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Unified Diff: Source/core/platform/graphics/SkiaImage.cpp

Issue 19705006: Use SkImage as a backing store for copying 2d Contexts to ImageBitmaps. Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Change SkImage to use srcRect pointer. Created 7 years, 5 months ago
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Index: Source/core/platform/graphics/SkiaImage.cpp
diff --git a/Source/core/platform/graphics/SkiaImage.cpp b/Source/core/platform/graphics/SkiaImage.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..9723ff6eae89097cbbdb695d041e1ee6ad881afe
--- /dev/null
+++ b/Source/core/platform/graphics/SkiaImage.cpp
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2013 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "core/platform/graphics/SkiaImage.h"
+
+#include "core/platform/graphics/FloatRect.h"
+#include "core/platform/graphics/GraphicsContext.h"
+#include "core/platform/graphics/ImageObserver.h"
+#include "third_party/skia/include/core/SkImage.h"
+#include "wtf/PassRefPtr.h"
+
+namespace WebCore {
+
+SkiaImage::SkiaImage(SkImage* image, ImageObserver* observer)
+ : Image(observer)
+ , m_image(image)
+ , m_size(image->width(), image->height())
+{
+}
+
+void SkiaImage::draw(GraphicsContext* ctx, const FloatRect& dstRect, const FloatRect& srcRect, CompositeOperator compositeOp, BlendMode blendMode)
+{
+ draw(ctx, dstRect, srcRect, compositeOp, blendMode, DoNotRespectImageOrientation);
+}
+
+void SkiaImage::draw(GraphicsContext* ctx, const FloatRect& dstRect, const FloatRect& srcRect, CompositeOperator compositeOp, BlendMode blendMode, RespectImageOrientationEnum shouldRespectImageOrientation)
+{
+ SkRect skSrcRect = srcRect;
+ m_image->draw(ctx->canvas(), &skSrcRect, dstRect, 0);
+
+ if (ImageObserver* observer = imageObserver())
+ observer->didDraw(this);
+}
+
+} // namespace WebCore
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