30 lines
4.2 KiB
JavaScript
30 lines
4.2 KiB
JavaScript
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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: 1.0.0b2_r792
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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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*/
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(function(a){a.jqplot.CanvasAxisTickRenderer=function(b){this.mark="outside";this.showMark=true;this.showGridline=true;this.isMinorTick=false;this.angle=0;this.markSize=4;this.show=true;this.showLabel=true;this.labelPosition="auto";this.label="";this.value=null;this._styles={};this.formatter=a.jqplot.DefaultTickFormatter;this.formatString="";this.prefix="";this.fontFamily='"Trebuchet MS", Arial, Helvetica, sans-serif';this.fontSize="10pt";this.fontWeight="normal";this.fontStretch=1;this.textColor="#666666";this.enableFontSupport=true;this.pt2px=null;this._elem;this._ctx;this._plotWidth;this._plotHeight;this._plotDimensions={height:null,width:null};a.extend(true,this,b);var c={fontSize:this.fontSize,fontWeight:this.fontWeight,fontStretch:this.fontStretch,fillStyle:this.textColor,angle:this.getAngleRad(),fontFamily:this.fontFamily};if(this.pt2px){c.pt2px=this.pt2px}if(this.enableFontSupport){function d(){return !!(document.createElement("canvas").getContext&&typeof document.createElement("canvas").getContext("2d").fillText=="function")}if(d()){this._textRenderer=new a.jqplot.CanvasFontRenderer(c)}else{this._textRenderer=new a.jqplot.CanvasTextRenderer(c)}}else{this._textRenderer=new a.jqplot.CanvasTextRenderer(c)}};a.jqplot.CanvasAxisTickRenderer.prototype.init=function(b){a.extend(true,this,b);this._textRenderer.init({fontSize:this.fontSize,fontWeight:this.fontWeight,fontStretch:this.fontStretch,fillStyle:this.textColor,angle:this.getAngleRad(),fontFamily:this.fontFamily})};a.jqplot.CanvasAxisTickRenderer.prototype.getWidth=function(d){if(this._elem){return this._elem.outerWidth(true)}else{var f=this._textRenderer;var c=f.getWidth(d);var e=f.getHeight(d);var b=Math.abs(Math.sin(f.angle)*e)+Math.abs(Math.cos(f.angle)*c);return b}};a.jqplot.CanvasAxisTickRenderer.prototype.getHeight=function(d){if(this._elem){return this._elem.outerHeight(true)}else{var f=this._textRenderer;var c=f.getWidth(d);var e=f.getHeight(d);var b=Math.abs(Math.cos(f.angle)*e)+Math.abs(Math.sin(f.angle)*c);return b}};a.jqplot.CanvasAxisTickRenderer.prototype.getAngleRad=function(){var b=this.angle*Math.PI/180;return b};a.jqplot.CanvasAxisTickRenderer.prototype.setTick=function(b,d,c){this.value=b;if(c){this.isMinorTick=true}return this};a.jqplot.CanvasAxisTickRenderer.prototype.draw=function(c,f){if(!this.label){this.label=this.prefix+this.formatter(this.formatString,this.value)}if(this._elem){if(a.jqplot.use_excanvas){window.G_vmlCanvasManager.uninitElement(this._elem.get(0))}this._elem.emptyForce();this._elem=null}var e=f.canvasManager.getCanvas();this._textRenderer.setText(this.label,c);var b=this.getWidth(c);var d=this.getHeight(c);e.width=b;e.height=d;e.style.width=b;e.style.height=d;e.style.textAlign="left";e.style.position="absolute";e=f.canvasManager.initCanvas(e);this._elem=a(e);this._elem.css(this._styles);this._elem.addClass("jqplot-"+this.axis+"-tick");e=null;return this._elem};a.jqplot.CanvasAxisTickRenderer.prototype.pack=function(){this._textRenderer.draw(this._elem.get(0).getContext("2d"),this.label)}})(jQuery);
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