void
DrawTargetSkia::MaskSurface(const Pattern &aSource,
SourceSurface *aMask,
Point aOffset,
const DrawOptions &aOptions)
{
MarkChanged();
AutoPaintSetup paint(mCanvas.get(), aOptions, aSource);
SkPaint maskPaint;
TempBitmap tmpBitmap;
SetPaintPattern(maskPaint, SurfacePattern(aMask, ExtendMode::CLAMP), tmpBitmap);
SkMatrix transform = maskPaint.getShader()->getLocalMatrix();
transform.postTranslate(SkFloatToScalar(aOffset.x), SkFloatToScalar(aOffset.y));
maskPaint.getShader()->setLocalMatrix(transform);
SkLayerRasterizer *raster = new SkLayerRasterizer();
raster->addLayer(maskPaint);
SkSafeUnref(paint.mPaint.setRasterizer(raster));
IntSize size = aMask->GetSize();
Rect rect = Rect(aOffset.x, aOffset.y, size.width, size.height);
mCanvas->drawRect(RectToSkRect(rect), paint.mPaint);
}
void
DrawTargetSkia::MaskSurface(const Pattern &aSource,
SourceSurface *aMask,
Point aOffset,
const DrawOptions &aOptions)
{
MarkChanged();
AutoPaintSetup paint(mCanvas.get(), aOptions, aSource);
TempBitmap bitmap = GetBitmapForSurface(aMask);
if (bitmap.mBitmap.colorType() == kAlpha_8_SkColorType) {
mCanvas->drawBitmap(bitmap.mBitmap, aOffset.x, aOffset.y, &paint.mPaint);
} else {
SkPaint maskPaint;
TempBitmap tmpBitmap;
SetPaintPattern(maskPaint, SurfacePattern(aMask, ExtendMode::CLAMP), tmpBitmap);
SkMatrix transform = maskPaint.getShader()->getLocalMatrix();
transform.postTranslate(SkFloatToScalar(aOffset.x), SkFloatToScalar(aOffset.y));
maskPaint.getShader()->setLocalMatrix(transform);
SkLayerRasterizer::Builder builder;
builder.addLayer(maskPaint);
SkAutoTUnref<SkRasterizer> raster(builder.detachRasterizer());
paint.mPaint.setRasterizer(raster.get());
IntSize size = aMask->GetSize();
Rect rect = Rect(aOffset.x, aOffset.y, size.width, size.height);
mCanvas->drawRect(RectToSkRect(rect), paint.mPaint);
}
}
