| /* |
| * Copyright (C) 2007 Apple 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: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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. |
| */ |
| |
| #ifndef DragImage_h |
| #define DragImage_h |
| |
| #include "platform/geometry/FloatSize.h" |
| #include "platform/geometry/IntSize.h" |
| #include "platform/graphics/GraphicsTypes.h" |
| #include "platform/graphics/ImageOrientation.h" |
| #include "platform/graphics/paint/DisplayItemClient.h" |
| #include "third_party/skia/include/core/SkBitmap.h" |
| #include "wtf/Allocator.h" |
| #include "wtf/Forward.h" |
| |
| class SkImage; |
| |
| namespace blink { |
| |
| class FontDescription; |
| class Image; |
| class KURL; |
| |
| class PLATFORM_EXPORT DragImage { |
| USING_FAST_MALLOC(DragImage); |
| WTF_MAKE_NONCOPYABLE(DragImage); |
| public: |
| static PassOwnPtr<DragImage> create(Image*, |
| RespectImageOrientationEnum = DoNotRespectImageOrientation, float deviceScaleFactor = 1, |
| InterpolationQuality = InterpolationHigh, float opacity = 1, |
| FloatSize imageScale = FloatSize(1, 1)); |
| |
| static PassOwnPtr<DragImage> create(const KURL&, const String& label, const FontDescription& systemFont, float deviceScaleFactor); |
| ~DragImage(); |
| |
| static FloatSize clampedImageScale(const IntSize&, const IntSize&, const IntSize& maxSize); |
| |
| const SkBitmap& bitmap() { return m_bitmap; } |
| float resolutionScale() const { return m_resolutionScale; } |
| IntSize size() const { return IntSize(m_bitmap.width(), m_bitmap.height()); } |
| |
| void scale(float scaleX, float scaleY); |
| |
| static PassRefPtr<SkImage> resizeAndOrientImage(PassRefPtr<SkImage>, ImageOrientation, FloatSize imageScale = FloatSize(1, 1), float opacity = 1.0, InterpolationQuality = InterpolationNone); |
| |
| private: |
| DragImage(const SkBitmap&, float resolutionScale, InterpolationQuality); |
| |
| SkBitmap m_bitmap; |
| float m_resolutionScale; |
| InterpolationQuality m_interpolationQuality; |
| }; |
| |
| } // namespace blink |
| |
| #endif // DragImage_h |