1 /* 2 * Copyright (C) 2007 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef DragImage_h 27 #define DragImage_h 28 29 #include "platform/geometry/IntSize.h" 30 #include "platform/graphics/ImageOrientation.h" 31 #include "third_party/skia/include/core/SkBitmap.h" 32 #include "wtf/Forward.h" 33 34 namespace blink { 35 36 class FontDescription; 37 class Image; 38 class KURL; 39 40 class PLATFORM_EXPORT DragImage { 41 public: 42 static PassOwnPtr<DragImage> create(Image*, RespectImageOrientationEnum = DoNotRespectImageOrientation, float deviceScaleFactor = 1); 43 static PassOwnPtr<DragImage> create(const KURL&, const String& label, const FontDescription& systemFont, float deviceScaleFactor); 44 ~DragImage(); 45 bitmap()46 const SkBitmap& bitmap() { return m_bitmap; } resolutionScale()47 float resolutionScale() const { return m_resolutionScale; } size()48 IntSize size() const { return IntSize(m_bitmap.width(), m_bitmap.height()); } 49 50 void fitToMaxSize(const IntSize& srcSize, const IntSize& maxSize); 51 void scale(float scaleX, float scaleY); 52 void dissolveToFraction(float fraction); 53 54 private: 55 DragImage(const SkBitmap&, float resolutionScale); 56 57 SkBitmap m_bitmap; 58 float m_resolutionScale; 59 }; 60 61 } 62 63 #endif // DragImage_h 64