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| 1 /* | |
| 2 * Copyright (C) 2010 Google 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 are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #ifndef SKY_ENGINE_PUBLIC_WEB_WEBIMAGEDECODER_H_ | |
| 32 #define SKY_ENGINE_PUBLIC_WEB_WEBIMAGEDECODER_H_ | |
| 33 | |
| 34 #include "../platform/WebCommon.h" | |
| 35 #include "../platform/WebImage.h" | |
| 36 #include "../platform/WebNonCopyable.h" | |
| 37 | |
| 38 namespace blink { | |
| 39 | |
| 40 class ImageDecoder; | |
| 41 class WebData; | |
| 42 typedef ImageDecoder WebImageDecoderPrivate; | |
| 43 | |
| 44 class WebImageDecoder : public WebNonCopyable { | |
| 45 public: | |
| 46 enum Type { | |
| 47 TypeBMP, | |
| 48 TypeICO | |
| 49 }; | |
| 50 | |
| 51 ~WebImageDecoder() { reset(); } | |
| 52 | |
| 53 explicit WebImageDecoder(Type type) { init(type); } | |
| 54 | |
| 55 // Sets data contents for underlying decoder. All the API methods | |
| 56 // require that setData() is called prior to their use. | |
| 57 BLINK_EXPORT void setData(const WebData& data, bool allDataReceived); | |
| 58 | |
| 59 // Deletes owned decoder. | |
| 60 BLINK_EXPORT void reset(); | |
| 61 | |
| 62 // Returns true if image decoding failed. | |
| 63 BLINK_EXPORT bool isFailed() const; | |
| 64 | |
| 65 // Returns true if size information is available for the decoder. | |
| 66 BLINK_EXPORT bool isSizeAvailable() const; | |
| 67 | |
| 68 // Returns the size of the image. | |
| 69 BLINK_EXPORT WebSize size() const; | |
| 70 | |
| 71 // Gives frame count for the image. For multiple frames, decoder scans the i
mage data for the count. | |
| 72 BLINK_EXPORT size_t frameCount() const; | |
| 73 | |
| 74 // Returns if the frame at given index is completely decoded. | |
| 75 BLINK_EXPORT bool isFrameCompleteAtIndex(int index) const; | |
| 76 | |
| 77 // Creates and returns WebImage from buffer at the index. | |
| 78 BLINK_EXPORT WebImage getFrameAtIndex(int index) const; | |
| 79 | |
| 80 private: | |
| 81 // Creates type-specific decoder. | |
| 82 BLINK_EXPORT void init(Type type); | |
| 83 | |
| 84 WebImageDecoderPrivate* m_private; | |
| 85 }; | |
| 86 | |
| 87 } // namespace blink | |
| 88 | |
| 89 #endif // SKY_ENGINE_PUBLIC_WEB_WEBIMAGEDECODER_H_ | |
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Chromium Code Reviews
Issue 867093002:
Remove unused "Web" interfaces (Closed)
Base URL: git@github.com:domokit/mojo.git@master