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Commit b294435b authored by Raph Levien's avatar Raph Levien
Browse files

Make Arabic script runs longer (for performance) - bug 6426451. 

This change avoids selecting the incorrect font for drawing characters
when the first character in a run is a space.

Change-Id: Ibc672560d364b8de8c3e21de1c738c6dc5639395
parent 8ccfbddd

core/jni/android/graphics/TextLayoutCache.cpp

+4 −0
Original line number Diff line number Diff line
@@ -849,7 +849,11 @@ size_t TextLayoutShaper::shapeFontRun(const SkPaint* paint, bool isRTL) { 
    case HB_Script_Tamil:

    case HB_Script_Thai:{

        const uint16_t* text16 = (const uint16_t*)(mShaperItem.string + mShaperItem.item.pos);

        const uint16_t* text16End = text16 + mShaperItem.item.length;

        SkUnichar firstUnichar = SkUTF16_NextUnichar(&text16);

        while (firstUnichar == ' ' && text16 < text16End) {

            firstUnichar = SkUTF16_NextUnichar(&text16);

        }

        baseGlyphCount = paint->getBaseGlyphCount(firstUnichar);

        break;

    }