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Add PathStructure example to Scripts.

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Jonathan Puckey 2011-05-16 15:26:07 +02:00
parent 979ab18e9a
commit 06f738d4db
1 changed files with 74 additions and 0 deletions
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examples/Scripts/PathStructure.html Normal file
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<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Example</title>
<link rel="stylesheet" href="../css/style.css">
<script type="text/javascript">var root = '../../'</script>
<script type="text/javascript" src="../../src/load.js"></script>
<script type="text/paperscript" canvas="canvas">
var y = view.size.height / 2;
var width = view.size.width;
var vector = new Point({
angle: 45,
length: width / 5
});
var offset = width / 30;
var handleTexts = [];
var path = new Path();
path.segments = [
[[offset, y], null, vector.rotate(-90)],
[[width / 2, y], vector.rotate(-180), vector],
[[width - offset, y], vector.rotate(90), null]
];
path.selected = true;
function onMouseMove(event) {
var point = event.point.clone();
// Constrain the event point, to not cut off the text:
if (point.y < 22)
point.y = 22;
if (point.y > view.size.height - 24)
point.y = view.size.height - 24;
var delta = point - view.center;
for (var i = 0; i < 2; i++) {
var curve = path.curves[i];
curve.handle1.y = curve.handle2.y = delta.y * (i % 2 ? 1 : -1);
var firstPoint = curve.point1 + curve.handle1;
var secondPoint = curve.point2 + curve.handle2;
handleTexts[i * 2].point = secondPoint -
(firstPoint.y < y ? [0, 10] : [0, -18]);
handleTexts[i * 2 + 1].point = firstPoint -
(firstPoint.y < y ? [0, 10] : [0, -18]);
}
}
project.currentStyle.fillColor = 'black';
for (var i = 0; i < 3; i++) {
var segment = path.segments[i];
var text = new PointText(segment.point - [0, 10]);
text.content = i;
text.paragraphStyle.justification = 'center';
}
for (var i = 0; i < 2; i++) {
var handleInText = new PointText();
handleInText.content = 'handleIn';
handleInText.paragraphStyle.justification = 'center';
handleInText.characterStyle.fontSize = 9;
handleTexts.push(handleInText);
var handleOutText = new PointText();
handleOutText.content = 'handleOut';
handleOutText.paragraphStyle.justification = 'center';
handleOutText.characterStyle.fontSize = 9;
handleTexts.push(handleOutText);
}
// Call onMouseMove once to correctly position the text items:
onMouseMove({ point: view.center - vector.rotate(-90) });
</script>
</head>
<body>
<canvas id='canvas' width=303 height=167 resize></canvas>
</body>