root / trunk / web / dojo / dojox / charting / axis2d / Invisible.js @ 12
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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.axis2d.Invisible"]){ |
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| 9 | dojo._hasResource["dojox.charting.axis2d.Invisible"]=true; |
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| 10 | dojo.provide("dojox.charting.axis2d.Invisible");
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| 11 | dojo.require("dojox.charting.scaler.linear");
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| 12 | dojo.require("dojox.charting.axis2d.common");
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| 13 | dojo.require("dojox.charting.axis2d.Base");
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| 14 | dojo.require("dojo.string");
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| 15 | dojo.require("dojox.gfx");
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| 16 | dojo.require("dojox.lang.functional");
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| 17 | dojo.require("dojox.lang.utils");
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| 18 | (function(){
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| 19 | var dc=dojox.charting,df=dojox.lang.functional,du=dojox.lang.utils,g=dojox.gfx,_1=dc.scaler.linear,_2=du.merge,_3=4,_4=45; |
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| 20 | dojo.declare("dojox.charting.axis2d.Invisible",dojox.charting.axis2d.Base,{defaultParams:{vertical:false,fixUpper:"none",fixLower:"none",natural:false,leftBottom:true,includeZero:false,fixed:true,majorLabels:true,minorTicks:true,minorLabels:true,microTicks:false,rotation:0},optionalParams:{min:0,max:1,from:0,to:1,majorTickStep:4,minorTickStep:2,microTickStep:1,labels:[],labelFunc:null,maxLabelSize:0},constructor:function(_5,_6){ |
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| 21 | this.opt=dojo.delegate(this.defaultParams,_6); |
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| 22 | du.updateWithPattern(this.opt,_6,this.optionalParams); |
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| 23 | },dependOnData:function(){ |
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| 24 | return !("min" in this.opt)||!("max" in this.opt); |
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| 25 | },clear:function(){ |
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| 26 | delete this.scaler; |
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| 27 | delete this.ticks; |
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| 28 | this.dirty=true; |
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| 29 | return this; |
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| 30 | },initialized:function(){ |
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| 31 | return "scaler" in this&&!(this.dirty&&this.dependOnData()); |
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| 32 | },setWindow:function(_7,_8){ |
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| 33 | this.scale=_7;
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| 34 | this.offset=_8;
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| 35 | return this.clear(); |
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| 36 | },getWindowScale:function(){ |
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| 37 | return "scale" in this?this.scale:1; |
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| 38 | },getWindowOffset:function(){ |
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| 39 | return "offset" in this?this.offset:0; |
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| 40 | },_groupLabelWidth:function(_9,_a){ |
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| 41 | if(!_9.length){
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| 42 | return 0; |
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| 43 | } |
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| 44 | if(dojo.isObject(_9[0])){ |
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| 45 | _9=df.map(_9,function(_b){
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| 46 | return _b.text;
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| 47 | }); |
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| 48 | } |
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| 49 | var s=_9.join("<br>"); |
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| 50 | return dojox.gfx._base._getTextBox(s,{font:_a}).w||0; |
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| 51 | },calculate:function(_c,_d,_e,_f){ |
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| 52 | if(this.initialized()){ |
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| 53 | return this; |
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| 54 | } |
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| 55 | var o=this.opt; |
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| 56 | this.labels="labels" in o?o.labels:_f; |
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| 57 | this.scaler=_1.buildScaler(_c,_d,_e,o);
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| 58 | var tsb=this.scaler.bounds; |
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| 59 | if("scale" in this){ |
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| 60 | o.from=tsb.lower+this.offset;
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| 61 | o.to=(tsb.upper-tsb.lower)/this.scale+o.from;
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| 62 | if(!isFinite(o.from)||isNaN(o.from)||!isFinite(o.to)||isNaN(o.to)||o.to-o.from>=tsb.upper-tsb.lower){
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| 63 | delete o.from;
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| 64 | delete o.to;
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| 65 | delete this.scale; |
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| 66 | delete this.offset; |
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| 67 | }else{
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| 68 | if(o.from<tsb.lower){
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| 69 | o.to+=tsb.lower-o.from; |
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| 70 | o.from=tsb.lower; |
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| 71 | }else{
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| 72 | if(o.to>tsb.upper){
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| 73 | o.from+=tsb.upper-o.to; |
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| 74 | o.to=tsb.upper; |
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| 75 | } |
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| 76 | } |
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| 77 | this.offset=o.from-tsb.lower;
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| 78 | } |
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| 79 | this.scaler=_1.buildScaler(_c,_d,_e,o);
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| 80 | tsb=this.scaler.bounds;
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| 81 | if(this.scale==1&&this.offset==0){ |
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| 82 | delete this.scale; |
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| 83 | delete this.offset; |
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| 84 | } |
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| 85 | } |
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| 86 | var ta=this.chart.theme.axis,_10=0,_11=o.rotation%360,_12=o.font||(ta.majorTick&&ta.majorTick.font)||(ta.tick&&ta.tick.font),_13=_12?g.normalizedLength(g.splitFontString(_12).size):0,_14=Math.abs(Math.cos(_11*Math.PI/180)),_15=Math.abs(Math.sin(_11*Math.PI/180)); |
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| 87 | if(_11<0){ |
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| 88 | _11+=360;
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| 89 | } |
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| 90 | if(_13){
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| 91 | if(this.vertical?_11!=0&&_11!=180:_11!=90&&_11!=270){ |
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| 92 | if(o.maxLabelSize){
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| 93 | _10=o.maxLabelSize; |
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| 94 | }else{
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| 95 | if(this.labels){ |
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| 96 | _10=this._groupLabelWidth(this.labels,_12); |
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| 97 | }else{
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| 98 | var _16=Math.ceil(Math.log(Math.max(Math.abs(tsb.from),Math.abs(tsb.to)))/Math.LN10),t=[];
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| 99 | if(tsb.from<0||tsb.to<0){ |
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| 100 | t.push("-");
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| 101 | } |
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| 102 | t.push(dojo.string.rep("9",_16));
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| 103 | var _17=Math.floor(Math.log(tsb.to-tsb.from)/Math.LN10);
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| 104 | if(_17>0){ |
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| 105 | t.push(".");
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| 106 | t.push(dojo.string.rep("9",_17));
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| 107 | } |
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| 108 | _10=dojox.gfx._base._getTextBox(t.join(""),{font:_12}).w; |
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| 109 | } |
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| 110 | } |
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| 111 | }else{
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| 112 | _10=_13; |
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| 113 | } |
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| 114 | switch(_11){
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| 115 | case 0: |
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| 116 | case 90: |
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| 117 | case 180: |
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| 118 | case 270: |
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| 119 | break;
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| 120 | default:
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| 121 | var _18=Math.sqrt(_10*_10+_13*_13),_19=this.vertical?_13*_14+_10*_15:_10*_14+_13*_15; |
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| 122 | _10=Math.min(_18,_19); |
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| 123 | break;
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| 124 | } |
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| 125 | } |
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| 126 | this.scaler.minMinorStep=_10+_3;
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| 127 | this.ticks=_1.buildTicks(this.scaler,o); |
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| 128 | return this; |
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| 129 | },getScaler:function(){ |
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| 130 | return this.scaler; |
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| 131 | },getTicks:function(){ |
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| 132 | return this.ticks; |
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| 133 | }}); |
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| 134 | })(); |
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| 135 | } |