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57 lines
12 KiB
57 lines
12 KiB
14 years ago
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/**
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* jqPlot
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* Pure JavaScript plotting plugin using jQuery
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*
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* Version: 1.0.2r1108
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*
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* Copyright (c) 2009-2011 Chris Leonello
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* jqPlot is currently available for use in all personal or commercial projects
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* under both the MIT (http://www.opensource.org/licenses/mit-license.php) and GPL
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* version 2.0 (http://www.gnu.org/licenses/gpl-2.0.html) licenses. This means that you can
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* choose the license that best suits your project and use it accordingly.
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*
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* Although not required, the author would appreciate an email letting him
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* know of any substantial use of jqPlot. You can reach the author at:
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* chris at jqplot dot com or see http://www.jqplot.com/info.php .
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*
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* If you are feeling kind and generous, consider supporting the project by
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* making a donation at: http://www.jqplot.com/donate.php .
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*
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* sprintf functions contained in jqplot.sprintf.js by Ash Searle:
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*
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* version 2007.04.27
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* author Ash Searle
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* http://hexmen.com/blog/2007/03/printf-sprintf/
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* http://hexmen.com/js/sprintf.js
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* The author (Ash Searle) has placed this code in the public domain:
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* "This code is unrestricted: you are free to use it however you like."
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*
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* included jsDate library by Chris Leonello:
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*
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* Copyright (c) 2010-2011 Chris Leonello
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*
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* jsDate is currently available for use in all personal or commercial projects
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* under both the MIT and GPL version 2.0 licenses. This means that you can
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* choose the license that best suits your project and use it accordingly.
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*
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* jsDate borrows many concepts and ideas from the Date Instance
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* Methods by Ken Snyder along with some parts of Ken's actual code.
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*
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* Ken's origianl Date Instance Methods and copyright notice:
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*
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* Ken Snyder (ken d snyder at gmail dot com)
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* 2008-09-10
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* version 2.0.2 (http://kendsnyder.com/sandbox/date/)
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* Creative Commons Attribution License 3.0 (http://creativecommons.org/licenses/by/3.0/)
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*
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* jqplotToImage function based on Larry Siden's export-jqplot-to-png.js.
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* Larry has generously given permission to adapt his code for inclusion
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* into jqPlot.
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*
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* Larry's original code can be found here:
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*
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* https://github.com/lsiden/export-jqplot-to-png
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*
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*
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*/
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(function(h){h.jqplot.DateAxisRenderer=function(){h.jqplot.LinearAxisRenderer.call(this);this.date=new h.jsDate()};var c=1000;var e=60*c;var f=60*e;var l=24*f;var b=7*l;var j=30.4368499*l;var k=365.242199*l;var g=[31,28,31,30,31,30,31,30,31,30,31,30];var i=["%M:%S.%#N","%M:%S.%#N","%M:%S.%#N","%M:%S","%M:%S","%M:%S","%M:%S","%H:%M:%S","%H:%M:%S","%H:%M","%H:%M","%H:%M","%H:%M","%H:%M","%H:%M","%a %H:%M","%a %H:%M","%b %e %H:%M","%b %e %H:%M","%b %e %H:%M","%b %e %H:%M","%v","%v","%v","%v","%v","%v","%v"];var m=[0.1*c,0.2*c,0.5*c,c,2*c,5*c,10*c,15*c,30*c,e,2*e,5*e,10*e,15*e,30*e,f,2*f,4*f,6*f,8*f,12*f,l,2*l,3*l,4*l,5*l,b,2*b];var d=[];function a(p,s,t){var o=Number.MAX_VALUE;var u,r,v;for(var q=0,n=m.length;q<n;q++){u=Math.abs(t-m[q]);if(u<o){o=u;r=m[q];v=i[q]}}return[r,v]}h.jqplot.DateAxisRenderer.prototype=new h.jqplot.LinearAxisRenderer();h.jqplot.DateAxisRenderer.prototype.constructor=h.jqplot.DateAxisRenderer;h.jqplot.DateTickFormatter=function(n,o){if(!n){n="%Y/%m/%d"}return h.jsDate.strftime(o,n)};h.jqplot.DateAxisRenderer.prototype.init=function(E){this.tickOptions.formatter=h.jqplot.DateTickFormatter;this.tickInset=0;this.drawBaseline=true;this.baselineWidth=null;this.baselineColor=null;this.daTickInterval=null;this._daTickInterval=null;h.extend(true,this,E);var C=this._dataBounds,u,x,D,y,A,z,o;for(var t=0;t<this._series.length;t++){u={intervals:[],frequencies:{},sortedIntervals:[],min:null,max:null,mean:null};x=0;D=this._series[t];y=D.data;A=D._plotData;z=D._stackData;o=0;for(var r=0;r<y.length;r++){if(this.name=="xaxis"||this.name=="x2axis"){y[r][0]=new h.jsDate(y[r][0]).getTime();A[r][0]=new h.jsDate(y[r][0]).getTime();z[r][0]=new h.jsDate(y[r][0]).getTime();if((y[r][0]!=null&&y[r][0]<C.min)||C.min==null){C.min=y[r][0]}if((y[r][0]!=null&&y[r][0]>C.max)||C.max==null){C.max=y[r][0]}if(r>0){o=Math.abs(y[r][0]-y[r-1][0]);u.intervals.push(o);if(u.frequencies.hasOwnProperty(o)){u.frequencies[o]+=1}else{u.frequencies[o]=1}}x+=o}else{y[r][1]=new h.jsDate(y[r][1]).getTime();A[r][1]=new h.jsDate(y[r][1]).getTime();z[r][1]=new h.jsDate(y[r][1]).getTime();if((y[r][1]!=null&&y[r][1]<C.min)||C.min==null){C.min=y[r][1]}if((y[r][1]!=null&&y[r][1]>C.max)||C.max==null){C.max=y[r][1]}if(r>0){o=Math.abs(y[r][1]-y[r-1][1]);u.intervals.push(o);if(u.frequencies.hasOwnProperty(o)){u.frequencies[o]+=1}else{u.frequencies[o]=1}}}x+=o}if(D.renderer.bands){if(D.renderer.bands.hiData.length){var w=D.renderer.bands.hiData;for(var r=0,q=w.length;r<q;r++){if(this.name==="xaxis"||this.name==="x2axis"){w[r][0]=new h.jsDate(w[r][0]).getTime();if((w[r][0]!=null&&w[r][0]>C.max)||C.max==null){C.max=w[r][0]}}else{w[r][1]=new h.jsDate(w[r][1]).getTime();if((w[r][1]!=null&&w[r][1]>C.max)||C.max==null){C.max=w[r][1]}}}}if(D.renderer.bands.lowData.length){var w=D.renderer.bands.lowData;for(var r=0,q=w.length;r<q;r++){if(this.name==="xaxis"||this.name==="x2axis"){w[r][0]=new h.jsDate(w[r][0]).getTime();if((w[r][0]!=null&&w[r][0]<C.min)||C.min==null){C.min=w[r][0]}}else{w[r][1]=new h.jsDate(w[r][1]).getTime();if((w[r][1]!=null&&w[r][1]<C.min)||C.min==null){C.min=w[r][1]}}}}}var B=0,v=0;for(var p in u.frequencies){u.sortedIntervals.push({interval:p,frequency:u.frequencies[p]})}u.sortedIntervals.sort(function(s,n){return n.frequency-s.frequency});u.min=h.jqplot.arrayMin(u.intervals);u.max=h.jqplot.arrayMax(u.intervals);u.mean=x/y.length;this._intervalStats.push(u);u=x=D=y=A=z=null}C=null};h.jqplot.DateAxisRenderer.prototype.reset=function(){this.min=this._options.min;this.max=this._options.max;this.tickInterval=this._options.tickInterval;this.numberTicks=this._options.numberTicks;this._autoFormatString="";if(this._overrideFormatString&&this.tickOptions&&this.tickOptions.formatString){this.tickOptions.formatString=""}this.daTickInterval=this._daTickInterval};h.jqplot.DateAxisRenderer.prototype.createTicks=function(p){var W=this._ticks;var L=this.ticks;var F=this.name;var H=this._dataBounds;var M=this._intervalStats;var n=(this.name.charAt(0)==="x")?this._plotDimensions.width:this._plotDimensions.height;var w;var ad,J;var y,x;var ac,Z;var s=30;var O=1;var v=
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