<?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" media="screen" type="text/css" title="APIDOX" href="doxygen.css" />
</head>
<body>
<div id="nav_header_top" align="right">
<a href="#content" class="doNotDisplay" accesskey="2">Skip to main content ::</a>
<a href="../.."><img id="nav_header_logo" alt="Home" align="left" src="../../kde_gear_64.png" border="0" /></a>
<span class="doNotDisplay">::</span>
<div id="nav_header_title" align="left">KDE API Reference</div>
</div>
<div id="nav_header_bottom" align="right">
<span class="doNotDisplay">:: <a href="#navigation" accesskey="5">Skip to Link Menu</a><br/></span>
<div id="nav_header_bottom_right" style="text-align: left;">
/ <a href="../..">API Reference</a>
/ <a href=".">kimgio</a>
</div>
</div>
<table id="main" border="0" cellpadding="0" cellspacing="0" width="100%">
<tr>
<td valign="top" class="menuheader" height="0"></td>
<td id="contentcolumn" valign="top" rowspan="2" >
<div id="content" style="padding-top: 0px;"><div style="width:100%; margin: 0px; padding: 0px;">
<a name="content"></a>
<!-- Generated by Doxygen 1.7.4 -->
<div class="header">
<div class="headertitle">
<div class="title">eps.cpp</div> </div>
</div>
<div class="contents">
<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" 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" 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" 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" 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" 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" 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" 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" 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" 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" href="qimageio.html">QImageIO</a> *<a class="codeRef" 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" href="qstring.html">QString</a> cmdBuf;
<a name="l00134"></a>00134 <a class="codeRef" href="qstring.html">QString</a> tmp;
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <a class="codeRef" href="qiodevice.html">QIODevice</a>* io = image-><a class="codeRef" href="qimageio.html#ioDevice">ioDevice</a>();
<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> (image-><a class="codeRef" href="qimageio.html#parameters">parameters</a>())
<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" href="qstringlist.html">QStringList</a> params = <a class="codeRef" href="qstringlist.html#split">QStringList::split</a>(<span class="charliteral">':'</span>, image-><a class="codeRef" href="qimageio.html#parameters">parameters</a>());
<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" href="qstring.html#setNum">setNum</a>( wantedWidth );
<a name="l00192"></a>00192 cmdBuf += tmp;
<a name="l00193"></a>00193 tmp.<a class="codeRef" 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" 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-><a class="codeRef" href="qiodevice.html#reset">reset</a>(); <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-><a class="codeRef" href="qiodevice.html#at">at</a>(ps_offset);
<a name="l00222"></a>00222 <a class="codeRef" href="qbytearray.html">QByteArray</a> buffer ( io-><a class="codeRef" href="qiodevice.html#readAll">readAll</a>() );
<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" href="qimage.html">QImage</a> myimage;
<a name="l00235"></a>00235 <span class="keywordflow">if</span>( myimage.<a class="codeRef" href="qimage.html#load">load</a> (tmpFile.name()) ) {
<a name="l00236"></a>00236 image-><a class="codeRef" href="qimageio.html#setImage">setImage</a> (myimage);
<a name="l00237"></a>00237 image-><a class="codeRef" href="qimageio.html#setStatus">setStatus</a> (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" href="qimageio.html">QImageIO</a> *imageio )
<a name="l00249"></a>00249 {
<a name="l00250"></a>00250 <a class="codeRef" href="qprinter.html">QPrinter</a> psOut(QPrinter::PrinterResolution);
<a name="l00251"></a>00251 <a class="codeRef" 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" 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" href="qpainter.html#setClipRect">setClipRect</a>( 0, 0, imageio-><a class="codeRef" href="qimageio.html#image">image</a>().width(), imageio-><a class="codeRef" href="qimageio.html#image">image</a>().height(), QPainter::CoordPainter);
<a name="l00271"></a>00271 p.<a class="codeRef" href="qpainter.html#drawImage">drawImage</a>( <a class="codeRef" href="qpoint.html">QPoint</a>( 0, 0 ), imageio-><a class="codeRef" href="qimageio.html#image">image</a>() );
<a name="l00272"></a>00272 p.<a class="codeRef" 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" href="qfile.html">QFile</a> inFile(tmpFile.name());
<a name="l00276"></a>00276 inFile.<a class="codeRef" href="qfile.html#open">open</a>( IO_ReadOnly );
<a name="l00277"></a>00277
<a name="l00278"></a>00278 <a class="codeRef" href="qtextstream.html">QTextStream</a> in( &inFile );
<a name="l00279"></a>00279 in.setEncoding( QTextStream::Latin1 );
<a name="l00280"></a>00280 <a class="codeRef" href="qtextstream.html">QTextStream</a> out( imageio-><a class="codeRef" href="qimageio.html#ioDevice">ioDevice</a>() );
<a name="l00281"></a>00281 out.<a class="codeRef" href="qtextstream.html#setEncoding">setEncoding</a>( QTextStream::Latin1 );
<a name="l00282"></a>00282
<a name="l00283"></a>00283 <a class="codeRef" 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" href="qimageio.html#setStatus">setStatus</a>(0);
<a name="l00294"></a>00294 }
</pre></div></div>
</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="files.html">File List</a></li></ul>
<!--
<h2>Class Picker</h2>
<div style="text-align: center;">
<form name="guideform">
<select name="guidelinks" style="width:100%;" onChange="window.location=document.guideform.guidelinks.options[document.guideform.guidelinks.selectedIndex].value">
<option value="annotated.html">-- Choose --</option>
</select>
</form>
</div>
-->
</div></div>
<div class="menu_box"><h2>API Dox</h2>
<div class="nav_list">
<ul>
<li><a href="../../arts/html/index.html">arts</a></li><li><a href="../../dcop/html/index.html">dcop</a></li><li><a href="../../dnssd/html/index.html">dnssd</a></li><li><a href="../../interfaces/html/index.html">interfaces</a></li><li> <a href="../../interfaces/kimproxy/interface/html/index.html">interface</a></li><li> <a href="../../interfaces/kimproxy/library/html/index.html">library</a></li><li> <a href="../../interfaces/kspeech/html/index.html">kspeech</a></li><li> <a href="../../interfaces/ktexteditor/html/index.html">ktexteditor</a></li><li><a href="../../kabc/html/index.html">kabc</a></li><li><a href="../../kate/html/index.html">kate</a></li><li><a href="../../kcmshell/html/index.html">kcmshell</a></li><li><a href="../../kdecore/html/index.html">kdecore</a></li><li><a href="../../kded/html/index.html">kded</a></li><li><a href="../../kdefx/html/index.html">kdefx</a></li><li><a href="../../kdeprint/html/index.html">kdeprint</a></li><li><a href="../../kdesu/html/index.html">kdesu</a></li><li><a href="../../kdeui/html/index.html">kdeui</a></li><li><a href="../../kdoctools/html/index.html">kdoctools</a></li><li><a href="../../khtml/html/index.html">khtml</a></li><li><a href="../../kimgio/html/index.html">kimgio</a></li><li><a href="../../kinit/html/index.html">kinit</a></li><li><a href="../../kio/html/index.html">kio</a></li><li> <a href="../../kio/bookmarks/html/index.html">bookmarks</a></li><li> <a href="../../kio/httpfilter/html/index.html">httpfilter</a></li><li> <a href="../../kio/kfile/html/index.html">kfile</a></li><li> <a href="../../kio/kio/html/index.html">kio</a></li><li> <a href="../../kio/kioexec/html/index.html">kioexec</a></li><li> <a href="../../kio/kpasswdserver/html/index.html">kpasswdserver</a></li><li> <a href="../../kio/kssl/html/index.html">kssl</a></li><li><a href="../../kioslave/html/index.html">kioslave</a></li><li> <a href="../../kioslave/http/html/index.html">http</a></li><li><a href="../../kjs/html/index.html">kjs</a></li><li><a href="../../kmdi/html/index.html">kmdi</a></li><li> <a href="../../kmdi/kmdi/html/index.html">kmdi</a></li><li><a href="../../knewstuff/html/index.html">knewstuff</a></li><li><a href="../../kparts/html/index.html">kparts</a></li><li><a href="../../kresources/html/index.html">kresources</a></li><li><a href="../../kspell2/html/index.html">kspell2</a></li><li><a href="../../kunittest/html/index.html">kunittest</a></li><li><a href="../../kutils/html/index.html">kutils</a></li><li><a href="../../kwallet/html/index.html">kwallet</a></li><li><a href="../../libkmid/html/index.html">libkmid</a></li><li><a href="../../libkscreensaver/html/index.html">libkscreensaver</a></li>
</ul></div></div>
</td>
</tr>
</table>
<span class="doNotDisplay">
<a href="http://www.kde.org/" accesskey="8">KDE Home</a> |
<a href="http://accessibility.kde.org/" accesskey="9">KDE Accessibility Home</a> |
<a href="http://www.kde.org/media/accesskeys.php" accesskey="0">Description of Access Keys</a>
</span>
<div style="height: 8px"></div>
<div id="footer">
<div id="footer_left">
Maintained by <a href="mailto:groot@kde.org">Adriaan de Groot</a>
and
<a href="mailto:winter@kde.org">Allen Winter</a>.
<br/>
KDE and K Desktop Environment are trademarks of <a href="http://www.kde.org/areas/kde-ev/" title="Homepage of the KDE non-profit Organization">KDE e.V.</a> |
<a href="http://www.kde.org/contact/impressum.php">Legal</a>
</div>
<div id="footer_right"><img src="/media/images/footer_right.png" style="margin: 0px" alt="" /></div>
</div>
<!--
WARNING: DO NOT SEND MAIL TO THE FOLLOWING EMAIL ADDRESS! YOU WILL
BE BLOCKED INSTANTLY AND PERMANENTLY!
<a href="mailto:aaaatrap-425acc3b5374943f@kde.org">Block me</a>
WARNING END
-->
</body>
</html>
