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Diffstat (limited to 'Source/WebKit2/Shared/gtk/UpdateChunk.h')
-rw-r--r-- | Source/WebKit2/Shared/gtk/UpdateChunk.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/Source/WebKit2/Shared/gtk/UpdateChunk.h b/Source/WebKit2/Shared/gtk/UpdateChunk.h new file mode 100644 index 0000000..6242add --- /dev/null +++ b/Source/WebKit2/Shared/gtk/UpdateChunk.h @@ -0,0 +1,67 @@ +/* + * Copyright (C) 2010 Apple Inc. All rights reserved. + * Portions Copyright (c) 2010 Motorola Mobility, Inc. All rights reserved. + * Copyright (C) 2011 Igalia S.L + * + * 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 INC. AND ITS 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 APPLE INC. OR ITS 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 UpdateChunk_h +#define UpdateChunk_h + +#include "IntRect.h" +#include "SharedMemory.h" + +#include <cairo.h> + +namespace CoreIPC { +class ArgumentEncoder; +class ArgumentDecoder; +} + +namespace WebKit { + +class UpdateChunk { +public: + UpdateChunk(); + UpdateChunk(const WebCore::IntRect&); + ~UpdateChunk(); + + const WebCore::IntRect& rect() const { return m_rect; } + bool isEmpty() { return m_rect.isEmpty(); } + + void encode(CoreIPC::ArgumentEncoder*) const; + static bool decode(CoreIPC::ArgumentDecoder*, UpdateChunk&); + + cairo_surface_t* createImage() const; + +private: + size_t size() const; + int m_stride; + WebCore::IntRect m_rect; + mutable RefPtr<SharedMemory> m_sharedMemory; +}; + +} // namespace WebKit + + +#endif // UpdateChunk_h |