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Unified Diff: Source/core/page/ImageBitmap.cpp

Issue 26917003: Move DOMWindow and related clases from page/ to frame/ (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 7 years, 2 months ago
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Index: Source/core/page/ImageBitmap.cpp
diff --git a/Source/core/page/ImageBitmap.cpp b/Source/core/page/ImageBitmap.cpp
deleted file mode 100644
index a64ea0d4aec3ca683e3d91b69327eaba6dc9e202..0000000000000000000000000000000000000000
--- a/Source/core/page/ImageBitmap.cpp
+++ /dev/null
@@ -1,200 +0,0 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "config.h"
-#include "core/page/ImageBitmap.h"
-
-#include "core/html/HTMLCanvasElement.h"
-#include "core/html/HTMLImageElement.h"
-#include "core/html/HTMLVideoElement.h"
-#include "core/html/ImageData.h"
-#include "core/html/canvas/CanvasRenderingContext.h"
-#include "core/platform/graphics/BitmapImage.h"
-#include "core/platform/graphics/GraphicsContext.h"
-#include "core/platform/graphics/ImageBuffer.h"
-#include "wtf/RefPtr.h"
-
-using namespace std;
-
-namespace WebCore {
-
-static inline IntRect normalizeRect(const IntRect& rect)
-{
- return IntRect(min(rect.x(), rect.maxX()),
- min(rect.y(), rect.maxY()),
- max(rect.width(), -rect.width()),
- max(rect.height(), -rect.height()));
-}
-
-static inline PassRefPtr<Image> cropImage(Image* image, const IntRect& cropRect)
-{
- IntRect intersectRect = intersection(IntRect(IntPoint(), image->size()), cropRect);
- if (!intersectRect.width() || !intersectRect.height())
- return 0;
-
- SkBitmap cropped;
- image->nativeImageForCurrentFrame()->bitmap().extractSubset(&cropped, intersectRect);
- return BitmapImage::create(NativeImageSkia::create(cropped));
-}
-
-ImageBitmap::ImageBitmap(HTMLImageElement* image, const IntRect& cropRect)
- : m_cropRect(cropRect)
- , m_bitmap(0)
- , m_imageElement(image)
-{
- IntRect srcRect = intersection(cropRect, IntRect(0, 0, image->width(), image->height()));
- m_bitmapRect = IntRect(IntPoint(max(0, -cropRect.x()), max(0, -cropRect.y())), srcRect.size());
- m_bitmapOffset = srcRect.location();
-
- if (!srcRect.width() || !srcRect.height())
- m_imageElement = 0;
- else
- m_imageElement->addClient(this);
-
- ScriptWrappable::init(this);
-}
-
-ImageBitmap::ImageBitmap(HTMLVideoElement* video, const IntRect& cropRect)
- : m_cropRect(cropRect)
- , m_imageElement(0)
- , m_bitmapOffset(IntPoint())
-{
- IntRect videoRect = IntRect(IntPoint(), video->player()->naturalSize());
- IntRect srcRect = intersection(cropRect, videoRect);
- IntRect dstRect(IntPoint(), srcRect.size());
-
- OwnPtr<ImageBuffer> buf = ImageBuffer::create(videoRect.size(), 1, UnacceleratedNonPlatformBuffer);
- GraphicsContext* c = buf->context();
- c->clip(dstRect);
- c->translate(-srcRect.x(), -srcRect.y());
- video->paintCurrentFrameInContext(c, videoRect);
- m_bitmap = buf->copyImage(DontCopyBackingStore);
- m_bitmapRect = IntRect(IntPoint(max(0, -cropRect.x()), max(0, -cropRect.y())), srcRect.size());
-
- ScriptWrappable::init(this);
-}
-
-ImageBitmap::ImageBitmap(HTMLCanvasElement* canvas, const IntRect& cropRect)
- : m_cropRect(cropRect)
- , m_imageElement(0)
- , m_bitmapOffset(IntPoint())
-{
- CanvasRenderingContext* sourceContext = canvas->renderingContext();
- if (sourceContext && sourceContext->is3d())
- sourceContext->paintRenderingResultsToCanvas();
-
- IntRect srcRect = intersection(cropRect, IntRect(IntPoint(), canvas->size()));
- m_bitmapRect = IntRect(IntPoint(max(0, -cropRect.x()), max(0, -cropRect.y())), srcRect.size());
- m_bitmap = cropImage(canvas->buffer()->copyImage(CopyBackingStore).get(), cropRect);
-
- ScriptWrappable::init(this);
-}
-
-ImageBitmap::ImageBitmap(ImageData* data, const IntRect& cropRect)
- : m_cropRect(cropRect)
- , m_imageElement(0)
- , m_bitmapOffset(IntPoint())
-{
- IntRect srcRect = intersection(cropRect, IntRect(IntPoint(), data->size()));
-
- OwnPtr<ImageBuffer> buf = ImageBuffer::create(data->size(), 1, UnacceleratedNonPlatformBuffer);
- if (srcRect.width() > 0 && srcRect.height() > 0)
- buf->putByteArray(Premultiplied, data->data(), data->size(), srcRect, IntPoint(min(0, -cropRect.x()), min(0, -cropRect.y())));
-
- m_bitmap = buf->copyImage(DontCopyBackingStore);
- m_bitmapRect = IntRect(IntPoint(max(0, -cropRect.x()), max(0, -cropRect.y())), srcRect.size());
-
- ScriptWrappable::init(this);
-}
-
-ImageBitmap::ImageBitmap(ImageBitmap* bitmap, const IntRect& cropRect)
- : m_cropRect(cropRect)
- , m_bitmap(0)
- , m_imageElement(bitmap->imageElement())
- , m_bitmapOffset(IntPoint())
-{
- IntRect oldBitmapRect = bitmap->bitmapRect();
- IntRect srcRect = intersection(cropRect, oldBitmapRect);
- m_bitmapRect = IntRect(IntPoint(max(0, oldBitmapRect.x() - cropRect.x()), max(0, oldBitmapRect.y() - cropRect.y())), srcRect.size());
-
- if (m_imageElement) {
- m_imageElement->addClient(this);
- m_bitmapOffset = srcRect.location();
- } else if (bitmap->bitmapImage()) {
- IntRect adjustedCropRect(IntPoint(cropRect.x() -oldBitmapRect.x(), cropRect.y() - oldBitmapRect.y()), cropRect.size());
- m_bitmap = cropImage(bitmap->bitmapImage().get(), adjustedCropRect);
- }
-
- ScriptWrappable::init(this);
-}
-
-ImageBitmap::ImageBitmap(Image* image, const IntRect& cropRect)
- : m_cropRect(cropRect)
- , m_imageElement(0)
-{
- IntRect srcRect = intersection(cropRect, IntRect(IntPoint(), image->size()));
- m_bitmap = cropImage(image, cropRect);
- m_bitmapRect = IntRect(IntPoint(max(0, -cropRect.x()), max(0, -cropRect.y())), srcRect.size());
-
- ScriptWrappable::init(this);
-}
-
-ImageBitmap::~ImageBitmap()
-{
- if (m_imageElement)
- m_imageElement->removeClient(this);
-}
-
-PassRefPtr<ImageBitmap> ImageBitmap::create(HTMLImageElement* image, const IntRect& cropRect)
-{
- IntRect normalizedCropRect = normalizeRect(cropRect);
- return adoptRef(new ImageBitmap(image, normalizedCropRect));
-}
-
-PassRefPtr<ImageBitmap> ImageBitmap::create(HTMLVideoElement* video, const IntRect& cropRect)
-{
- IntRect normalizedCropRect = normalizeRect(cropRect);
- return adoptRef(new ImageBitmap(video, normalizedCropRect));
-}
-
-PassRefPtr<ImageBitmap> ImageBitmap::create(HTMLCanvasElement* canvas, const IntRect& cropRect)
-{
- IntRect normalizedCropRect = normalizeRect(cropRect);
- return adoptRef(new ImageBitmap(canvas, normalizedCropRect));
-}
-
-PassRefPtr<ImageBitmap> ImageBitmap::create(ImageData* data, const IntRect& cropRect)
-{
- IntRect normalizedCropRect = normalizeRect(cropRect);
- return adoptRef(new ImageBitmap(data, normalizedCropRect));
-}
-
-PassRefPtr<ImageBitmap> ImageBitmap::create(ImageBitmap* bitmap, const IntRect& cropRect)
-{
- IntRect normalizedCropRect = normalizeRect(cropRect);
- return adoptRef(new ImageBitmap(bitmap, normalizedCropRect));
-}
-
-PassRefPtr<ImageBitmap> ImageBitmap::create(Image* image, const IntRect& cropRect)
-{
- IntRect normalizedCropRect = normalizeRect(cropRect);
- return adoptRef(new ImageBitmap(image, normalizedCropRect));
-}
-
-void ImageBitmap::notifyImageSourceChanged()
-{
- m_bitmap = cropImage(m_imageElement->cachedImage()->image(), m_cropRect);
- m_bitmapOffset = IntPoint();
- m_imageElement = 0;
-}
-
-PassRefPtr<Image> ImageBitmap::bitmapImage() const
-{
- ASSERT((m_imageElement || m_bitmap || !m_bitmapRect.width() || !m_bitmapRect.height()) && (!m_imageElement || !m_bitmap));
- if (m_imageElement)
- return m_imageElement->cachedImage()->image();
- return m_bitmap;
-}
-
-}
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