.attr("cy");
var name = x + "_" + y;
var ndata = {x : x,
y: y,
nodetype : elem.data("nodetype"),
lightlevel : elem.data("lightlevel"),
noiselevel : elem.data("noiselevel"),
crowdlevel : elem.data("crowdlevel"),
galnum : elem.data("galnum"),
};
data.nodes[name] = ndata;
}else if(elem.type == "path"){
var sx = elem.data("startCircle").attr("cx");
var sy = elem.data("startCircle").attr("cy");
var ex = elem.data("endCircle").attr("cx");
var ey = elem.data("endCircle").attr("cy");
var sc_name = sx+"_"+sy;
var ec_name = ex+"_"+ey;
var name = sx+"_"+sy+":"+ex +"_"+ey;
var edata = {sx : sx ,
sy : sy ,
ex :ex ,
ey: ey,
startNode : sc_name ,
endNode : ec_name,
stairs : elem.data("stairs")
};
data.edges[name] = edata;
}
});
// save data to server
// var ajax_data = {graph: JSON.stringify(data), filename: filename};
var ajax_data = {graph: data, filename: filename};
$.ajax({
url : "?action=savegraph" ,
data : JSON.stringify(ajax_data),
type : "PUT",
// processData : false,
contentType : 'json',
success : function(rdata, status){
console.log("success");
console.log(rdata.filename);
$("#graphFilename").val(rdata.filename);
loadGraphList();
alert("graph saved!");
},
error : function(jqXHR, status, message){
console.log("error ");
console.log(status);
console.log(message);
alert("save error!" + message);
}
});
return false;
});
function loadGraphList(){
// load list of graphfiles:
$("#load").empty();
$.ajax({
url : "?action=getgraphlist" ,
contentType : 'application/json',
success : function(rdata, status){
console.log("success");
console.log(rdata);
$.each(rdata, function(index, filedata){
var string = filedata.file + " : " + filedata.stat.mtime;
$("<li><a href='#' data='"+filedata.file+"'>"+string+"</a></li>").appendTo("#load").click(function(){
console.log("selected" + $("a", this).attr("data"));
fetchGraphFile($("a", this).attr("data"));
});
});
},
error : function(jqXHR, status, message){
console.log("error ");
console.log(status);
console.log(message);
}
});
}
function fetchGraphFile(filename){
$.ajax({
url : "?action=loadgraph&dataFile="+filename ,
contentType : 'application/json',
success : function(rdata, status){
console.log("success");
console.log(rdata);
clearGraph();
setupPaperImage(imageurl);
loadGraph(rdata);
$("#graphFilename").val(filename);
},
error : function(jqXHR, status, message){
console.log("error ");
console.log(status);
console.log(message);
}
});
}
function mapElemClicked(evt){
console.log("map elem slicked");
if(mouseOverCircle){
circleClicked(evt, mouseOverCircle);
return;
}
if(identifyingUntypedCircles){
console.log("identifying");
circleClicked(evt, untypedCircles[currentUntypedCircle]);
}
if (evt.stopPropagation) {
evt.stopPropagation();
}
//IE8 and Lower
else {
evt.cancelBubble = true;
}
var x = (evt.offsetX || evt.clientX - $(evt.target).offset().left);
var y = (evt.offsetY || evt.clientY - $(evt.target).offset().top);
if(mode == "linedrawing"){
// create new circle, end line at new circle, start new line at circle
circle = createCircle(x,y);
endLine(circle);
startLine(circle);
}
}
function mapElemDblClicked(evt){
if(mouseOverCircle){
circleDblClicked(evt, mouseOverCircle);
return;
}
if (evt.stopPropagation) {
evt.stopPropagation();
}
//IE8 and Lower
else {
evt.cancelBubble = true;
}
var x = (evt.offsetX || evt.clientX - $(evt.target).offset().left);
var y = (evt.offsetY || evt.clientY - $(evt.target).offset().top);
if(mode == "circlecreating"){
// start drawing mode
//$("#mode").text("linedrawing");
unsetSelectedCircle();
var circle = createCircle(x,y);
startLine(circle);
mode = "linedrawing";
}else if(mode == "linedrawing"){
unsetSelectedCircle();
var circle = createCircle(x,y);
endLine(circle);
// end linedrawing mode, go back to circlecreating mode
mode = "circlecreating";
//$("#mode").text("circlecreating");
}
}
function setupPaperImage(imageurl){
papermapimage = paper.image(imageurl, 0,0, imageWidth, imageHeight);
papermapimage.dblclick(function(evt){
// switched to using corresponding events on #mapelem div
});
papermapimage.click(function (evt){
// switched to using corresponding events on #mapelem div
});
$("#mapelem").single_double_click(
function(evt){ mapElemClicked(evt);},
function(evt){ mapElemDblClicked(evt);}, doubleclickTimeout);
$(window).keypress(function (evt){
if(evt.charCode == 100 && selectedCircle && !editfocus){
// 'd' is pressed
// now, if someone is editing a form, this will have no effect.
destroyCircle(selectedCircle);
}
if(evt.charCode == 100 && selectedLine && !editfocus){ // 'd' is pressed
destroyLine(selectedLine);
}
});
papermapimage.mousemove(function (evt){
if(mode == "linedrawing"){
var x = (evt.offsetX || evt.clientX - $(evt.target).offset().left);
var y = (evt.offsetY || evt.clientY - $(evt.target).offset().top);
var sx = currentLine.attrs.path[0][1];
var sy = currentLine.attrs.path[0][2];
currentLine.attr("path", [["M",sx,sy],["L",x,y]]);
}
});
}
function clearGraph(){
// ikes, this doesn't seem to work yet...
paper.clear();
$("#mapelem").unbind();
/*
paper.forEach(function(elem){
console.log(elem);
if(elem.type == "circle" || elem.type == "path"){
elem.remove();
}
});
*/
}
function loadGraph(graph){
$.each(graph.nodes, function(index, node){
// ajusting for offest, scale.
node.x = (node.x * graphscalex) + graphoffsetx;
node.y = (node.y * graphscaley) + graphoffsety;
var circle = createCircle(node.x, node.y);
$.each(node, function(index, value){
// console.log(index + " : " + value);
circle.data(index, value);
});
if(!circle.data("nodetype") || circle.data("nodetype") == "" || (circle.data("nodetype") == "gallery" && !circle.data("galnum"))){
untypedCircles.push(circle);
$("#numUntypedCircles").text(untypedCircles.length);
}
// console.log(circle.data());
});
// still problems with lines...
$.each(graph.edges, function(index, edge){
edge.sx = (edge.sx * graphscalex) + graphoffsetx;
edge.ex = (edge.ex * graphscalex) + graphoffsetx;
edge.sy = (edge.sy * graphscaley) + graphoffsety;
edge.ey = (edge.ey * graphscaley) + graphoffsety;
var line = createLine(edge.sx, edge.sy, edge.ex, edge.ey);
var startCircle = paper.getById(edge.sx+"_"+edge.sy);
var endCircle = paper.getById(edge.ex+"_"+edge.ey);
line.id = startCircle.id + ":" + endCircle.id;
line.data("startCircle", startCircle);
line.data("endCircle", endCircle);
startCircle.data("lines").push(line);
endCircle.data("lines").push(line);
$.each(edge, function(index, value){
line.data(index, value);
});
});
}
function circleClicked(evt, circle){
if (evt.stopPropagation) {
evt.stopPropagation();
}
//IE8 and Lower
else {
evt.cancelBubble = true;
}
// click to select circle
if(mode == "linedrawing"){
if(currentCircle != circle){
unsetSelectedCircle();
endLine(circle);
currentCircle = circle;
startLine(circle);
}
}else if (mode == "circlecreating"){
// circle is selected
unsetSelectedCircle();
setSelectedCircle(circle, evt);
}
selectedCircle = circle;
}
function circleDblClicked(evt, circle){
//IE9 & Other Browsers
if (evt.stopPropagation) {
evt.stopPropagation();
}
//IE8 and Lower
else {
evt.cancelBubble = true;
}
// dblclick to start drawing mode.
if(mode == "linedrawing" && circle == currentCircle){
// end drawing mode, destroy current line
unsetSelectedCircle();
destroyLine(currentLine);
mode = "circlecreating";
//$("#mode").text("circlecreating");
}else if (mode == "linedrawing" ){
unsetSelectedCircle();
endLine(circle);
mode = "circlecreating";
//$("#mode").text("circlecreating");
}else{
unsetSelectedCircle();
mode = "linedrawing";
//$("#mode").text("linedrawing");
currentCircle = circle;
startLine(currentCircle);
}
}
var mouseOverCircle = false;
function createCircle(x, y){
// make a circle
var circle = paper.circle(x,y, 5);
circle.id = x +"_"+y;
currentCircle = circle;
circle.data("lines", []);
circle.attr("stroke","#f00");
circle.attr("stroke-opacity",".5");
circle.attr("stroke-width",1);
circle.attr("fill", "#5f5");
circle.attr("fill-opacity",".2");
circle.mouseover(function(evt){
mouseOverCircle = circle;
if(circle != selectedCircle){
this.attr("stroke",mouseoverColor);
this.attr("stroke-width",3);
this.attr("fill", mouseoverColor);
this.attr("fill-opacity",".4");
}
});
circle.mouseout(function(evt){
mouseOverCircle = false;
if (circle != selectedCircle){
this.attr("stroke","#f00");
this.attr("stroke-width",1);
this.attr("fill", "#5f5");
this.attr("fill-opacity",".2");
}
});
var cstartx;
var cstarty;
circle.drag(
function(dx,dy, x,y){
vx = cstartx + dx;
vy = cstarty + dy;
circle.attr("cx", vx);
circle.attr("cy", vy);
updateCirclePosition(this, vx, vy);
},
function(){
cstartx = circle.attr("cx");
cstarty = circle.attr("cy");
/*
$(".facetag").css("border","none");
$("#faces"+index).css("border","2px solid black");
$("#faces"+index).css("border-radius","5px");
*/
},
function (evt) {
}
);
return circle;
}
function updateCirclePosition(circle, newX, newY){
var deleteMe = false;
$.each(circle.data("lines"), function(index, line){
if(!line){
return true;
}
var sx= line.attrs.path[0][1];
var sy= line.attrs.path[0][2];
var ex= line.attrs.path[1][1];
var ey= line.attrs.path[1][2];
var pathString;
if(circle == line.data("startCircle")){
line.attr("path", [["M",newX,newY],["L",ex,ey]]);
}else {
line.attr("path", [["M",sx,sy],["L",newX,newY]]);
}
});
}
function createLine(sx, sy, ex, ey){
var pathString = "M"+sx+","+sy+"L"+ex+","+ey;
var line = paper.path(pathString);
line.attr("stroke","#222");
line.attr("stroke-width",2);
line.attr("stroke-opacity",.5);
line.click(function(evt){
if(mode == "circlecreating"){
setSelectedLine(this, evt);
}
});
line.mouseover(function(){
if(mode == "circlecreating"){
if(line != selectedLine){
this.attr("stroke-width", 5);
this.attr("stroke", mouseoverColor);
}
}
});
line.mouseout(function(){
if(mode == "circlecreating"){
if(line != selectedLine){
line.attr("stroke","#000");
line.attr("stroke-width",2);
}
}
});
return line;
}
function startLine(circle){
// start current line at current circle
var sx = circle.attrs.cx;
var sy = circle.attrs.cy;
var line = createLine(sx, sy, sx, sy);
line.data("startCircle", circle);
circle.data("lines").push(line);
currentLine = line;
}
function endLine(circle){
// end current line at current circle
if(currentLine.data("startCircle") != circle){
var ex = circle.attrs.cx ;
var ey = circle.attrs.cy ;
var sx = currentLine.attrs.path[0][1];
var sy = currentLine.attrs.path[0][2];
currentLine.attr("path", [["M",sx,sy],["L",ex,ey]]);
currentLine.data("endCircle", circle);
circle.data("lines").push(currentLine);
currentLine = false;
}
}
function setSelectedCircle(circle, evt){
unsetSelectedLine();
selectedCircle = circle;
selectedCircle.attr("stroke", "white");
selectedCircle.attr("stroke-width",.5);
selectedCircle.attr("fill", "green");
selectedCircle.attr("fill-opacity",".2");
dialog.dialog("close");
$("#dialog-form").empty();
$("#dialog-form").dialog("option", "position", {my: "left+5 top+5 ", at : "right bottom", of : evt });
$("#dialog-form").dialog("option", "title", "Point " + circle.id);
dialog.dialog("open");
$(dialog).bind('clickoutside',function(){
$(dialog).unbind('clickoutside');
$("#dialog-form").empty();
$(dialog).dialog('close');
});
var form = $("<form>").appendTo("#dialog-form");
var checkboxLabel = $("<span>Is Closed: </span>").appendTo(form);
var checkbox = $("<input type='checkbox' class='closed' name='closed' value='true' label='closed'>")
.appendTo(form)
.change(function(evt2){
circle.data("closed", $(this).is(":checked"));
})
.prop("checked", circle.data("closed"));
var nodeTypeLabel = $("<BR><span>Node Type:</span><BR>").appendTo(form);
var nodeTypeSelect = $("<select name='nodetype'>").appendTo(form);
nodeTypeSelect.append("<option value=''>Select Node Type...</option>")
nodeTypeSelect.append("<option value='gallery'>gallery (one per gallery)</option>")
.append("<option value='pass'>passageway (or others in same gallery)</option>")
.append("<option value='elevator'>elevator</option>")
.append("<option value='wc'>bathroom</option>")
.append("<option value='waterfountain'>water fountain</option>")
.append("<option value='store'>store</option>")
.append("<option value='cafe'>cafe</option>")
.bind('change', function(evt){
console.log($(this).val());
circle.data("nodetype", $(this). val());
}).val(circle.data("nodetype"));
$(nodeTypeSelect).focus();
var galleryNumLabel = $("<BR><span>Gallery Number (or unique name):</span>").appendTo(form);
var galleryNum = $("<input type='text' class='gallery' name='gallery' size='5'/><BR>")
.appendTo(form)
.bind('input',function(evt){
console.log($(this).val());
circle.data("galnum", $(this).val());
}).val(circle.data("galnum"));
var lightSelectLabel = $("<BR><span>Light Level:</span><br>").appendTo(form);
var lightSelect = $("<select name='lightlevel'>").appendTo(form);
lightSelect.append("<option value=''>Select Light Level...</option>")
lightSelect.append("<option value='low'>low</option>")
.append("<option value='medium'>medium</option>")
.append("<option value='high'>high</option>")
.bind('change', function(evt){
console.log($(this).val());
circle.data("lightlevel", $(this). val());
}).val(circle.data("lightlevel"));
var crowdSelectLabel = $("<BR><span>Crowd Level:</span><BR>").appendTo(form);
var crowdSelect = $("<select name='crowdlevel'><BR>").appendTo(form);
crowdSelect.append("<option value=''>Select Crowd Level...</option>")
crowdSelect.append("<option value='low'>low</option>")
.append("<option value='medium'>medium</option>")
.append("<option value='high'>high</option>")
.bind('change', function(evt){
console.log($(this).val());
circle.data("crowdlevel", $(this). val());
}).val(circle.data("crowdlevel"));
var noiseSelectLabel = $("<BR><span>Noise Level:</span><BR>").appendTo(form);
var noiseSelect = $("<select name='noiselevel'>").appendTo(form);
noiseSelect.append("<option value=''>Select Noise Level...</option>")
noiseSelect.append("<option value='low'>low</option>")
.append("<option value='medium'>medium</option>")
.append("<option value='high'>high</option>")
.bind('change', function(evt){
console.log($(this).val());
circle.data("noiselevel", $(this). val());
}).val(circle.data("noiselevel"));
$(":input" ,form).focus(function(){
editfocus = true;
});
$(":input" ,form).blur(function(){
editfocus = false;
});
var buttonsArray = [
{
text: "Delete",
icons: {
primary: "ui-icon-trash"
},
click: function() {
destroyCircle(circle);
$("#dialog-form").empty();
$( this ).dialog("close");
},
// Uncommenting the following line would hide the text,
// resulting in the label being used as a tooltip
showText: false
},
{
text: "OK",
icons : {
primary: "ui-icon-check"
},
click: function(){
$("#dialog-form").empty();
$( this ).dialog("close");
},
showText: false
}
];
if(identifyingUntypedCircles){
console.log("pusshing");
buttonsArray.push(
{
text: "Next Untyped",
click: function(){
$("#dialog-form").empty();
$( this ).dialog("close");
currentUntypedCircle++;
currentUntypedCircle = currentUntypedCircle % untypedCircles.length;
var e = new jQuery.Event("click");
e.pageX = untypedCircles[currentUntypedCircle].attrs.cx + $("#mapelem").offset().left;
e.pageY = untypedCircles[currentUntypedCircle].attrs.cy + $("#mapelem").offset().top;
$("#mapelem").trigger(e);
}
});
}
dialog.dialog( "option", "buttons", buttonsArray);
}
function unsetSelectedCircle(){
if(selectedCircle){
selectedCircle.attr("stroke","#f00");
selectedCircle.attr("stroke-width",1);
selectedCircle.attr("fill", "#5f5");
selectedCircle.attr("fill-opacity",".2");
selectedCircle = false;
}
}
function getLineLength(line){
if(!line.next || !line.prev){
return "";
}
console.log(line);
var length = Math.sqrt(Math.pow(Math.abs(line.next.attrs.cx - line.prev.attrs.cx), 2) + Math.pow(Math.abs(line.next.attrs.cy - line.prev.attrs.cy), 2));
// console.log(line.next.attrs.cx);
return length;
}
function setSelectedLine(line, evt){
unsetSelectedCircle();
unsetSelectedLine();
line.attr("stroke",selectedColor);
line.attr("stroke-width",3);
selectedLine = line;
// set selected line form
dialog.dialog("close");
$("#dialog-form").empty();
$("#dialog-form").dialog("option", "position", {my: "left - 5 top - 5", at : "left top", of : evt });
$("#dialog-form").dialog("option", "title", "Line " + line.id );
dialog.dialog("open");
var first = true;
$(dialog).bind('clickoutside',function(){
if(!first){
$(dialog).unbind('clickoutside');
$("#dialog-form").empty();
$(dialog).dialog('close');
}
first = false;
});
var form = $("<form>").appendTo("#dialog-form");
var checkboxLabel = $("<span>Stairs : </span>").appendTo(form);
var checkbox = $("<input type='checkbox' class='stairs' name='stairs' value='true' label='stairs'>")
.appendTo(form)
.change(function(evt2){
line.data("stairs", $(this).is(":checked"));
})
.prop("checked", line.data("stairs"));
var lengthLabel = $("<BR><span>Length: " + getLineLength(line) + "</span>");
var overrideLengthLabel = $("<BR><span>Override Length:</span>").appendTo(form);
var overrideLength = $("<input type='text' class='overrideLength' name='overrideLength' size='5'/><BR>")
.appendTo(form)
.bind('input',function(evt){
console.log($(this).val());
line.data("overrideLength", $(this).val());
}).val(line.data("overrideLength") );
var buttonsArray =
[
{
text: "Delete",
icons: {
primary: "ui-icon-trash"
},
click: function() {
destroyLine(line);
$("#dialog-form").empty();
$( this ).dialog("close");
},
// Uncommenting the following line would hide the text,
// resulting in the label being used as a tooltip
showText: false
},
{
text: "OK",
icons : {
primary: "ui-icon-check"
},
click: function(){
$("#dialog-form").empty();
$( this ).dialog("close");
},
showText: false
}
];
dialog.dialog( "option", "buttons", buttonsArray);
}
function unsetSelectedLine(){
if(selectedLine){
selectedLine.attr("stroke","#000");
selectedLine.attr("stroke-width",3);
selectedLine = false;
}
}
function destroyCircle(circle){
$.each(circle.data("lines"), function(index, line){
destroyLine(line);
});
if(circle == selectedCircle){
unsetSelectedCircle();
}
circle.remove();
}
function destroyLine(line){
if(!line){
return;
}
// need to remove the line from all circles as well.
removeLineFromCircles(line);
if(line == selectedLine){
unsetSelectedLine();
}
line.remove();
}
function removeLineFromCircles(line){
if(!line){