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<h1>csplugincommon/canvas/softfontcacheimpl.h</h1><a href="softfontcacheimpl_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> Copyright (C) 2004 by Jorrit Tyberghein</span>
<a name="l00003"></a>00003 <span class="comment"> (C) 2004 by Frank Richter</span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00007"></a>00007 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00008"></a>00008 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment"></span>
<a name="l00010"></a>00010 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00013"></a>00013 <span class="comment"> Library General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment"></span>
<a name="l00015"></a>00015 <span class="comment"> You should have received a copy of the GNU Library General Public</span>
<a name="l00016"></a>00016 <span class="comment"> License along with this library; if not, write to the Free</span>
<a name="l00017"></a>00017 <span class="comment"> Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.</span>
<a name="l00018"></a>00018 <span class="comment">*/</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="preprocessor">#ifndef __CS_CSPLUGINCOMMON_CANVAS_SOFTFONTCACHEIMPL_H__</span>
<a name="l00021"></a>00021 <span class="preprocessor"></span><span class="preprocessor">#define __CS_CSPLUGINCOMMON_CANVAS_SOFTFONTCACHEIMPL_H__</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="csplugincommon_2canvas_2graph2d_8h.html" title="Base class for 2D canvases.">graph2d.h</a>"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include "<a class="code" href="draw__text_8h.html" title="Software text writing.">csplugincommon/canvas/draw_text.h</a>"</span>
<a name="l00029"></a>00029
<a name="l00040"></a>00040 <span class="keyword">template</span> <<span class="keyword">class</span> Tpixel, <span class="keyword">class</span> Tpixmixer>
<a name="l00041"></a><a class="code" href="classcsSoftFontCacheImpl.html">00041</a> <span class="keyword">class </span><a class="code" href="classcsSoftFontCacheImpl.html" title="An actual implementation of a font cache for software canvases.">csSoftFontCacheImpl</a> : <span class="keyword">public</span> <a class="code" href="classcsSoftFontCache.html" title="Font cache base class for software canvases.">csSoftFontCache</a>
<a name="l00042"></a>00042 {
<a name="l00043"></a>00043 <span class="keywordtype">void</span> WriteString (<a class="code" href="structiFont.html" title="A font object.">iFont</a> *font, <span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keywordtype">int</span> fg, <span class="keywordtype">int</span> bg,
<a name="l00044"></a>00044 <span class="keyword">const</span> <span class="keywordtype">void</span>* text, <span class="keywordtype">bool</span> isWide, <a class="code" href="group__util.html#g91ad9478d81a7aaf2593e8d9c3d06a14" title="Shortcut for default unsigned int.">uint</a> flags)
<a name="l00045"></a>00045 {
<a name="l00046"></a>00046 <span class="keywordtype">int</span> realColorFG;
<a name="l00047"></a>00047 <a class="code" href="group__util.html#gdde6aaee8457bee49c2a92621fe22b79" title="unsigned 8-bit integer (0..255)">uint8</a> alphaFG;
<a name="l00048"></a>00048 <a class="code" href="group__plugincommon.html#g40ff3488d7cc871d2646a3039cab5929" title="Split a g2d color into the color and alpha part.">SplitAlpha</a> (fg, realColorFG, alphaFG);
<a name="l00049"></a>00049 <span class="keywordtype">int</span> realColorBG;
<a name="l00050"></a>00050 <a class="code" href="group__util.html#gdde6aaee8457bee49c2a92621fe22b79" title="unsigned 8-bit integer (0..255)">uint8</a> alphaBG;
<a name="l00051"></a>00051 <a class="code" href="group__plugincommon.html#g40ff3488d7cc871d2646a3039cab5929" title="Split a g2d color into the color and alpha part.">SplitAlpha</a> (bg, realColorBG, alphaBG);
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="keywordflow">if</span> (alphaBG == 0)
<a name="l00054"></a>00054 {
<a name="l00055"></a>00055 <span class="keywordflow">if</span> (alphaFG == 0)
<a name="l00056"></a>00056 <span class="keywordflow">return</span>;
<a name="l00057"></a>00057 realColorBG = realColorFG;
<a name="l00058"></a>00058 <span class="keywordflow">if</span> (alphaFG == 255)
<a name="l00059"></a>00059 {
<a name="l00060"></a>00060 <a class="code" href="classcsG2DDrawText.html" title="Class to write some text.">csG2DDrawText<Tpixel, csPixMixerCopy<Tpixel></a>, <a class="code" href="classcsPixMixerNoop.html" title="PixMixer that doesn&#39;t do anything.">csPixMixerNoop<Tpixel></a>,
<a name="l00061"></a>00061 Tpixmixer>::DrawText (<span class="keyword">this</span>, font, x, y, realColorFG, alphaFG,
<a name="l00062"></a>00062 realColorBG, alphaBG, text, isWide, flags);
<a name="l00063"></a>00063 }
<a name="l00064"></a>00064 <span class="keywordflow">else</span>
<a name="l00065"></a>00065 {
<a name="l00066"></a>00066 <a class="code" href="classcsG2DDrawText.html" title="Class to write some text.">csG2DDrawText<Tpixel, Tpixmixer, csPixMixerNoop<Tpixel></a>,
<a name="l00067"></a>00067 Tpixmixer>::DrawText (<span class="keyword">this</span>, font, x, y, realColorFG, alphaFG,
<a name="l00068"></a>00068 realColorBG, alphaBG, text, isWide, flags);
<a name="l00069"></a>00069 }
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (alphaBG == 255)
<a name="l00072"></a>00072 {
<a name="l00073"></a>00073 <span class="keywordflow">if</span> (alphaFG == 0)
<a name="l00074"></a>00074 {
<a name="l00075"></a>00075 <a class="code" href="classcsG2DDrawText.html" title="Class to write some text.">csG2DDrawText<Tpixel, csPixMixerNoop<Tpixel></a>, <a class="code" href="classcsPixMixerCopy.html" title="PixMixer that ignores alpha.">csPixMixerCopy<Tpixel></a>,
<a name="l00076"></a>00076 Tpixmixer>::DrawText (<span class="keyword">this</span>, font, x, y, realColorFG, alphaFG,
<a name="l00077"></a>00077 realColorBG, alphaBG, text, isWide, flags);
<a name="l00078"></a>00078 }
<a name="l00079"></a>00079 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (alphaFG == 255)
<a name="l00080"></a>00080 {
<a name="l00081"></a>00081 <a class="code" href="classcsG2DDrawText.html" title="Class to write some text.">csG2DDrawText<Tpixel, csPixMixerCopy<Tpixel></a>, <a class="code" href="classcsPixMixerCopy.html" title="PixMixer that ignores alpha.">csPixMixerCopy<Tpixel></a>,
<a name="l00082"></a>00082 Tpixmixer>::DrawText (<span class="keyword">this</span>, font, x, y, realColorFG, alphaFG,
<a name="l00083"></a>00083 realColorBG, alphaBG, text, isWide, flags);
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085 <span class="keywordflow">else</span>
<a name="l00086"></a>00086 {
<a name="l00087"></a>00087 <a class="code" href="classcsG2DDrawText.html" title="Class to write some text.">csG2DDrawText<Tpixel, Tpixmixer, csPixMixerCopy<Tpixel></a>,
<a name="l00088"></a>00088 Tpixmixer>::DrawText (<span class="keyword">this</span>, font, x, y, realColorFG, alphaFG,
<a name="l00089"></a>00089 realColorBG, alphaBG, text, isWide, flags);
<a name="l00090"></a>00090 }
<a name="l00091"></a>00091 }
<a name="l00092"></a>00092 <span class="keywordflow">else</span>
<a name="l00093"></a>00093 {
<a name="l00094"></a>00094 <span class="keywordflow">if</span> (alphaFG == 0)
<a name="l00095"></a>00095 {
<a name="l00096"></a>00096 <a class="code" href="classcsG2DDrawText.html" title="Class to write some text.">csG2DDrawText<Tpixel, csPixMixerNoop<Tpixel></a>, Tpixmixer,
<a name="l00097"></a>00097 Tpixmixer>::DrawText (<span class="keyword">this</span>, font, x, y, realColorFG, alphaFG,
<a name="l00098"></a>00098 realColorBG, alphaBG, text, isWide, flags);
<a name="l00099"></a>00099 }
<a name="l00100"></a>00100 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (alphaFG == 255)
<a name="l00101"></a>00101 {
<a name="l00102"></a>00102 <a class="code" href="classcsG2DDrawText.html" title="Class to write some text.">csG2DDrawText<Tpixel, csPixMixerCopy<Tpixel></a>, Tpixmixer,
<a name="l00103"></a>00103 Tpixmixer>::DrawText (<span class="keyword">this</span>, font, x, y, realColorFG, alphaFG,
<a name="l00104"></a>00104 realColorBG, alphaBG, text, isWide, flags);
<a name="l00105"></a>00105 }
<a name="l00106"></a>00106 <span class="keywordflow">else</span>
<a name="l00107"></a>00107 {
<a name="l00108"></a>00108 <a class="code" href="classcsG2DDrawText.html#fee1943b1499efe3971fca379ee741da">csG2DDrawText<Tpixel, Tpixmixer, Tpixmixer, Tpixmixer>::DrawText</a> (
<a name="l00109"></a>00109 <span class="keyword">this</span>, font, x, y, realColorFG, alphaFG, realColorBG, alphaBG, text,
<a name="l00110"></a>00110 isWide, flags);
<a name="l00111"></a>00111 }
<a name="l00112"></a>00112 }
<a name="l00113"></a>00113 }
<a name="l00114"></a>00114 <span class="keyword">public</span>:
<a name="l00115"></a><a class="code" href="classcsSoftFontCacheImpl.html#34a545f8aef0515247f894275c7281d2">00115</a> <a class="code" href="classcsSoftFontCacheImpl.html#34a545f8aef0515247f894275c7281d2">csSoftFontCacheImpl</a> (<a class="code" href="classcsGraphics2D.html" title="This is the base class for 2D canvases.">csGraphics2D</a>* <a class="code" href="classcsSoftFontCache.html#6111a0ed75c70512827b2d88fdc92c5e">G2D</a>) : <a class="code" href="classcsSoftFontCache.html" title="Font cache base class for software canvases.">csSoftFontCache</a> (G2D)
<a name="l00116"></a>00116 {
<a name="l00117"></a>00117 }
<a name="l00118"></a><a class="code" href="classcsSoftFontCacheImpl.html#cc7ca9065a287c887de8ad63d3b58cda">00118</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> WriteString (<a class="code" href="structiFont.html" title="A font object.">iFont</a> *font, <span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keywordtype">int</span> fg, <span class="keywordtype">int</span> bg,
<a name="l00119"></a>00119 <span class="keyword">const</span> <a class="code" href="group__util.html#g60f3213e4468d7d223f3a27ad792ad38" title="A single char in a UTF8 encoded string.">utf8_char</a>* text, <a class="code" href="group__util.html#g91ad9478d81a7aaf2593e8d9c3d06a14" title="Shortcut for default unsigned int.">uint</a> flags)
<a name="l00120"></a>00120 {
<a name="l00121"></a>00121 <span class="keywordflow">if</span> (!text || !*text) <span class="keywordflow">return</span>;
<a name="l00122"></a>00122
<a name="l00123"></a>00123 WriteString (font, x, y, fg, bg, text, <span class="keyword">false</span>, flags);
<a name="l00124"></a>00124 }
<a name="l00125"></a><a class="code" href="classcsSoftFontCacheImpl.html#896a62a06381ebd92b27304dab69beab">00125</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> WriteString (<a class="code" href="structiFont.html" title="A font object.">iFont</a> *font, <span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keywordtype">int</span> fg, <span class="keywordtype">int</span> bg,
<a name="l00126"></a>00126 <span class="keyword">const</span> <span class="keywordtype">wchar_t</span>* text, <a class="code" href="group__util.html#g91ad9478d81a7aaf2593e8d9c3d06a14" title="Shortcut for default unsigned int.">uint</a> flags)
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128 <span class="keywordflow">if</span> (!text || !*text) <span class="keywordflow">return</span>;
<a name="l00129"></a>00129
<a name="l00130"></a>00130 WriteString (font, x, y, fg, bg, text, <span class="keyword">true</span>, flags);
<a name="l00131"></a>00131 }
<a name="l00132"></a>00132 };
<a name="l00133"></a>00133
<a name="l00136"></a>00136 <span class="preprocessor">#endif // __CS_CSPLUGINCOMMON_CANVAS_SOFTFONTCACHEIMPL_H__</span>
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