| /* |
| * 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 PaintTileSetOperation_h |
| #define PaintTileSetOperation_h |
| |
| #include "BaseTile.h" |
| #include "QueuedOperation.h" |
| |
| namespace WebCore { |
| |
| class LayerAndroid; |
| class PaintedSurface; |
| |
| class PaintTileOperation : public QueuedOperation { |
| public: |
| PaintTileOperation(BaseTile* tile, PaintedSurface* surface = 0); |
| virtual ~PaintTileOperation(); |
| virtual bool operator==(const QueuedOperation* operation); |
| virtual void run(); |
| // returns a rendering priority for m_tile, lower values are processed faster |
| virtual int priority(); |
| TilePainter* painter() { return m_tile->painter(); } |
| float scale() { return m_tile->scale(); } |
| |
| private: |
| BaseTile* m_tile; |
| PaintedSurface* m_surface; |
| }; |
| |
| class ScaleFilter : public OperationFilter { |
| public: |
| ScaleFilter(TilePainter* painter, float scale) |
| : m_painter(painter) |
| , m_scale(scale) {} |
| virtual bool check(QueuedOperation* operation) |
| { |
| if (operation->type() == QueuedOperation::PaintTile) { |
| PaintTileOperation* op = static_cast<PaintTileOperation*>(operation); |
| if ((op->painter() == m_painter) && (op->scale() != m_scale)) |
| return true; |
| } |
| return false; |
| } |
| private: |
| TilePainter* m_painter; |
| float m_scale; |
| }; |
| |
| |
| class TilePainterFilter : public OperationFilter { |
| public: |
| TilePainterFilter(TilePainter* painter) : m_painter(painter) {} |
| virtual bool check(QueuedOperation* operation) |
| { |
| if (operation->type() == QueuedOperation::PaintTile) { |
| PaintTileOperation* op = static_cast<PaintTileOperation*>(operation); |
| if (op->painter() == m_painter) |
| return true; |
| } |
| return false; |
| } |
| private: |
| TilePainter* m_painter; |
| }; |
| |
| } |
| |
| #endif // PaintTileSetOperation_h |