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Bug 712065 - Special treatment is needed to get the size of SVG documents. r=mfinkle

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This commit is contained in:
Kartikaya Gupta 2012-01-26 09:55:29 -05:00
parent 2dd45683b7
commit 422cf8f490
1 changed files with 14 additions and 4 deletions
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10
mobile/android/chrome/content/browser.js
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@ -1614,10 +1614,20 @@ Tab.prototype = {
let doc = this.browser.contentDocument;
if (doc != null) {
let pageWidth = this._viewport.width, pageHeight = this._viewport.height;
if (doc instanceof SVGDocument) {
let rect = doc.rootElement.getBoundingClientRect();
// we need to add rect.left and rect.top twice so that the SVG is drawn
// centered on the page; if we add it only once then the SVG will be
// on the bottom-right of the page and if we don't add it at all then
// we end up with a cropped SVG (see bug 712065)
pageWidth = Math.ceil(rect.left + rect.width + rect.left);
pageHeight = Math.ceil(rect.top + rect.height + rect.top);
} else {
let body = doc.body || { scrollWidth: pageWidth, scrollHeight: pageHeight };
let html = doc.documentElement || { scrollWidth: pageWidth, scrollHeight: pageHeight };
pageWidth = Math.max(body.scrollWidth, html.scrollWidth);
pageHeight = Math.max(body.scrollHeight, html.scrollHeight);
}
/* Transform the page width and height based on the zoom factor. */
pageWidth *= this._viewport.zoom;