dojo.provide("dojox.charting.plot3d.Bars"); dojo.require("dojox.charting.plot3d.Base"); (function(){ // reduce function borrowed from dojox.fun var reduce = function(/*Array*/ a, /*Function|String|Array*/ f, /*Object?*/ o){ // summary: repeatedly applies a binary function to an array from left // to right; returns the final value. a = typeof a == "string" ? a.split("") : a; o = o || dojo.global; var z = a[0]; for(var i = 1; i < a.length; z = f.call(o, z, a[i++])); return z; // Object }; dojo.declare("dojox.charting.plot3d.Bars", dojox.charting.plot3d.Base, { constructor: function(width, height, kwArgs){ this.depth = "auto"; this.gap = 0; this.data = []; this.material = {type: "plastic", finish: "dull", color: "lime"}; if(kwArgs){ if("depth" in kwArgs){ this.depth = kwArgs.depth; } if("gap" in kwArgs){ this.gap = kwArgs.gap; } if("material" in kwArgs){ var m = kwArgs.material; if(typeof m == "string" || m instanceof dojo.Color){ this.material.color = m; }else{ this.material = m; } } } }, getDepth: function(){ if(this.depth == "auto"){ var w = this.width; if(this.data && this.data.length){ w = w / this.data.length; } return w - 2 * this.gap; } return this.depth; }, generate: function(chart, creator){ if(!this.data){ return this; } var step = this.width / this.data.length, org = 0, depth = this.depth == "auto" ? step - 2 * this.gap : this.depth, scale = this.height / reduce(this.data, Math.max); if(!creator){ creator = chart.view; } for(var i = 0; i < this.data.length; ++i, org += step){ creator .createCube({ bottom: {x: org + this.gap, y: 0, z: 0}, top: {x: org + step - this.gap, y: this.data[i] * scale, z: depth} }) .setFill(this.material); } } }); })();