67 lines
1.9 KiB
JavaScript
67 lines
1.9 KiB
JavaScript
|
dojo.provide("dojox.charting.plot3d.Cylinders");
|
||
|
|
|
||
|
|
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.Cylinders", dojox.charting.plot3d.Base, {
|
||
|
|
constructor: function(width, height, kwArgs){
|
||
|
|
this.depth = "auto";
|
||
|
|
this.gap = 0;
|
||
|
|
this.data = [];
|
||
|
|
this.material = {type: "plastic", finish: "shiny", color: "lime"};
|
||
|
|
this.outline = null;
|
||
|
|
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;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if("outline" in kwArgs){ this.outline = kwArgs.outline; }
|
||
|
|
}
|
||
|
|
},
|
||
|
|
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,
|
||
|
|
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
|
||
|
|
.createCylinder({
|
||
|
|
center: {x: org + step / 2, y: 0, z: 0},
|
||
|
|
radius: step / 2 - this.gap,
|
||
|
|
height: this.data[i] * scale
|
||
|
|
})
|
||
|
|
.setTransform(dojox.gfx3d.matrix.rotateXg(-90))
|
||
|
|
.setFill(this.material).setStroke(this.outline);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});
|
||
|
|
})();
|
||
|
|
|