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| <title>FTGL: FTBitmapGlyph.cpp Source File</title> |
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| <h1>FTBitmapGlyph.cpp</h1><a href="FTBitmapGlyph_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 <span class="preprocessor">#include <string></span> |
| 00002 |
| 00003 <span class="preprocessor">#include "<a class="code" href="FTBitmapGlyph_8h.html">FTBitmapGlyph.h</a>"</span> |
| 00004 |
| <a name="l00005"></a><a class="code" href="classFTBitmapGlyph.html#a0">00005</a> <a class="code" href="classFTBitmapGlyph.html#a0">FTBitmapGlyph::FTBitmapGlyph</a>( FT_GlyphSlot glyph) |
| 00006 : <a class="code" href="classFTGlyph.html">FTGlyph</a>( glyph), |
| 00007 destWidth(0), |
| 00008 destHeight(0), |
| 00009 data(0) |
| 00010 { |
| 00011 err = FT_Render_Glyph( glyph, <a class="code" href="FTGL_8h.html#a1">FT_RENDER_MODE_MONO</a>); |
| 00012 <span class="keywordflow">if</span>( err || ft_glyph_format_bitmap != glyph->format) |
| 00013 { |
| 00014 <span class="keywordflow">return</span>; |
| 00015 } |
| 00016 |
| 00017 FT_Bitmap bitmap = glyph->bitmap; |
| 00018 |
| 00019 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> srcWidth = bitmap.width; |
| 00020 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> srcHeight = bitmap.rows; |
| 00021 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> srcPitch = bitmap.pitch; |
| 00022 |
| 00023 destWidth = srcWidth; |
| 00024 destHeight = srcHeight; |
| 00025 destPitch = srcPitch; |
| 00026 |
| 00027 <span class="keywordflow">if</span>( destWidth && destHeight) |
| 00028 { |
| 00029 data = <span class="keyword">new</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>[destPitch * destHeight]; |
| 00030 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* dest = data + (( destHeight - 1) * destPitch); |
| 00031 |
| 00032 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* src = bitmap.buffer; |
| 00033 |
| 00034 <span class="keywordflow">for</span>( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> y = 0; y < srcHeight; ++y) |
| 00035 { |
| 00036 memcpy( dest, src, srcPitch); |
| 00037 dest -= destPitch; |
| 00038 src += srcPitch; |
| 00039 } |
| 00040 } |
| 00041 |
| 00042 pos = <a class="code" href="classFTPoint.html">FTPoint</a>(glyph->bitmap_left, static_cast<int>(srcHeight) - glyph->bitmap_top, 0.0); |
| 00043 } |
| 00044 |
| 00045 |
| <a name="l00046"></a><a class="code" href="classFTBitmapGlyph.html#a1">00046</a> <a class="code" href="classFTBitmapGlyph.html#a1">FTBitmapGlyph::~FTBitmapGlyph</a>() |
| 00047 { |
| 00048 <span class="keyword">delete</span> [] data; |
| 00049 } |
| 00050 |
| 00051 |
| <a name="l00052"></a><a class="code" href="classFTBitmapGlyph.html#a2">00052</a> <span class="keyword">const</span> <a class="code" href="classFTPoint.html">FTPoint</a>& <a class="code" href="classFTBitmapGlyph.html#a2">FTBitmapGlyph::Render</a>( <span class="keyword">const</span> <a class="code" href="classFTPoint.html">FTPoint</a>& pen) |
| 00053 { |
| 00054 glBitmap( 0, 0, 0.0f, 0.0f, pen.<a class="code" href="classFTPoint.html#a7">X</a>() + pos.<a class="code" href="classFTPoint.html#a7">X</a>(), pen.<a class="code" href="classFTPoint.html#a8">Y</a>() - pos.<a class="code" href="classFTPoint.html#a8">Y</a>(), (<span class="keyword">const</span> GLubyte*)0 ); |
| 00055 |
| 00056 <span class="keywordflow">if</span>( data) |
| 00057 { |
| 00058 glPixelStorei( GL_UNPACK_ROW_LENGTH, destPitch * 8); |
| 00059 glBitmap( destWidth, destHeight, 0.0f, 0.0, 0.0, 0.0, (<span class="keyword">const</span> GLubyte*)data); |
| 00060 } |
| 00061 |
| 00062 glBitmap( 0, 0, 0.0f, 0.0f, -pos.<a class="code" href="classFTPoint.html#a7">X</a>(), pos.<a class="code" href="classFTPoint.html#a8">Y</a>(), (<span class="keyword">const</span> GLubyte*)0 ); |
| 00063 |
| 00064 <span class="keywordflow">return</span> advance; |
| 00065 } |
| </pre></div><hr size="1"><address style="align: right;"><small>Generated on Sun Dec 5 22:24:05 2004 for FTGL by |
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