1ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru/* 2ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru ****************************************************************************** 3ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru * Copyright (C) 1998-2006, International Business Machines Corporation and * 4ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru * others. All Rights Reserved. * 5ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru ****************************************************************************** 6ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru */ 7ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 8ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include <stdio.h> 9ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include <string.h> 10ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include <ctype.h> 11ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 12ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "unicode/utypes.h" 13ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "unicode/uscript.h" 14ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 15ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "layout/LETypes.h" 16ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "layout/LEScripts.h" 17ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "layout/LEFontInstance.h" 18ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 19ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "GUISupport.h" 20ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "FontMap.h" 21ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 22ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste QueruFontMap::FontMap(const char *fileName, le_int16 pointSize, GUISupport *guiSupport, LEErrorCode &status) 23ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru : fPointSize(pointSize), fFontCount(0), fAscent(0), fDescent(0), fLeading(0), fGUISupport(guiSupport) 24ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 25ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_int32 defaultFont = -1, i, script; 26ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_bool haveFonts = FALSE; 27ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 28ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru/**/ 29ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru for (i = 0; i < scriptCodeCount; i += 1) { 30ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fFontIndices[i] = -1; 31ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fFontNames[i] = NULL; 32ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fFontInstances[i] = NULL; 33ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 34ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru /**/ 35ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 36ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (LE_FAILURE(status)) { 37ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return; 38ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 39ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 40ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru char *c, *scriptName, *fontName, *line, buffer[BUFFER_SIZE]; 41ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru FILE *file; 42ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 43ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru file = fopen(fileName, "r"); 44ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 45ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (file == NULL) { 46ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru sprintf(errorMessage, "Could not open the font map file: %s.", fileName); 47ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fGUISupport->postErrorMessage(errorMessage, "Font Map Error"); 48ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru status = LE_FONT_FILE_NOT_FOUND_ERROR; 49ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return; 50ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 51ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 52ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru while (fgets(buffer, BUFFER_SIZE, file) != NULL) { 53ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru UScriptCode scriptCode; 54ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru UErrorCode scriptStatus = U_ZERO_ERROR; 55ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 56ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru line = strip(buffer); 57ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (line[0] == '#' || line[0] == 0) { 58ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru continue; 59ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 60ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 61ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru c = strchr(line, ':'); 62ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru c[0] = 0; 63ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 64ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fontName = strip(&c[1]); 65ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru scriptName = strip(line); 66ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 67ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (strcmp(scriptName, "DEFAULT") == 0) { 68ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru defaultFont = getFontIndex(fontName); 69ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru haveFonts = TRUE; 70ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru continue; 71ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 72ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 73ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_int32 fillCount = uscript_getCode(scriptName, &scriptCode, 1, &scriptStatus); 74ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 75ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (U_FAILURE(scriptStatus) || fillCount <= 0 || 76ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru scriptStatus == U_USING_FALLBACK_WARNING || scriptStatus == U_USING_DEFAULT_WARNING) { 77ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru sprintf(errorMessage, "The script name %s is invalid.", line); 78ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fGUISupport->postErrorMessage(errorMessage, "Font Map Error"); 79ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru continue; 80ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 81ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 82ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru script = (le_int32) scriptCode; 83ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 84ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fFontIndices[script] >= 0) { 85ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru // FIXME: complain that this is a duplicate entry and bail (?) 86ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fFontIndices[script] = -1; 87ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 88ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 89ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fFontIndices[script] = getFontIndex(fontName); 90ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru haveFonts = TRUE; 91ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 92ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 93ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (defaultFont >= 0) { 94ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru for (script = 0; script < scriptCodeCount; script += 1) { 95ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fFontIndices[script] < 0) { 96ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fFontIndices[script] = defaultFont; 97ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 98ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 99ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 100ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 101ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (! haveFonts) { 102ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru sprintf(errorMessage, "The font map file %s does not contain any valid scripts.", fileName); 103ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fGUISupport->postErrorMessage(errorMessage, "Font Map Error"); 104ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru status = LE_ILLEGAL_ARGUMENT_ERROR; 105ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 106ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 107ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fclose(file); 108ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 109ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 110ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste QueruFontMap::~FontMap() 111ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 112ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_int32 font; 113ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 114ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru for (font = 0; font < fFontCount; font += 1) { 115ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fFontNames[font] != NULL) { 116ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru delete[] (char *) fFontNames[font]; 117ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 118ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 119ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 120ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru for (font = 0; font < fFontCount; font += 1) { 121ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fFontInstances[font] != NULL) { 122ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru delete fFontInstances[font]; 123ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 124ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 125ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 126ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 127ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Querule_int32 FontMap::getFontIndex(const char *fontName) 128ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 129ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_int32 index; 130ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 131ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru for (index = 0; index < fFontCount; index += 1) { 132ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (strcmp(fontName, fFontNames[index]) == 0) { 133ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return index; 134ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 135ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 136ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 137ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fFontCount < (le_int32) scriptCodeCount) { 138ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru index = fFontCount++; 139ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } else { 140ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru // The font name table is full. Since there can 141ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru // only be scriptCodeCount fonts in use at once, 142ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru // there should be at least one that's not being 143ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru // referenced; find it and resue it's index. 144ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 145ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru for (index = 0; index < fFontCount; index += 1) { 146ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_int32 script; 147ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 148ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru for (script = 0; script < scriptCodeCount; script += 1) { 149ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fFontIndices[script] == index) { 150ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru break; 151ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 152ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 153ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 154ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (script >= scriptCodeCount) { 155ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru break; 156ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 157ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 158ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 159ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 160ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (index >= scriptCodeCount) { 161ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return -1; 162ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 163ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 164ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_int32 len = strlen(fontName); 165ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru char *s = new char[len + 1]; 166ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 167ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fFontNames[index] = strcpy(s, fontName); 168ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return index; 169ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 170ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 171ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queruchar *FontMap::strip(char *s) 172ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 173ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_int32 start, end, len; 174ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 175ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru start = 0; 176ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru len = strlen(s); 177ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 178ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru while (start < len && isspace(s[start])) { 179ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru start += 1; 180ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 181ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 182ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru end = len - 1; 183ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 184ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru while (end > start && isspace(s[end])) { 185ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru end -= 1; 186ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 187ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 188ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (end < len) { 189ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru s[end + 1] = '\0'; 190ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 191ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 192ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return &s[start]; 193ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 194ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 195ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queruconst LEFontInstance *FontMap::getScriptFont(le_int32 scriptCode, LEErrorCode &status) 196ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 197ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (LE_FAILURE(status)) { 198ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return NULL; 199ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 200ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 201ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (scriptCode <= -1 || scriptCode >= scriptCodeCount) { 202ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru status = LE_ILLEGAL_ARGUMENT_ERROR; 203ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return NULL; 204ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 205ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 206ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 207ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_int32 fontIndex = fFontIndices[scriptCode]; 208ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 209ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fontIndex < 0) { 210ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru sprintf(errorMessage, "No font was set for script %s", uscript_getName((UScriptCode) scriptCode)); 211ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fGUISupport->postErrorMessage(errorMessage, "Font Map Error"); 212ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru status = LE_FONT_FILE_NOT_FOUND_ERROR; 213ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return NULL; 214ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 215ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 216ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fFontInstances[fontIndex] == NULL) { 217ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fFontInstances[fontIndex] = openFont(fFontNames[fontIndex], fPointSize, status); 218ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 219ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (LE_FAILURE(status)) { 220ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru sprintf(errorMessage, "Could not open font file %s", fFontNames[fontIndex]); 221ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fGUISupport->postErrorMessage(errorMessage, "Font Map Error"); 222ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return NULL; 223ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 224ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 225ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 226ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return fFontInstances[fontIndex]; 227ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 228ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 229ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Querule_int32 FontMap::getAscent() const 230ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 231ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fAscent <= 0) { 232ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru ((FontMap *) this)->getMaxMetrics(); 233ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 234ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 235ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return fAscent; 236ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 237ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 238ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Querule_int32 FontMap::getDescent() const 239ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 240ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fDescent <= 0) { 241ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru ((FontMap *) this)->getMaxMetrics(); 242ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 243ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 244ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return fDescent; 245ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 246ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 247ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Querule_int32 FontMap::getLeading() const 248ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 249ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fLeading <= 0) { 250ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru ((FontMap *) this)->getMaxMetrics(); 251ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 252ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 253ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return fLeading; 254ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 255ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 256ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queruvoid FontMap::getMaxMetrics() 257ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 258ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru for (le_int32 i = 0; i < fFontCount; i += 1) { 259ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru LEErrorCode status = LE_NO_ERROR; 260ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_int32 ascent, descent, leading; 261ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 262ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (fFontInstances[i] == NULL) { 263ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fFontInstances[i] = openFont(fFontNames[i], fPointSize, status); 264ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 265ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (LE_FAILURE(status)) { 266ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru continue; 267ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 268ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 269ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 270ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru ascent = fFontInstances[i]->getAscent(); 271ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru descent = fFontInstances[i]->getDescent(); 272ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru leading = fFontInstances[i]->getLeading(); 273ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 274ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (ascent > fAscent) { 275ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fAscent = ascent; 276ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 277ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 278ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (descent > fDescent) { 279ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fDescent = descent; 280ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 281ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 282ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (leading > fLeading) { 283ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru fLeading = leading; 284ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 285ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 286ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 287ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 288