svnno****@sourc*****
svnno****@sourc*****
2011年 1月 30日 (日) 21:05:05 JST
ForkRevision: 2344
http://sourceforge.jp/projects/sie/svn/view?view=rev&revision=2344
Author: dhrname
Date: 2011-01-30 21:05:05 +0900 (Sun, 30 Jan 2011)
Log Message:
-----------
SVGMatrixのrotateFromVectorメソッドがラジアンを間違えていたため修正
Modified Paths:
--------------
branches/06x/069/org/w3c/dom/svg.js
Modified: branches/06x/069/org/w3c/dom/svg.js
===================================================================
--- branches/06x/069/org/w3c/dom/svg.js 2011-01-29 11:08:11 UTC (rev 2343)
+++ branches/06x/069/org/w3c/dom/svg.js 2011-01-30 12:05:05 UTC (rev 2344)
@@ -1820,17 +1820,21 @@
m.c = -m.b;
m.d = m.a;
var s = this.multiply(m);
- m = null;
+ m = rad = null;
return s;
},
//座標(x, y)と原点の角度の分だけ、回転する
/*SVGMatrix*/ rotateFromVector : function(/*float*/ x, /*float*/ y ) {
- if (x === 0 || y === 0) {
+ if ((x === 0) || (y === 0) || !isFinite(x) || !isFinite(y)) {
throw (new SVGException(SVGException.SVG_INVALID_VALUE_ERR))
}
- var m = this.rotate(Math.atan2(y, x));
+ var m = new SVGMatrix(), rad = Math.atan2(y, x);
+ m.a = Math.cos(rad);
+ m.b = Math.sin(rad);
+ m.c = -m.b;
+ m.d = m.a;
var s = this.multiply(m);
- m = null;
+ m = rad = null;
return s;
},
/*SVGMatrix*/ flipX : function() {