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Update PathStructure example to code from website.

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This commit is contained in:
Jürg Lehni 2014-01-05 19:01:05 +01:00
parent 413e4efce4
commit 2973fef6bd
1 changed files with 56 additions and 73 deletions

129
examples/Scripts/PathStructure.html
View file

@ -6,91 +6,74 @@
<link rel="stylesheet" href="../css/style.css">
<script type="text/javascript" src="../../dist/paper.js"></script>
<script type="text/paperscript" canvas="canvas">
var path = new Path();
var segmentTexts = new Layer();
for (var i = 0; i < 3; i++) {
new PointText({
content: i,
justification: 'center',
fontSize: 12
});
}
var handleTexts = new Layer();
for (var i = 0; i < 2; i++) {
new PointText({
content: 'handleIn',
justification: 'center',
fontSize: 12
});
new PointText({
content: 'handleOut',
justification: 'center',
fontSize: 12
});
}
function onResize() {
var width = view.size.width;
var offset = width / 30;
var vector = new Point({
angle: 45,
length: width / 5
});
var yMiddle = view.size.height / 2;
path.segments = [
{
point: [offset, yMiddle],
handleIn: null,
handleOut: vector.rotate(-90)
},
{
point: [width / 2, yMiddle],
handleIn: vector.rotate(-180),
handleOut: vector
},
{
point: [width - offset, yMiddle],
handleIn: vector.rotate(90),
handleOut: null
}
];
path.fullySelected = true;
for (var i = 0; i < path.segments.length; i++) {
var point = path.segments[i].point;
segmentTexts.children[i].point = point - [0, 10];
}
onMouseMove({
point: view.bounds.bottomRight
});
}
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({
segments: [
[[offset, y], null, vector.rotate(-90)],
[[width / 2, y], vector.rotate(-180), vector],
[[width - offset, y], vector.rotate(90), null]
],
fullySelected: true
});
function onMouseMove(event) {
var point = event.point.clone();
// Constrain the event point, to not cut off the text:
if (point.y < 22) {
if (point.y < 22)
point.y = 22;
}
if (point.y > view.size.height - 24) {
if (point.y > view.size.height - 24)
point.y = view.size.height - 24;
}
var delta = point - view.center;
for (var i = 0; i < path.curves.length; i++) {
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;
var yMiddle = view.size.height / 2;
var offset = (firstPoint.y < yMiddle ? [0, 10] : [0, -18]);
handleTexts.children[i * 2].point = secondPoint - offset;
handleTexts.children[i * 2 + 1].point = firstPoint - offset;
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({
point: segment.point - [0, 10],
content: i,
fontSize: 12,
justification: 'center'
});
}
for (var i = 0; i < 2; i++) {
var handleInText = new PointText({
content: 'handleIn',
fontSize: 12,
justification: 'center'
});
handleTexts.push(handleInText);
var handleOutText = new PointText({
content: 'handleOut',
fontSize: 12,
justification: 'center'
});
handleTexts.push(handleOutText);
}
// Call onMouseMove once to correctly position the text items:
onMouseMove({
point: view.center + vector.rotate(-90)
});
</script>
</head>
<body>