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<div class="title">FTOutlineGlyph.cpp</div>  </div>
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<a href="FTOutlineGlyph_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="preprocessor">#include    &quot;FTOutlineGlyph.h&quot;</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="preprocessor">#include    &quot;FTVectoriser.h&quot;</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;</div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;</div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;FTOutlineGlyph::FTOutlineGlyph( FT_GlyphSlot glyph, <span class="keywordtype">bool</span> useDisplayList)</div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;:   FTGlyph( glyph),</div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;    glList(0)</div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;{</div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;    <span class="keywordflow">if</span>( ft_glyph_format_outline != glyph-&gt;format)</div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;    {</div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;        err = 0x14; <span class="comment">// Invalid_Outline</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;        <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;    }</div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;</div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;    FTVectoriser vectoriser( glyph);</div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;</div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;    <span class="keywordtype">size_t</span> numContours = vectoriser.ContourCount();</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;    <span class="keywordflow">if</span> ( ( numContours &lt; 1) || ( vectoriser.PointCount() &lt; 3))</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;    {</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;        <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;    }</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;    <span class="keywordflow">if</span>(useDisplayList)</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;    {</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;        glList = glGenLists(1);</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;        glNewList( glList, GL_COMPILE);</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;    }</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;    </div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    <span class="keywordflow">for</span>( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> c = 0; c &lt; numContours; ++c)</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;    {</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;        <span class="keyword">const</span> FTContour* contour = vectoriser.Contour(c);</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;        </div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;        glBegin( GL_LINE_LOOP);</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;            <span class="keywordflow">for</span>( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> pointIndex = 0; pointIndex &lt; contour-&gt;PointCount(); ++pointIndex)</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;            {</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;                FTPoint point = contour-&gt;Point(pointIndex);</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;                glVertex2f( point.X() / 64.0f, point.Y() / 64.0f);</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;            }</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;        glEnd();</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    }</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    <span class="keywordflow">if</span>(useDisplayList)</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    {</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;        glEndList();</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    }</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;}</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;FTOutlineGlyph::~FTOutlineGlyph()</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;{</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    glDeleteLists( glList, 1);</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;}</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="keyword">const</span> FTPoint&amp; FTOutlineGlyph::Render( <span class="keyword">const</span> FTPoint&amp; pen)</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;{</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    glTranslatef( pen.X(), pen.Y(), 0.0f);</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    <span class="keywordflow">if</span>( glList)</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    {</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        glCallList( glList);</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;    }</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    </div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    <span class="keywordflow">return</span> advance;</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;}</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;</div>
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