Project

General

Profile

Statistics
| Revision:

root / trunk / web / dojo / dojox / charting / plot2d / Stacked.js @ 12

History | View | Annotate | Download (4.34 KB)

1 9 andrej.cim
/*
2
        Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
3
        Available via Academic Free License >= 2.1 OR the modified BSD license.
4
        see: http://dojotoolkit.org/license for details
5
*/
6
7
8
if(!dojo._hasResource["dojox.charting.plot2d.Stacked"]){
9
dojo._hasResource["dojox.charting.plot2d.Stacked"]=true;
10
dojo.provide("dojox.charting.plot2d.Stacked");
11
dojo.require("dojox.charting.plot2d.common");
12
dojo.require("dojox.charting.plot2d.Default");
13
dojo.require("dojox.lang.functional");
14
dojo.require("dojox.lang.functional.sequence");
15
dojo.require("dojox.lang.functional.reversed");
16
(function(){
17
var df=dojox.lang.functional,dc=dojox.charting.plot2d.common,_1=df.lambda("item.purgeGroup()");
18
dojo.declare("dojox.charting.plot2d.Stacked",dojox.charting.plot2d.Default,{getSeriesStats:function(){
19
var _2=dc.collectStackedStats(this.series);
20
this._maxRunLength=_2.hmax;
21
return _2;
22
},render:function(_3,_4){
23
if(this._maxRunLength<=0){
24
return this;
25
}
26
var _5=df.repeat(this._maxRunLength,"-> 0",0);
27
for(var i=0;i<this.series.length;++i){
28
var _6=this.series[i];
29
for(var j=0;j<_6.data.length;++j){
30
var v=_6.data[j];
31
if(v!==null){
32
if(isNaN(v)){
33
v=0;
34
}
35
_5[j]+=v;
36
}
37
}
38
}
39
if(this.zoom&&!this.isDataDirty()){
40
return this.performZoom(_3,_4);
41
}
42
this.resetEvents();
43
this.dirty=this.isDirty();
44
if(this.dirty){
45
dojo.forEach(this.series,_1);
46
this._eventSeries={};
47
this.cleanGroup();
48
var s=this.group;
49
df.forEachRev(this.series,function(_7){
50
_7.cleanGroup(s);
51
});
52
}
53
var t=this.chart.theme,_8=this.events(),ht=this._hScaler.scaler.getTransformerFromModel(this._hScaler),vt=this._vScaler.scaler.getTransformerFromModel(this._vScaler);
54
for(var i=this.series.length-1;i>=0;--i){
55
var _6=this.series[i];
56
if(!this.dirty&&!_6.dirty){
57
t.skip();
58
this._reconnectEvents(_6.name);
59
continue;
60
}
61
_6.cleanGroup();
62
var _9=t.next(this.opt.areas?"area":"line",[this.opt,_6],true),s=_6.group,_a,_b=dojo.map(_5,function(v,i){
63
return {x:ht(i+1)+_4.l,y:_3.height-_4.b-vt(v)};
64
},this);
65
var _c=this.opt.tension?dc.curve(_b,this.opt.tension):"";
66
if(this.opt.areas){
67
var _d=dojo.clone(_b);
68
if(this.opt.tension){
69
var p=dc.curve(_d,this.opt.tension);
70
p+=" L"+_b[_b.length-1].x+","+(_3.height-_4.b)+" L"+_b[0].x+","+(_3.height-_4.b)+" L"+_b[0].x+","+_b[0].y;
71
_6.dyn.fill=s.createPath(p).setFill(_9.series.fill).getFill();
72
}else{
73
_d.push({x:_b[_b.length-1].x,y:_3.height-_4.b});
74
_d.push({x:_b[0].x,y:_3.height-_4.b});
75
_d.push(_b[0]);
76
_6.dyn.fill=s.createPolyline(_d).setFill(_9.series.fill).getFill();
77
}
78
}
79
if(this.opt.lines||this.opt.markers){
80
if(_9.series.outline){
81
_a=dc.makeStroke(_9.series.outline);
82
_a.width=2*_a.width+_9.series.stroke.width;
83
}
84
}
85
if(this.opt.markers){
86
_6.dyn.marker=_9.symbol;
87
}
88
var _e,_f,_10;
89
if(_9.series.shadow&&_9.series.stroke){
90
var _11=_9.series.shadow,_12=dojo.map(_b,function(c){
91
return {x:c.x+_11.dx,y:c.y+_11.dy};
92
});
93
if(this.opt.lines){
94
if(this.opt.tension){
95
_6.dyn.shadow=s.createPath(dc.curve(_12,this.opt.tension)).setStroke(_11).getStroke();
96
}else{
97
_6.dyn.shadow=s.createPolyline(_12).setStroke(_11).getStroke();
98
}
99
}
100
if(this.opt.markers){
101
_11=_9.marker.shadow;
102
_10=dojo.map(_12,function(c){
103
return s.createPath("M"+c.x+" "+c.y+" "+_9.symbol).setStroke(_11).setFill(_11.color);
104
},this);
105
}
106
}
107
if(this.opt.lines){
108
if(_a){
109
if(this.opt.tension){
110
_6.dyn.outline=s.createPath(_c).setStroke(_a).getStroke();
111
}else{
112
_6.dyn.outline=s.createPolyline(_b).setStroke(_a).getStroke();
113
}
114
}
115
if(this.opt.tension){
116
_6.dyn.stroke=s.createPath(_c).setStroke(_9.series.stroke).getStroke();
117
}else{
118
_6.dyn.stroke=s.createPolyline(_b).setStroke(_9.series.stroke).getStroke();
119
}
120
}
121
if(this.opt.markers){
122
_e=new Array(_b.length);
123
_f=new Array(_b.length);
124
_a=null;
125
if(_9.marker.outline){
126
_a=dc.makeStroke(_9.marker.outline);
127
_a.width=2*_a.width+(_9.marker.stroke?_9.marker.stroke.width:0);
128
}
129
dojo.forEach(_b,function(c,i){
130
var _13="M"+c.x+" "+c.y+" "+_9.symbol;
131
if(_a){
132
_f[i]=s.createPath(_13).setStroke(_a);
133
}
134
_e[i]=s.createPath(_13).setStroke(_9.marker.stroke).setFill(_9.marker.fill);
135
},this);
136
if(_8){
137
var _14=new Array(_e.length);
138
dojo.forEach(_e,function(s,i){
139
var o={element:"marker",index:i,run:_6,shape:s,outline:_f[i]||null,shadow:_10&&_10[i]||null,cx:_b[i].x,cy:_b[i].y,x:i+1,y:_6.data[i]};
140
this._connectEvents(o);
141
_14[i]=o;
142
},this);
143
this._eventSeries[_6.name]=_14;
144
}else{
145
delete this._eventSeries[_6.name];
146
}
147
}
148
_6.dirty=false;
149
for(var j=0;j<_6.data.length;++j){
150
var v=_6.data[j];
151
if(v!==null){
152
if(isNaN(v)){
153
v=0;
154
}
155
_5[j]-=v;
156
}
157
}
158
}
159
this.dirty=false;
160
return this;
161
}});
162
})();
163
}