| 1 | define(["dojo/_base/kernel", "dojo/_base/declare", "dojo/_base/Color", "dojo/has", "./Base"], |
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| 2 | function(kernel, declare, Color, has, Base) { |
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| 3 | |
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| 4 | // reduce function borrowed from dojox.fun |
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| 5 | var reduce = function(/*Array*/ a, /*Function|String|Array*/ f, /*Object?*/ o){ |
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| 6 | // summary: |
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| 7 | // repeatedly applies a binary function to an array from left |
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| 8 | // to right; returns the final value. |
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| 9 | a = typeof a == "string" ? a.split("") : a; o = o || kernel.global; |
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| 10 | var z = a[0]; |
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| 11 | for(var i = 1; i < a.length; z = f.call(o, z, a[i++])); |
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| 12 | return z; // Object |
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| 13 | }; |
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| 14 | |
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| 15 | return declare("dojox.charting.plot3d.Bars", Base, { |
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| 16 | constructor: function(width, height, kwArgs){ |
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| 17 | this.depth = "auto"; |
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| 18 | this.gap = 0; |
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| 19 | this.data = []; |
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| 20 | this.material = {type: "plastic", finish: "dull", color: "lime"}; |
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| 21 | if(kwArgs){ |
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| 22 | if("depth" in kwArgs){ this.depth = kwArgs.depth; } |
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| 23 | if("gap" in kwArgs){ this.gap = kwArgs.gap; } |
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| 24 | if("material" in kwArgs){ |
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| 25 | var m = kwArgs.material; |
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| 26 | if(typeof m == "string" || m instanceof Color){ |
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| 27 | this.material.color = m; |
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| 28 | }else{ |
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| 29 | this.material = m; |
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| 30 | } |
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| 31 | } |
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| 32 | } |
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| 33 | }, |
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| 34 | getDepth: function(){ |
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| 35 | if(this.depth == "auto"){ |
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| 36 | var w = this.width; |
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| 37 | if(this.data && this.data.length){ |
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| 38 | w = w / this.data.length; |
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| 39 | } |
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| 40 | return w - 2 * this.gap; |
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| 41 | } |
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| 42 | return this.depth; |
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| 43 | }, |
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| 44 | generate: function(chart, creator){ |
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| 45 | if(!this.data){ return this; } |
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| 46 | var step = this.width / this.data.length, org = 0, |
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| 47 | depth = this.depth == "auto" ? step - 2 * this.gap : this.depth, |
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| 48 | scale = this.height / reduce(this.data, Math.max); |
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| 49 | if(!creator){ creator = chart.view; } |
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| 50 | for(var i = 0; i < this.data.length; ++i, org += step){ |
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| 51 | creator |
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| 52 | .createCube({ |
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| 53 | bottom: {x: org + this.gap, y: 0, z: 0}, |
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| 54 | top: {x: org + step - this.gap, y: this.data[i] * scale, z: depth} |
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| 55 | }) |
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| 56 | .setFill(this.material); |
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| 57 | } |
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| 58 | if(has("dojo-bidi")){ |
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| 59 | this._checkOrientation(chart); |
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| 60 | } |
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| 61 | } |
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| 62 | }); |
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| 63 | }); |
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