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Diffstat (limited to 'Source/WebCore/platform/graphics/android/QueuedOperation.h')
-rw-r--r-- | Source/WebCore/platform/graphics/android/QueuedOperation.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/Source/WebCore/platform/graphics/android/QueuedOperation.h b/Source/WebCore/platform/graphics/android/QueuedOperation.h new file mode 100644 index 0000000..98f3e2f --- /dev/null +++ b/Source/WebCore/platform/graphics/android/QueuedOperation.h @@ -0,0 +1,85 @@ +/* + * Copyright 2010, The Android Open Source Project + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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 THE COPYRIGHT HOLDERS ``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 THE COPYRIGHT OWNER 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 QueuedOperation_h +#define QueuedOperation_h + +#include "TiledPage.h" + +namespace WebCore { + +class QueuedOperation { + public: + enum OperationType { Undefined, PaintTile, PaintLayer, DeleteTexture }; + QueuedOperation(OperationType type, TiledPage* page) + : m_type(type) + , m_page(page) {} + virtual ~QueuedOperation() {} + virtual void run() = 0; + virtual bool operator==(const QueuedOperation* operation) = 0; + virtual int priority() { return -1; } + OperationType type() const { return m_type; } + TiledPage* page() const { return m_page; } + private: + OperationType m_type; + TiledPage* m_page; +}; + +class OperationFilter { + public: + virtual ~OperationFilter() {} + virtual bool check(QueuedOperation* operation) = 0; +}; + +class PageFilter : public OperationFilter { + public: + PageFilter(TiledPage* page) : m_page(page) {} + virtual bool check(QueuedOperation* operation) + { + if (operation->page() == m_page) + return true; + return false; + } + private: + TiledPage* m_page; +}; + +class PagePaintFilter : public OperationFilter { + public: + PagePaintFilter(TiledPage* page) : m_page(page) {} + virtual bool check(QueuedOperation* operation) + { + if (operation->type() == QueuedOperation::PaintTile + && operation->page() == m_page) + return true; + return false; + } + private: + TiledPage* m_page; +}; + +} + +#endif // QueuedOperation_h |