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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/***********************************************************************</span>
<a name="l00002"></a>00002 <span class="comment">        filename:       CEGUIFreeTypeFont.h</span>
<a name="l00003"></a>00003 <span class="comment">        created:        3/6/2006</span>
<a name="l00004"></a>00004 <span class="comment">        author:         Andrew Zabolotny</span>
<a name="l00005"></a>00005 <span class="comment"></span>
<a name="l00006"></a>00006 <span class="comment">        purpose:    Implementation of the Font class via the FreeType library</span>
<a name="l00007"></a>00007 <span class="comment">*************************************************************************/</span>
<a name="l00008"></a>00008 <span class="comment">/***************************************************************************</span>
<a name="l00009"></a>00009 <span class="comment"> *   Copyright (C) 2004 - 2006 Paul D Turner &amp; The CEGUI Development Team</span>
<a name="l00010"></a>00010 <span class="comment"> *</span>
<a name="l00011"></a>00011 <span class="comment"> *   Permission is hereby granted, free of charge, to any person obtaining</span>
<a name="l00012"></a>00012 <span class="comment"> *   a copy of this software and associated documentation files (the</span>
<a name="l00013"></a>00013 <span class="comment"> *   &quot;Software&quot;), to deal in the Software without restriction, including</span>
<a name="l00014"></a>00014 <span class="comment"> *   without limitation the rights to use, copy, modify, merge, publish,</span>
<a name="l00015"></a>00015 <span class="comment"> *   distribute, sublicense, and/or sell copies of the Software, and to</span>
<a name="l00016"></a>00016 <span class="comment"> *   permit persons to whom the Software is furnished to do so, subject to</span>
<a name="l00017"></a>00017 <span class="comment"> *   the following conditions:</span>
<a name="l00018"></a>00018 <span class="comment"> *</span>
<a name="l00019"></a>00019 <span class="comment"> *   The above copyright notice and this permission notice shall be</span>
<a name="l00020"></a>00020 <span class="comment"> *   included in all copies or substantial portions of the Software.</span>
<a name="l00021"></a>00021 <span class="comment"> *</span>
<a name="l00022"></a>00022 <span class="comment"> *   THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND,</span>
<a name="l00023"></a>00023 <span class="comment"> *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF</span>
<a name="l00024"></a>00024 <span class="comment"> *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.</span>
<a name="l00025"></a>00025 <span class="comment"> *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR</span>
<a name="l00026"></a>00026 <span class="comment"> *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,</span>
<a name="l00027"></a>00027 <span class="comment"> *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR</span>
<a name="l00028"></a>00028 <span class="comment"> *   OTHER DEALINGS IN THE SOFTWARE.</span>
<a name="l00029"></a>00029 <span class="comment"> ***************************************************************************/</span>
<a name="l00030"></a>00030 <span class="preprocessor">#ifndef _CEGUIFreeTypeFont_h_</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span><span class="preprocessor">#define _CEGUIFreeTypeFont_h_</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span>
<a name="l00033"></a>00033 <span class="preprocessor">#include &quot;CEGUIFont.h&quot;</span>
<a name="l00034"></a>00034 <span class="preprocessor">#include &quot;CEGUIImage.h&quot;</span>
<a name="l00035"></a>00035 <span class="preprocessor">#include &quot;CEGUIDataContainer.h&quot;</span>
<a name="l00036"></a>00036 
<a name="l00037"></a>00037 <span class="preprocessor">#include &lt;ft2build.h&gt;</span>
<a name="l00038"></a>00038 <span class="preprocessor">#include FT_FREETYPE_H</span>
<a name="l00039"></a>00039 <span class="preprocessor"></span>
<a name="l00040"></a>00040 <span class="comment">// Start of CEGUI namespace section</span>
<a name="l00041"></a>00041 <span class="keyword">namespace </span>CEGUI
<a name="l00042"></a>00042 {
<a name="l00054"></a><a class="code" href="classCEGUI_1_1FreeTypeFont.html">00054</a> <span class="keyword">class </span><a class="code" href="classCEGUI_1_1FreeTypeFont.html" title="Implementation of the Font class interface using the FreeType library.">FreeTypeFont</a> : <span class="keyword">public</span> <a class="code" href="classCEGUI_1_1Font.html" title="Class that encapsulates a typeface.">Font</a>
<a name="l00055"></a>00055 {
<a name="l00056"></a>00056 <span class="keyword">public</span>:
<a name="l00096"></a>00096     <a class="code" href="classCEGUI_1_1FreeTypeFont.html#abc57d0786371a6d80965895f8ab78579" title="Constructor for FreeTypeFont based fonts.">FreeTypeFont</a>(<span class="keyword">const</span> <a class="code" href="classCEGUI_1_1String.html" title="String class used within the GUI system.">String</a>&amp; font_name, <span class="keyword">const</span> <span class="keywordtype">float</span> point_size,
<a name="l00097"></a>00097                  <span class="keyword">const</span> <span class="keywordtype">bool</span> anti_aliased, <span class="keyword">const</span> <a class="code" href="classCEGUI_1_1String.html" title="String class used within the GUI system.">String</a>&amp; font_filename,
<a name="l00098"></a>00098                  <span class="keyword">const</span> <a class="code" href="classCEGUI_1_1String.html" title="String class used within the GUI system.">String</a>&amp; resource_group = <span class="stringliteral">&quot;&quot;</span>,
<a name="l00099"></a>00099                  <span class="keyword">const</span> <span class="keywordtype">bool</span> auto_scaled = <span class="keyword">false</span>,
<a name="l00100"></a>00100                  <span class="keyword">const</span> <span class="keywordtype">float</span> native_horz_res = 640.0f,
<a name="l00101"></a>00101                  <span class="keyword">const</span> <span class="keywordtype">float</span> native_vert_res = 480.0f,
<a name="l00102"></a>00102                  <span class="keyword">const</span> <span class="keywordtype">float</span> specific_line_spacing = 0.0f);
<a name="l00103"></a>00103 
<a name="l00105"></a>00105     <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a8a49b467d35f518714432a4f261f8aef" title="Destructor.">~FreeTypeFont</a>();
<a name="l00106"></a>00106 
<a name="l00108"></a>00108     <span class="keywordtype">float</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a87c39fef65d5309a9d9b806cff2a2a8e" title="return the point size of the freetype font.">getPointSize</a>() <span class="keyword">const</span>;
<a name="l00109"></a>00109 
<a name="l00111"></a>00111     <span class="keywordtype">bool</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a2892609601948b2bc8fc0bf701ba92c4" title="return whether the freetype font is rendered anti-aliased.">isAntiAliased</a>() <span class="keyword">const</span>;
<a name="l00112"></a>00112 
<a name="l00114"></a>00114     <span class="keywordtype">void</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a12ef04a9aad0b7a821da094751fdb710" title="return the point size of the freetype font.">setPointSize</a>(<span class="keyword">const</span> <span class="keywordtype">float</span> point_size);
<a name="l00115"></a>00115 
<a name="l00117"></a>00117     <span class="keywordtype">void</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a5ab7ad3404e64ef29fc3a9fe341a8aa4" title="return whether the freetype font is rendered anti-aliased.">setAntiAliased</a>(<span class="keyword">const</span> <span class="keywordtype">bool</span> anti_alaised);
<a name="l00118"></a>00118 
<a name="l00119"></a>00119 <span class="keyword">protected</span>:
<a name="l00135"></a>00135     <span class="keywordtype">void</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a25cb51ec405870b57eb18759b9ba8514" title="Copy the current glyph data into buffer, which has a width of buf_width pixels (not bytes)...">drawGlyphToBuffer</a>(<a class="code" href="namespaceCEGUI.html#a67e3e55e2e397221393cda1efd0d7c7e" title="32 bit ARGB representation of a colour.">argb_t</a>* buffer, uint buf_width) <span class="keyword">const</span>;
<a name="l00136"></a>00136 
<a name="l00146"></a>00146     uint <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a2e5d07fb43015c7c811e6b3d23382ed6" title="Return the required texture size required to store imagery for the glyphs from s to e...">getTextureSize</a>(CodepointMap::const_iterator s,
<a name="l00147"></a>00147                         CodepointMap::const_iterator e) <span class="keyword">const</span>;
<a name="l00148"></a>00148 
<a name="l00150"></a>00150     <span class="keywordtype">void</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#ae497c20305907d7bd0daf16ae9e310e2" title="Register all properties of this class.">addFreeTypeFontProperties</a>();
<a name="l00152"></a>00152     <span class="keywordtype">void</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a067432c1041d12dd2b0a45438d99ca2f" title="Free all allocated font data.">free</a>();
<a name="l00153"></a>00153 
<a name="l00154"></a>00154     <span class="comment">// overrides of functions in Font base class.</span>
<a name="l00155"></a>00155     <span class="keywordtype">void</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a4f7169bf962ba04b906afe02d74dae5c" title="This function prepares a certain range of glyphs to be ready for displaying. This means that after re...">rasterise</a>(utf32 start_codepoint, utf32 end_codepoint) <span class="keyword">const</span>;
<a name="l00156"></a>00156     <span class="keywordtype">void</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a90a0017d58da3faedb9f8b90ac3f3578" title="Update the font as needed, according to the current parameters.">updateFont</a>();
<a name="l00157"></a>00157     <span class="keywordtype">void</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a538924476177a86574bacfa78e15d7b9" title="implementaion version of writeXMLToStream.">writeXMLToStream_impl</a> (<a class="code" href="classCEGUI_1_1XMLSerializer.html" title="Class used to create XML Document.">XMLSerializer</a>&amp; xml_stream) <span class="keyword">const</span>;
<a name="l00158"></a>00158 
<a name="l00160"></a><a class="code" href="classCEGUI_1_1FreeTypeFont.html#a17da83f154e9338ea0fff47dfa6a6059">00160</a>     <span class="keywordtype">float</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a17da83f154e9338ea0fff47dfa6a6059" title="If non-zero, the overridden line spacing that we&#39;re to report.">d_specificLineSpacing</a>;
<a name="l00162"></a><a class="code" href="classCEGUI_1_1FreeTypeFont.html#a7b2c2f0e8272776e501bf1f7ecdd9172">00162</a>     <span class="keywordtype">float</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a7b2c2f0e8272776e501bf1f7ecdd9172" title="Point size of font.">d_ptSize</a>;
<a name="l00164"></a><a class="code" href="classCEGUI_1_1FreeTypeFont.html#a1234fc62eb63921b5f304804b9b02951">00164</a>     <span class="keywordtype">bool</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a1234fc62eb63921b5f304804b9b02951" title="True if the font should be rendered as anti-alaised by freeType.">d_antiAliased</a>;
<a name="l00166"></a><a class="code" href="classCEGUI_1_1FreeTypeFont.html#a6cb86ef6911476c0474b4a5a1913e08c">00166</a>     FT_Face <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a6cb86ef6911476c0474b4a5a1913e08c" title="FreeType-specific font handle.">d_fontFace</a>;
<a name="l00168"></a><a class="code" href="classCEGUI_1_1FreeTypeFont.html#abbbd46b16a9c8b985a2d1d09ba92f28e">00168</a>     <a class="code" href="classCEGUI_1_1RawDataContainer.html" title="Class used as the databuffer for loading files throughout the library.">RawDataContainer</a> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#abbbd46b16a9c8b985a2d1d09ba92f28e" title="Font file data.">d_fontData</a>;
<a name="l00170"></a><a class="code" href="classCEGUI_1_1FreeTypeFont.html#a19fafe6862e3540c287e00448959f395">00170</a>     <span class="keyword">typedef</span> std::vector&lt;Imageset*&gt; <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a19fafe6862e3540c287e00448959f395" title="Type definition for ImagesetVector.">ImagesetVector</a>;
<a name="l00172"></a><a class="code" href="classCEGUI_1_1FreeTypeFont.html#a6d4cfa0343f3229c450e2363082afaea">00172</a>     <span class="keyword">mutable</span> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a19fafe6862e3540c287e00448959f395" title="Type definition for ImagesetVector.">ImagesetVector</a> <a class="code" href="classCEGUI_1_1FreeTypeFont.html#a6d4cfa0343f3229c450e2363082afaea" title="Imagesets that holds the glyphs for this font.">d_glyphImages</a>;
<a name="l00173"></a>00173 };
<a name="l00174"></a>00174 
<a name="l00175"></a>00175 } <span class="comment">// End of  CEGUI namespace section</span>
<a name="l00176"></a>00176 
<a name="l00177"></a>00177 <span class="preprocessor">#endif  // end of guard _CEGUIFreeTypeFont_h_</span>
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