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/*
* Copyright (C) 2011 Brent Fulgham <bfulgham@webkit.org>
*
* 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. ``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
* 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 DIBPixelData_h
#define DIBPixelData_h
#include "IntRect.h"
#include "IntSize.h"
#include <windows.h>
#if USE(CG)
#include <CoreFoundation/CFBase.h>
#else
typedef unsigned char UInt8;
#endif
namespace WebCore {
class DIBPixelData {
public:
DIBPixelData()
: m_bitmapBuffer(0)
, m_bitmapBufferLength(0)
, m_bytesPerRow(0)
, m_bitsPerPixel(0)
{
}
DIBPixelData(HBITMAP);
void initialize(HBITMAP);
#ifndef NDEBUG
void writeToFile(LPCWSTR);
#endif
UInt8* buffer() const { return m_bitmapBuffer; }
unsigned bufferLength() const { return m_bitmapBufferLength; }
const IntSize& size() const { return m_size; }
unsigned bytesPerRow() const { return m_bytesPerRow; }
unsigned short bitsPerPixel() const { return m_bitsPerPixel; }
static void setRGBABitmapAlpha(HDC, const IntRect&, unsigned char);
private:
UInt8* m_bitmapBuffer;
unsigned m_bitmapBufferLength;
IntSize m_size;
unsigned m_bytesPerRow;
unsigned short m_bitsPerPixel;
};
} // namespace WebCore
#endif // DIBPixelData_h
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