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path: root/core/src/fxcodec/jbig2/JBig2_Image.h
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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