scratchfoundation/paper.js
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Jürg Lehni 2013-10-29 21:18:09 +01:00
parent fd96447ac1
commit 1871e2f7c4
1 changed files with 3 additions and 3 deletions
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6
src/item/Shape.js
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@ -166,7 +166,7 @@ var Shape = Item.extend(/** @lends Shape# */{
ry = radius.height,
kappa = Numerical.KAPPA;
if (shape === 'ellipse') {
// Use four bezier curves and KAPPA value to aproximate ellipse
// Approximate ellipse with four bezier curves and KAPPA.
var cx = rx * kappa,
cy = ry * kappa;
ctx.moveTo(-rx, 0);
@ -182,8 +182,8 @@ var Shape = Item.extend(/** @lends Shape# */{
// straight rect
ctx.rect(-width / 2, -height / 2, width, height);
} else {
// rounded rect. Use inverse kappa to calculate position
// of control points from the corners inwards.
// rounded rect. Use 1 - KAPPA to calculate position of
// control points from the corners inwards.
kappa = 1 - kappa;
var x = width / 2,
y = height / 2,