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77 lines
2.3 KiB
77 lines
2.3 KiB
<!DOCTYPE html>
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<html>
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<head>
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<title> 坐标系 </title>
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<script src="../../dist/kity.min.js"></script>
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<script src="coordinate.js"></script>
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<style>
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body, div, html {
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margin: 0;
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padding: 0;
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overflow: hidden;
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}
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</style>
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</head>
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<body>
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</body>
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<script>
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function boxString (box) {
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return [box.x, box.y, box.width, box.height].join(', ');
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}
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var paper = new kity.Paper(document.body).pipe(function() {
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var width = 800, height = 800;
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this.setWidth(width).setHeight(height);
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this.setViewBox(-140.5, -140.5, width, height)
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this.addShape(new Coordinate('black', [-13, 49], [-13, 49]).pipe(function() {
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this.addShape(new kity.Text('参照坐标系')
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.setVerticalAlign('bottom')
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.setX(5).setY(-5));
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}));
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});
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var rect = new Coordinate('red', [-2, 10], [-2, 10]).pipe(function() {
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this.addShape(new kity.Text('自身坐标系')
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.fill('red')
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.setVerticalAlign('bottom')
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.setX(5).setY(-5));
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this.addShape(this.body = new kity.Rect(50, 50, 0, 0)
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.fill('rgba(255, 0, 0, 0.5)')
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.stroke('red')
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.setStyle('cursor', 'move'));
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});
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paper.addShape(rect);
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rect.setTranslate(30, 40);
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rect.addShape(rect.text = new kity.Text()
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.setContent("getBoundaryBox: " + boxString(rect.body.getBoundaryBox()))
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.fill('red')
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.setVerticalAlign('top')
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.setX(150).setY(20));
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paper.addShape(paper.text = new kity.Text()
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.setContent("getRenderBox: " + boxString(rect.body.getRenderBox(paper)))
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.setVerticalAlign('bottom')
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.setX(150).setY(-5));
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var downposition = null;
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rect.on('mousedown', function (e) {
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downposition = e.getPosition(rect);
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});
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paper.on('mousemove', function (e) {
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if(!downposition) return;
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rect.setTranslate(e.getPosition().offset(-downposition.x, -downposition.y));
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rect.text.setContent("getBoundaryBox: " + boxString(rect.body.getBoundaryBox()));
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paper.text.setContent("getRenderBox: " + boxString(rect.body.getRenderBox(paper)));
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});
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paper.on('mouseup', function() {
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downposition = null;
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});
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</script>
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</html>
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