root / trunk / web / dojo / dojox / charting / plot2d / common.js @ 13
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| 1 | 9 | andrej.cim | /*
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| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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| 4 | see: http://dojotoolkit.org/license for details
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| 5 | */
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| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.charting.plot2d.common"]){ |
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| 9 | dojo._hasResource["dojox.charting.plot2d.common"]=true; |
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| 10 | dojo.provide("dojox.charting.plot2d.common");
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| 11 | dojo.require("dojo.colors");
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| 12 | dojo.require("dojox.gfx");
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| 13 | dojo.require("dojox.lang.functional");
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| 14 | (function(){
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| 15 | var df=dojox.lang.functional,dc=dojox.charting.plot2d.common;
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| 16 | dojo.mixin(dojox.charting.plot2d.common,{makeStroke:function(_1){
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| 17 | if(!_1){
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| 18 | return _1;
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| 19 | } |
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| 20 | if(typeof _1=="string"||_1 instanceof dojo.Color){ |
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| 21 | _1={color:_1};
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| 22 | } |
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| 23 | return dojox.gfx.makeParameters(dojox.gfx.defaultStroke,_1);
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| 24 | },augmentColor:function(_2,_3){ |
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| 25 | var t=new dojo.Color(_2),c=new dojo.Color(_3); |
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| 26 | c.a=t.a; |
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| 27 | return c;
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| 28 | },augmentStroke:function(_4,_5){ |
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| 29 | var s=dc.makeStroke(_4);
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| 30 | if(s){
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| 31 | s.color=dc.augmentColor(s.color,_5); |
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| 32 | } |
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| 33 | return s;
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| 34 | },augmentFill:function(_6,_7){ |
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| 35 | var fc,c=new dojo.Color(_7); |
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| 36 | if(typeof _6=="string"||_6 instanceof dojo.Color){ |
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| 37 | return dc.augmentColor(_6,_7);
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| 38 | } |
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| 39 | return _6;
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| 40 | },defaultStats:{hmin:Number.POSITIVE_INFINITY,hmax:Number.NEGATIVE_INFINITY,vmin:Number.POSITIVE_INFINITY,vmax:Number.NEGATIVE_INFINITY},collectSimpleStats:function(_8){ |
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| 41 | var _9=dojo.delegate(dc.defaultStats);
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| 42 | for(var i=0;i<_8.length;++i){ |
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| 43 | var _a=_8[i];
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| 44 | for(var j=0;j<_a.data.length;j++){ |
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| 45 | if(_a.data[j]!==null){ |
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| 46 | if(typeof _a.data[j]=="number"){ |
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| 47 | var _b=_9.vmin,_c=_9.vmax;
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| 48 | if(!("ymin" in _a)||!("ymax" in _a)){ |
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| 49 | dojo.forEach(_a.data,function(_d,i){
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| 50 | if(_d!==null){ |
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| 51 | var x=i+1,y=_d; |
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| 52 | if(isNaN(y)){
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| 53 | y=0;
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| 54 | } |
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| 55 | _9.hmin=Math.min(_9.hmin,x); |
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| 56 | _9.hmax=Math.max(_9.hmax,x); |
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| 57 | _9.vmin=Math.min(_9.vmin,y); |
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| 58 | _9.vmax=Math.max(_9.vmax,y); |
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| 59 | } |
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| 60 | }); |
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| 61 | } |
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| 62 | if("ymin" in _a){ |
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| 63 | _9.vmin=Math.min(_b,_a.ymin); |
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| 64 | } |
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| 65 | if("ymax" in _a){ |
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| 66 | _9.vmax=Math.max(_c,_a.ymax); |
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| 67 | } |
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| 68 | }else{
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| 69 | var _e=_9.hmin,_f=_9.hmax,_b=_9.vmin,_c=_9.vmax;
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| 70 | if(!("xmin" in _a)||!("xmax" in _a)||!("ymin" in _a)||!("ymax" in _a)){ |
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| 71 | dojo.forEach(_a.data,function(val,i){
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| 72 | if(val!==null){ |
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| 73 | var x="x" in val?val.x:i+1,y=val.y; |
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| 74 | if(isNaN(x)){
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| 75 | x=0;
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| 76 | } |
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| 77 | if(isNaN(y)){
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| 78 | y=0;
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| 79 | } |
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| 80 | _9.hmin=Math.min(_9.hmin,x); |
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| 81 | _9.hmax=Math.max(_9.hmax,x); |
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| 82 | _9.vmin=Math.min(_9.vmin,y); |
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| 83 | _9.vmax=Math.max(_9.vmax,y); |
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| 84 | } |
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| 85 | }); |
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| 86 | } |
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| 87 | if("xmin" in _a){ |
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| 88 | _9.hmin=Math.min(_e,_a.xmin); |
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| 89 | } |
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| 90 | if("xmax" in _a){ |
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| 91 | _9.hmax=Math.max(_f,_a.xmax); |
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| 92 | } |
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| 93 | if("ymin" in _a){ |
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| 94 | _9.vmin=Math.min(_b,_a.ymin); |
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| 95 | } |
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| 96 | if("ymax" in _a){ |
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| 97 | _9.vmax=Math.max(_c,_a.ymax); |
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| 98 | } |
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| 99 | } |
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| 100 | break;
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| 101 | } |
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| 102 | } |
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| 103 | } |
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| 104 | return _9;
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| 105 | },calculateBarSize:function(_10,opt,_11){ |
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| 106 | if(!_11){
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| 107 | _11=1;
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| 108 | } |
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| 109 | var gap=opt.gap,_12=(_10-2*gap)/_11; |
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| 110 | if("minBarSize" in opt){ |
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| 111 | _12=Math.max(_12,opt.minBarSize); |
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| 112 | } |
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| 113 | if("maxBarSize" in opt){ |
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| 114 | _12=Math.min(_12,opt.maxBarSize); |
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| 115 | } |
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| 116 | _12=Math.max(_12,1);
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| 117 | gap=(_10-_12*_11)/2;
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| 118 | return {size:_12,gap:gap}; |
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| 119 | },collectStackedStats:function(_13){ |
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| 120 | var _14=dojo.clone(dc.defaultStats);
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| 121 | if(_13.length){
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| 122 | _14.hmin=Math.min(_14.hmin,1);
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| 123 | _14.hmax=df.foldl(_13,"seed, run -> Math.max(seed, run.data.length)",_14.hmax);
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| 124 | for(var i=0;i<_14.hmax;++i){ |
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| 125 | var v=_13[0].data[i]; |
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| 126 | if(isNaN(v)){
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| 127 | v=0;
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| 128 | } |
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| 129 | _14.vmin=Math.min(_14.vmin,v); |
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| 130 | for(var j=1;j<_13.length;++j){ |
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| 131 | var t=_13[j].data[i];
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| 132 | if(isNaN(t)){
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| 133 | t=0;
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| 134 | } |
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| 135 | v+=t; |
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| 136 | } |
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| 137 | _14.vmax=Math.max(_14.vmax,v); |
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| 138 | } |
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| 139 | } |
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| 140 | return _14;
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| 141 | },curve:function(a,_15){ |
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| 142 | var arr=a.slice(0); |
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| 143 | if(_15=="x"){ |
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| 144 | arr[arr.length]=arr[0];
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| 145 | } |
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| 146 | var p=dojo.map(arr,function(_16,i){ |
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| 147 | if(i==0){ |
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| 148 | return "M"+_16.x+","+_16.y; |
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| 149 | } |
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| 150 | if(!isNaN(_15)){
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| 151 | var dx=_16.x-arr[i-1].x,dy=arr[i-1].y; |
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| 152 | return "C"+(_16.x-(_15-1)*(dx/_15))+","+dy+" "+(_16.x-(dx/_15))+","+_16.y+" "+_16.x+","+_16.y; |
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| 153 | }else{
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| 154 | if(_15=="X"||_15=="x"||_15=="S"){ |
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| 155 | var p0,p1=arr[i-1],p2=arr[i],p3; |
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| 156 | var _17,_18,_19,_1a;
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| 157 | var f=1/6; |
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| 158 | if(i==1){ |
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| 159 | if(_15=="x"){ |
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| 160 | p0=arr[arr.length-2];
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| 161 | }else{
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| 162 | p0=p1; |
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| 163 | } |
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| 164 | f=1/3; |
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| 165 | }else{
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| 166 | p0=arr[i-2];
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| 167 | } |
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| 168 | if(i==(arr.length-1)){ |
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| 169 | if(_15=="x"){ |
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| 170 | p3=arr[1];
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| 171 | }else{
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| 172 | p3=p2; |
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| 173 | } |
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| 174 | f=1/3; |
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| 175 | }else{
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| 176 | p3=arr[i+1];
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| 177 | } |
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| 178 | var _1b=Math.sqrt((p2.x-p1.x)*(p2.x-p1.x)+(p2.y-p1.y)*(p2.y-p1.y));
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| 179 | var _1c=Math.sqrt((p2.x-p0.x)*(p2.x-p0.x)+(p2.y-p0.y)*(p2.y-p0.y));
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| 180 | var _1d=Math.sqrt((p3.x-p1.x)*(p3.x-p1.x)+(p3.y-p1.y)*(p3.y-p1.y));
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| 181 | var _1e=_1c*f;
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| 182 | var _1f=_1d*f;
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| 183 | if(_1e>_1b/2&&_1f>_1b/2){ |
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| 184 | _1e=_1b/2;
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| 185 | _1f=_1b/2;
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| 186 | }else{
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| 187 | if(_1e>_1b/2){ |
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| 188 | _1e=_1b/2;
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| 189 | _1f=_1b/2*_1d/_1c;
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| 190 | }else{
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| 191 | if(_1f>_1b/2){ |
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| 192 | _1f=_1b/2;
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| 193 | _1e=_1b/2*_1c/_1d;
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| 194 | } |
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| 195 | } |
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| 196 | } |
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| 197 | if(_15=="S"){ |
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| 198 | if(p0==p1){
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| 199 | _1e=0;
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| 200 | } |
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| 201 | if(p2==p3){
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| 202 | _1f=0;
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| 203 | } |
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| 204 | } |
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| 205 | _17=p1.x+_1e*(p2.x-p0.x)/_1c; |
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| 206 | _18=p1.y+_1e*(p2.y-p0.y)/_1c; |
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| 207 | _19=p2.x-_1f*(p3.x-p1.x)/_1d; |
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| 208 | _1a=p2.y-_1f*(p3.y-p1.y)/_1d; |
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| 209 | } |
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| 210 | } |
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| 211 | return "C"+(_17+","+_18+" "+_19+","+_1a+" "+p2.x+","+p2.y); |
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| 212 | }); |
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| 213 | return p.join(" "); |
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| 214 | }}); |
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| 215 | })(); |
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| 216 | } |