| // 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 |