/**
 * Copyright (c) 2009 Chris Leonello
 * jqPlot 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. 
 *
 * 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 dot leonello at gmail 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 .
 */
(function(b){b.jqplot.BarRenderer=function(){b.jqplot.LineRenderer.call(this)};b.jqplot.BarRenderer.prototype=new b.jqplot.LineRenderer();b.jqplot.BarRenderer.prototype.constructor=b.jqplot.BarRenderer;b.jqplot.BarRenderer.prototype.init=function(d){this.barPadding=8;this.barMargin=10;this.barDirection="vertical";this.barWidth=null;this.shadowOffset=2;this.shadowDepth=5;this.shadowAlpha=0.08;this.waterfall=false;this.varyBarColor=false;b.extend(true,this,d);this.fill=true;if(this.waterfall){this.fillToZero=false;this.disableStack=true}if(this.barDirection=="vertical"){this._primaryAxis="_xaxis";this._stackAxis="y";this.fillAxis="y"}else{this._primaryAxis="_yaxis";this._stackAxis="x";this.fillAxis="x"}var e={lineJoin:"miter",lineCap:"round",fill:true,isarc:false,strokeStyle:this.color,fillStyle:this.color,closePath:this.fill};this.renderer.shapeRenderer.init(e);var c={lineJoin:"miter",lineCap:"round",fill:true,isarc:false,angle:this.shadowAngle,offset:this.shadowOffset,alpha:this.shadowAlpha,depth:this.shadowDepth,closePath:this.fill};this.renderer.shadowRenderer.init(c)};function a(h,g,f,c){if(this.rendererOptions.barDirection=="horizontal"){this._stackAxis="x";this._primaryAxis="_yaxis"}if(this.rendererOptions.waterfall==true){this._data=b.extend(true,[],this.data);var e=0;var j=(!this.rendererOptions.barDirection||this.rendererOptions.barDirection=="vertical")?1:0;for(var d=0;d<this.data.length;d++){e+=this.data[d][j];if(d>0){this.data[d][j]+=this.data[d-1][j]}}this.data[this.data.length]=(j==1)?[this.data.length+1,e]:[e,this.data.length+1];this._data[this._data.length]=(j==1)?[this._data.length+1,e]:[e,this._data.length+1]}}b.jqplot.preSeriesInitHooks.push(a);b.jqplot.BarRenderer.prototype.calcSeriesNumbers=function(){var g=0;var h=0;var f=this[this._primaryAxis];var e,d,j;for(var c=0;c<f._series.length;c++){d=f._series[c];if(d===this){j=c}if(d.renderer.constructor==b.jqplot.BarRenderer){g+=d.data.length;h+=1}}return[g,h,j]};b.jqplot.BarRenderer.prototype.setBarWidth=function(){var f;var c=0;var d=0;var h=this[this._primaryAxis];var m,g,k;var l=this.renderer.calcSeriesNumbers.call(this);c=l[0];d=l[1];var j=h.numberTicks;var e=(j-1)/2;if(h.name=="xaxis"||h.name=="x2axis"){if(this._stack){this.barWidth=(h._offsets.max-h._offsets.min)/c*d-this.barMargin}else{this.barWidth=((h._offsets.max-h._offsets.min)/e-this.barPadding*(d-1)-this.barMargin*2)/d}}else{if(this._stack){this.barWidth=(h._offsets.min-h._offsets.max)/c*d-this.barMargin}else{this.barWidth=((h._offsets.min-h._offsets.max)/e-this.barPadding*(d-1)-this.barMargin*2)/d}}return[c,d]};b.jqplot.BarRenderer.prototype.draw=function(s,x,e){var u;var o=(e!=undefined)?e:{};var k=(o.shadow!=undefined)?o.shadow:this.shadow;var A=(o.showLine!=undefined)?o.showLine:this.showLine;var t=(o.fill!=undefined)?o.fill:this.fill;var d=this.xaxis;var v=this.yaxis;var n=this._xaxis.series_u2p;var w=this._yaxis.series_u2p;var r,q,m,l,g;if(this.barWidth==null){this.renderer.setBarWidth.call(this)}var z=this.renderer.calcSeriesNumbers.call(this);m=z[0];l=z[1];g=z[2];if(this._stack){this._barNudge=0}else{this._barNudge=(-Math.abs(l/2-0.5)+g)*(this.barWidth+this.barPadding)}if(A){var j=new b.jqplot.ColorGenerator(this.negativeSeriesColors);var p=new b.jqplot.ColorGenerator(this.seriesColors);var y=j.get(this.index);if(!this.useNegativeColors){y=o.fillStyle}var h=o.fillStyle;if(this.barDirection=="vertical"){for(var u=0;u<x.length;u++){points=[];var f=x[u][0]+this._barNudge;var c;if(this._stack&&this._prevGridData.length){c=this._prevGridData[u][1]}else{if(this.fillToZero){c=this._yaxis.series_u2p(0)}else{if(this.waterfall&&u>0&&u<this.gridData.length-1){c=this.gridData[u-1][1]}else{c=s.canvas.height}}}if((this.fillToZero&&this._plotData[u][1]<0)||(this.waterfall&&this._data[u][1]<0)){if(this.varyBarColor){if(this.useNegativeColors){o.fillStyle=j.next()}else{o.fillStyle=p.next()}}else{o.fillStyle=y}}else{if(this.varyBarColor){o.fillStyle=p.next()}else{o.fillStyle=h}}points.push([f-this.barWidth/2,c]);points.push([f-this.barWidth/2,x[u][1]]);points.push([f+this.barWidth/2,x[u][1]]);points.push([f+this.barWidth/2,c]);if(k&&!this._stack){this.renderer.shadowRenderer.draw(s,points,o)}this.renderer.shapeRenderer.draw(s,points,o)}}else{if(this.barDirection=="horizontal"){for(var u=0;u<x.length;u++){points=[];var f=x[u][1]-this._barNudge;var B;if(this._stack&&this._prevGridData.length){B=this._prevGridData[u][0]}else{if(this.fillToZero){B=this._xaxis.series_u2p(0)}else{if(this.waterfall&&u>0&&u<this.gridData.length-1){B=this.gridData[u-1][1]}else{B=0}}}if((this.fillToZero&&this._plotData[u][1]<0)||(this.waterfall&&this._data[u][1]<0)){if(this.varyBarColor){if(this.useNegativeColors){o.fillStyle=j.next()}else{o.fillStyle=p.next()}}}else{if(this.varyBarColor){o.fillStyle=p.next()}else{o.fillStyle=h}}points.push([B,f+this.barWidth/2]);points.push([x[u][0],f+this.barWidth/2]);points.push([x[u][0],f-this.barWidth/2]);points.push([B,f-this.barWidth/2]);if(k&&!this._stack){this.renderer.shadowRenderer.draw(s,points,o)}this.renderer.shapeRenderer.draw(s,points,o)}}}}};b.jqplot.BarRenderer.prototype.drawShadow=function(p,u,e){var r;var m=(e!=undefined)?e:{};var h=(m.shadow!=undefined)?m.shadow:this.shadow;var w=(m.showLine!=undefined)?m.showLine:this.showLine;var q=(m.fill!=undefined)?m.fill:this.fill;var d=this.xaxis;var s=this.yaxis;var l=this._xaxis.series_u2p;var t=this._yaxis.series_u2p;var o,n,k,j,g;if(this._stack&&this.shadow){if(this.barWidth==null){this.renderer.setBarWidth.call(this)}var v=this.renderer.calcSeriesNumbers.call(this);k=v[0];j=v[1];g=v[2];if(this._stack){this._barNudge=0}else{this._barNudge=(-Math.abs(j/2-0.5)+g)*(this.barWidth+this.barPadding)}if(w){if(this.barDirection=="vertical"){for(var r=0;r<u.length;r++){points=[];var f=u[r][0]+this._barNudge;var c;if(this._stack&&this._prevGridData.length){c=this._prevGridData[r][1]}else{if(this.fillToZero){c=this._yaxis.series_u2p(0)}else{c=p.canvas.height}}points.push([f-this.barWidth/2,c]);points.push([f-this.barWidth/2,u[r][1]]);points.push([f+this.barWidth/2,u[r][1]]);points.push([f+this.barWidth/2,c]);this.renderer.shadowRenderer.draw(p,points,m)}}else{if(this.barDirection=="horizontal"){for(var r=0;r<u.length;r++){points=[];var f=u[r][1]-this._barNudge;var x;if(this._stack&&this._prevGridData.length){x=this._prevGridData[r][0]}else{x=0}points.push([x,f+this.barWidth/2]);points.push([u[r][0],f+this.barWidth/2]);points.push([u[r][0],f-this.barWidth/2]);points.push([x,f-this.barWidth/2]);this.renderer.shadowRenderer.draw(p,points,m)}}}}}}})(jQuery);