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5172
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/***************************************************************************/
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/* */
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/* winfnt.c */
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/* */
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/* FreeType font driver for Windows FNT/FON files */
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/* */
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/* Copyright 1996-2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009, 2010 by */
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */
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/* Copyright 2003 Huw D M Davies for Codeweavers */
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/* Copyright 2007 Dmitry Timoshkov for Codeweavers */
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/* */
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/* This file is part of the FreeType project, and may only be used, */
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/* modified, and distributed under the terms of the FreeType project */
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/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
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/* this file you indicate that you have read the license and */
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/* understand and accept it fully. */
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/* */
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/***************************************************************************/
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#include <ft2build.h>
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22 |
#include FT_WINFONTS_H
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23 |
#include FT_INTERNAL_DEBUG_H
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24 |
#include FT_INTERNAL_STREAM_H
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#include FT_INTERNAL_OBJECTS_H
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26 |
#include FT_TRUETYPE_IDS_H
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#include "winfnt.h"
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#include "fnterrs.h"
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#include FT_SERVICE_WINFNT_H
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#include FT_SERVICE_XFREE86_NAME_H
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/*************************************************************************/
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/* */
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35 |
/* The macro FT_COMPONENT is used in trace mode. It is an implicit */
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36 |
/* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
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/* messages during execution. */
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/* */
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#undef FT_COMPONENT
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40 |
#define FT_COMPONENT trace_winfnt
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42 |
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static const FT_Frame_Field winmz_header_fields[] =
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{
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45 |
#undef FT_STRUCTURE
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#define FT_STRUCTURE WinMZ_HeaderRec
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47 |
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48 |
FT_FRAME_START( 64 ),
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49 |
FT_FRAME_USHORT_LE ( magic ),
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50 |
FT_FRAME_SKIP_BYTES( 29 * 2 ),
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51 |
FT_FRAME_ULONG_LE ( lfanew ),
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FT_FRAME_END
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};
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static const FT_Frame_Field winne_header_fields[] =
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56 |
{
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57 |
#undef FT_STRUCTURE
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#define FT_STRUCTURE WinNE_HeaderRec
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59 |
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FT_FRAME_START( 40 ),
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FT_FRAME_USHORT_LE ( magic ),
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FT_FRAME_SKIP_BYTES( 34 ),
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FT_FRAME_USHORT_LE ( resource_tab_offset ),
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FT_FRAME_USHORT_LE ( rname_tab_offset ),
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FT_FRAME_END
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};
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static const FT_Frame_Field winpe32_header_fields[] =
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{
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70 |
#undef FT_STRUCTURE
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#define FT_STRUCTURE WinPE32_HeaderRec
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72 |
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FT_FRAME_START( 248 ),
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FT_FRAME_ULONG_LE ( magic ), /* PE00 */
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75 |
FT_FRAME_USHORT_LE ( machine ), /* 0x014c - i386 */
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FT_FRAME_USHORT_LE ( number_of_sections ),
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FT_FRAME_SKIP_BYTES( 12 ),
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FT_FRAME_USHORT_LE ( size_of_optional_header ),
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FT_FRAME_SKIP_BYTES( 2 ),
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FT_FRAME_USHORT_LE ( magic32 ), /* 0x10b */
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FT_FRAME_SKIP_BYTES( 110 ),
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FT_FRAME_ULONG_LE ( rsrc_virtual_address ),
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FT_FRAME_ULONG_LE ( rsrc_size ),
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FT_FRAME_SKIP_BYTES( 104 ),
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FT_FRAME_END
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};
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87 |
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static const FT_Frame_Field winpe32_section_fields[] =
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{
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90 |
#undef FT_STRUCTURE
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#define FT_STRUCTURE WinPE32_SectionRec
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92 |
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FT_FRAME_START( 40 ),
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FT_FRAME_BYTES ( name, 8 ),
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95 |
FT_FRAME_SKIP_BYTES( 4 ),
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96 |
FT_FRAME_ULONG_LE ( virtual_address ),
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FT_FRAME_ULONG_LE ( size_of_raw_data ),
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98 |
FT_FRAME_ULONG_LE ( pointer_to_raw_data ),
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FT_FRAME_SKIP_BYTES( 16 ),
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100 |
FT_FRAME_END
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101 |
};
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102 |
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103 |
static const FT_Frame_Field winpe_rsrc_dir_fields[] =
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104 |
{
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105 |
#undef FT_STRUCTURE
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106 |
#define FT_STRUCTURE WinPE_RsrcDirRec
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107 |
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108 |
FT_FRAME_START( 16 ),
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109 |
FT_FRAME_ULONG_LE ( characteristics ),
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110 |
FT_FRAME_ULONG_LE ( time_date_stamp ),
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111 |
FT_FRAME_USHORT_LE( major_version ),
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112 |
FT_FRAME_USHORT_LE( minor_version ),
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113 |
FT_FRAME_USHORT_LE( number_of_named_entries ),
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114 |
FT_FRAME_USHORT_LE( number_of_id_entries ),
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115 |
FT_FRAME_END
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116 |
};
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117 |
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118 |
static const FT_Frame_Field winpe_rsrc_dir_entry_fields[] =
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119 |
{
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120 |
#undef FT_STRUCTURE
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121 |
#define FT_STRUCTURE WinPE_RsrcDirEntryRec
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122 |
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123 |
FT_FRAME_START( 8 ),
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124 |
FT_FRAME_ULONG_LE( name ),
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125 |
FT_FRAME_ULONG_LE( offset ),
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126 |
FT_FRAME_END
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127 |
};
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128 |
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129 |
static const FT_Frame_Field winpe_rsrc_data_entry_fields[] =
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130 |
{
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131 |
#undef FT_STRUCTURE
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132 |
#define FT_STRUCTURE WinPE_RsrcDataEntryRec
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133 |
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134 |
FT_FRAME_START( 16 ),
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135 |
FT_FRAME_ULONG_LE( offset_to_data ),
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136 |
FT_FRAME_ULONG_LE( size ),
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137 |
FT_FRAME_ULONG_LE( code_page ),
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138 |
FT_FRAME_ULONG_LE( reserved ),
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139 |
FT_FRAME_END
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140 |
};
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141 |
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142 |
static const FT_Frame_Field winfnt_header_fields[] =
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143 |
{
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144 |
#undef FT_STRUCTURE
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145 |
#define FT_STRUCTURE FT_WinFNT_HeaderRec
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146 |
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147 |
FT_FRAME_START( 148 ),
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148 |
FT_FRAME_USHORT_LE( version ),
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149 |
FT_FRAME_ULONG_LE ( file_size ),
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150 |
FT_FRAME_BYTES ( copyright, 60 ),
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151 |
FT_FRAME_USHORT_LE( file_type ),
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152 |
FT_FRAME_USHORT_LE( nominal_point_size ),
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153 |
FT_FRAME_USHORT_LE( vertical_resolution ),
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154 |
FT_FRAME_USHORT_LE( horizontal_resolution ),
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155 |
FT_FRAME_USHORT_LE( ascent ),
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156 |
FT_FRAME_USHORT_LE( internal_leading ),
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157 |
FT_FRAME_USHORT_LE( external_leading ),
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158 |
FT_FRAME_BYTE ( italic ),
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159 |
FT_FRAME_BYTE ( underline ),
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160 |
FT_FRAME_BYTE ( strike_out ),
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161 |
FT_FRAME_USHORT_LE( weight ),
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162 |
FT_FRAME_BYTE ( charset ),
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163 |
FT_FRAME_USHORT_LE( pixel_width ),
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164 |
FT_FRAME_USHORT_LE( pixel_height ),
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165 |
FT_FRAME_BYTE ( pitch_and_family ),
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166 |
FT_FRAME_USHORT_LE( avg_width ),
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167 |
FT_FRAME_USHORT_LE( max_width ),
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168 |
FT_FRAME_BYTE ( first_char ),
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169 |
FT_FRAME_BYTE ( last_char ),
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170 |
FT_FRAME_BYTE ( default_char ),
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171 |
FT_FRAME_BYTE ( break_char ),
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172 |
FT_FRAME_USHORT_LE( bytes_per_row ),
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173 |
FT_FRAME_ULONG_LE ( device_offset ),
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174 |
FT_FRAME_ULONG_LE ( face_name_offset ),
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175 |
FT_FRAME_ULONG_LE ( bits_pointer ),
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176 |
FT_FRAME_ULONG_LE ( bits_offset ),
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177 |
FT_FRAME_BYTE ( reserved ),
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178 |
FT_FRAME_ULONG_LE ( flags ),
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179 |
FT_FRAME_USHORT_LE( A_space ),
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180 |
FT_FRAME_USHORT_LE( B_space ),
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181 |
FT_FRAME_USHORT_LE( C_space ),
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182 |
FT_FRAME_ULONG_LE ( color_table_offset ),
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183 |
FT_FRAME_BYTES ( reserved1, 16 ),
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184 |
FT_FRAME_END
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185 |
};
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186 |
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187 |
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188 |
static void
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189 |
fnt_font_done( FNT_Face face )
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190 |
{
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191 |
FT_Memory memory = FT_FACE( face )->memory;
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192 |
FT_Stream stream = FT_FACE( face )->stream;
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193 |
FNT_Font font = face->font;
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194 |
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195 |
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196 |
if ( !font )
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197 |
return;
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198 |
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199 |
if ( font->fnt_frame )
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200 |
FT_FRAME_RELEASE( font->fnt_frame );
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201 |
FT_FREE( font->family_name );
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202 |
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203 |
FT_FREE( font );
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204 |
face->font = 0;
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205 |
}
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206 |
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207 |
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208 |
static FT_Error
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209 |
fnt_font_load( FNT_Font font,
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210 |
FT_Stream stream )
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211 |
{
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212 |
FT_Error error;
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213 |
FT_WinFNT_Header header = &font->header;
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214 |
FT_Bool new_format;
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215 |
FT_UInt size;
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216 |
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217 |
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218 |
/* first of all, read the FNT header */
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219 |
if ( FT_STREAM_SEEK( font->offset ) ||
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220 |
FT_STREAM_READ_FIELDS( winfnt_header_fields, header ) )
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221 |
goto Exit;
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222 |
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223 |
/* check header */
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224 |
if ( header->version != 0x200 &&
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225 |
header->version != 0x300 )
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226 |
{
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227 |
FT_TRACE2(( "[not a valid FNT file]\n" ));
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228 |
error = FNT_Err_Unknown_File_Format;
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229 |
goto Exit;
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230 |
}
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231 |
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232 |
new_format = FT_BOOL( font->header.version == 0x300 );
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233 |
size = new_format ? 148 : 118;
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234 |
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235 |
if ( header->file_size < size )
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236 |
{
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237 |
FT_TRACE2(( "[not a valid FNT file]\n" ));
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238 |
error = FNT_Err_Unknown_File_Format;
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239 |
goto Exit;
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240 |
}
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241 |
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242 |
/* Version 2 doesn't have these fields */
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243 |
if ( header->version == 0x200 )
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244 |
{
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245 |
header->flags = 0;
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246 |
header->A_space = 0;
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247 |
header->B_space = 0;
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248 |
header->C_space = 0;
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249 |
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250 |
header->color_table_offset = 0;
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251 |
}
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252 |
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253 |
if ( header->file_type & 1 )
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254 |
{
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255 |
FT_TRACE2(( "[can't handle vector FNT fonts]\n" ));
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256 |
error = FNT_Err_Unknown_File_Format;
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257 |
goto Exit;
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258 |
}
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259 |
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260 |
/* this is a FNT file/table; extract its frame */
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261 |
if ( FT_STREAM_SEEK( font->offset ) ||
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262 |
FT_FRAME_EXTRACT( header->file_size, font->fnt_frame ) )
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263 |
goto Exit;
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264 |
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265 |
Exit:
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266 |
return error;
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267 |
}
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268 |
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269 |
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270 |
static FT_Error
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271 |
fnt_face_get_dll_font( FNT_Face face,
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|
272 |
FT_Int face_index )
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|
273 |
{
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|
274 |
FT_Error error;
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275 |
FT_Stream stream = FT_FACE( face )->stream;
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276 |
FT_Memory memory = FT_FACE( face )->memory;
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277 |
WinMZ_HeaderRec mz_header;
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278 |
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279 |
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280 |
face->font = 0;
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281 |
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282 |
/* does it begin with an MZ header? */
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283 |
if ( FT_STREAM_SEEK( 0 ) ||
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284 |
FT_STREAM_READ_FIELDS( winmz_header_fields, &mz_header ) )
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285 |
goto Exit;
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286 |
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287 |
error = FNT_Err_Unknown_File_Format;
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|
288 |
if ( mz_header.magic == WINFNT_MZ_MAGIC )
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|
289 |
{
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290 |
/* yes, now look for an NE header in the file */
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291 |
WinNE_HeaderRec ne_header;
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292 |
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293 |
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294 |
FT_TRACE2(( "MZ signature found\n" ));
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295 |
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296 |
if ( FT_STREAM_SEEK( mz_header.lfanew ) ||
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|
297 |
FT_STREAM_READ_FIELDS( winne_header_fields, &ne_header ) )
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|
298 |
goto Exit;
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299 |
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|
300 |
error = FNT_Err_Unknown_File_Format;
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|
301 |
if ( ne_header.magic == WINFNT_NE_MAGIC )
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|
302 |
{
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|
303 |
/* good, now look into the resource table for each FNT resource */
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|
304 |
FT_ULong res_offset = mz_header.lfanew +
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|
305 |
ne_header.resource_tab_offset;
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|
306 |
FT_UShort size_shift;
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|
307 |
FT_UShort font_count = 0;
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|
308 |
FT_ULong font_offset = 0;
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309 |
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|
310 |
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|
311 |
FT_TRACE2(( "NE signature found\n" ));
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312 |
|
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|
313 |
if ( FT_STREAM_SEEK( res_offset ) ||
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|
314 |
FT_FRAME_ENTER( ne_header.rname_tab_offset -
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|
315 |
ne_header.resource_tab_offset ) )
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|
316 |
goto Exit;
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|
317 |
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|
318 |
size_shift = FT_GET_USHORT_LE();
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|
319 |
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|
320 |
for (;;)
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|
321 |
{
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|
322 |
FT_UShort type_id, count;
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|
323 |
|
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|
324 |
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|
325 |
type_id = FT_GET_USHORT_LE();
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|
326 |
if ( !type_id )
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|
327 |
break;
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|
|
328 |
|
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|
329 |
count = FT_GET_USHORT_LE();
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|
330 |
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|
331 |
if ( type_id == 0x8008U )
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|
332 |
{
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|
333 |
font_count = count;
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|
334 |
font_offset = (FT_ULong)( FT_STREAM_POS() + 4 +
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|
335 |
( stream->cursor - stream->limit ) );
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|
336 |
break;
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|
337 |
}
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|
338 |
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|
339 |
stream->cursor += 4 + count * 12;
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|
340 |
}
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|
341 |
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|
342 |
FT_FRAME_EXIT();
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|
343 |
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|
344 |
if ( !font_count || !font_offset )
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|
345 |
{
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|
346 |
FT_TRACE2(( "this file doesn't contain any FNT resources\n" ));
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|
347 |
error = FNT_Err_Invalid_File_Format;
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|
348 |
goto Exit;
|
|
|
349 |
}
|
|
|
350 |
|
|
|
351 |
/* loading `winfnt_header_fields' needs at least 118 bytes; */
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|
352 |
/* use this as a rough measure to check the expected font size */
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|
353 |
if ( font_count * 118UL > stream->size )
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|
354 |
{
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|
|
355 |
FT_TRACE2(( "invalid number of faces\n" ));
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|
356 |
error = FNT_Err_Invalid_File_Format;
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|
357 |
goto Exit;
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|
358 |
}
|
|
|
359 |
|
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|
360 |
face->root.num_faces = font_count;
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|
|
361 |
|
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|
362 |
if ( face_index >= font_count )
|
|
|
363 |
{
|
|
|
364 |
error = FNT_Err_Invalid_Argument;
|
|
|
365 |
goto Exit;
|
|
|
366 |
}
|
|
|
367 |
else if ( face_index < 0 )
|
|
|
368 |
goto Exit;
|
|
|
369 |
|
|
|
370 |
if ( FT_NEW( face->font ) )
|
|
|
371 |
goto Exit;
|
|
|
372 |
|
|
|
373 |
if ( FT_STREAM_SEEK( font_offset + face_index * 12 ) ||
|
|
|
374 |
FT_FRAME_ENTER( 12 ) )
|
|
|
375 |
goto Fail;
|
|
|
376 |
|
|
|
377 |
face->font->offset = (FT_ULong)FT_GET_USHORT_LE() << size_shift;
|
|
|
378 |
face->font->fnt_size = (FT_ULong)FT_GET_USHORT_LE() << size_shift;
|
|
|
379 |
|
|
|
380 |
stream->cursor += 8;
|
|
|
381 |
|
|
|
382 |
FT_FRAME_EXIT();
|
|
|
383 |
|
|
|
384 |
error = fnt_font_load( face->font, stream );
|
|
|
385 |
}
|
|
|
386 |
else if ( ne_header.magic == WINFNT_PE_MAGIC )
|
|
|
387 |
{
|
|
|
388 |
WinPE32_HeaderRec pe32_header;
|
|
|
389 |
WinPE32_SectionRec pe32_section;
|
|
|
390 |
WinPE_RsrcDirRec root_dir, name_dir, lang_dir;
|
|
|
391 |
WinPE_RsrcDirEntryRec dir_entry1, dir_entry2, dir_entry3;
|
|
|
392 |
WinPE_RsrcDataEntryRec data_entry;
|
|
|
393 |
|
|
|
394 |
FT_Long root_dir_offset, name_dir_offset, lang_dir_offset;
|
|
|
395 |
FT_UShort i, j, k;
|
|
|
396 |
|
|
|
397 |
|
|
|
398 |
FT_TRACE2(( "PE signature found\n" ));
|
|
|
399 |
|
|
|
400 |
if ( FT_STREAM_SEEK( mz_header.lfanew ) ||
|
|
|
401 |
FT_STREAM_READ_FIELDS( winpe32_header_fields, &pe32_header ) )
|
|
|
402 |
goto Exit;
|
|
|
403 |
|
|
|
404 |
FT_TRACE2(( "magic %04lx, machine %02x, number_of_sections %u, "
|
|
|
405 |
"size_of_optional_header %02x\n"
|
|
|
406 |
"magic32 %02x, rsrc_virtual_address %04lx, "
|
|
|
407 |
"rsrc_size %04lx\n",
|
|
|
408 |
pe32_header.magic, pe32_header.machine,
|
|
|
409 |
pe32_header.number_of_sections,
|
|
|
410 |
pe32_header.size_of_optional_header,
|
|
|
411 |
pe32_header.magic32, pe32_header.rsrc_virtual_address,
|
|
|
412 |
pe32_header.rsrc_size ));
|
|
|
413 |
|
|
|
414 |
if ( pe32_header.magic != WINFNT_PE_MAGIC /* check full signature */ ||
|
|
|
415 |
pe32_header.machine != 0x014c /* i386 */ ||
|
|
|
416 |
pe32_header.size_of_optional_header != 0xe0 /* FIXME */ ||
|
|
|
417 |
pe32_header.magic32 != 0x10b )
|
|
|
418 |
{
|
|
|
419 |
FT_TRACE2(( "this file has an invalid PE header\n" ));
|
|
|
420 |
error = FNT_Err_Invalid_File_Format;
|
|
|
421 |
goto Exit;
|
|
|
422 |
}
|
|
|
423 |
|
|
|
424 |
face->root.num_faces = 0;
|
|
|
425 |
|
|
|
426 |
for ( i = 0; i < pe32_header.number_of_sections; i++ )
|
|
|
427 |
{
|
|
|
428 |
if ( FT_STREAM_READ_FIELDS( winpe32_section_fields,
|
|
|
429 |
&pe32_section ) )
|
|
|
430 |
goto Exit;
|
|
|
431 |
|
|
|
432 |
FT_TRACE2(( "name %.8s, va %04lx, size %04lx, offset %04lx\n",
|
|
|
433 |
pe32_section.name, pe32_section.virtual_address,
|
|
|
434 |
pe32_section.size_of_raw_data,
|
|
|
435 |
pe32_section.pointer_to_raw_data ));
|
|
|
436 |
|
|
|
437 |
if ( pe32_header.rsrc_virtual_address ==
|
|
|
438 |
pe32_section.virtual_address )
|
|
|
439 |
goto Found_rsrc_section;
|
|
|
440 |
}
|
|
|
441 |
|
|
|
442 |
FT_TRACE2(( "this file doesn't contain any resources\n" ));
|
|
|
443 |
error = FNT_Err_Invalid_File_Format;
|
|
|
444 |
goto Exit;
|
|
|
445 |
|
|
|
446 |
Found_rsrc_section:
|
|
|
447 |
FT_TRACE2(( "found resources section %.8s\n", pe32_section.name ));
|
|
|
448 |
|
|
|
449 |
if ( FT_STREAM_SEEK( pe32_section.pointer_to_raw_data ) ||
|
|
|
450 |
FT_STREAM_READ_FIELDS( winpe_rsrc_dir_fields, &root_dir ) )
|
|
|
451 |
goto Exit;
|
|
|
452 |
|
|
|
453 |
root_dir_offset = pe32_section.pointer_to_raw_data;
|
|
|
454 |
|
|
|
455 |
for ( i = 0; i < root_dir.number_of_named_entries +
|
|
|
456 |
root_dir.number_of_id_entries; i++ )
|
|
|
457 |
{
|
|
|
458 |
if ( FT_STREAM_SEEK( root_dir_offset + 16 + i * 8 ) ||
|
|
|
459 |
FT_STREAM_READ_FIELDS( winpe_rsrc_dir_entry_fields,
|
|
|
460 |
&dir_entry1 ) )
|
|
|
461 |
goto Exit;
|
|
|
462 |
|
|
|
463 |
if ( !(dir_entry1.offset & 0x80000000UL ) /* DataIsDirectory */ )
|
|
|
464 |
{
|
|
|
465 |
error = FNT_Err_Invalid_File_Format;
|
|
|
466 |
goto Exit;
|
|
|
467 |
}
|
|
|
468 |
|
|
|
469 |
dir_entry1.offset &= ~0x80000000UL;
|
|
|
470 |
|
|
|
471 |
name_dir_offset = pe32_section.pointer_to_raw_data +
|
|
|
472 |
dir_entry1.offset;
|
|
|
473 |
|
|
|
474 |
if ( FT_STREAM_SEEK( pe32_section.pointer_to_raw_data +
|
|
|
475 |
dir_entry1.offset ) ||
|
|
|
476 |
FT_STREAM_READ_FIELDS( winpe_rsrc_dir_fields, &name_dir ) )
|
|
|
477 |
goto Exit;
|
|
|
478 |
|
|
|
479 |
for ( j = 0; j < name_dir.number_of_named_entries +
|
|
|
480 |
name_dir.number_of_id_entries; j++ )
|
|
|
481 |
{
|
|
|
482 |
if ( FT_STREAM_SEEK( name_dir_offset + 16 + j * 8 ) ||
|
|
|
483 |
FT_STREAM_READ_FIELDS( winpe_rsrc_dir_entry_fields,
|
|
|
484 |
&dir_entry2 ) )
|
|
|
485 |
goto Exit;
|
|
|
486 |
|
|
|
487 |
if ( !(dir_entry2.offset & 0x80000000UL ) /* DataIsDirectory */ )
|
|
|
488 |
{
|
|
|
489 |
error = FNT_Err_Invalid_File_Format;
|
|
|
490 |
goto Exit;
|
|
|
491 |
}
|
|
|
492 |
|
|
|
493 |
dir_entry2.offset &= ~0x80000000UL;
|
|
|
494 |
|
|
|
495 |
lang_dir_offset = pe32_section.pointer_to_raw_data +
|
|
|
496 |
dir_entry2.offset;
|
|
|
497 |
|
|
|
498 |
if ( FT_STREAM_SEEK( pe32_section.pointer_to_raw_data +
|
|
|
499 |
dir_entry2.offset ) ||
|
|
|
500 |
FT_STREAM_READ_FIELDS( winpe_rsrc_dir_fields, &lang_dir ) )
|
|
|
501 |
goto Exit;
|
|
|
502 |
|
|
|
503 |
for ( k = 0; k < lang_dir.number_of_named_entries +
|
|
|
504 |
lang_dir.number_of_id_entries; k++ )
|
|
|
505 |
{
|
|
|
506 |
if ( FT_STREAM_SEEK( lang_dir_offset + 16 + k * 8 ) ||
|
|
|
507 |
FT_STREAM_READ_FIELDS( winpe_rsrc_dir_entry_fields,
|
|
|
508 |
&dir_entry3 ) )
|
|
|
509 |
goto Exit;
|
|
|
510 |
|
|
|
511 |
if ( dir_entry2.offset & 0x80000000UL /* DataIsDirectory */ )
|
|
|
512 |
{
|
|
|
513 |
error = FNT_Err_Invalid_File_Format;
|
|
|
514 |
goto Exit;
|
|
|
515 |
}
|
|
|
516 |
|
|
|
517 |
if ( dir_entry1.name == 8 /* RT_FONT */ )
|
|
|
518 |
{
|
|
|
519 |
if ( FT_STREAM_SEEK( root_dir_offset + dir_entry3.offset ) ||
|
|
|
520 |
FT_STREAM_READ_FIELDS( winpe_rsrc_data_entry_fields,
|
|
|
521 |
&data_entry ) )
|
|
|
522 |
goto Exit;
|
|
|
523 |
|
|
|
524 |
FT_TRACE2(( "found font #%lu, offset %04lx, "
|
|
|
525 |
"size %04lx, cp %lu\n",
|
|
|
526 |
dir_entry2.name,
|
|
|
527 |
pe32_section.pointer_to_raw_data +
|
|
|
528 |
data_entry.offset_to_data -
|
|
|
529 |
pe32_section.virtual_address,
|
|
|
530 |
data_entry.size, data_entry.code_page ));
|
|
|
531 |
|
|
|
532 |
if ( face_index == face->root.num_faces )
|
|
|
533 |
{
|
|
|
534 |
if ( FT_NEW( face->font ) )
|
|
|
535 |
goto Exit;
|
|
|
536 |
|
|
|
537 |
face->font->offset = pe32_section.pointer_to_raw_data +
|
|
|
538 |
data_entry.offset_to_data -
|
|
|
539 |
pe32_section.virtual_address;
|
|
|
540 |
face->font->fnt_size = data_entry.size;
|
|
|
541 |
|
|
|
542 |
error = fnt_font_load( face->font, stream );
|
|
|
543 |
if ( error )
|
|
|
544 |
{
|
|
|
545 |
FT_TRACE2(( "font #%lu load error %d\n",
|
|
|
546 |
dir_entry2.name, error ));
|
|
|
547 |
goto Fail;
|
|
|
548 |
}
|
|
|
549 |
else
|
|
|
550 |
FT_TRACE2(( "font #%lu successfully loaded\n",
|
|
|
551 |
dir_entry2.name ));
|
|
|
552 |
}
|
|
|
553 |
|
|
|
554 |
face->root.num_faces++;
|
|
|
555 |
}
|
|
|
556 |
}
|
|
|
557 |
}
|
|
|
558 |
}
|
|
|
559 |
}
|
|
|
560 |
|
|
|
561 |
if ( !face->root.num_faces )
|
|
|
562 |
{
|
|
|
563 |
FT_TRACE2(( "this file doesn't contain any RT_FONT resources\n" ));
|
|
|
564 |
error = FNT_Err_Invalid_File_Format;
|
|
|
565 |
goto Exit;
|
|
|
566 |
}
|
|
|
567 |
|
|
|
568 |
if ( face_index >= face->root.num_faces )
|
|
|
569 |
{
|
|
|
570 |
error = FNT_Err_Invalid_Argument;
|
|
|
571 |
goto Exit;
|
|
|
572 |
}
|
|
|
573 |
}
|
|
|
574 |
|
|
|
575 |
Fail:
|
|
|
576 |
if ( error )
|
|
|
577 |
fnt_font_done( face );
|
|
|
578 |
|
|
|
579 |
Exit:
|
|
|
580 |
return error;
|
|
|
581 |
}
|
|
|
582 |
|
|
|
583 |
|
|
|
584 |
typedef struct FNT_CMapRec_
|
|
|
585 |
{
|
|
|
586 |
FT_CMapRec cmap;
|
|
|
587 |
FT_UInt32 first;
|
|
|
588 |
FT_UInt32 count;
|
|
|
589 |
|
|
|
590 |
} FNT_CMapRec, *FNT_CMap;
|
|
|
591 |
|
|
|
592 |
|
|
|
593 |
static FT_Error
|
|
|
594 |
fnt_cmap_init( FNT_CMap cmap )
|
|
|
595 |
{
|
|
|
596 |
FNT_Face face = (FNT_Face)FT_CMAP_FACE( cmap );
|
|
|
597 |
FNT_Font font = face->font;
|
|
|
598 |
|
|
|
599 |
|
|
|
600 |
cmap->first = (FT_UInt32) font->header.first_char;
|
|
|
601 |
cmap->count = (FT_UInt32)( font->header.last_char - cmap->first + 1 );
|
|
|
602 |
|
|
|
603 |
return 0;
|
|
|
604 |
}
|
|
|
605 |
|
|
|
606 |
|
|
|
607 |
static FT_UInt
|
|
|
608 |
fnt_cmap_char_index( FNT_CMap cmap,
|
|
|
609 |
FT_UInt32 char_code )
|
|
|
610 |
{
|
|
|
611 |
FT_UInt gindex = 0;
|
|
|
612 |
|
|
|
613 |
|
|
|
614 |
char_code -= cmap->first;
|
|
|
615 |
if ( char_code < cmap->count )
|
|
|
616 |
/* we artificially increase the glyph index; */
|
|
|
617 |
/* FNT_Load_Glyph reverts to the right one */
|
|
|
618 |
gindex = (FT_UInt)( char_code + 1 );
|
|
|
619 |
return gindex;
|
|
|
620 |
}
|
|
|
621 |
|
|
|
622 |
|
|
|
623 |
static FT_UInt32
|
|
|
624 |
fnt_cmap_char_next( FNT_CMap cmap,
|
|
|
625 |
FT_UInt32 *pchar_code )
|
|
|
626 |
{
|
|
|
627 |
FT_UInt gindex = 0;
|
|
|
628 |
FT_UInt32 result = 0;
|
|
|
629 |
FT_UInt32 char_code = *pchar_code + 1;
|
|
|
630 |
|
|
|
631 |
|
|
|
632 |
if ( char_code <= cmap->first )
|
|
|
633 |
{
|
|
|
634 |
result = cmap->first;
|
|
|
635 |
gindex = 1;
|
|
|
636 |
}
|
|
|
637 |
else
|
|
|
638 |
{
|
|
|
639 |
char_code -= cmap->first;
|
|
|
640 |
if ( char_code < cmap->count )
|
|
|
641 |
{
|
|
|
642 |
result = cmap->first + char_code;
|
|
|
643 |
gindex = (FT_UInt)( char_code + 1 );
|
|
|
644 |
}
|
|
|
645 |
}
|
|
|
646 |
|
|
|
647 |
*pchar_code = result;
|
|
|
648 |
return gindex;
|
|
|
649 |
}
|
|
|
650 |
|
|
|
651 |
|
|
|
652 |
static const FT_CMap_ClassRec fnt_cmap_class_rec =
|
|
|
653 |
{
|
|
|
654 |
sizeof ( FNT_CMapRec ),
|
|
|
655 |
|
|
|
656 |
(FT_CMap_InitFunc) fnt_cmap_init,
|
|
|
657 |
(FT_CMap_DoneFunc) NULL,
|
|
|
658 |
(FT_CMap_CharIndexFunc)fnt_cmap_char_index,
|
|
|
659 |
(FT_CMap_CharNextFunc) fnt_cmap_char_next,
|
|
|
660 |
|
|
|
661 |
NULL, NULL, NULL, NULL, NULL
|
|
|
662 |
};
|
|
|
663 |
|
|
|
664 |
static FT_CMap_Class const fnt_cmap_class = &fnt_cmap_class_rec;
|
|
|
665 |
|
|
|
666 |
|
|
|
667 |
static void
|
|
|
668 |
FNT_Face_Done( FNT_Face face )
|
|
|
669 |
{
|
|
|
670 |
FT_Memory memory;
|
|
|
671 |
|
|
|
672 |
|
|
|
673 |
if ( !face )
|
|
|
674 |
return;
|
|
|
675 |
|
|
|
676 |
memory = FT_FACE_MEMORY( face );
|
|
|
677 |
|
|
|
678 |
fnt_font_done( face );
|
|
|
679 |
|
|
|
680 |
FT_FREE( face->root.available_sizes );
|
|
|
681 |
face->root.num_fixed_sizes = 0;
|
|
|
682 |
}
|
|
|
683 |
|
|
|
684 |
|
|
|
685 |
static FT_Error
|
|
|
686 |
FNT_Face_Init( FT_Stream stream,
|
|
|
687 |
FNT_Face face,
|
|
|
688 |
FT_Int face_index,
|
|
|
689 |
FT_Int num_params,
|
|
|
690 |
FT_Parameter* params )
|
|
|
691 |
{
|
|
|
692 |
FT_Error error;
|
|
|
693 |
FT_Memory memory = FT_FACE_MEMORY( face );
|
|
|
694 |
|
|
|
695 |
FT_UNUSED( num_params );
|
|
|
696 |
FT_UNUSED( params );
|
|
|
697 |
|
|
|
698 |
|
|
|
699 |
/* try to load font from a DLL */
|
|
|
700 |
error = fnt_face_get_dll_font( face, face_index );
|
|
|
701 |
if ( !error && face_index < 0 )
|
|
|
702 |
goto Exit;
|
|
|
703 |
|
|
|
704 |
if ( error == FNT_Err_Unknown_File_Format )
|
|
|
705 |
{
|
|
|
706 |
/* this didn't work; try to load a single FNT font */
|
|
|
707 |
FNT_Font font;
|
|
|
708 |
|
|
|
709 |
if ( FT_NEW( face->font ) )
|
|
|
710 |
goto Exit;
|
|
|
711 |
|
|
|
712 |
face->root.num_faces = 1;
|
|
|
713 |
|
|
|
714 |
font = face->font;
|
|
|
715 |
font->offset = 0;
|
|
|
716 |
font->fnt_size = stream->size;
|
|
|
717 |
|
|
|
718 |
error = fnt_font_load( font, stream );
|
|
|
719 |
|
|
|
720 |
if ( !error )
|
|
|
721 |
{
|
|
|
722 |
if ( face_index > 0 )
|
|
|
723 |
error = FNT_Err_Invalid_Argument;
|
|
|
724 |
else if ( face_index < 0 )
|
|
|
725 |
goto Exit;
|
|
|
726 |
}
|
|
|
727 |
}
|
|
|
728 |
|
|
|
729 |
if ( error )
|
|
|
730 |
goto Fail;
|
|
|
731 |
|
|
|
732 |
/* we now need to fill the root FT_Face fields */
|
|
|
733 |
/* with relevant information */
|
|
|
734 |
{
|
|
|
735 |
FT_Face root = FT_FACE( face );
|
|
|
736 |
FNT_Font font = face->font;
|
|
|
737 |
FT_PtrDist family_size;
|
|
|
738 |
|
|
|
739 |
|
|
|
740 |
root->face_index = face_index;
|
|
|
741 |
|
|
|
742 |
root->face_flags = FT_FACE_FLAG_FIXED_SIZES |
|
|
|
743 |
FT_FACE_FLAG_HORIZONTAL;
|
|
|
744 |
|
|
|
745 |
if ( font->header.avg_width == font->header.max_width )
|
|
|
746 |
root->face_flags |= FT_FACE_FLAG_FIXED_WIDTH;
|
|
|
747 |
|
|
|
748 |
if ( font->header.italic )
|
|
|
749 |
root->style_flags |= FT_STYLE_FLAG_ITALIC;
|
|
|
750 |
|
|
|
751 |
if ( font->header.weight >= 800 )
|
|
|
752 |
root->style_flags |= FT_STYLE_FLAG_BOLD;
|
|
|
753 |
|
|
|
754 |
/* set up the `fixed_sizes' array */
|
|
|
755 |
if ( FT_NEW_ARRAY( root->available_sizes, 1 ) )
|
|
|
756 |
goto Fail;
|
|
|
757 |
|
|
|
758 |
root->num_fixed_sizes = 1;
|
|
|
759 |
|
|
|
760 |
{
|
|
|
761 |
FT_Bitmap_Size* bsize = root->available_sizes;
|
|
|
762 |
FT_UShort x_res, y_res;
|
|
|
763 |
|
|
|
764 |
|
|
|
765 |
bsize->width = font->header.avg_width;
|
|
|
766 |
bsize->height = (FT_Short)(
|
|
|
767 |
font->header.pixel_height + font->header.external_leading );
|
|
|
768 |
bsize->size = font->header.nominal_point_size << 6;
|
|
|
769 |
|
|
|
770 |
x_res = font->header.horizontal_resolution;
|
|
|
771 |
if ( !x_res )
|
|
|
772 |
x_res = 72;
|
|
|
773 |
|
|
|
774 |
y_res = font->header.vertical_resolution;
|
|
|
775 |
if ( !y_res )
|
|
|
776 |
y_res = 72;
|
|
|
777 |
|
|
|
778 |
bsize->y_ppem = FT_MulDiv( bsize->size, y_res, 72 );
|
|
|
779 |
bsize->y_ppem = FT_PIX_ROUND( bsize->y_ppem );
|
|
|
780 |
|
|
|
781 |
/*
|
|
|
782 |
* this reads:
|
|
|
783 |
*
|
|
|
784 |
* the nominal height is larger than the bbox's height
|
|
|
785 |
*
|
|
|
786 |
* => nominal_point_size contains incorrect value;
|
|
|
787 |
* use pixel_height as the nominal height
|
|
|
788 |
*/
|
|
|
789 |
if ( bsize->y_ppem > ( font->header.pixel_height << 6 ) )
|
|
|
790 |
{
|
|
|
791 |
FT_TRACE2(( "use pixel_height as the nominal height\n" ));
|
|
|
792 |
|
|
|
793 |
bsize->y_ppem = font->header.pixel_height << 6;
|
|
|
794 |
bsize->size = FT_MulDiv( bsize->y_ppem, 72, y_res );
|
|
|
795 |
}
|
|
|
796 |
|
|
|
797 |
bsize->x_ppem = FT_MulDiv( bsize->size, x_res, 72 );
|
|
|
798 |
bsize->x_ppem = FT_PIX_ROUND( bsize->x_ppem );
|
|
|
799 |
}
|
|
|
800 |
|
|
|
801 |
{
|
|
|
802 |
FT_CharMapRec charmap;
|
|
|
803 |
|
|
|
804 |
|
|
|
805 |
charmap.encoding = FT_ENCODING_NONE;
|
|
|
806 |
/* initial platform/encoding should indicate unset status? */
|
|
|
807 |
charmap.platform_id = TT_PLATFORM_APPLE_UNICODE;
|
|
|
808 |
charmap.encoding_id = TT_APPLE_ID_DEFAULT;
|
|
|
809 |
charmap.face = root;
|
|
|
810 |
|
|
|
811 |
if ( font->header.charset == FT_WinFNT_ID_MAC )
|
|
|
812 |
{
|
|
|
813 |
charmap.encoding = FT_ENCODING_APPLE_ROMAN;
|
|
|
814 |
charmap.platform_id = TT_PLATFORM_MACINTOSH;
|
|
|
815 |
/* charmap.encoding_id = TT_MAC_ID_ROMAN; */
|
|
|
816 |
}
|
|
|
817 |
|
|
|
818 |
error = FT_CMap_New( fnt_cmap_class,
|
|
|
819 |
NULL,
|
|
|
820 |
&charmap,
|
|
|
821 |
NULL );
|
|
|
822 |
if ( error )
|
|
|
823 |
goto Fail;
|
|
|
824 |
|
|
|
825 |
/* Select default charmap */
|
|
|
826 |
if ( root->num_charmaps )
|
|
|
827 |
root->charmap = root->charmaps[0];
|
|
|
828 |
}
|
|
|
829 |
|
|
|
830 |
/* setup remaining flags */
|
|
|
831 |
|
|
|
832 |
/* reserve one slot for the .notdef glyph at index 0 */
|
|
|
833 |
root->num_glyphs = font->header.last_char -
|
|
|
834 |
font->header.first_char + 1 + 1;
|
|
|
835 |
|
|
|
836 |
if ( font->header.face_name_offset >= font->header.file_size )
|
|
|
837 |
{
|
|
|
838 |
FT_TRACE2(( "invalid family name offset\n" ));
|
|
|
839 |
error = FNT_Err_Invalid_File_Format;
|
|
|
840 |
goto Fail;
|
|
|
841 |
}
|
|
|
842 |
family_size = font->header.file_size - font->header.face_name_offset;
|
|
|
843 |
/* Some broken fonts don't delimit the face name with a final */
|
|
|
844 |
/* NULL byte -- the frame is erroneously one byte too small. */
|
|
|
845 |
/* We thus allocate one more byte, setting it explicitly to */
|
|
|
846 |
/* zero. */
|
|
|
847 |
if ( FT_ALLOC( font->family_name, family_size + 1 ) )
|
|
|
848 |
goto Fail;
|
|
|
849 |
|
|
|
850 |
FT_MEM_COPY( font->family_name,
|
|
|
851 |
font->fnt_frame + font->header.face_name_offset,
|
|
|
852 |
family_size );
|
|
|
853 |
|
|
|
854 |
font->family_name[family_size] = '\0';
|
|
|
855 |
|
|
|
856 |
if ( FT_REALLOC( font->family_name,
|
|
|
857 |
family_size,
|
|
|
858 |
ft_strlen( font->family_name ) + 1 ) )
|
|
|
859 |
goto Fail;
|
|
|
860 |
|
|
|
861 |
root->family_name = font->family_name;
|
|
|
862 |
root->style_name = (char *)"Regular";
|
|
|
863 |
|
|
|
864 |
if ( root->style_flags & FT_STYLE_FLAG_BOLD )
|
|
|
865 |
{
|
|
|
866 |
if ( root->style_flags & FT_STYLE_FLAG_ITALIC )
|
|
|
867 |
root->style_name = (char *)"Bold Italic";
|
|
|
868 |
else
|
|
|
869 |
root->style_name = (char *)"Bold";
|
|
|
870 |
}
|
|
|
871 |
else if ( root->style_flags & FT_STYLE_FLAG_ITALIC )
|
|
|
872 |
root->style_name = (char *)"Italic";
|
|
|
873 |
}
|
|
|
874 |
goto Exit;
|
|
|
875 |
|
|
|
876 |
Fail:
|
|
|
877 |
FNT_Face_Done( face );
|
|
|
878 |
|
|
|
879 |
Exit:
|
|
|
880 |
return error;
|
|
|
881 |
}
|
|
|
882 |
|
|
|
883 |
|
|
|
884 |
static FT_Error
|
|
|
885 |
FNT_Size_Select( FT_Size size )
|
|
|
886 |
{
|
|
|
887 |
FNT_Face face = (FNT_Face)size->face;
|
|
|
888 |
FT_WinFNT_Header header = &face->font->header;
|
|
|
889 |
|
|
|
890 |
|
|
|
891 |
FT_Select_Metrics( size->face, 0 );
|
|
|
892 |
|
|
|
893 |
size->metrics.ascender = header->ascent * 64;
|
|
|
894 |
size->metrics.descender = -( header->pixel_height -
|
|
|
895 |
header->ascent ) * 64;
|
|
|
896 |
size->metrics.max_advance = header->max_width * 64;
|
|
|
897 |
|
|
|
898 |
return FNT_Err_Ok;
|
|
|
899 |
}
|
|
|
900 |
|
|
|
901 |
|
|
|
902 |
static FT_Error
|
|
|
903 |
FNT_Size_Request( FT_Size size,
|
|
|
904 |
FT_Size_Request req )
|
|
|
905 |
{
|
|
|
906 |
FNT_Face face = (FNT_Face)size->face;
|
|
|
907 |
FT_WinFNT_Header header = &face->font->header;
|
|
|
908 |
FT_Bitmap_Size* bsize = size->face->available_sizes;
|
|
|
909 |
FT_Error error = FNT_Err_Invalid_Pixel_Size;
|
|
|
910 |
FT_Long height;
|
|
|
911 |
|
|
|
912 |
|
|
|
913 |
height = FT_REQUEST_HEIGHT( req );
|
|
|
914 |
height = ( height + 32 ) >> 6;
|
|
|
915 |
|
|
|
916 |
switch ( req->type )
|
|
|
917 |
{
|
|
|
918 |
case FT_SIZE_REQUEST_TYPE_NOMINAL:
|
|
|
919 |
if ( height == ( ( bsize->y_ppem + 32 ) >> 6 ) )
|
|
|
920 |
error = FNT_Err_Ok;
|
|
|
921 |
break;
|
|
|
922 |
|
|
|
923 |
case FT_SIZE_REQUEST_TYPE_REAL_DIM:
|
|
|
924 |
if ( height == header->pixel_height )
|
|
|
925 |
error = FNT_Err_Ok;
|
|
|
926 |
break;
|
|
|
927 |
|
|
|
928 |
default:
|
|
|
929 |
error = FNT_Err_Unimplemented_Feature;
|
|
|
930 |
break;
|
|
|
931 |
}
|
|
|
932 |
|
|
|
933 |
if ( error )
|
|
|
934 |
return error;
|
|
|
935 |
else
|
|
|
936 |
return FNT_Size_Select( size );
|
|
|
937 |
}
|
|
|
938 |
|
|
|
939 |
|
|
|
940 |
static FT_Error
|
|
|
941 |
FNT_Load_Glyph( FT_GlyphSlot slot,
|
|
|
942 |
FT_Size size,
|
|
|
943 |
FT_UInt glyph_index,
|
|
|
944 |
FT_Int32 load_flags )
|
|
|
945 |
{
|
|
|
946 |
FNT_Face face = (FNT_Face)FT_SIZE_FACE( size );
|
|
|
947 |
FNT_Font font;
|
|
|
948 |
FT_Error error = FNT_Err_Ok;
|
|
|
949 |
FT_Byte* p;
|
|
|
950 |
FT_Int len;
|
|
|
951 |
FT_Bitmap* bitmap = &slot->bitmap;
|
|
|
952 |
FT_ULong offset;
|
|
|
953 |
FT_Bool new_format;
|
|
|
954 |
|
|
|
955 |
FT_UNUSED( load_flags );
|
|
|
956 |
|
|
|
957 |
|
|
|
958 |
if ( !face )
|
|
|
959 |
{
|
|
|
960 |
error = FNT_Err_Invalid_Argument;
|
|
|
961 |
goto Exit;
|
|
|
962 |
}
|
|
|
963 |
|
|
|
964 |
font = face->font;
|
|
|
965 |
|
|
|
966 |
if ( !font ||
|
|
|
967 |
glyph_index >= (FT_UInt)( FT_FACE( face )->num_glyphs ) )
|
|
|
968 |
{
|
|
|
969 |
error = FNT_Err_Invalid_Argument;
|
|
|
970 |
goto Exit;
|
|
|
971 |
}
|
|
|
972 |
|
|
|
973 |
if ( glyph_index > 0 )
|
|
|
974 |
glyph_index--; /* revert to real index */
|
|
|
975 |
else
|
|
|
976 |
glyph_index = font->header.default_char; /* the .notdef glyph */
|
|
|
977 |
|
|
|
978 |
new_format = FT_BOOL( font->header.version == 0x300 );
|
|
|
979 |
len = new_format ? 6 : 4;
|
|
|
980 |
|
|
|
981 |
/* jump to glyph entry */
|
|
|
982 |
p = font->fnt_frame + ( new_format ? 148 : 118 ) + len * glyph_index;
|
|
|
983 |
|
|
|
984 |
bitmap->width = FT_NEXT_SHORT_LE( p );
|
|
|
985 |
|
|
|
986 |
if ( new_format )
|
|
|
987 |
offset = FT_NEXT_ULONG_LE( p );
|
|
|
988 |
else
|
|
|
989 |
offset = FT_NEXT_USHORT_LE( p );
|
|
|
990 |
|
|
|
991 |
if ( offset >= font->header.file_size )
|
|
|
992 |
{
|
|
|
993 |
FT_TRACE2(( "invalid FNT offset\n" ));
|
|
|
994 |
error = FNT_Err_Invalid_File_Format;
|
|
|
995 |
goto Exit;
|
|
|
996 |
}
|
|
|
997 |
|
|
|
998 |
/* jump to glyph data */
|
|
|
999 |
p = font->fnt_frame + /* font->header.bits_offset */ + offset;
|
|
|
1000 |
|
|
|
1001 |
/* allocate and build bitmap */
|
|
|
1002 |
{
|
|
|
1003 |
FT_Memory memory = FT_FACE_MEMORY( slot->face );
|
|
|
1004 |
FT_Int pitch = ( bitmap->width + 7 ) >> 3;
|
|
|
1005 |
FT_Byte* column;
|
|
|
1006 |
FT_Byte* write;
|
|
|
1007 |
|
|
|
1008 |
|
|
|
1009 |
bitmap->pitch = pitch;
|
|
|
1010 |
bitmap->rows = font->header.pixel_height;
|
|
|
1011 |
bitmap->pixel_mode = FT_PIXEL_MODE_MONO;
|
|
|
1012 |
|
|
|
1013 |
if ( offset + pitch * bitmap->rows >= font->header.file_size )
|
|
|
1014 |
{
|
|
|
1015 |
FT_TRACE2(( "invalid bitmap width\n" ));
|
|
|
1016 |
error = FNT_Err_Invalid_File_Format;
|
|
|
1017 |
goto Exit;
|
|
|
1018 |
}
|
|
|
1019 |
|
|
|
1020 |
/* note: since glyphs are stored in columns and not in rows we */
|
|
|
1021 |
/* can't use ft_glyphslot_set_bitmap */
|
|
|
1022 |
if ( FT_ALLOC_MULT( bitmap->buffer, pitch, bitmap->rows ) )
|
|
|
1023 |
goto Exit;
|
|
|
1024 |
|
|
|
1025 |
column = (FT_Byte*)bitmap->buffer;
|
|
|
1026 |
|
|
|
1027 |
for ( ; pitch > 0; pitch--, column++ )
|
|
|
1028 |
{
|
|
|
1029 |
FT_Byte* limit = p + bitmap->rows;
|
|
|
1030 |
|
|
|
1031 |
|
|
|
1032 |
for ( write = column; p < limit; p++, write += bitmap->pitch )
|
|
|
1033 |
*write = *p;
|
|
|
1034 |
}
|
|
|
1035 |
}
|
|
|
1036 |
|
|
|
1037 |
slot->internal->flags = FT_GLYPH_OWN_BITMAP;
|
|
|
1038 |
slot->bitmap_left = 0;
|
|
|
1039 |
slot->bitmap_top = font->header.ascent;
|
|
|
1040 |
slot->format = FT_GLYPH_FORMAT_BITMAP;
|
|
|
1041 |
|
|
|
1042 |
/* now set up metrics */
|
|
|
1043 |
slot->metrics.width = bitmap->width << 6;
|
|
|
1044 |
slot->metrics.height = bitmap->rows << 6;
|
|
|
1045 |
slot->metrics.horiAdvance = bitmap->width << 6;
|
|
|
1046 |
slot->metrics.horiBearingX = 0;
|
|
|
1047 |
slot->metrics.horiBearingY = slot->bitmap_top << 6;
|
|
|
1048 |
|
|
|
1049 |
ft_synthesize_vertical_metrics( &slot->metrics,
|
|
|
1050 |
bitmap->rows << 6 );
|
|
|
1051 |
|
|
|
1052 |
Exit:
|
|
|
1053 |
return error;
|
|
|
1054 |
}
|
|
|
1055 |
|
|
|
1056 |
|
|
|
1057 |
static FT_Error
|
|
|
1058 |
winfnt_get_header( FT_Face face,
|
|
|
1059 |
FT_WinFNT_HeaderRec *aheader )
|
|
|
1060 |
{
|
|
|
1061 |
FNT_Font font = ((FNT_Face)face)->font;
|
|
|
1062 |
|
|
|
1063 |
|
|
|
1064 |
*aheader = font->header;
|
|
|
1065 |
|
|
|
1066 |
return 0;
|
|
|
1067 |
}
|
|
|
1068 |
|
|
|
1069 |
|
|
|
1070 |
static const FT_Service_WinFntRec winfnt_service_rec =
|
|
|
1071 |
{
|
|
|
1072 |
winfnt_get_header
|
|
|
1073 |
};
|
|
|
1074 |
|
|
|
1075 |
/*
|
|
|
1076 |
* SERVICE LIST
|
|
|
1077 |
*
|
|
|
1078 |
*/
|
|
|
1079 |
|
|
|
1080 |
static const FT_ServiceDescRec winfnt_services[] =
|
|
|
1081 |
{
|
|
|
1082 |
{ FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_WINFNT },
|
|
|
1083 |
{ FT_SERVICE_ID_WINFNT, &winfnt_service_rec },
|
|
|
1084 |
{ NULL, NULL }
|
|
|
1085 |
};
|
|
|
1086 |
|
|
|
1087 |
|
|
|
1088 |
static FT_Module_Interface
|
|
|
1089 |
winfnt_get_service( FT_Driver driver,
|
|
|
1090 |
const FT_String* service_id )
|
|
|
1091 |
{
|
|
|
1092 |
FT_UNUSED( driver );
|
|
|
1093 |
|
|
|
1094 |
return ft_service_list_lookup( winfnt_services, service_id );
|
|
|
1095 |
}
|
|
|
1096 |
|
|
|
1097 |
|
|
|
1098 |
|
|
|
1099 |
|
|
|
1100 |
FT_CALLBACK_TABLE_DEF
|
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1101 |
const FT_Driver_ClassRec winfnt_driver_class =
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1102 |
{
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1103 |
{
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1104 |
FT_MODULE_FONT_DRIVER |
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1105 |
FT_MODULE_DRIVER_NO_OUTLINES,
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1106 |
sizeof ( FT_DriverRec ),
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1107 |
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1108 |
"winfonts",
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1109 |
0x10000L,
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1110 |
0x20000L,
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1111 |
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1112 |
0,
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1113 |
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1114 |
(FT_Module_Constructor)0,
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1115 |
(FT_Module_Destructor) 0,
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1116 |
(FT_Module_Requester) winfnt_get_service
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1117 |
},
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1118 |
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1119 |
sizeof( FNT_FaceRec ),
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1120 |
sizeof( FT_SizeRec ),
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1121 |
sizeof( FT_GlyphSlotRec ),
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1122 |
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1123 |
(FT_Face_InitFunc) FNT_Face_Init,
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1124 |
(FT_Face_DoneFunc) FNT_Face_Done,
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1125 |
(FT_Size_InitFunc) 0,
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1126 |
(FT_Size_DoneFunc) 0,
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1127 |
(FT_Slot_InitFunc) 0,
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1128 |
(FT_Slot_DoneFunc) 0,
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1129 |
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1130 |
#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
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1131 |
ft_stub_set_char_sizes,
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1132 |
ft_stub_set_pixel_sizes,
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1133 |
#endif
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1134 |
(FT_Slot_LoadFunc) FNT_Load_Glyph,
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1135 |
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1136 |
(FT_Face_GetKerningFunc) 0,
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1137 |
(FT_Face_AttachFunc) 0,
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1138 |
(FT_Face_GetAdvancesFunc) 0,
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1139 |
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1140 |
(FT_Size_RequestFunc) FNT_Size_Request,
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1141 |
(FT_Size_SelectFunc) FNT_Size_Select
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1142 |
};
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1143 |
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1144 |
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1145 |
/* END */
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