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Adding vectorEffect: non-scaling-stroke workaround to all of Webkit, since this bug has propagated to Safari 6 and Mobile Safari on iOS6 

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2154 eee81c28-f429-11dd-99c0-75d572ba1ddd
master
Mark MacKay 2012-11-13 10:37:24 +00:00
parent 4cc9c7d0ec
commit 7846230af9
1 changed files with 10 additions and 8 deletions
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18
editor/svgcanvas.js
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@ -2516,26 +2516,28 @@ var getMouseTarget = this.getMouseTarget = function(evt) {
tlist.appendItem(svgroot.createSVGTransform());
if(svgedit.browser.supportsNonScalingStroke()) {
//Handle crash for newer Chrome: https://code.google.com/p/svg-edit/issues/detail?id=904
//Chromium issue: https://code.google.com/p/chromium/issues/detail?id=114625
// TODO: Remove this workaround (all isChrome blocks) once vendor fixes the issue
var isChrome = svgedit.browser.isChrome();
if(isChrome) {
// Handle crash for newer Chrome and Safari 6 (Mobile and Desktop):
// https://code.google.com/p/svg-edit/issues/detail?id=904
// Chromium issue: https://code.google.com/p/chromium/issues/detail?id=114625
// TODO: Remove this workaround once vendor fixes the issue
var isWebkit = svgedit.browser.isWebkit();
if(isWebkit) {
var delayedStroke = function(ele) {
var _stroke = ele.getAttributeNS(null, 'stroke');
ele.removeAttributeNS(null, 'stroke');
//Re-apply stroke after delay. Anything higher than 1 seems to cause flicker
setTimeout(function() { ele.setAttributeNS(null, 'stroke', _stroke) }, 1);
setTimeout(function() { ele.setAttributeNS(null, 'stroke', _stroke) }, 0);
}
}
mouse_target.style.vectorEffect = 'non-scaling-stroke';
if(isChrome) delayedStroke(mouse_target);
if(isWebkit) delayedStroke(mouse_target);
var all = mouse_target.getElementsByTagName('*'),
len = all.length;
for(var i = 0; i < len; i++) {
all[i].style.vectorEffect = 'non-scaling-stroke';
if(isChrome) delayedStroke(all[i]);
if(isWebkit) delayedStroke(all[i]);
}
}
}