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/*
* 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, PaintTileSet, 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;
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;
};
}
#endif // QueuedOperation_h
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