Source/core/html/canvas/CanvasRenderingContext2D.cpp - Issue 22613002: Allow ImageBitmaps derived from HTMLImageElements to be evicted from RAM.

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Unified Diff: Source/core/html/canvas/CanvasRenderingContext2D.cpp

Issue 22613002: Allow ImageBitmaps derived from HTMLImageElements to be evicted from RAM. (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Make destructor virtual. Created 7 years, 4 months ago

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Index: Source/core/html/canvas/CanvasRenderingContext2D.cpp

diff --git a/Source/core/html/canvas/CanvasRenderingContext2D.cpp b/Source/core/html/canvas/CanvasRenderingContext2D.cpp

index 2643b2707c497d700f66fffd3cfa9ce284147c83..ce3d9c2917371fc51dcad983cd01fa94086f0259 100644

--- a/Source/core/html/canvas/CanvasRenderingContext2D.cpp

+++ b/Source/core/html/canvas/CanvasRenderingContext2D.cpp

@@ -1294,9 +1294,10 @@ void CanvasRenderingContext2D::drawImage(ImageBitmap* bitmap,

FloatRect intersectRect = intersection(bitmapRect, normalizedSrcRect);

FloatRect actualSrcRect(intersectRect);

- actualSrcRect.move(-bitmapRect.x(), -bitmapRect.y());

- FloatRect imageRect = FloatRect(FloatPoint(), bitmapRect.size());

+ IntPoint bitmapOffset = bitmap->bitmapOffset();

+ actualSrcRect.move(bitmapOffset - bitmapRect.location());

+ FloatRect imageRect = FloatRect(bitmapOffset, bitmapRect.size());

FloatRect actualDstRect(FloatPoint(intersectRect.location() - normalizedSrcRect.location()), bitmapRect.size());

actualDstRect.scale(normalizedDstRect.width() / normalizedSrcRect.width() * intersectRect.width() / bitmapRect.width(),

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