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<title>Camstream: CamStream API documentation</title>
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<div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="classes.html">Alphabetical List</a> | <a class="qindex" href="annotated.html">Class List</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Class Members</a> | <a class="qindex" href="globals.html">File Members</a></div>
<h1>LedBar.h</h1><a href="_led_bar_8h.html">Go to the documentation of this file.</a><pre class="fragment"><div>00001 <span class="preprocessor">#ifndef QLEDBAR_HPP</span>
00002 <span class="preprocessor"></span><span class="preprocessor">#define QLEDBAR_HPP</span>
00003 <span class="preprocessor"></span>
00004 <span class="preprocessor">#include <qcolor.h></span>
00005 <span class="preprocessor">#include <qevent.h></span>
00006 <span class="preprocessor">#include <qpixmap.h></span>
00007 <span class="preprocessor">#ifdef QT_THREAD_SUPPORT</span>
00008 <span class="preprocessor"></span><span class="preprocessor">#include <qthread.h></span>
00009 <span class="preprocessor">#endif</span>
00010 <span class="preprocessor"></span><span class="preprocessor">#include <qwidget.h></span>
00011
<a name="l00012"></a><a class="code" href="class_c_led_bar.html">00012</a> <span class="keyword">class </span><a class="code" href="class_c_led_bar.html">CLedBar</a>: <span class="keyword">public</span> QWidget
00013 {
00014 Q_OBJECT
00015 <span class="keyword">public</span>:
<a name="l00016"></a><a class="code" href="class_c_led_bar.html#w6">00016</a> <span class="keyword">enum</span> <a class="code" href="class_c_led_bar.html#w6">Orientation</a> { <span class="comment">// orientation, like a compass; the bars grow from the centre</span>
00017 <a class="code" href="class_c_led_bar.html#w6w0">North</a>,
00018 <a class="code" href="class_c_led_bar.html#w6w1">West</a>,
00019 <a class="code" href="class_c_led_bar.html#w6w2">South</a>,
00020 <a class="code" href="class_c_led_bar.html#w6w3">East</a>
00021 };
00022
<a name="l00023"></a><a class="code" href="class_c_led_bar.html#w7">00023</a> <span class="keyword">enum</span> <a class="code" href="class_c_led_bar.html#w7">BarMode</a> {
00024 <a class="code" href="class_c_led_bar.html#w7w4">SolidBar</a>,
00025 <a class="code" href="class_c_led_bar.html#w7w5">SegmentBar</a>,
00026
00027 };
00028
00029 <span class="keyword">private</span>:
00030 <span class="preprocessor">#ifdef QT_THREAD_SUPPORT</span>
00031 <span class="preprocessor"></span> QMutex Busy;
00032 <span class="preprocessor">#endif</span>
00033 <span class="preprocessor"></span> <span class="keywordtype">int</span> Minimum, Maximum, Range, Value;
00034 Orientation BarOrientation;
00035 <span class="keywordtype">int</span> BarLength; <span class="comment">// in pixels</span>
00036 <span class="keywordtype">int</span> BarWidth; <span class="comment">// in pixels</span>
00037 BarMode m_BarMode;
00038
00039 <span class="keywordtype">int</span> Segments;
00040 <span class="keywordtype">int</span> Margin;
00041
00042 <span class="keywordtype">int</span> StartOfSegment[21]; <span class="comment">// start of segment in pixels from beginning</span>
00043 <span class="keywordtype">int</span> ValueForSegment[20]; <span class="comment">// start of segment in value</span>
00044 QColor ColorOfSegment[20];
00045
00046 QPixmap DrawingArea;
00047
00048 <span class="keywordtype">void</span> BusyLock();
00049 <span class="keywordtype">void</span> BusyUnlock();
00050
00051 <span class="keywordtype">void</span> CalcBoundaries();
00052
00053 <span class="keyword">protected</span>:
00054 <span class="keywordtype">void</span> resizeEvent(QResizeEvent *);
00055 <span class="keywordtype">void</span> paintEvent(QPaintEvent *);
00056
00057 <span class="keyword">public</span>:
00058 <a class="code" href="class_c_led_bar.html">CLedBar</a>(Orientation orientation, <span class="keywordtype">int</span> min_range, <span class="keywordtype">int</span> max_range, BarMode bar_mode = SolidBar, QWidget *parent = 0, <span class="keyword">const</span> <span class="keywordtype">char</span> *name = 0);
00059
00060 <span class="keywordtype">void</span> SetBarMode(BarMode bar_mode);
00061 <span class="keywordtype">void</span> SetSegments(<span class="keywordtype">int</span> segments, <span class="keyword">const</span> QColor *colors);
00062 <span class="keywordtype">void</span> SetMargin(<span class="keywordtype">int</span> width);
00063
00064 <span class="comment">// SetPeakHold(int value, int time_ms);</span>
00065
00066 <span class="keyword">public</span> slots:
00067 <span class="keywordtype">void</span> setValue(<span class="keywordtype">int</span> value);
00068 };
00069
00070 <span class="preprocessor">#endif</span>
</div></pre><hr size="1"><address style="align: right;"><small>Generated on Wed Dec 13 23:38:46 2006 for CamStream by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border=0 ></a> 1.3.7 </small></address>
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