CxImage运行库文件

/* * File: ximage.h * Purpose: General Purpose Image Class */ /* === C R E D I T S & D I S C L A I M E R S ============== * Permission is given by the author to freely redistribute and include * this code in any program as long as this credit is given where due. * * CxImage (c) 07/Aug/2001 <ing.davide.pizzolato@libero.it> * CxImage version 5.00 23/Aug/2002 * See the file history.htm for the complete bugfix and news report. * * Special thanks to Troels Knakkergaard for new features, enhancements and bugfixes * * original CImage and CImageIterator implementation are: * Copyright: (c) 1995, Alejandro Aguilar Sierra <asierra@servidor.unam.mx> * * COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY * OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES * THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE * OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED * CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT * THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY * SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL * PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER * THIS DISCLAIMER. * * Use at your own risk! * ========================================================== */ #if !defined(__MYFXIMAGE_H) #define __MYFXIMAGE_H #if _MSC_VER > 1000 #pragma once #endif ///////////////////////////////////////////////////////////////////////////// // CxImage supported features #define CXIMAGE_SUPPORT_ALPHA 1 #define CXIMAGE_SUPPORT_SELECTION 1 #define CXIMAGE_SUPPORT_TRANSFORMATION 1 #define CXIMAGE_SUPPORT_DSP 1 #define CXIMAGE_SUPPORT_DECODE 1 #define CXIMAGE_SUPPORT_ENCODE 1 //<vho><T.Peck> #define CXIMAGE_SUPPORT_WINDOWS 1 #define CXIMAGE_SUPPORT_WINCE 0 //<T.Peck> ///////////////////////////////////////////////////////////////////////////// // CxImage supported formats #define CXIMAGE_SUPPORT_BMP 1 #define CXIMAGE_SUPPORT_GIF 1 #define CXIMAGE_SUPPORT_JPG 1 #define CXIMAGE_SUPPORT_PNG 1 #define CXIMAGE_SUPPORT_MNG 0 #define CXIMAGE_SUPPORT_ICO 1 #define CXIMAGE_SUPPORT_TIF 1 #define CXIMAGE_SUPPORT_TGA 1 #define CXIMAGE_SUPPORT_PCX 1 #define CXIMAGE_SUPPORT_WBMP 1 #define CXIMAGE_SUPPORT_WMF 1 #define CXIMAGE_SUPPORT_J2K 0 // Beta #define CXIMAGE_SUPPORT_JBG 0 // Patented! see ../jbig/patents.htm ///////////////////////////////////////////////////////////////////////////// #include "xfile.h" #include "xiofile.h" #include "xmemfile.h" #include "ximadefs.h" //<vho> adjust some #define ///////////////////////////////////////////////////////////////////////////// // CxImage formats enumerator enum ENUM_CXIMAGE_FORMATS{ #if CXIMAGE_SUPPORT_BMP CXIMAGE_FORMAT_BMP, #endif #if CXIMAGE_SUPPORT_GIF CXIMAGE_FORMAT_GIF, #endif #if CXIMAGE_SUPPORT_JPG CXIMAGE_FORMAT_JPG, #endif #if CXIMAGE_SUPPORT_PNG CXIMAGE_FORMAT_PNG, #endif #if CXIMAGE_SUPPORT_MNG CXIMAGE_FORMAT_MNG, #endif #if CXIMAGE_SUPPORT_ICO CXIMAGE_FORMAT_ICO, #endif #if CXIMAGE_SUPPORT_TIF CXIMAGE_FORMAT_TIF, #endif #if CXIMAGE_SUPPORT_TGA CXIMAGE_FORMAT_TGA, #endif #if CXIMAGE_SUPPORT_PCX CXIMAGE_FORMAT_PCX, #endif #if CXIMAGE_SUPPORT_WBMP CXIMAGE_FORMAT_WBMP, #endif #if CXIMAGE_SUPPORT_WMF // <vho> - Windows Metafile CXIMAGE_FORMAT_WMF, #endif #if CXIMAGE_SUPPORT_J2K CXIMAGE_FORMAT_J2K, #endif #if CXIMAGE_SUPPORT_JBG CXIMAGE_FORMAT_JBG, #endif CMAX_IMAGE_FORMATS }; // needed for png, gif, tga #define RGB2GRAY(r,g,b) ((b*11 + g*59 + r*30)/100) //color to grey mapping struct rgb_color { BYTE r,g,b; }; ///////////////////////////////////////////////////////////////////////////// // CxImage class ///////////////////////////////////////////////////////////////////////////// class DLL_EXP CxImage { //extensible information collector typedef struct tagCxImageInfo { DWORD dwEffWidth; //DWORD aligned scan line width BYTE* pImage; //THE IMAGE BITS void* pGhost; //if this is a ghost, pGhost point to the body DWORD dwType; //original image format char szLastError[256]; //debugging long nProgress; //monitor long nEscape; //escape long nBkgndIndex; //used for GIF, PNG, MNG RGBQUAD nBkgndColor; //used for RGB transparency BYTE nQuality; //used for JPEG long nFrame; //used for TIF, GIF, MNG : actual frame long nNumFrames; //used for TIF, GIF, MNG : total number of frames DWORD dwFrameDelay; //used for GIF, MNG long xDPI; //horizontal resolution long yDPI; //vertical resolution RECT rSelectionBox; //bounding rectangle BYTE nAlphaMax; //max opacity (fade) BYTE bAlphaPaletteEnabled; //true if alpha values in the palette are enabled. BYTE bEnabled; //enables the painting functions long xOffset; long yOffset; } CXIMAGEINFO; public: //added by zzq 2005-01-20 CxImage(const char * filename,bool bSetGrayData=true,int color=1,bool lbOrLt=true); bool GetImageType(const char * filename, int &type); BYTE*pGrayData;//gray data of current image, original point is on the left-bottom void SetGrayData(int color=1,bool lbOrLt=true); BYTE*GetGrayData(){return pGrayData;} //constructors CxImage(DWORD imagetype = 0); CxImage(DWORD dwWidth, DWORD dwHeight, long wBpp, long imagetype = 0); CxImage(const CxImage &src, bool copypixels = true, bool copyselection = true, bool copyalpha = true); CxImage(const char * filename, DWORD imagetype); CxImage(FILE * stream, DWORD imagetype); CxImage(CxFile * stream, DWORD imagetype); CxImage(BYTE * buffer, DWORD size, DWORD imagetype); virtual ~CxImage(); CxImage& operator = (const CxImage&); //initializzation void Destroy(); void* Create(DWORD dwWidth, DWORD dwHeight, long wBpp, long imagetype = 0); bool CreateFromHANDLE(HANDLE hMem); //Windows objects (clipboard) void Clear(BYTE bval=0); void Copy(const CxImage &src, bool copypixels = true, bool copyselection = true, bool copyalpha = true); HANDLE CopyToHandle(); void Transfer(CxImage &from); //Attributes long GetSize(); BYTE* GetBits(); BYTE GetColorType(); HANDLE GetDIB() const {return (HANDLE)pDib;} DWORD GetHeight() const {return head.biHeight;} DWORD GetWidth() const {return head.biWidth;} DWORD GetEffWidth() const {return info.dwEffWidth;} DWORD GetNumColors() const {return head.biClrUsed;} WORD GetBpp() const {return head.biBitCount;} DWORD GetType() const {return info.dwType;} char* GetLastError() {return info.szLastError;} const char* GetVersion(); DWORD GetFrameDelay() const {return info.dwFrameDelay;} void SetFrameDelay(DWORD d) {info.dwFrameDelay=d;} void GetOffset(long *x,long *y) {*x=info.xOffset; *y=info.yOffset;} void SetOffset(long x,long y) {info.xOffset=x; info.yOffset=y;} BYTE GetJpegQuality() const {return info.nQuality;} void SetJpegQuality(BYTE q) {info.nQuality = q;} long GetXDPI() const {return info.xDPI;} long GetYDPI() const {return info.yDPI;} void SetXDPI(long dpi); void SetYDPI(long dpi); long GetProgress() const {return info.nProgress;} long GetEscape() const {return info.nEscape;} void SetProgress(long p) {info.nProgress = p;} void SetEscape(long i) {info.nEscape = i;} long GetTransIndex() const {return info.nBkgndIndex;} RGBQUAD GetTransColor(); void SetTransIndex(long idx) {info.nBkgndIndex = idx;} void SetTransColor(RGBQUAD rgb) {info.nBkgndColor = rgb;} bool IsTransparent() const {return info.nBkgndIndex>=0;} // <vho> //palette operations bool IsGrayScale(); bool IsIndexed() {return head.biClrUsed!=0;} DWORD GetPaletteSize(); RGBQUAD* GetPalette() const; RGBQUAD GetPaletteColor(BYTE idx); bool GetRGB(int i, BYTE* r, BYTE* g, BYTE* b)