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<div class="title">BackgroundStateContext.cpp</div> </div>
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<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 "BackgroundStateContext.h"</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include "BackgroundStateCurve.h"</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "BackgroundStateNone.h"</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "BackgroundStateOriginal.h"</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "BackgroundStateUnloaded.h"</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "DocumentModelColorFilter.h"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "DocumentModelGridRemoval.h"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "EngaugeAssert.h"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "GraphicsView.h"</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "Logger.h"</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "MainWindow.h"</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <QGraphicsPixmapItem></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include "Transformation.h"</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"><a class="line" href="classBackgroundStateContext.html#a183d32ee3bc59a12af2d4f56d18d1e05"> 21</a></span> <a class="code" href="classBackgroundStateContext.html#a183d32ee3bc59a12af2d4f56d18d1e05">BackgroundStateContext::BackgroundStateContext</a>(<a class="code" href="classMainWindow.html">MainWindow</a> &mainWindow) :</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  m_mainWindow (mainWindow)</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> {</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  LOG4CPP_INFO_S ((*mainCat)) << <span class="stringliteral">"BackgroundStateContext::BackgroundStateContext"</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"> 26</span>  <span class="comment">// These states follow the same order as the BackgroundState enumeration</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  m_states.insert (BACKGROUND_STATE_CURVE , <span class="keyword">new</span> <a class="code" href="classBackgroundStateCurve.html">BackgroundStateCurve</a> (*<span class="keyword">this</span>, mainWindow.<a class="code" href="classMainWindow.html#add6b9bdb5bbcf8c7c567fea90eced6d4">scene</a>()));</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  m_states.insert (BACKGROUND_STATE_NONE , <span class="keyword">new</span> <a class="code" href="classBackgroundStateNone.html">BackgroundStateNone</a> (*<span class="keyword">this</span>, mainWindow.<a class="code" href="classMainWindow.html#add6b9bdb5bbcf8c7c567fea90eced6d4">scene</a>()));</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  m_states.insert (BACKGROUND_STATE_ORIGINAL, <span class="keyword">new</span> <a class="code" href="classBackgroundStateOriginal.html">BackgroundStateOriginal</a> (*<span class="keyword">this</span>, mainWindow.<a class="code" href="classMainWindow.html#add6b9bdb5bbcf8c7c567fea90eced6d4">scene</a>()));</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  m_states.insert (BACKGROUND_STATE_UNLOADED, <span class="keyword">new</span> <a class="code" href="classBackgroundStateUnloaded.html">BackgroundStateUnloaded</a> (*<span class="keyword">this</span>, mainWindow.<a class="code" href="classMainWindow.html#add6b9bdb5bbcf8c7c567fea90eced6d4">scene</a>()));</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  ENGAUGE_ASSERT (m_states.size () == NUM_BACKGROUND_STATES);</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  m_currentState = NUM_BACKGROUND_STATES; <span class="comment">// Value that forces a transition right away</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <a class="code" href="classBackgroundStateContext.html#ae9d47bc2acc67ec2d93a972a47a29ec4">requestStateTransition</a> (BACKGROUND_STATE_UNLOADED);</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  completeRequestedStateTransitionIfExists();</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> }</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="classBackgroundStateContext.html#add99d0361426cecc18f49a66f61b073c"> 38</a></span> <span class="keywordtype">void</span> <a class="code" href="classBackgroundStateContext.html#add99d0361426cecc18f49a66f61b073c">BackgroundStateContext::close</a>()</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> {</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  LOG4CPP_INFO_S ((*mainCat)) << <span class="stringliteral">"BackgroundStateContext::close"</span>;</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="comment">// It is safe to transition to the new state immediately since no BackgroundState classes are on the stack</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <a class="code" href="classBackgroundStateContext.html#ae9d47bc2acc67ec2d93a972a47a29ec4">requestStateTransition</a> (BACKGROUND_STATE_UNLOADED);</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  completeRequestedStateTransitionIfExists ();</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> }</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keywordtype">void</span> BackgroundStateContext::completeRequestedStateTransitionIfExists()</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> {</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  LOG4CPP_INFO_S ((*mainCat)) << <span class="stringliteral">"BackgroundStateContext::completeRequestedStateTransitionIfExists"</span>;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">if</span> (m_currentState != m_requestedState) {</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// A transition is waiting so perform it</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">if</span> (m_currentState != NUM_BACKGROUND_STATES) {</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="comment">// This is not the first state so close the previous state</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  m_states [m_currentState]->end ();</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="comment">// Start the new state</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  m_currentState = m_requestedState;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  m_states [m_requestedState]->begin ();</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  }</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> }</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="classBackgroundStateContext.html#aacb5df70c47dec4e0744e15d847f1213"> 67</a></span> <span class="keywordtype">void</span> <a class="code" href="classBackgroundStateContext.html#aacb5df70c47dec4e0744e15d847f1213">BackgroundStateContext::fitInView</a> (<a class="code" href="classGraphicsView.html">GraphicsView</a> &view)</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> {</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  LOG4CPP_INFO_S ((*mainCat)) << <span class="stringliteral">"BackgroundStateContext::fitInView"</span>;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="comment">// After initialization, we should be in unloaded state or some other equally valid state</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  ENGAUGE_ASSERT (m_currentState != NUM_BACKGROUND_STATES);</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">const</span> QGraphicsPixmapItem *imageItem = &m_states [BACKGROUND_STATE_CURVE]->imageItem ();</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordtype">double</span> width = imageItem->boundingRect().width();</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordtype">double</span> height = imageItem->boundingRect().height();</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  LOG4CPP_INFO_S ((*mainCat)) << <span class="stringliteral">"BackgroundStateContext::fitInView"</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  << <span class="stringliteral">" state="</span> << m_states [m_currentState]->state ().toLatin1().data()</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  << <span class="stringliteral">" boundingRect=("</span> << width << <span class="stringliteral">"x"</span> << height << <span class="stringliteral">")"</span>;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">// Get the image from a state that is guaranteed to have an image</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  view.fitInView (imageItem);</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> }</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="classBackgroundStateContext.html#a8faee733c2b6c222e214eb1c6318063d"> 88</a></span> QImage <a class="code" href="classBackgroundStateContext.html#a8faee733c2b6c222e214eb1c6318063d">BackgroundStateContext::imageForCurveState</a> ()<span class="keyword"> const</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="keyword"></span>{</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">return</span> m_states [BACKGROUND_STATE_CURVE]->image();</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> }</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div><div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="classBackgroundStateContext.html#ae9d47bc2acc67ec2d93a972a47a29ec4"> 93</a></span> <span class="keywordtype">void</span> <a class="code" href="classBackgroundStateContext.html#ae9d47bc2acc67ec2d93a972a47a29ec4">BackgroundStateContext::requestStateTransition</a> (BackgroundState backgroundState)</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> {</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  LOG4CPP_INFO_S ((*mainCat)) << <span class="stringliteral">"BackgroundStateContext::requestStateTransition"</span>;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  m_requestedState = backgroundState;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> }</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="classBackgroundStateContext.html#a6fdbc653097c14b8c618283b339ab5b9"> 100</a></span> <span class="keywordtype">void</span> <a class="code" href="classBackgroundStateContext.html#a6fdbc653097c14b8c618283b339ab5b9">BackgroundStateContext::setBackgroundImage</a> (BackgroundImage backgroundImage)</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> {</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  LOG4CPP_INFO_S ((*mainCat)) << <span class="stringliteral">"BackgroundStateContext::setBackgroundImage"</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  << <span class="stringliteral">" background="</span> << backgroundImageToString (backgroundImage).toLatin1().data();</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  BackgroundState backgroundState;</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">switch</span> (backgroundImage) {</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">case</span> BACKGROUND_IMAGE_FILTERED:</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  backgroundState = BACKGROUND_STATE_CURVE;</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">case</span> BACKGROUND_IMAGE_NONE:</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  backgroundState = BACKGROUND_STATE_NONE;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">case</span> BACKGROUND_IMAGE_ORIGINAL:</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  backgroundState = BACKGROUND_STATE_ORIGINAL;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  LOG4CPP_ERROR_S ((*mainCat)) << <span class="stringliteral">"BackgroundStateContext::selectBackgroundImage"</span>;</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  exit (-1);</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  }</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="comment">// It is safe to transition to the new state immediately since no BackgroundState classes are on the stack</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="classBackgroundStateContext.html#ae9d47bc2acc67ec2d93a972a47a29ec4">requestStateTransition</a> (backgroundState);</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  completeRequestedStateTransitionIfExists ();</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> }</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div><div class="line"><a name="l00129"></a><span class="lineno"><a class="line" href="classBackgroundStateContext.html#abf344239ba862c9b8824b849c93e031a"> 129</a></span> <span class="keywordtype">void</span> <a class="code" href="classBackgroundStateContext.html#abf344239ba862c9b8824b849c93e031a">BackgroundStateContext::setCurveSelected</a> (<span class="keyword">const</span> <a class="code" href="classTransformation.html">Transformation</a> &transformation,</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">const</span> <a class="code" href="classDocumentModelGridRemoval.html">DocumentModelGridRemoval</a> &modelGridRemoval,</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keyword">const</span> <a class="code" href="classDocumentModelColorFilter.html">DocumentModelColorFilter</a> &modelColorFilter,</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">const</span> QString &curveSelected)</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> {</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  LOG4CPP_INFO_S ((*mainCat)) << <span class="stringliteral">"BackgroundStateContext::setCurveSelected"</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  << <span class="stringliteral">" curve="</span> << curveSelected.toLatin1().data();</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> backgroundState = 0; backgroundState < NUM_BACKGROUND_STATES; backgroundState++) {</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  m_states [backgroundState]->setCurveSelected (transformation,</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  modelGridRemoval,</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  modelColorFilter,</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  curveSelected);</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  }</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> }</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div><div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="classBackgroundStateContext.html#a836a85fa29ed692df08dc1915cdbe910"> 146</a></span> <span class="keywordtype">void</span> <a class="code" href="classBackgroundStateContext.html#a836a85fa29ed692df08dc1915cdbe910">BackgroundStateContext::setPixmap</a> (<span class="keyword">const</span> <a class="code" href="classTransformation.html">Transformation</a> &transformation,</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">const</span> <a class="code" href="classDocumentModelGridRemoval.html">DocumentModelGridRemoval</a> &modelGridRemoval,</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keyword">const</span> <a class="code" href="classDocumentModelColorFilter.html">DocumentModelColorFilter</a> &modelColorFilter,</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">const</span> QPixmap &pixmapOriginal,</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keyword">const</span> QString &curveSelected)</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> {</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  LOG4CPP_INFO_S ((*mainCat)) << <span class="stringliteral">"BackgroundStateContext::setPixmap"</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  << <span class="stringliteral">" image="</span> << pixmapOriginal.width() << <span class="stringliteral">"x"</span> << pixmapOriginal.height()</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  << <span class="stringliteral">" currentState="</span> << m_states [m_currentState]->state().toLatin1().data();</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> backgroundState = 0; backgroundState < NUM_BACKGROUND_STATES; backgroundState++) {</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  m_states [backgroundState]->setPixmap (transformation,</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  modelGridRemoval,</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  modelColorFilter,</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  pixmapOriginal,</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  curveSelected);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> }</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div><div class="line"><a name="l00166"></a><span class="lineno"><a class="line" href="classBackgroundStateContext.html#ab7b642ff090b36ccce5dee5c3cd6c511"> 166</a></span> <span class="keywordtype">void</span> <a class="code" href="classBackgroundStateContext.html#ab7b642ff090b36ccce5dee5c3cd6c511">BackgroundStateContext::updateColorFilter</a> (<span class="keyword">const</span> <a class="code" href="classTransformation.html">Transformation</a> &transformation,</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keyword">const</span> <a class="code" href="classDocumentModelGridRemoval.html">DocumentModelGridRemoval</a> &modelGridRemoval,</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keyword">const</span> <a class="code" href="classDocumentModelColorFilter.html">DocumentModelColorFilter</a> &modelColorFilter,</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keyword">const</span> QString &curveSelected)</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> {</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  LOG4CPP_INFO_S ((*mainCat)) << <span class="stringliteral">"BackgroundStateContext::updateColorFilter"</span>;</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> backgroundState = 0; backgroundState < NUM_BACKGROUND_STATES; backgroundState++) {</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  m_states [backgroundState]->updateColorFilter (transformation,</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  modelGridRemoval,</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  modelColorFilter,</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  curveSelected);</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  }</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> }</div><div class="ttc" id="classBackgroundStateContext_html_a836a85fa29ed692df08dc1915cdbe910"><div class="ttname"><a href="classBackgroundStateContext.html#a836a85fa29ed692df08dc1915cdbe910">BackgroundStateContext::setPixmap</a></div><div class="ttdeci">void setPixmap(const Transformation &transformation, const DocumentModelGridRemoval &modelGridRemoval, const DocumentModelColorFilter &modelColorFilter, const QPixmap &pixmapOriginal, const QString &curveSelected)</div><div class="ttdoc">Update the images of all states, rather than just the current state. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateContext_8cpp_source.html#l00146">BackgroundStateContext.cpp:146</a></div></div>
<div class="ttc" id="classBackgroundStateContext_html_ab7b642ff090b36ccce5dee5c3cd6c511"><div class="ttname"><a href="classBackgroundStateContext.html#ab7b642ff090b36ccce5dee5c3cd6c511">BackgroundStateContext::updateColorFilter</a></div><div class="ttdeci">void updateColorFilter(const Transformation &transformation, const DocumentModelGridRemoval &modelGridRemoval, const DocumentModelColorFilter &colorFilter, const QString &curveSelected)</div><div class="ttdoc">Apply color filter settings. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateContext_8cpp_source.html#l00166">BackgroundStateContext.cpp:166</a></div></div>
<div class="ttc" id="classBackgroundStateContext_html_aacb5df70c47dec4e0744e15d847f1213"><div class="ttname"><a href="classBackgroundStateContext.html#aacb5df70c47dec4e0744e15d847f1213">BackgroundStateContext::fitInView</a></div><div class="ttdeci">void fitInView(GraphicsView &view)</div><div class="ttdoc">Zoom so background fills the window. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateContext_8cpp_source.html#l00067">BackgroundStateContext.cpp:67</a></div></div>
<div class="ttc" id="classBackgroundStateUnloaded_html"><div class="ttname"><a href="classBackgroundStateUnloaded.html">BackgroundStateUnloaded</a></div><div class="ttdoc">Background image state for interval between startup and loading of the image. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateUnloaded_8h_source.html#l00013">BackgroundStateUnloaded.h:13</a></div></div>
<div class="ttc" id="classBackgroundStateCurve_html"><div class="ttname"><a href="classBackgroundStateCurve.html">BackgroundStateCurve</a></div><div class="ttdoc">Background image state for showing filter image from current curve. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateCurve_8h_source.html#l00013">BackgroundStateCurve.h:13</a></div></div>
<div class="ttc" id="classBackgroundStateContext_html_ae9d47bc2acc67ec2d93a972a47a29ec4"><div class="ttname"><a href="classBackgroundStateContext.html#ae9d47bc2acc67ec2d93a972a47a29ec4">BackgroundStateContext::requestStateTransition</a></div><div class="ttdeci">void requestStateTransition(BackgroundState backgroundState)</div><div class="ttdoc">Initiate state transition to be performed later, when BackgroundState is off the stack. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateContext_8cpp_source.html#l00093">BackgroundStateContext.cpp:93</a></div></div>
<div class="ttc" id="classBackgroundStateNone_html"><div class="ttname"><a href="classBackgroundStateNone.html">BackgroundStateNone</a></div><div class="ttdoc">Background image state for showing no image. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateNone_8h_source.html#l00013">BackgroundStateNone.h:13</a></div></div>
<div class="ttc" id="classTransformation_html"><div class="ttname"><a href="classTransformation.html">Transformation</a></div><div class="ttdoc">Affine transformation between screen and graph coordinates, based on digitized axis points...</div><div class="ttdef"><b>Definition:</b> <a href="Transformation_8h_source.html#l00031">Transformation.h:31</a></div></div>
<div class="ttc" id="classBackgroundStateContext_html_a6fdbc653097c14b8c618283b339ab5b9"><div class="ttname"><a href="classBackgroundStateContext.html#a6fdbc653097c14b8c618283b339ab5b9">BackgroundStateContext::setBackgroundImage</a></div><div class="ttdeci">void setBackgroundImage(BackgroundImage backgroundImage)</div><div class="ttdoc">Transition to the specified state. This method is used by classes outside of the state machine to tri...</div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateContext_8cpp_source.html#l00100">BackgroundStateContext.cpp:100</a></div></div>
<div class="ttc" id="classDocumentModelColorFilter_html"><div class="ttname"><a href="classDocumentModelColorFilter.html">DocumentModelColorFilter</a></div><div class="ttdoc">Model for DlgSettingsColorFilter and CmdSettingsColorFilter. </div><div class="ttdef"><b>Definition:</b> <a href="DocumentModelColorFilter_8h_source.html#l00021">DocumentModelColorFilter.h:21</a></div></div>
<div class="ttc" id="classMainWindow_html_add6b9bdb5bbcf8c7c567fea90eced6d4"><div class="ttname"><a href="classMainWindow.html#add6b9bdb5bbcf8c7c567fea90eced6d4">MainWindow::scene</a></div><div class="ttdeci">GraphicsScene & scene()</div><div class="ttdoc">Scene container for the QImage and QGraphicsItems. </div><div class="ttdef"><b>Definition:</b> <a href="MainWindow_8cpp_source.html#l02329">MainWindow.cpp:2329</a></div></div>
<div class="ttc" id="classGraphicsView_html"><div class="ttname"><a href="classGraphicsView.html">GraphicsView</a></div><div class="ttdoc">QGraphicsView class with event handling added. Typically the events are sent to the active digitizing...</div><div class="ttdef"><b>Definition:</b> <a href="GraphicsView_8h_source.html#l00020">GraphicsView.h:20</a></div></div>
<div class="ttc" id="classBackgroundStateContext_html_add99d0361426cecc18f49a66f61b073c"><div class="ttname"><a href="classBackgroundStateContext.html#add99d0361426cecc18f49a66f61b073c">BackgroundStateContext::close</a></div><div class="ttdeci">void close()</div><div class="ttdoc">Open Document is being closed so remove the background. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateContext_8cpp_source.html#l00038">BackgroundStateContext.cpp:38</a></div></div>
<div class="ttc" id="classBackgroundStateContext_html_abf344239ba862c9b8824b849c93e031a"><div class="ttname"><a href="classBackgroundStateContext.html#abf344239ba862c9b8824b849c93e031a">BackgroundStateContext::setCurveSelected</a></div><div class="ttdeci">void setCurveSelected(const Transformation &transformation, const DocumentModelGridRemoval &modelGridRemoval, const DocumentModelColorFilter &modelColorFilter, const QString &curveSelected)</div><div class="ttdoc">Update the selected curve. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateContext_8cpp_source.html#l00129">BackgroundStateContext.cpp:129</a></div></div>
<div class="ttc" id="classBackgroundStateOriginal_html"><div class="ttname"><a href="classBackgroundStateOriginal.html">BackgroundStateOriginal</a></div><div class="ttdoc">Background image state for showing original (=unfiltered) image. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateOriginal_8h_source.html#l00013">BackgroundStateOriginal.h:13</a></div></div>
<div class="ttc" id="classBackgroundStateContext_html_a183d32ee3bc59a12af2d4f56d18d1e05"><div class="ttname"><a href="classBackgroundStateContext.html#a183d32ee3bc59a12af2d4f56d18d1e05">BackgroundStateContext::BackgroundStateContext</a></div><div class="ttdeci">BackgroundStateContext(MainWindow &mainWindow)</div><div class="ttdoc">Single constructor. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateContext_8cpp_source.html#l00021">BackgroundStateContext.cpp:21</a></div></div>
<div class="ttc" id="classBackgroundStateContext_html_a8faee733c2b6c222e214eb1c6318063d"><div class="ttname"><a href="classBackgroundStateContext.html#a8faee733c2b6c222e214eb1c6318063d">BackgroundStateContext::imageForCurveState</a></div><div class="ttdeci">QImage imageForCurveState() const</div><div class="ttdoc">Image for the Curve state, even if the current state is different. </div><div class="ttdef"><b>Definition:</b> <a href="BackgroundStateContext_8cpp_source.html#l00088">BackgroundStateContext.cpp:88</a></div></div>
<div class="ttc" id="classDocumentModelGridRemoval_html"><div class="ttname"><a href="classDocumentModelGridRemoval.html">DocumentModelGridRemoval</a></div><div class="ttdoc">Model for DlgSettingsGridRemoval and CmdSettingsGridRemoval. The settings are unstable until the user...</div><div class="ttdef"><b>Definition:</b> <a href="DocumentModelGridRemoval_8h_source.html#l00017">DocumentModelGridRemoval.h:17</a></div></div>
<div class="ttc" id="classMainWindow_html"><div class="ttname"><a href="classMainWindow.html">MainWindow</a></div><div class="ttdoc">Main window consisting of menu, graphics scene, status bar and optional toolbars as a Single Document...</div><div class="ttdef"><b>Definition:</b> <a href="MainWindow_8h_source.html#l00086">MainWindow.h:86</a></div></div>
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