if(!dojo._hasResource["dojox.charting.plot2d.Stacked"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.dojo._hasResource["dojox.charting.plot2d.Stacked"] = true;dojo.provide("dojox.charting.plot2d.Stacked");dojo.require("dojox.charting.plot2d.common");dojo.require("dojox.charting.plot2d.Default");dojo.require("dojox.lang.functional");(function(){	var df = dojox.lang.functional, dc = dojox.charting.plot2d.common,		purgeGroup = df.lambda("item.purgeGroup()");	dojo.declare("dojox.charting.plot2d.Stacked", dojox.charting.plot2d.Default, {		calculateAxes: function(dim){			var stats = dc.collectStackedStats(this.series);			this._maxRunLength = stats.hmax;			this._calc(dim, stats);			return this;		},		render: function(dim, offsets){			// stack all values			var acc = df.repeat(this._maxRunLength, "-> 0", 0);			for(var i = 0; i < this.series.length; ++i){				var run = this.series[i];				for(var j = 0; j < run.data.length; ++j){					var v = run.data[j];					if(isNaN(v)){ v = 0; }					acc[j] += v;				}			}			// draw runs in backwards			if(this.dirty){				dojo.forEach(this.series, purgeGroup);				this.cleanGroup();				var s = this.group;				df.forEachReversed(this.series, function(item){ item.cleanGroup(s); });			}			var t = this.chart.theme, stroke, outline, color, marker;			for(var i = this.series.length - 1; i >= 0; --i){				var run = this.series[i];				if(!this.dirty && !run.dirty){ continue; }				run.cleanGroup();				var s = run.group,					lpoly = dojo.map(acc, function(v, i){						return {							x: this._hScaler.scale * (i + 1 - this._hScaler.bounds.lower) + offsets.l,							y: dim.height - offsets.b - this._vScaler.scale * (v - this._vScaler.bounds.lower)						};					}, this);				if(!run.fill || !run.stroke){					// need autogenerated color					color = new dojo.Color(t.next("color"));				}				if(this.opt.areas){					var apoly = dojo.clone(lpoly);					apoly.push({x: lpoly[lpoly.length - 1].x, y: dim.height - offsets.b});					apoly.push({x: lpoly[0].x, y: dim.height - offsets.b});					apoly.push(lpoly[0]);					var fill = run.fill ? run.fill : dc.augmentFill(t.series.fill, color);					s.createPolyline(apoly).setFill(fill);				}				if(this.opt.lines || this.opt.markers){					// need a stroke					stroke = run.stroke ? dc.makeStroke(run.stroke) : dc.augmentStroke(t.series.stroke, color);					if(run.outline || t.series.outline){						outline = dc.makeStroke(run.outline ? run.outline : t.series.outline);						outline.width = 2 * outline.width + stroke.width;					}				}				if(this.opt.markers){					// need a marker					marker = run.marker ? run.marker : t.next("marker");				}				if(this.opt.shadows && stroke){					var sh = this.opt.shadows, shadowColor = new dojo.Color([0, 0, 0, 0.3]),						spoly = dojo.map(lpoly, function(c){							return {x: c.x + sh.dx, y: c.y + sh.dy};						}),						shadowStroke = dojo.clone(outline ? outline : stroke);					shadowStroke.color = shadowColor;					shadowStroke.width += sh.dw ? sh.dw : 0;					if(this.opt.lines){						s.createPolyline(spoly).setStroke(shadowStroke);					}					if(this.opt.markers){						dojo.forEach(spoly, function(c){							s.createPath("M" + c.x + " " + c.y + " " + marker).setStroke(shadowStroke).setFill(shadowColor);						}, this);					}				}				if(this.opt.lines){					if(outline){						s.createPolyline(lpoly).setStroke(outline);					}					s.createPolyline(lpoly).setStroke(stroke);				}				if(this.opt.markers){					dojo.forEach(lpoly, function(c){						var path = "M" + c.x + " " + c.y + " " + marker;						if(outline){							s.createPath(path).setStroke(outline);						}						s.createPath(path).setStroke(stroke).setFill(stroke.color);					}, this);				}				run.dirty = false;				// update the accumulator				for(var j = 0; j < run.data.length; ++j){					var v = run.data[j];					if(isNaN(v)){ v = 0; }					acc[j] -= v;				}			}			this.dirty = false;			return this;		}	});})();}