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/************************************************************************************/ /* * File name: DmrEditFontFile.cpp * Location: See Matrox Example Launcher in the MIL Control Center * * * Synopsis: This program helps the user to edit a Dot Matrix Reader (SureDotOCR) font. * The user can also add new characters to the font. * * Copyright (C) Matrox Electronic Systems Ltd., 1992-2016. * All Rights Reserved */ #include <mil.h> #include "../../DmrUtil/C++/FontUtil.h" #include "../../DmrUtil/C++/CharacterCreator.h" #include "../../DmrUtil/C++/VisualizeFont.h" #include <tchar.h> /*****************************************************************************/ /* Constants. */ /*****************************************************************************/ // Maximum length of the string to read. static const MIL_INT STRING_LENGTH_MAX = 255; /*****************************************************************************/ /* Example description. */ /*****************************************************************************/ void PrintHeader() { MosPrintf(MIL_TEXT("[EXAMPLE NAME]\n") MIL_TEXT("DmrEditFontFile\n\n") MIL_TEXT("[SYNOPSIS]\n") MIL_TEXT("This program helps edit a Dot Matrix Reader (SureDotOCR) font (.mdmrf).\n") MIL_TEXT("The user can modify a character or add a new character to\n") MIL_TEXT("the font file interactively.\n\n")); } int MosMain() { PrintHeader(); MIL_ID MilApplication, /* Application identifier. */ MilSystem; /* System identifier. */ MIL_TEXT_CHAR UserCharName[STRING_LENGTH_MAX] = MIL_TEXT(""); // Allocate the application. MappAlloc(M_NULL, M_DEFAULT, &MilApplication); // Alloc the system MsysAlloc(M_DEFAULT, M_SYSTEM_HOST, M_DEFAULT, M_DEFAULT, &MilSystem); // Allocate a dmr context to stream the font. MIL_ID MilDmrContext = MdmrAlloc(MilSystem, M_DOT_MATRIX, M_DEFAULT, M_NULL); // Ask User to press any key to create a font file or to press 'e' to exit. MIL_TEXT_CHAR MyChar = ' '; while(MyChar != 'e' || MyChar != 'E') { MosPrintf(MIL_TEXT("Press 'E' to exit or press any other key to edit a font.\n\n")); // Get the last character. MyChar = (MIL_TEXT_CHAR)MosGetch(); if(MyChar == 'e' || MyChar == 'E') break; // Import a font interactively. MappControl(M_ERROR, M_PRINT_DISABLE); MdmrImportFont(M_INTERACTIVE, M_DMR_FONT_FILE, MilDmrContext, M_NEW_LABEL, M_IMPORT_ALL_CHARS, M_DEFAULT); MappControl(M_ERROR, M_PRINT_ENABLE); if(MdmrInquire(MilDmrContext, M_NUMBER_OF_FONTS, M_NULL) == 0) { MosPrintf(MIL_TEXT("File opening failed.\n\n")); continue; } // Get the font size of the application. MIL_INT FontSizeX = MdmrInquireFont(MilDmrContext, M_FONT_INDEX(0), M_DEFAULT, M_NULL, M_FONT_SIZE_COLUMNS, M_NULL); MIL_INT FontSizeY = MdmrInquireFont(MilDmrContext, M_FONT_INDEX(0), M_DEFAULT, M_NULL, M_FONT_SIZE_ROWS, M_NULL); // Create the character creator class that will be used to generate characters. CCharCreator* pCharCreator = new CCharCreator(MilSystem, FontSizeX, FontSizeY); bool AddCharacter = true; while(AddCharacter) { // Display all the character font in a single display. CVisualizeFont DisplayFont(MilSystem, MilDmrContext); DisplayFont.VisualizeFont(); // Ask if the user wants to edit another character/characters. MosPrintf(MIL_TEXT("Press 'D' to edit a character or press any ") MIL_TEXT("other key to continue.\n\n")); // Get the last character. MyChar = (MIL_TEXT_CHAR)MosGetch(); if(MyChar != MIL_TEXT('d') && MyChar != MIL_TEXT('D')) { AddCharacter = false; break; } // Ask the user to type a character to edit. MosPrintf(MIL_TEXT("Type a character value to edit then press <Enter>: ")); _fgetts(UserCharName, _countof(UserCharName), stdin); UserCharName[_tcscspn(UserCharName, MIL_TEXT("\n"))] = MIL_TEXT('\0'); MosPrintf(MIL_TEXT("\n")); // Find the character in the existing font. MappControl(M_ERROR, M_PRINT_DISABLE); MIL_INT CharIndex = MdmrInquireFont(MilDmrContext, M_FONT_INDEX(0), M_DEFAULT, UserCharName, M_CHAR_INDEX_VALUE, M_NULL); MIL_INT InquireFontError = MappGetError(M_DEFAULT, M_CURRENT, M_NULL); MappControl(M_ERROR, M_PRINT_ENABLE); // If the character name was valid. if(InquireFontError == M_NULL_ERROR) { bool NewChar = CharIndex == M_INVALID; vector<MIL_UINT8> DotChar(FontSizeX * FontSizeY, 0xFF); if(NewChar) MdmrControlFont(MilDmrContext, M_FONT_INDEX(0), M_DEFAULT, UserCharName, M_CHAR_ADD, M_DEFAULT, &DotChar[0]); else { // Get the character matrix and load it in the character creator. MdmrInquireFont(MilDmrContext, M_FONT_INDEX(0), M_DEFAULT, UserCharName, M_CHAR_TEMPLATE + M_TYPE_MIL_UINT8, &DotChar[0]); pCharCreator->LoadCharacter(DotChar); } // Get the char name and the hexadecimal char name. mstring CharName; FontUtil::GetCharName(MilDmrContext, UserCharName, M_NULL, &CharName); mstring CharHexName; FontUtil::GetCharName(MilDmrContext, UserCharName, M_HEX_UTF16_FOR_ALL, &CharHexName); // Create the character. Add it if not empty. if (pCharCreator->CreateCharacterInteractive(CharName.c_str(), CharHexName.c_str(), NewChar)) { // Put the modified character in the font. MdmrControlFont(MilDmrContext, M_FONT_INDEX(0), M_DEFAULT, UserCharName, M_CHAR_TEMPLATE, M_DEFAULT, &(pCharCreator->DotCharMatrix())[0]); } else if(NewChar) { // Remove the character from the font if it is new. MdmrControlFont(MilDmrContext, M_FONT_INDEX(0), M_DEFAULT, CharName.c_str(), M_CHAR_DELETE, M_DEFAULT, M_NULL); MosPrintf(MIL_TEXT("Unable to add new character because it was empty.\n\n")); } else MosPrintf(MIL_TEXT("Unable to replace character because the new character was empty.\n\n")); } else MosPrintf(MIL_TEXT("Unable to edit the supplied character. The character may ") MIL_TEXT("be invalid.\n\n")); } delete pCharCreator; // Export the font. FontUtil::ExportFont(MilDmrContext, 0); // Remove the font. MdmrControl(MilDmrContext, M_FONT_DELETE, M_FONT_INDEX(0)); } // Free the dmr context. MdmrFree(MilDmrContext); // Free system and application. MsysFree(MilSystem); MappFree(MilApplication); return 0; }