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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef _JBIG2_IMAGE_H_
#define _JBIG2_IMAGE_H_
#include "JBig2_Define.h"
#include "JBig2_Module.h"
typedef enum {
JBIG2_COMPOSE_OR = 0,
JBIG2_COMPOSE_AND = 1,
JBIG2_COMPOSE_XOR = 2,
JBIG2_COMPOSE_XNOR = 3,
JBIG2_COMPOSE_REPLACE = 4
} JBig2ComposeOp;
struct FX_RECT;
class CJBig2_Image : public CJBig2_Object
{
public:
CJBig2_Image(int32_t w, int32_t h);
CJBig2_Image(int32_t w, int32_t h, int32_t stride, uint8_t*pBuf);
CJBig2_Image(CJBig2_Image &im);
~CJBig2_Image();
FX_BOOL getPixel(int32_t x, int32_t y);
int32_t setPixel(int32_t x, int32_t y, FX_BOOL v);
void copyLine(int32_t hTo, int32_t hFrom);
void fill(FX_BOOL v);
FX_BOOL composeTo(CJBig2_Image *pDst, int32_t x, int32_t y, JBig2ComposeOp op);
FX_BOOL composeTo(CJBig2_Image *pDst, int32_t x, int32_t y, JBig2ComposeOp op, const FX_RECT* pSrcRect);
FX_BOOL composeTo_unopt(CJBig2_Image *pDst, int32_t x, int32_t y, JBig2ComposeOp op);
FX_BOOL composeTo_opt(CJBig2_Image *pDst, int32_t x, int32_t y, JBig2ComposeOp op);
FX_BOOL composeTo_opt2(CJBig2_Image *pDst, int32_t x, int32_t y, JBig2ComposeOp op);
FX_BOOL composeTo_opt2(CJBig2_Image *pDst, int32_t x, int32_t y, JBig2ComposeOp op, const FX_RECT* pSrcRect);
FX_BOOL composeFrom(int32_t x, int32_t y, CJBig2_Image *pSrc, JBig2ComposeOp op);
FX_BOOL composeFrom(int32_t x, int32_t y, CJBig2_Image *pSrc, JBig2ComposeOp op, const FX_RECT* pSrcRect);
CJBig2_Image *subImage_unopt(int32_t x, int32_t y, int32_t w, int32_t h);
CJBig2_Image *subImage(int32_t x, int32_t y, int32_t w, int32_t h);
void expand(int32_t h, FX_BOOL v);
public:
int32_t m_nWidth;
int32_t m_nHeight;
int32_t m_nStride;
uint8_t *m_pData;
FX_BOOL m_bNeedFree;
};
#endif
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