<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" lang="en_US" xml:lang="en_US"> <head> <title>kimgio: eps.cpp Source File (kimgio)</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Content-Style-Type" content="text/css" /> <meta http-equiv="pics-label" content='(pics-1.1 "http://www.icra.org/ratingsv02.html" comment "ICRAonline DE v2.0" l gen true for "http://www.kde.org" r (nz 1 vz 1 lz 1 oz 1 cb 1) "http://www.rsac.org/ratingsv01.html" l gen true for "http://www.kde.org" r (n 0 s 0 v 0 l 0))' /> <meta name="trademark" content="KDE e.V." /> <meta name="description" content="K Desktop Environment Homepage, KDE.org" /> <meta name="MSSmartTagsPreventParsing" content="true" /> <meta name="robots" content="all" /> <link rel="shortcut icon" href="../../favicon.ico" /> <link rel="stylesheet" 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name="content"></a> <!-- Generated by Doxygen 1.4.7 --> <h1>eps.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// This library is distributed under the conditions of the GNU LGPL.</span> <a name="l00002"></a>00002 <span class="preprocessor">#include <unistd.h></span> <a name="l00003"></a>00003 <span class="preprocessor">#include <stdio.h></span> <a name="l00004"></a>00004 <span class="preprocessor">#include <qimage.h></span> <a name="l00005"></a>00005 <span class="preprocessor">#include <qfile.h></span> <a name="l00006"></a>00006 <span class="preprocessor">#include <qpainter.h></span> <a name="l00007"></a>00007 <span class="preprocessor">#include <qprinter.h></span> <a name="l00008"></a>00008 <span class="preprocessor">#include <kapplication.h></span> <a name="l00009"></a>00009 <span class="preprocessor">#include <ktempfile.h></span> <a name="l00010"></a>00010 <span class="preprocessor">#include <kdebug.h></span> <a name="l00011"></a>00011 <span class="preprocessor">#include "eps.h"</span> <a name="l00012"></a>00012 <a name="l00013"></a>00013 <span class="preprocessor">#define BUFLEN 200</span> <a name="l00014"></a>00014 <span class="preprocessor"></span> <a name="l00015"></a>00015 <span class="preprocessor">#define BBOX "%%BoundingBox:"</span> <a name="l00016"></a>00016 <span class="preprocessor"></span><span class="preprocessor">#define BBOX_LEN strlen(BBOX)</span> <a name="l00017"></a>00017 <span class="preprocessor"></span> <a name="l00018"></a>00018 <span class="keyword">static</span> <span class="keywordtype">bool</span> seekToCodeStart( <a class="codeRef" doxygen="qt.tag:" href="qiodevice.html">QIODevice</a> * io, Q_UINT32 & ps_offset, Q_UINT32 & ps_size ) <a name="l00019"></a>00019 { <a name="l00020"></a>00020 <span class="keywordtype">char</span> buf[4]; <span class="comment">// We at most need to read 4 bytes at a time</span> <a name="l00021"></a>00021 ps_offset=0L; <a name="l00022"></a>00022 ps_size=0L; <a name="l00023"></a>00023 <a name="l00024"></a>00024 <span class="keywordflow">if</span> ( io-><a class="codeRef" doxygen="qt.tag:" href="qiodevice.html#readBlock">readBlock</a>(buf, 2)!=2 ) <span class="comment">// Read first two bytes</span> <a name="l00025"></a>00025 { <a name="l00026"></a>00026 kdError(399) << <span class="stringliteral">"kimgio EPS: EPS file has less than 2 bytes."</span> << endl; <a name="l00027"></a>00027 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00028"></a>00028 } <a name="l00029"></a>00029 <a name="l00030"></a>00030 <span class="keywordflow">if</span> ( buf[0]==<span class="charliteral">'%'</span> && buf[1]==<span class="charliteral">'!'</span> ) <span class="comment">// Check %! magic</span> <a name="l00031"></a>00031 { <a name="l00032"></a>00032 kdDebug(399) << <span class="stringliteral">"kimgio EPS: normal EPS file"</span> << endl; <a name="l00033"></a>00033 } <a name="l00034"></a>00034 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( buf[0]==<span class="keywordtype">char</span>(0xc5) && buf[1]==<span class="keywordtype">char</span>(0xd0) ) <span class="comment">// Check start of MS-DOS EPS magic</span> <a name="l00035"></a>00035 { <span class="comment">// May be a MS-DOS EPS file</span> <a name="l00036"></a>00036 <span class="keywordflow">if</span> ( io-><a class="codeRef" doxygen="qt.tag:" href="qiodevice.html#readBlock">readBlock</a>(buf+2, 2)!=2 ) <span class="comment">// Read further bytes of MS-DOS EPS magic</span> <a name="l00037"></a>00037 { <a name="l00038"></a>00038 kdError(399) << <span class="stringliteral">"kimgio EPS: potential MS-DOS EPS file has less than 4 bytes."</span> << endl; <a name="l00039"></a>00039 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00040"></a>00040 } <a name="l00041"></a>00041 <span class="keywordflow">if</span> ( buf[2]==<span class="keywordtype">char</span>(0xd3) && buf[3]==<span class="keywordtype">char</span>(0xc6) ) <span class="comment">// Check last bytes of MS-DOS EPS magic</span> <a name="l00042"></a>00042 { <a name="l00043"></a>00043 <span class="keywordflow">if</span> (io-><a class="codeRef" doxygen="qt.tag:" href="qiodevice.html#readBlock">readBlock</a>(buf, 4)!=4) <span class="comment">// Get offset of PostScript code in the MS-DOS EPS file.</span> <a name="l00044"></a>00044 { <a name="l00045"></a>00045 kdError(399) << <span class="stringliteral">"kimgio EPS: cannot read offset of MS-DOS EPS file"</span> << endl; <a name="l00046"></a>00046 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00047"></a>00047 } <a name="l00048"></a>00048 ps_offset <span class="comment">// Offset is in little endian</span> <a name="l00049"></a>00049 = ((<span class="keywordtype">unsigned</span> char) buf[0]) <a name="l00050"></a>00050 + ((<span class="keywordtype">unsigned</span> char) buf[1] << 8) <a name="l00051"></a>00051 + ((<span class="keywordtype">unsigned</span> char) buf[2] << 16) <a name="l00052"></a>00052 + ((<span class="keywordtype">unsigned</span> char) buf[3] << 24); <a name="l00053"></a>00053 <span class="keywordflow">if</span> (io-><a class="codeRef" doxygen="qt.tag:" href="qiodevice.html#readBlock">readBlock</a>(buf, 4)!=4) <span class="comment">// Get size of PostScript code in the MS-DOS EPS file.</span> <a name="l00054"></a>00054 { <a name="l00055"></a>00055 kdError(399) << <span class="stringliteral">"kimgio EPS: cannot read size of MS-DOS EPS file"</span> << endl; <a name="l00056"></a>00056 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00057"></a>00057 } <a name="l00058"></a>00058 ps_size <span class="comment">// Size is in little endian</span> <a name="l00059"></a>00059 = ((<span class="keywordtype">unsigned</span> char) buf[0]) <a name="l00060"></a>00060 + ((<span class="keywordtype">unsigned</span> char) buf[1] << 8) <a name="l00061"></a>00061 + ((<span class="keywordtype">unsigned</span> char) buf[2] << 16) <a name="l00062"></a>00062 + ((<span class="keywordtype">unsigned</span> char) buf[3] << 24); <a name="l00063"></a>00063 kdDebug(399) << <span class="stringliteral">"kimgio EPS: Offset: "</span> << ps_offset <<<span class="stringliteral">" Size: "</span> << ps_size << endl; <a name="l00064"></a>00064 <span class="keywordflow">if</span> ( !io-><a class="codeRef" doxygen="qt.tag:" href="qiodevice.html#at">at</a>(ps_offset) ) <span class="comment">// Get offset of PostScript code in the MS-DOS EPS file.</span> <a name="l00065"></a>00065 { <a name="l00066"></a>00066 kdError(399) << <span class="stringliteral">"kimgio EPS: cannot seek in MS-DOS EPS file"</span> << endl; <a name="l00067"></a>00067 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00068"></a>00068 } <a name="l00069"></a>00069 <span class="keywordflow">if</span> ( io-><a class="codeRef" doxygen="qt.tag:" href="qiodevice.html#readBlock">readBlock</a>(buf, 2)!=2 ) <span class="comment">// Read first two bytes of what should be the Postscript code</span> <a name="l00070"></a>00070 { <a name="l00071"></a>00071 kdError(399) << <span class="stringliteral">"kimgio EPS: PostScript code has less than 2 bytes."</span> << endl; <a name="l00072"></a>00072 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00073"></a>00073 } <a name="l00074"></a>00074 <span class="keywordflow">if</span> ( buf[0]==<span class="charliteral">'%'</span> && buf[1]==<span class="charliteral">'!'</span> ) <span class="comment">// Check %! magic</span> <a name="l00075"></a>00075 { <a name="l00076"></a>00076 kdDebug(399) << <span class="stringliteral">"kimgio EPS: MS-DOS EPS file"</span> << endl; <a name="l00077"></a>00077 } <a name="l00078"></a>00078 <span class="keywordflow">else</span> <a name="l00079"></a>00079 { <a name="l00080"></a>00080 kdError(399) << <span class="stringliteral">"kimgio EPS: supposed Postscript code of a MS-DOS EPS file doe not start with %!."</span> << endl; <a name="l00081"></a>00081 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00082"></a>00082 } <a name="l00083"></a>00083 } <a name="l00084"></a>00084 <span class="keywordflow">else</span> <a name="l00085"></a>00085 { <a name="l00086"></a>00086 kdError(399) << <span class="stringliteral">"kimgio EPS: wrong magic for potential MS-DOS EPS file!"</span> << endl; <a name="l00087"></a>00087 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00088"></a>00088 } <a name="l00089"></a>00089 } <a name="l00090"></a>00090 <span class="keywordflow">else</span> <a name="l00091"></a>00091 { <a name="l00092"></a>00092 kdError(399) << <span class="stringliteral">"kimgio EPS: not an EPS file!"</span> << endl; <a name="l00093"></a>00093 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00094"></a>00094 } <a name="l00095"></a>00095 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00096"></a>00096 } <a name="l00097"></a>00097 <a name="l00098"></a>00098 <span class="keyword">static</span> <span class="keywordtype">bool</span> bbox ( <a class="codeRef" doxygen="qt.tag:" href="qiodevice.html">QIODevice</a> *io, <span class="keywordtype">int</span> *x1, <span class="keywordtype">int</span> *y1, <span class="keywordtype">int</span> *x2, <span class="keywordtype">int</span> *y2) <a name="l00099"></a>00099 { <a name="l00100"></a>00100 <span class="keywordtype">char</span> buf[BUFLEN+1]; <a name="l00101"></a>00101 <a name="l00102"></a>00102 <span class="keywordtype">bool</span> ret = <span class="keyword">false</span>; <a name="l00103"></a>00103 <a name="l00104"></a>00104 <span class="keywordflow">while</span> (io-><a class="codeRef" doxygen="qt.tag:" href="qiodevice.html#readLine">readLine</a>(buf, BUFLEN) > 0) <a name="l00105"></a>00105 { <a name="l00106"></a>00106 <span class="keywordflow">if</span> (strncmp (buf, BBOX, BBOX_LEN) == 0) <a name="l00107"></a>00107 { <a name="l00108"></a>00108 <span class="comment">// Some EPS files have non-integer values for the bbox</span> <a name="l00109"></a>00109 <span class="comment">// We don't support that currently, but at least we parse it</span> <a name="l00110"></a>00110 <span class="keywordtype">float</span> _x1, _y1, _x2, _y2; <a name="l00111"></a>00111 <span class="keywordflow">if</span> ( sscanf (buf, <span class="stringliteral">"%*s %f %f %f %f"</span>, <a name="l00112"></a>00112 &_x1, &_y1, &_x2, &_y2) == 4) { <a name="l00113"></a>00113 kdDebug(399) << <span class="stringliteral">"kimgio EPS BBOX: "</span> << _x1 << <span class="stringliteral">" "</span> << _y1 << <span class="stringliteral">" "</span> << _x2 << <span class="stringliteral">" "</span> << _y2 << endl; <a name="l00114"></a>00114 *x1=(int)_x1; *y1=(int)_y1; *x2=(int)_x2; *y2=(int)_y2; <a name="l00115"></a>00115 ret = <span class="keyword">true</span>; <a name="l00116"></a>00116 <span class="keywordflow">break</span>; <a name="l00117"></a>00117 } <a name="l00118"></a>00118 } <a name="l00119"></a>00119 } <a name="l00120"></a>00120 <a name="l00121"></a>00121 <span class="keywordflow">return</span> ret; <a name="l00122"></a>00122 } <a name="l00123"></a>00123 <a name="l00124"></a>00124 KDE_EXPORT <span class="keywordtype">void</span> kimgio_eps_read (<a class="codeRef" doxygen="qt.tag:" href="qimageio.html">QImageIO</a> *<a class="codeRef" doxygen="qt.tag:" href="qimageio.html#image">image</a>) <a name="l00125"></a>00125 { <a name="l00126"></a>00126 kdDebug(399) << <span class="stringliteral">"kimgio EPS: starting..."</span> << endl; <a name="l00127"></a>00127 <a name="l00128"></a>00128 FILE * ghostfd; <a name="l00129"></a>00129 <span class="keywordtype">int</span> x1, y1, x2, y2; <a name="l00130"></a>00130 <span class="comment">//QTime dt;</span> <a name="l00131"></a>00131 <span class="comment">//dt.start();</span> <a name="l00132"></a>00132 <a name="l00133"></a>00133 <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> cmdBuf; <a name="l00134"></a>00134 <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> tmp; <a name="l00135"></a>00135 <a name="l00136"></a>00136 <a class="codeRef" doxygen="qt.tag:" href="qiodevice.html">QIODevice</a>* io = <a class="codeRef" doxygen="qt.tag:" href="qimageio.html#image">image</a>->ioDevice(); <a name="l00137"></a>00137 Q_UINT32 ps_offset, ps_size; <a name="l00138"></a>00138 <a name="l00139"></a>00139 <span class="comment">// find start of PostScript code</span> <a name="l00140"></a>00140 <span class="keywordflow">if</span> ( !seekToCodeStart(io, ps_offset, ps_size) ) <a name="l00141"></a>00141 <span class="keywordflow">return</span>; <a name="l00142"></a>00142 <a name="l00143"></a>00143 <span class="comment">// find bounding box</span> <a name="l00144"></a>00144 <span class="keywordflow">if</span> ( !bbox (io, &x1, &y1, &x2, &y2)) { <a name="l00145"></a>00145 kdError(399) << <span class="stringliteral">"kimgio EPS: no bounding box found!"</span> << endl; <a name="l00146"></a>00146 <span class="keywordflow">return</span>; <a name="l00147"></a>00147 } <a name="l00148"></a>00148 <a name="l00149"></a>00149 KTempFile tmpFile; <a name="l00150"></a>00150 tmpFile.setAutoDelete(<span class="keyword">true</span>); <a name="l00151"></a>00151 <a name="l00152"></a>00152 <span class="keywordflow">if</span>( tmpFile.status() != 0 ) { <a name="l00153"></a>00153 kdError(399) << <span class="stringliteral">"kimgio EPS: no temp file!"</span> << endl; <a name="l00154"></a>00154 <span class="keywordflow">return</span>; <a name="l00155"></a>00155 } <a name="l00156"></a>00156 tmpFile.close(); <span class="comment">// Close the file, we just want the filename</span> <a name="l00157"></a>00157 <a name="l00158"></a>00158 <span class="comment">// x1, y1 -> translation</span> <a name="l00159"></a>00159 <span class="comment">// x2, y2 -> new size</span> <a name="l00160"></a>00160 <a name="l00161"></a>00161 x2 -= x1; <a name="l00162"></a>00162 y2 -= y1; <a name="l00163"></a>00163 <span class="comment">//kdDebug(399) << "origin point: " << x1 << "," << y1 << " size:" << x2 << "," << y2 << endl;</span> <a name="l00164"></a>00164 <span class="keywordtype">double</span> xScale = 1.0; <a name="l00165"></a>00165 <span class="keywordtype">double</span> yScale = 1.0; <a name="l00166"></a>00166 <span class="keywordtype">bool</span> needsScaling = <span class="keyword">false</span>; <a name="l00167"></a>00167 <span class="keywordtype">int</span> wantedWidth = x2; <a name="l00168"></a>00168 <span class="keywordtype">int</span> wantedHeight = y2; <a name="l00169"></a>00169 <a name="l00170"></a>00170 <span class="keywordflow">if</span> (<a class="codeRef" doxygen="qt.tag:" href="qimageio.html#image">image</a>->parameters()) <a name="l00171"></a>00171 { <a name="l00172"></a>00172 <span class="comment">// Size forced by the caller</span> <a name="l00173"></a>00173 <a class="codeRef" doxygen="qt.tag:" href="qstringlist.html">QStringList</a> params = <a class="codeRef" doxygen="qt.tag:" href="qstringlist.html#split">QStringList::split</a>(<span class="charliteral">':'</span>, <a class="codeRef" doxygen="qt.tag:" href="qimageio.html#image">image</a>->parameters()); <a name="l00174"></a>00174 <span class="keywordflow">if</span> (params.count() >= 2 && x2 != 0.0 && y2 != 0.0) <a name="l00175"></a>00175 { <a name="l00176"></a>00176 wantedWidth = params[0].toInt(); <a name="l00177"></a>00177 xScale = (double)wantedWidth / (<span class="keywordtype">double</span>)x2; <a name="l00178"></a>00178 wantedHeight = params[1].toInt(); <a name="l00179"></a>00179 yScale = (double)wantedHeight / (<span class="keywordtype">double</span>)y2; <a name="l00180"></a>00180 <span class="comment">//kdDebug(399) << "wanted size:" << wantedWidth << "x" << wantedHeight << endl;</span> <a name="l00181"></a>00181 <span class="comment">//kdDebug(399) << "scaling:" << xScale << "," << yScale << endl;</span> <a name="l00182"></a>00182 needsScaling = <span class="keyword">true</span>; <a name="l00183"></a>00183 } <a name="l00184"></a>00184 } <a name="l00185"></a>00185 <a name="l00186"></a>00186 <span class="comment">// create GS command line</span> <a name="l00187"></a>00187 <a name="l00188"></a>00188 cmdBuf = <span class="stringliteral">"gs -sOutputFile="</span>; <a name="l00189"></a>00189 cmdBuf += tmpFile.name(); <a name="l00190"></a>00190 cmdBuf += <span class="stringliteral">" -q -g"</span>; <a name="l00191"></a>00191 tmp.<a class="codeRef" doxygen="qt.tag:" href="qstring.html#setNum">setNum</a>( wantedWidth ); <a name="l00192"></a>00192 cmdBuf += tmp; <a name="l00193"></a>00193 tmp.<a class="codeRef" doxygen="qt.tag:" href="qstring.html#setNum">setNum</a>( wantedHeight ); <a name="l00194"></a>00194 cmdBuf += <span class="stringliteral">"x"</span>; <a name="l00195"></a>00195 cmdBuf += tmp; <a name="l00196"></a>00196 cmdBuf += <span class="stringliteral">" -dSAFER -dPARANOIDSAFER -dNOPAUSE -sDEVICE=ppm -c "</span> <a name="l00197"></a>00197 <span class="stringliteral">"0 0 moveto "</span> <a name="l00198"></a>00198 <span class="stringliteral">"1000 0 lineto "</span> <a name="l00199"></a>00199 <span class="stringliteral">"1000 1000 lineto "</span> <a name="l00200"></a>00200 <span class="stringliteral">"0 1000 lineto "</span> <a name="l00201"></a>00201 <span class="stringliteral">"1 1 254 255 div setrgbcolor fill "</span> <a name="l00202"></a>00202 <span class="stringliteral">"0 0 0 setrgbcolor - -c showpage quit"</span>; <a name="l00203"></a>00203 <a name="l00204"></a>00204 <span class="comment">// run ghostview</span> <a name="l00205"></a>00205 <a name="l00206"></a>00206 ghostfd = popen (<a class="codeRef" doxygen="qt.tag:" href="qfile.html#encodeName">QFile::encodeName</a>(cmdBuf), <span class="stringliteral">"w"</span>); <a name="l00207"></a>00207 <a name="l00208"></a>00208 <span class="keywordflow">if</span> ( ghostfd == 0 ) { <a name="l00209"></a>00209 kdError(399) << <span class="stringliteral">"kimgio EPS: no GhostScript?"</span> << endl; <a name="l00210"></a>00210 <span class="keywordflow">return</span>; <a name="l00211"></a>00211 } <a name="l00212"></a>00212 <a name="l00213"></a>00213 fprintf (ghostfd, <span class="stringliteral">"\n%d %d translate\n"</span>, -qRound(x1*xScale), -qRound(y1*yScale)); <a name="l00214"></a>00214 <span class="keywordflow">if</span> ( needsScaling ) <a name="l00215"></a>00215 fprintf (ghostfd, <span class="stringliteral">"%g %g scale\n"</span>, xScale, yScale); <a name="l00216"></a>00216 <a name="l00217"></a>00217 <span class="comment">// write image to gs</span> <a name="l00218"></a>00218 <a name="l00219"></a>00219 io->reset(); <span class="comment">// Go back to start of file to give all the file to GhostScript</span> <a name="l00220"></a>00220 <span class="keywordflow">if</span> (ps_offset>0L) <span class="comment">// We have an offset</span> <a name="l00221"></a>00221 io->at(ps_offset); <a name="l00222"></a>00222 <a class="codeRef" doxygen="qt.tag:" href="qbytearray.html">QByteArray</a> buffer ( io->readAll() ); <a name="l00223"></a>00223 <a name="l00224"></a>00224 <span class="comment">// If we have no MS-DOS EPS file or if the size seems wrong, then choose the buffer size</span> <a name="l00225"></a>00225 <span class="keywordflow">if</span> (ps_size<=0L || ps_size>buffer.size()) <a name="l00226"></a>00226 ps_size=buffer.size(); <a name="l00227"></a>00227 <a name="l00228"></a>00228 fwrite(buffer.data(), <span class="keyword">sizeof</span>(char), ps_size, ghostfd); <a name="l00229"></a>00229 buffer.resize(0); <a name="l00230"></a>00230 <a name="l00231"></a>00231 pclose ( ghostfd ); <a name="l00232"></a>00232 <a name="l00233"></a>00233 <span class="comment">// load image</span> <a name="l00234"></a>00234 <a class="codeRef" doxygen="qt.tag:" href="qimage.html">QImage</a> myimage; <a name="l00235"></a>00235 <span class="keywordflow">if</span>( myimage.<a class="codeRef" doxygen="qt.tag:" href="qimage.html#load">load</a> (tmpFile.name()) ) { <a name="l00236"></a>00236 <a class="codeRef" doxygen="qt.tag:" href="qimageio.html#image">image</a>->setImage (myimage); <a name="l00237"></a>00237 <a class="codeRef" doxygen="qt.tag:" href="qimageio.html#image">image</a>->setStatus (0); <a name="l00238"></a>00238 kdDebug(399) << <span class="stringliteral">"kimgio EPS: success!"</span> << endl; <a name="l00239"></a>00239 } <a name="l00240"></a>00240 <span class="keywordflow">else</span> <a name="l00241"></a>00241 kdError(399) << <span class="stringliteral">"kimgio EPS: no image!"</span> << endl; <a name="l00242"></a>00242 <a name="l00243"></a>00243 <span class="comment">//kdDebug(399) << "Loading EPS took " << (float)(dt.elapsed()) / 1000 << " seconds" << endl;</span> <a name="l00244"></a>00244 <span class="keywordflow">return</span>; <a name="l00245"></a>00245 } <a name="l00246"></a>00246 <a name="l00247"></a>00247 <span class="comment">// Sven Wiegand <SWiegand@tfh-berlin.de> -- eps output filter (from KSnapshot)</span> <a name="l00248"></a>00248 KDE_EXPORT <span class="keywordtype">void</span> kimgio_eps_write( <a class="codeRef" doxygen="qt.tag:" href="qimageio.html">QImageIO</a> *imageio ) <a name="l00249"></a>00249 { <a name="l00250"></a>00250 <a class="codeRef" doxygen="qt.tag:" href="qprinter.html">QPrinter</a> psOut(QPrinter::PrinterResolution); <a name="l00251"></a>00251 <a class="codeRef" doxygen="qt.tag:" href="qpainter.html">QPainter</a> p; <a name="l00252"></a>00252 <a name="l00253"></a>00253 <span class="comment">// making some definitions (papersize, output to file, filename):</span> <a name="l00254"></a>00254 psOut.setCreator( <span class="stringliteral">"KDE "</span> KDE_VERSION_STRING ); <a name="l00255"></a>00255 psOut.setOutputToFile( <span class="keyword">true</span> ); <a name="l00256"></a>00256 <a name="l00257"></a>00257 <span class="comment">// Extension must be .eps so that Qt generates EPS file</span> <a name="l00258"></a>00258 KTempFile tmpFile(QString::null, <span class="stringliteral">".eps"</span>); <a name="l00259"></a>00259 tmpFile.setAutoDelete(<span class="keyword">true</span>); <a name="l00260"></a>00260 <span class="keywordflow">if</span> ( tmpFile.status() != 0) <a name="l00261"></a>00261 <span class="keywordflow">return</span>; <a name="l00262"></a>00262 tmpFile.close(); <span class="comment">// Close the file, we just want the filename</span> <a name="l00263"></a>00263 <a name="l00264"></a>00264 psOut.setOutputFileName(tmpFile.name()); <a name="l00265"></a>00265 psOut.setFullPage(<span class="keyword">true</span>); <a name="l00266"></a>00266 <a name="l00267"></a>00267 <span class="comment">// painting the pixmap to the "printer" which is a file</span> <a name="l00268"></a>00268 p.<a class="codeRef" doxygen="qt.tag:" href="qpainter.html#begin">begin</a>( &psOut ); <a name="l00269"></a>00269 <span class="comment">// Qt uses the clip rect for the bounding box</span> <a name="l00270"></a>00270 p.<a class="codeRef" doxygen="qt.tag:" href="qpainter.html#setClipRect">setClipRect</a>( 0, 0, imageio-><a class="codeRef" doxygen="qt.tag:" href="qimageio.html#image">image</a>().width(), imageio-><a class="codeRef" doxygen="qt.tag:" href="qimageio.html#image">image</a>().height(), QPainter::CoordPainter); <a name="l00271"></a>00271 p.<a class="codeRef" doxygen="qt.tag:" href="qpainter.html#drawImage">drawImage</a>( <a class="codeRef" doxygen="qt.tag:" href="qpoint.html">QPoint</a>( 0, 0 ), imageio-><a class="codeRef" doxygen="qt.tag:" href="qimageio.html#image">image</a>() ); <a name="l00272"></a>00272 p.<a class="codeRef" doxygen="qt.tag:" href="qpainter.html#end">end</a>(); <a name="l00273"></a>00273 <a name="l00274"></a>00274 <span class="comment">// Copy file to imageio struct</span> <a name="l00275"></a>00275 <a class="codeRef" doxygen="qt.tag:" href="qfile.html">QFile</a> inFile(tmpFile.name()); <a name="l00276"></a>00276 inFile.open( IO_ReadOnly ); <a name="l00277"></a>00277 <a name="l00278"></a>00278 <a class="codeRef" doxygen="qt.tag:" href="qtextstream.html">QTextStream</a> in( &inFile ); <a name="l00279"></a>00279 in.setEncoding( QTextStream::Latin1 ); <a name="l00280"></a>00280 <a class="codeRef" doxygen="qt.tag:" href="qtextstream.html">QTextStream</a> out( imageio-><a class="codeRef" doxygen="qt.tag:" href="qimageio.html#ioDevice">ioDevice</a>() ); <a name="l00281"></a>00281 out.setEncoding( QTextStream::Latin1 ); <a name="l00282"></a>00282 <a name="l00283"></a>00283 <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> szInLine = in.readLine(); <a name="l00284"></a>00284 out << szInLine << <span class="charliteral">'\n'</span>; <a name="l00285"></a>00285 <a name="l00286"></a>00286 <span class="keywordflow">while</span>( !in.atEnd() ){ <a name="l00287"></a>00287 szInLine = in.readLine(); <a name="l00288"></a>00288 out << szInLine << <span class="charliteral">'\n'</span>; <a name="l00289"></a>00289 } <a name="l00290"></a>00290 <a name="l00291"></a>00291 inFile.close(); <a name="l00292"></a>00292 <a name="l00293"></a>00293 imageio-><a class="codeRef" doxygen="qt.tag:" href="qimageio.html#setStatus">setStatus</a>(0); <a name="l00294"></a>00294 } </pre></div> </div></div> </td> </tr> <tr> <td valign="top" id="leftmenu" width="25%"> <a name="navigation"></a> <div class="menu_box"><h2>kimgio</h2> <div class="nav_list"> <ul><li><a href="index.html">Main Page</a></li><li><a href="hierarchy.html">Class Hierarchy</a></li><li><a href="classes.html">Alphabetical List</a></li><li><a href="annotated.html">Class List</a></li><li><a href="files.html">File List</a></li><li><a href="functions.html">Class Members</a></li></ul> <!-- <h2>Class Picker</h2> <div style="text-align: center;"> 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