scratchfoundation/paper.js
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Simplify Path#arcTo().

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This commit is contained in:
Jürg Lehni 2011-05-06 00:42:10 +01:00
parent a4b37a6278
commit a3065a59d1
1 changed files with 13 additions and 15 deletions
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28
src/path/Path.js
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@ -840,25 +840,24 @@ var Path = this.Path = PathItem.extend({
var relx = Math.cos(angle),
rely = Math.sin(angle),
pt = new Point(
centerX + relx * radius,
centerY + rely * radius);
var out;
if (i == arcSegs) {
out = null;
} else {
out = new Point(
centerX + (relx - z * rely) * radius - pt.x,
centerY + (rely + z * relx) * radius - pt.y);
}
centerX + relx * radius,
centerY + rely * radius
);
var out = i == arcSegs
? null
: new Point(
centerX + (relx - z * rely) * radius - pt.x,
centerY + (rely + z * relx) * radius - pt.y
);
if (i == 0) {
// Modify startSegment
current.setHandleOut(out);
} else {
// Add new Segment
var handleIn = new Point(
centerX + (relx + z * rely) * radius - pt.x,
centerY + (rely - z * relx) * radius - pt.y);
segments.push(new Segment(pt, handleIn, out));
segments.push(new Segment(pt, new Point(
centerX + (relx + z * rely) * radius - pt.x,
centerY + (rely - z * relx) * radius - pt.y
), out));
}
angle += inc;
}
@ -1073,7 +1072,6 @@ var Path = this.Path = PathItem.extend({
// It seems to be compatible with Ai we need to pass pen padding
// untransformed to getBounds()
bounds = getBounds(this, matrix, getPenPadding(radius));
// Create a rectangle of padding size, used for union with bounds
// further down
var joinBounds = new Rectangle(new Size(padding).multiply(2));