<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.12"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>Engauge Digitizer: Color/ColorFilterStrategyValue.cpp Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/searchdata.js"></script> <script type="text/javascript" src="search/search.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">Engauge Digitizer  <span id="projectnumber">2</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.12 --> <script type="text/javascript"> var searchBox = new SearchBox("searchBox", "search",false,'Search'); </script> <script type="text/javascript" src="menudata.js"></script> <script type="text/javascript" src="menu.js"></script> <script type="text/javascript"> $(function() { initMenu('',true,false,'search.php','Search'); $(document).ready(function() { init_search(); }); }); </script> <div id="main-nav"></div> <!-- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return searchBox.OnSearchSelectKey(event)"> </div> <!-- iframe showing the search results (closed by default) --> <div id="MSearchResultsWindow"> <iframe src="javascript:void(0)" frameborder="0" name="MSearchResults" id="MSearchResults"> </iframe> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="dir_a1cd3efa8e75da39acd30be59bc39aef.html">Color</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">ColorFilterStrategyValue.cpp</div> </div> </div><!--header--> <div class="contents"> <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/******************************************************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * (C) 2014 markummitchell@github.com. This file is part of Engauge Digitizer, which is released *</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission. *</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> ******************************************************************************************************/</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include "ColorConstants.h"</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include "ColorFilterStrategyValue.h"</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include <QColor></span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <qmath.h></span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div><div class="line"><a name="l00012"></a><span class="lineno"><a class="line" href="classColorFilterStrategyValue.html#a108a63240596a3317c9f0c878780672b"> 12</a></span> <a class="code" href="classColorFilterStrategyValue.html#a108a63240596a3317c9f0c878780672b">ColorFilterStrategyValue::ColorFilterStrategyValue</a> ()</div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> {</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> }</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> ColorFilterStrategyValue::~ColorFilterStrategyValue ()</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> {</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> }</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"><a class="line" href="classColorFilterStrategyValue.html#a11e5d49f9cbaedeaa6d40cb6776557e3"> 20</a></span> <span class="keywordtype">double</span> <a class="code" href="classColorFilterStrategyValue.html#a11e5d49f9cbaedeaa6d40cb6776557e3">ColorFilterStrategyValue::pixelToZeroToOne</a> (<span class="keyword">const</span> QColor &pixel,</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  QRgb <span class="comment">/* rgbBackground */</span>)<span class="keyword"> const</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword"></span>{</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keywordflow">return</span> pixel.valueF();</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> }</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="classColorFilterStrategyValue.html#a2411e8d8cc363487d0dbd2420eb00f5f"> 26</a></span> <span class="keywordtype">int</span> <a class="code" href="classColorFilterStrategyValue.html#a2411e8d8cc363487d0dbd2420eb00f5f">ColorFilterStrategyValue::zeroToOneToValue</a> (<span class="keywordtype">double</span> s)<span class="keyword"> const</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword"></span>{</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keywordflow">return</span> VALUE_MIN + s * (VALUE_MAX - VALUE_MIN);</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> }</div><div class="ttc" id="classColorFilterStrategyValue_html_a11e5d49f9cbaedeaa6d40cb6776557e3"><div class="ttname"><a href="classColorFilterStrategyValue.html#a11e5d49f9cbaedeaa6d40cb6776557e3">ColorFilterStrategyValue::pixelToZeroToOne</a></div><div class="ttdeci">virtual double pixelToZeroToOne(const QColor &pixel, QRgb rgbBackground) const</div><div class="ttdoc">Return a normalized value of 0 to 1 given input pixel. </div><div class="ttdef"><b>Definition:</b> <a href="ColorFilterStrategyValue_8cpp_source.html#l00020">ColorFilterStrategyValue.cpp:20</a></div></div> <div class="ttc" id="classColorFilterStrategyValue_html_a108a63240596a3317c9f0c878780672b"><div class="ttname"><a href="classColorFilterStrategyValue.html#a108a63240596a3317c9f0c878780672b">ColorFilterStrategyValue::ColorFilterStrategyValue</a></div><div class="ttdeci">ColorFilterStrategyValue()</div><div class="ttdoc">Single constructor. </div><div class="ttdef"><b>Definition:</b> <a href="ColorFilterStrategyValue_8cpp_source.html#l00012">ColorFilterStrategyValue.cpp:12</a></div></div> <div class="ttc" id="classColorFilterStrategyValue_html_a2411e8d8cc363487d0dbd2420eb00f5f"><div class="ttname"><a href="classColorFilterStrategyValue.html#a2411e8d8cc363487d0dbd2420eb00f5f">ColorFilterStrategyValue::zeroToOneToValue</a></div><div class="ttdeci">virtual int zeroToOneToValue(double s) const</div><div class="ttdoc">Return the low value normalized to 0 to 1. </div><div class="ttdef"><b>Definition:</b> <a href="ColorFilterStrategyValue_8cpp_source.html#l00026">ColorFilterStrategyValue.cpp:26</a></div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated on Sun Dec 25 2016 20:54:08 for Engauge Digitizer by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.12 </small></address> </body> </html>