75220 2011-12-25 20:49:34 -0800 Find indicators overlap when a match spans multiple text boxes 2012-04-11 09:54:42 -0700 1 1 1 Unclassified WebKit WebKit2 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 mitz mitz darin rniwa oldest_to_newest 527125 0 mitz 2011-12-25 20:49:34 -0800 Find indicators overlap when a match spans multiple text boxes 527126 1 120522 mitz 2011-12-25 20:57:21 -0800 Created attachment 120522 If find indicators for individual text boxes would overlap, use a single find indicator encompassing all text boxes 527127 2 120522 darin 2011-12-25 21:00:40 -0800 Comment on attachment 120522 If find indicators for individual text boxes would overlap, use a single find indicator encompassing all text boxes View in context: https://bugs.webkit.org/attachment.cgi?id=120522&action=review > Source/WebCore/ChangeLog:8 > + * WebCore.exp.in: Exported new unionRect(const Vector<FloatRect>&) and exisitng Typo: exisitng > Source/WebCore/platform/graphics/FloatRect.h:243 > +FloatRect unionRect(const Vector<FloatRect>&); Wish there was a generic way to make this take any collection with begin/end instead of just a Vector specifically. > Source/WebKit2/UIProcess/FindIndicator.cpp:90 > +static bool findIndicatorsForTextRectsOverlap(const Vector<WebCore::FloatRect>& textRects) No need for WebCore:: prefix here. > Source/WebKit2/UIProcess/FindIndicator.cpp:108 > + for (size_t j = indicatorRects.size(); j; ) { > + --j; > + if (indicatorRect.intersects(indicatorRects[j])) > + return true; > + } Is there any way to mitigate the n^2 nature of this algorithm? 527131 3 mitz 2011-12-25 21:21:49 -0800 (In reply to comment #2) > (From update of attachment 120522 [details]) > View in context: https://bugs.webkit.org/attachment.cgi?id=120522&action=review > > > Source/WebCore/ChangeLog:8 > > + * WebCore.exp.in: Exported new unionRect(const Vector<FloatRect>&) and exisitng > > Typo: exisitng Fixed. > > Source/WebKit2/UIProcess/FindIndicator.cpp:90 > > +static bool findIndicatorsForTextRectsOverlap(const Vector<WebCore::FloatRect>& textRects) > > No need for WebCore:: prefix here. Fixed. > > > Source/WebKit2/UIProcess/FindIndicator.cpp:108 > > + for (size_t j = indicatorRects.size(); j; ) { > > + --j; > > + if (indicatorRect.intersects(indicatorRects[j])) > > + return true; > > + } > > Is there any way to mitigate the n^2 nature of this algorithm? Sadly, I don’t know the answer. Thanks for the review! Landed in <http://trac.webkit.org/r103677>. 527133 4 ap 2011-12-25 21:23:48 -0800 *** Bug 69816 has been marked as a duplicate of this bug. *** 600340 5 mitz 2012-04-11 09:54:42 -0700 <rdar://problem/11215218> 120522 2011-12-25 20:57:21 -0800 2011-12-25 21:00:40 -0800 If find indicators for individual text boxes would overlap, use a single find indicator encompassing all text boxes bug-75220-20111225205719.patch text/plain 7127 mitz SW5kZXg6IFNvdXJjZS9XZWJDb3JlL0NoYW5nZUxvZwo9PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09Ci0tLSBTb3VyY2UvV2Vi Q29yZS9DaGFuZ2VMb2cJKHJldmlzaW9uIDEwMzY3NikKKysrIFNvdXJjZS9XZWJDb3JlL0NoYW5n ZUxvZwkod29ya2luZyBjb3B5KQpAQCAtMSwzICsxLDE2IEBACisyMDExLTEyLTI1ICBEYW4gQmVy bnN0ZWluICA8bWl0ekBhcHBsZS5jb20+CisKKyAgICAgICAgV2ViQ29yZSBjaGFuZ2VzIGZvcjog RmluZCBpbmRpY2F0b3JzIG92ZXJsYXAgd2hlbiBhIG1hdGNoIHNwYW5zIG11bHRpcGxlIHRleHQg Ym94ZXMKKyAgICAgICAgaHR0cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTc1 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