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<h1>HistogramInterface Class Reference</h1><!-- doxytag: class="HistogramInterface" --><!-- doxytag: inherits="QWidget" --><code>#include <<a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>></code>
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Inheritance diagram for HistogramInterface:</div>
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Collaboration diagram for HistogramInterface:</div>
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<a href="classHistogramInterface-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Signals</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#1440b03a986614e68d1656e7be9458ef">selectedRangeChanged</a> ()</td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#3fee62be6f7fc87cde10b9d6712095ce">HistogramInterface</a> (QString imageFilename, <a class="el" href="classQWidget.html">QWidget</a> *parent=0, const char *name=0)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Creates layout. <a href="#3fee62be6f7fc87cde10b9d6712095ce"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#c9a373a0d136a0651a6f2df94499966e">~HistogramInterface</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Deletes objects. <a href="#c9a373a0d136a0651a6f2df94499966e"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#84ee87d1cc494c965375266d24adfd85">setDisplayChannel</a> (<a class="el" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c">DISPLAYED_CHANNEL</a> channel)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Sets currently displayed channel. <a href="#84ee87d1cc494c965375266d24adfd85"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual QSize </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#0b98858f3eaa3c3070f6780d4b940804">minimumSizeHint</a> () const </td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#ce352a748cf063b12cd22d54f1460680">getHistBoundaries</a> (int &lumLeft, int &lumRight, int &redLeft, int &redRight, int &greenLeft, int &greenRight, int &blueLeft, int &blueRight)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns histogram boundaries <a href="#ce352a748cf063b12cd22d54f1460680"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#a50e91749fffe828524ae0248f66b4d5">resetBoundaries</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">resets all boundaries <a href="#a50e91749fffe828524ae0248f66b4d5"></a><br></td></tr>
<tr><td colspan="2"><br><h2>Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#fd5ec9e9e4e2fa256164ddbe36f01f15">paintEvent</a> (QPaintEvent *e)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#63f3252bd55b3c14da690121d76e5522">resizeEvent</a> (QResizeEvent *)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#0aefec0585b0ec72bc61a05b507852a7">mousePressEvent</a> (QMouseEvent *e)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#b22bac6176967caa35e8abbbf16835ae">mouseReleaseEvent</a> (QMouseEvent *)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#767286c2880017f9c6d5569ab645d2e4">mouseMoveEvent</a> (QMouseEvent *e)</td></tr>
<tr><td colspan="2"><br><h2>Private Slots</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#d0d7771f807788e772d3fa44b9d071c3">selectAll</a> ()</td></tr>
<tr><td colspan="2"><br><h2>Private Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#b8fcdebab7917f3725ac3a67b1386f68">getSelectedRange</a> (int &left, int &right)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">this utility function finds currently selected range <a href="#b8fcdebab7917f3725ac3a67b1386f68"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#84b7e990d4dbbb974daff7ab3e1b9784">displayToIndex</a> (int val)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">convert screen coordinate to index in 0-255 range <a href="#84b7e990d4dbbb974daff7ab3e1b9784"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#99a2daa291c70090c5a97c0d5afe81d1">indexToDisplay</a> (int val)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">converts index in 0-255 ranges to screen coordinate <a href="#99a2daa291c70090c5a97c0d5afe81d1"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#3de7a7717a5dcec4a5f30804a93ac42c">nearBoundary</a> (QPoint p)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">determines if mouse is near boundary <a href="#3de7a7717a5dcec4a5f30804a93ac42c"></a><br></td></tr>
<tr><td colspan="2"><br><h2>Private Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c">DISPLAYED_CHANNEL</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad">displayedChannel</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Currently displayed channel. <a href="#005d412a06b0a721550ad2e6771472ad"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#264a35c05cd4a2a07a788eddc59fb1c9">redVals</a> [256]</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">color and luminosity histograms <a href="#264a35c05cd4a2a07a788eddc59fb1c9"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#ea8d7c5b0ef52e4830f254733e3c65c8">greenVals</a> [256]</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#dea84cd738a840ded8460c4ad3154414">blueVals</a> [256]</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#9ba8f2a0167eaf22e8547cc5f417a0c0">grayVals</a> [256]</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#c121590b892cb920b6260d220b84fae7">maxRcount</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">max r,g,b, and gray counts <a href="#c121590b892cb920b6260d220b84fae7"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#03b8ff199cfe546459b6894e87eb4bc6">maxGcount</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#8ca76cbbcb85f7a598c249b2c5df70d9">maxBcount</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#002f958b7305f8d1f55a4c1112306b18">maxGRAYcount</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#f3fc052e8ec7735210cbe0fe94b7c248">lumClick</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">left and right bounds for each channel <a href="#f3fc052e8ec7735210cbe0fe94b7c248"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#23ba1cfd72013e546982553419763aac">lumDrag</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#bb0fff71ccb28404c55975e441880fbd">redClick</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#9926622cab9d0479639fe0b3ea48dece">redDrag</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#64b0c0b295c4c3c8ccfb0ddf64e06350">greenClick</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#58a584d1a02a5fd39540bd513a1c9ef4">greenDrag</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#75e62e75624002bbfa0618d5568ba5a2">blueClick</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#ab53e01ee86860b86d0fad0ecd8a2a00">blueDrag</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">QSize </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#3d00d362e2f88b7ecc9c91cd4a6501f8">origImageSize</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">original image dimensions, needed for painting <a href="#3d00d362e2f88b7ecc9c91cd4a6501f8"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a">DRAG_MODE</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#7c74c0c3c02444b6ff4b3b5c9608514a">dragMode</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">effect of mouse drags <a href="#7c74c0c3c02444b6ff4b3b5c9608514a"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a">DRAG_MODE</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classHistogramInterface.html#8e91960530b360d49fbe0a94a0090f88">currentMouseShape</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">current mouse shape. <a href="#8e91960530b360d49fbe0a94a0090f88"></a><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00040">40</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="3fee62be6f7fc87cde10b9d6712095ce"></a><!-- doxytag: member="HistogramInterface::HistogramInterface" ref="3fee62be6f7fc87cde10b9d6712095ce" args="(QString imageFilename, QWidget *parent=0, const char *name=0)" -->
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<td class="memname">HistogramInterface::HistogramInterface </td>
<td>(</td>
<td class="paramtype">QString </td>
<td class="paramname"> <em>imageFilename</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="classQWidget.html">QWidget</a> * </td>
<td class="paramname"> <em>parent</em> = <code>0</code>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"> <em>name</em> = <code>0</code></td><td> </td>
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<td></td>
<td>)</td>
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<p>
Creates layout.
<p>
<p>
add keybinding for selecting entire range
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00036">36</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="histogramInterface_8h_source.html#l00100">blueVals</a>, <a class="el" href="cursors_8h_source.html#l00017">CROSS_CURSOR</a>, <a class="el" href="histogramInterface_8h_source.html#l00120">currentMouseShape</a>, <a class="el" href="histogramInterface_8h_source.html#l00095">displayedChannel</a>, <a class="el" href="histogramInterface_8h_source.html#l00116">dragMode</a>, <a class="el" href="cursors_8cpp_source.html#l00052">getCursor()</a>, <a class="el" href="imageTools_8cpp_source.html#l00192">getImageSize()</a>, <a class="el" href="histogramInterface_8h_source.html#l00101">grayVals</a>, <a class="el" href="histogramInterface_8h_source.html#l00099">greenVals</a>, <a class="el" href="histogramInterface_8h_source.html#l00023">LUMINOSITY</a>, <a class="el" href="histogramInterface_8h_source.html#l00104">maxBcount</a>, <a class="el" href="histogramInterface_8h_source.html#l00104">maxGcount</a>, <a class="el" href="histogramInterface_8h_source.html#l00104">maxGRAYcount</a>, <a class="el" href="histogramInterface_8h_source.html#l00104">maxRcount</a>, <a class="el" href="histogramInterface_8h_source.html#l00033">NO_EFFECT</a>, <a class="el" href="histogramInterface_8h_source.html#l00113">origImageSize</a>, <a class="el" href="histogramInterface_8h_source.html#l00098">redVals</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00452">resetBoundaries()</a>, <a class="el" href="imageTools_8cpp_source.html#l00157">scaleImage()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00037"></a>00037 :
<a name="l00038"></a>00038 <a class="code" href="classQWidget.html">QWidget</a> (parent, name, WNoAutoErase)
<a name="l00039"></a>00039 {
<a name="l00040"></a>00040 <span class="comment">//set default mode to adjusted image</span>
<a name="l00041"></a>00041 <a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> = <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c5541521f58ed91756b07fbc0df85137b">LUMINOSITY</a>;
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="comment">//record original image width and height</span>
<a name="l00044"></a>00044 <a class="code" href="imageTools_8cpp.html#2af7f0a9c4f931ad3213c36796e95288" title="Get image dimensions.">getImageSize</a>( imageFilename, <a class="code" href="classHistogramInterface.html#3d00d362e2f88b7ecc9c91cd4a6501f8" title="original image dimensions, needed for painting">origImageSize</a> );
<a name="l00045"></a>00045
<a name="l00046"></a>00046 <span class="comment">//construct histogram for color and luminosity channels</span>
<a name="l00047"></a>00047 <span class="comment">//resize image to current screen size for faster</span>
<a name="l00048"></a>00048 <span class="comment">//scaling during resize events</span>
<a name="l00049"></a>00049 QRect screenSize = qApp->desktop()->availableGeometry();
<a name="l00050"></a>00050 QImage image;
<a name="l00051"></a>00051 <a class="code" href="imageTools_8cpp.html#126e11984fb8124e78e3b1b68a24870c" title="Scale image and save copy to disk.">scaleImage</a>( imageFilename, image, screenSize.width()/4, screenSize.height()/4 );
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="keywordtype">int</span> i;
<a name="l00054"></a>00054 <span class="keywordflow">for</span>(i=0; i<256; i++)
<a name="l00055"></a>00055 {
<a name="l00056"></a>00056 <a class="code" href="classHistogramInterface.html#264a35c05cd4a2a07a788eddc59fb1c9" title="color and luminosity histograms">redVals</a>[i] = 0;
<a name="l00057"></a>00057 <a class="code" href="classHistogramInterface.html#ea8d7c5b0ef52e4830f254733e3c65c8">greenVals</a>[i] = 0;
<a name="l00058"></a>00058 <a class="code" href="classHistogramInterface.html#dea84cd738a840ded8460c4ad3154414">blueVals</a>[i] = 0;
<a name="l00059"></a>00059 <a class="code" href="classHistogramInterface.html#9ba8f2a0167eaf22e8547cc5f417a0c0">grayVals</a>[i] = 0;
<a name="l00060"></a>00060 }
<a name="l00061"></a>00061 <span class="keywordtype">int</span> x, y;
<a name="l00062"></a>00062 QRgb* rgb;
<a name="l00063"></a>00063 uchar* scanLine;
<a name="l00064"></a>00064 <span class="keywordflow">for</span>( y=0; y<image.height(); y++)
<a name="l00065"></a>00065 {
<a name="l00066"></a>00066 scanLine = image.scanLine(y);
<a name="l00067"></a>00067 <span class="keywordflow">for</span>( x=0; x<image.width(); x++)
<a name="l00068"></a>00068 {
<a name="l00069"></a>00069 rgb = ((QRgb*)scanLine+x);
<a name="l00070"></a>00070 <a class="code" href="classHistogramInterface.html#264a35c05cd4a2a07a788eddc59fb1c9" title="color and luminosity histograms">redVals</a>[ qRed(*rgb) ]++;
<a name="l00071"></a>00071 <a class="code" href="classHistogramInterface.html#ea8d7c5b0ef52e4830f254733e3c65c8">greenVals</a>[ qGreen(*rgb) ]++;
<a name="l00072"></a>00072 <a class="code" href="classHistogramInterface.html#dea84cd738a840ded8460c4ad3154414">blueVals</a>[ qBlue(*rgb) ]++;
<a name="l00073"></a>00073 <a class="code" href="classHistogramInterface.html#9ba8f2a0167eaf22e8547cc5f417a0c0">grayVals</a>[ qGray(*rgb) ]++;
<a name="l00074"></a>00074 } <span class="comment">//x</span>
<a name="l00075"></a>00075 } <span class="comment">//y</span>
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="comment">//find max r,g,b, and gray counts</span>
<a name="l00078"></a>00078 <a class="code" href="classHistogramInterface.html#c121590b892cb920b6260d220b84fae7" title="max r,g,b, and gray counts">maxRcount</a> = 0;
<a name="l00079"></a>00079 <a class="code" href="classHistogramInterface.html#03b8ff199cfe546459b6894e87eb4bc6">maxGcount</a> = 0;
<a name="l00080"></a>00080 <a class="code" href="classHistogramInterface.html#8ca76cbbcb85f7a598c249b2c5df70d9">maxBcount</a> = 0;
<a name="l00081"></a>00081 <a class="code" href="classHistogramInterface.html#002f958b7305f8d1f55a4c1112306b18">maxGRAYcount</a> = 0;
<a name="l00082"></a>00082 <span class="keywordflow">for</span>(i=0; i<256; i++)
<a name="l00083"></a>00083 {
<a name="l00084"></a>00084 <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#264a35c05cd4a2a07a788eddc59fb1c9" title="color and luminosity histograms">redVals</a>[i] > <a class="code" href="classHistogramInterface.html#c121590b892cb920b6260d220b84fae7" title="max r,g,b, and gray counts">maxRcount</a>) <a class="code" href="classHistogramInterface.html#c121590b892cb920b6260d220b84fae7" title="max r,g,b, and gray counts">maxRcount</a> = <a class="code" href="classHistogramInterface.html#264a35c05cd4a2a07a788eddc59fb1c9" title="color and luminosity histograms">redVals</a>[i];
<a name="l00085"></a>00085 <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#ea8d7c5b0ef52e4830f254733e3c65c8">greenVals</a>[i] > <a class="code" href="classHistogramInterface.html#03b8ff199cfe546459b6894e87eb4bc6">maxGcount</a>) <a class="code" href="classHistogramInterface.html#03b8ff199cfe546459b6894e87eb4bc6">maxGcount</a> = <a class="code" href="classHistogramInterface.html#ea8d7c5b0ef52e4830f254733e3c65c8">greenVals</a>[i];
<a name="l00086"></a>00086 <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#dea84cd738a840ded8460c4ad3154414">blueVals</a>[i] > <a class="code" href="classHistogramInterface.html#8ca76cbbcb85f7a598c249b2c5df70d9">maxBcount</a>) <a class="code" href="classHistogramInterface.html#8ca76cbbcb85f7a598c249b2c5df70d9">maxBcount</a> = <a class="code" href="classHistogramInterface.html#dea84cd738a840ded8460c4ad3154414">blueVals</a>[i];
<a name="l00087"></a>00087 <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#9ba8f2a0167eaf22e8547cc5f417a0c0">grayVals</a>[i] > <a class="code" href="classHistogramInterface.html#002f958b7305f8d1f55a4c1112306b18">maxGRAYcount</a>) <a class="code" href="classHistogramInterface.html#002f958b7305f8d1f55a4c1112306b18">maxGRAYcount</a> = <a class="code" href="classHistogramInterface.html#9ba8f2a0167eaf22e8547cc5f417a0c0">grayVals</a>[i];
<a name="l00088"></a>00088 }
<a name="l00089"></a>00089 <span class="comment">//---- </span>
<a name="l00090"></a>00090 <span class="comment">//by default mouse drags have no effect</span>
<a name="l00091"></a>00091 <a class="code" href="classHistogramInterface.html#7c74c0c3c02444b6ff4b3b5c9608514a" title="effect of mouse drags">dragMode</a> = <a class="code" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a548126d587d43d3630c45cd091e095f7">NO_EFFECT</a>;
<a name="l00092"></a>00092 <a class="code" href="classHistogramInterface.html#8e91960530b360d49fbe0a94a0090f88" title="current mouse shape.">currentMouseShape</a> = <a class="code" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a548126d587d43d3630c45cd091e095f7">NO_EFFECT</a>;
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="comment">//watch mouse movements in order to drag selection</span>
<a name="l00095"></a>00095 setMouseTracking(<span class="keyword">true</span>);
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="comment">//accept focus when clicked on</span>
<a name="l00098"></a>00098 setFocusPolicy( QWidget::ClickFocus );
<a name="l00099"></a>00099
<a name="l00101"></a>00101 QAccel *keyAccel = <span class="keyword">new</span> QAccel( <span class="keyword">this</span> );
<a name="l00102"></a>00102 keyAccel->connectItem( keyAccel->insertItem( CTRL + Key_A),
<a name="l00103"></a>00103 <span class="keyword">this</span>, SLOT(<a class="code" href="classHistogramInterface.html#d0d7771f807788e772d3fa44b9d071c3">selectAll</a>()) );
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="comment">//default cursor is cross hair indication regions can be selected</span>
<a name="l00106"></a>00106 setCursor( <a class="code" href="cursors_8cpp.html#8d89fd03db7e35090175ec42e8af8f3f">getCursor</a>(<a class="code" href="cursors_8h.html#384a874a43b4618a4c20506728f1c647c7f7eb79f43d18a0d6f51be79e78f012">CROSS_CURSOR</a>) );
<a name="l00107"></a>00107
<a name="l00108"></a>00108 <span class="comment">//by default entire range is selected for all channels</span>
<a name="l00109"></a>00109 <a class="code" href="classHistogramInterface.html#a50e91749fffe828524ae0248f66b4d5" title="resets all boundaries">resetBoundaries</a>();
<a name="l00110"></a>00110 }
</pre></div>
<p>
</div>
</div><p>
<a class="anchor" name="c9a373a0d136a0651a6f2df94499966e"></a><!-- doxytag: member="HistogramInterface::~HistogramInterface" ref="c9a373a0d136a0651a6f2df94499966e" args="()" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">HistogramInterface::~HistogramInterface </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Deletes objects.
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00112">112</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00112"></a>00112 { }
</pre></div>
<p>
</div>
</div><p>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="84b7e990d4dbbb974daff7ab3e1b9784"></a><!-- doxytag: member="HistogramInterface::displayToIndex" ref="84b7e990d4dbbb974daff7ab3e1b9784" args="(int val)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">double HistogramInterface::displayToIndex </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"> <em>val</em> </td>
<td> ) </td>
<td><code> [private]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
convert screen coordinate to index in 0-255 range
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00145">145</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="blur_8cpp_source.html#l00079">width</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00368">mouseMoveEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00291">nearBoundary()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00146"></a>00146 {
<a name="l00147"></a>00147 <span class="keywordflow">return</span> (255.0*coordinate) / ( <a class="code" href="blur_8cpp.html#2474a5474cbff19523a51eb1de01cda4">width</a>()-1 );
<a name="l00148"></a>00148 }
</pre></div>
<p>
</div>
</div><p>
<a class="anchor" name="ce352a748cf063b12cd22d54f1460680"></a><!-- doxytag: member="HistogramInterface::getHistBoundaries" ref="ce352a748cf063b12cd22d54f1460680" args="(int &lumLeft, int &lumRight, int &redLeft, int &redRight, int &greenLeft, int &greenRight, int &blueLeft, int &blueRight)" -->
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<td class="memname">void HistogramInterface::getHistBoundaries </td>
<td>(</td>
<td class="paramtype">int & </td>
<td class="paramname"> <em>lumLeft</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int & </td>
<td class="paramname"> <em>lumRight</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int & </td>
<td class="paramname"> <em>redLeft</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int & </td>
<td class="paramname"> <em>redRight</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int & </td>
<td class="paramname"> <em>greenLeft</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int & </td>
<td class="paramname"> <em>greenRight</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int & </td>
<td class="paramname"> <em>blueLeft</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int & </td>
<td class="paramname"> <em>blueRight</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
returns histogram boundaries
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00434">434</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="histogramInterface_8h_source.html#l00110">blueClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00110">blueDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00109">greenClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00109">greenDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00107">lumClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00107">lumDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00108">redClick</a>, and <a class="el" href="histogramInterface_8h_source.html#l00108">redDrag</a>.</p>
<p>Referenced by <a class="el" href="histogramEditor_8cpp_source.html#l00295">HistogramEditor::adjustImage()</a>, <a class="el" href="histogramEditor_8cpp_source.html#l00201">HistogramEditor::applyAction()</a>, and <a class="el" href="histogramEditor_8cpp_source.html#l00260">HistogramEditor::getHistBoundaries()</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00438"></a>00438 {
<a name="l00439"></a>00439 lumLeft = QMIN( <a class="code" href="classHistogramInterface.html#f3fc052e8ec7735210cbe0fe94b7c248" title="left and right bounds for each channel">lumClick</a>, <a class="code" href="classHistogramInterface.html#23ba1cfd72013e546982553419763aac">lumDrag</a> );
<a name="l00440"></a>00440 lumRight = QMAX( <a class="code" href="classHistogramInterface.html#f3fc052e8ec7735210cbe0fe94b7c248" title="left and right bounds for each channel">lumClick</a>, <a class="code" href="classHistogramInterface.html#23ba1cfd72013e546982553419763aac">lumDrag</a> );
<a name="l00441"></a>00441
<a name="l00442"></a>00442 redLeft = QMIN( <a class="code" href="classHistogramInterface.html#bb0fff71ccb28404c55975e441880fbd">redClick</a>, <a class="code" href="classHistogramInterface.html#9926622cab9d0479639fe0b3ea48dece">redDrag</a> );
<a name="l00443"></a>00443 redRight = QMAX( <a class="code" href="classHistogramInterface.html#bb0fff71ccb28404c55975e441880fbd">redClick</a>, <a class="code" href="classHistogramInterface.html#9926622cab9d0479639fe0b3ea48dece">redDrag</a> );
<a name="l00444"></a>00444
<a name="l00445"></a>00445 greenLeft = QMIN( <a class="code" href="classHistogramInterface.html#64b0c0b295c4c3c8ccfb0ddf64e06350">greenClick</a>, <a class="code" href="classHistogramInterface.html#58a584d1a02a5fd39540bd513a1c9ef4">greenDrag</a> );
<a name="l00446"></a>00446 greenRight = QMAX( <a class="code" href="classHistogramInterface.html#64b0c0b295c4c3c8ccfb0ddf64e06350">greenClick</a>, <a class="code" href="classHistogramInterface.html#58a584d1a02a5fd39540bd513a1c9ef4">greenDrag</a> );
<a name="l00447"></a>00447
<a name="l00448"></a>00448 blueLeft = QMIN( <a class="code" href="classHistogramInterface.html#75e62e75624002bbfa0618d5568ba5a2">blueClick</a>, <a class="code" href="classHistogramInterface.html#ab53e01ee86860b86d0fad0ecd8a2a00">blueDrag</a> );
<a name="l00449"></a>00449 blueRight = QMAX( <a class="code" href="classHistogramInterface.html#75e62e75624002bbfa0618d5568ba5a2">blueClick</a>, <a class="code" href="classHistogramInterface.html#ab53e01ee86860b86d0fad0ecd8a2a00">blueDrag</a> );
<a name="l00450"></a>00450 }
</pre></div>
<p>
</div>
</div><p>
<a class="anchor" name="b8fcdebab7917f3725ac3a67b1386f68"></a><!-- doxytag: member="HistogramInterface::getSelectedRange" ref="b8fcdebab7917f3725ac3a67b1386f68" args="(int &left, int &right)" -->
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<td class="memname">void HistogramInterface::getSelectedRange </td>
<td>(</td>
<td class="paramtype">int & </td>
<td class="paramname"> <em>left</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int & </td>
<td class="paramname"> <em>right</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [private]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
this utility function finds currently selected range
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00119">119</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="histogramInterface_8h_source.html#l00026">BLUE</a>, <a class="el" href="histogramInterface_8h_source.html#l00110">blueClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00110">blueDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00095">displayedChannel</a>, <a class="el" href="histogramInterface_8h_source.html#l00025">GREEN</a>, <a class="el" href="histogramInterface_8h_source.html#l00109">greenClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00109">greenDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00107">lumClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00107">lumDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00023">LUMINOSITY</a>, <a class="el" href="histogramInterface_8h_source.html#l00024">RED</a>, <a class="el" href="histogramInterface_8h_source.html#l00108">redClick</a>, and <a class="el" href="histogramInterface_8h_source.html#l00108">redDrag</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00368">mouseMoveEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00291">nearBoundary()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00120"></a>00120 {
<a name="l00121"></a>00121 <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c5541521f58ed91756b07fbc0df85137b">LUMINOSITY</a>)
<a name="l00122"></a>00122 {
<a name="l00123"></a>00123 left = QMIN( <a class="code" href="classHistogramInterface.html#f3fc052e8ec7735210cbe0fe94b7c248" title="left and right bounds for each channel">lumClick</a>, <a class="code" href="classHistogramInterface.html#23ba1cfd72013e546982553419763aac">lumDrag</a> );
<a name="l00124"></a>00124 right = QMAX( <a class="code" href="classHistogramInterface.html#f3fc052e8ec7735210cbe0fe94b7c248" title="left and right bounds for each channel">lumClick</a>, <a class="code" href="classHistogramInterface.html#23ba1cfd72013e546982553419763aac">lumDrag</a> );
<a name="l00125"></a>00125 }
<a name="l00126"></a>00126 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8cf80f9a890089d211842d59625e561f88">RED</a>)
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128 left = QMIN( <a class="code" href="classHistogramInterface.html#bb0fff71ccb28404c55975e441880fbd">redClick</a>, <a class="code" href="classHistogramInterface.html#9926622cab9d0479639fe0b3ea48dece">redDrag</a> );
<a name="l00129"></a>00129 right = QMAX( <a class="code" href="classHistogramInterface.html#bb0fff71ccb28404c55975e441880fbd">redClick</a>, <a class="code" href="classHistogramInterface.html#9926622cab9d0479639fe0b3ea48dece">redDrag</a> );
<a name="l00130"></a>00130 }
<a name="l00131"></a>00131 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8ca60bd322f93178d68184e30e162571ca">GREEN</a>)
<a name="l00132"></a>00132 {
<a name="l00133"></a>00133 left = QMIN( <a class="code" href="classHistogramInterface.html#64b0c0b295c4c3c8ccfb0ddf64e06350">greenClick</a>, <a class="code" href="classHistogramInterface.html#58a584d1a02a5fd39540bd513a1c9ef4">greenDrag</a> );
<a name="l00134"></a>00134 right = QMAX( <a class="code" href="classHistogramInterface.html#64b0c0b295c4c3c8ccfb0ddf64e06350">greenClick</a>, <a class="code" href="classHistogramInterface.html#58a584d1a02a5fd39540bd513a1c9ef4">greenDrag</a> );
<a name="l00135"></a>00135 }
<a name="l00136"></a>00136 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c35d6719cb4d7577c031b3d79057a1b79">BLUE</a>)
<a name="l00137"></a>00137 {
<a name="l00138"></a>00138 left = QMIN( <a class="code" href="classHistogramInterface.html#75e62e75624002bbfa0618d5568ba5a2">blueClick</a>, <a class="code" href="classHistogramInterface.html#ab53e01ee86860b86d0fad0ecd8a2a00">blueDrag</a> );
<a name="l00139"></a>00139 right = QMAX( <a class="code" href="classHistogramInterface.html#75e62e75624002bbfa0618d5568ba5a2">blueClick</a>, <a class="code" href="classHistogramInterface.html#ab53e01ee86860b86d0fad0ecd8a2a00">blueDrag</a> );
<a name="l00140"></a>00140 }
<a name="l00141"></a>00141 <span class="keywordflow">else</span>
<a name="l00142"></a>00142 { left = 0; right = 0; }
<a name="l00143"></a>00143 }
</pre></div>
<p>
</div>
</div><p>
<a class="anchor" name="99a2daa291c70090c5a97c0d5afe81d1"></a><!-- doxytag: member="HistogramInterface::indexToDisplay" ref="99a2daa291c70090c5a97c0d5afe81d1" args="(int val)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
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<td class="memname">int HistogramInterface::indexToDisplay </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"> <em>val</em> </td>
<td> ) </td>
<td><code> [private]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
converts index in 0-255 ranges to screen coordinate
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00150">150</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="blur_8cpp_source.html#l00079">width</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00151"></a>00151 {
<a name="l00152"></a>00152 <span class="keywordflow">return</span> (index* (<a class="code" href="blur_8cpp.html#2474a5474cbff19523a51eb1de01cda4">width</a>()-1) ) / 255;
<a name="l00153"></a>00153 }
</pre></div>
<p>
</div>
</div><p>
<a class="anchor" name="0b98858f3eaa3c3070f6780d4b940804"></a><!-- doxytag: member="HistogramInterface::minimumSizeHint" ref="0b98858f3eaa3c3070f6780d4b940804" args="() const " -->
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<tr>
<td class="memname">QSize HistogramInterface::minimumSizeHint </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td> const<code> [virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00286">286</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="histogramInterface_8cpp_source.html#l00031">COLOR_BAR_BORDER</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00032">COLOR_BAR_HEIGHT</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00030">COLOR_BAR_MARGIN</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00287"></a>00287 {
<a name="l00288"></a>00288 <span class="keywordflow">return</span> QSize( 256,100 + <a class="code" href="histogramInterface_8cpp.html#7de3a77a1aace94056e3bbf410a94648">COLOR_BAR_MARGIN</a> + 2*<a class="code" href="histogramInterface_8cpp.html#7fe30b41da5cfd303bd5b87305aae9c5">COLOR_BAR_BORDER</a> + <a class="code" href="histogramInterface_8cpp.html#c048e12ca829cb014d17cd1badcd2e84">COLOR_BAR_HEIGHT</a> );
<a name="l00289"></a>00289 }
</pre></div>
<p>
</div>
</div><p>
<a class="anchor" name="767286c2880017f9c6d5569ab645d2e4"></a><!-- doxytag: member="HistogramInterface::mouseMoveEvent" ref="767286c2880017f9c6d5569ab645d2e4" args="(QMouseEvent *e)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void HistogramInterface::mouseMoveEvent </td>
<td>(</td>
<td class="paramtype">QMouseEvent * </td>
<td class="paramname"> <em>e</em> </td>
<td> ) </td>
<td><code> [protected]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00368">368</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="histogramInterface_8h_source.html#l00026">BLUE</a>, <a class="el" href="histogramInterface_8h_source.html#l00110">blueDrag</a>, <a class="el" href="cursors_8h_source.html#l00017">CROSS_CURSOR</a>, <a class="el" href="histogramInterface_8h_source.html#l00120">currentMouseShape</a>, <a class="el" href="histogramInterface_8h_source.html#l00095">displayedChannel</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00145">displayToIndex()</a>, <a class="el" href="histogramInterface_8h_source.html#l00032">DRAG</a>, <a class="el" href="histogramInterface_8h_source.html#l00116">dragMode</a>, <a class="el" href="cursors_8cpp_source.html#l00052">getCursor()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8h_source.html#l00025">GREEN</a>, <a class="el" href="histogramInterface_8h_source.html#l00109">greenDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00107">lumDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00023">LUMINOSITY</a>, <a class="el" href="cursors_8h_source.html#l00020">MOVE_HOR_CURSOR</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00291">nearBoundary()</a>, <a class="el" href="histogramInterface_8h_source.html#l00033">NO_EFFECT</a>, <a class="el" href="histogramInterface_8h_source.html#l00024">RED</a>, <a class="el" href="histogramInterface_8h_source.html#l00108">redDrag</a>, <a class="el" href="classHistogramInterface.html#1440b03a986614e68d1656e7be9458ef">selectedRangeChanged()</a>, and <a class="el" href="blur_8cpp_source.html#l00079">width</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00369"></a>00369 {
<a name="l00370"></a>00370 <span class="comment">//if not dragging a selection then update mouse cursor as appropriate</span>
<a name="l00371"></a>00371 <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#7c74c0c3c02444b6ff4b3b5c9608514a" title="effect of mouse drags">dragMode</a> == <a class="code" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a548126d587d43d3630c45cd091e095f7">NO_EFFECT</a>)
<a name="l00372"></a>00372 {
<a name="l00373"></a>00373 <span class="keywordflow">if</span>( <a class="code" href="classHistogramInterface.html#3de7a7717a5dcec4a5f30804a93ac42c" title="determines if mouse is near boundary">nearBoundary</a>(e->pos()) && <a class="code" href="classHistogramInterface.html#8e91960530b360d49fbe0a94a0090f88" title="current mouse shape.">currentMouseShape</a> == <a class="code" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a548126d587d43d3630c45cd091e095f7">NO_EFFECT</a> )
<a name="l00374"></a>00374 {
<a name="l00375"></a>00375 <a class="code" href="classHistogramInterface.html#8e91960530b360d49fbe0a94a0090f88" title="current mouse shape.">currentMouseShape</a> = <a class="code" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a52e3d57e4410a3f781e113a401378c42">DRAG</a>;
<a name="l00376"></a>00376 setCursor( <a class="code" href="cursors_8cpp.html#8d89fd03db7e35090175ec42e8af8f3f">getCursor</a>(<a class="code" href="cursors_8h.html#384a874a43b4618a4c20506728f1c6478b659aefdfad1b15a9e9dcbd7c524f25">MOVE_HOR_CURSOR</a>) );
<a name="l00377"></a>00377 }
<a name="l00378"></a>00378 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( !<a class="code" href="classHistogramInterface.html#3de7a7717a5dcec4a5f30804a93ac42c" title="determines if mouse is near boundary">nearBoundary</a>(e->pos()) && <a class="code" href="classHistogramInterface.html#8e91960530b360d49fbe0a94a0090f88" title="current mouse shape.">currentMouseShape</a> == <a class="code" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a52e3d57e4410a3f781e113a401378c42">DRAG</a> )
<a name="l00379"></a>00379 {
<a name="l00380"></a>00380 <a class="code" href="classHistogramInterface.html#8e91960530b360d49fbe0a94a0090f88" title="current mouse shape.">currentMouseShape</a> = <a class="code" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a548126d587d43d3630c45cd091e095f7">NO_EFFECT</a>;
<a name="l00381"></a>00381 setCursor( <a class="code" href="cursors_8cpp.html#8d89fd03db7e35090175ec42e8af8f3f">getCursor</a>(<a class="code" href="cursors_8h.html#384a874a43b4618a4c20506728f1c647c7f7eb79f43d18a0d6f51be79e78f012">CROSS_CURSOR</a>) );
<a name="l00382"></a>00382 }
<a name="l00383"></a>00383
<a name="l00384"></a>00384 <span class="keywordflow">return</span>;
<a name="l00385"></a>00385 }
<a name="l00386"></a>00386
<a name="l00387"></a>00387 <span class="comment">//compute index in 0-255 range from mouse coordinates</span>
<a name="l00388"></a>00388 <span class="keywordtype">int</span> x = QMAX( QMIN( e->pos().x(), <a class="code" href="blur_8cpp.html#2474a5474cbff19523a51eb1de01cda4">width</a>()-1 ), 0 );
<a name="l00389"></a>00389 <span class="keywordtype">int</span> index = (int) <a class="code" href="classHistogramInterface.html#84b7e990d4dbbb974daff7ab3e1b9784" title="convert screen coordinate to index in 0-255 range">displayToIndex</a>( x );
<a name="l00390"></a>00390
<a name="l00391"></a>00391 <span class="comment">//reset boundary</span>
<a name="l00392"></a>00392 <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c5541521f58ed91756b07fbc0df85137b">LUMINOSITY</a>) { <a class="code" href="classHistogramInterface.html#23ba1cfd72013e546982553419763aac">lumDrag</a> = index; }
<a name="l00393"></a>00393 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8cf80f9a890089d211842d59625e561f88">RED</a>) { <a class="code" href="classHistogramInterface.html#9926622cab9d0479639fe0b3ea48dece">redDrag</a> = index; }
<a name="l00394"></a>00394 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8ca60bd322f93178d68184e30e162571ca">GREEN</a>) { <a class="code" href="classHistogramInterface.html#58a584d1a02a5fd39540bd513a1c9ef4">greenDrag</a> = index; }
<a name="l00395"></a>00395 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c35d6719cb4d7577c031b3d79057a1b79">BLUE</a>) { <a class="code" href="classHistogramInterface.html#ab53e01ee86860b86d0fad0ecd8a2a00">blueDrag</a> = index; }
<a name="l00396"></a>00396
<a name="l00397"></a>00397 <span class="comment">//repaint</span>
<a name="l00398"></a>00398 repaint(<span class="keyword">false</span>);
<a name="l00399"></a>00399
<a name="l00400"></a>00400 <span class="comment">//emit selectection changed signal</span>
<a name="l00401"></a>00401 <span class="keywordtype">int</span> left, right;
<a name="l00402"></a>00402 <a class="code" href="classHistogramInterface.html#b8fcdebab7917f3725ac3a67b1386f68" title="this utility function finds currently selected range">getSelectedRange</a>( left, right );
<a name="l00403"></a>00403 emit <a class="code" href="classHistogramInterface.html#1440b03a986614e68d1656e7be9458ef">selectedRangeChanged</a>();
<a name="l00404"></a>00404 }
</pre></div>
<p>
</div>
</div><p>
<a class="anchor" name="0aefec0585b0ec72bc61a05b507852a7"></a><!-- doxytag: member="HistogramInterface::mousePressEvent" ref="0aefec0585b0ec72bc61a05b507852a7" args="(QMouseEvent *e)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void HistogramInterface::mousePressEvent </td>
<td>(</td>
<td class="paramtype">QMouseEvent * </td>
<td class="paramname"> <em>e</em> </td>
<td> ) </td>
<td><code> [protected]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00307">307</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="histogramInterface_8h_source.html#l00110">blueClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00110">blueDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00095">displayedChannel</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00145">displayToIndex()</a>, <a class="el" href="histogramInterface_8h_source.html#l00032">DRAG</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00028">DRAG_THRESHOLD</a>, <a class="el" href="histogramInterface_8h_source.html#l00116">dragMode</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8h_source.html#l00025">GREEN</a>, <a class="el" href="histogramInterface_8h_source.html#l00109">greenClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00109">greenDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00107">lumClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00107">lumDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00023">LUMINOSITY</a>, <a class="el" href="histogramInterface_8h_source.html#l00024">RED</a>, <a class="el" href="histogramInterface_8h_source.html#l00108">redClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00108">redDrag</a>, and <a class="el" href="classHistogramInterface.html#1440b03a986614e68d1656e7be9458ef">selectedRangeChanged()</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00308"></a>00308 {
<a name="l00309"></a>00309 <span class="comment">//begin drag mode!</span>
<a name="l00310"></a>00310 <a class="code" href="classHistogramInterface.html#7c74c0c3c02444b6ff4b3b5c9608514a" title="effect of mouse drags">dragMode</a> = <a class="code" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a52e3d57e4410a3f781e113a401378c42">DRAG</a>;
<a name="l00311"></a>00311
<a name="l00312"></a>00312 <span class="comment">//compute index from mouse position</span>
<a name="l00313"></a>00313 <span class="keywordtype">int</span> index = (int) <a class="code" href="classHistogramInterface.html#84b7e990d4dbbb974daff7ab3e1b9784" title="convert screen coordinate to index in 0-255 range">displayToIndex</a>( e->pos().x() );
<a name="l00314"></a>00314
<a name="l00315"></a>00315 <span class="comment">//get left and right to check for clicks near current boundaries</span>
<a name="l00316"></a>00316 <span class="keywordtype">int</span> left, right;
<a name="l00317"></a>00317 <a class="code" href="classHistogramInterface.html#b8fcdebab7917f3725ac3a67b1386f68" title="this utility function finds currently selected range">getSelectedRange</a>( left, right );
<a name="l00318"></a>00318
<a name="l00319"></a>00319 <span class="comment">//get click and drag handles</span>
<a name="l00320"></a>00320 <span class="keywordtype">int</span> *click, *drag;
<a name="l00321"></a>00321 <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c5541521f58ed91756b07fbc0df85137b">LUMINOSITY</a>)
<a name="l00322"></a>00322 {
<a name="l00323"></a>00323 click = &<a class="code" href="classHistogramInterface.html#f3fc052e8ec7735210cbe0fe94b7c248" title="left and right bounds for each channel">lumClick</a>; drag = &<a class="code" href="classHistogramInterface.html#23ba1cfd72013e546982553419763aac">lumDrag</a>;
<a name="l00324"></a>00324 }
<a name="l00325"></a>00325 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8cf80f9a890089d211842d59625e561f88">RED</a>)
<a name="l00326"></a>00326 {
<a name="l00327"></a>00327 click = &<a class="code" href="classHistogramInterface.html#bb0fff71ccb28404c55975e441880fbd">redClick</a>; drag = &<a class="code" href="classHistogramInterface.html#9926622cab9d0479639fe0b3ea48dece">redDrag</a>;
<a name="l00328"></a>00328 }
<a name="l00329"></a>00329 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8ca60bd322f93178d68184e30e162571ca">GREEN</a>)
<a name="l00330"></a>00330 {
<a name="l00331"></a>00331 click = &<a class="code" href="classHistogramInterface.html#64b0c0b295c4c3c8ccfb0ddf64e06350">greenClick</a>; drag = &<a class="code" href="classHistogramInterface.html#58a584d1a02a5fd39540bd513a1c9ef4">greenDrag</a>;
<a name="l00332"></a>00332 }
<a name="l00333"></a>00333 <span class="keywordflow">else</span>
<a name="l00334"></a>00334 {
<a name="l00335"></a>00335 click = &<a class="code" href="classHistogramInterface.html#75e62e75624002bbfa0618d5568ba5a2">blueClick</a>; drag = &<a class="code" href="classHistogramInterface.html#ab53e01ee86860b86d0fad0ecd8a2a00">blueDrag</a>;
<a name="l00336"></a>00336 }
<a name="l00337"></a>00337
<a name="l00338"></a>00338 <span class="comment">//if within threshold of left then start dragging that side</span>
<a name="l00339"></a>00339 <span class="keywordflow">if</span>( index < left + <a class="code" href="histogramInterface_8cpp.html#dbab52be17168e6914dd8ab79ce5fcd2">DRAG_THRESHOLD</a> &&
<a name="l00340"></a>00340 index > left - <a class="code" href="histogramInterface_8cpp.html#dbab52be17168e6914dd8ab79ce5fcd2">DRAG_THRESHOLD</a> )
<a name="l00341"></a>00341 {
<a name="l00342"></a>00342 *click = right;
<a name="l00343"></a>00343 *drag = left;
<a name="l00344"></a>00344 <span class="keywordflow">return</span>;
<a name="l00345"></a>00345 }
<a name="l00346"></a>00346 <span class="comment">//if within threshold of left then start dragging that side</span>
<a name="l00347"></a>00347 <span class="keywordflow">if</span>( index < right + <a class="code" href="histogramInterface_8cpp.html#dbab52be17168e6914dd8ab79ce5fcd2">DRAG_THRESHOLD</a> &&
<a name="l00348"></a>00348 index > right - <a class="code" href="histogramInterface_8cpp.html#dbab52be17168e6914dd8ab79ce5fcd2">DRAG_THRESHOLD</a> )
<a name="l00349"></a>00349 {
<a name="l00350"></a>00350 *click = left;
<a name="l00351"></a>00351 *drag = right;
<a name="l00352"></a>00352 <span class="keywordflow">return</span>;
<a name="l00353"></a>00353 }
<a name="l00354"></a>00354 <span class="comment">//else begin new drag</span>
<a name="l00355"></a>00355 <span class="keywordflow">else</span>
<a name="l00356"></a>00356 {
<a name="l00357"></a>00357 *click = index;
<a name="l00358"></a>00358 *drag = index;
<a name="l00359"></a>00359 repaint(<span class="keyword">false</span>);
<a name="l00360"></a>00360
<a name="l00361"></a>00361 <span class="comment">//emit selectection changed signal</span>
<a name="l00362"></a>00362 <span class="keywordtype">int</span> left, right;
<a name="l00363"></a>00363 <a class="code" href="classHistogramInterface.html#b8fcdebab7917f3725ac3a67b1386f68" title="this utility function finds currently selected range">getSelectedRange</a>( left, right );
<a name="l00364"></a>00364 emit <a class="code" href="classHistogramInterface.html#1440b03a986614e68d1656e7be9458ef">selectedRangeChanged</a>();
<a name="l00365"></a>00365 }
<a name="l00366"></a>00366 }
</pre></div>
<p>
</div>
</div><p>
<a class="anchor" name="b22bac6176967caa35e8abbbf16835ae"></a><!-- doxytag: member="HistogramInterface::mouseReleaseEvent" ref="b22bac6176967caa35e8abbbf16835ae" args="(QMouseEvent *)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
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<td class="memname">void HistogramInterface::mouseReleaseEvent </td>
<td>(</td>
<td class="paramtype">QMouseEvent * </td>
<td class="paramname"> <em>e</em> </td>
<td> ) </td>
<td><code> [protected]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00406">406</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="cursors_8h_source.html#l00017">CROSS_CURSOR</a>, <a class="el" href="histogramInterface_8h_source.html#l00120">currentMouseShape</a>, <a class="el" href="histogramInterface_8h_source.html#l00032">DRAG</a>, <a class="el" href="histogramInterface_8h_source.html#l00116">dragMode</a>, <a class="el" href="cursors_8cpp_source.html#l00052">getCursor()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00291">nearBoundary()</a>, and <a class="el" href="histogramInterface_8h_source.html#l00033">NO_EFFECT</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00407"></a>00407 {
<a name="l00408"></a>00408 <span class="comment">//set mouse drags to no longer have any effect on boundary</span>
<a name="l00409"></a>00409 <a class="code" href="classHistogramInterface.html#7c74c0c3c02444b6ff4b3b5c9608514a" title="effect of mouse drags">dragMode</a> = <a class="code" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a548126d587d43d3630c45cd091e095f7">NO_EFFECT</a>;
<a name="l00410"></a>00410
<a name="l00411"></a>00411 <span class="comment">//update mouse cursor if necessary</span>
<a name="l00412"></a>00412 <span class="keywordflow">if</span>( !<a class="code" href="classHistogramInterface.html#3de7a7717a5dcec4a5f30804a93ac42c" title="determines if mouse is near boundary">nearBoundary</a>(e->pos()) && <a class="code" href="classHistogramInterface.html#8e91960530b360d49fbe0a94a0090f88" title="current mouse shape.">currentMouseShape</a> == <a class="code" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a52e3d57e4410a3f781e113a401378c42">DRAG</a> )
<a name="l00413"></a>00413 {
<a name="l00414"></a>00414 <a class="code" href="classHistogramInterface.html#8e91960530b360d49fbe0a94a0090f88" title="current mouse shape.">currentMouseShape</a> = <a class="code" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a548126d587d43d3630c45cd091e095f7">NO_EFFECT</a>;
<a name="l00415"></a>00415 setCursor( <a class="code" href="cursors_8cpp.html#8d89fd03db7e35090175ec42e8af8f3f">getCursor</a>(<a class="code" href="cursors_8h.html#384a874a43b4618a4c20506728f1c647c7f7eb79f43d18a0d6f51be79e78f012">CROSS_CURSOR</a>) );
<a name="l00416"></a>00416 }
<a name="l00417"></a>00417 }
</pre></div>
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<a class="anchor" name="3de7a7717a5dcec4a5f30804a93ac42c"></a><!-- doxytag: member="HistogramInterface::nearBoundary" ref="3de7a7717a5dcec4a5f30804a93ac42c" args="(QPoint p)" -->
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<td class="memname">bool HistogramInterface::nearBoundary </td>
<td>(</td>
<td class="paramtype">QPoint </td>
<td class="paramname"> <em>p</em> </td>
<td> ) </td>
<td><code> [private]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
determines if mouse is near boundary
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00291">291</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="histogramInterface_8cpp_source.html#l00145">displayToIndex()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00028">DRAG_THRESHOLD</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00368">mouseMoveEvent()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00406">mouseReleaseEvent()</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00292"></a>00292 {
<a name="l00293"></a>00293 <span class="comment">//compute index from mouse position</span>
<a name="l00294"></a>00294 <span class="keywordtype">int</span> index = (int) <a class="code" href="classHistogramInterface.html#84b7e990d4dbbb974daff7ab3e1b9784" title="convert screen coordinate to index in 0-255 range">displayToIndex</a>( p.x() );
<a name="l00295"></a>00295
<a name="l00296"></a>00296 <span class="comment">//get left and right to check for clicks near current boundaries</span>
<a name="l00297"></a>00297 <span class="keywordtype">int</span> left, right;
<a name="l00298"></a>00298 <a class="code" href="classHistogramInterface.html#b8fcdebab7917f3725ac3a67b1386f68" title="this utility function finds currently selected range">getSelectedRange</a>( left, right );
<a name="l00299"></a>00299
<a name="l00300"></a>00300 <span class="comment">//check if within threshold of left or right boundaries</span>
<a name="l00301"></a>00301 <span class="keywordflow">return</span> ( (index < left + 1 + <a class="code" href="histogramInterface_8cpp.html#dbab52be17168e6914dd8ab79ce5fcd2">DRAG_THRESHOLD</a> &&
<a name="l00302"></a>00302 index > left - <a class="code" href="histogramInterface_8cpp.html#dbab52be17168e6914dd8ab79ce5fcd2">DRAG_THRESHOLD</a>) ||
<a name="l00303"></a>00303 (index < right + <a class="code" href="histogramInterface_8cpp.html#dbab52be17168e6914dd8ab79ce5fcd2">DRAG_THRESHOLD</a> &&
<a name="l00304"></a>00304 index > right - 1 - <a class="code" href="histogramInterface_8cpp.html#dbab52be17168e6914dd8ab79ce5fcd2">DRAG_THRESHOLD</a>) );
<a name="l00305"></a>00305 }
</pre></div>
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</div>
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<a class="anchor" name="fd5ec9e9e4e2fa256164ddbe36f01f15"></a><!-- doxytag: member="HistogramInterface::paintEvent" ref="fd5ec9e9e4e2fa256164ddbe36f01f15" args="(QPaintEvent *e)" -->
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<td class="memname">void HistogramInterface::paintEvent </td>
<td>(</td>
<td class="paramtype">QPaintEvent * </td>
<td class="paramname"> <em>e</em> </td>
<td> ) </td>
<td><code> [protected]</code></td>
</tr>
</table>
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<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00155">155</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="jpegInternal_8h_source.html#l00125">b</a>, <a class="el" href="histogramInterface_8h_source.html#l00026">BLUE</a>, <a class="el" href="histogramInterface_8h_source.html#l00100">blueVals</a>, <a class="el" href="blur_8cpp_source.html#l00080">buffer</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00031">COLOR_BAR_BORDER</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00032">COLOR_BAR_HEIGHT</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00030">COLOR_BAR_MARGIN</a>, <a class="el" href="histogramInterface_8h_source.html#l00095">displayedChannel</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00145">displayToIndex()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8h_source.html#l00101">grayVals</a>, <a class="el" href="histogramInterface_8h_source.html#l00025">GREEN</a>, <a class="el" href="histogramInterface_8h_source.html#l00099">greenVals</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00033">HISTOGRAM_HEIGHT</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00150">indexToDisplay()</a>, <a class="el" href="histogramInterface_8h_source.html#l00104">maxBcount</a>, <a class="el" href="histogramInterface_8h_source.html#l00104">maxGcount</a>, <a class="el" href="histogramInterface_8h_source.html#l00104">maxGRAYcount</a>, <a class="el" href="histogramInterface_8h_source.html#l00104">maxRcount</a>, <a class="el" href="histogramInterface_8h_source.html#l00024">RED</a>, <a class="el" href="histogramInterface_8h_source.html#l00098">redVals</a>, and <a class="el" href="blur_8cpp_source.html#l00079">width</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00156"></a>00156 {
<a name="l00157"></a>00157 <span class="comment">//create buffer to draw in</span>
<a name="l00158"></a>00158 QPixmap <a class="code" href="blur_8cpp.html#fa761c0753ecc94346e155a39bd9ed9c">buffer</a>( size() );
<a name="l00159"></a>00159 <a class="code" href="blur_8cpp.html#fa761c0753ecc94346e155a39bd9ed9c">buffer</a>.fill( white );
<a name="l00160"></a>00160
<a name="l00161"></a>00161 <span class="comment">//create a painter pointing to the buffer</span>
<a name="l00162"></a>00162 QPainter bufferPainter( &<a class="code" href="blur_8cpp.html#fa761c0753ecc94346e155a39bd9ed9c">buffer</a> );
<a name="l00163"></a>00163
<a name="l00164"></a>00164 <span class="comment">//turn off clipping to make painting operations faster</span>
<a name="l00165"></a>00165 bufferPainter.setClipping(<span class="keyword">false</span>);
<a name="l00166"></a>00166
<a name="l00167"></a>00167 <span class="comment">//initialize buffer with background brush</span>
<a name="l00168"></a>00168 bufferPainter.fillRect( <a class="code" href="blur_8cpp.html#fa761c0753ecc94346e155a39bd9ed9c">buffer</a>.rect(), backgroundBrush() );
<a name="l00169"></a>00169
<a name="l00170"></a>00170 <span class="comment">//get handle on histogram data, get max count, set default draw color, and find</span>
<a name="l00171"></a>00171 <span class="comment">//left and right boundaries of current selection </span>
<a name="l00172"></a>00172 QColor color = black;
<a name="l00173"></a>00173 <span class="keywordtype">int</span>* data = <a class="code" href="classHistogramInterface.html#9ba8f2a0167eaf22e8547cc5f417a0c0">grayVals</a>;
<a name="l00174"></a>00174 <span class="keywordtype">int</span> maxCount = <a class="code" href="classHistogramInterface.html#002f958b7305f8d1f55a4c1112306b18">maxGRAYcount</a>;
<a name="l00175"></a>00175
<a name="l00176"></a>00176 <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8cf80f9a890089d211842d59625e561f88">RED</a>) { data = <a class="code" href="classHistogramInterface.html#264a35c05cd4a2a07a788eddc59fb1c9" title="color and luminosity histograms">redVals</a>; color = red; maxCount = <a class="code" href="classHistogramInterface.html#c121590b892cb920b6260d220b84fae7" title="max r,g,b, and gray counts">maxRcount</a>; }
<a name="l00177"></a>00177 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8ca60bd322f93178d68184e30e162571ca">GREEN</a>) { data = <a class="code" href="classHistogramInterface.html#ea8d7c5b0ef52e4830f254733e3c65c8">greenVals</a>; color = green; maxCount = <a class="code" href="classHistogramInterface.html#03b8ff199cfe546459b6894e87eb4bc6">maxGcount</a>; }
<a name="l00178"></a>00178 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c35d6719cb4d7577c031b3d79057a1b79">BLUE</a>) { data = <a class="code" href="classHistogramInterface.html#dea84cd738a840ded8460c4ad3154414">blueVals</a>; color = blue; maxCount = <a class="code" href="classHistogramInterface.html#8ca76cbbcb85f7a598c249b2c5df70d9">maxBcount</a>; }
<a name="l00179"></a>00179
<a name="l00180"></a>00180 <span class="keywordtype">int</span> indexLeft, indexRight;
<a name="l00181"></a>00181 <a class="code" href="classHistogramInterface.html#b8fcdebab7917f3725ac3a67b1386f68" title="this utility function finds currently selected range">getSelectedRange</a>(indexLeft,indexRight);
<a name="l00182"></a>00182 <span class="keywordtype">int</span> displayLeft = <a class="code" href="classHistogramInterface.html#99a2daa291c70090c5a97c0d5afe81d1" title="converts index in 0-255 ranges to screen coordinate">indexToDisplay</a> ( indexLeft );
<a name="l00183"></a>00183 <span class="keywordtype">int</span> displayRight = <a class="code" href="classHistogramInterface.html#99a2daa291c70090c5a97c0d5afe81d1" title="converts index in 0-255 ranges to screen coordinate">indexToDisplay</a> ( indexRight );
<a name="l00184"></a>00184
<a name="l00185"></a>00185 <span class="keywordtype">int</span> histogramHeight = <a class="code" href="histogramInterface_8cpp.html#915fea918ff9711fb8aad5029f4a7844">HISTOGRAM_HEIGHT</a>;
<a name="l00186"></a>00186
<a name="l00187"></a>00187 <span class="comment">//iterate over each pixel column</span>
<a name="l00188"></a>00188 <span class="keywordtype">int</span> x;
<a name="l00189"></a>00189 <span class="keywordflow">for</span>(x=0; x<<a class="code" href="blur_8cpp.html#2474a5474cbff19523a51eb1de01cda4">width</a>(); x++)
<a name="l00190"></a>00190 {
<a name="l00191"></a>00191 <span class="keywordtype">double</span> index = <a class="code" href="classHistogramInterface.html#84b7e990d4dbbb974daff7ab3e1b9784" title="convert screen coordinate to index in 0-255 range">displayToIndex</a>( x );
<a name="l00192"></a>00192 <span class="keywordtype">int</span> indexL = (int)index;
<a name="l00193"></a>00193 <span class="keywordtype">double</span> scaleR = index - indexL;
<a name="l00194"></a>00194
<a name="l00195"></a>00195 <span class="keywordtype">int</span> h = 0;
<a name="l00196"></a>00196 <span class="keywordflow">if</span>(indexL < 255)
<a name="l00197"></a>00197 {
<a name="l00198"></a>00198 h = (int) ((1-scaleR)*data[indexL] + scaleR*data[indexL+1]);
<a name="l00199"></a>00199 }
<a name="l00200"></a>00200 <span class="keywordflow">else</span>
<a name="l00201"></a>00201 {
<a name="l00202"></a>00202 h = data[255];
<a name="l00203"></a>00203 }
<a name="l00204"></a>00204
<a name="l00205"></a>00205 <span class="comment">//scale count so that the maxCount maps to the maximum height</span>
<a name="l00206"></a>00206 <span class="keywordtype">double</span> scaledH = (histogramHeight*h)/maxCount;
<a name="l00207"></a>00207 h = (int) scaledH;
<a name="l00208"></a>00208 <span class="comment">//round up values between 0 and 1 so show data is there</span>
<a name="l00209"></a>00209 <span class="keywordflow">if</span>( h == 0 && scaledH > h) h++;
<a name="l00210"></a>00210
<a name="l00211"></a>00211 <span class="keywordflow">if</span>(h > 0)
<a name="l00212"></a>00212 {
<a name="l00213"></a>00213 <span class="comment">//use a gray color outside selected range</span>
<a name="l00214"></a>00214 QColor usedColor = color;
<a name="l00215"></a>00215 <span class="keywordflow">if</span>(x < displayLeft || x > displayRight) { usedColor = gray; }
<a name="l00216"></a>00216
<a name="l00217"></a>00217 bufferPainter.fillRect( QRect(x, histogramHeight - h,
<a name="l00218"></a>00218 1, h),
<a name="l00219"></a>00219 QBrush(usedColor) );
<a name="l00220"></a>00220 }
<a name="l00221"></a>00221
<a name="l00222"></a>00222 <span class="comment">//if this is left or right boundary of selection and entire range not selected then</span>
<a name="l00223"></a>00223 <span class="comment">//draw a vertical black line to make it stand out more</span>
<a name="l00224"></a>00224 <span class="keywordflow">if</span>( (x == displayLeft || x == displayLeft+1 ||
<a name="l00225"></a>00225 x == displayRight || x == displayRight-1) )
<a name="l00226"></a>00226 {
<a name="l00227"></a>00227 bufferPainter.drawLine( x, 0, x, histogramHeight-1 );
<a name="l00228"></a>00228 }
<a name="l00229"></a>00229 }
<a name="l00230"></a>00230 <span class="comment">//----</span>
<a name="l00231"></a>00231 <span class="comment">//paint color bar key below</span>
<a name="l00232"></a>00232
<a name="l00233"></a>00233 <span class="comment">//first a black border</span>
<a name="l00234"></a>00234 bufferPainter.fillRect( QRect(0, histogramHeight + <a class="code" href="histogramInterface_8cpp.html#7de3a77a1aace94056e3bbf410a94648">COLOR_BAR_MARGIN</a>,
<a name="l00235"></a>00235 <a class="code" href="blur_8cpp.html#2474a5474cbff19523a51eb1de01cda4">width</a>(), <a class="code" href="histogramInterface_8cpp.html#c048e12ca829cb014d17cd1badcd2e84">COLOR_BAR_HEIGHT</a>+2*<a class="code" href="histogramInterface_8cpp.html#7fe30b41da5cfd303bd5b87305aae9c5">COLOR_BAR_BORDER</a>),
<a name="l00236"></a>00236 QBrush(black) );
<a name="l00237"></a>00237
<a name="l00238"></a>00238 <span class="comment">//next the color gradient</span>
<a name="l00239"></a>00239 QColor scaledColor;
<a name="l00240"></a>00240 <span class="keywordflow">for</span>(x=<a class="code" href="histogramInterface_8cpp.html#7fe30b41da5cfd303bd5b87305aae9c5">COLOR_BAR_BORDER</a>; x < <a class="code" href="blur_8cpp.html#2474a5474cbff19523a51eb1de01cda4">width</a>()-<a class="code" href="histogramInterface_8cpp.html#7fe30b41da5cfd303bd5b87305aae9c5">COLOR_BAR_BORDER</a>; x++)
<a name="l00241"></a>00241 {
<a name="l00242"></a>00242 <span class="keywordtype">int</span> index;
<a name="l00243"></a>00243 <span class="keywordflow">if</span>(x <= displayLeft )
<a name="l00244"></a>00244 index = 0;
<a name="l00245"></a>00245 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(x >= displayRight)
<a name="l00246"></a>00246 index = 255;
<a name="l00247"></a>00247 <span class="keywordflow">else</span>
<a name="l00248"></a>00248 index = (int) (255.0*(x-displayLeft))/(displayRight - displayLeft);
<a name="l00249"></a>00249
<a name="l00250"></a>00250 <span class="keywordtype">int</span> r = color.red();
<a name="l00251"></a>00251 <span class="keywordtype">int</span> g = color.green();
<a name="l00252"></a>00252 <span class="keywordtype">int</span> <a class="code" href="jpegInternal_8h.html#f320905358fa78701e4cc60b6135601f">b</a> = color.blue();
<a name="l00253"></a>00253
<a name="l00254"></a>00254 <span class="keywordflow">if</span>( r != 0) r = index;
<a name="l00255"></a>00255 <span class="keywordflow">if</span>( g != 0) g = index;
<a name="l00256"></a>00256 <span class="keywordflow">if</span>( b != 0) b = index;
<a name="l00257"></a>00257
<a name="l00258"></a>00258 <span class="comment">//black color was used when adjusting luminance, scale to white instead (since black is 0)</span>
<a name="l00259"></a>00259 <span class="keywordflow">if</span>( color == black )
<a name="l00260"></a>00260 { r = g = b = index; }
<a name="l00261"></a>00261
<a name="l00262"></a>00262 scaledColor.setRgb( r,g,b );
<a name="l00263"></a>00263 bufferPainter.fillRect( QRect(x, histogramHeight + <a class="code" href="histogramInterface_8cpp.html#7de3a77a1aace94056e3bbf410a94648">COLOR_BAR_MARGIN</a> + COLOR_BAR_BORDER,
<a name="l00264"></a>00264 1, <a class="code" href="histogramInterface_8cpp.html#c048e12ca829cb014d17cd1badcd2e84">COLOR_BAR_HEIGHT</a>),
<a name="l00265"></a>00265 QBrush(scaledColor) );
<a name="l00266"></a>00266 }
<a name="l00267"></a>00267
<a name="l00268"></a>00268 <span class="comment">//end painter </span>
<a name="l00269"></a>00269 bufferPainter.end();
<a name="l00270"></a>00270
<a name="l00271"></a>00271 <span class="comment">//blit buffer to screen</span>
<a name="l00272"></a>00272 bitBlt( <span class="keyword">this</span>,
<a name="l00273"></a>00273 e->rect().x(), e->rect().y(),
<a name="l00274"></a>00274 &<a class="code" href="blur_8cpp.html#fa761c0753ecc94346e155a39bd9ed9c">buffer</a>,
<a name="l00275"></a>00275 e->rect().x(), e->rect().y(),
<a name="l00276"></a>00276 e->rect().width(), e->rect().height() );
<a name="l00277"></a>00277 }
</pre></div>
<p>
</div>
</div><p>
<a class="anchor" name="a50e91749fffe828524ae0248f66b4d5"></a><!-- doxytag: member="HistogramInterface::resetBoundaries" ref="a50e91749fffe828524ae0248f66b4d5" args="()" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
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<td class="memname">void HistogramInterface::resetBoundaries </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
resets all boundaries
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00452">452</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="histogramInterface_8h_source.html#l00110">blueClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00110">blueDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00109">greenClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00109">greenDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00107">lumClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00107">lumDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00108">redClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00108">redDrag</a>, and <a class="el" href="classHistogramInterface.html#1440b03a986614e68d1656e7be9458ef">selectedRangeChanged()</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, and <a class="el" href="histogramEditor_8cpp_source.html#l00221">HistogramEditor::resetAction()</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00453"></a>00453 {
<a name="l00454"></a>00454 <a class="code" href="classHistogramInterface.html#f3fc052e8ec7735210cbe0fe94b7c248" title="left and right bounds for each channel">lumClick</a> = <a class="code" href="classHistogramInterface.html#bb0fff71ccb28404c55975e441880fbd">redClick</a> = <a class="code" href="classHistogramInterface.html#64b0c0b295c4c3c8ccfb0ddf64e06350">greenClick</a> = <a class="code" href="classHistogramInterface.html#75e62e75624002bbfa0618d5568ba5a2">blueClick</a> = 0;
<a name="l00455"></a>00455 <a class="code" href="classHistogramInterface.html#23ba1cfd72013e546982553419763aac">lumDrag</a> = <a class="code" href="classHistogramInterface.html#9926622cab9d0479639fe0b3ea48dece">redDrag</a> = <a class="code" href="classHistogramInterface.html#58a584d1a02a5fd39540bd513a1c9ef4">greenDrag</a> = <a class="code" href="classHistogramInterface.html#ab53e01ee86860b86d0fad0ecd8a2a00">blueDrag</a> = 255;
<a name="l00456"></a>00456 repaint(<span class="keyword">false</span>);
<a name="l00457"></a>00457 emit <a class="code" href="classHistogramInterface.html#1440b03a986614e68d1656e7be9458ef">selectedRangeChanged</a>();
<a name="l00458"></a>00458 }
</pre></div>
<p>
</div>
</div><p>
<a class="anchor" name="63f3252bd55b3c14da690121d76e5522"></a><!-- doxytag: member="HistogramInterface::resizeEvent" ref="63f3252bd55b3c14da690121d76e5522" args="(QResizeEvent *)" -->
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<td class="memname">void HistogramInterface::resizeEvent </td>
<td>(</td>
<td class="paramtype">QResizeEvent * </td>
<td class="paramname"> </td>
<td> ) </td>
<td><code> [protected]</code></td>
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<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00114">114</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00115"></a>00115 {
<a name="l00116"></a>00116 repaint(<span class="keyword">false</span>);
<a name="l00117"></a>00117 }
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<p>
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</div><p>
<a class="anchor" name="d0d7771f807788e772d3fa44b9d071c3"></a><!-- doxytag: member="HistogramInterface::selectAll" ref="d0d7771f807788e772d3fa44b9d071c3" args="()" -->
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<td class="memname">void HistogramInterface::selectAll </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td><code> [private, slot]</code></td>
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<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00419">419</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="histogramInterface_8h_source.html#l00026">BLUE</a>, <a class="el" href="histogramInterface_8h_source.html#l00110">blueClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00110">blueDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00095">displayedChannel</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8h_source.html#l00025">GREEN</a>, <a class="el" href="histogramInterface_8h_source.html#l00109">greenClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00109">greenDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00107">lumClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00107">lumDrag</a>, <a class="el" href="histogramInterface_8h_source.html#l00023">LUMINOSITY</a>, <a class="el" href="histogramInterface_8h_source.html#l00024">RED</a>, <a class="el" href="histogramInterface_8h_source.html#l00108">redClick</a>, <a class="el" href="histogramInterface_8h_source.html#l00108">redDrag</a>, and <a class="el" href="classHistogramInterface.html#1440b03a986614e68d1656e7be9458ef">selectedRangeChanged()</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00420"></a>00420 {
<a name="l00421"></a>00421 <span class="comment">//reset boundary</span>
<a name="l00422"></a>00422 <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c5541521f58ed91756b07fbc0df85137b">LUMINOSITY</a>) { <a class="code" href="classHistogramInterface.html#f3fc052e8ec7735210cbe0fe94b7c248" title="left and right bounds for each channel">lumClick</a> = 0, <a class="code" href="classHistogramInterface.html#23ba1cfd72013e546982553419763aac">lumDrag</a> = 255; }
<a name="l00423"></a>00423 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8cf80f9a890089d211842d59625e561f88">RED</a>) { <a class="code" href="classHistogramInterface.html#bb0fff71ccb28404c55975e441880fbd">redClick</a> = 0; <a class="code" href="classHistogramInterface.html#9926622cab9d0479639fe0b3ea48dece">redDrag</a> = 255; }
<a name="l00424"></a>00424 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8ca60bd322f93178d68184e30e162571ca">GREEN</a>) { <a class="code" href="classHistogramInterface.html#64b0c0b295c4c3c8ccfb0ddf64e06350">greenClick</a> = 0; <a class="code" href="classHistogramInterface.html#58a584d1a02a5fd39540bd513a1c9ef4">greenDrag</a> = 255; }
<a name="l00425"></a>00425 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> == <a class="code" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c35d6719cb4d7577c031b3d79057a1b79">BLUE</a>) { <a class="code" href="classHistogramInterface.html#75e62e75624002bbfa0618d5568ba5a2">blueClick</a> = 0; <a class="code" href="classHistogramInterface.html#ab53e01ee86860b86d0fad0ecd8a2a00">blueDrag</a> = 255; }
<a name="l00426"></a>00426 repaint(<span class="keyword">false</span>);
<a name="l00427"></a>00427
<a name="l00428"></a>00428 <span class="comment">//emit selectection changed signal</span>
<a name="l00429"></a>00429 <span class="keywordtype">int</span> left, right;
<a name="l00430"></a>00430 <a class="code" href="classHistogramInterface.html#b8fcdebab7917f3725ac3a67b1386f68" title="this utility function finds currently selected range">getSelectedRange</a>( left, right );
<a name="l00431"></a>00431 emit <a class="code" href="classHistogramInterface.html#1440b03a986614e68d1656e7be9458ef">selectedRangeChanged</a>();
<a name="l00432"></a>00432 }
</pre></div>
<p>
</div>
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<a class="anchor" name="1440b03a986614e68d1656e7be9458ef"></a><!-- doxytag: member="HistogramInterface::selectedRangeChanged" ref="1440b03a986614e68d1656e7be9458ef" args="()" -->
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<td class="memname">void HistogramInterface::selectedRangeChanged </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td><code> [signal]</code></td>
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<p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00368">mouseMoveEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00452">resetBoundaries()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>.</p>
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</div><p>
<a class="anchor" name="84ee87d1cc494c965375266d24adfd85"></a><!-- doxytag: member="HistogramInterface::setDisplayChannel" ref="84ee87d1cc494c965375266d24adfd85" args="(DISPLAYED_CHANNEL channel)" -->
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<td class="memname">void HistogramInterface::setDisplayChannel </td>
<td>(</td>
<td class="paramtype"><a class="el" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c">DISPLAYED_CHANNEL</a> </td>
<td class="paramname"> <em>channel</em> </td>
<td> ) </td>
<td></td>
</tr>
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<p>
Sets currently displayed channel.
<p>
<p>Definition at line <a class="el" href="histogramInterface_8cpp_source.html#l00279">279</a> of file <a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a>.</p>
<p>References <a class="el" href="histogramInterface_8h_source.html#l00095">displayedChannel</a>.</p>
<p>Referenced by <a class="el" href="histogramEditor_8cpp_source.html#l00249">HistogramEditor::selectHistogramType()</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00280"></a>00280 {
<a name="l00281"></a>00281 <span class="comment">//set mode and repaint</span>
<a name="l00282"></a>00282 <a class="code" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad" title="Currently displayed channel.">displayedChannel</a> = channel;
<a name="l00283"></a>00283 repaint(<span class="keyword">false</span>);
<a name="l00284"></a>00284 }
</pre></div>
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<hr><h2>Member Data Documentation</h2>
<a class="anchor" name="75e62e75624002bbfa0618d5568ba5a2"></a><!-- doxytag: member="HistogramInterface::blueClick" ref="75e62e75624002bbfa0618d5568ba5a2" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#75e62e75624002bbfa0618d5568ba5a2">HistogramInterface::blueClick</a><code> [private]</code> </td>
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<p>
<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00110">110</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00434">getHistBoundaries()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00452">resetBoundaries()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>.</p>
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</div><p>
<a class="anchor" name="ab53e01ee86860b86d0fad0ecd8a2a00"></a><!-- doxytag: member="HistogramInterface::blueDrag" ref="ab53e01ee86860b86d0fad0ecd8a2a00" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#ab53e01ee86860b86d0fad0ecd8a2a00">HistogramInterface::blueDrag</a><code> [private]</code> </td>
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</div>
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<p>
<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00110">110</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00434">getHistBoundaries()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00368">mouseMoveEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00452">resetBoundaries()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>.</p>
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</div><p>
<a class="anchor" name="dea84cd738a840ded8460c4ad3154414"></a><!-- doxytag: member="HistogramInterface::blueVals" ref="dea84cd738a840ded8460c4ad3154414" args="[256]" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#dea84cd738a840ded8460c4ad3154414">HistogramInterface::blueVals</a>[256]<code> [private]</code> </td>
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00100">100</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>.</p>
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</div><p>
<a class="anchor" name="8e91960530b360d49fbe0a94a0090f88"></a><!-- doxytag: member="HistogramInterface::currentMouseShape" ref="8e91960530b360d49fbe0a94a0090f88" args="" -->
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<td class="memname"><a class="el" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a">DRAG_MODE</a> <a class="el" href="classHistogramInterface.html#8e91960530b360d49fbe0a94a0090f88">HistogramInterface::currentMouseShape</a><code> [private]</code> </td>
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<p>
current mouse shape.
<p>
by caching this value we avoid resetting the mouse cursor every time it moves etc.
<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00120">120</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00368">mouseMoveEvent()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00406">mouseReleaseEvent()</a>.</p>
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</div><p>
<a class="anchor" name="005d412a06b0a721550ad2e6771472ad"></a><!-- doxytag: member="HistogramInterface::displayedChannel" ref="005d412a06b0a721550ad2e6771472ad" args="" -->
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<td class="memname"><a class="el" href="histogramInterface_8h.html#435afa8a7ae5dd59e451491c9e221c8c">DISPLAYED_CHANNEL</a> <a class="el" href="classHistogramInterface.html#005d412a06b0a721550ad2e6771472ad">HistogramInterface::displayedChannel</a><code> [private]</code> </td>
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<p>
Currently displayed channel.
<p>
<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00095">95</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00368">mouseMoveEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00279">setDisplayChannel()</a>.</p>
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</div><p>
<a class="anchor" name="7c74c0c3c02444b6ff4b3b5c9608514a"></a><!-- doxytag: member="HistogramInterface::dragMode" ref="7c74c0c3c02444b6ff4b3b5c9608514a" args="" -->
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<td class="memname"><a class="el" href="histogramInterface_8h.html#4d26b3730bd5b62a87de6a6b062cc88a">DRAG_MODE</a> <a class="el" href="classHistogramInterface.html#7c74c0c3c02444b6ff4b3b5c9608514a">HistogramInterface::dragMode</a><code> [private]</code> </td>
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<p>
effect of mouse drags
<p>
<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00116">116</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00368">mouseMoveEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00406">mouseReleaseEvent()</a>.</p>
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<a class="anchor" name="9ba8f2a0167eaf22e8547cc5f417a0c0"></a><!-- doxytag: member="HistogramInterface::grayVals" ref="9ba8f2a0167eaf22e8547cc5f417a0c0" args="[256]" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#9ba8f2a0167eaf22e8547cc5f417a0c0">HistogramInterface::grayVals</a>[256]<code> [private]</code> </td>
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00101">101</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>.</p>
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<a class="anchor" name="64b0c0b295c4c3c8ccfb0ddf64e06350"></a><!-- doxytag: member="HistogramInterface::greenClick" ref="64b0c0b295c4c3c8ccfb0ddf64e06350" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#64b0c0b295c4c3c8ccfb0ddf64e06350">HistogramInterface::greenClick</a><code> [private]</code> </td>
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<p>
<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00109">109</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00434">getHistBoundaries()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00452">resetBoundaries()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>.</p>
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<a class="anchor" name="58a584d1a02a5fd39540bd513a1c9ef4"></a><!-- doxytag: member="HistogramInterface::greenDrag" ref="58a584d1a02a5fd39540bd513a1c9ef4" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#58a584d1a02a5fd39540bd513a1c9ef4">HistogramInterface::greenDrag</a><code> [private]</code> </td>
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<p>
<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00109">109</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00434">getHistBoundaries()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00368">mouseMoveEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00452">resetBoundaries()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>.</p>
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</div><p>
<a class="anchor" name="ea8d7c5b0ef52e4830f254733e3c65c8"></a><!-- doxytag: member="HistogramInterface::greenVals" ref="ea8d7c5b0ef52e4830f254733e3c65c8" args="[256]" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#ea8d7c5b0ef52e4830f254733e3c65c8">HistogramInterface::greenVals</a>[256]<code> [private]</code> </td>
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00099">99</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>.</p>
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<a class="anchor" name="f3fc052e8ec7735210cbe0fe94b7c248"></a><!-- doxytag: member="HistogramInterface::lumClick" ref="f3fc052e8ec7735210cbe0fe94b7c248" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#f3fc052e8ec7735210cbe0fe94b7c248">HistogramInterface::lumClick</a><code> [private]</code> </td>
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<p>
left and right bounds for each channel
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00107">107</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00434">getHistBoundaries()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00452">resetBoundaries()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>.</p>
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<a class="anchor" name="23ba1cfd72013e546982553419763aac"></a><!-- doxytag: member="HistogramInterface::lumDrag" ref="23ba1cfd72013e546982553419763aac" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#23ba1cfd72013e546982553419763aac">HistogramInterface::lumDrag</a><code> [private]</code> </td>
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00107">107</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00434">getHistBoundaries()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00368">mouseMoveEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00452">resetBoundaries()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>.</p>
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<a class="anchor" name="8ca76cbbcb85f7a598c249b2c5df70d9"></a><!-- doxytag: member="HistogramInterface::maxBcount" ref="8ca76cbbcb85f7a598c249b2c5df70d9" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#8ca76cbbcb85f7a598c249b2c5df70d9">HistogramInterface::maxBcount</a><code> [private]</code> </td>
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00104">104</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>.</p>
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<a class="anchor" name="03b8ff199cfe546459b6894e87eb4bc6"></a><!-- doxytag: member="HistogramInterface::maxGcount" ref="03b8ff199cfe546459b6894e87eb4bc6" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#03b8ff199cfe546459b6894e87eb4bc6">HistogramInterface::maxGcount</a><code> [private]</code> </td>
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00104">104</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>.</p>
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<a class="anchor" name="002f958b7305f8d1f55a4c1112306b18"></a><!-- doxytag: member="HistogramInterface::maxGRAYcount" ref="002f958b7305f8d1f55a4c1112306b18" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#002f958b7305f8d1f55a4c1112306b18">HistogramInterface::maxGRAYcount</a><code> [private]</code> </td>
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00104">104</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>.</p>
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<a class="anchor" name="c121590b892cb920b6260d220b84fae7"></a><!-- doxytag: member="HistogramInterface::maxRcount" ref="c121590b892cb920b6260d220b84fae7" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#c121590b892cb920b6260d220b84fae7">HistogramInterface::maxRcount</a><code> [private]</code> </td>
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<p>
max r,g,b, and gray counts
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00104">104</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>.</p>
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<a class="anchor" name="3d00d362e2f88b7ecc9c91cd4a6501f8"></a><!-- doxytag: member="HistogramInterface::origImageSize" ref="3d00d362e2f88b7ecc9c91cd4a6501f8" args="" -->
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<td class="memname">QSize <a class="el" href="classHistogramInterface.html#3d00d362e2f88b7ecc9c91cd4a6501f8">HistogramInterface::origImageSize</a><code> [private]</code> </td>
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<p>
original image dimensions, needed for painting
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00113">113</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>.</p>
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<a class="anchor" name="bb0fff71ccb28404c55975e441880fbd"></a><!-- doxytag: member="HistogramInterface::redClick" ref="bb0fff71ccb28404c55975e441880fbd" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#bb0fff71ccb28404c55975e441880fbd">HistogramInterface::redClick</a><code> [private]</code> </td>
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00108">108</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00434">getHistBoundaries()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00452">resetBoundaries()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>.</p>
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<a class="anchor" name="9926622cab9d0479639fe0b3ea48dece"></a><!-- doxytag: member="HistogramInterface::redDrag" ref="9926622cab9d0479639fe0b3ea48dece" args="" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#9926622cab9d0479639fe0b3ea48dece">HistogramInterface::redDrag</a><code> [private]</code> </td>
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00108">108</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00434">getHistBoundaries()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00119">getSelectedRange()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00368">mouseMoveEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00307">mousePressEvent()</a>, <a class="el" href="histogramInterface_8cpp_source.html#l00452">resetBoundaries()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00419">selectAll()</a>.</p>
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<a class="anchor" name="264a35c05cd4a2a07a788eddc59fb1c9"></a><!-- doxytag: member="HistogramInterface::redVals" ref="264a35c05cd4a2a07a788eddc59fb1c9" args="[256]" -->
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<td class="memname">int <a class="el" href="classHistogramInterface.html#264a35c05cd4a2a07a788eddc59fb1c9">HistogramInterface::redVals</a>[256]<code> [private]</code> </td>
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color and luminosity histograms
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<p>Definition at line <a class="el" href="histogramInterface_8h_source.html#l00098">98</a> of file <a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a>.</p>
<p>Referenced by <a class="el" href="histogramInterface_8cpp_source.html#l00036">HistogramInterface()</a>, and <a class="el" href="histogramInterface_8cpp_source.html#l00155">paintEvent()</a>.</p>
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<hr>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="histogramInterface_8h_source.html">histogramInterface.h</a><li><a class="el" href="histogramInterface_8cpp_source.html">histogramInterface.cpp</a></ul>
</div>
<hr size="1"><address style="text-align: right;"><small>Generated on Sun Aug 23 02:34:36 2009 for AlbumShaper by
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<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.9 </small></address>
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