WinCE5.0打印机驱动

/*++ THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR PURPOSE. Copyright (c) 1995-1998 Microsoft Corporation Module Name: Abstract: Functions: Notes: --*/ #include "precomp.hxx" #include <string.h> #include "compress.h" #include "local.h" #include "serial.h" // A6SDK.h typedef struct tagA6P{ BYTE comm[5]; BYTE data[12000]; } A6PRINTDATA, *LPA6PRINTDATA; static BYTE pixel[12000]; static BYTE data[12000]; static A6PRINTDATA pData; // halftone.h BYTE GrayScale( BYTE r, BYTE g, BYTE b ); void PrepareImage( LPBYTE pixel, LPBYTE dot, DWORD dwLine, DWORD dwWidth ); // util.h DWORD Compress( LPBYTE oData, LPBYTE nData, DWORD dwDataLen ); BOOL bSkip; //#define VERBOSE #ifdef VERBOSE #define TRACE(cond, args) \ do { if (cond) { MessageBox(GetFocus(), args, TEXT("A6PRN"), MB_OK); /*DebugBreak();*/ } } while (0) #else #define TRACE(cond, args) #endif #define HUE_B 0.64 #define HUE_G 0.9 #define GAMMA_C 1.3 #define GAMMA_K 1.4 #define GAMMA_V 2.1 #define DOT_K 1.3 #define DOT_C 1.1 #define DOT_M 1.2 #define DOT_Y 1.1 #define MAX_8 0x0ff #define MAX_14 0x02000 #define MAX_13 0x01000 const static int BitMask[8] = { 0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01 }; Printer printer; Port::Port(void) { nBuffer = 0; hPrinter = INVALID_HANDLE_VALUE; } Port::~Port(void) { TRACE(TRUE, (TEXT("A6PRN: Port::~Port\r\n"))); Close(); } BOOL Port::Flush(void) { //nBuffer = 0; //return TRUE; BOOL f = TRUE; if (nBuffer) { // Output data to debug window. This is temporary. // /* int Total = nBuffer; BYTE *pInput = Buffer; while (Total) { int cnt; if (Total < 32) cnt = Total; else cnt = 32; unsigned short Output[140]; unsigned short *pOutput = Output; for (int i = 0; i < cnt; i++) { wsprintf(pOutput, (TEXT("%02x")), *pInput); pOutput += 2; pInput++; } RETAILMSG(TRUE, (TEXT("[%s]\r\n"), Output)); Total -= cnt; } */ // Send data to printer. // if (hPrinter == (HANDLE)PRINT_SERIAL_PORT) f = PortWrite(hPrinter, Buffer, nBuffer); else f = PrinterSend(hPrinter, Buffer, nBuffer); nBuffer = 0; } TRACE(!f, (TEXT("\tPrinterSend() Failed\r\n"))); return f; } HANDLE Port::Open(PWSTR sPort) { PWSTR pPort=NULL; Close(); if ((pPort = (PWSTR)malloc(max((lstrlen(sPort) + 1), 6) * sizeof(TCHAR)))) { lstrcpy(pPort, sPort); } if (!pPort) { SetLastError(ERROR_OUTOFMEMORY); return INVALID_HANDLE_VALUE; } if (CompareString(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE, TEXT("COM"), 3, pPort, 3) == CSTR_EQUAL) hPrinter = PortInitialize(sPort); else hPrinter = PrinterOpen(sPort); free(pPort); return hPrinter; } void Port::Close(void) { TRACE(TRUE, (TEXT("A6PRN: Port::Close\r\n"))); if (INVALID_HANDLE_VALUE != hPrinter) { Flush(); if (hPrinter == (HANDLE)PRINT_SERIAL_PORT) PortClose(hPrinter); else PrinterClose(hPrinter); hPrinter = INVALID_HANDLE_VALUE; } } BOOL Port::Write(BYTE *buffer, int length) { BOOL f = TRUE; if (!buffer) return FALSE; while (length && f) { // Is the buffer full and do we need to flush to the printer. // if (nBuffer == PORT_BUF_SIZE) f = Flush(); // Move as many bytes as we can. // int nBytesToCopy = PORT_BUF_SIZE - nBuffer; if (length < nBytesToCopy) nBytesToCopy = length; memcpy(Buffer+nBuffer, buffer, nBytesToCopy); buffer += nBytesToCopy; length -= nBytesToCopy; nBuffer += nBytesToCopy; } return f; } BOOL Port::WriteString(char *buffer) { if (!buffer) return FALSE; unsigned int length = strlen(buffer); return Write((BYTE *)buffer, length); } #define PCL_UNENCODED 0 #define PCL_TIFF 2 #define PCL_DELTAROW 3 BOOL Printer::AllocateBuffers(GDIINFO * pGI, DEVMODE * pDM) { TRACE(TRUE, (TEXT("A6PRN: AllocateBuffers\r\n"))); int i; double d; // Forget old buffers, if any. // DeallocateBuffers(); fColor = (DMCOLOR_COLOR == pDM->dmColor); fColor = FALSE; PaperSize = pDM->dmPaperSize; ResolutionPixels = pGI->ulLogPixelsX; if (DMORIENT_LANDSCAPE == pDM->dmOrientation) { HeightPixels = pGI->ulHorzRes; WidthPixels = pGI->ulVertRes; pColorRow = new BYTE[WidthPixels * 3]; } else { HeightPixels = pGI->ulVertRes; WidthPixels = pGI->ulHorzRes; } WidthOfRasterAreaInBytes = WidthPixels;//(WidthPixels+7)/8; pScanRow = new BYTE[WidthOfRasterAreaInBytes]; pBlackRow = new BYTE[WidthOfRasterAreaInBytes]; pPCLData = new BYTE[WidthOfRasterAreaInBytes]; pError = new short[WidthPixels + 2]; pK = new short[WidthPixels]; pEK = new short[WidthPixels]; pSK = new BYTE[WidthOfRasterAreaInBytes]; pGK = new short[MAX_8 + 1]; d = pow(MAX_8, GAMMA_K) / MAX_14; pGK[0] = pGK[1] = 0; for (i = 2; i < MAX_8; i++) pGK[i] = int(pow(i, GAMMA_K) / d + 0.5); pGK[MAX_8] = MAX_14; if (fColor) { pC = new short[WidthPixels]; pM = new short[WidthPixels]; pY = new short[WidthPixels]; pEC = new short[WidthPixels]; pEM = new short[WidthPixels]; pEY = new short[WidthPixels]; pSC = new BYTE[WidthOfRasterAreaInBytes]; pSM = new BYTE[WidthOfRasterAreaInBytes]; pSY = new BYTE[WidthOfRasterAreaInBytes]; pGC = new short[MAX_8 + 1]; d = pow(MAX_8, GAMMA_C) / MAX_14; pGC[0] = 0; for (i = 1; i < MAX_8; i++) pGC[i] = int(pow(i, GAMMA_C) / d + 0.5); pGC[MAX_8] = MAX_14; pGV = new BYTE[MAX_8 + 1]; d = pow(MAX_8, GAMMA_V) / MAX_8; pGV[0] = 0; for (i = 1; i < MAX_8; i++) pGV[i] = int(pow(i, GAMMA_V) / d + 0.5); pGV[MAX_8] = MAX_8; } iDotK = int(DOT_K * MAX_14); iDotC = int(DOT_C * MAX_14); iDotM = int(DOT_M * MAX_14); iDotY = int(DOT_Y * MAX_14); iHueB = int(HUE_B * MAX_8); iHueG = int(HUE_G * MAX_8); return pScanRow && pBlackRow && pPCLData && pError && (pColorRow || DMORIENT_LANDSCAPE != pDM->dmOrientation) && pK && pEK && pSK && pGK && (!fColor || (pC && pM && pY && pEC && pEM && pEY && pSC && pSM && pSY && pGV && pGC)); } void Printer::DeallocateBuffers(void) { TRACE(TRUE, (TEXT("A6PRN: DeallocateBuffers\r\n"))); if (pColorRow) { delete pColorRow; pColorRow = 0; } if (pScanRow) { delete pScanRow; pScanRow = 0; } if (pBlackRow) { delete pBlackRow; pBlackRow = 0; } if (pPCLData) { delete pPCLData; pPCLData = 0; } if (pError) { delete pError; pError = 0; } if (pC) { delete pC; pC = 0; } if (pY) { delete pY; pY = 0; } if (pM) { delete pM; pM = 0; } if (pK) { delete pK; pK = 0; } if (pSC) {