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Implement SkiaSurface::applyScale()

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This commit is contained in:
David Capello 2015-03-25 17:26:32 -03:00
parent e0c78e0f94
commit 7129873cd1
1 changed files with 10 additions and 0 deletions
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10
src/she/skia/skia_surface.h
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@ -67,6 +67,16 @@ public:
} }
void applyScale(int scaleFactor) override { void applyScale(int scaleFactor) override {
SkBitmap result;
result.tryAllocPixels(
SkImageInfo::MakeN32Premul(width()*scaleFactor, height()*scaleFactor));
SkCanvas canvas(result);
SkRect srcRect = SkRect::Make(SkIRect::MakeXYWH(0, 0, m_bitmap.width(), m_bitmap.height()));
SkRect dstRect = SkRect::Make(SkIRect::MakeXYWH(0, 0, result.width(), result.height()));
canvas.drawBitmapRectToRect(m_bitmap, &srcRect, dstRect);
m_bitmap.swap(result);
} }
void* nativeHandle() override { void* nativeHandle() override {