94 lines
3.0 KiB
JavaScript
94 lines
3.0 KiB
JavaScript
//>>built
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define("dojox/gauges/AnalogArcIndicator", ["dojo/_base/declare","dojo/_base/lang","dojo/_base/connect","dojo/_base/fx","./AnalogIndicatorBase"],
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function(declare, lang, connect, fx, AnalogIndicatorBase) {
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/*=====
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AnalogIndicatorBase = dojox.gauges.AnalogIndicatorBase;
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=====*/
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return declare("dojox.gauges.AnalogArcIndicator",[AnalogIndicatorBase],{
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// summary:
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// An indicator for the AnalogGauge that draws a segment of arc.
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// The segment of arc starts at the start angle of the gauge and ends at the
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// angle that corresponds to the value of the indicator.
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_createArc: function(val){
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// Creating the Arc Path string manually. This is instead of creating new dojox.gfx.Path object
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// each time since we really just need the Path string (to use with setShape) and we don't want to
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// have to redo the connects, etc.
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if(this.shape){
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var startAngle = this._gauge._mod360(this._gauge.startAngle);
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var a = this._gauge._getRadians(this._gauge._getAngle(val));
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var sa = this._gauge._getRadians(startAngle);
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if (this._gauge.orientation == 'cclockwise'){
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var tmp = a;
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a = sa;
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sa = tmp;
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}
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var arange;
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var big = 0;
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if (sa<=a)
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arange = a-sa;
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else
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arange = 2*Math.PI+a-sa;
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if(arange>Math.PI){big=1;}
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var cosa = Math.cos(a);
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var sina = Math.sin(a);
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var cossa = Math.cos(sa);
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var sinsa = Math.sin(sa);
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var off = this.offset + this.width;
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var p = ['M'];
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p.push(this._gauge.cx+this.offset*sinsa);
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p.push(this._gauge.cy-this.offset*cossa);
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p.push('A', this.offset, this.offset, 0, big, 1);
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p.push(this._gauge.cx+this.offset*sina);
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p.push(this._gauge.cy-this.offset*cosa);
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p.push('L');
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p.push(this._gauge.cx+off*sina);
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p.push(this._gauge.cy-off*cosa);
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p.push('A', off, off, 0, big, 0);
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p.push(this._gauge.cx+off*sinsa);
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p.push(this._gauge.cy-off*cossa);
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p.push('z');
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this.shape.setShape(p.join(' '));
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this.currentValue = val;
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}
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},
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draw: function(group, /*Boolean?*/ dontAnimate){
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// summary:
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// Override of dojox.gauges._Indicator.draw
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var v = this.value;
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if(v < this._gauge.min){v = this._gauge.min;}
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if(v > this._gauge.max){v = this._gauge.max;}
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if(this.shape){
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if(dontAnimate){
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this._createArc(v);
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}else{
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var anim = new fx.Animation({curve: [this.currentValue, v], duration: this.duration, easing: this.easing});
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connect.connect(anim, "onAnimate", lang.hitch(this, this._createArc));
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anim.play();
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}
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}else{
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var color = this.color ? this.color : 'black';
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var strokeColor = this.strokeColor ? this.strokeColor : color;
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var stroke = {color: strokeColor, width: 1};
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if(this.color.type && !this.strokeColor){
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stroke.color = this.color.colors[0].color;
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}
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this.shape = group.createPath().setStroke(stroke).setFill(color);
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this._createArc(v);
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this.shape.connect("onmouseover", this, this.handleMouseOver);
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this.shape.connect("onmouseout", this, this.handleMouseOut);
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this.shape.connect("onmousedown", this, this.handleMouseDown);
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this.shape.connect("touchstart", this, this.handleTouchStart);
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}
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}
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});
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});
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