97 lines
3.3 KiB
C++
97 lines
3.3 KiB
C++
#ifndef _BUILD_ALPHAMASK_P_H_
|
|
#define _BUILD_ALPHAMASK_P_H_
|
|
|
|
#include "AlphaMask.h"
|
|
#include <string>
|
|
#include <string.h>
|
|
|
|
#include "../agg-2.4/include/agg_rendering_buffer.h"
|
|
#include "../agg-2.4/include/agg_scanline_u.h"
|
|
#include "../agg-2.4/include/agg_alpha_mask_u8.h"
|
|
|
|
namespace Aggplus
|
|
{
|
|
class CSoftMask_private
|
|
{
|
|
public:
|
|
virtual ~CSoftMask_private()
|
|
{
|
|
BYTE* pBuffer = m_oRenderingBuffer.buf();
|
|
if (NULL != pBuffer)
|
|
{
|
|
if (!m_bExternalBuffer)
|
|
RELEASEARRAYOBJECTS(pBuffer);
|
|
|
|
m_oRenderingBuffer.attach(NULL, 0, 0, 0);
|
|
}
|
|
}
|
|
|
|
unsigned int GetStep() const { return 4; }
|
|
unsigned int GetWidth() const { return m_unWidth; }
|
|
unsigned int GetHeight() const { return m_unHeight; }
|
|
BYTE* GetBuffer() { return m_oRenderingBuffer.buf(); }
|
|
|
|
virtual ESoftMaskType GetDataType() const = 0;
|
|
virtual bool GetSwapRGB() const { return true; };
|
|
|
|
protected:
|
|
CSoftMask_private(BYTE* pBuffer, unsigned int unWidth, unsigned int unHeight, bool bExternalBuffer, bool bFlip)
|
|
{
|
|
m_bExternalBuffer = bExternalBuffer;
|
|
m_unWidth = unWidth;
|
|
m_unHeight = unHeight;
|
|
m_oRenderingBuffer.attach(pBuffer, unWidth, unHeight, (bFlip ? -1 : 1) * GetStep() * unWidth);
|
|
}
|
|
|
|
agg::rendering_buffer m_oRenderingBuffer;
|
|
bool m_bExternalBuffer;
|
|
unsigned int m_unWidth;
|
|
unsigned int m_unHeight;
|
|
};
|
|
|
|
class CSoftMaskBGRAgray : public CSoftMask_private
|
|
{
|
|
public:
|
|
CSoftMaskBGRAgray(BYTE* pBuffer, unsigned int unWidth, unsigned int unHeight, bool bExternalBuffer, bool bFlip)
|
|
: CSoftMask_private(pBuffer, unWidth, unHeight, bExternalBuffer, bFlip), m_oAlphaMask(m_oRenderingBuffer), m_oScanLine(m_oAlphaMask) {}
|
|
|
|
agg::scanline_u8_am<agg::alpha_mask_bgra32gray>& GetScanline() { return m_oScanLine; }
|
|
virtual ESoftMaskType GetDataType() const override { return ESoftMaskType::BGRGrayBuffer; }
|
|
|
|
private:
|
|
agg::alpha_mask_bgra32gray m_oAlphaMask;
|
|
agg::scanline_u8_am<agg::alpha_mask_bgra32gray> m_oScanLine;
|
|
};
|
|
|
|
class CSoftMaskRGBAgray : public CSoftMask_private
|
|
{
|
|
public:
|
|
CSoftMaskRGBAgray(BYTE* pBuffer, unsigned int unWidth, unsigned int unHeight, bool bExternalBuffer, bool bFlip)
|
|
: CSoftMask_private(pBuffer, unWidth, unHeight, bExternalBuffer, bFlip), m_oAlphaMask(m_oRenderingBuffer), m_oScanLine(m_oAlphaMask) {}
|
|
|
|
agg::scanline_u8_am<agg::alpha_mask_rgba32gray>& GetScanline() { return m_oScanLine; }
|
|
virtual bool GetSwapRGB() const override { return false; };
|
|
virtual ESoftMaskType GetDataType() const override { return ESoftMaskType::RGBGrayBuffer; }
|
|
|
|
private:
|
|
agg::alpha_mask_rgba32gray m_oAlphaMask;
|
|
agg::scanline_u8_am<agg::alpha_mask_rgba32gray> m_oScanLine;
|
|
};
|
|
|
|
class CSoftMaskAlpha : public CSoftMask_private
|
|
{
|
|
public:
|
|
CSoftMaskAlpha(BYTE* pBuffer, unsigned int unWidth, unsigned int unHeight, bool bExternalBuffer, bool bFlip)
|
|
: CSoftMask_private(pBuffer, unWidth, unHeight, bExternalBuffer, bFlip), m_oAlphaMask(m_oRenderingBuffer), m_oScanLine(m_oAlphaMask) {}
|
|
|
|
agg::scanline_u8_am<agg::alpha_mask_rgba32a>& GetScanline() { return m_oScanLine; }
|
|
virtual ESoftMaskType GetDataType() const override { return ESoftMaskType::Alpha4Buffer; }
|
|
|
|
private:
|
|
agg::alpha_mask_rgba32a m_oAlphaMask;
|
|
agg::scanline_u8_am<agg::alpha_mask_rgba32a> m_oScanLine;
|
|
};
|
|
}
|
|
|
|
#endif // _BUILD_ALPHAMASK_P_H_
|