webui-aria2/js/libs/dojox/gauges/AnalogNeedleIndicator.js.uncompressed.js
2012-05-01 19:52:07 +08:00

48 lines
1.3 KiB
JavaScript

//>>built
define("dojox/gauges/AnalogNeedleIndicator", ["dojo/_base/declare","./AnalogIndicatorBase"],
function(declare, AnalogIndicatorBase) {
/*=====
AnalogIndicatorBase = dojox.gauges.AnalogIndicatorBase;
=====*/
return declare("dojox.gauges.AnalogNeedleIndicator", [AnalogIndicatorBase], {
// summary:
// An indicator for the AnalogGauge that draws a needle. The needle is drawn on the angle that corresponds
// to the value of the indicator.
_getShapes: function(group){
// summary:
// Override of dojox.gauges.AnalogLineIndicator._getShapes
if(!this._gauge){
return null;
}
var x = Math.floor(this.width/2);
var shapes = [];
var color = this.color ? this.color : 'black';
var strokeColor = this.strokeColor ? this.strokeColor : color;
var strokeWidth = this.strokeWidth ? this.strokeWidth : 1;
var stroke = {
color: strokeColor,
width: strokeWidth
};
if (color.type && !this.strokeColor){
stroke.color = color.colors[0].color;
}
var xy = (Math.sqrt(2) * (x));
shapes[0] = group.createPath()
.setStroke(stroke).setFill(color)
.moveTo(xy, -xy).arcTo((2*x), (2*x), 0, 0, 0, -xy, -xy)
.lineTo(0, -this.length).closePath();
shapes[1] = group.createCircle({cx: 0, cy: 0, r: this.width})
.setStroke(stroke)
.setFill(color);
return shapes;
}
});
});