/**
 * jqPlot
 * Pure JavaScript plotting plugin using jQuery
 *
 * Version: 1.0.0b2_r1012
 *
 * Copyright (c) 2009-2011 Chris Leonello
 * jqPlot is currently available for use in all personal or commercial projects 
 * under both the MIT (http://www.opensource.org/licenses/mit-license.php) and GPL 
 * version 2.0 (http://www.gnu.org/licenses/gpl-2.0.html) licenses. This means that you can 
 * choose the license that best suits your project and use it accordingly. 
 *
 * Although not required, the author would appreciate an email letting him 
 * know of any substantial use of jqPlot.  You can reach the author at: 
 * chris at jqplot dot com or see http://www.jqplot.com/info.php .
 *
 * If you are feeling kind and generous, consider supporting the project by
 * making a donation at: http://www.jqplot.com/donate.php .
 *
 * sprintf functions contained in jqplot.sprintf.js by Ash Searle:
 *
 *     version 2007.04.27
 *     author Ash Searle
 *     http://hexmen.com/blog/2007/03/printf-sprintf/
 *     http://hexmen.com/js/sprintf.js
 *     The author (Ash Searle) has placed this code in the public domain:
 *     "This code is unrestricted: you are free to use it however you like."
 *
 * included jsDate library by Chris Leonello:
 *
 * Copyright (c) 2010-2011 Chris Leonello
 *
 * jsDate is currently available for use in all personal or commercial projects 
 * under both the MIT and GPL version 2.0 licenses. This means that you can 
 * choose the license that best suits your project and use it accordingly.
 *
 * jsDate borrows many concepts and ideas from the Date Instance 
 * Methods by Ken Snyder along with some parts of Ken's actual code.
 * 
 * Ken's origianl Date Instance Methods and copyright notice:
 * 
 * Ken Snyder (ken d snyder at gmail dot com)
 * 2008-09-10
 * version 2.0.2 (http://kendsnyder.com/sandbox/date/)     
 * Creative Commons Attribution License 3.0 (http://creativecommons.org/licenses/by/3.0/)
 *
 * jqplotToImage function based on Larry Siden's export-jqplot-to-png.js.
 * Larry has generously given permission to adapt his code for inclusion
 * into jqPlot.
 *
 * Larry's original code can be found here:
 *
 * https://github.com/lsiden/export-jqplot-to-png
 * 
 * 
 */

(function(j){j.jqplot.Cursor=function(q){this.style="crosshair";this.previousCursor="auto";this.show=j.jqplot.config.enablePlugins;this.showTooltip=true;this.followMouse=false;this.tooltipLocation="se";this.tooltipOffset=6;this.showTooltipGridPosition=false;this.showTooltipUnitPosition=true;this.showTooltipDataPosition=false;this.tooltipFormatString="%.4P, %.4P";this.useAxesFormatters=true;this.tooltipAxisGroups=[];this.zoom=false;this.zoomProxy=false;this.zoomTarget=false;this.looseZoom=true;this.clickReset=false;this.dblClickReset=true;this.showVerticalLine=false;this.showHorizontalLine=false;this.constrainZoomTo="none";this.shapeRenderer=new j.jqplot.ShapeRenderer();this._zoom={start:[],end:[],started:false,zooming:false,isZoomed:false,axes:{start:{},end:{}},gridpos:{},datapos:{}};this._tooltipElem;this.zoomCanvas;this.cursorCanvas;this.intersectionThreshold=2;this.showCursorLegend=false;this.cursorLegendFormatString=j.jqplot.Cursor.cursorLegendFormatString;this._oldHandlers={onselectstart:null,ondrag:null,onmousedown:null};this.constrainOutsideZoom=true;this.showTooltipOutsideZoom=false;this.onGrid=false;j.extend(true,this,q)};j.jqplot.Cursor.cursorLegendFormatString="%s x:%s, y:%s";j.jqplot.Cursor.init=function(t,s,r){var q=r||{};this.plugins.cursor=new j.jqplot.Cursor(q.cursor);var u=this.plugins.cursor;if(u.show){j.jqplot.eventListenerHooks.push(["jqplotMouseEnter",b]);j.jqplot.eventListenerHooks.push(["jqplotMouseLeave",f]);j.jqplot.eventListenerHooks.push(["jqplotMouseMove",i]);if(u.showCursorLegend){r.legend=r.legend||{};r.legend.renderer=j.jqplot.CursorLegendRenderer;r.legend.formatString=this.plugins.cursor.cursorLegendFormatString;r.legend.show=true}if(u.zoom){j.jqplot.eventListenerHooks.push(["jqplotMouseDown",a]);if(u.clickReset){j.jqplot.eventListenerHooks.push(["jqplotClick",k])}if(u.dblClickReset){j.jqplot.eventListenerHooks.push(["jqplotDblClick",c])}}this.resetZoom=function(){var x=this.axes;if(!u.zoomProxy){for(var w in x){x[w].reset();x[w]._ticks=[];if(u._zoom.axes[w]!==undefined){x[w]._autoFormatString=u._zoom.axes[w].tickFormatString}}this.redraw()}else{var v=this.plugins.cursor.zoomCanvas._ctx;v.clearRect(0,0,v.canvas.width,v.canvas.height);v=null}this.plugins.cursor._zoom.isZoomed=false;this.target.trigger("jqplotResetZoom",[this,this.plugins.cursor])};if(u.showTooltipDataPosition){u.showTooltipUnitPosition=false;u.showTooltipGridPosition=false;if(q.cursor.tooltipFormatString==undefined){u.tooltipFormatString=j.jqplot.Cursor.cursorLegendFormatString}}}};j.jqplot.Cursor.postDraw=function(){var x=this.plugins.cursor;if(x.zoomCanvas){x.zoomCanvas.resetCanvas();x.zoomCanvas=null}if(x.cursorCanvas){x.cursorCanvas.resetCanvas();x.cursorCanvas=null}if(x._tooltipElem){x._tooltipElem.emptyForce();x._tooltipElem=null}if(x.zoom){x.zoomCanvas=new j.jqplot.GenericCanvas();this.eventCanvas._elem.before(x.zoomCanvas.createElement(this._gridPadding,"jqplot-zoom-canvas",this._plotDimensions,this));x.zoomCanvas.setContext()}var v=document.createElement("div");x._tooltipElem=j(v);v=null;x._tooltipElem.addClass("jqplot-cursor-tooltip");x._tooltipElem.css({position:"absolute",display:"none"});if(x.zoomCanvas){x.zoomCanvas._elem.before(x._tooltipElem)}else{this.eventCanvas._elem.before(x._tooltipElem)}if(x.showVerticalLine||x.showHorizontalLine){x.cursorCanvas=new j.jqplot.GenericCanvas();this.eventCanvas._elem.before(x.cursorCanvas.createElement(this._gridPadding,"jqplot-cursor-canvas",this._plotDimensions,this));x.cursorCanvas.setContext()}if(x.showTooltipUnitPosition){if(x.tooltipAxisGroups.length===0){var t=this.series;var u;var q=[];for(var r=0;r<t.length;r++){u=t[r];var w=u.xaxis+","+u.yaxis;if(j.inArray(w,q)==-1){q.push(w)}}for(var r=0;r<q.length;r++){x.tooltipAxisGroups.push(q[r].split(","))}}}};j.jqplot.Cursor.zoomProxy=function(v,r){var q=v.plugins.cursor;var u=r.plugins.cursor;q.zoomTarget=true;q.zoom=true;q.style="auto";q.dblClickReset=false;u.zoom=true;u.zoomProxy=true;r.target.bind("jqplotZoom",t);r.target.bind("jqplotResetZoom",s);function t(x,w,z,y,A){q.doZoom(w,z,v,A)}function s(w,x,y){v.resetZoom()}};j.jqplot.Cursor.prototype.resetZoom=function(u,v){var t=u.axes;var s=v._zoom.axes;if(!u.plugins.cursor.zoomProxy&&v._zoom.isZoomed){for(var r in t){t[r].reset();t[r]._ticks=[];t[r]._autoFormatString=s[r].tickFormatString}u.redraw();v._zoom.isZoomed=false}else{var q=v.zoomCanvas._ctx;q.clearRect(0,0,q.canvas.width,q.canvas.height);q=null}u.target.trigger("jqplotResetZoom",[u,v])};j.jqplot.Cursor.resetZoom=function(q){q.resetZoom()};j.jqplot.Cursor.prototype.doZoom=function(G,t,C,u){var I=u;var F=C.axes;var r=I._zoom.axes;var w=r.start;var s=r.end;var B,E,z,D,v,x,q,H,J;var A=C.plugins.cursor.zoomCanvas._ctx;if((I.constrainZoomTo=="none"&&Math.abs(G.x-I._zoom.start[0])>6&&Math.abs(G.y-I._zoom.start[1])>6)||(I.constrainZoomTo=="x"&&Math.abs(G.x-I._zoom.start[0])>6)||(I.constrainZoomTo=="y"&&Math.abs(G.y-I._zoom.start[1])>6)){if(!C.plugins.cursor.zoomProxy){for(var y in t){if(I._zoom.axes[y]==undefined){I._zoom.axes[y]={};I._zoom.axes[y].numberTicks=F[y].numberTicks;I._zoom.axes[y].tickInterval=F[y].tickInterval;I._zoom.axes[y].daTickInterval=F[y].daTickInterval;I._zoom.axes[y].min=F[y].min;I._zoom.axes[y].max=F[y].max;I._zoom.axes[y].tickFormatString=(F[y].tickOptions!=null)?F[y].tickOptions.formatString:""}if((I.constrainZoomTo=="none")||(I.constrainZoomTo=="x"&&y.charAt(0)=="x")||(I.constrainZoomTo=="y"&&y.charAt(0)=="y")){z=t[y];if(z!=null){if(z>w[y]){v=w[y];x=z}else{D=w[y]-z;v=z;x=w[y]}q=F[y];H=null;if(q.alignTicks){if(q.name==="x2axis"&&C.axes.xaxis.show){H=C.axes.xaxis.numberTicks}else{if(q.name.charAt(0)==="y"&&q.name!=="yaxis"&&q.name!=="yMidAxis"&&C.axes.yaxis.show){H=C.axes.yaxis.numberTicks}}}if(this.looseZoom&&(F[y].renderer.constructor===j.jqplot.LinearAxisRenderer||F[y].renderer.constructor===j.jqplot.LogAxisRenderer)){J=j.jqplot.LinearTickGenerator(v,x,q._scalefact,H);if(F[y].tickInset&&J[0]<F[y].min+F[y].tickInset*F[y].tickInterval){J[0]+=J[4];J[2]-=1}if(F[y].tickInset&&J[1]>F[y].max-F[y].tickInset*F[y].tickInterval){J[1]-=J[4];J[2]-=1}if(F[y].renderer.constructor===j.jqplot.LogAxisRenderer&&J[0]<F[y].min){J[0]+=J[4];J[2]-=1}F[y].min=J[0];F[y].max=J[1];F[y]._autoFormatString=J[3];F[y].numberTicks=J[2];F[y].tickInterval=J[4];F[y].daTickInterval=[J[4]/1000,"seconds"]}else{F[y].min=v;F[y].max=x;F[y].tickInterval=null;F[y].numberTicks=null;F[y].daTickInterval=null}F[y]._ticks=[]}}}A.clearRect(0,0,A.canvas.width,A.canvas.height);C.redraw();I._zoom.isZoomed=true;A=null}C.target.trigger("jqplotZoom",[G,t,C,u])}};j.jqplot.preInitHooks.push(j.jqplot.Cursor.init);j.jqplot.postDrawHooks.push(j.jqplot.Cursor.postDraw);function e(E,r,B){var G=B.plugins.cursor;var w="";var K=false;if(G.showTooltipGridPosition){w=E.x+", "+E.y;K=true}if(G.showTooltipUnitPosition){var D;for(var C=0;C<G.tooltipAxisGroups.length;C++){D=G.tooltipAxisGroups[C];if(K){w+="<br />"}if(G.useAxesFormatters){var A=B.axes[D[0]]._ticks[0].formatter;var q=B.axes[D[1]]._ticks[0].formatter;var H=B.axes[D[0]]._ticks[0].formatString;var v=B.axes[D[1]]._ticks[0].formatString;w+=A(H,r[D[0]])+", "+q(v,r[D[1]])}else{w+=j.jqplot.sprintf(G.tooltipFormatString,r[D[0]],r[D[1]])}K=true}}if(G.showTooltipDataPosition){var u=B.series;var J=d(B,E.x,E.y);var K=false;for(var C=0;C<u.length;C++){if(u[C].show){var y=u[C].index;var t=u[C].label.toString();var F=j.inArray(y,J.indices);var z=undefined;var x=undefined;if(F!=-1){var I=J.data[F].data;if(G.useAxesFormatters){var A=u[C]._xaxis._ticks[0].formatter;var q=u[C]._yaxis._ticks[0].formatter;var H=u[C]._xaxis._ticks[0].formatString;var 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u=r.y+t._gridPadding.top-v.tooltipOffset-s.outerHeight(true);break;case"ne":var q=r.x+t._gridPadding.left+v.tooltipOffset;var u=r.y+t._gridPadding.top-v.tooltipOffset-s.outerHeight(true);break;case"e":var q=r.x+t._gridPadding.left+v.tooltipOffset;var u=r.y+t._gridPadding.top-s.outerHeight(true)/2;break;case"se":var q=r.x+t._gridPadding.left+v.tooltipOffset;var u=r.y+t._gridPadding.top+v.tooltipOffset;break;case"s":var q=r.x+t._gridPadding.left-s.outerWidth(true)/2;var u=r.y+t._gridPadding.top+v.tooltipOffset;break;case"sw":var q=r.x+t._gridPadding.left-s.outerWidth(true)-v.tooltipOffset;var u=r.y+t._gridPadding.top+v.tooltipOffset;break;case"w":var q=r.x+t._gridPadding.left-s.outerWidth(true)-v.tooltipOffset;var u=r.y+t._gridPadding.top-s.outerHeight(true)/2;break;default:var q=r.x+t._gridPadding.left+v.tooltipOffset;var u=r.y+t._gridPadding.top+v.tooltipOffset;break}s.css("left",q);s.css("top",u);s=null}function m(u){var s=u._gridPadding;var v=u.plugins.cursor;var t=v._tooltipElem;switch(v.tooltipLocation){case"nw":var r=s.left+v.tooltipOffset;var q=s.top+v.tooltipOffset;t.css("left",r);t.css("top",q);break;case"n":var r=(s.left+(u._plotDimensions.width-s.right))/2-t.outerWidth(true)/2;var q=s.top+v.tooltipOffset;t.css("left",r);t.css("top",q);break;case"ne":var r=s.right+v.tooltipOffset;var q=s.top+v.tooltipOffset;t.css({right:r,top:q});break;case"e":var r=s.right+v.tooltipOffset;var q=(s.top+(u._plotDimensions.height-s.bottom))/2-t.outerHeight(true)/2;t.css({right:r,top:q});break;case"se":var r=s.right+v.tooltipOffset;var q=s.bottom+v.tooltipOffset;t.css({right:r,bottom:q});break;case"s":var r=(s.left+(u._plotDimensions.width-s.right))/2-t.outerWidth(true)/2;var q=s.bottom+v.tooltipOffset;t.css({left:r,bottom:q});break;case"sw":var r=s.left+v.tooltipOffset;var q=s.bottom+v.tooltipOffset;t.css({left:r,bottom:q});break;case"w":var r=s.left+v.tooltipOffset;var q=(s.top+(u._plotDimensions.height-s.bottom))/2-t.outerHeight(true)/2;t.css({left:r,top:q});break;default:var r=s.right-v.tooltipOffset;var q=s.bottom+v.tooltipOffset;t.css({right:r,bottom:q});break}t=null}function k(r,q,v,u,t){r.preventDefault();r.stopImmediatePropagation();var w=t.plugins.cursor;if(w.clickReset){w.resetZoom(t,w)}var s=window.getSelection;if(document.selection&&document.selection.empty){document.selection.empty()}else{if(s&&!s().isCollapsed){s().collapse()}}return false}function c(r,q,v,u,t){r.preventDefault();r.stopImmediatePropagation();var w=t.plugins.cursor;if(w.dblClickReset){w.resetZoom(t,w)}var s=window.getSelection;if(document.selection&&document.selection.empty){document.selection.empty()}else{if(s&&!s().isCollapsed){s().collapse()}}return false}function f(w,t,q,z,u){var v=u.plugins.cursor;v.onGrid=false;if(v.show){j(w.target).css("cursor",v.previousCursor);if(v.showTooltip&&!(v._zoom.zooming&&v.showTooltipOutsideZoom&&!v.constrainOutsideZoom)){v._tooltipElem.hide()}if(v.zoom){v._zoom.gridpos=t;v._zoom.datapos=q}if(v.showVerticalLine||v.showHorizontalLine){var B=v.cursorCanvas._ctx;B.clearRect(0,0,B.canvas.width,B.canvas.height);B=null}if(v.showCursorLegend){var A=j(u.targetId+" td.jqplot-cursor-legend-label");for(var s=0;s<A.length;s++){var y=j(A[s]).data("seriesIndex");var r=u.series[y];var x=r.label.toString();if(u.legend.escapeHtml){j(A[s]).text(j.jqplot.sprintf(v.cursorLegendFormatString,x,undefined,undefined))}else{j(A[s]).html(j.jqplot.sprintf(v.cursorLegendFormatString,x,undefined,undefined))}}}}}function b(r,q,u,t,s){var v=s.plugins.cursor;v.onGrid=true;if(v.show){v.previousCursor=r.target.style.cursor;r.target.style.cursor=v.style;if(v.showTooltip){e(q,u,s);if(v.followMouse){n(q,s)}else{m(s)}v._tooltipElem.show()}if(v.showVerticalLine||v.showHorizontalLine){g(q,s)}}}function i(r,q,u,t,s){var v=s.plugins.cursor;if(v.show){if(v.showTooltip){e(q,u,s);if(v.followMouse){n(q,s)}}if(v.showVerticalLine||v.showHorizontalLine){g(q,s)}}}function o(y){var x=y.data.plot;var t=x.eventCanvas._elem.offset();var w={x:y.pageX-t.left,y:y.pageY-t.top};var u={xaxis:null,yaxis:null,x2axis:null,y2axis:null,y3axis:null,y4axis:null,y5axis:null,y6axis:null,y7axis:null,y8axis:null,y9axis:null,yMidAxis:null};var v=["xaxis","yaxis","x2axis","y2axis","y3axis","y4axis","y5axis","y6axis","y7axis","y8axis","y9axis","yMidAxis"];var q=x.axes;var r,s;for(r=11;r>0;r--){s=v[r-1];if(q[s].show){u[s]=q[s].series_p2u(w[s.charAt(0)])}}return{offsets:t,gridPos:w,dataPos:u}}function h(z){var x=z.data.plot;var y=x.plugins.cursor;if(y.show&&y.zoom&&y._zoom.started&&!y.zoomTarget){var B=y.zoomCanvas._ctx;var v=o(z);var w=v.gridPos;var t=v.dataPos;y._zoom.gridpos=w;y._zoom.datapos=t;y._zoom.zooming=true;var u=w.x;var s=w.y;var A=B.canvas.height;var q=B.canvas.width;if(y.showTooltip&&!y.onGrid&&y.showTooltipOutsideZoom){e(w,t,x);if(y.followMouse){n(w,x)}}if(y.constrainZoomTo=="x"){y._zoom.end=[u,A]}else{if(y.constrainZoomTo=="y"){y._zoom.end=[q,s]}else{y._zoom.end=[u,s]}}var r=window.getSelection;if(document.selection&&document.selection.empty){document.selection.empty()}else{if(r&&!r().isCollapsed){r().collapse()}}l.call(y);B=null}}function a(w,s,r,x,t){var v=t.plugins.cursor;j(document).one("mouseup.jqplot_cursor",{plot:t},p);var u=t.axes;if(document.onselectstart!=undefined){v._oldHandlers.onselectstart=document.onselectstart;document.onselectstart=function(){return false}}if(document.ondrag!=undefined){v._oldHandlers.ondrag=document.ondrag;document.ondrag=function(){return 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t){if(t[s]){if(s.charAt(0)=="x"){t[s]=w[s].series_p2u(u)}else{t[s]=w[s].series_p2u(r)}}}}if(x.constrainZoomTo=="x"){r=z}else{if(x.constrainZoomTo=="y"){u=q}}x._zoom.end=[u,r];x._zoom.gridpos={x:u,y:r};x.doZoom(x._zoom.gridpos,t,v,x)}x._zoom.started=false;x._zoom.zooming=false;j(document).unbind("mousemove.jqplotCursor",h);if(document.onselectstart!=undefined&&x._oldHandlers.onselectstart!=null){document.onselectstart=x._oldHandlers.onselectstart;x._oldHandlers.onselectstart=null}if(document.ondrag!=undefined&&x._oldHandlers.ondrag!=null){document.ondrag=x._oldHandlers.ondrag;x._oldHandlers.ondrag=null}if(document.onmousedown!=undefined&&x._oldHandlers.onmousedown!=null){document.onmousedown=x._oldHandlers.onmousedown;x._oldHandlers.onmousedown=null}}function l(){var y=this._zoom.start;var u=this._zoom.end;var s=this.zoomCanvas._ctx;var r,v,x,q;if(u[0]>y[0]){r=y[0];q=u[0]-y[0]}else{r=u[0];q=y[0]-u[0]}if(u[1]>y[1]){v=y[1];x=u[1]-y[1]}else{v=u[1];x=y[1]-u[1]}s.fillStyle="rgba(0,0,0,0.2)";s.strokeStyle="#999999";s.lineWidth=1;s.clearRect(0,0,s.canvas.width,s.canvas.height);s.fillRect(0,0,s.canvas.width,s.canvas.height);s.clearRect(r,v,q,x);s.strokeRect(r,v,q,x);s=null}j.jqplot.CursorLegendRenderer=function(q){j.jqplot.TableLegendRenderer.call(this,q);this.formatString="%s"};j.jqplot.CursorLegendRenderer.prototype=new j.jqplot.TableLegendRenderer();j.jqplot.CursorLegendRenderer.prototype.constructor=j.jqplot.CursorLegendRenderer;j.jqplot.CursorLegendRenderer.prototype.draw=function(){if(this._elem){this._elem.emptyForce();this._elem=null}if(this.show){var w=this._series,A;var r=document.createElement("div");this._elem=j(r);r=null;this._elem.addClass("jqplot-legend jqplot-cursor-legend");this._elem.css("position","absolute");var q=false;for(var x=0;x<w.length;x++){A=w[x];if(A.show&&A.showLabel){var v=j.jqplot.sprintf(this.formatString,A.label.toString());if(v){var t=A.color;if(A._stack&&!A.fill){t=""}z.call(this,v,t,q,x);q=true}for(var u=0;u<j.jqplot.addLegendRowHooks.length;u++){var y=j.jqplot.addLegendRowHooks[u].call(this,A);if(y){z.call(this,y.label,y.color,q);q=true}}}}w=A=null;delete w;delete A}function z(D,C,F,s){var B=(F)?this.rowSpacing:"0";var E=j('<tr class="jqplot-legend jqplot-cursor-legend"></tr>').appendTo(this._elem);E.data("seriesIndex",s);j('<td class="jqplot-legend jqplot-cursor-legend-swatch" style="padding-top:'+B+';"><div style="border:1px solid #cccccc;padding:0.2em;"><div class="jqplot-cursor-legend-swatch" style="background-color:'+C+';"></div></div></td>').appendTo(E);var G=j('<td class="jqplot-legend jqplot-cursor-legend-label" style="vertical-align:middle;padding-top:'+B+';"></td>');G.appendTo(E);G.data("seriesIndex",s);if(this.escapeHtml){G.text(D)}else{G.html(D)}E=null;G=null}return this._elem}})(jQuery);
