| 1 | dojo.provide("dojox.drawing.tools.Arrow"); |
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| 2 | |
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| 3 | dojox.drawing.tools.Arrow = dojox.drawing.util.oo.declare( |
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| 4 | // summary: |
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| 5 | // Extends stencil.Line and adds an arrow head |
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| 6 | // to the end and or start. |
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| 7 | // |
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| 8 | dojox.drawing.tools.Line, |
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| 9 | function(options){ |
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| 10 | // summary: constructor |
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| 11 | if(this.arrowStart){ |
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| 12 | this.begArrow = new dojox.drawing.annotations.Arrow({stencil:this, idx1:0, idx2:1}); |
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| 13 | } |
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| 14 | if(this.arrowEnd){ |
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| 15 | this.endArrow = new dojox.drawing.annotations.Arrow({stencil:this, idx1:1, idx2:0}); |
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| 16 | } |
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| 17 | if(this.points.length){ |
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| 18 | // This is protecting against cases when there are no points |
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| 19 | // not sure how that would ever happen |
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| 20 | // Render & label here instead of in base because of Arrow annotation |
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| 21 | this.render(); |
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| 22 | options.label && this.setLabel(options.label); |
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| 23 | } |
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| 24 | }, |
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| 25 | { |
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| 26 | draws:true, |
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| 27 | type:"dojox.drawing.tools.Arrow", |
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| 28 | baseRender:false, |
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| 29 | |
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| 30 | // arrowStart: Boolean |
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| 31 | // Whether or not to place an arrow on start. |
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| 32 | arrowStart:false, |
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| 33 | // |
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| 34 | // arrowEnd: Boolean |
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| 35 | // Whether or not to place an arrow on end. |
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| 36 | arrowEnd:true, |
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| 37 | |
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| 38 | labelPosition: function(){ |
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| 39 | // summary: |
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| 40 | // The custom position used for the label |
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| 41 | // |
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| 42 | var d = this.data; |
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| 43 | var pt = dojox.drawing.util.positioning.label({x:d.x1,y:d.y1},{x:d.x2,y:d.y2}); |
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| 44 | return { |
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| 45 | x:pt.x, |
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| 46 | y:pt.y |
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| 47 | } |
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| 48 | }, |
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| 49 | |
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| 50 | onUp: function(/*EventObject*/obj){ |
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| 51 | // summary: See stencil._Base.onUp |
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| 52 | // |
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| 53 | if(this.created || !this.shape){ return; } |
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| 54 | |
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| 55 | // if too small, need to reset |
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| 56 | var p = this.points; |
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| 57 | var len = this.util.distance(p[0].x,p[0].y,p[1].x,p[1].y); |
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| 58 | if(len<this.minimumSize){ |
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| 59 | this.remove(this.shape, this.hit); |
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| 60 | return; |
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| 61 | } |
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| 62 | |
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| 63 | var pt = this.util.snapAngle(obj, this.angleSnap/180); |
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| 64 | this.setPoints([ |
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| 65 | {x:p[0].x, y:p[0].y}, |
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| 66 | {x:pt.x, y:pt.y} |
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| 67 | ]); |
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| 68 | |
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| 69 | this.renderedOnce = true; |
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| 70 | this.onRender(this); |
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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.Arrow.setup = { |
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| 76 | // summary: See stencil._Base ToolsSetup |
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| 77 | // |
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| 78 | name:"dojox.drawing.tools.Arrow", |
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| 79 | tooltip:"Arrow Tool", |
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| 80 | iconClass:"iconArrow" |
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| 81 | }; |
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| 82 | |
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| 83 | dojox.drawing.register(dojox.drawing.tools.Arrow.setup, "tool"); |
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