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51 Text { font.pointSize:25; text:"Rounded rectangle"; anchors.horizontalCenter:parent.horizontalCenter}
57 renderTarget:Canvas.Image
58 renderStrategy: Canvas.Immediate
60 property int radius: rCtrl.value
61 property int rectx: rxCtrl.value
62 property int recty: ryCtrl.value
63 property int rectWidth: width - 2*rectx
64 property int rectHeight: height - 2*recty
65 property string strokeStyle:"blue"
66 property string fillStyle:"steelblue"
67 property int lineWidth:lineWidthCtrl.value
68 property bool fill:true
69 property bool stroke:true
70 property real alpha:alphaCtrl.value
72 onLineWidthChanged:requestPaint();
73 onFillChanged:requestPaint();
74 onStrokeChanged:requestPaint();
75 onRadiusChanged:requestPaint();
76 onRectxChanged:requestPaint();
77 onRectyChanged:requestPaint();
78 onAlphaChanged:requestPaint();
81 var ctx = getContext("2d");
83 ctx.clearRect(0,0,canvas.width, canvas.height);
84 ctx.strokeStyle = canvas.strokeStyle;
85 ctx.lineWidth = canvas.lineWidth
86 ctx.fillStyle = canvas.fillStyle
87 ctx.globalAlpha = canvas.alpha
89 ctx.moveTo(rectx+radius,recty); // top side
90 ctx.lineTo(rectx+rectWidth-radius,recty);
91 // draw top right corner
92 ctx.arcTo(rectx+rectWidth,recty,rectx+rectWidth,recty+radius,radius);
93 ctx.lineTo(rectx+rectWidth,recty+rectHeight-radius); // right side
94 // draw bottom right corner
95 ctx.arcTo(rectx+rectWidth,recty+rectHeight,rectx+rectWidth-radius,recty+rectHeight,radius);
96 ctx.lineTo(rectx+radius,recty+rectHeight); // bottom side
97 // draw bottom left corner
98 ctx.arcTo(rectx,recty+rectHeight,rectx,recty+rectHeight-radius,radius);
99 ctx.lineTo(rectx,recty+radius); // left side
100 // draw top left corner
101 ctx.arcTo(rectx,recty,rectx+radius,recty,radius);
117 Slider {id:lineWidthCtrl; width:300; height:30; min:1; max:10; init:2; name:"Line width"}
118 Slider {id:rxCtrl; width:300; height:30; min:5; max:30; init:10; name:"rectx"}
119 Slider {id:ryCtrl; width:300; height:30; min:5; max:30; init:10; name:"recty"}
120 Slider {id:rCtrl; width:300; height:30; min:10; max:100; init:40; name:"Radius"}
121 Slider {id:alphaCtrl; width:300; height:30; min:0; max:1; init:1; name:"Alpha"}