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diff --git a/docs/doxygen/nel/a05720.html b/docs/doxygen/nel/a05720.html new file mode 100644 index 00000000..05e00802 --- /dev/null +++ b/docs/doxygen/nel/a05720.html @@ -0,0 +1,623 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> +<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> +<title>NeL: font_generator.cpp Source File</title> +<link href="doxygen.css" rel="stylesheet" type="text/css"> +</head><body> +<!-- Generated by Doxygen 1.3.6 --> +<div class="qindex"> <form class="search" action="search.php" method="get"> +<a class="qindex" href="main.html">Main Page</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="classes.html">Alphabetical List</a> | <a class="qindex" href="annotated.html">Data Structures</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="namespacemembers.html">Namespace Members</a> | <a class="qindex" href="functions.html">Data Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related Pages</a> | <span class="search"><u>S</u>earch for <input class="search" type="text" name="query" value="" size="20" accesskey="s"/></span></form></div> +<h1>font_generator.cpp</h1><a href="a04297.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <span class="comment">/* Copyright, 2000 Nevrax Ltd.</span> +00008 <span class="comment"> *</span> +00009 <span class="comment"> * This file is part of NEVRAX NEL.</span> +00010 <span class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</span> +00011 <span class="comment"> * it under the terms of the GNU General Public License as published by</span> +00012 <span class="comment"> * the Free Software Foundation; either version 2, or (at your option)</span> +00013 <span class="comment"> * any later version.</span> +00014 <span class="comment"></span> +00015 <span class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</span> +00016 <span class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</span> +00017 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span> +00018 <span class="comment"> * General Public License for more details.</span> +00019 <span class="comment"></span> +00020 <span class="comment"> * You should have received a copy of the GNU General Public License</span> +00021 <span class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</span> +00022 <span class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</span> +00023 <span class="comment"> * MA 02111-1307, USA.</span> +00024 <span class="comment"> */</span> +00025 +00026 <span class="preprocessor">#include "<a class="code" href="a05015.html">std3d.h</a>"</span> +00027 +00028 <span class="preprocessor">#include <string></span> +00029 +00030 <span class="preprocessor">#include "<a class="code" href="a05167.html">nel/misc/types_nl.h</a>"</span> +00031 <span class="preprocessor">#include "<a class="code" href="a04199.html">nel/misc/debug.h</a>"</span> +00032 <span class="preprocessor">#include "<a class="code" href="a04164.html">nel/misc/common.h</a>"</span> +00033 <span class="preprocessor">#include "<a class="code" href="a04745.html">nel/misc/path.h</a>"</span> +00034 +00035 <span class="preprocessor">#include "<a class="code" href="a04298.html">3d/font_generator.h</a>"</span> +00036 +00037 <span class="keyword">using</span> <span class="keyword">namespace </span>std; +00038 +00039 <span class="preprocessor">#ifndef NL_DONT_USE_EXTERNAL_CODE</span> +00040 <span class="preprocessor"></span> +00041 <span class="preprocessor">#include <freetype/freetype.h></span> +00042 +00043 <span class="comment">// for freetype 2.0</span> +00044 <span class="preprocessor">#ifdef FTERRORS_H</span> +00045 <span class="preprocessor"></span><span class="preprocessor">#undef FTERRORS_H</span> +00046 <span class="preprocessor"></span><span class="preprocessor">#endif</span> +00047 <span class="preprocessor"></span> +00048 <span class="comment">// for freetype 2.0.1</span> +00049 <span class="preprocessor">#ifdef __FTERRORS_H__</span> +00050 <span class="preprocessor"></span><span class="preprocessor">#undef __FTERRORS_H__</span> +00051 <span class="preprocessor"></span><span class="preprocessor">#endif</span> +00052 <span class="preprocessor"></span> +<a name="l00053"></a><a class="code" href="a04297.html#a0">00053</a> <span class="preprocessor">#define FT_ERRORDEF( e, v, s ) { e, s },</span> +<a name="l00054"></a><a class="code" href="a04297.html#a1">00054</a> <span class="preprocessor"></span><span class="preprocessor">#define FT_ERROR_START_LIST {</span> +<a name="l00055"></a><a class="code" href="a04297.html#a2">00055</a> <span class="preprocessor"></span><span class="preprocessor">#define FT_ERROR_END_LIST { 0, 0 } };</span> +00056 <span class="preprocessor"></span> +00057 <span class="keyword">const</span> <span class="keyword">struct</span> +00058 <span class="keyword"></span>{ +<a name="l00059"></a><a class="code" href="a04297.html#a3">00059</a> <span class="keywordtype">int</span> <a class="code" href="a04297.html#a3">err_code</a>; +<a name="l00060"></a><a class="code" href="a04297.html#a4">00060</a> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="a04297.html#a4">err_msg</a>; +00061 } <a class="code" href="a04297.html#a5">ft_errors</a>[] = +00062 +00063 <span class="preprocessor">#include <freetype/fterrors.h></span> +00064 +00065 <span class="keyword">using</span> <span class="keyword">namespace </span>NLMISC; +00066 +00067 <span class="keyword">namespace </span>NL3D { +00068 +<a name="l00069"></a><a class="code" href="a02541.html#NL3D_1_1CFontGeneratorv1">00069</a> FT_Library CFontGenerator::_Library; +<a name="l00070"></a><a class="code" href="a02541.html#NL3D_1_1CFontGeneratorv2">00070</a> <span class="keywordtype">bool</span> CFontGenerator::_LibraryInit = <span class="keyword">false</span>; +<a name="l00071"></a><a class="code" href="a02541.html#NL3D_1_1CFontGeneratorv0">00071</a> <a class="code" href="a04558.html#a11">uint32</a> CFontGenerator::_FontGeneratorCounterUID = 1; +00072 +<a name="l00073"></a><a class="code" href="a02541.html#NL3D_1_1CFontGeneratord0">00073</a> <span class="keyword">const</span> <span class="keywordtype">char</span> *CFontGenerator::getFT2Error(FT_Error fte) +00074 { +00075 NL_ALLOC_CONTEXT (FreeTyp); +00076 +00077 <span class="keyword">static</span> <span class="keywordtype">char</span> ukn[1024]; +00078 +00079 <span class="keywordflow">for</span> (<a class="code" href="a04558.html#a11">uint32</a> i = 0; <a class="code" href="a04297.html#a5">ft_errors</a>[i].err_code != 0 || <a class="code" href="a04297.html#a5">ft_errors</a>[i].err_msg != 0; i++) +00080 { +00081 <span class="keywordflow">if</span> (<a class="code" href="a04297.html#a5">ft_errors</a>[i].err_code == fte) +00082 <span class="keywordflow">return</span> <a class="code" href="a04297.html#a5">ft_errors</a>[i].err_msg; +00083 } +00084 <a class="code" href="a05378.html#a259">smprintf</a> (ukn, 1024, <span class="stringliteral">"Unknown freetype2 error, errcode: 0x%x"</span>, fte); +00085 <span class="keywordflow">return</span> ukn; +00086 } +00087 +00088 +00089 +00090 <span class="comment">/*</span> +00091 <span class="comment"> * Constructor</span> +00092 <span class="comment"> */</span> +<a name="l00093"></a><a class="code" href="a02541.html#NL3D_1_1CFontGeneratora0">00093</a> CFontGenerator::CFontGenerator (<span class="keyword">const</span> std::string &fontFileName, <span class="keyword">const</span> std::string &fontExFileName) +00094 { +00095 NL_ALLOC_CONTEXT (FreeTyp); +00096 +00097 <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr2">_UID</a> = <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorv0">_FontGeneratorCounterUID</a>; +00098 _FontGeneratorCounterUID++; +00099 <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr1">_FontFileName</a> = fontFileName; +00100 +00101 FT_Error error; +00102 +00103 <span class="keywordflow">if</span> (!<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorv2">_LibraryInit</a>) +00104 { +00105 error = FT_Init_FreeType (&<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorv1">_Library</a>); +00106 <span class="keywordflow">if</span> (error) +00107 { +00108 <a class="code" href="a04199.html#a3">nlerror</a> (<span class="stringliteral">"FT_Init_FreeType() failed: %s"</span>, <a class="code" href="a02541.html#NL3D_1_1CFontGeneratord0">getFT2Error</a>(error)); +00109 } +00110 <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorv2">_LibraryInit</a> = <span class="keyword">true</span>; +00111 } +00112 +00113 error = FT_New_Face (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorv1">_Library</a>, fontFileName.c_str (), 0, &<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>); +00114 <span class="keywordflow">if</span> (error) +00115 { +00116 <a class="code" href="a04199.html#a3">nlerror</a> (<span class="stringliteral">"FT_New_Face() failed with file '%s': %s"</span>, fontFileName.c_str(), <a class="code" href="a02541.html#NL3D_1_1CFontGeneratord0">getFT2Error</a>(error)); +00117 } +00118 +00119 string fontEx = fontExFileName; +00120 <span class="keywordflow">if</span> (fontEx == <span class="stringliteral">""</span>) +00121 { +00122 <span class="comment">// try to see if the ex filename exists based on the fontExFileName</span> +00123 fontEx = CPath::lookup(CFile::getFilenameWithoutExtension (fontFileName)+<span class="stringliteral">".afm"</span>, <span class="keyword">false</span>, <span class="keyword">false</span>); +00124 } +00125 +00126 <span class="keywordflow">if</span> (fontEx != <span class="stringliteral">""</span>) +00127 { +00128 error = FT_Attach_File (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>, fontEx.c_str ()); +00129 <span class="keywordflow">if</span> (error) +00130 { +00131 <a class="code" href="a04199.html#a2">nlwarning</a> (<span class="stringliteral">"FT_Attach_File() failed with file '%s': %s"</span>, fontEx.c_str(), <a class="code" href="a02541.html#NL3D_1_1CFontGeneratord0">getFT2Error</a>(error)); +00132 } +00133 } +00134 +00135 error = FT_Select_Charmap (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>, ft_encoding_unicode); +00136 <span class="keywordflow">if</span> (error) +00137 { +00138 <a class="code" href="a04199.html#a3">nlerror</a> (<span class="stringliteral">"FT_Select_Charmap() failed with file '%s': %s"</span>, fontFileName.c_str(), <a class="code" href="a02541.html#NL3D_1_1CFontGeneratord0">getFT2Error</a>(error)); +00139 } +00140 } +00141 +<a name="l00142"></a><a class="code" href="a02541.html#NL3D_1_1CFontGeneratora6">00142</a> CFontGenerator::~CFontGenerator () +00143 { +00144 } +00145 +<a name="l00146"></a><a class="code" href="a02541.html#NL3D_1_1CFontGeneratora4">00146</a> <span class="keywordtype">void</span> CFontGenerator::getSizes (<a class="code" href="a05167.html#a18">ucchar</a> c, <a class="code" href="a04558.html#a11">uint32</a> <a class="code" href="a04223.html#a587">size</a>, <a class="code" href="a04558.html#a11">uint32</a> &<a class="code" href="a04223.html#a632">width</a>, <a class="code" href="a04558.html#a11">uint32</a> &<a class="code" href="a04223.html#a633">height</a>) +00147 { +00148 NL_ALLOC_CONTEXT (FreeTyp); +00149 +00150 FT_Error error; +00151 +00152 error = FT_Set_Pixel_Sizes (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>, <a class="code" href="a04223.html#a587">size</a>, <a class="code" href="a04223.html#a587">size</a>); +00153 <span class="keywordflow">if</span> (error) +00154 { +00155 <a class="code" href="a04199.html#a3">nlerror</a> (<span class="stringliteral">"FT_Set_Pixel_Sizes() failed: %s"</span>, <a class="code" href="a02541.html#NL3D_1_1CFontGeneratord0">getFT2Error</a>(error)); +00156 } +00157 +00158 <span class="comment">// retrieve glyph index from character code</span> +00159 FT_UInt glyph_index = FT_Get_Char_Index (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>, c); +00160 +00161 <span class="comment">// load glyph image into the slot (erase previous one)</span> +00162 error = FT_Load_Glyph (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>, glyph_index, FT_LOAD_DEFAULT); +00163 <span class="keywordflow">if</span> (error) +00164 { +00165 <a class="code" href="a04199.html#a3">nlerror</a> (<span class="stringliteral">"FT_Load_Glyph() failed: %s"</span>, <a class="code" href="a02541.html#NL3D_1_1CFontGeneratord0">getFT2Error</a>(error)); +00166 } +00167 +00168 <span class="comment">// convert 24.6 fixed point into integer</span> +00169 <a class="code" href="a04223.html#a632">width</a> = <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>->glyph->metrics.width >> 6; +00170 <a class="code" href="a04223.html#a633">height</a> = <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>->glyph->metrics.height >> 6; +00171 } +00172 +<a name="l00173"></a><a class="code" href="a02541.html#NL3D_1_1CFontGeneratora1">00173</a> <a class="code" href="a04558.html#a7">uint8</a> *CFontGenerator::getBitmap (<a class="code" href="a05167.html#a18">ucchar</a> c, <a class="code" href="a04558.html#a11">uint32</a> <a class="code" href="a04223.html#a587">size</a>, <a class="code" href="a04558.html#a11">uint32</a> &<a class="code" href="a04223.html#a632">width</a>, <a class="code" href="a04558.html#a11">uint32</a> &<a class="code" href="a04223.html#a633">height</a>, <a class="code" href="a04558.html#a11">uint32</a> &pitch, <a class="code" href="a04558.html#a10">sint32</a> &left, <a class="code" href="a04558.html#a10">sint32</a> &top, <a class="code" href="a04558.html#a10">sint32</a> &advx, <a class="code" href="a04558.html#a11">uint32</a> &glyphIndex) +00174 { +00175 NL_ALLOC_CONTEXT (FreeTyp); +00176 +00177 FT_Error error; +00178 +00179 error = FT_Set_Pixel_Sizes (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>, <a class="code" href="a04223.html#a587">size</a>, <a class="code" href="a04223.html#a587">size</a>); +00180 <span class="keywordflow">if</span> (error) +00181 { +00182 <a class="code" href="a04199.html#a3">nlerror</a> (<span class="stringliteral">"FT_Set_Pixel_Sizes() failed: %s"</span>, <a class="code" href="a02541.html#NL3D_1_1CFontGeneratord0">getFT2Error</a>(error)); +00183 } +00184 +00185 <span class="comment">// retrieve glyph index from character code</span> +00186 FT_UInt glyph_index = FT_Get_Char_Index (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>, c); +00187 +00188 <span class="comment">// load glyph image into the slot (erase previous one)</span> +00189 error = FT_Load_Glyph (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>, glyph_index, FT_LOAD_DEFAULT); +00190 <span class="keywordflow">if</span> (error) +00191 { +00192 <a class="code" href="a04199.html#a3">nlerror</a> (<span class="stringliteral">"FT_Load_Glyph() failed: %s"</span>, <a class="code" href="a02541.html#NL3D_1_1CFontGeneratord0">getFT2Error</a>(error)); +00193 } +00194 +00195 <span class="keywordflow">if</span> (<a class="code" href="a04223.html#a587">size</a> == 0) +00196 { +00197 <a class="code" href="a04223.html#a632">width</a> = 0; +00198 <a class="code" href="a04223.html#a633">height</a> = 0; +00199 pitch = 0; +00200 left = 0; +00201 top = 0; +00202 advx = 0; +00203 glyphIndex = glyph_index; +00204 <span class="keywordflow">return</span> NULL; +00205 } +00206 +00207 <span class="comment">// convert to an anti-aliased bitmap</span> +00208 error = FT_Render_Glyph (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>->glyph, ft_render_mode_normal); +00209 <span class="keywordflow">if</span> (error) +00210 { +00211 <a class="code" href="a04199.html#a3">nlerror</a> (<span class="stringliteral">"FT_Render_Glyph() failed: %s"</span>, <a class="code" href="a02541.html#NL3D_1_1CFontGeneratord0">getFT2Error</a>(error)); +00212 } +00213 +00214 <a class="code" href="a04223.html#a632">width</a> = <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>->glyph->bitmap.width; +00215 <a class="code" href="a04223.html#a633">height</a> = <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>->glyph->bitmap.rows; +00216 pitch = <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>->glyph->bitmap.pitch; +00217 +00218 left = <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>->glyph->bitmap_left; +00219 top = <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>->glyph->bitmap_top; +00220 +00221 advx = <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>->glyph->advance.x >> 6; +00222 +00223 glyphIndex = glyph_index; +00224 +00225 <span class="keywordflow">return</span> (<a class="code" href="a04558.html#a7">uint8</a> *) <a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>->glyph->bitmap.buffer; +00226 } +00227 +00228 +00229 +<a name="l00230"></a><a class="code" href="a02541.html#NL3D_1_1CFontGeneratora3">00230</a> <span class="keywordtype">void</span> CFontGenerator::getKerning (<a class="code" href="a05167.html#a18">ucchar</a> left, <a class="code" href="a05167.html#a18">ucchar</a> right, <a class="code" href="a04558.html#a10">sint32</a> &kernx) +00231 { +00232 NL_ALLOC_CONTEXT (FreeTyp); +00233 +00234 <span class="keywordflow">if</span> (!FT_HAS_KERNING(<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>)) +00235 { +00236 kernx = 0; +00237 } +00238 <span class="keywordflow">else</span> +00239 { +00240 FT_Vector kerning; +00241 FT_Error error = FT_Get_Kerning (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>, left, right, ft_kerning_default, &kerning); +00242 <span class="keywordflow">if</span> (error) +00243 { +00244 <a class="code" href="a04199.html#a3">nlerror</a> (<span class="stringliteral">"FT_Get_Kerning() failed: %s"</span>, <a class="code" href="a02541.html#NL3D_1_1CFontGeneratord0">getFT2Error</a>(error)); +00245 } +00246 kernx = kerning.x; +00247 } +00248 } +00249 +00250 +00251 +<a name="l00252"></a><a class="code" href="a02541.html#NL3D_1_1CFontGeneratora2">00252</a> <a class="code" href="a04558.html#a11">uint32</a> CFontGenerator::getCharIndex (<a class="code" href="a05167.html#a18">ucchar</a> c) +00253 { +00254 NL_ALLOC_CONTEXT (FreeTyp); +00255 +00256 <span class="keywordflow">return</span> FT_Get_Char_Index (<a class="code" href="a02541.html#NL3D_1_1CFontGeneratorr0">_Face</a>, c); +00257 } +00258 +00259 } <span class="comment">// NL3D</span> +00260 +00261 <span class="preprocessor">#else // NL_DONT_USE_EXTERNAL_CODE</span> +00262 <span class="preprocessor"></span> +00263 <span class="preprocessor">#include <windows.h></span> +00264 +00265 <span class="keyword">using</span> <span class="keyword">namespace </span>NLMISC; +00266 +00267 <span class="keyword">namespace </span><a class="code" href="a06846.html">NL3D</a> { +00268 +00269 HBITMAP Dib; +00270 <a class="code" href="a04558.html#a11">uint32</a> *Buffer; +00271 HDC hdcDib; +00272 <span class="keywordtype">int</span> Width = 100; +00273 <span class="keywordtype">int</span> Height = 100; +00274 +00275 <span class="comment">/*</span> +00276 <span class="comment"> * Constructor</span> +00277 <span class="comment"> */</span> +00278 CFontGenerator::CFontGenerator (<span class="keyword">const</span> std::string &fontFileName, <span class="keyword">const</span> std::string &fontExFileName) +00279 { +00280 +00281 <span class="comment">// HWND win=(HWND)winHack;</span> +00282 <span class="comment">// WindowHandle = win;</span> +00283 <span class="comment">// Format = format;</span> +00284 <span class="comment">// RECT rect;</span> +00285 <span class="comment">// BOOL ret = GetClientRect( WindowHandle, &rect);</span> +00286 <span class="comment">// assert (ret);</span> +00287 +00288 <span class="comment">// uint f = AddFontResource ("");</span> +00289 <span class="comment">// nlassert (f);</span> +00290 +00291 BITMAPINFO info; +00292 info.bmiHeader.biWidth = Width; +00293 info.bmiHeader.biHeight= -Height; +00294 info.bmiHeader.biSize = <span class="keyword">sizeof</span> (BITMAPINFOHEADER); +00295 info.bmiHeader.biPlanes = 1; +00296 info.bmiHeader.biBitCount = 32; +00297 info.bmiHeader.biCompression = BI_RGB; +00298 info.bmiHeader.biSizeImage = 4*Width*Height; +00299 info.bmiHeader.biXPelsPerMeter = 1; +00300 info.bmiHeader.biYPelsPerMeter = 1; +00301 info.bmiHeader.biClrUsed = 0; +00302 info.bmiHeader.biClrImportant = 0; +00303 +00304 HDC hdc = GetDC (NULL); +00305 <a class="code" href="a04199.html#a6">nlassert</a> (hdc); +00306 Dib = CreateDIBSection (hdc, &info, DIB_RGB_COLORS, (<span class="keywordtype">void</span>**)&Buffer, NULL, NULL); +00307 +00308 hdcDib = CreateCompatibleDC (hdc); +00309 <a class="code" href="a04199.html#a6">nlassert</a> (hdcDib); +00310 +00311 +00312 ReleaseDC (NULL, hdc); +00313 +00314 SetTextAlign (hdcDib, TA_TOP | TA_LEFT | TA_NOUPDATECP); +00315 SetBkColor (hdcDib, RGB (0,0,0)); +00316 SetTextColor (hdcDib, RGB (255, 255, 255)); +00317 +00318 <span class="comment">/*FT_Error error;</span> +00319 <span class="comment"></span> +00320 <span class="comment"> if (!_LibraryInit)</span> +00321 <span class="comment"> {</span> +00322 <span class="comment"> error = FT_Init_FreeType (&_Library);</span> +00323 <span class="comment"> if (error)</span> +00324 <span class="comment"> {</span> +00325 <span class="comment"> nlerror ("FT_Init_FreeType() failed: %s", getFT2Error(error));</span> +00326 <span class="comment"> }</span> +00327 <span class="comment"> _LibraryInit = true;</span> +00328 <span class="comment"> }</span> +00329 <span class="comment"></span> +00330 <span class="comment"> error = FT_New_Face (_Library, fontFileName.c_str (), 0, &_Face);</span> +00331 <span class="comment"> if (error)</span> +00332 <span class="comment"> {</span> +00333 <span class="comment"> nlerror ("FT_New_Face() failed with file '%s': %s", fontFileName.c_str(), getFT2Error(error));</span> +00334 <span class="comment"> }</span> +00335 <span class="comment"></span> +00336 <span class="comment"> if (fontExFileName != "")</span> +00337 <span class="comment"> {</span> +00338 <span class="comment"> error = FT_Attach_File (_Face, fontExFileName.c_str ());</span> +00339 <span class="comment"> if (error)</span> +00340 <span class="comment"> {</span> +00341 <span class="comment"> nlwarning ("FT_Attach_File() failed with file '%s': %s", fontExFileName.c_str(), getFT2Error(error));</span> +00342 <span class="comment"> }</span> +00343 <span class="comment"> }*/</span> +00344 } +00345 +00346 CFontGenerator::~CFontGenerator () +00347 { +00348 DeleteObject (Dib); +00349 +00350 DeleteDC (hdcDib); +00351 } +00352 +00353 <span class="keywordtype">void</span> CFontGenerator::getSizes (<a class="code" href="a05167.html#a18">ucchar</a> c, <a class="code" href="a04558.html#a11">uint32</a> <a class="code" href="a04223.html#a587">size</a>, <a class="code" href="a04558.html#a11">uint32</a> &<a class="code" href="a04223.html#a632">width</a>, <a class="code" href="a04558.html#a11">uint32</a> &<a class="code" href="a04223.html#a633">height</a>) +00354 { +00355 <span class="comment">/* FT_Error error;</span> +00356 <span class="comment"></span> +00357 <span class="comment"> error = FT_Set_Pixel_Sizes (_Face, size, size);</span> +00358 <span class="comment"> if (error)</span> +00359 <span class="comment"> {</span> +00360 <span class="comment"> nlerror ("FT_Set_Pixel_Sizes() failed: %s", getFT2Error(error));</span> +00361 <span class="comment"> }</span> +00362 <span class="comment"></span> +00363 <span class="comment"> // retrieve glyph index from character code</span> +00364 <span class="comment"> FT_UInt glyph_index = FT_Get_Char_Index (_Face, c);</span> +00365 <span class="comment"></span> +00366 <span class="comment"> // load glyph image into the slot (erase previous one)</span> +00367 <span class="comment"> error = FT_Load_Glyph (_Face, glyph_index, FT_LOAD_DEFAULT);</span> +00368 <span class="comment"> if (error)</span> +00369 <span class="comment"> {</span> +00370 <span class="comment"> nlerror ("FT_Load_Glyph() failed: %s", getFT2Error(error));</span> +00371 <span class="comment"> }</span> +00372 <span class="comment"></span> +00373 <span class="comment"> // convert 24.6 fixed point into integer</span> +00374 <span class="comment"> width = _Face->glyph->metrics.width >> 6;</span> +00375 <span class="comment"> height = _Face->glyph->metrics.height >> 6;</span> +00376 <span class="comment"> */</span> +00377 } +00378 +00379 HFONT hFont = NULL; +00380 <a class="code" href="a04558.html#a11">uint32</a> CurrentFontSize = 0; +00381 +00382 <a class="code" href="a04558.html#a7">uint8</a> *CFontGenerator::getBitmap (<a class="code" href="a05167.html#a18">ucchar</a> c, <a class="code" href="a04558.html#a11">uint32</a> <a class="code" href="a04223.html#a587">size</a>, <a class="code" href="a04558.html#a11">uint32</a> &<a class="code" href="a04223.html#a632">width</a>, <a class="code" href="a04558.html#a11">uint32</a> &<a class="code" href="a04223.html#a633">height</a>, <a class="code" href="a04558.html#a11">uint32</a> &pitch, <a class="code" href="a04558.html#a10">sint32</a> &left, <a class="code" href="a04558.html#a10">sint32</a> &top, <a class="code" href="a04558.html#a10">sint32</a> &advx, <a class="code" href="a04558.html#a11">uint32</a> &glyphIndex) +00383 { +00384 <span class="comment">/* FT_Error error;</span> +00385 <span class="comment"></span> +00386 <span class="comment"> error = FT_Set_Pixel_Sizes (_Face, size, size);</span> +00387 <span class="comment"> if (error)</span> +00388 <span class="comment"> {</span> +00389 <span class="comment"> nlerror ("FT_Set_Pixel_Sizes() failed: %s", getFT2Error(error));</span> +00390 <span class="comment"> }</span> +00391 <span class="comment"></span> +00392 <span class="comment"> // retrieve glyph index from character code</span> +00393 <span class="comment"> FT_UInt glyph_index = FT_Get_Char_Index (_Face, c);</span> +00394 <span class="comment"></span> +00395 <span class="comment"> // load glyph image into the slot (erase previous one)</span> +00396 <span class="comment"> error = FT_Load_Glyph (_Face, glyph_index, FT_LOAD_DEFAULT);</span> +00397 <span class="comment"> if (error)</span> +00398 <span class="comment"> {</span> +00399 <span class="comment"> nlerror ("FT_Load_Glyph() failed: %s", getFT2Error(error));</span> +00400 <span class="comment"> }</span> +00401 <span class="comment"></span> +00402 <span class="comment"> if (size == 0)</span> +00403 <span class="comment"> {</span> +00404 <span class="comment"> width = 0;</span> +00405 <span class="comment"> height = 0;</span> +00406 <span class="comment"> pitch = 0;</span> +00407 <span class="comment"> left = 0;</span> +00408 <span class="comment"> top = 0;</span> +00409 <span class="comment"> advx = 0;</span> +00410 <span class="comment"> glyphIndex = glyph_index;</span> +00411 <span class="comment"> return NULL;</span> +00412 <span class="comment"> }</span> +00413 <span class="comment"></span> +00414 <span class="comment"> // convert to an anti-aliased bitmap</span> +00415 <span class="comment"> error = FT_Render_Glyph (_Face->glyph, ft_render_mode_normal);</span> +00416 <span class="comment"> if (error)</span> +00417 <span class="comment"> {</span> +00418 <span class="comment"> nlerror ("FT_Render_Glyph() failed: %s", getFT2Error(error));</span> +00419 <span class="comment"> }</span> +00420 <span class="comment"></span> +00421 <span class="comment"> width = _Face->glyph->bitmap.width;</span> +00422 <span class="comment"> height = _Face->glyph->bitmap.rows;</span> +00423 <span class="comment"> pitch = _Face->glyph->bitmap.pitch;</span> +00424 <span class="comment"></span> +00425 <span class="comment"> left = _Face->glyph->bitmap_left;</span> +00426 <span class="comment"> top = _Face->glyph->bitmap_top;</span> +00427 <span class="comment"></span> +00428 <span class="comment"> advx = _Face->glyph->advance.x >> 6;</span> +00429 <span class="comment"></span> +00430 <span class="comment"> glyphIndex = glyph_index;</span> +00431 <span class="comment"></span> +00432 <span class="comment"> return (uint8 *) _Face->glyph->bitmap.buffer;</span> +00433 <span class="comment">*/</span> +00434 +00435 <span class="keywordflow">if</span> (<a class="code" href="a04223.html#a587">size</a> == 0) +00436 { +00437 <a class="code" href="a04223.html#a632">width</a> = 0; +00438 <a class="code" href="a04223.html#a633">height</a> = 0; +00439 pitch = 0; +00440 left = 0; +00441 top = 0; +00442 advx = 0; +00443 glyphIndex = 0; +00444 <span class="keywordflow">return</span> NULL; +00445 } +00446 +00447 <span class="comment">// Create the font</span> +00448 <span class="keywordflow">if</span> (hFont == NULL || CurrentFontSize != <a class="code" href="a04223.html#a587">size</a>) +00449 { +00450 <span class="keywordflow">if</span> (hFont != NULL) +00451 { +00452 DeleteObject (hFont); +00453 } +00454 +00455 hFont=CreateFont +00456 ( +00457 <a class="code" href="a04223.html#a587">size</a>, <span class="comment">// logical height of font</span> +00458 0, <span class="comment">// logical average character width</span> +00459 0, <span class="comment">// angle of escapement</span> +00460 0, <span class="comment">// base-line orientation angle</span> +00461 FW_DONTCARE, <span class="comment">//FW_NORMAL, // font weight</span> +00462 FALSE, <span class="comment">// italic attribute flag</span> +00463 FALSE, <span class="comment">// underline attribute flag</span> +00464 FALSE, <span class="comment">// strikeout attribute flag</span> +00465 DEFAULT_CHARSET, <span class="comment">// character set identifier</span> +00466 OUT_DEVICE_PRECIS, <span class="comment">// output precision</span> +00467 CLIP_DEFAULT_PRECIS, <span class="comment">// clipping precision</span> +00468 DEFAULT_QUALITY, <span class="comment">// output quality</span> +00469 DEFAULT_PITCH|FF_DONTCARE, <span class="comment">// pitch and family</span> +00470 <span class="stringliteral">"Arial Unicode MS Normal"</span> <span class="comment">// pointer to typeface name string</span> +00471 ); +00472 <a class="code" href="a04199.html#a6">nlassert</a> (hFont); +00473 +00474 CurrentFontSize = <a class="code" href="a04223.html#a587">size</a>; +00475 } +00476 +00477 SelectObject (hdcDib, hFont); +00478 SelectObject (hdcDib, Dib); +00479 +00480 <span class="keyword">const</span> <span class="keywordtype">char</span> cc = (<span class="keywordtype">char</span>) c; +00481 +00482 RECT rect; +00483 rect.bottom = Height; +00484 rect.top = 0; +00485 rect.left = 0; +00486 rect.right = Width; +00487 +00488 <span class="keywordtype">int</span> <a class="code" href="a04223.html#a643">res</a> = DrawText (hdcDib, &cc, 1, &rect, DT_LEFT | DT_TOP); +00489 +00490 POINT point; +00491 point.y = <a class="code" href="a04223.html#a643">res</a>; +00492 +00493 <span class="keywordtype">int</span> <a class="code" href="a04223.html#a575">w</a> = <a class="code" href="a04223.html#a643">res</a>; +00494 BOOL rey = GetCharWidth32 (hdcDib, (<a class="code" href="a04558.html#a7">uint8</a>) cc, (<a class="code" href="a04558.html#a7">uint8</a>) cc, &w); +00495 <a class="code" href="a04199.html#a6">nlassert</a> (rey); +00496 point.x = <a class="code" href="a04223.html#a575">w</a>; +00497 +00498 <span class="comment">// ABC abc;</span> +00499 <span class="comment">// BOOL rey = GetCharABCWidths (hdcDib, (uint8) cc, (uint8) cc, &abc);</span> +00500 <span class="comment">// nlassert (rey);</span> +00501 <span class="comment">// point.x = abc.abcA;</span> +00502 +00503 SIZE <a class="code" href="a04223.html#a626">s</a>; +00504 GetTextExtentPoint32 (hdcDib, &cc, 1, &s); +00505 +00506 BOOL ret = LPtoDP (hdcDib, &point, 1); +00507 <a class="code" href="a04199.html#a6">nlassert</a> (ret); +00508 +00509 <span class="keyword">static</span> <a class="code" href="a04558.html#a7">uint8</a> buf[100*100]; +00510 +00511 <a class="code" href="a04558.html#a10">sint32</a> _top = 0, _left = point.x; +00512 <a class="code" href="a04558.html#a10">sint32</a> right = 0, bottom = point.y; +00513 <span class="keywordtype">bool</span> emptyLine; +00514 <span class="keywordflow">for</span> (<a class="code" href="a04558.html#a14">sint</a> <a class="code" href="a04223.html#a573">y</a> = 0; <a class="code" href="a04223.html#a573">y</a> < point.y; <a class="code" href="a04223.html#a573">y</a>++) +00515 { +00516 emptyLine = <span class="keyword">true</span>; +00517 <span class="keywordflow">for</span> (<a class="code" href="a04558.html#a14">sint</a> <a class="code" href="a04223.html#a572">x</a> = 0; <a class="code" href="a04223.html#a572">x</a> < point.x; <a class="code" href="a04223.html#a572">x</a>++) +00518 { +00519 buf[<a class="code" href="a04223.html#a573">y</a>*100+<a class="code" href="a04223.html#a572">x</a>] = (<a class="code" href="a04558.html#a7">uint8</a>) Buffer[<a class="code" href="a04223.html#a573">y</a>*100+<a class="code" href="a04223.html#a572">x</a>]; +00520 <span class="keywordflow">if</span> (buf[<a class="code" href="a04223.html#a573">y</a>*100+<a class="code" href="a04223.html#a572">x</a>]) +00521 { +00522 emptyLine = <span class="keyword">false</span>; +00523 <span class="keywordflow">if</span> (<a class="code" href="a04223.html#a572">x</a> < _left) +00524 _left = <a class="code" href="a04223.html#a572">x</a>; +00525 <span class="keywordflow">if</span> (<a class="code" href="a04223.html#a572">x</a> > right) +00526 right = <a class="code" href="a04223.html#a572">x</a>; +00527 } +00528 +00529 <span class="comment">// printf (buf[y*100+x]?"*":".");</span> +00530 } +00531 <span class="keywordflow">if</span> (!emptyLine) +00532 { +00533 <span class="keywordflow">if</span> (_top == 0) +00534 _top = <a class="code" href="a04223.html#a573">y</a>; +00535 +00536 bottom = <a class="code" href="a04223.html#a573">y</a>; +00537 } +00538 +00539 <span class="comment">// printf ("\n");</span> +00540 } +00541 <a class="code" href="a04223.html#a632">width</a> = right - _left + 1; +00542 <span class="keywordflow">if</span> (right - _left + 1 < 0) <a class="code" href="a04223.html#a632">width</a> = 0; +00543 <a class="code" href="a04223.html#a633">height</a> = bottom - _top + 1; +00544 <span class="keywordflow">if</span> (bottom - _top + 1 < 0) <a class="code" href="a04223.html#a633">height</a> = 0; +00545 pitch = 100; +00546 advx = point.x; +00547 +00548 WORD ag = 0; +00549 <span class="comment">/*uint t = GetGlyphIndices (hdcDib, &cc, 1, &ag, 0);</span> +00550 <span class="comment"> if (t == GDI_ERROR)</span> +00551 <span class="comment"> {</span> +00552 <span class="comment"> nlstop;</span> +00553 <span class="comment"> }</span> +00554 <span class="comment">*/</span> +00555 glyphIndex = ag; +00556 +00557 top = -_top; +00558 left = -_left; +00559 +00560 <span class="comment">/* {</span> +00561 <span class="comment"> for (sint y = _top; y < _top + height; y++)</span> +00562 <span class="comment"> {</span> +00563 <span class="comment"> for (sint x = _left; x < _left + width; x++)</span> +00564 <span class="comment"> {</span> +00565 <span class="comment"> printf (buf[y*100+x]?"*":".");</span> +00566 <span class="comment"> }</span> +00567 <span class="comment"> printf ("\n");</span> +00568 <span class="comment"> }</span> +00569 <span class="comment"> printf ("w: %d h: %d s: %d a: %d l: %d t: %d", width, height, size, advx, left, top);</span> +00570 <span class="comment"> getchar();</span> +00571 <span class="comment"> }</span> +00572 <span class="comment">*/</span> +00573 _top = _left = top = left = 0; +00574 top = <a class="code" href="a04223.html#a626">s</a>.cy; +00575 <a class="code" href="a04223.html#a632">width</a> = <a class="code" href="a04223.html#a626">s</a>.cx; +00576 <a class="code" href="a04223.html#a633">height</a> = <a class="code" href="a04223.html#a626">s</a>.cy; +00577 +00578 <span class="keywordflow">return</span> buf + _top * 100 + _left; +00579 } +00580 +00581 +00582 +00583 +00584 <span class="keywordtype">void</span> CFontGenerator::getKerning (<a class="code" href="a05167.html#a18">ucchar</a> left, <a class="code" href="a05167.html#a18">ucchar</a> right, <a class="code" href="a04558.html#a10">sint32</a> &kernx) +00585 { +00586 <span class="comment">/* if (!FT_HAS_KERNING(_Face))</span> +00587 <span class="comment"> {</span> +00588 <span class="comment"> kernx = 0;</span> +00589 <span class="comment"> }</span> +00590 <span class="comment"> else</span> +00591 <span class="comment"> {</span> +00592 <span class="comment"> FT_Vector kerning;</span> +00593 <span class="comment"> FT_Error error = FT_Get_Kerning (_Face, left, right, ft_kerning_default, &kerning);</span> +00594 <span class="comment"> if (error)</span> +00595 <span class="comment"> {</span> +00596 <span class="comment"> nlerror ("FT_Get_Kerning() failed: %s", getFT2Error(error));</span> +00597 <span class="comment"> }</span> +00598 <span class="comment"> kernx = kerning.x;</span> +00599 <span class="comment"> }*/</span> +00600 } +00601 +00602 +00603 +00604 <a class="code" href="a04558.html#a11">uint32</a> CFontGenerator::getCharIndex (<a class="code" href="a05167.html#a18">ucchar</a> c) +00605 { +00606 <span class="comment">// return FT_Get_Char_Index (_Face, c);</span> +00607 <span class="keywordflow">return</span> 0; +00608 } +00609 +00610 +00611 } <span class="comment">// NL3D</span> +00612 +00613 <span class="preprocessor">#endif // NL_DONT_USE_EXTERNAL_CODE</span> +00614 <span class="preprocessor"></span> +</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Mar 16 06:25:03 2004 for NeL by +<a href="http://www.doxygen.org/index.html"> +<img src="doxygen.png" alt="doxygen" align="middle" border=0 > +</a>1.3.6 </small></address> +</body> +</html> |