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root / trunk / web / dojo / dojox / charting / axis2d / Default.js @ 13

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/*
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        Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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        Available via Academic Free License >= 2.1 OR the modified BSD license.
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        see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.charting.axis2d.Default"]){
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dojo._hasResource["dojox.charting.axis2d.Default"]=true;
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dojo.provide("dojox.charting.axis2d.Default");
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dojo.require("dojox.charting.axis2d.Invisible");
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dojo.require("dojox.charting.scaler.linear");
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dojo.require("dojox.charting.axis2d.common");
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dojo.require("dojo.colors");
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dojo.require("dojo.string");
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dojo.require("dojox.gfx");
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dojo.require("dojox.lang.functional");
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dojo.require("dojox.lang.utils");
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(function(){
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var dc=dojox.charting,du=dojox.lang.utils,g=dojox.gfx,_1=dc.scaler.linear,_2=4,_3=45;
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dojo.declare("dojox.charting.axis2d.Default",dojox.charting.axis2d.Invisible,{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,htmlLabels:true},optionalParams:{min:0,max:1,from:0,to:1,majorTickStep:4,minorTickStep:2,microTickStep:1,labels:[],labelFunc:null,maxLabelSize:0,stroke:{},majorTick:{},minorTick:{},microTick:{},tick:{},font:"",fontColor:""},constructor:function(_4,_5){
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this.opt=dojo.delegate(this.defaultParams,_5);
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du.updateWithPattern(this.opt,_5,this.optionalParams);
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},getOffsets:function(){
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var s=this.scaler,_6={l:0,r:0,t:0,b:0};
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if(!s){
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return _6;
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}
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var o=this.opt,_7=0,a,b,c,d,gl=dc.scaler.common.getNumericLabel,_8=0,ma=s.major,mi=s.minor,ta=this.chart.theme.axis,_9=o.font||(ta.majorTick&&ta.majorTick.font)||(ta.tick&&ta.tick.font),_a=this.chart.theme.getTick("major",o),_b=this.chart.theme.getTick("minor",o),_c=_9?g.normalizedLength(g.splitFontString(_9).size):0,_d=o.rotation%360,_e=o.leftBottom,_f=Math.abs(Math.cos(_d*Math.PI/180)),_10=Math.abs(Math.sin(_d*Math.PI/180));
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if(_d<0){
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_d+=360;
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}
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if(_c){
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if(o.maxLabelSize){
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_7=o.maxLabelSize;
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}else{
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if(this.labels){
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_7=this._groupLabelWidth(this.labels,_9);
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}else{
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_7=this._groupLabelWidth([gl(ma.start,ma.prec,o),gl(ma.start+ma.count*ma.tick,ma.prec,o),gl(mi.start,mi.prec,o),gl(mi.start+mi.count*mi.tick,mi.prec,o)],_9);
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}
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}
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if(this.vertical){
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var _11=_e?"l":"r";
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switch(_d){
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case 0:
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case 180:
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_6[_11]=_7;
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_6.t=_6.b=_c/2;
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break;
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case 90:
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case 270:
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_6[_11]=_c;
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_6.t=_6.b=_7/2;
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break;
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default:
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if(_d<=_3||(180<_d&&_d<=(180+_3))){
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_6[_11]=_c*_10/2+_7*_f;
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_6[_e?"t":"b"]=_c*_f/2+_7*_10;
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_6[_e?"b":"t"]=_c*_f/2;
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}else{
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if(_d>(360-_3)||(180>_d&&_d>(180-_3))){
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_6[_11]=_c*_10/2+_7*_f;
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_6[_e?"b":"t"]=_c*_f/2+_7*_10;
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_6[_e?"t":"b"]=_c*_f/2;
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}else{
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if(_d<90||(180<_d&&_d<270)){
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_6[_11]=_c*_10+_7*_f;
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_6[_e?"t":"b"]=_c*_f+_7*_10;
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}else{
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_6[_11]=_c*_10+_7*_f;
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_6[_e?"b":"t"]=_c*_f+_7*_10;
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}
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}
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}
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break;
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}
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_6[_11]+=_2+Math.max(_a.length,_b.length);
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}else{
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var _11=_e?"b":"t";
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switch(_d){
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case 0:
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case 180:
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_6[_11]=_c;
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_6.l=_6.r=_7/2;
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break;
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case 90:
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case 270:
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_6[_11]=_7;
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_6.l=_6.r=_c/2;
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break;
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default:
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if((90-_3)<=_d&&_d<=90||(270-_3)<=_d&&_d<=270){
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_6[_11]=_c*_10/2+_7*_f;
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_6[_e?"r":"l"]=_c*_f/2+_7*_10;
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_6[_e?"l":"r"]=_c*_f/2;
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}else{
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if(90<=_d&&_d<=(90+_3)||270<=_d&&_d<=(270+_3)){
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_6[_11]=_c*_10/2+_7*_f;
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_6[_e?"l":"r"]=_c*_f/2+_7*_10;
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_6[_e?"r":"l"]=_c*_f/2;
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}else{
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if(_d<_3||(180<_d&&_d<(180-_3))){
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_6[_11]=_c*_10+_7*_f;
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_6[_e?"r":"l"]=_c*_f+_7*_10;
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}else{
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_6[_11]=_c*_10+_7*_f;
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_6[_e?"l":"r"]=_c*_f+_7*_10;
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}
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}
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}
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break;
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}
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_6[_11]+=_2+Math.max(_a.length,_b.length);
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}
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}
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if(_7){
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this._cachedLabelWidth=_7;
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}
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return _6;
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},render:function(dim,_12){
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if(!this.dirty){
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return this;
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}
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var o=this.opt,ta=this.chart.theme.axis,_13=o.leftBottom,_14=o.rotation%360,_15,_16,_17,_18,_19,_1a,_1b,_1c=o.font||(ta.majorTick&&ta.majorTick.font)||(ta.tick&&ta.tick.font),_1d=o.fontColor||(ta.majorTick&&ta.majorTick.fontColor)||(ta.tick&&ta.tick.fontColor)||"black",_1e=this.chart.theme.getTick("major",o),_1f=this.chart.theme.getTick("minor",o),_20=this.chart.theme.getTick("micro",o),_21=Math.max(_1e.length,_1f.length,_20.length),_22="stroke" in o?o.stroke:ta.stroke,_23=_1c?g.normalizedLength(g.splitFontString(_1c).size):0;
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if(_14<0){
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_14+=360;
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}
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if(this.vertical){
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_15={y:dim.height-_12.b};
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_16={y:_12.t};
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_17={x:0,y:-1};
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_1a={x:0,y:0};
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_18={x:1,y:0};
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_19={x:_2,y:0};
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switch(_14){
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case 0:
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_1b="end";
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_1a.y=_23*0.4;
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break;
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case 90:
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_1b="middle";
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_1a.x=-_23;
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break;
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case 180:
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_1b="start";
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_1a.y=-_23*0.4;
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break;
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case 270:
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_1b="middle";
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break;
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default:
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if(_14<_3){
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_1b="end";
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_1a.y=_23*0.4;
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}else{
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if(_14<90){
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_1b="end";
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_1a.y=_23*0.4;
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}else{
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if(_14<(180-_3)){
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_1b="start";
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}else{
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if(_14<(180+_3)){
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_1b="start";
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_1a.y=-_23*0.4;
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}else{
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if(_14<270){
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_1b="start";
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_1a.x=_13?0:_23*0.4;
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}else{
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if(_14<(360-_3)){
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_1b="end";
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_1a.x=_13?0:_23*0.4;
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}else{
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_1b="end";
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_1a.y=_23*0.4;
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}
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}
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}
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}
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}
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}
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}
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if(_13){
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_15.x=_16.x=_12.l;
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_18.x=-1;
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_19.x=-_19.x;
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}else{
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_15.x=_16.x=dim.width-_12.r;
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switch(_1b){
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case "start":
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_1b="end";
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break;
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case "end":
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_1b="start";
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break;
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case "middle":
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_1a.x+=_23;
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break;
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}
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}
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}else{
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_15={x:_12.l};
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_16={x:dim.width-_12.r};
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_17={x:1,y:0};
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_1a={x:0,y:0};
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_18={x:0,y:1};
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_19={x:0,y:_2};
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switch(_14){
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case 0:
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_1b="middle";
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_1a.y=_23;
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break;
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case 90:
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_1b="start";
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_1a.x=-_23*0.4;
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break;
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case 180:
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_1b="middle";
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break;
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case 270:
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_1b="end";
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_1a.x=_23*0.4;
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break;
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default:
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if(_14<(90-_3)){
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_1b="start";
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_1a.y=_13?_23:0;
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}else{
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if(_14<(90+_3)){
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_1b="start";
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_1a.x=-_23*0.4;
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}else{
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if(_14<180){
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_1b="start";
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_1a.y=_13?0:-_23;
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}else{
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if(_14<(270-_3)){
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_1b="end";
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_1a.y=_13?0:-_23;
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}else{
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if(_14<(270+_3)){
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_1b="end";
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_1a.y=_13?_23*0.4:0;
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}else{
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_1b="end";
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_1a.y=_13?_23:0;
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}
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}
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}
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}
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}
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}
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if(_13){
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_15.y=_16.y=dim.height-_12.b;
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}else{
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_15.y=_16.y=_12.t;
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_18.y=-1;
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_19.y=-_19.y;
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switch(_1b){
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case "start":
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_1b="end";
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break;
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case "end":
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_1b="start";
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break;
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case "middle":
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_1a.y-=_23;
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break;
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}
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}
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}
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this.cleanGroup();
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try{
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var s=this.group,c=this.scaler,t=this.ticks,_24,f=_1.getTransformerFromModel(this.scaler),_25=(dojox.gfx.renderer=="canvas"),_26=_25||!_14&&this.opt.htmlLabels&&!dojo.isIE&&!dojo.isOpera?"html":"gfx",dx=_18.x*_1e.length,dy=_18.y*_1e.length;
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s.createLine({x1:_15.x,y1:_15.y,x2:_16.x,y2:_16.y}).setStroke(_22);
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dojo.forEach(t.major,function(_27){
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var _28=f(_27.value),_29,x=_15.x+_17.x*_28,y=_15.y+_17.y*_28;
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s.createLine({x1:x,y1:y,x2:x+dx,y2:y+dy}).setStroke(_1e);
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if(_27.label){
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_29=dc.axis2d.common.createText[_26](this.chart,s,x+dx+_19.x+(_14?0:_1a.x),y+dy+_19.y+(_14?0:_1a.y),_1b,_27.label,_1c,_1d);
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if(_26=="html"){
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this.htmlElements.push(_29);
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}else{
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if(_14){
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_29.setTransform([{dx:_1a.x,dy:_1a.y},g.matrix.rotategAt(_14,x+dx+_19.x,y+dy+_19.y)]);
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}
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}
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}
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},this);
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dx=_18.x*_1f.length;
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dy=_18.y*_1f.length;
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_24=c.minMinorStep<=c.minor.tick*c.bounds.scale;
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dojo.forEach(t.minor,function(_2a){
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var _2b=f(_2a.value),_2c,x=_15.x+_17.x*_2b,y=_15.y+_17.y*_2b;
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s.createLine({x1:x,y1:y,x2:x+dx,y2:y+dy}).setStroke(_1f);
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if(_24&&_2a.label){
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_2c=dc.axis2d.common.createText[_26](this.chart,s,x+dx+_19.x+(_14?0:_1a.x),y+dy+_19.y+(_14?0:_1a.y),_1b,_2a.label,_1c,_1d);
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if(_26=="html"){
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this.htmlElements.push(_2c);
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}else{
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if(_14){
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_2c.setTransform([{dx:_1a.x,dy:_1a.y},g.matrix.rotategAt(_14,x+dx+_19.x,y+dy+_19.y)]);
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}
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}
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}
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},this);
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dx=_18.x*_20.length;
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dy=_18.y*_20.length;
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dojo.forEach(t.micro,function(_2d){
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var _2e=f(_2d.value),_2f,x=_15.x+_17.x*_2e,y=_15.y+_17.y*_2e;
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s.createLine({x1:x,y1:y,x2:x+dx,y2:y+dy}).setStroke(_20);
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},this);
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}
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catch(e){
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}
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this.dirty=false;
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return this;
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}});
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})();
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}