| 1 | package charts.series.dots {
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| 2 |
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| 3 | import charts.series.dots.PointDotBase;
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| 4 | import flash.display.BlendMode;
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| 5 | import flash.display.Sprite;
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| 6 | import string.Utils;
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| 7 |
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| 8 | public class Hollow extends PointDotBase {
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| 9 |
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| 10 | public function Hollow( index:Number, style:Properties ) {
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| 11 | // tr.aces('h i', index);
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| 12 | super( index, style );
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| 13 |
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| 14 | var colour:Number = string.Utils.get_colour( style.get('colour') );
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| 15 |
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| 16 | this.graphics.clear();
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| 17 | //
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| 18 | // fill a big circle
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| 19 | //
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| 20 | this.graphics.lineStyle( 0, 0, 0 );
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| 21 | this.graphics.beginFill( colour, 1 );
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| 22 | this.graphics.drawCircle( 0, 0, style.get('dot-size'));
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| 23 | //
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| 24 | // punch out the hollow circle:
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| 25 | //
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| 26 | this.graphics.drawCircle( 0, 0, style.get('dot-size')-style.get('width'));
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| 27 | this.graphics.endFill(); // <-- LOOK
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| 28 | //
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| 29 | // HACK: we fill an invisible circle over
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| 30 | // the hollow circle so the mouse over
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| 31 | // event fires correctly (even when the
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| 32 | // mouse is in the hollow part)
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| 33 | //
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| 34 | this.graphics.lineStyle( 0, 0, 0 );
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| 35 | this.graphics.beginFill(0, 0);
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| 36 | this.graphics.drawCircle( 0, 0, style.get('dot-size') );
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| 37 | this.graphics.endFill();
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| 38 | //
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| 39 | // MASK
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| 40 | //
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| 41 | var s:Sprite = new Sprite();
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| 42 | s.graphics.lineStyle( 0, 0, 0 );
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| 43 | s.graphics.beginFill( 0, 1 );
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| 44 | s.graphics.drawCircle( 0, 0, style.get('dot-size') + style.get('halo-size') );
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| 45 | s.blendMode = BlendMode.ERASE;
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| 46 |
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| 47 | this.line_mask = s;
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| 48 | this.attach_events();
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| 49 |
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| 50 | }
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| 51 | }
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| 52 | }
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| 53 |
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