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<div class="title">katerenderer.cpp</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* This file is part of the KDE libraries</span>
<a name="l00002"></a>00002 <span class="comment"> Copyright (C) 2003 Hamish Rodda <rodda@kde.org></span>
<a name="l00003"></a>00003 <span class="comment"> Copyright (C) 2001 Christoph Cullmann <cullmann@kde.org></span>
<a name="l00004"></a>00004 <span class="comment"> Copyright (C) 2001 Joseph Wenninger <jowenn@kde.org></span>
<a name="l00005"></a>00005 <span class="comment"> Copyright (C) 1999 Jochen Wilhelmy <digisnap@cs.tu-berlin.de></span>
<a name="l00006"></a>00006 <span class="comment"></span>
<a name="l00007"></a>00007 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00008"></a>00008 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00009"></a>00009 <span class="comment"> License version 2 as published by the Free Software Foundation.</span>
<a name="l00010"></a>00010 <span class="comment"></span>
<a name="l00011"></a>00011 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00012"></a>00012 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00013"></a>00013 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00014"></a>00014 <span class="comment"> Library General Public License for more details.</span>
<a name="l00015"></a>00015 <span class="comment"></span>
<a name="l00016"></a>00016 <span class="comment"> You should have received a copy of the GNU Library General Public License</span>
<a name="l00017"></a>00017 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00018"></a>00018 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00019"></a>00019 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00020"></a>00020 <span class="comment">*/</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#include "katerenderer.h"</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="preprocessor">#include "katelinerange.h"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "katedocument.h"</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include "katearbitraryhighlight.h"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "kateconfig.h"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include "katehighlight.h"</span>
<a name="l00029"></a>00029 <span class="preprocessor">#include "katefactory.h"</span>
<a name="l00030"></a>00030 <span class="preprocessor">#include "kateview.h"</span>
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="preprocessor">#include <kdebug.h></span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="preprocessor">#include <qpainter.h></span>
<a name="l00035"></a>00035 <span class="preprocessor">#include <qpopupmenu.h></span>
<a name="l00036"></a>00036
<a name="l00037"></a><a class="code" href="classKateRenderer.html#abedd406c1742bd97492d4b24dd90a08d">00037</a> <a class="code" href="classKateRenderer.html#abedd406c1742bd97492d4b24dd90a08d" title="Constructor.">KateRenderer::KateRenderer</a>(KateDocument* doc, KateView *view)
<a name="l00038"></a>00038 : m_doc(doc), m_view (view), m_caretStyle(<a class="code" href="classKateRenderer.html" title="Handles all of the work of rendering the text (used for the views and printing)">KateRenderer</a>::Insert)
<a name="l00039"></a>00039 , m_drawCaret(true)
<a name="l00040"></a>00040 , m_showSelections(true)
<a name="l00041"></a>00041 , m_showTabs(true)
<a name="l00042"></a>00042 , m_printerFriendly(false)
<a name="l00043"></a>00043 {
<a name="l00044"></a>00044 KateFactory::self()->registerRenderer ( <span class="keyword">this</span> );
<a name="l00045"></a>00045 m_config = <span class="keyword">new</span> KateRendererConfig (<span class="keyword">this</span>);
<a name="l00046"></a>00046
<a name="l00047"></a>00047 m_tabWidth = m_doc->config()->tabWidth();
<a name="l00048"></a>00048 m_indentWidth = m_tabWidth;
<a name="l00049"></a>00049 <span class="keywordflow">if</span> (m_doc->config()->configFlags() & KateDocumentConfig::cfSpaceIndent)
<a name="l00050"></a>00050 {
<a name="l00051"></a>00051 m_indentWidth = m_doc->config()->indentationWidth();
<a name="l00052"></a>00052 }
<a name="l00053"></a>00053
<a name="l00054"></a>00054 <a class="code" href="classKateRenderer.html#adcf7670596785851f3b7410f49ec22b6" title="update the highlighting attributes (for example after an hl change or after hl config changed)...">updateAttributes</a> ();
<a name="l00055"></a>00055 }
<a name="l00056"></a>00056
<a name="l00057"></a><a class="code" href="classKateRenderer.html#ae2e176c979f7589001a73ff8f125cd95">00057</a> <a class="code" href="classKateRenderer.html#ae2e176c979f7589001a73ff8f125cd95" title="Destructor.">KateRenderer::~KateRenderer</a>()
<a name="l00058"></a>00058 {
<a name="l00059"></a>00059 <span class="keyword">delete</span> m_config;
<a name="l00060"></a>00060 KateFactory::self()->deregisterRenderer ( <span class="keyword">this</span> );
<a name="l00061"></a>00061 }
<a name="l00062"></a>00062
<a name="l00063"></a><a class="code" href="classKateRenderer.html#adcf7670596785851f3b7410f49ec22b6">00063</a> <span class="keywordtype">void</span> <a class="code" href="classKateRenderer.html#adcf7670596785851f3b7410f49ec22b6" title="update the highlighting attributes (for example after an hl change or after hl config changed)...">KateRenderer::updateAttributes</a> ()
<a name="l00064"></a>00064 {
<a name="l00065"></a>00065 m_schema = <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->schema ();
<a name="l00066"></a>00066 m_attributes = m_doc->highlight()->attributes (m_schema);
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068
<a name="l00069"></a><a class="code" href="classKateRenderer.html#a711409cee1fb05698d14591b6d33fc18">00069</a> <a class="code" href="classKateAttribute.html" title="The Attribute class incorporates all text decorations supported by Kate.">KateAttribute</a>* <a class="code" href="classKateRenderer.html#a711409cee1fb05698d14591b6d33fc18" title="This takes an in index, and returns all the attributes for it.">KateRenderer::attribute</a>(uint pos)
<a name="l00070"></a>00070 {
<a name="l00071"></a>00071 <span class="keywordflow">if</span> (pos < m_attributes->size())
<a name="l00072"></a>00072 <span class="keywordflow">return</span> &m_attributes-><a class="codeRef" href="qmemarray.html#at">at</a>(pos);
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <span class="keywordflow">return</span> &m_attributes-><a class="codeRef" href="qmemarray.html#at">at</a>(0);
<a name="l00075"></a>00075 }
<a name="l00076"></a>00076
<a name="l00077"></a><a class="code" href="classKateRenderer.html#a3294e568d59fa81f81e6c361fd228b26">00077</a> <span class="keywordtype">void</span> <a class="code" href="classKateRenderer.html#a3294e568d59fa81f81e6c361fd228b26" title="Set whether the caret (text cursor) will be drawn.">KateRenderer::setDrawCaret</a>(<span class="keywordtype">bool</span> drawCaret)
<a name="l00078"></a>00078 {
<a name="l00079"></a>00079 m_drawCaret = <a class="code" href="classKateRenderer.html#ac28b4a33f2a09c57d027265e6fafd37d" title="Determine whether the caret (text cursor) will be drawn.">drawCaret</a>;
<a name="l00080"></a>00080 }
<a name="l00081"></a>00081
<a name="l00082"></a><a class="code" href="classKateRenderer.html#ac95e04626f18a2fe5a403a32d74ebb87">00082</a> <span class="keywordtype">void</span> <a class="code" href="classKateRenderer.html#ac95e04626f18a2fe5a403a32d74ebb87" title="Set the style of caret to be painted.">KateRenderer::setCaretStyle</a>(<a class="code" href="classKateRenderer.html#ab7a3a088fe295330b74b0229804d92a2" title="Style of Caret (Insert or Replace mode)">KateRenderer::caretStyles</a> style)
<a name="l00083"></a>00083 {
<a name="l00084"></a>00084 m_caretStyle = style;
<a name="l00085"></a>00085 }
<a name="l00086"></a>00086
<a name="l00087"></a><a class="code" href="classKateRenderer.html#a119b757cd32d9ca0d7129a99c4c8a4a0">00087</a> <span class="keywordtype">void</span> <a class="code" href="classKateRenderer.html#a119b757cd32d9ca0d7129a99c4c8a4a0" title="Set whether a mark should be painted to help identifying tabs.">KateRenderer::setShowTabs</a>(<span class="keywordtype">bool</span> showTabs)
<a name="l00088"></a>00088 {
<a name="l00089"></a>00089 m_showTabs = <a class="code" href="classKateRenderer.html#a2b8ccbf8b7e0ca7226d121e28ffb9f4a">showTabs</a>;
<a name="l00090"></a>00090 }
<a name="l00091"></a>00091
<a name="l00092"></a><a class="code" href="classKateRenderer.html#aacbc0469aa24844f1290be4892a623be">00092</a> <span class="keywordtype">void</span> <a class="code" href="classKateRenderer.html#aacbc0469aa24844f1290be4892a623be" title="Sets the width of the tab.">KateRenderer::setTabWidth</a>(<span class="keywordtype">int</span> tabWidth)
<a name="l00093"></a>00093 {
<a name="l00094"></a>00094 m_tabWidth = tabWidth;
<a name="l00095"></a>00095 }
<a name="l00096"></a>00096
<a name="l00097"></a><a class="code" href="classKateRenderer.html#acba664b9be9f7a9cbdb4e4af3303341b">00097</a> <span class="keywordtype">bool</span> <a class="code" href="classKateRenderer.html#acba664b9be9f7a9cbdb4e4af3303341b">KateRenderer::showIndentLines</a>()<span class="keyword"> const</span>
<a name="l00098"></a>00098 <span class="keyword"></span>{
<a name="l00099"></a>00099 <span class="keywordflow">return</span> m_config->showIndentationLines();
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101
<a name="l00102"></a><a class="code" href="classKateRenderer.html#acd5660fc97c87b830bf5e5f098d5ee22">00102</a> <span class="keywordtype">void</span> <a class="code" href="classKateRenderer.html#acd5660fc97c87b830bf5e5f098d5ee22" title="Set whether a guide should be painted to help identifying indent lines.">KateRenderer::setShowIndentLines</a>(<span class="keywordtype">bool</span> showIndentLines)
<a name="l00103"></a>00103 {
<a name="l00104"></a>00104 m_config->setShowIndentationLines(showIndentLines);
<a name="l00105"></a>00105 }
<a name="l00106"></a>00106
<a name="l00107"></a><a class="code" href="classKateRenderer.html#a19eba9153a3893f4a076831847e24658">00107</a> <span class="keywordtype">void</span> <a class="code" href="classKateRenderer.html#a19eba9153a3893f4a076831847e24658" title="Sets the width of the tab.">KateRenderer::setIndentWidth</a>(<span class="keywordtype">int</span> indentWidth)
<a name="l00108"></a>00108 {
<a name="l00109"></a>00109 m_indentWidth = m_tabWidth;
<a name="l00110"></a>00110 <span class="keywordflow">if</span> (m_doc->config()->configFlags() & KateDocumentConfig::cfSpaceIndent)
<a name="l00111"></a>00111 {
<a name="l00112"></a>00112 m_indentWidth = indentWidth;
<a name="l00113"></a>00113 }
<a name="l00114"></a>00114 }
<a name="l00115"></a>00115
<a name="l00116"></a><a class="code" href="classKateRenderer.html#a1b91ca8d6d7f86ea15e29f842368acda">00116</a> <span class="keywordtype">void</span> <a class="code" href="classKateRenderer.html#a1b91ca8d6d7f86ea15e29f842368acda" title="Set whether the view's selections should be shown.">KateRenderer::setShowSelections</a>(<span class="keywordtype">bool</span> showSelections)
<a name="l00117"></a>00117 {
<a name="l00118"></a>00118 m_showSelections = <a class="code" href="classKateRenderer.html#a9395443f3a884b5f7ba09cfd581c5016" title="Show the view's selection?">showSelections</a>;
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120
<a name="l00121"></a><a class="code" href="classKateRenderer.html#ac33adb050d2a5fe1bf3785dfda3b6e69">00121</a> <span class="keywordtype">void</span> <a class="code" href="classKateRenderer.html#ac33adb050d2a5fe1bf3785dfda3b6e69" title="Change to a different font (soon to be font set?)">KateRenderer::increaseFontSizes</a>()
<a name="l00122"></a>00122 {
<a name="l00123"></a>00123 <a class="codeRef" href="qfont.html">QFont</a> f ( *<a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->font () );
<a name="l00124"></a>00124 f.<a class="codeRef" href="qfont.html#setPointSize">setPointSize</a> (f.<a class="codeRef" href="qfont.html#pointSize">pointSize</a> ()+1);
<a name="l00125"></a>00125
<a name="l00126"></a>00126 <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->setFont (f);
<a name="l00127"></a>00127 }
<a name="l00128"></a>00128
<a name="l00129"></a>00129 <span class="keywordtype">void</span> KateRenderer::decreaseFontSizes()
<a name="l00130"></a>00130 {
<a name="l00131"></a>00131 <a class="codeRef" href="qfont.html">QFont</a> f ( *<a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->font () );
<a name="l00132"></a>00132
<a name="l00133"></a>00133 <span class="keywordflow">if</span> ((f.pointSize ()-1) > 0)
<a name="l00134"></a>00134 f.setPointSize (f.pointSize ()-1);
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->setFont (f);
<a name="l00137"></a>00137 }
<a name="l00138"></a>00138
<a name="l00139"></a><a class="code" href="classKateRenderer.html#a7e9cbe9b7010cd6cac5abc04e89b4250">00139</a> <span class="keywordtype">bool</span> <a class="code" href="classKateRenderer.html#a7e9cbe9b7010cd6cac5abc04e89b4250">KateRenderer::isPrinterFriendly</a>()<span class="keyword"> const</span>
<a name="l00140"></a>00140 <span class="keyword"></span>{
<a name="l00141"></a>00141 <span class="keywordflow">return</span> m_printerFriendly;
<a name="l00142"></a>00142 }
<a name="l00143"></a>00143
<a name="l00144"></a><a class="code" href="classKateRenderer.html#a5f4ab236c3d5a60fed7fabe8036641fb">00144</a> <span class="keywordtype">void</span> <a class="code" href="classKateRenderer.html#a5f4ab236c3d5a60fed7fabe8036641fb" title="Configure this renderer to paint in a printer-friendly fashion.">KateRenderer::setPrinterFriendly</a>(<span class="keywordtype">bool</span> printerFriendly)
<a name="l00145"></a>00145 {
<a name="l00146"></a>00146 m_printerFriendly = printerFriendly;
<a name="l00147"></a>00147 <a class="code" href="classKateRenderer.html#a119b757cd32d9ca0d7129a99c4c8a4a0" title="Set whether a mark should be painted to help identifying tabs.">setShowTabs</a>(<span class="keyword">false</span>);
<a name="l00148"></a>00148 <a class="code" href="classKateRenderer.html#a1b91ca8d6d7f86ea15e29f842368acda" title="Set whether the view's selections should be shown.">setShowSelections</a>(<span class="keyword">false</span>);
<a name="l00149"></a>00149 <a class="code" href="classKateRenderer.html#a3294e568d59fa81f81e6c361fd228b26" title="Set whether the caret (text cursor) will be drawn.">setDrawCaret</a>(<span class="keyword">false</span>);
<a name="l00150"></a>00150 }
<a name="l00151"></a>00151
<a name="l00152"></a><a class="code" href="classKateRenderer.html#a6f0e5c5478630b162b8ff6e731574ca8">00152</a> <span class="keywordtype">bool</span> <a class="code" href="classKateRenderer.html#a6f0e5c5478630b162b8ff6e731574ca8" title="Paint the background of a line.">KateRenderer::paintTextLineBackground</a>(<a class="codeRef" href="qpainter.html">QPainter</a>& paint, <span class="keywordtype">int</span> line, <span class="keywordtype">bool</span> isCurrentLine, <span class="keywordtype">int</span> xStart, <span class="keywordtype">int</span> xEnd)
<a name="l00153"></a>00153 {
<a name="l00154"></a>00154 <span class="keywordflow">if</span> (<a class="code" href="classKateRenderer.html#a7e9cbe9b7010cd6cac5abc04e89b4250">isPrinterFriendly</a>())
<a name="l00155"></a>00155 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <span class="comment">// font data</span>
<a name="l00158"></a>00158 KateFontStruct *fs = <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->fontStruct();
<a name="l00159"></a>00159
<a name="l00160"></a>00160 <span class="comment">// Normal background color</span>
<a name="l00161"></a>00161 <a class="codeRef" href="qcolor.html">QColor</a> backgroundColor( <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->backgroundColor() );
<a name="l00162"></a>00162
<a name="l00163"></a>00163 <span class="keywordtype">bool</span> selectionPainted = <span class="keyword">false</span>;
<a name="l00164"></a>00164 <span class="keywordflow">if</span> (<a class="code" href="classKateRenderer.html#a9395443f3a884b5f7ba09cfd581c5016" title="Show the view's selection?">showSelections</a>() && m_view->lineSelected(line))
<a name="l00165"></a>00165 {
<a name="l00166"></a>00166 backgroundColor = <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->selectionColor();
<a name="l00167"></a>00167 selectionPainted = <span class="keyword">true</span>;
<a name="l00168"></a>00168 }
<a name="l00169"></a>00169 <span class="keywordflow">else</span>
<a name="l00170"></a>00170 {
<a name="l00171"></a>00171 <span class="comment">// paint the current line background if we're on the current line</span>
<a name="l00172"></a>00172 <span class="keywordflow">if</span> (isCurrentLine)
<a name="l00173"></a>00173 backgroundColor = <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->highlightedLineColor();
<a name="l00174"></a>00174
<a name="l00175"></a>00175 <span class="comment">// Check for mark background</span>
<a name="l00176"></a>00176 <span class="keywordtype">int</span> markRed = 0, markGreen = 0, markBlue = 0, markCount = 0;
<a name="l00177"></a>00177
<a name="l00178"></a>00178 <span class="comment">// Retrieve marks for this line</span>
<a name="l00179"></a>00179 uint mrk = m_doc->mark( line );
<a name="l00180"></a>00180 <span class="keywordflow">if</span> (mrk)
<a name="l00181"></a>00181 {
<a name="l00182"></a>00182 <span class="keywordflow">for</span> (uint bit = 0; bit < 32; bit++)
<a name="l00183"></a>00183 {
<a name="l00184"></a>00184 KTextEditor::MarkInterface::MarkTypes markType = (KTextEditor::MarkInterface::MarkTypes)(1<<bit);
<a name="l00185"></a>00185 <span class="keywordflow">if</span> (mrk & markType)
<a name="l00186"></a>00186 {
<a name="l00187"></a>00187 <a class="codeRef" href="qcolor.html">QColor</a> markColor = <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->lineMarkerColor(markType);
<a name="l00188"></a>00188
<a name="l00189"></a>00189 <span class="keywordflow">if</span> (markColor.<a class="codeRef" href="qcolor.html#isValid">isValid</a>()) {
<a name="l00190"></a>00190 markCount++;
<a name="l00191"></a>00191 markRed += markColor.<a class="codeRef" href="qcolor.html#red">red</a>();
<a name="l00192"></a>00192 markGreen += markColor.<a class="codeRef" href="qcolor.html#green">green</a>();
<a name="l00193"></a>00193 markBlue += markColor.<a class="codeRef" href="qcolor.html#blue">blue</a>();
<a name="l00194"></a>00194 }
<a name="l00195"></a>00195 }
<a name="l00196"></a>00196 } <span class="comment">// for</span>
<a name="l00197"></a>00197 } <span class="comment">// Marks</span>
<a name="l00198"></a>00198
<a name="l00199"></a>00199 <span class="keywordflow">if</span> (markCount) {
<a name="l00200"></a>00200 markRed /= markCount;
<a name="l00201"></a>00201 markGreen /= markCount;
<a name="l00202"></a>00202 markBlue /= markCount;
<a name="l00203"></a>00203 backgroundColor.<a class="codeRef" href="qcolor.html#setRgb">setRgb</a>(
<a name="l00204"></a>00204 <span class="keywordtype">int</span>((backgroundColor.<a class="codeRef" href="qcolor.html#red">red</a>() * 0.9) + (markRed * 0.1)),
<a name="l00205"></a>00205 <span class="keywordtype">int</span>((backgroundColor.<a class="codeRef" href="qcolor.html#green">green</a>() * 0.9) + (markGreen * 0.1)),
<a name="l00206"></a>00206 <span class="keywordtype">int</span>((backgroundColor.<a class="codeRef" href="qcolor.html#blue">blue</a>() * 0.9) + (markBlue * 0.1))
<a name="l00207"></a>00207 );
<a name="l00208"></a>00208 }
<a name="l00209"></a>00209 } <span class="comment">// background preprocessing</span>
<a name="l00210"></a>00210
<a name="l00211"></a>00211 <span class="comment">// Draw line background</span>
<a name="l00212"></a>00212 paint.<a class="codeRef" href="qpainter.html#fillRect">fillRect</a>(0, 0, xEnd - xStart, fs->fontHeight, backgroundColor);
<a name="l00213"></a>00213
<a name="l00214"></a>00214 <span class="keywordflow">return</span> selectionPainted;
<a name="l00215"></a>00215 }
<a name="l00216"></a>00216
<a name="l00217"></a>00217 <span class="keywordtype">void</span> KateRenderer::paintWhitespaceMarker(<a class="codeRef" href="qpainter.html">QPainter</a> &paint, uint x, uint y)
<a name="l00218"></a>00218 {
<a name="l00219"></a>00219 <a class="codeRef" href="qpen.html">QPen</a> penBackup( paint.<a class="codeRef" href="qpainter.html#pen">pen</a>() );
<a name="l00220"></a>00220 paint.<a class="codeRef" href="qpainter.html#setPen">setPen</a>( <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->tabMarkerColor() );
<a name="l00221"></a>00221 paint.<a class="codeRef" href="qpainter.html#drawPoint">drawPoint</a>(x, y);
<a name="l00222"></a>00222 paint.<a class="codeRef" href="qpainter.html#drawPoint">drawPoint</a>(x + 1, y);
<a name="l00223"></a>00223 paint.<a class="codeRef" href="qpainter.html#drawPoint">drawPoint</a>(x, y - 1);
<a name="l00224"></a>00224 paint.<a class="codeRef" href="qpainter.html#setPen">setPen</a>( penBackup );
<a name="l00225"></a>00225 }
<a name="l00226"></a>00226
<a name="l00227"></a>00227
<a name="l00228"></a>00228 <span class="keywordtype">void</span> KateRenderer::paintIndentMarker(<a class="codeRef" href="qpainter.html">QPainter</a> &paint, uint x, uint row)
<a name="l00229"></a>00229 {
<a name="l00230"></a>00230 <a class="codeRef" href="qpen.html">QPen</a> penBackup( paint.<a class="codeRef" href="qpainter.html#pen">pen</a>() );
<a name="l00231"></a>00231 paint.<a class="codeRef" href="qpainter.html#setPen">setPen</a>( <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->tabMarkerColor() );
<a name="l00232"></a>00232
<a name="l00233"></a>00233 <span class="keyword">const</span> <span class="keywordtype">int</span> top = paint.<a class="codeRef" href="qpainter.html#window">window</a>().top();
<a name="l00234"></a>00234 <span class="keyword">const</span> <span class="keywordtype">int</span> bottom = paint.<a class="codeRef" href="qpainter.html#window">window</a>().bottom();
<a name="l00235"></a>00235 <span class="keyword">const</span> <span class="keywordtype">int</span> h = bottom - top + 1;
<a name="l00236"></a>00236
<a name="l00237"></a>00237 <span class="comment">// Dot padding.</span>
<a name="l00238"></a>00238 <span class="keywordtype">int</span> pad = 0;
<a name="l00239"></a>00239 <span class="keywordflow">if</span>(row & 1 && h & 1) pad = 1;
<a name="l00240"></a>00240
<a name="l00241"></a>00241 <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = top; i <= bottom; i++)
<a name="l00242"></a>00242 {
<a name="l00243"></a>00243 <span class="keywordflow">if</span>((i + pad) & 1)
<a name="l00244"></a>00244 {
<a name="l00245"></a>00245 paint.<a class="codeRef" href="qpainter.html#drawPoint">drawPoint</a>(x + 2, i);
<a name="l00246"></a>00246 }
<a name="l00247"></a>00247 }
<a name="l00248"></a>00248
<a name="l00249"></a>00249 paint.<a class="codeRef" href="qpainter.html#setPen">setPen</a>( penBackup );
<a name="l00250"></a>00250 }
<a name="l00251"></a>00251
<a name="l00252"></a>00252
<a name="l00253"></a><a class="code" href="classKateRenderer.html#a53ed4f4b494b62ca1a5208efe56c2c68">00253</a> <span class="keywordtype">void</span> <a class="code" href="classKateRenderer.html#a53ed4f4b494b62ca1a5208efe56c2c68" title="This is the ultimate function to perform painting of a text line.">KateRenderer::paintTextLine</a>(<a class="codeRef" href="qpainter.html">QPainter</a>& paint, <span class="keyword">const</span> KateLineRange* range, <span class="keywordtype">int</span> xStart, <span class="keywordtype">int</span> xEnd, <span class="keyword">const</span> <a class="code" href="classKateTextCursor.html" title="Simple cursor class with no document pointer.">KateTextCursor</a>* cursor, <span class="keyword">const</span> KateBracketRange* bracketmark)
<a name="l00254"></a>00254 {
<a name="l00255"></a>00255 <span class="keywordtype">int</span> line = range->line;
<a name="l00256"></a>00256
<a name="l00257"></a>00257 <span class="comment">// textline</span>
<a name="l00258"></a>00258 <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/classKSharedPtr.html">KateTextLine::Ptr</a> textLine = m_doc->kateTextLine(line);
<a name="l00259"></a>00259 <span class="keywordflow">if</span> (!textLine)
<a name="l00260"></a>00260 <span class="keywordflow">return</span>;
<a name="l00261"></a>00261
<a name="l00262"></a>00262 <span class="keywordtype">bool</span> showCursor = <a class="code" href="classKateRenderer.html#ac28b4a33f2a09c57d027265e6fafd37d" title="Determine whether the caret (text cursor) will be drawn.">drawCaret</a>() && cursor && range->includesCursor(*cursor);
<a name="l00263"></a>00263
<a name="l00264"></a>00264 KateSuperRangeList& superRanges = m_doc->arbitraryHL()->rangesIncluding(range->line, 0);
<a name="l00265"></a>00265
<a name="l00266"></a>00266 <span class="keywordtype">int</span> minIndent = 0;
<a name="l00267"></a>00267
<a name="l00268"></a>00268 <span class="comment">// A bit too verbose for my tastes</span>
<a name="l00269"></a>00269 <span class="comment">// Re-write a bracketmark class? put into its own function? add more helper constructors to the range stuff?</span>
<a name="l00270"></a>00270 <span class="comment">// Also, need a light-weight arbitraryhighlightrange class for static stuff</span>
<a name="l00271"></a>00271 KateArbitraryHighlightRange* bracketStartRange (0L);
<a name="l00272"></a>00272 KateArbitraryHighlightRange* bracketEndRange (0L);
<a name="l00273"></a>00273 <span class="keywordflow">if</span> (bracketmark && bracketmark->isValid()) {
<a name="l00274"></a>00274 <span class="keywordflow">if</span> (range->includesCursor(bracketmark->start())) {
<a name="l00275"></a>00275 <a class="code" href="classKateTextCursor.html" title="Simple cursor class with no document pointer.">KateTextCursor</a> startend = bracketmark->start();
<a name="l00276"></a>00276 startend.setCol(startend.col()+1);
<a name="l00277"></a>00277 bracketStartRange = <span class="keyword">new</span> KateArbitraryHighlightRange(m_doc, bracketmark->start(), startend);
<a name="l00278"></a>00278 bracketStartRange->setBGColor(<a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->highlightedBracketColor());
<a name="l00279"></a>00279 bracketStartRange->setBold(<span class="keyword">true</span>);
<a name="l00280"></a>00280 superRanges.append(bracketStartRange);
<a name="l00281"></a>00281 }
<a name="l00282"></a>00282
<a name="l00283"></a>00283 <span class="keywordflow">if</span> (range->includesCursor(bracketmark->end())) {
<a name="l00284"></a>00284 <a class="code" href="classKateTextCursor.html" title="Simple cursor class with no document pointer.">KateTextCursor</a> endend = bracketmark->end();
<a name="l00285"></a>00285 endend.setCol(endend.col()+1);
<a name="l00286"></a>00286 bracketEndRange = <span class="keyword">new</span> KateArbitraryHighlightRange(m_doc, bracketmark->end(), endend);
<a name="l00287"></a>00287 bracketEndRange->setBGColor(<a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->highlightedBracketColor());
<a name="l00288"></a>00288 bracketEndRange->setBold(<span class="keyword">true</span>);
<a name="l00289"></a>00289 superRanges.append(bracketEndRange);
<a name="l00290"></a>00290 }
<a name="l00291"></a>00291
<a name="l00292"></a>00292 Q_ASSERT(bracketmark->start().line() <= bracketmark->end().line());
<a name="l00293"></a>00293 <span class="keywordflow">if</span> (bracketmark->start().line() < line && bracketmark->end().line() >= line)
<a name="l00294"></a>00294 {
<a name="l00295"></a>00295 minIndent = bracketmark->getMinIndent();
<a name="l00296"></a>00296 }
<a name="l00297"></a>00297 }
<a name="l00298"></a>00298
<a name="l00299"></a>00299
<a name="l00300"></a>00300 <span class="comment">// length, chars + raw attribs</span>
<a name="l00301"></a>00301 uint len = textLine->length();
<a name="l00302"></a>00302 uint oldLen = len;
<a name="l00303"></a>00303
<a name="l00304"></a>00304 <span class="comment">// should the cursor be painted (if it is in the current xstart - xend range)</span>
<a name="l00305"></a>00305 <span class="keywordtype">bool</span> cursorVisible = <span class="keyword">false</span>;
<a name="l00306"></a>00306 <span class="keywordtype">int</span> cursorMaxWidth = 0;
<a name="l00307"></a>00307
<a name="l00308"></a>00308 <span class="comment">// font data</span>
<a name="l00309"></a>00309 KateFontStruct * fs = <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->fontStruct();
<a name="l00310"></a>00310
<a name="l00311"></a>00311 <span class="comment">// Paint selection background as the whole line is selected</span>
<a name="l00312"></a>00312 <span class="comment">// selection startcol/endcol calc</span>
<a name="l00313"></a>00313 <span class="keywordtype">bool</span> hasSel = <span class="keyword">false</span>;
<a name="l00314"></a>00314 uint startSel = 0;
<a name="l00315"></a>00315 uint endSel = 0;
<a name="l00316"></a>00316
<a name="l00317"></a>00317 <span class="comment">// was the selection background already completely painted ?</span>
<a name="l00318"></a>00318 <span class="keywordtype">bool</span> selectionPainted = <span class="keyword">false</span>;
<a name="l00319"></a>00319 <span class="keywordtype">bool</span> isCurrentLine = (cursor && range->includesCursor(*cursor));
<a name="l00320"></a>00320 selectionPainted = <a class="code" href="classKateRenderer.html#a6f0e5c5478630b162b8ff6e731574ca8" title="Paint the background of a line.">paintTextLineBackground</a>(paint, line, isCurrentLine, xStart, xEnd);
<a name="l00321"></a>00321 <span class="keywordflow">if</span> (selectionPainted)
<a name="l00322"></a>00322 {
<a name="l00323"></a>00323 hasSel = <span class="keyword">true</span>;
<a name="l00324"></a>00324 startSel = 0;
<a name="l00325"></a>00325 endSel = len + 1;
<a name="l00326"></a>00326 }
<a name="l00327"></a>00327
<a name="l00328"></a>00328 <span class="keywordtype">int</span> startcol = range->startCol;
<a name="l00329"></a>00329 <span class="keywordflow">if</span> (startcol > (<span class="keywordtype">int</span>)len)
<a name="l00330"></a>00330 startcol = len;
<a name="l00331"></a>00331
<a name="l00332"></a>00332 <span class="keywordflow">if</span> (startcol < 0)
<a name="l00333"></a>00333 startcol = 0;
<a name="l00334"></a>00334
<a name="l00335"></a>00335 <span class="keywordtype">int</span> endcol = range->wrap ? range->endCol : -1;
<a name="l00336"></a>00336 <span class="keywordflow">if</span> (endcol < 0)
<a name="l00337"></a>00337 len = len - startcol;
<a name="l00338"></a>00338 <span class="keywordflow">else</span>
<a name="l00339"></a>00339 len = endcol - startcol;
<a name="l00340"></a>00340
<a name="l00341"></a>00341 <span class="comment">// text attribs font/style data</span>
<a name="l00342"></a>00342 <a class="code" href="classKateAttribute.html" title="The Attribute class incorporates all text decorations supported by Kate.">KateAttribute</a>* attr = m_doc->highlight()->attributes(m_schema)->data();
<a name="l00343"></a>00343
<a name="l00344"></a>00344 <span class="keyword">const</span> <a class="codeRef" href="qcolor.html">QColor</a> *cursorColor = &attr[0].textColor();
<a name="l00345"></a>00345
<a name="l00346"></a>00346 <span class="comment">// Start arbitrary highlighting</span>
<a name="l00347"></a>00347 <a class="code" href="classKateTextCursor.html" title="Simple cursor class with no document pointer.">KateTextCursor</a> currentPos(line, startcol);
<a name="l00348"></a>00348 superRanges.firstBoundary(&currentPos);
<a name="l00349"></a>00349
<a name="l00350"></a>00350 <span class="keywordflow">if</span> (<a class="code" href="classKateRenderer.html#a9395443f3a884b5f7ba09cfd581c5016" title="Show the view's selection?">showSelections</a>() && !selectionPainted)
<a name="l00351"></a>00351 hasSel = getSelectionBounds(line, oldLen, startSel, endSel);
<a name="l00352"></a>00352
<a name="l00353"></a>00353 <span class="comment">// Draws the dashed underline at the start of a folded block of text.</span>
<a name="l00354"></a>00354 <span class="keywordflow">if</span> (range->startsInvisibleBlock) {
<a name="l00355"></a>00355 paint.<a class="codeRef" href="qpainter.html#setPen">setPen</a>(<a class="codeRef" href="qpen.html">QPen</a>(<a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->wordWrapMarkerColor(), 1, Qt::DashLine));
<a name="l00356"></a>00356 paint.<a class="codeRef" href="qpainter.html#drawLine">drawLine</a>(0, fs->fontHeight - 1, xEnd - xStart, fs->fontHeight - 1);
<a name="l00357"></a>00357 }
<a name="l00358"></a>00358
<a name="l00359"></a>00359 <span class="comment">// draw word-wrap-honor-indent filling</span>
<a name="l00360"></a>00360 <span class="keywordflow">if</span> (range->xOffset() && range->xOffset() > xStart)
<a name="l00361"></a>00361 {
<a name="l00362"></a>00362 paint.<a class="codeRef" href="qpainter.html#fillRect">fillRect</a>(0, 0, range->xOffset() - xStart, fs->fontHeight,
<a name="l00363"></a>00363 <a class="codeRef" href="qbrush.html">QBrush</a>(<a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->wordWrapMarkerColor(), QBrush::DiagCrossPattern));
<a name="l00364"></a>00364 }
<a name="l00365"></a>00365
<a name="l00366"></a>00366 <span class="comment">// painting loop</span>
<a name="l00367"></a>00367 uint xPos = range->xOffset();
<a name="l00368"></a>00368 <span class="keywordtype">int</span> cursorXPos = 0;
<a name="l00369"></a>00369
<a name="l00370"></a>00370 <span class="comment">// Optimisation to quickly draw an empty line of text</span>
<a name="l00371"></a>00371 <span class="keywordflow">if</span> (len < 1)
<a name="l00372"></a>00372 {
<a name="l00373"></a>00373 <span class="keywordflow">if</span> (showCursor && (cursor->col() >= int(startcol)))
<a name="l00374"></a>00374 {
<a name="l00375"></a>00375 cursorVisible = <span class="keyword">true</span>;
<a name="l00376"></a>00376 cursorXPos = xPos + cursor->col() * fs->myFontMetrics.width(<a class="codeRef" href="qchar.html">QChar</a>(<span class="charliteral">' '</span>));
<a name="l00377"></a>00377 }
<a name="l00378"></a>00378 }
<a name="l00379"></a>00379 <span class="keywordflow">else</span>
<a name="l00380"></a>00380 {
<a name="l00381"></a>00381 <span class="keywordtype">bool</span> isIMSel = <span class="keyword">false</span>;
<a name="l00382"></a>00382 <span class="keywordtype">bool</span> isIMEdit = <span class="keyword">false</span>;
<a name="l00383"></a>00383
<a name="l00384"></a>00384 <span class="keywordtype">bool</span> isSel = <span class="keyword">false</span>;
<a name="l00385"></a>00385
<a name="l00386"></a>00386 <a class="code" href="classKateAttribute.html" title="The Attribute class incorporates all text decorations supported by Kate.">KateAttribute</a> customHL;
<a name="l00387"></a>00387
<a name="l00388"></a>00388 <span class="keyword">const</span> <a class="codeRef" href="qcolor.html">QColor</a> *curColor = 0;
<a name="l00389"></a>00389 <span class="keyword">const</span> <a class="codeRef" href="qcolor.html">QColor</a> *oldColor = 0;
<a name="l00390"></a>00390
<a name="l00391"></a>00391 <a class="code" href="classKateAttribute.html" title="The Attribute class incorporates all text decorations supported by Kate.">KateAttribute</a>* oldAt = &attr[0];
<a name="l00392"></a>00392
<a name="l00393"></a>00393 uint oldXPos = xPos;
<a name="l00394"></a>00394 uint xPosAfter = xPos;
<a name="l00395"></a>00395
<a name="l00396"></a>00396 <a class="code" href="classKateAttribute.html" title="The Attribute class incorporates all text decorations supported by Kate.">KateAttribute</a> currentHL;
<a name="l00397"></a>00397
<a name="l00398"></a>00398 uint blockStartCol = startcol;
<a name="l00399"></a>00399 uint curCol = startcol;
<a name="l00400"></a>00400 uint nextCol = curCol + 1;
<a name="l00401"></a>00401
<a name="l00402"></a>00402 <span class="comment">// text + attrib data from line</span>
<a name="l00403"></a>00403 <span class="keyword">const</span> uchar *textAttributes = textLine->attributes ();
<a name="l00404"></a>00404 <span class="keywordtype">bool</span> noAttribs = !textAttributes;
<a name="l00405"></a>00405
<a name="l00406"></a>00406 <span class="comment">// adjust to startcol ;)</span>
<a name="l00407"></a>00407 textAttributes = textAttributes + startcol;
<a name="l00408"></a>00408
<a name="l00409"></a>00409 uint atLen = m_doc->highlight()->attributes(m_schema)->size();
<a name="l00410"></a>00410
<a name="l00411"></a>00411 <span class="comment">// Determine if we have trailing whitespace and store the column</span>
<a name="l00412"></a>00412 <span class="comment">// if lastChar == -1, set to 0, if lastChar exists, increase by one</span>
<a name="l00413"></a>00413 uint trailingWhitespaceColumn = textLine->lastChar() + 1;
<a name="l00414"></a>00414 <span class="keyword">const</span> uint lastIndentColumn = textLine->firstChar();
<a name="l00415"></a>00415
<a name="l00416"></a>00416 <span class="comment">// Could be precomputed.</span>
<a name="l00417"></a>00417 <span class="keyword">const</span> uint <a class="code" href="classKateRenderer.html#afaf344a706cd17d6f59e4b383161c3f3" title="Text width & height calculation functions...">spaceWidth</a> = fs->width (<a class="codeRef" href="qchar.html">QChar</a>(<span class="charliteral">' '</span>), <span class="keyword">false</span>, <span class="keyword">false</span>, m_tabWidth);
<a name="l00418"></a>00418
<a name="l00419"></a>00419 <span class="comment">// Get current x position.</span>
<a name="l00420"></a>00420 <span class="keywordtype">int</span> curPos = textLine->cursorX(curCol, m_tabWidth);
<a name="l00421"></a>00421
<a name="l00422"></a>00422 <span class="keywordflow">while</span> (curCol - startcol < len)
<a name="l00423"></a>00423 {
<a name="l00424"></a>00424 <span class="comment">// make sure curPos is updated correctly.</span>
<a name="l00425"></a>00425 <span class="comment">// ### if uncommented, causes an O(n^2) behaviour</span>
<a name="l00426"></a>00426 <span class="comment">//Q_ASSERT(curPos == textLine->cursorX(curCol, m_tabWidth));</span>
<a name="l00427"></a>00427
<a name="l00428"></a>00428 <a class="codeRef" href="qchar.html">QChar</a> curChar = textLine->string()[curCol];
<a name="l00429"></a>00429 <span class="comment">// Decide if this character is a tab - we treat the spacing differently</span>
<a name="l00430"></a>00430 <span class="comment">// TODO: move tab width calculation elsewhere?</span>
<a name="l00431"></a>00431 <span class="keywordtype">bool</span> isTab = curChar == <a class="codeRef" href="qchar.html">QChar</a>(<span class="charliteral">'\t'</span>);
<a name="l00432"></a>00432
<a name="l00433"></a>00433 <span class="comment">// Determine current syntax highlighting attribute</span>
<a name="l00434"></a>00434 <span class="comment">// A bit legacy but doesn't need to change</span>
<a name="l00435"></a>00435 <a class="code" href="classKateAttribute.html" title="The Attribute class incorporates all text decorations supported by Kate.">KateAttribute</a>* curAt = (noAttribs || ((*textAttributes) >= atLen)) ? &attr[0] : &attr[*textAttributes];
<a name="l00436"></a>00436
<a name="l00437"></a>00437 <span class="comment">// X position calculation. Incorrect for fonts with non-zero leftBearing() and rightBearing() results.</span>
<a name="l00438"></a>00438 <span class="comment">// TODO: make internal charWidth() function, use QFontMetrics::charWidth().</span>
<a name="l00439"></a>00439 xPosAfter += curAt->width(*fs, curChar, m_tabWidth);
<a name="l00440"></a>00440
<a name="l00441"></a>00441 <span class="comment">// Tab special treatment, move to charWidth().</span>
<a name="l00442"></a>00442 <span class="keywordflow">if</span> (isTab)
<a name="l00443"></a>00443 xPosAfter -= (xPosAfter % curAt->width(*fs, curChar, m_tabWidth));
<a name="l00444"></a>00444
<a name="l00445"></a>00445 <span class="comment">// Only draw after the starting X value</span>
<a name="l00446"></a>00446 <span class="comment">// Haha, this was always wrong, due to the use of individual char width calculations...?? :(</span>
<a name="l00447"></a>00447 <span class="keywordflow">if</span> ((<span class="keywordtype">int</span>)xPosAfter >= xStart)
<a name="l00448"></a>00448 {
<a name="l00449"></a>00449 <span class="comment">// Determine if we're in a selection and should be drawing it</span>
<a name="l00450"></a>00450 isSel = (<a class="code" href="classKateRenderer.html#a9395443f3a884b5f7ba09cfd581c5016" title="Show the view's selection?">showSelections</a>() && hasSel && (curCol >= startSel) && (curCol < endSel));
<a name="l00451"></a>00451
<a name="l00452"></a>00452 <span class="comment">// input method edit area</span>
<a name="l00453"></a>00453 isIMEdit = m_view && m_view->isIMEdit( line, curCol );
<a name="l00454"></a>00454
<a name="l00455"></a>00455 <span class="comment">// input method selection</span>
<a name="l00456"></a>00456 isIMSel = m_view && m_view->isIMSelection( line, curCol );
<a name="l00457"></a>00457
<a name="l00458"></a>00458 <span class="comment">// Determine current color, taking into account selection</span>
<a name="l00459"></a>00459 curColor = isSel ? &(curAt->selectedTextColor()) : &(curAt->textColor());
<a name="l00460"></a>00460
<a name="l00461"></a>00461 <span class="comment">// Incorporate in arbitrary highlighting</span>
<a name="l00462"></a>00462 <span class="keywordflow">if</span> (curAt != oldAt || curColor != oldColor || (superRanges.count() && superRanges.currentBoundary() && *(superRanges.currentBoundary()) == currentPos)) {
<a name="l00463"></a>00463 <span class="keywordflow">if</span> (superRanges.count() && superRanges.currentBoundary() && *(superRanges.currentBoundary()) == currentPos)
<a name="l00464"></a>00464 customHL = KateArbitraryHighlightRange::merge(superRanges.rangesIncluding(currentPos));
<a name="l00465"></a>00465
<a name="l00466"></a>00466 <a class="code" href="classKateAttribute.html" title="The Attribute class incorporates all text decorations supported by Kate.">KateAttribute</a> hl = customHL;
<a name="l00467"></a>00467
<a name="l00468"></a>00468 hl += *curAt;
<a name="l00469"></a>00469
<a name="l00470"></a>00470 <span class="comment">// use default highlighting color if we haven't defined one above.</span>
<a name="l00471"></a>00471 <span class="keywordflow">if</span> (!hl.itemSet(KateAttribute::TextColor))
<a name="l00472"></a>00472 hl.setTextColor(*curColor);
<a name="l00473"></a>00473
<a name="l00474"></a>00474 <span class="keywordflow">if</span> (!isSel)
<a name="l00475"></a>00475 paint.<a class="codeRef" href="qpainter.html#setPen">setPen</a>(hl.textColor());
<a name="l00476"></a>00476 <span class="keywordflow">else</span>
<a name="l00477"></a>00477 paint.<a class="codeRef" href="qpainter.html#setPen">setPen</a>(hl.selectedTextColor());
<a name="l00478"></a>00478
<a name="l00479"></a>00479 paint.<a class="codeRef" href="qpainter.html#setFont">setFont</a>(hl.font(*currentFont()));
<a name="l00480"></a>00480
<a name="l00481"></a>00481 <span class="keywordflow">if</span> (superRanges.currentBoundary() && *(superRanges.currentBoundary()) == currentPos)
<a name="l00482"></a>00482 superRanges.nextBoundary();
<a name="l00483"></a>00483
<a name="l00484"></a>00484 currentHL = hl;
<a name="l00485"></a>00485 }
<a name="l00486"></a>00486
<a name="l00487"></a>00487 <span class="comment">// Determine whether we can delay painting to draw a block of similarly formatted</span>
<a name="l00488"></a>00488 <span class="comment">// characters or not</span>
<a name="l00489"></a>00489 <span class="comment">// Reasons for NOT delaying the drawing until the next character</span>
<a name="l00490"></a>00490 <span class="comment">// You have to detect the change one character in advance.</span>
<a name="l00491"></a>00491 <span class="comment">// TODO: KateAttribute::canBatchRender()</span>
<a name="l00492"></a>00492 <span class="keywordtype">bool</span> renderNow = <span class="keyword">false</span>;
<a name="l00493"></a>00493 <span class="keywordflow">if</span> ((isTab)
<a name="l00494"></a>00494 <span class="comment">// formatting has changed OR</span>
<a name="l00495"></a>00495 || (superRanges.count() && superRanges.currentBoundary() && *(superRanges.currentBoundary()) == <a class="code" href="classKateTextCursor.html" title="Simple cursor class with no document pointer.">KateTextCursor</a>(line, nextCol))
<a name="l00496"></a>00496
<a name="l00497"></a>00497 <span class="comment">// it is the end of the line OR</span>
<a name="l00498"></a>00498 || (curCol - startcol >= len - 1)
<a name="l00499"></a>00499
<a name="l00500"></a>00500 <span class="comment">// the rest of the line is trailing whitespace OR</span>
<a name="l00501"></a>00501 || (curCol + 1 >= trailingWhitespaceColumn)
<a name="l00502"></a>00502
<a name="l00503"></a>00503 <span class="comment">// indentation lines OR</span>
<a name="l00504"></a>00504 || (<a class="code" href="classKateRenderer.html#acba664b9be9f7a9cbdb4e4af3303341b">showIndentLines</a>() && curCol < lastIndentColumn)
<a name="l00505"></a>00505
<a name="l00506"></a>00506 <span class="comment">// the x position is past the end OR</span>
<a name="l00507"></a>00507 || ((<span class="keywordtype">int</span>)xPos > xEnd)
<a name="l00508"></a>00508
<a name="l00509"></a>00509 <span class="comment">// it is a different attribute OR</span>
<a name="l00510"></a>00510 || (!noAttribs && curAt != &attr[*(textAttributes+1)])
<a name="l00511"></a>00511
<a name="l00512"></a>00512 <span class="comment">// the selection boundary was crossed OR</span>
<a name="l00513"></a>00513 || (isSel != (hasSel && (nextCol >= startSel) && (nextCol < endSel)))
<a name="l00514"></a>00514
<a name="l00515"></a>00515 <span class="comment">// the next char is a tab (removed the "and this isn't" because that's dealt with above)</span>
<a name="l00516"></a>00516 <span class="comment">// i.e. we have to draw the current text so the tab can be rendered as above.</span>
<a name="l00517"></a>00517 || (textLine->string()[nextCol] == <a class="codeRef" href="qchar.html">QChar</a>(<span class="charliteral">'\t'</span>))
<a name="l00518"></a>00518
<a name="l00519"></a>00519 <span class="comment">// input method edit area</span>
<a name="l00520"></a>00520 || ( m_view && (isIMEdit != m_view->isIMEdit( line, nextCol )) )
<a name="l00521"></a>00521
<a name="l00522"></a>00522 <span class="comment">// input method selection</span>
<a name="l00523"></a>00523 || ( m_view && (isIMSel != m_view->isIMSelection( line, nextCol )) )
<a name="l00524"></a>00524 )
<a name="l00525"></a>00525 {
<a name="l00526"></a>00526 renderNow = <span class="keyword">true</span>;
<a name="l00527"></a>00527 }
<a name="l00528"></a>00528
<a name="l00529"></a>00529 <span class="keywordflow">if</span> (renderNow)
<a name="l00530"></a>00530 {
<a name="l00531"></a>00531 <span class="keywordflow">if</span> (!<a class="code" href="classKateRenderer.html#a7e9cbe9b7010cd6cac5abc04e89b4250">isPrinterFriendly</a>())
<a name="l00532"></a>00532 {
<a name="l00533"></a>00533 <span class="keywordtype">bool</span> paintBackground = <span class="keyword">true</span>;
<a name="l00534"></a>00534 uint width = xPosAfter - oldXPos;
<a name="l00535"></a>00535 <a class="codeRef" href="qcolor.html">QColor</a> fillColor;
<a name="l00536"></a>00536
<a name="l00537"></a>00537 <span class="keywordflow">if</span> (isIMSel && !isTab)
<a name="l00538"></a>00538 {
<a name="l00539"></a>00539 <span class="comment">// input method selection</span>
<a name="l00540"></a>00540 fillColor = m_view->colorGroup().color(QColorGroup::Foreground);
<a name="l00541"></a>00541 }
<a name="l00542"></a>00542 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (isIMEdit && !isTab)
<a name="l00543"></a>00543 {
<a name="l00544"></a>00544 <span class="comment">// XIM support</span>
<a name="l00545"></a>00545 <span class="comment">// input method edit area</span>
<a name="l00546"></a>00546 <span class="keyword">const</span> <a class="codeRef" href="qcolorgroup.html">QColorGroup</a>& cg = m_view->colorGroup();
<a name="l00547"></a>00547 <span class="keywordtype">int</span> h1, s1, v1, h2, s2, v2;
<a name="l00548"></a>00548 cg.<a class="codeRef" href="qcolorgroup.html#color">color</a>( QColorGroup::Base ).hsv( &h1, &s1, &v1 );
<a name="l00549"></a>00549 cg.<a class="codeRef" href="qcolorgroup.html#color">color</a>( QColorGroup::Background ).hsv( &h2, &s2, &v2 );
<a name="l00550"></a>00550 fillColor.<a class="codeRef" href="qcolor.html#setHsv">setHsv</a>( h1, s1, ( v1 + v2 ) / 2 );
<a name="l00551"></a>00551 }
<a name="l00552"></a>00552 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!selectionPainted && (isSel || currentHL.itemSet(KateAttribute::BGColor)))
<a name="l00553"></a>00553 {
<a name="l00554"></a>00554 <span class="keywordflow">if</span> (isSel)
<a name="l00555"></a>00555 {
<a name="l00556"></a>00556 fillColor = <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->selectionColor();
<a name="l00557"></a>00557
<a name="l00558"></a>00558 <span class="comment">// If this is the last block of text, fill up to the end of the line if the</span>
<a name="l00559"></a>00559 <span class="comment">// selection stretches that far</span>
<a name="l00560"></a>00560 <span class="keywordflow">if</span> ((curCol >= len - 1) && m_view->lineEndSelected (line, endcol))
<a name="l00561"></a>00561 width = xEnd - oldXPos;
<a name="l00562"></a>00562 }
<a name="l00563"></a>00563 <span class="keywordflow">else</span>
<a name="l00564"></a>00564 {
<a name="l00565"></a>00565 fillColor = currentHL.bgColor();
<a name="l00566"></a>00566 }
<a name="l00567"></a>00567 }
<a name="l00568"></a>00568 <span class="keywordflow">else</span>
<a name="l00569"></a>00569 {
<a name="l00570"></a>00570 paintBackground = <span class="keyword">false</span>;
<a name="l00571"></a>00571 }
<a name="l00572"></a>00572
<a name="l00573"></a>00573 <span class="keywordflow">if</span> (paintBackground)
<a name="l00574"></a>00574 paint.<a class="codeRef" href="qpainter.html#fillRect">fillRect</a>(oldXPos - xStart, 0, width, fs->fontHeight, fillColor);
<a name="l00575"></a>00575
<a name="l00576"></a>00576 <span class="keywordflow">if</span> (isIMSel && paintBackground && !isTab)
<a name="l00577"></a>00577 {
<a name="l00578"></a>00578 paint.<a class="codeRef" href="qpainter.html#save">save</a>();
<a name="l00579"></a>00579 paint.<a class="codeRef" href="qpainter.html#setPen">setPen</a>( m_view->colorGroup().color( QColorGroup::BrightText ) );
<a name="l00580"></a>00580 }
<a name="l00581"></a>00581
<a name="l00582"></a>00582 <span class="comment">// Draw indentation markers.</span>
<a name="l00583"></a>00583 <span class="keywordflow">if</span> (<a class="code" href="classKateRenderer.html#acba664b9be9f7a9cbdb4e4af3303341b">showIndentLines</a>() && curCol < lastIndentColumn)
<a name="l00584"></a>00584 {
<a name="l00585"></a>00585 <span class="comment">// Draw multiple guides when tab width greater than indent width.</span>
<a name="l00586"></a>00586 <span class="keyword">const</span> <span class="keywordtype">int</span> charWidth = isTab ? m_tabWidth - curPos % m_tabWidth : 1;
<a name="l00587"></a>00587
<a name="l00588"></a>00588 <span class="comment">// Do not draw indent guides on the first line.</span>
<a name="l00589"></a>00589 <span class="keywordtype">int</span> i = 0;
<a name="l00590"></a>00590 <span class="keywordflow">if</span> (curPos == 0 || curPos % m_indentWidth > 0)
<a name="l00591"></a>00591 i = m_indentWidth - curPos % m_indentWidth;
<a name="l00592"></a>00592
<a name="l00593"></a>00593 <span class="keywordflow">for</span> (; i < charWidth; i += m_indentWidth)
<a name="l00594"></a>00594 {
<a name="l00595"></a>00595 <span class="comment">// In most cases this is done one or zero times.</span>
<a name="l00596"></a>00596 paintIndentMarker(paint, xPos - xStart + i * spaceWidth, line);
<a name="l00597"></a>00597
<a name="l00598"></a>00598 <span class="comment">// Draw highlighted line.</span>
<a name="l00599"></a>00599 <span class="keywordflow">if</span> (curPos+i == minIndent)
<a name="l00600"></a>00600 {
<a name="l00601"></a>00601 paintIndentMarker(paint, xPos - xStart + 1 + i * spaceWidth, line+1);
<a name="l00602"></a>00602 }
<a name="l00603"></a>00603 }
<a name="l00604"></a>00604 }
<a name="l00605"></a>00605 }
<a name="l00606"></a>00606
<a name="l00607"></a>00607 <span class="comment">// or we will see no text ;)</span>
<a name="l00608"></a>00608 <span class="keywordtype">int</span> y = fs->fontAscent;
<a name="l00609"></a>00609
<a name="l00610"></a>00610 <span class="comment">// make sure we redraw the right character groups on attrib/selection changes</span>
<a name="l00611"></a>00611 <span class="comment">// Special case... de-special case some of it</span>
<a name="l00612"></a>00612 <span class="keywordflow">if</span> (isTab || (curCol >= trailingWhitespaceColumn))
<a name="l00613"></a>00613 {
<a name="l00614"></a>00614 <span class="comment">// Draw spaces too, because it might be eg. underlined</span>
<a name="l00615"></a>00615 <span class="keyword">static</span> <a class="codeRef" href="qstring.html">QString</a> spaces;
<a name="l00616"></a>00616 <span class="keywordflow">if</span> (<span class="keywordtype">int</span>(spaces.<a class="codeRef" href="qstring.html#length">length</a>()) != m_tabWidth)
<a name="l00617"></a>00617 spaces.<a class="codeRef" href="qstring.html#fill">fill</a>(<span class="charliteral">' '</span>, m_tabWidth);
<a name="l00618"></a>00618
<a name="l00619"></a>00619 paint.<a class="codeRef" href="qpainter.html#drawText">drawText</a>(oldXPos-xStart, y, isTab ? spaces : <a class="codeRef" href="qstring.html">QString</a>(<span class="stringliteral">" "</span>));
<a name="l00620"></a>00620
<a name="l00621"></a>00621 <span class="keywordflow">if</span> (<a class="code" href="classKateRenderer.html#a2b8ccbf8b7e0ca7226d121e28ffb9f4a">showTabs</a>())
<a name="l00622"></a>00622 {
<a name="l00623"></a>00623 <span class="comment">// trailing spaces and tabs may also have to be different options.</span>
<a name="l00624"></a>00624 <span class="comment">// if( curCol >= lastIndentColumn )</span>
<a name="l00625"></a>00625 paintWhitespaceMarker(paint, xPos - xStart, y);
<a name="l00626"></a>00626 }
<a name="l00627"></a>00627
<a name="l00628"></a>00628 <span class="comment">// variable advancement</span>
<a name="l00629"></a>00629 blockStartCol = nextCol;
<a name="l00630"></a>00630 oldXPos = xPosAfter;
<a name="l00631"></a>00631 }
<a name="l00632"></a>00632 <span class="keywordflow">else</span>
<a name="l00633"></a>00633 {
<a name="l00634"></a>00634 <span class="comment">// Here's where the money is...</span>
<a name="l00635"></a>00635 paint.<a class="codeRef" href="qpainter.html#drawText">drawText</a>(oldXPos-xStart, y, textLine->string(), blockStartCol, nextCol-blockStartCol);
<a name="l00636"></a>00636
<a name="l00637"></a>00637 <span class="comment">// Draw preedit's underline</span>
<a name="l00638"></a>00638 <span class="keywordflow">if</span> (isIMEdit) {
<a name="l00639"></a>00639 <a class="codeRef" href="qrect.html">QRect</a> r( oldXPos - xStart, 0, xPosAfter - oldXPos, fs->fontHeight );
<a name="l00640"></a>00640 paint.<a class="codeRef" href="qpainter.html#drawLine">drawLine</a>( r.<a class="codeRef" href="qrect.html#bottomLeft">bottomLeft</a>(), r.<a class="codeRef" href="qrect.html#bottomRight">bottomRight</a>() );
<a name="l00641"></a>00641 }
<a name="l00642"></a>00642
<a name="l00643"></a>00643 <span class="comment">// Put pen color back</span>
<a name="l00644"></a>00644 <span class="keywordflow">if</span> (isIMSel) paint.<a class="codeRef" href="qpainter.html#restore">restore</a>();
<a name="l00645"></a>00645
<a name="l00646"></a>00646 <span class="comment">// We're done drawing?</span>
<a name="l00647"></a>00647 <span class="keywordflow">if</span> ((<span class="keywordtype">int</span>)xPos > xEnd)
<a name="l00648"></a>00648 <span class="keywordflow">break</span>;
<a name="l00649"></a>00649
<a name="l00650"></a>00650 <span class="comment">// variable advancement</span>
<a name="l00651"></a>00651 blockStartCol = nextCol;
<a name="l00652"></a>00652 oldXPos = xPosAfter;
<a name="l00653"></a>00653 <span class="comment">//oldS = s+1;</span>
<a name="l00654"></a>00654 }
<a name="l00655"></a>00655 } <span class="comment">// renderNow</span>
<a name="l00656"></a>00656
<a name="l00657"></a>00657 <span class="comment">// determine cursor X position</span>
<a name="l00658"></a>00658 <span class="keywordflow">if</span> (showCursor && (cursor->col() == int(curCol)))
<a name="l00659"></a>00659 {
<a name="l00660"></a>00660 cursorVisible = <span class="keyword">true</span>;
<a name="l00661"></a>00661 cursorXPos = xPos;
<a name="l00662"></a>00662 cursorMaxWidth = xPosAfter - xPos;
<a name="l00663"></a>00663 cursorColor = &curAt->textColor();
<a name="l00664"></a>00664 }
<a name="l00665"></a>00665 } <span class="comment">// xPosAfter >= xStart</span>
<a name="l00666"></a>00666 <span class="keywordflow">else</span>
<a name="l00667"></a>00667 {
<a name="l00668"></a>00668 <span class="comment">// variable advancement</span>
<a name="l00669"></a>00669 blockStartCol = nextCol;
<a name="l00670"></a>00670 oldXPos = xPosAfter;
<a name="l00671"></a>00671 }
<a name="l00672"></a>00672
<a name="l00673"></a>00673 <span class="comment">// increase xPos</span>
<a name="l00674"></a>00674 xPos = xPosAfter;
<a name="l00675"></a>00675
<a name="l00676"></a>00676 <span class="comment">// increase attribs pos</span>
<a name="l00677"></a>00677 textAttributes++;
<a name="l00678"></a>00678
<a name="l00679"></a>00679 <span class="comment">// to only switch font/color if needed</span>
<a name="l00680"></a>00680 oldAt = curAt;
<a name="l00681"></a>00681 oldColor = curColor;
<a name="l00682"></a>00682
<a name="l00683"></a>00683 <span class="comment">// col move</span>
<a name="l00684"></a>00684 curCol++;
<a name="l00685"></a>00685 nextCol++;
<a name="l00686"></a>00686 currentPos.setCol(currentPos.col() + 1);
<a name="l00687"></a>00687
<a name="l00688"></a>00688 <span class="comment">// Update the current indentation pos.</span>
<a name="l00689"></a>00689 <span class="keywordflow">if</span> (isTab)
<a name="l00690"></a>00690 {
<a name="l00691"></a>00691 curPos += m_tabWidth - (curPos % m_tabWidth);
<a name="l00692"></a>00692 }
<a name="l00693"></a>00693 <span class="keywordflow">else</span>
<a name="l00694"></a>00694 {
<a name="l00695"></a>00695 curPos++;
<a name="l00696"></a>00696 }
<a name="l00697"></a>00697 }
<a name="l00698"></a>00698
<a name="l00699"></a>00699 <span class="comment">// If this line has a partial selection that's the start of a multi-line selection,</span>
<a name="l00700"></a>00700 <span class="comment">// we have to fill areas on the right side of the text with the selection color.</span>
<a name="l00701"></a>00701 <span class="keywordflow">if</span> (<a class="code" href="classKateRenderer.html#a9395443f3a884b5f7ba09cfd581c5016" title="Show the view's selection?">showSelections</a>() && hasSel && !selectionPainted && xStart >= (int)xPos && m_view->lineEndSelected(line, -1))
<a name="l00702"></a>00702 {
<a name="l00703"></a>00703 paint.<a class="codeRef" href="qpainter.html#fillRect">fillRect</a>(0, 0, xEnd-xStart, fs->fontHeight, <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->selectionColor());
<a name="l00704"></a>00704 }
<a name="l00705"></a>00705
<a name="l00706"></a>00706 <span class="comment">// Determine cursor position (if it is not within the range being drawn)</span>
<a name="l00707"></a>00707 <span class="keywordflow">if</span> (showCursor && (cursor->col() >= int(curCol)))
<a name="l00708"></a>00708 {
<a name="l00709"></a>00709 cursorVisible = <span class="keyword">true</span>;
<a name="l00710"></a>00710 cursorXPos = xPos + (cursor->col() - int(curCol)) * fs->myFontMetrics.width(<a class="codeRef" href="qchar.html">QChar</a>(<span class="charliteral">' '</span>));
<a name="l00711"></a>00711 cursorMaxWidth = xPosAfter - xPos;
<a name="l00712"></a>00712 cursorColor = &oldAt->textColor();
<a name="l00713"></a>00713 }
<a name="l00714"></a>00714 }
<a name="l00715"></a>00715
<a name="l00716"></a>00716 <span class="comment">// Paint cursor</span>
<a name="l00717"></a>00717 <span class="keywordflow">if</span> (cursorVisible)
<a name="l00718"></a>00718 {
<a name="l00719"></a>00719 uint cursorWidth = (<a class="code" href="classKateRenderer.html#ada5bd77be879dfe37ffa8586d7fc2d21" title="The style of the caret (text cursor) to be painted.">caretStyle</a>() == Replace && (cursorMaxWidth > 2)) ? cursorMaxWidth : 2;
<a name="l00720"></a>00720 paint.<a class="codeRef" href="qpainter.html#fillRect">fillRect</a>(cursorXPos-xStart, 0, cursorWidth, fs->fontHeight, *cursorColor);
<a name="l00721"></a>00721 }
<a name="l00722"></a>00722
<a name="l00723"></a>00723 <span class="comment">// show word wrap marker if desirable</span>
<a name="l00724"></a>00724 <span class="keywordflow">if</span> (!<a class="code" href="classKateRenderer.html#a7e9cbe9b7010cd6cac5abc04e89b4250">isPrinterFriendly</a>() && <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->wordWrapMarker() && fs->fixedPitch())
<a name="l00725"></a>00725 {
<a name="l00726"></a>00726 paint.<a class="codeRef" href="qpainter.html#setPen">setPen</a>( <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->wordWrapMarkerColor() );
<a name="l00727"></a>00727 <span class="keywordtype">int</span> _x = m_doc->config()->wordWrapAt() * fs->myFontMetrics.width(<span class="charliteral">'x'</span>) - xStart;
<a name="l00728"></a>00728 paint.<a class="codeRef" href="qpainter.html#drawLine">drawLine</a>( _x,0,_x,fs->fontHeight );
<a name="l00729"></a>00729 }
<a name="l00730"></a>00730
<a name="l00731"></a>00731 <span class="comment">// cleanup ;)</span>
<a name="l00732"></a>00732 <span class="keyword">delete</span> bracketStartRange;
<a name="l00733"></a>00733 <span class="keyword">delete</span> bracketEndRange;
<a name="l00734"></a>00734 }
<a name="l00735"></a>00735
<a name="l00736"></a>00736 uint KateRenderer::textWidth(<span class="keyword">const</span> <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/classKSharedPtr.html">KateTextLine::Ptr</a> &textLine, <span class="keywordtype">int</span> cursorCol)
<a name="l00737"></a>00737 {
<a name="l00738"></a>00738 <span class="keywordflow">if</span> (!textLine)
<a name="l00739"></a>00739 <span class="keywordflow">return</span> 0;
<a name="l00740"></a>00740
<a name="l00741"></a>00741 <span class="keyword">const</span> <span class="keywordtype">int</span> len = textLine->length();
<a name="l00742"></a>00742
<a name="l00743"></a>00743 <span class="keywordflow">if</span> (cursorCol < 0)
<a name="l00744"></a>00744 cursorCol = len;
<a name="l00745"></a>00745
<a name="l00746"></a>00746 KateFontStruct *fs = <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->fontStruct();
<a name="l00747"></a>00747
<a name="l00748"></a>00748 <span class="keyword">const</span> <a class="codeRef" href="qchar.html">QChar</a> *unicode = textLine->text();
<a name="l00749"></a>00749 <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a> &textString = textLine->string();
<a name="l00750"></a>00750
<a name="l00751"></a>00751 <span class="keywordtype">int</span> x = 0;
<a name="l00752"></a>00752 <span class="keywordtype">int</span> width;
<a name="l00753"></a>00753 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> z = 0; z < cursorCol; z++) {
<a name="l00754"></a>00754 <a class="code" href="classKateAttribute.html" title="The Attribute class incorporates all text decorations supported by Kate.">KateAttribute</a>* a = <a class="code" href="classKateRenderer.html#a711409cee1fb05698d14591b6d33fc18" title="This takes an in index, and returns all the attributes for it.">attribute</a>(textLine->attribute(z));
<a name="l00755"></a>00755
<a name="l00756"></a>00756 <span class="keywordflow">if</span> (z < len) {
<a name="l00757"></a>00757 width = a->width(*fs, textString, z, m_tabWidth);
<a name="l00758"></a>00758 } <span class="keywordflow">else</span> {
<a name="l00759"></a>00759 <span class="comment">// DF: commented out. It happens all the time.</span>
<a name="l00760"></a>00760 <span class="comment">//Q_ASSERT(!m_doc->wrapCursor());</span>
<a name="l00761"></a>00761 width = a->width(*fs, <a class="codeRef" href="qchar.html">QChar</a>(<span class="charliteral">' '</span>), m_tabWidth);
<a name="l00762"></a>00762 }
<a name="l00763"></a>00763
<a name="l00764"></a>00764 x += width;
<a name="l00765"></a>00765
<a name="l00766"></a>00766 <span class="keywordflow">if</span> (z < len && unicode[z] == <a class="codeRef" href="qchar.html">QChar</a>(<span class="charliteral">'\t'</span>))
<a name="l00767"></a>00767 x -= x % width;
<a name="l00768"></a>00768 }
<a name="l00769"></a>00769
<a name="l00770"></a>00770 <span class="keywordflow">return</span> x;
<a name="l00771"></a>00771 }
<a name="l00772"></a>00772
<a name="l00773"></a>00773 uint KateRenderer::textWidth(<span class="keyword">const</span> <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/classKSharedPtr.html">KateTextLine::Ptr</a> &textLine, uint startcol, uint maxwidth, <span class="keywordtype">bool</span> *needWrap, <span class="keywordtype">int</span> *endX)
<a name="l00774"></a>00774 {
<a name="l00775"></a>00775 KateFontStruct *fs = <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->fontStruct();
<a name="l00776"></a>00776 uint x = 0;
<a name="l00777"></a>00777 uint endcol = startcol;
<a name="l00778"></a>00778 <span class="keywordtype">int</span> endX2 = 0;
<a name="l00779"></a>00779 <span class="keywordtype">int</span> lastWhiteSpace = -1;
<a name="l00780"></a>00780 <span class="keywordtype">int</span> lastWhiteSpaceX = -1;
<a name="l00781"></a>00781
<a name="l00782"></a>00782 <span class="comment">// used to not wrap a solitary word off the first line, ie. the</span>
<a name="l00783"></a>00783 <span class="comment">// first line should not wrap until some characters have been displayed if possible</span>
<a name="l00784"></a>00784 <span class="keywordtype">bool</span> foundNonWhitespace = startcol != 0;
<a name="l00785"></a>00785 <span class="keywordtype">bool</span> foundWhitespaceAfterNonWhitespace = startcol != 0;
<a name="l00786"></a>00786
<a name="l00787"></a>00787 *needWrap = <span class="keyword">false</span>;
<a name="l00788"></a>00788
<a name="l00789"></a>00789 <span class="keyword">const</span> uint len = textLine->length();
<a name="l00790"></a>00790 <span class="keyword">const</span> <a class="codeRef" href="qchar.html">QChar</a> *unicode = textLine->text();
<a name="l00791"></a>00791 <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a> &textString = textLine->string();
<a name="l00792"></a>00792
<a name="l00793"></a>00793 uint z = startcol;
<a name="l00794"></a>00794 <span class="keywordflow">for</span> (; z < len; z++)
<a name="l00795"></a>00795 {
<a name="l00796"></a>00796 <a class="code" href="classKateAttribute.html" title="The Attribute class incorporates all text decorations supported by Kate.">KateAttribute</a>* a = <a class="code" href="classKateRenderer.html#a711409cee1fb05698d14591b6d33fc18" title="This takes an in index, and returns all the attributes for it.">attribute</a>(textLine->attribute(z));
<a name="l00797"></a>00797 <span class="keywordtype">int</span> width = a->width(*fs, textString, z, m_tabWidth);
<a name="l00798"></a>00798 Q_ASSERT(width);
<a name="l00799"></a>00799 x += width;
<a name="l00800"></a>00800
<a name="l00801"></a>00801 <span class="comment">// How should tabs be treated when they word-wrap on a print-out?</span>
<a name="l00802"></a>00802 <span class="comment">// if startcol != 0, this messes up (then again, word wrapping messes up anyway)</span>
<a name="l00803"></a>00803 <span class="keywordflow">if</span> (unicode[z] == <a class="codeRef" href="qchar.html">QChar</a>(<span class="charliteral">'\t'</span>))
<a name="l00804"></a>00804 x -= x % width;
<a name="l00805"></a>00805
<a name="l00806"></a>00806 <span class="keywordflow">if</span> (unicode[z].isSpace())
<a name="l00807"></a>00807 {
<a name="l00808"></a>00808 lastWhiteSpace = z+1;
<a name="l00809"></a>00809 lastWhiteSpaceX = x;
<a name="l00810"></a>00810
<a name="l00811"></a>00811 <span class="keywordflow">if</span> (foundNonWhitespace)
<a name="l00812"></a>00812 foundWhitespaceAfterNonWhitespace = <span class="keyword">true</span>;
<a name="l00813"></a>00813 }
<a name="l00814"></a>00814 <span class="keywordflow">else</span>
<a name="l00815"></a>00815 {
<a name="l00816"></a>00816 <span class="keywordflow">if</span> (!foundWhitespaceAfterNonWhitespace) {
<a name="l00817"></a>00817 foundNonWhitespace = <span class="keyword">true</span>;
<a name="l00818"></a>00818
<a name="l00819"></a>00819 lastWhiteSpace = z+1;
<a name="l00820"></a>00820 lastWhiteSpaceX = x;
<a name="l00821"></a>00821 }
<a name="l00822"></a>00822 }
<a name="l00823"></a>00823
<a name="l00824"></a>00824 <span class="keywordflow">if</span> (x <= maxwidth)
<a name="l00825"></a>00825 {
<a name="l00826"></a>00826 <span class="keywordflow">if</span> (lastWhiteSpace > -1)
<a name="l00827"></a>00827 {
<a name="l00828"></a>00828 endcol = lastWhiteSpace;
<a name="l00829"></a>00829 endX2 = lastWhiteSpaceX;
<a name="l00830"></a>00830 }
<a name="l00831"></a>00831 <span class="keywordflow">else</span>
<a name="l00832"></a>00832 {
<a name="l00833"></a>00833 endcol = z+1;
<a name="l00834"></a>00834 endX2 = x;
<a name="l00835"></a>00835 }
<a name="l00836"></a>00836 }
<a name="l00837"></a>00837 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (z == startcol)
<a name="l00838"></a>00838 {
<a name="l00839"></a>00839 <span class="comment">// require a minimum of 1 character advancement per call, even if it means drawing gets cut off</span>
<a name="l00840"></a>00840 <span class="comment">// (geez gideon causes troubles with starting the views very small)</span>
<a name="l00841"></a>00841 endcol = z+1;
<a name="l00842"></a>00842 endX2 = x;
<a name="l00843"></a>00843 }
<a name="l00844"></a>00844
<a name="l00845"></a>00845 <span class="keywordflow">if</span> (x >= maxwidth)
<a name="l00846"></a>00846 {
<a name="l00847"></a>00847 *needWrap = <span class="keyword">true</span>;
<a name="l00848"></a>00848 <span class="keywordflow">break</span>;
<a name="l00849"></a>00849 }
<a name="l00850"></a>00850 }
<a name="l00851"></a>00851
<a name="l00852"></a>00852 <span class="keywordflow">if</span> (*needWrap)
<a name="l00853"></a>00853 {
<a name="l00854"></a>00854 <span class="keywordflow">if</span> (endX)
<a name="l00855"></a>00855 *endX = endX2;
<a name="l00856"></a>00856
<a name="l00857"></a>00857 <span class="keywordflow">return</span> endcol;
<a name="l00858"></a>00858 }
<a name="l00859"></a>00859 <span class="keywordflow">else</span>
<a name="l00860"></a>00860 {
<a name="l00861"></a>00861 <span class="keywordflow">if</span> (endX)
<a name="l00862"></a>00862 *endX = x;
<a name="l00863"></a>00863
<a name="l00864"></a>00864 <span class="keywordflow">return</span> z+1;
<a name="l00865"></a>00865 }
<a name="l00866"></a>00866 }
<a name="l00867"></a>00867
<a name="l00868"></a>00868 uint KateRenderer::textWidth(<span class="keyword">const</span> <a class="code" href="classKateTextCursor.html" title="Simple cursor class with no document pointer.">KateTextCursor</a> &cursor)
<a name="l00869"></a>00869 {
<a name="l00870"></a>00870 <span class="keywordtype">int</span> line = kMin(kMax(0, cursor.line()), (<span class="keywordtype">int</span>)m_doc->numLines() - 1);
<a name="l00871"></a>00871 <span class="keywordtype">int</span> col = kMax(0, cursor.col());
<a name="l00872"></a>00872
<a name="l00873"></a>00873 return textWidth(m_doc->kateTextLine(line), col);
<a name="l00874"></a>00874 }
<a name="l00875"></a>00875
<a name="l00876"></a>00876 uint <a class="code" href="classKateRenderer.html" title="Handles all of the work of rendering the text (used for the views and printing)">KateRenderer</a>::textWidth( <a class="code" href="classKateTextCursor.html" title="Simple cursor class with no document pointer.">KateTextCursor</a> &cursor, <span class="keywordtype">int</span> xPos, uint startCol)
<a name="l00877"></a>00877 {
<a name="l00878"></a>00878 <span class="keywordtype">bool</span> wrapCursor = m_view->wrapCursor();
<a name="l00879"></a>00879 <span class="keywordtype">int</span> x, oldX;
<a name="l00880"></a>00880
<a name="l00881"></a>00881 KateFontStruct *fs = <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->fontStruct();
<a name="l00882"></a>00882
<a name="l00883"></a>00883 <span class="keywordflow">if</span> (cursor.line() < 0) cursor.setLine(0);
<a name="l00884"></a>00884 <span class="keywordflow">if</span> (cursor.line() > (int)m_doc->lastLine()) cursor.setLine(m_doc->lastLine());
<a name="l00885"></a>00885 <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/classKSharedPtr.html">KateTextLine::Ptr</a> textLine = m_doc->kateTextLine(cursor.line());
<a name="l00886"></a>00886
<a name="l00887"></a>00887 <span class="keywordflow">if</span> (!textLine) <span class="keywordflow">return</span> 0;
<a name="l00888"></a>00888
<a name="l00889"></a>00889 <span class="keyword">const</span> uint len = textLine->length();
<a name="l00890"></a>00890 <span class="keyword">const</span> <a class="codeRef" href="qchar.html">QChar</a> *unicode = textLine->text();
<a name="l00891"></a>00891 <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a> &textString = textLine->string();
<a name="l00892"></a>00892
<a name="l00893"></a>00893 x = oldX = 0;
<a name="l00894"></a>00894 uint z = startCol;
<a name="l00895"></a>00895 <span class="keywordflow">while</span> (x < xPos && (!wrapCursor || z < len)) {
<a name="l00896"></a>00896 oldX = x;
<a name="l00897"></a>00897
<a name="l00898"></a>00898 <a class="code" href="classKateAttribute.html" title="The Attribute class incorporates all text decorations supported by Kate.">KateAttribute</a>* a = <a class="code" href="classKateRenderer.html#a711409cee1fb05698d14591b6d33fc18" title="This takes an in index, and returns all the attributes for it.">attribute</a>(textLine->attribute(z));
<a name="l00899"></a>00899
<a name="l00900"></a>00900 <span class="keywordtype">int</span> width = 0;
<a name="l00901"></a>00901
<a name="l00902"></a>00902 <span class="keywordflow">if</span> (z < len)
<a name="l00903"></a>00903 width = a->width(*fs, textString, z, m_tabWidth);
<a name="l00904"></a>00904 <span class="keywordflow">else</span>
<a name="l00905"></a>00905 width = a->width(*fs, <a class="codeRef" href="qchar.html">QChar</a>(<span class="charliteral">' '</span>), m_tabWidth);
<a name="l00906"></a>00906
<a name="l00907"></a>00907 x += width;
<a name="l00908"></a>00908
<a name="l00909"></a>00909 <span class="keywordflow">if</span> (z < len && unicode[z] == <a class="codeRef" href="qchar.html">QChar</a>(<span class="charliteral">'\t'</span>))
<a name="l00910"></a>00910 x -= x % width;
<a name="l00911"></a>00911
<a name="l00912"></a>00912 z++;
<a name="l00913"></a>00913 }
<a name="l00914"></a>00914 <span class="keywordflow">if</span> (xPos - oldX < x - xPos && z > 0) {
<a name="l00915"></a>00915 z--;
<a name="l00916"></a>00916 x = oldX;
<a name="l00917"></a>00917 }
<a name="l00918"></a>00918 cursor.setCol(z);
<a name="l00919"></a>00919 <span class="keywordflow">return</span> x;
<a name="l00920"></a>00920 }
<a name="l00921"></a>00921
<a name="l00922"></a>00922 <span class="keyword">const</span> <a class="codeRef" href="qfont.html">QFont</a> *KateRenderer::currentFont()
<a name="l00923"></a>00923 {
<a name="l00924"></a>00924 <span class="keywordflow">return</span> <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->font();
<a name="l00925"></a>00925 }
<a name="l00926"></a>00926
<a name="l00927"></a>00927 <span class="keyword">const</span> <a class="codeRef" href="qfontmetrics.html">QFontMetrics</a>* KateRenderer::currentFontMetrics()
<a name="l00928"></a>00928 {
<a name="l00929"></a>00929 <span class="keywordflow">return</span> <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->fontMetrics();
<a name="l00930"></a>00930 }
<a name="l00931"></a>00931
<a name="l00932"></a><a class="code" href="classKateRenderer.html#a56f99a4df0e305ed6bb1c07723443718">00932</a> uint <a class="code" href="classKateRenderer.html#a56f99a4df0e305ed6bb1c07723443718">KateRenderer::textPos</a>(uint line, <span class="keywordtype">int</span> xPos, uint startCol, <span class="keywordtype">bool</span> nearest)
<a name="l00933"></a>00933 {
<a name="l00934"></a>00934 <span class="keywordflow">return</span> <a class="code" href="classKateRenderer.html#a56f99a4df0e305ed6bb1c07723443718">textPos</a>(m_doc->kateTextLine(line), xPos, startCol, nearest);
<a name="l00935"></a>00935 }
<a name="l00936"></a>00936
<a name="l00937"></a><a class="code" href="classKateRenderer.html#ac1e567a9036df986d4ff68125f42c258">00937</a> uint <a class="code" href="classKateRenderer.html#a56f99a4df0e305ed6bb1c07723443718">KateRenderer::textPos</a>(<span class="keyword">const</span> <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/classKSharedPtr.html">KateTextLine::Ptr</a> &textLine, <span class="keywordtype">int</span> xPos, uint startCol, <span class="keywordtype">bool</span> nearest)
<a name="l00938"></a>00938 {
<a name="l00939"></a>00939 Q_ASSERT(textLine);
<a name="l00940"></a>00940 <span class="keywordflow">if</span> (!textLine)
<a name="l00941"></a>00941 <span class="keywordflow">return</span> 0;
<a name="l00942"></a>00942
<a name="l00943"></a>00943 KateFontStruct *fs = <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->fontStruct();
<a name="l00944"></a>00944
<a name="l00945"></a>00945 <span class="keywordtype">int</span> x, oldX;
<a name="l00946"></a>00946 x = oldX = 0;
<a name="l00947"></a>00947
<a name="l00948"></a>00948 uint z = startCol;
<a name="l00949"></a>00949 <span class="keyword">const</span> uint len = textLine->length();
<a name="l00950"></a>00950 <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a> &textString = textLine->string();
<a name="l00951"></a>00951
<a name="l00952"></a>00952 <span class="keywordflow">while</span> ( (x < xPos) && (z < len)) {
<a name="l00953"></a>00953 oldX = x;
<a name="l00954"></a>00954
<a name="l00955"></a>00955 <a class="code" href="classKateAttribute.html" title="The Attribute class incorporates all text decorations supported by Kate.">KateAttribute</a>* a = <a class="code" href="classKateRenderer.html#a711409cee1fb05698d14591b6d33fc18" title="This takes an in index, and returns all the attributes for it.">attribute</a>(textLine->attribute(z));
<a name="l00956"></a>00956 x += a->width(*fs, textString, z, m_tabWidth);
<a name="l00957"></a>00957
<a name="l00958"></a>00958 z++;
<a name="l00959"></a>00959 }
<a name="l00960"></a>00960 <span class="keywordflow">if</span> ( ( (! nearest) || xPos - oldX < x - xPos ) && z > 0 ) {
<a name="l00961"></a>00961 z--;
<a name="l00962"></a>00962 <span class="comment">// newXPos = oldX;</span>
<a name="l00963"></a>00963 }<span class="comment">// else newXPos = x;</span>
<a name="l00964"></a>00964 <span class="keywordflow">return</span> z;
<a name="l00965"></a>00965 }
<a name="l00966"></a>00966
<a name="l00967"></a>00967 uint KateRenderer::fontHeight()
<a name="l00968"></a>00968 {
<a name="l00969"></a>00969 <span class="keywordflow">return</span> <a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->fontStruct ()->fontHeight;
<a name="l00970"></a>00970 }
<a name="l00971"></a>00971
<a name="l00972"></a>00972 uint KateRenderer::documentHeight()
<a name="l00973"></a>00973 {
<a name="l00974"></a>00974 <span class="keywordflow">return</span> m_doc->numLines() * fontHeight();
<a name="l00975"></a>00975 }
<a name="l00976"></a>00976
<a name="l00977"></a>00977 <span class="keywordtype">bool</span> KateRenderer::getSelectionBounds(uint line, uint lineLength, uint &start, uint &end)
<a name="l00978"></a>00978 {
<a name="l00979"></a>00979 <span class="keywordtype">bool</span> hasSel = <span class="keyword">false</span>;
<a name="l00980"></a>00980
<a name="l00981"></a>00981 <span class="keywordflow">if</span> (m_view->hasSelection() && !m_view->blockSelectionMode())
<a name="l00982"></a>00982 {
<a name="l00983"></a>00983 <span class="keywordflow">if</span> (m_view->lineIsSelection(line))
<a name="l00984"></a>00984 {
<a name="l00985"></a>00985 start = m_view->selStartCol();
<a name="l00986"></a>00986 end = m_view->selEndCol();
<a name="l00987"></a>00987 hasSel = <span class="keyword">true</span>;
<a name="l00988"></a>00988 }
<a name="l00989"></a>00989 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((<span class="keywordtype">int</span>)line == m_view->selStartLine())
<a name="l00990"></a>00990 {
<a name="l00991"></a>00991 start = m_view->selStartCol();
<a name="l00992"></a>00992 end = lineLength;
<a name="l00993"></a>00993 hasSel = <span class="keyword">true</span>;
<a name="l00994"></a>00994 }
<a name="l00995"></a>00995 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((<span class="keywordtype">int</span>)line == m_view->selEndLine())
<a name="l00996"></a>00996 {
<a name="l00997"></a>00997 start = 0;
<a name="l00998"></a>00998 end = m_view->selEndCol();
<a name="l00999"></a>00999 hasSel = <span class="keyword">true</span>;
<a name="l01000"></a>01000 }
<a name="l01001"></a>01001 }
<a name="l01002"></a>01002 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_view->lineHasSelected(line))
<a name="l01003"></a>01003 {
<a name="l01004"></a>01004 start = m_view->selStartCol();
<a name="l01005"></a>01005 end = m_view->selEndCol();
<a name="l01006"></a>01006 hasSel = <span class="keyword">true</span>;
<a name="l01007"></a>01007 }
<a name="l01008"></a>01008
<a name="l01009"></a>01009 <span class="keywordflow">if</span> (start > end) {
<a name="l01010"></a>01010 <span class="keywordtype">int</span> temp = end;
<a name="l01011"></a>01011 end = start;
<a name="l01012"></a>01012 start = temp;
<a name="l01013"></a>01013 }
<a name="l01014"></a>01014
<a name="l01015"></a>01015 <span class="keywordflow">return</span> hasSel;
<a name="l01016"></a>01016 }
<a name="l01017"></a>01017
<a name="l01018"></a>01018 <span class="keywordtype">void</span> KateRenderer::updateConfig ()
<a name="l01019"></a>01019 {
<a name="l01020"></a>01020 <span class="comment">// update the attibute list pointer</span>
<a name="l01021"></a>01021 <a class="code" href="classKateRenderer.html#adcf7670596785851f3b7410f49ec22b6" title="update the highlighting attributes (for example after an hl change or after hl config changed)...">updateAttributes</a> ();
<a name="l01022"></a>01022
<a name="l01023"></a>01023 <span class="keywordflow">if</span> (m_view)
<a name="l01024"></a>01024 m_view->updateRendererConfig();
<a name="l01025"></a>01025 }
<a name="l01026"></a>01026
<a name="l01027"></a><a class="code" href="classKateRenderer.html#afaf344a706cd17d6f59e4b383161c3f3">01027</a> uint <a class="code" href="classKateRenderer.html#afaf344a706cd17d6f59e4b383161c3f3" title="Text width & height calculation functions...">KateRenderer::spaceWidth</a>()
<a name="l01028"></a>01028 {
<a name="l01029"></a>01029 <span class="keywordflow">return</span> <a class="code" href="classKateRenderer.html#a711409cee1fb05698d14591b6d33fc18" title="This takes an in index, and returns all the attributes for it.">attribute</a>(0)->width(*<a class="code" href="classKateRenderer.html#ae9e31cee33eff1afbc0002f23fc65c00" title="Configuration.">config</a>()->fontStruct(), <a class="codeRef" href="qchar.html">QChar</a>(<span class="charliteral">' '</span>), m_tabWidth);
<a name="l01030"></a>01030 }
<a name="l01031"></a>01031
<a name="l01032"></a>01032 <span class="comment">// kate: space-indent on; indent-width 2; replace-tabs on;</span>
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