| New file |
|---|
| 0,0 → 1,87 |
|---|
| if(!dojo._hasResource["dojox.charting.plot2d.Columns"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code. |
| dojo._hasResource["dojox.charting.plot2d.Columns"] = true; |
| dojo.provide("dojox.charting.plot2d.Columns"); |
| |
| dojo.require("dojox.charting.plot2d.common"); |
| dojo.require("dojox.charting.plot2d.Base"); |
| |
| dojo.require("dojox.lang.utils"); |
| dojo.require("dojox.lang.functional"); |
| |
| (function(){ |
| var df = dojox.lang.functional, du = dojox.lang.utils, |
| dc = dojox.charting.plot2d.common, |
| purgeGroup = df.lambda("item.purgeGroup()"); |
| |
| dojo.declare("dojox.charting.plot2d.Columns", dojox.charting.plot2d.Base, { |
| defaultParams: { |
| hAxis: "x", // use a horizontal axis named "x" |
| vAxis: "y", // use a vertical axis named "y" |
| gap: 0, // gap between columns in pixels |
| shadows: null // draw shadows |
| }, |
| optionalParams: {}, // no optional parameters |
| |
| constructor: function(chart, kwArgs){ |
| this.opt = dojo.clone(this.defaultParams); |
| du.updateWithObject(this.opt, kwArgs); |
| this.series = []; |
| this.hAxis = this.opt.hAxis; |
| this.vAxis = this.opt.vAxis; |
| }, |
| |
| calculateAxes: function(dim){ |
| var stats = dc.collectSimpleStats(this.series); |
| stats.hmin -= 0.5; |
| stats.hmax += 0.5; |
| this._calc(dim, stats); |
| return this; |
| }, |
| render: function(dim, offsets){ |
| 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, color, stroke, fill, f, |
| gap = this.opt.gap < this._hScaler.scale / 3 ? this.opt.gap : 0; |
| 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; |
| if(!run.fill || !run.stroke){ |
| // need autogenerated color |
| color = run.dyn.color = new dojo.Color(t.next("color")); |
| } |
| stroke = run.stroke ? run.stroke : dc.augmentStroke(t.series.stroke, color); |
| fill = run.fill ? run.fill : dc.augmentFill(t.series.fill, color); |
| var baseline = Math.max(0, this._vScaler.bounds.lower), |
| xoff = offsets.l + this._hScaler.scale * (0.5 - this._hScaler.bounds.lower) + gap, |
| yoff = dim.height - offsets.b - this._vScaler.scale * (baseline - this._vScaler.bounds.lower); |
| for(var j = 0; j < run.data.length; ++j){ |
| var v = run.data[j], |
| width = this._hScaler.scale - 2 * gap, |
| height = this._vScaler.scale * (v - baseline), |
| h = Math.abs(height); |
| if(width >= 1 && h >= 1){ |
| var rect = { |
| x: xoff + this._hScaler.scale * j, |
| y: yoff - (height < 0 ? 0 : height), |
| width: width, height: h |
| }, |
| shape = s.createRect(rect).setFill(fill).setStroke(stroke); |
| run.dyn.fill = shape.getFill(); |
| run.dyn.stroke = shape.getStroke(); |
| } |
| } |
| run.dirty = false; |
| } |
| this.dirty = false; |
| return this; |
| } |
| }); |
| })(); |
| |
| } |