| 1 | dojo.provide("dojox.drawing.tools.Pencil"); |
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| 2 | |
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| 3 | dojox.drawing.tools.Pencil = dojox.drawing.util.oo.declare( |
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| 4 | // summary: |
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| 5 | // Class for a drawable, continous Path |
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| 6 | // |
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| 7 | dojox.drawing.stencil.Path, |
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| 8 | function(){ |
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| 9 | // summary: constructor |
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| 10 | this._started = false; |
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| 11 | }, |
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| 12 | { |
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| 13 | draws:true, |
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| 14 | // minDist: Number |
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| 15 | // The distance the mouse must travel before rendering |
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| 16 | // a path segment. Lower number is a higher definition |
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| 17 | // path but more points. |
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| 18 | minDist: 15, // how to make this more dynamic? Settable? |
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| 19 | |
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| 20 | onDown: function(obj){ |
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| 21 | this._started = true; |
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| 22 | var p = { |
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| 23 | x:obj.x, |
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| 24 | y:obj.y |
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| 25 | }; |
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| 26 | this.points = [p]; |
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| 27 | this.lastPoint = p; |
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| 28 | this.revertRenderHit = this.renderHit; |
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| 29 | this.renderHit = false; |
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| 30 | this.closePath = false; |
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| 31 | }, |
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| 32 | |
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| 33 | onDrag: function(obj){ |
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| 34 | if( |
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| 35 | !this._started |
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| 36 | || this.minDist > this.util.distance(obj.x, obj.y, this.lastPoint.x, this.lastPoint.y) |
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| 37 | ){ return; } |
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| 38 | |
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| 39 | var p = { |
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| 40 | x:obj.x, |
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| 41 | y:obj.y |
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| 42 | }; |
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| 43 | this.points.push(p); |
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| 44 | this.render(); |
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| 45 | this.checkClosePoint(this.points[0], obj); |
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| 46 | this.lastPoint = p; |
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| 47 | }, |
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| 48 | |
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| 49 | onUp: function(obj){ |
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| 50 | if(!this._started){ return; } |
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| 51 | if(!this.points || this.points.length<2){ |
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| 52 | this._started = false; |
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| 53 | this.points = []; |
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| 54 | return; |
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| 55 | } |
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| 56 | var box = this.getBounds(); |
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| 57 | if(box.w<this.minimumSize && box.h<this.minimumSize){ |
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| 58 | this.remove(this.hit, this.shape, this.closeGuide); |
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| 59 | this._started = false; |
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| 60 | this.setPoints([]); |
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| 61 | return; |
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| 62 | } |
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| 63 | if(this.checkClosePoint(this.points[0], obj, true)){ |
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| 64 | this.closePath = true; |
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| 65 | } |
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| 66 | this.renderHit = this.revertRenderHit; |
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| 67 | this.renderedOnce = true; |
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| 68 | this.render(); |
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| 69 | this.onRender(this); |
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| 70 | |
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| 71 | } |
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| 72 | } |
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| 73 | ); |
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| 74 | |
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| 75 | dojox.drawing.tools.Pencil.setup = { |
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| 76 | // summary: See Base ToolsSetup |
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| 77 | // |
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| 78 | name:"dojox.drawing.tools.Pencil", |
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| 79 | tooltip:"Pencil Tool", |
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| 80 | iconClass:"iconLine" |
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| 81 | }; |
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| 82 | |
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| 83 | dojox.drawing.register(dojox.drawing.tools.Pencil.setup, "tool"); |
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