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MapperGLCanvas_8cpp_source.html
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<div class="title">MapperGLCanvas.cpp</div> </div>
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<a href="MapperGLCanvas_8cpp.html">Go to the documentation of this file.</a><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"> * MapperGLCanvas.cpp</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * (c) 2013 Sofian Audry -- info(@)sofianaudry(.)com</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * (c) 2013 Alexandre Quessy -- alexandre(@)quessy(.)net</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * This program is free software: you can redistribute it and/or modify</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * it under the terms of the GNU General Public License as published by</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * the Free Software Foundation, either version 3 of the License, or</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * (at your option) any later version.</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * This program is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * GNU General Public License for more details.</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * You should have received a copy of the GNU General Public License</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * along with this program. If not, see <http://www.gnu.org/licenses/>.</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> */</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"> 21</span> <span class="preprocessor">#include "<a class="code" href="MapperGLCanvas_8h.html">MapperGLCanvas.h</a>"</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "<a class="code" href="MainWindow_8h.html">MainWindow.h</a>"</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "<a class="code" href="Commands_8h.html">Commands.h</a>"</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="classMapperGLCanvas.html#a809e203795844a6f91fead0bdb5e2f7c"> 26</a></span> <a class="code" href="classMapperGLCanvas.html#a809e203795844a6f91fead0bdb5e2f7c">MapperGLCanvas::MapperGLCanvas</a>(<a class="code" href="classMainWindow.html">MainWindow</a>* mainWindow, QWidget* parent, <span class="keyword">const</span> QGLWidget * shareWidget, QGraphicsScene* scene)</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  : <a class="code" href="classQGraphicsView.html">QGraphicsView</a>(parent),</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  _mainWindow(mainWindow),</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  _vertexGrabbed(false),</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  _activeVertex(NO_VERTEX),</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  _shapeGrabbed(false), <span class="comment">// comment out?</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  _shapeFirstGrab(false), <span class="comment">// comment out?</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  _zoomLevel(0)</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> {</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="comment">// For now clicking on the window doesn't do anything.</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  setDragMode(QGraphicsView::NoDrag);</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing |</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  QPainter::HighQualityAntialiasing | QPainter::SmoothPixmapTransform);</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  setResizeAnchor(AnchorViewCenter);</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  setInteractive(<span class="keyword">true</span>);</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="comment">//setFrameStyle(Sunken | StyledPanel);</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="comment">// TODO: check this</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="comment">// setOptimizationFlags(QGraphicsView::DontSavePainterState);</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="comment">//setViewportUpdateMode(QGraphicsView::FullViewportUpdate);</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  setTransformationAnchor(QGraphicsView::AnchorUnderMouse);</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  resetTransform();</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="comment">// setAcceptDrops(true);</span></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">// Render with OpenGL.</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  setViewport(<span class="keyword">new</span> QGLWidget(QGLFormat(QGL::SampleBuffers), <span class="keyword">this</span>, shareWidget));</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  setViewportUpdateMode(QGraphicsView::FullViewportUpdate);</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">// TODO: do we need to delete scene (or call new QGraphicsScene(this)?)</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  setScene(scene ? scene : <span class="keyword">new</span> QGraphicsScene);</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>  <span class="comment">// Black background.</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  this->scene()->setBackgroundBrush(Qt::black);</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> }</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#a94e50bea25cadd6de25091cfed85cbee"> 64</a></span> <a class="code" href="classMShape.html#abaea0495adea6f577e352d8d90fe161e">MShape::ptr</a> <a class="code" href="classMapperGLCanvas.html#a94e50bea25cadd6de25091cfed85cbee">MapperGLCanvas::getCurrentShape</a>()</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>  <span class="keywordflow">return</span> <a class="code" href="classMapperGLCanvas.html#abbee2789b22a1c32cb1c9c3b5f1863ae">getShapeFromMappingId</a>(<a class="code" href="classMainWindow.html#a4f7e1bd77c8b2e64bd374874ff347ede">MainWindow::instance</a>()->getCurrentMappingId());</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> }</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#a6828b1fbd4c1a3e5d31ca00990a55517"> 69</a></span> QSharedPointer<ShapeGraphicsItem> <a class="code" href="classMapperGLCanvas.html#a6828b1fbd4c1a3e5d31ca00990a55517">MapperGLCanvas::getCurrentShapeGraphicsItem</a>()</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="keywordflow">return</span> <a class="code" href="classMapperGLCanvas.html#a582643a5706f5a409c611c0ceb3fbcc0">getShapeGraphicsItemFromMappingId</a>(<a class="code" href="classMainWindow.html#a4f7e1bd77c8b2e64bd374874ff347ede">MainWindow::instance</a>()->getCurrentMappingId());</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> }</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="comment">// Draws foreground (displays crosshair if needed).</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#a4caa5ec632e0b850b409007ae14d2233"> 75</a></span> <span class="keywordtype">void</span> <a class="code" href="classMapperGLCanvas.html#a4caa5ec632e0b850b409007ae14d2233">MapperGLCanvas::drawForeground</a>(QPainter *painter , <span class="keyword">const</span> QRectF &rect)</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> {</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  Q_UNUSED(rect);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">if</span> (<a class="code" href="classMapperGLCanvas.html#a5677ae9c35df01ddad21b2cb07007f92">_mainWindow</a>-><a class="code" href="classMainWindow.html#ad876ae7a3fb48cfd032e89f03582a1bd">displayControls</a>())</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  {</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="UidAllocator_8h.html#ac83b9ada9e7333675745ef795a057883">uid</a> mid = <a class="code" href="classMapperGLCanvas.html#a5677ae9c35df01ddad21b2cb07007f92">_mainWindow</a>-><a class="code" href="classMainWindow.html#a8626737961e658b6fdb70599d7840474">getCurrentMappingId</a>();</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">if</span> (mid != <a class="code" href="UidAllocator_8h.html#a2a887309a23176e120e30a328de5f6b1">NULL_UID</a>)</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">// Use current shape graphics item to draw controls.</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <a class="code" href="classShapeGraphicsItem.html#a0d6a301cd800b55cf215ce79b4c002a0">ShapeGraphicsItem::ptr</a> item = <a class="code" href="classMapperGLCanvas.html#a6828b1fbd4c1a3e5d31ca00990a55517">getCurrentShapeGraphicsItem</a>();</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">if</span> (item)</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>  QList<int> selected;</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">if</span> (<a class="code" href="classMapperGLCanvas.html#ae214ae2ad57a8c1425cec86af50db2f7">hasActiveVertex</a>())</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  selected.push_back(<a class="code" href="classMapperGLCanvas.html#a219d3b262eed3c34beb4d72dfab79719">getActiveVertexIndex</a>());</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  item->getControlPainter()->paint(painter, <span class="keyword">this</span>, selected);</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"> 93</span>  }</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> </div>
<div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#a14dfb3ee24fa439b460c663dec088cda"> 96</a></span> <span class="keywordtype">void</span> <a class="code" href="classMapperGLCanvas.html#a14dfb3ee24fa439b460c663dec088cda">MapperGLCanvas::currentShapeWasChanged</a>()</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> {</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  emit <a class="code" href="classMapperGLCanvas.html#a8c72e25a875f9c4adb1db1dd717548f3">shapeChanged</a>(<a class="code" href="classMapperGLCanvas.html#a94e50bea25cadd6de25091cfed85cbee">getCurrentShape</a>().data());</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </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> <span class="comment">//</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#ab52fae5217c3d97ebcaa4a5099eb9053"> 103</a></span> <span class="keywordtype">void</span> <a class="code" href="classMapperGLCanvas.html#ab52fae5217c3d97ebcaa4a5099eb9053">MapperGLCanvas::mousePressEvent</a>(QMouseEvent* event)</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>  <span class="keywordtype">bool</span> mousePressedOnSomething = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="classMapperGLCanvas.html#a94de5655d2cbf9d50fbb6417fbc2b8e1">_mousePressedPosition</a> = <span class="keyword">event</span>->pos();</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  QPointF pos = mapToScene(event->pos());</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">// Drag the scene with middle button.</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">if</span> (event->buttons() & Qt::MiddleButton)</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  {</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="comment">// NOTE: This is a trick code to implement scroll hand drag using the middle button.</span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  QMouseEvent releaseEvent(QEvent::MouseButtonRelease, event->pos(), <span class="keyword">event</span>->globalPos(), Qt::LeftButton, 0, <span class="keyword">event</span>->modifiers());</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  QGraphicsView::mouseReleaseEvent(&releaseEvent);</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  setDragMode(QGraphicsView::ScrollHandDrag);</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment">// We need to pretend it is actually the left button that was pressed!</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  QMouseEvent fakeEvent(event->type(), <span class="keyword">event</span>->pos(), <span class="keyword">event</span>->globalPos(),</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  Qt::LeftButton, <span class="keyword">event</span>->buttons() | Qt::LeftButton, <span class="keyword">event</span>->modifiers());</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  QGraphicsView::mousePressEvent(&fakeEvent);</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">// Check for vertex selection first.</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (event->buttons() & Qt::LeftButton)</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  {</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="classMShape.html#abaea0495adea6f577e352d8d90fe161e">MShape::ptr</a> shape = <a class="code" href="classMapperGLCanvas.html#a94e50bea25cadd6de25091cfed85cbee">getCurrentShape</a>();</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">if</span> (shape)</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  {</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">// Note: we compare with the square value for fastest computation of the distance</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">int</span> minDistance = <a class="code" href="Maths_8h.html#a89def7cb1ec18125de72c19940fc487d">sq</a>(<a class="code" href="classMM.html#a081aaf867b03efa1dc48c9729672ac85">MM::VERTEX_SELECT_RADIUS</a>);</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment">// Find the ID of the nearest vertex (from currently selected shape)</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < shape->nVertices(); i++)</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  {</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordtype">int</span> <a class="code" href="Maths_8h.html#a165774ff5ff8c09b3a8f139395b33a91">dist</a> = <a class="code" href="Maths_8h.html#a81c5d8f6a146b74ad323c085565143e2">distSq</a>(<a class="code" href="classMapperGLCanvas.html#a94de5655d2cbf9d50fbb6417fbc2b8e1">_mousePressedPosition</a>, mapFromScene(shape->getVertex(i))); <span class="comment">// squared distance</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">if</span> (dist < minDistance)</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>  <a class="code" href="classMapperGLCanvas.html#a9aa0ef85f7eea801ce404aa191a19b1b">_activeVertex</a> = i;</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  minDistance = <a class="code" href="Maths_8h.html#a165774ff5ff8c09b3a8f139395b33a91">dist</a>;</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="classMapperGLCanvas.html#ae91257ec12e074d8f8a1700a529f070e">_vertexGrabbed</a> = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  mousePressedOnSomething = <span class="keyword">true</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>  <a class="code" href="classMapperGLCanvas.html#a95e0453dc33122448c360c0635bd5e21">_grabbedObjectStartScenePosition</a> = shape->getVertex(i);</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  }</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  }</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  }</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">if</span> (mousePressedOnSomething)</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="comment">// Check for shape selection.</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">if</span> (event->buttons() & (Qt::LeftButton | Qt::RightButton)) <span class="comment">// Add Right click for context menu</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  {</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="classMShape.html#abaea0495adea6f577e352d8d90fe161e">MShape::ptr</a> selectedShape = <a class="code" href="classMapperGLCanvas.html#a94e50bea25cadd6de25091cfed85cbee">getCurrentShape</a>();</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="comment">// Possibility of changing shape in output by clicking on it.</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="classMappingManager.html">MappingManager</a> manager = <a class="code" href="classMapperGLCanvas.html#ae22e079a57cdcf1806d80411eb866f70">getMainWindow</a>()-><a class="code" href="classMainWindow.html#a0eb87b81740e8b4751899bd553cd5701">getMappingManager</a>();</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  QVector<Mapping::ptr> mappings = manager.<a class="code" href="classMappingManager.html#a0d427b746cf6aa1326ca67d4a9f88ab0">getVisibleMappings</a>();</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">for</span> (QVector<Mapping::ptr>::const_iterator it = mappings.end() - 1; it >= mappings.begin(); --it)</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>  <a class="code" href="classMShape.html#abaea0495adea6f577e352d8d90fe161e">MShape::ptr</a> shape = <a class="code" href="classMapperGLCanvas.html#abbee2789b22a1c32cb1c9c3b5f1863ae">getShapeFromMappingId</a>((*it)->getId());</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="comment">// Check if mouse was pressed on that shape.</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">if</span> (shape && shape->includesPoint(pos))</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  {</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  mousePressedOnSomething = <span class="keyword">true</span>;</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>  <span class="comment">// Deselect vertices.</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="classMapperGLCanvas.html#ae7745594310c5f6788b6e2d6b788747f">deselectVertices</a>();</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="comment">// Change mapping (only available in destination).</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">if</span> (<a class="code" href="classMapperGLCanvas.html#a6e1571ff03935b8d80235dc2b41c6bcb">isOutput</a>() && shape != selectedShape)</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  {</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">// Change current mapping.</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <a class="code" href="classMapperGLCanvas.html#ae22e079a57cdcf1806d80411eb866f70">getMainWindow</a>()-><a class="code" href="classMainWindow.html#a277e3d3366c3c4f9f48a2f219997a21b">setCurrentMapping</a>((*it)->getId());</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>  <span class="comment">// Reset selected shape to new one.</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  selectedShape = <a class="code" href="classMapperGLCanvas.html#a94e50bea25cadd6de25091cfed85cbee">getCurrentShape</a>();</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  }</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  }</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="comment">// Grab the shape.</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">if</span> (event->buttons() & Qt::LeftButton) <span class="comment">// This preserve me from duplicate code above</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  {</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">if</span> (selectedShape && selectedShape->includesPoint(pos))</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  {</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <a class="code" href="classMapperGLCanvas.html#ad3f5a9b0576b1c4930a8974bd67d2d58">_shapeGrabbed</a> = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <a class="code" href="classMapperGLCanvas.html#a891304e7e8973e52876449fb32125bce">_shapeFirstGrab</a> = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <a class="code" href="classMapperGLCanvas.html#a95e0453dc33122448c360c0635bd5e21">_grabbedObjectStartScenePosition</a> = pos;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  }</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  }</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  }</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">if</span> (mousePressedOnSomething)</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// Deactivate.</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <a class="code" href="classMapperGLCanvas.html#a8c156ab794a92ed673cbf91ada9ca073">deselectAll</a>();</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> }</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div>
<div class="line"><a name="l00208"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#a2741ecbd52014c1f657732a6ee917135"> 208</a></span> <span class="keywordtype">void</span> <a class="code" href="classMapperGLCanvas.html#a2741ecbd52014c1f657732a6ee917135">MapperGLCanvas::mouseReleaseEvent</a>(QMouseEvent* event)</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> {</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  Q_UNUSED(event);</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="comment">// Wrap-up dragging the scene with middle button.</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordflow">if</span> (event->buttons() & Qt::MiddleButton)</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  {</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  QMouseEvent fakeEvent(event->type(), <span class="keyword">event</span>->pos(), <span class="keyword">event</span>->globalPos(),</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  Qt::LeftButton, <span class="keyword">event</span>->buttons() & ~Qt::LeftButton, <span class="keyword">event</span>->modifiers());</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  QGraphicsView::mouseReleaseEvent(&fakeEvent);</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  setDragMode(QGraphicsView::NoDrag);</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  setCursor(Qt::ArrowCursor);</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  }</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="comment">// // Click on vertex ==> select the vertex.</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="comment">// if ((event->buttons() & Qt::LeftButton) && _mousePressedOnVertex)</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="comment">// {</span></div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="comment">// }</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span> (<a class="code" href="classMapperGLCanvas.html#ae91257ec12e074d8f8a1700a529f070e">_vertexGrabbed</a>)</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  {</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// TODO : code repetition here!!!</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  QPointF p = mapToScene(event->pos());</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// Stick to vertices.</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">if</span> (<a class="code" href="classMapperGLCanvas.html#a5677ae9c35df01ddad21b2cb07007f92">_mainWindow</a>-><a class="code" href="classMainWindow.html#adc8cc255371c4438cdba198eea5d696a">stickyVertices</a>())</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <a class="code" href="classMapperGLCanvas.html#a135b9b4b298bd1106b145f44bb4babbe">_glueVertex</a>(&p);</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <a class="code" href="classMapperGLCanvas.html#a138c3b506a53bb037872d20b5d65cc05">undoStack</a>->push(<span class="keyword">new</span> <a class="code" href="classMoveVertexCommand.html">MoveVertexCommand</a>(<span class="keyword">this</span>, <a class="code" href="classTransformShapeCommand.html#a9118a4afb5014d3d9e0eff4adda89dccaef667f7efdfd9d0e41f516995adfea87">TransformShapeCommand::RELEASE</a>, <a class="code" href="classMapperGLCanvas.html#a9aa0ef85f7eea801ce404aa191a19b1b">_activeVertex</a>, p));</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  }</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="classMapperGLCanvas.html#ad3f5a9b0576b1c4930a8974bd67d2d58">_shapeGrabbed</a>)</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  {</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <a class="code" href="classMapperGLCanvas.html#a138c3b506a53bb037872d20b5d65cc05">undoStack</a>->push(<span class="keyword">new</span> <a class="code" href="classTranslateShapeCommand.html">TranslateShapeCommand</a>(<span class="keyword">this</span>, <a class="code" href="classTransformShapeCommand.html#a9118a4afb5014d3d9e0eff4adda89dccaef667f7efdfd9d0e41f516995adfea87">TransformShapeCommand::RELEASE</a>, QPointF()));</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  }</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <a class="code" href="classMapperGLCanvas.html#ae91257ec12e074d8f8a1700a529f070e">_vertexGrabbed</a> = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <a class="code" href="classMapperGLCanvas.html#ad3f5a9b0576b1c4930a8974bd67d2d58">_shapeGrabbed</a> = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> }</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> </div>
<div class="line"><a name="l00244"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#a0fc8394d1d84870f6e2f1fabdf7c7d85"> 244</a></span> <span class="keywordtype">void</span> <a class="code" href="classMapperGLCanvas.html#a0fc8394d1d84870f6e2f1fabdf7c7d85">MapperGLCanvas::mouseMoveEvent</a>(QMouseEvent* event)</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> {</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keyword">static</span> QPoint lastMousePos;</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  QPointF scenePos = mapToScene(event->pos());</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> </div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="comment">// Prepare to store commands</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <a class="code" href="classMapperGLCanvas.html#a138c3b506a53bb037872d20b5d65cc05">undoStack</a> = <a class="code" href="classMapperGLCanvas.html#ae22e079a57cdcf1806d80411eb866f70">getMainWindow</a>()-><a class="code" href="classMainWindow.html#acd80197044f2cc4433eca4decdff67bd">getUndoStack</a>();</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment">// Vertex grab.</span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordflow">if</span> (<a class="code" href="classMapperGLCanvas.html#ae91257ec12e074d8f8a1700a529f070e">_vertexGrabbed</a>)</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  {</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">// std::cout << "Move event " << std::endl;</span></div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <a class="code" href="classMShape.html#abaea0495adea6f577e352d8d90fe161e">MShape::ptr</a> shape = <a class="code" href="classMapperGLCanvas.html#a94e50bea25cadd6de25091cfed85cbee">getCurrentShape</a>();</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordflow">if</span> (shape && <a class="code" href="classMapperGLCanvas.html#ae214ae2ad57a8c1425cec86af50db2f7">hasActiveVertex</a>())</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  {</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="comment">// QPointF p = shape->getVertex(_activeVertex);</span></div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="comment">// // Set point to mouse coordinates.</span></div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="comment">// p.setX(pos.x());</span></div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="comment">// p.setY(pos.y());</span></div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  QPointF p = scenePos;</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">// Stick to vertices.</span></div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordflow">if</span> (<a class="code" href="classMapperGLCanvas.html#a5677ae9c35df01ddad21b2cb07007f92">_mainWindow</a>-><a class="code" href="classMainWindow.html#adc8cc255371c4438cdba198eea5d696a">stickyVertices</a>())</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <a class="code" href="classMapperGLCanvas.html#a135b9b4b298bd1106b145f44bb4babbe">_glueVertex</a>(&p);</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> </div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  undoStack->push(<span class="keyword">new</span> <a class="code" href="classMoveVertexCommand.html">MoveVertexCommand</a>(<span class="keyword">this</span>, <a class="code" href="classTransformShapeCommand.html#a9118a4afb5014d3d9e0eff4adda89dcca4f8b9a81c2d4289f26ccfa99a47de618">TransformShapeCommand::FREE</a>, <a class="code" href="classMapperGLCanvas.html#a9aa0ef85f7eea801ce404aa191a19b1b">_activeVertex</a>, p));</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  }</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  }</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> </div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="comment">// Shape grab.</span></div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="classMapperGLCanvas.html#ad3f5a9b0576b1c4930a8974bd67d2d58">_shapeGrabbed</a>)</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  {</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="comment">// std::cout << "Move event " << std::endl;</span></div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <a class="code" href="classMShape.html#abaea0495adea6f577e352d8d90fe161e">MShape::ptr</a> shape = <a class="code" href="classMapperGLCanvas.html#a94e50bea25cadd6de25091cfed85cbee">getCurrentShape</a>();</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">if</span> (shape)</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  {</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">if</span> (<a class="code" href="classMapperGLCanvas.html#a891304e7e8973e52876449fb32125bce">_shapeFirstGrab</a>)</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  {</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  lastMousePos = <a class="code" href="classMapperGLCanvas.html#a94de5655d2cbf9d50fbb6417fbc2b8e1">_mousePressedPosition</a>;</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <a class="code" href="classMapperGLCanvas.html#a891304e7e8973e52876449fb32125bce">_shapeFirstGrab</a> = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  }</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  }</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> </div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  QPointF diff = scenePos - mapToScene(lastMousePos);</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  undoStack->push(<span class="keyword">new</span> <a class="code" href="classTranslateShapeCommand.html">TranslateShapeCommand</a>(<span class="keyword">this</span>, <a class="code" href="classTransformShapeCommand.html#a9118a4afb5014d3d9e0eff4adda89dcca4f8b9a81c2d4289f26ccfa99a47de618">TransformShapeCommand::FREE</a>, diff));</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  }</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> </div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="comment">// Window translation action</span></div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (event->buttons() & Qt::MiddleButton)</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  {</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  QPointF diff = <span class="keyword">event</span>->pos() - lastMousePos;</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <a class="code" href="classQGraphicsView.html">QGraphicsView</a>* view = scene()->views().first();</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  view->translate(diff.x(), diff.y());</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="comment">// view->update();</span></div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  }</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> </div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="comment">// Reset last mouse position.</span></div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  lastMousePos = <span class="keyword">event</span>->pos();</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> }</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> </div>
<div class="line"><a name="l00307"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#ab59949b056699824afb41195002dfa76"> 307</a></span> <span class="keywordtype">void</span> <a class="code" href="classMapperGLCanvas.html#ab59949b056699824afb41195002dfa76">MapperGLCanvas::keyPressEvent</a>(QKeyEvent* event)</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> {</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="comment">// Prepare to store commands.</span></div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <a class="code" href="classMapperGLCanvas.html#a138c3b506a53bb037872d20b5d65cc05">undoStack</a> = <a class="code" href="classMapperGLCanvas.html#ae22e079a57cdcf1806d80411eb866f70">getMainWindow</a>()-><a class="code" href="classMainWindow.html#acd80197044f2cc4433eca4decdff67bd">getUndoStack</a>();</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">// Checks if the key has been handled by this function or needs to be deferred to superclass.</span></div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordtype">bool</span> handledKey = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span> </div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="comment">// Active vertex selected.</span></div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">if</span> (<a class="code" href="classMapperGLCanvas.html#ae214ae2ad57a8c1425cec86af50db2f7">hasActiveVertex</a>())</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  {</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <a class="code" href="classMShape.html#abaea0495adea6f577e352d8d90fe161e">MShape::ptr</a> shape = <a class="code" href="classMapperGLCanvas.html#a94e50bea25cadd6de25091cfed85cbee">getCurrentShape</a>();</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  QPoint pos = mapFromScene(shape->getVertex(<a class="code" href="classMapperGLCanvas.html#a9aa0ef85f7eea801ce404aa191a19b1b">_activeVertex</a>));</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  handledKey = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span> </div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">switch</span> (event->key()) {</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="comment">// TODO: key tab should switch to next vertex: not working because somehow caught at a higher level</span></div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="comment">// to switch between frames of the layout</span></div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="comment">// case Qt::Key_Tab:</span></div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="comment">// if (shape)</span></div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="comment">// _activeVertex = (_activeVertex + 1) % shape->nVertices();</span></div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="comment">// p = shape->getVertex(_activeVertex); // reset to new vertex</span></div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="comment">// qDebug() << "New active vertex : " << _activeVertex << endl;</span></div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="comment">// Handle pixel-wise adjustments of vertex.</span></div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">case</span> Qt::Key_Up:</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  pos.ry()--;</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordflow">case</span> Qt::Key_Down:</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  pos.ry()++;</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordflow">case</span> Qt::Key_Right:</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  pos.rx()++;</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordflow">case</span> Qt::Key_Left:</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  pos.rx()--;</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keywordflow">if</span> (event->matches(QKeySequence::Undo))</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <a class="code" href="classMapperGLCanvas.html#a138c3b506a53bb037872d20b5d65cc05">undoStack</a>->undo();</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> </div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (event->matches(QKeySequence::Redo))</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <a class="code" href="classMapperGLCanvas.html#a138c3b506a53bb037872d20b5d65cc05">undoStack</a>->redo();</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  handledKey = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  }</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> </div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="comment">// Remap window position to scene.</span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  QPointF scenePos = mapToScene(pos);</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> </div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="comment">// TODO: this will always be called even if no arrow key has been pressed (small performance issue).</span></div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="comment">// Enable to Undo and Redo when arrow keys move the position of vertices</span></div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <a class="code" href="classMapperGLCanvas.html#a138c3b506a53bb037872d20b5d65cc05">undoStack</a>->push(<span class="keyword">new</span> <a class="code" href="classMoveVertexCommand.html">MoveVertexCommand</a>(<span class="keyword">this</span>, <a class="code" href="classTransformShapeCommand.html#a9118a4afb5014d3d9e0eff4adda89dccad91774baa7f734488e4ae1d03d625297">TransformShapeCommand::STEP</a>, <a class="code" href="classMapperGLCanvas.html#a9aa0ef85f7eea801ce404aa191a19b1b">_activeVertex</a>, scenePos));</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  }</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> </div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="comment">// Defer unhandled keys to parent.</span></div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">if</span> (!handledKey)</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  {</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  QWidget::keyPressEvent(event);</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  }</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> </div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="comment">// std::cout << "Key pressed" << std::endl;</span></div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span> <span class="comment">// int xMove = 0;</span></div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="comment">// int yMove = 0;</span></div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> <span class="comment">// switch (event->key()) {</span></div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <span class="comment">// case Qt::Key_Tab:</span></div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="comment">// if (event->modifiers() & Qt::ControlModifier)</span></div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> <span class="comment">// switchImage( (Common::getCurrentSourceId() + 1) % Common::nImages());</span></div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span> <span class="comment">// else</span></div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> <span class="comment">// {</span></div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> <span class="comment">// Quad& quad = getQuad();</span></div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> <span class="comment">// _active_vertex = (_active_vertex + 1 ) % 4;</span></div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <span class="comment">// }</span></div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> <span class="comment">// case Qt::Key_Up:</span></div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="comment">// yMove = -1;</span></div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span> <span class="comment">// case Qt::Key_Down:</span></div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="comment">// yMove = +1;</span></div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> <span class="comment">// case Qt::Key_Left:</span></div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> <span class="comment">// xMove = -1;</span></div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span> <span class="comment">// case Qt::Key_Right:</span></div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="comment">// xMove = +1;</span></div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span> <span class="comment">// default:</span></div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span> <span class="comment">// std::cerr << "Unhandled key" << std::endl;</span></div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="comment">// QWidget::keyPressEvent(event);</span></div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="comment">// }</span></div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="comment">//</span></div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="comment">// Quad& quad = getQuad();</span></div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="comment">// Point *p = quad.getVertex(_active_vertex);</span></div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="comment">// p->x += xMove;</span></div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="comment">// p->y += yMove;</span></div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="comment">// quad.setVertex(_active_vertex, p);</span></div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="comment">//</span></div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="comment">// update();</span></div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="comment">//</span></div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="comment">// emit quadChanged();</span></div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> }</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="comment">//</span></div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="comment">//void MapperGLCanvas::paintEvent(QPaintEvent* )</span></div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="comment">//{</span></div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span> <span class="comment">// makeCurrent();</span></div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="comment">//</span></div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="comment">// QPainter painter(this);</span></div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="comment">// painter.setRenderHint(QPainter::Antialiasing);</span></div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span> <span class="comment">//</span></div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <span class="comment">// draw(&painter);</span></div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="comment">//</span></div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> <span class="comment">// painter.end();</span></div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span> <span class="comment">//}</span></div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> </div>
<div class="line"><a name="l00423"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#a5861ca6fa55269ff9d640859287f5624"> 423</a></span> <span class="keywordtype">void</span> <a class="code" href="classMapperGLCanvas.html#a5861ca6fa55269ff9d640859287f5624">MapperGLCanvas::updateCanvas</a>()</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> {</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  update();</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  scene()->update();</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span> }</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> </div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span> <span class="comment">// * close enough. The distance per coordinate is currently set in dist_stick</span></div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> <span class="comment">// * variable. Perhaps the sticky-sensitivity should be configurable through GUI */</span></div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span> <span class="comment">//void MapperGLCanvas::glueVertex(MShape *orig, QPointF *p)</span></div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> <span class="comment">//{</span></div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span> <span class="comment">// MappingManager manager = getMainWindow()->getMappingManager();</span></div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span> <span class="comment">// for (int i = 0; i < manager.nMappings(); i++)</span></div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span> <span class="comment">// {</span></div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="comment">// MShape *shape = getShapeFromMappingId(manager.getMapping(i)->getId());</span></div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="comment">// if (shape && shape != orig)</span></div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> <span class="comment">// {</span></div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="comment">// for (int vertex = 0; vertex < shape->nVertices(); vertex++)</span></div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> <span class="comment">// {</span></div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="comment">// const QPointF& v = shape->getVertex(vertex);</span></div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="comment">// if (distIsInside(v, *p, MM::VERTEX_STICK_RADIUS))</span></div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="comment">// {</span></div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span> <span class="comment">// p->setX(v.x());</span></div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span> <span class="comment">// p->setY(v.y());</span></div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="comment">// }</span></div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span> <span class="comment">// }</span></div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span> <span class="comment">// }</span></div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <span class="comment">// }</span></div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="comment">//}</span></div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span> </div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span> </div>
<div class="line"><a name="l00454"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#ae7745594310c5f6788b6e2d6b788747f"> 454</a></span> <span class="keywordtype">void</span> <a class="code" href="classMapperGLCanvas.html#ae7745594310c5f6788b6e2d6b788747f">MapperGLCanvas::deselectVertices</a>()</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span> {</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  <a class="code" href="classMapperGLCanvas.html#a9aa0ef85f7eea801ce404aa191a19b1b">_activeVertex</a> = <a class="code" href="classMapperGLCanvas.html#a72013e573c810627fc56c25b9a1dc31f">NO_VERTEX</a>;</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <a class="code" href="classMapperGLCanvas.html#ae91257ec12e074d8f8a1700a529f070e">_vertexGrabbed</a> = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span> }</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span> </div>
<div class="line"><a name="l00460"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#a8c156ab794a92ed673cbf91ada9ca073"> 460</a></span> <span class="keywordtype">void</span> <a class="code" href="classMapperGLCanvas.html#a8c156ab794a92ed673cbf91ada9ca073">MapperGLCanvas::deselectAll</a>()</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span> {</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <a class="code" href="classMapperGLCanvas.html#ae7745594310c5f6788b6e2d6b788747f">deselectVertices</a>();</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <a class="code" href="classMapperGLCanvas.html#ad3f5a9b0576b1c4930a8974bd67d2d58">_shapeGrabbed</a> = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <a class="code" href="classMapperGLCanvas.html#a891304e7e8973e52876449fb32125bce">_shapeFirstGrab</a> = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span> }</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> </div>
<div class="line"><a name="l00467"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#a98ac5a1505444bc7e1ff9f37eef9148e"> 467</a></span> <span class="keywordtype">void</span> <a class="code" href="classMapperGLCanvas.html#a98ac5a1505444bc7e1ff9f37eef9148e">MapperGLCanvas::wheelEvent</a>(QWheelEvent *event)</div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span> {</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="keywordtype">int</span> deltaLevel = <span class="keyword">event</span>->delta() / 120;</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  qreal zoomFactor = qPow(<a class="code" href="classMM.html#a72470f964633ef64b2c06460c49b957b">MM::ZOOM_FACTOR</a>, <a class="code" href="classMapperGLCanvas.html#ad6bcdb30623f66a684c2be8a620bd651">_zoomLevel</a>);</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordflow">if</span> (deltaLevel > 0)</div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  {</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="comment">// First check if we're already at max.</span></div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordflow">while</span> (deltaLevel && zoomFactor < <a class="code" href="classMM.html#aaefb7d0983ccc4d51ad1f48867b3595b">MM::ZOOM_MAX</a>) {</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <a class="code" href="classMapperGLCanvas.html#ad6bcdb30623f66a684c2be8a620bd651">_zoomLevel</a>++;</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  deltaLevel--;</div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  zoomFactor = qPow(<a class="code" href="classMM.html#a72470f964633ef64b2c06460c49b957b">MM::ZOOM_FACTOR</a>, <a class="code" href="classMapperGLCanvas.html#ad6bcdb30623f66a684c2be8a620bd651">_zoomLevel</a>);</div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  }</div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  zoomFactor = qMin(zoomFactor, <a class="code" href="classMM.html#aaefb7d0983ccc4d51ad1f48867b3595b">MM::ZOOM_MAX</a>);</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  }</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  {</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="comment">// First check if we're already at min.</span></div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keywordflow">while</span> (deltaLevel && zoomFactor > <a class="code" href="classMM.html#a2650fa1c1cda71f53d80ac276ec05ddd">MM::ZOOM_MIN</a>) {</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <a class="code" href="classMapperGLCanvas.html#ad6bcdb30623f66a684c2be8a620bd651">_zoomLevel</a>--;</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  deltaLevel++;</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  zoomFactor = qPow(<a class="code" href="classMM.html#a72470f964633ef64b2c06460c49b957b">MM::ZOOM_FACTOR</a>, <a class="code" href="classMapperGLCanvas.html#ad6bcdb30623f66a684c2be8a620bd651">_zoomLevel</a>);</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  }</div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  zoomFactor = qMax(zoomFactor, <a class="code" href="classMM.html#a2650fa1c1cda71f53d80ac276ec05ddd">MM::ZOOM_MIN</a>);</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  }</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span> </div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="comment">// Re-bound zoom (for consistency).</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  zoomFactor = <a class="code" href="classMapperGLCanvas.html#a420b3961b9d8467cb49a98340051ed91">getZoomFactor</a>();</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span> </div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="comment">// Apply zoom to view.</span></div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <a class="code" href="classQGraphicsView.html">QGraphicsView</a>* view = scene()->views().first();</div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  view->resetMatrix();</div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  view->scale(zoomFactor, zoomFactor);</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  view->update();</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span> </div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="comment">// Accept wheel scrolling event.</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  <span class="keyword">event</span>->accept();</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span> }</div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span> </div>
<div class="line"><a name="l00505"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#af63b2cc7eb6e8204475404696c1f30a9"> 505</a></span> <span class="keywordtype">bool</span> <a class="code" href="classMapperGLCanvas.html#af63b2cc7eb6e8204475404696c1f30a9">MapperGLCanvas::eventFilter</a>(<a class="code" href="classQObject.html">QObject</a> *target, QEvent *event)</div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span> {</div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="keywordflow">if</span> (event->type() == QEvent::KeyPress)</div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  {</div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  QKeyEvent *keyEvent = <span class="keyword">static_cast<</span>QKeyEvent *<span class="keyword">></span>(event);</div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <a class="code" href="classMapperGLCanvas.html#a2a49891422a38b30accdd8c784815cbe">setActiveVertexIndex</a>(<a class="code" href="classMapperGLCanvas.html#ae22e079a57cdcf1806d80411eb866f70">getMainWindow</a>()->getOutputWindow()->getCanvas()-><a class="code" href="classMapperGLCanvas.html#a219d3b262eed3c34beb4d72dfab79719">getActiveVertexIndex</a>());</div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <a class="code" href="classMapperGLCanvas.html#ab59949b056699824afb41195002dfa76">MapperGLCanvas::keyPressEvent</a>(keyEvent);</div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  }</div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  {</div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  <span class="keywordflow">return</span> QObject::eventFilter(target, event);</div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  }</div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span> }</div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span> </div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span> </div>
<div class="line"><a name="l00521"></a><span class="lineno"><a class="line" href="classMapperGLCanvas.html#a135b9b4b298bd1106b145f44bb4babbe"> 521</a></span> <span class="keywordtype">void</span> <a class="code" href="classMapperGLCanvas.html#a135b9b4b298bd1106b145f44bb4babbe">MapperGLCanvas::_glueVertex</a>(QPointF* p)</div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span> {</div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <a class="code" href="classMappingManager.html">MappingManager</a> manager = <a class="code" href="classMainWindow.html#a4f7e1bd77c8b2e64bd374874ff347ede">MainWindow::instance</a>()-><a class="code" href="classMainWindow.html#a0eb87b81740e8b4751899bd553cd5701">getMappingManager</a>();</div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < manager.<a class="code" href="classMappingManager.html#ad1ece7d9f58875c5f711748457436159">nMappings</a>(); i++)</div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  {</div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <a class="code" href="classMShape.html">MShape</a> *shape = manager.<a class="code" href="classMappingManager.html#a172f9d2600d9f8d0b5daa2bf8d4e2a5d">getMapping</a>(i)->getShape().data();</div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keywordflow">if</span> (shape && shape != <a class="code" href="classMapperGLCanvas.html#a94e50bea25cadd6de25091cfed85cbee">getCurrentShape</a>())</div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  {</div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> vertex = 0; vertex < shape-><a class="code" href="classMShape.html#ab43b5ed4a2451cd5d1b1aeeb308fb1c0">nVertices</a>(); vertex++)</div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  {</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="keyword">const</span> QPointF& v = shape-><a class="code" href="classMShape.html#a188f2b437f86ab09fd08c157c1e12dea">getVertex</a>(vertex);</div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="keywordflow">if</span> (<a class="code" href="Maths_8h.html#a5e8854a0e0c55c065c58d2361a6d043b">distIsInside</a>(v, *p, <a class="code" href="classMM.html#ae4f19e11583ddaf20c2b789029271392">MM::VERTEX_STICK_RADIUS</a>))</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  {</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  p->setX(v.x());</div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  p->setY(v.y());</div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  }</div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  }</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  }</div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  }</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span> }</div>
<div class="ttc" id="classMapperGLCanvas_html_a219d3b262eed3c34beb4d72dfab79719"><div class="ttname"><a href="classMapperGLCanvas.html#a219d3b262eed3c34beb4d72dfab79719">MapperGLCanvas::getActiveVertexIndex</a></div><div class="ttdeci">int getActiveVertexIndex() const </div><div class="ttdoc">Returns the currently active (ie. selected) vertex, or NO_VERTEX if none is currently active...</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00081">MapperGLCanvas.h:81</a></div></div>
<div class="ttc" id="MapperGLCanvas_8h_html"><div class="ttname"><a href="MapperGLCanvas_8h.html">MapperGLCanvas.h</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a2741ecbd52014c1f657732a6ee917135"><div class="ttname"><a href="classMapperGLCanvas.html#a2741ecbd52014c1f657732a6ee917135">MapperGLCanvas::mouseReleaseEvent</a></div><div class="ttdeci">void mouseReleaseEvent(QMouseEvent *event)</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00208">MapperGLCanvas.cpp:208</a></div></div>
<div class="ttc" id="classTransformShapeCommand_html_a9118a4afb5014d3d9e0eff4adda89dccad91774baa7f734488e4ae1d03d625297"><div class="ttname"><a href="classTransformShapeCommand.html#a9118a4afb5014d3d9e0eff4adda89dccad91774baa7f734488e4ae1d03d625297">TransformShapeCommand::STEP</a></div><div class="ttdef"><b>Definition:</b> <a href="Commands_8h_source.html#l00054">Commands.h:54</a></div></div>
<div class="ttc" id="classMainWindow_html_a8626737961e658b6fdb70599d7840474"><div class="ttname"><a href="classMainWindow.html#a8626737961e658b6fdb70599d7840474">MainWindow::getCurrentMappingId</a></div><div class="ttdeci">uid getCurrentMappingId() const </div><div class="ttdef"><b>Definition:</b> <a href="MainWindow_8h_source.html#l00421">MainWindow.h:421</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_ae214ae2ad57a8c1425cec86af50db2f7"><div class="ttname"><a href="classMapperGLCanvas.html#ae214ae2ad57a8c1425cec86af50db2f7">MapperGLCanvas::hasActiveVertex</a></div><div class="ttdeci">bool hasActiveVertex() const </div><div class="ttdoc">Returns true iff one of the vertices is currently active. </div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00078">MapperGLCanvas.h:78</a></div></div>
<div class="ttc" id="classShapeGraphicsItem_html_a0d6a301cd800b55cf215ce79b4c002a0"><div class="ttname"><a href="classShapeGraphicsItem.html#a0d6a301cd800b55cf215ce79b4c002a0">ShapeGraphicsItem::ptr</a></div><div class="ttdeci">QSharedPointer< ShapeGraphicsItem > ptr</div><div class="ttdef"><b>Definition:</b> <a href="ShapeGraphicsItem_8h_source.html#l00051">ShapeGraphicsItem.h:51</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_ad3f5a9b0576b1c4930a8974bd67d2d58"><div class="ttname"><a href="classMapperGLCanvas.html#ad3f5a9b0576b1c4930a8974bd67d2d58">MapperGLCanvas::_shapeGrabbed</a></div><div class="ttdeci">bool _shapeGrabbed</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00142">MapperGLCanvas.h:142</a></div></div>
<div class="ttc" id="classMainWindow_html_acd80197044f2cc4433eca4decdff67bd"><div class="ttname"><a href="classMainWindow.html#acd80197044f2cc4433eca4decdff67bd">MainWindow::getUndoStack</a></div><div class="ttdeci">QUndoStack * getUndoStack() const </div><div class="ttdef"><b>Definition:</b> <a href="MainWindow_8h_source.html#l00443">MainWindow.h:443</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a420b3961b9d8467cb49a98340051ed91"><div class="ttname"><a href="classMapperGLCanvas.html#a420b3961b9d8467cb49a98340051ed91">MapperGLCanvas::getZoomFactor</a></div><div class="ttdeci">qreal getZoomFactor() const </div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00089">MapperGLCanvas.h:89</a></div></div>
<div class="ttc" id="classMainWindow_html_a277e3d3366c3c4f9f48a2f219997a21b"><div class="ttname"><a href="classMainWindow.html#a277e3d3366c3c4f9f48a2f219997a21b">MainWindow::setCurrentMapping</a></div><div class="ttdeci">void setCurrentMapping(int uid)</div><div class="ttdef"><b>Definition:</b> <a href="MainWindow_8cpp_source.html#l02625">MainWindow.cpp:2625</a></div></div>
<div class="ttc" id="classMShape_html_abaea0495adea6f577e352d8d90fe161e"><div class="ttname"><a href="classMShape.html#abaea0495adea6f577e352d8d90fe161e">MShape::ptr</a></div><div class="ttdeci">QSharedPointer< MShape > ptr</div><div class="ttdef"><b>Definition:</b> <a href="Shape_8h_source.html#l00047">Shape.h:47</a></div></div>
<div class="ttc" id="MainWindow_8h_html"><div class="ttname"><a href="MainWindow_8h.html">MainWindow.h</a></div></div>
<div class="ttc" id="classMappingManager_html_ad1ece7d9f58875c5f711748457436159"><div class="ttname"><a href="classMappingManager.html#ad1ece7d9f58875c5f711748457436159">MappingManager::nMappings</a></div><div class="ttdeci">int nMappings() const </div><div class="ttdoc">Returns the number of mappings. </div><div class="ttdef"><b>Definition:</b> <a href="MappingManager_8h_source.html#l00089">MappingManager.h:89</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_ae7745594310c5f6788b6e2d6b788747f"><div class="ttname"><a href="classMapperGLCanvas.html#ae7745594310c5f6788b6e2d6b788747f">MapperGLCanvas::deselectVertices</a></div><div class="ttdeci">void deselectVertices()</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00454">MapperGLCanvas.cpp:454</a></div></div>
<div class="ttc" id="classMainWindow_html_a4f7e1bd77c8b2e64bd374874ff347ede"><div class="ttname"><a href="classMainWindow.html#a4f7e1bd77c8b2e64bd374874ff347ede">MainWindow::instance</a></div><div class="ttdeci">static MainWindow * instance()</div><div class="ttdef"><b>Definition:</b> <a href="MainWindow_8cpp_source.html#l02421">MainWindow.cpp:2421</a></div></div>
<div class="ttc" id="classMappingManager_html_a172f9d2600d9f8d0b5daa2bf8d4e2a5d"><div class="ttname"><a href="classMappingManager.html#a172f9d2600d9f8d0b5daa2bf8d4e2a5d">MappingManager::getMapping</a></div><div class="ttdeci">Mapping::ptr getMapping(int i)</div><div class="ttdoc">Returns the i-th mapping in the vector. </div><div class="ttdef"><b>Definition:</b> <a href="MappingManager_8h_source.html#l00095">MappingManager.h:95</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a0fc8394d1d84870f6e2f1fabdf7c7d85"><div class="ttname"><a href="classMapperGLCanvas.html#a0fc8394d1d84870f6e2f1fabdf7c7d85">MapperGLCanvas::mouseMoveEvent</a></div><div class="ttdeci">void mouseMoveEvent(QMouseEvent *event)</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00244">MapperGLCanvas.cpp:244</a></div></div>
<div class="ttc" id="classQObject_html"><div class="ttname"><a href="classQObject.html">QObject</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a8c72e25a875f9c4adb1db1dd717548f3"><div class="ttname"><a href="classMapperGLCanvas.html#a8c72e25a875f9c4adb1db1dd717548f3">MapperGLCanvas::shapeChanged</a></div><div class="ttdeci">void shapeChanged(MShape *)</div></div>
<div class="ttc" id="classMapperGLCanvas_html_a135b9b4b298bd1106b145f44bb4babbe"><div class="ttname"><a href="classMapperGLCanvas.html#a135b9b4b298bd1106b145f44bb4babbe">MapperGLCanvas::_glueVertex</a></div><div class="ttdeci">void _glueVertex(QPointF *p)</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00521">MapperGLCanvas.cpp:521</a></div></div>
<div class="ttc" id="classTransformShapeCommand_html_a9118a4afb5014d3d9e0eff4adda89dcca4f8b9a81c2d4289f26ccfa99a47de618"><div class="ttname"><a href="classTransformShapeCommand.html#a9118a4afb5014d3d9e0eff4adda89dcca4f8b9a81c2d4289f26ccfa99a47de618">TransformShapeCommand::FREE</a></div><div class="ttdef"><b>Definition:</b> <a href="Commands_8h_source.html#l00055">Commands.h:55</a></div></div>
<div class="ttc" id="UidAllocator_8h_html_ac83b9ada9e7333675745ef795a057883"><div class="ttname"><a href="UidAllocator_8h.html#ac83b9ada9e7333675745ef795a057883">uid</a></div><div class="ttdeci">int uid</div><div class="ttdoc">The UidAllocator class. </div><div class="ttdef"><b>Definition:</b> <a href="UidAllocator_8h_source.html#l00033">UidAllocator.h:33</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a14dfb3ee24fa439b460c663dec088cda"><div class="ttname"><a href="classMapperGLCanvas.html#a14dfb3ee24fa439b460c663dec088cda">MapperGLCanvas::currentShapeWasChanged</a></div><div class="ttdeci">void currentShapeWasChanged()</div><div class="ttdoc">This function needs to be called after a shape inside the canvas has been changed for appropriate sig...</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00096">MapperGLCanvas.cpp:96</a></div></div>
<div class="ttc" id="classMM_html_ae4f19e11583ddaf20c2b789029271392"><div class="ttname"><a href="classMM.html#ae4f19e11583ddaf20c2b789029271392">MM::VERTEX_STICK_RADIUS</a></div><div class="ttdeci">static const qreal VERTEX_STICK_RADIUS</div><div class="ttdef"><b>Definition:</b> <a href="MM_8h_source.html#l00066">MM.h:66</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a138c3b506a53bb037872d20b5d65cc05"><div class="ttname"><a href="classMapperGLCanvas.html#a138c3b506a53bb037872d20b5d65cc05">MapperGLCanvas::undoStack</a></div><div class="ttdeci">QUndoStack * undoStack</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00151">MapperGLCanvas.h:151</a></div></div>
<div class="ttc" id="Commands_8h_html"><div class="ttname"><a href="Commands_8h.html">Commands.h</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a2a49891422a38b30accdd8c784815cbe"><div class="ttname"><a href="classMapperGLCanvas.html#a2a49891422a38b30accdd8c784815cbe">MapperGLCanvas::setActiveVertexIndex</a></div><div class="ttdeci">void setActiveVertexIndex(int activeVertex)</div><div class="ttdoc">Set the currently active vertex. </div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00084">MapperGLCanvas.h:84</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a809e203795844a6f91fead0bdb5e2f7c"><div class="ttname"><a href="classMapperGLCanvas.html#a809e203795844a6f91fead0bdb5e2f7c">MapperGLCanvas::MapperGLCanvas</a></div><div class="ttdeci">MapperGLCanvas(MainWindow *mainWindow, QWidget *parent=0, const QGLWidget *shareWidget=0, QGraphicsScene *scene=0)</div><div class="ttdoc">Constructor. </div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00026">MapperGLCanvas.cpp:26</a></div></div>
<div class="ttc" id="classTranslateShapeCommand_html"><div class="ttname"><a href="classTranslateShapeCommand.html">TranslateShapeCommand</a></div><div class="ttdef"><b>Definition:</b> <a href="Commands_8h_source.html#l00096">Commands.h:96</a></div></div>
<div class="ttc" id="classTransformShapeCommand_html_a9118a4afb5014d3d9e0eff4adda89dccaef667f7efdfd9d0e41f516995adfea87"><div class="ttname"><a href="classTransformShapeCommand.html#a9118a4afb5014d3d9e0eff4adda89dccaef667f7efdfd9d0e41f516995adfea87">TransformShapeCommand::RELEASE</a></div><div class="ttdef"><b>Definition:</b> <a href="Commands_8h_source.html#l00056">Commands.h:56</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a95e0453dc33122448c360c0635bd5e21"><div class="ttname"><a href="classMapperGLCanvas.html#a95e0453dc33122448c360c0635bd5e21">MapperGLCanvas::_grabbedObjectStartScenePosition</a></div><div class="ttdeci">QPointF _grabbedObjectStartScenePosition</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00133">MapperGLCanvas.h:133</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_ae91257ec12e074d8f8a1700a529f070e"><div class="ttname"><a href="classMapperGLCanvas.html#ae91257ec12e074d8f8a1700a529f070e">MapperGLCanvas::_vertexGrabbed</a></div><div class="ttdeci">bool _vertexGrabbed</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00136">MapperGLCanvas.h:136</a></div></div>
<div class="ttc" id="Maths_8h_html_a89def7cb1ec18125de72c19940fc487d"><div class="ttname"><a href="Maths_8h.html#a89def7cb1ec18125de72c19940fc487d">sq</a></div><div class="ttdeci">qreal sq(qreal x)</div><div class="ttdoc">Square of x. </div><div class="ttdef"><b>Definition:</b> <a href="Maths_8h_source.html#l00038">Maths.h:38</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_abbee2789b22a1c32cb1c9c3b5f1863ae"><div class="ttname"><a href="classMapperGLCanvas.html#abbee2789b22a1c32cb1c9c3b5f1863ae">MapperGLCanvas::getShapeFromMappingId</a></div><div class="ttdeci">virtual MShape::ptr getShapeFromMappingId(uid mappingId) const =0</div></div>
<div class="ttc" id="classMapperGLCanvas_html_ab52fae5217c3d97ebcaa4a5099eb9053"><div class="ttname"><a href="classMapperGLCanvas.html#ab52fae5217c3d97ebcaa4a5099eb9053">MapperGLCanvas::mousePressEvent</a></div><div class="ttdeci">void mousePressEvent(QMouseEvent *event)</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00103">MapperGLCanvas.cpp:103</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a8c156ab794a92ed673cbf91ada9ca073"><div class="ttname"><a href="classMapperGLCanvas.html#a8c156ab794a92ed673cbf91ada9ca073">MapperGLCanvas::deselectAll</a></div><div class="ttdeci">void deselectAll()</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00460">MapperGLCanvas.cpp:460</a></div></div>
<div class="ttc" id="Maths_8h_html_a5e8854a0e0c55c065c58d2361a6d043b"><div class="ttname"><a href="Maths_8h.html#a5e8854a0e0c55c065c58d2361a6d043b">distIsInside</a></div><div class="ttdeci">bool distIsInside(const QPointF &p1, const QPointF &p2, qreal radius)</div><div class="ttdoc">Returns true iff point #p1# is within distance #radius# of #p2# (using euclidian distance). </div><div class="ttdef"><b>Definition:</b> <a href="Maths_8h_source.html#l00054">Maths.h:54</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a4caa5ec632e0b850b409007ae14d2233"><div class="ttname"><a href="classMapperGLCanvas.html#a4caa5ec632e0b850b409007ae14d2233">MapperGLCanvas::drawForeground</a></div><div class="ttdeci">void drawForeground(QPainter *painter, const QRectF &rect)</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00075">MapperGLCanvas.cpp:75</a></div></div>
<div class="ttc" id="classMShape_html"><div class="ttname"><a href="classMShape.html">MShape</a></div><div class="ttdoc">Shape represented by a series of control points. </div><div class="ttdef"><b>Definition:</b> <a href="Shape_8h_source.html#l00044">Shape.h:44</a></div></div>
<div class="ttc" id="classMainWindow_html_a0eb87b81740e8b4751899bd553cd5701"><div class="ttname"><a href="classMainWindow.html#a0eb87b81740e8b4751899bd553cd5701">MainWindow::getMappingManager</a></div><div class="ttdeci">MappingManager & getMappingManager() const </div><div class="ttdef"><b>Definition:</b> <a href="MainWindow_8h_source.html#l00418">MainWindow.h:418</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_ad6bcdb30623f66a684c2be8a620bd651"><div class="ttname"><a href="classMapperGLCanvas.html#ad6bcdb30623f66a684c2be8a620bd651">MapperGLCanvas::_zoomLevel</a></div><div class="ttdeci">int _zoomLevel</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00148">MapperGLCanvas.h:148</a></div></div>
<div class="ttc" id="classMM_html_a2650fa1c1cda71f53d80ac276ec05ddd"><div class="ttname"><a href="classMM.html#a2650fa1c1cda71f53d80ac276ec05ddd">MM::ZOOM_MIN</a></div><div class="ttdeci">static const qreal ZOOM_MIN</div><div class="ttdef"><b>Definition:</b> <a href="MM_8h_source.html#l00075">MM.h:75</a></div></div>
<div class="ttc" id="classMainWindow_html_adc8cc255371c4438cdba198eea5d696a"><div class="ttname"><a href="classMainWindow.html#adc8cc255371c4438cdba198eea5d696a">MainWindow::stickyVertices</a></div><div class="ttdeci">bool stickyVertices() const </div><div class="ttdoc">Returns true iff we want vertices to stick to each other. </div><div class="ttdef"><b>Definition:</b> <a href="MainWindow_8h_source.html#l00440">MainWindow.h:440</a></div></div>
<div class="ttc" id="classMappingManager_html_a0d427b746cf6aa1326ca67d4a9f88ab0"><div class="ttname"><a href="classMappingManager.html#a0d427b746cf6aa1326ca67d4a9f88ab0">MappingManager::getVisibleMappings</a></div><div class="ttdeci">QVector< Mapping::ptr > getVisibleMappings() const </div><div class="ttdef"><b>Definition:</b> <a href="MappingManager_8cpp_source.html#l00122">MappingManager.cpp:122</a></div></div>
<div class="ttc" id="classMShape_html_ab43b5ed4a2451cd5d1b1aeeb308fb1c0"><div class="ttname"><a href="classMShape.html#ab43b5ed4a2451cd5d1b1aeeb308fb1c0">MShape::nVertices</a></div><div class="ttdeci">int nVertices() const </div><div class="ttdef"><b>Definition:</b> <a href="Shape_8h_source.html#l00057">Shape.h:57</a></div></div>
<div class="ttc" id="classMShape_html_a188f2b437f86ab09fd08c157c1e12dea"><div class="ttname"><a href="classMShape.html#a188f2b437f86ab09fd08c157c1e12dea">MShape::getVertex</a></div><div class="ttdeci">QPointF getVertex(int i) const </div><div class="ttdef"><b>Definition:</b> <a href="Shape_8h_source.html#l00059">Shape.h:59</a></div></div>
<div class="ttc" id="classMM_html_a081aaf867b03efa1dc48c9729672ac85"><div class="ttname"><a href="classMM.html#a081aaf867b03efa1dc48c9729672ac85">MM::VERTEX_SELECT_RADIUS</a></div><div class="ttdeci">static const qreal VERTEX_SELECT_RADIUS</div><div class="ttdef"><b>Definition:</b> <a href="MM_8h_source.html#l00067">MM.h:67</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a94de5655d2cbf9d50fbb6417fbc2b8e1"><div class="ttname"><a href="classMapperGLCanvas.html#a94de5655d2cbf9d50fbb6417fbc2b8e1">MapperGLCanvas::_mousePressedPosition</a></div><div class="ttdeci">QPoint _mousePressedPosition</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00130">MapperGLCanvas.h:130</a></div></div>
<div class="ttc" id="classMappingManager_html"><div class="ttname"><a href="classMappingManager.html">MappingManager</a></div><div class="ttdoc">This is a container class for all the paints and mappings ie. </div><div class="ttdef"><b>Definition:</b> <a href="MappingManager_8h_source.html#l00034">MappingManager.h:34</a></div></div>
<div class="ttc" id="classMM_html_aaefb7d0983ccc4d51ad1f48867b3595b"><div class="ttname"><a href="classMM.html#aaefb7d0983ccc4d51ad1f48867b3595b">MM::ZOOM_MAX</a></div><div class="ttdeci">static const qreal ZOOM_MAX</div><div class="ttdef"><b>Definition:</b> <a href="MM_8h_source.html#l00076">MM.h:76</a></div></div>
<div class="ttc" id="classQGraphicsView_html"><div class="ttname"><a href="classQGraphicsView.html">QGraphicsView</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a891304e7e8973e52876449fb32125bce"><div class="ttname"><a href="classMapperGLCanvas.html#a891304e7e8973e52876449fb32125bce">MapperGLCanvas::_shapeFirstGrab</a></div><div class="ttdeci">bool _shapeFirstGrab</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00145">MapperGLCanvas.h:145</a></div></div>
<div class="ttc" id="Maths_8h_html_a81c5d8f6a146b74ad323c085565143e2"><div class="ttname"><a href="Maths_8h.html#a81c5d8f6a146b74ad323c085565143e2">distSq</a></div><div class="ttdeci">qreal distSq(const QPointF &p1, const QPointF &p2)</div><div class="ttdoc">Returns the squared euclidian distance between two points. </div><div class="ttdef"><b>Definition:</b> <a href="Maths_8h_source.html#l00044">Maths.h:44</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a94e50bea25cadd6de25091cfed85cbee"><div class="ttname"><a href="classMapperGLCanvas.html#a94e50bea25cadd6de25091cfed85cbee">MapperGLCanvas::getCurrentShape</a></div><div class="ttdeci">MShape::ptr getCurrentShape()</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00064">MapperGLCanvas.cpp:64</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a582643a5706f5a409c611c0ceb3fbcc0"><div class="ttname"><a href="classMapperGLCanvas.html#a582643a5706f5a409c611c0ceb3fbcc0">MapperGLCanvas::getShapeGraphicsItemFromMappingId</a></div><div class="ttdeci">virtual QSharedPointer< ShapeGraphicsItem > getShapeGraphicsItemFromMappingId(uid mappingId) const =0</div></div>
<div class="ttc" id="Maths_8h_html_a165774ff5ff8c09b3a8f139395b33a91"><div class="ttname"><a href="Maths_8h.html#a165774ff5ff8c09b3a8f139395b33a91">dist</a></div><div class="ttdeci">qreal dist(const QPointF &p1, const QPointF &p2)</div><div class="ttdoc">Euclidian distance between two points. </div><div class="ttdef"><b>Definition:</b> <a href="Maths_8h_source.html#l00049">Maths.h:49</a></div></div>
<div class="ttc" id="UidAllocator_8h_html_a2a887309a23176e120e30a328de5f6b1"><div class="ttname"><a href="UidAllocator_8h.html#a2a887309a23176e120e30a328de5f6b1">NULL_UID</a></div><div class="ttdeci">#define NULL_UID</div><div class="ttdoc">Represents a UID that does not refer to any entity. </div><div class="ttdef"><b>Definition:</b> <a href="UidAllocator_8h_source.html#l00036">UidAllocator.h:36</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_af63b2cc7eb6e8204475404696c1f30a9"><div class="ttname"><a href="classMapperGLCanvas.html#af63b2cc7eb6e8204475404696c1f30a9">MapperGLCanvas::eventFilter</a></div><div class="ttdeci">bool eventFilter(QObject *target, QEvent *event)</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00505">MapperGLCanvas.cpp:505</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_ae22e079a57cdcf1806d80411eb866f70"><div class="ttname"><a href="classMapperGLCanvas.html#ae22e079a57cdcf1806d80411eb866f70">MapperGLCanvas::getMainWindow</a></div><div class="ttdeci">MainWindow * getMainWindow() const </div><div class="ttdoc">Stick vertex p of Shape orig to another Shape's vertex, if the 2 vertices are close enough...</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00075">MapperGLCanvas.h:75</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a5861ca6fa55269ff9d640859287f5624"><div class="ttname"><a href="classMapperGLCanvas.html#a5861ca6fa55269ff9d640859287f5624">MapperGLCanvas::updateCanvas</a></div><div class="ttdeci">void updateCanvas()</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00423">MapperGLCanvas.cpp:423</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a72013e573c810627fc56c25b9a1dc31f"><div class="ttname"><a href="classMapperGLCanvas.html#a72013e573c810627fc56c25b9a1dc31f">MapperGLCanvas::NO_VERTEX</a></div><div class="ttdeci">static const int NO_VERTEX</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00176">MapperGLCanvas.h:176</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a6e1571ff03935b8d80235dc2b41c6bcb"><div class="ttname"><a href="classMapperGLCanvas.html#a6e1571ff03935b8d80235dc2b41c6bcb">MapperGLCanvas::isOutput</a></div><div class="ttdeci">virtual bool isOutput() const =0</div><div class="ttdoc">Returns shape associated with mapping id. </div></div>
<div class="ttc" id="classMapperGLCanvas_html_a98ac5a1505444bc7e1ff9f37eef9148e"><div class="ttname"><a href="classMapperGLCanvas.html#a98ac5a1505444bc7e1ff9f37eef9148e">MapperGLCanvas::wheelEvent</a></div><div class="ttdeci">void wheelEvent(QWheelEvent *event)</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00467">MapperGLCanvas.cpp:467</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_ab59949b056699824afb41195002dfa76"><div class="ttname"><a href="classMapperGLCanvas.html#ab59949b056699824afb41195002dfa76">MapperGLCanvas::keyPressEvent</a></div><div class="ttdeci">void keyPressEvent(QKeyEvent *event)</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00307">MapperGLCanvas.cpp:307</a></div></div>
<div class="ttc" id="classMainWindow_html_ad876ae7a3fb48cfd032e89f03582a1bd"><div class="ttname"><a href="classMainWindow.html#ad876ae7a3fb48cfd032e89f03582a1bd">MainWindow::displayControls</a></div><div class="ttdeci">bool displayControls() const </div><div class="ttdoc">Returns true iff we should display the controls. </div><div class="ttdef"><b>Definition:</b> <a href="MainWindow_8h_source.html#l00434">MainWindow.h:434</a></div></div>
<div class="ttc" id="classMainWindow_html"><div class="ttname"><a href="classMainWindow.html">MainWindow</a></div><div class="ttdoc">This is the main window of MapMap. </div><div class="ttdef"><b>Definition:</b> <a href="MainWindow_8h_source.html#l00055">MainWindow.h:55</a></div></div>
<div class="ttc" id="classMoveVertexCommand_html"><div class="ttname"><a href="classMoveVertexCommand.html">MoveVertexCommand</a></div><div class="ttdef"><b>Definition:</b> <a href="Commands_8h_source.html#l00079">Commands.h:79</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a6828b1fbd4c1a3e5d31ca00990a55517"><div class="ttname"><a href="classMapperGLCanvas.html#a6828b1fbd4c1a3e5d31ca00990a55517">MapperGLCanvas::getCurrentShapeGraphicsItem</a></div><div class="ttdeci">QSharedPointer< ShapeGraphicsItem > getCurrentShapeGraphicsItem()</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8cpp_source.html#l00069">MapperGLCanvas.cpp:69</a></div></div>
<div class="ttc" id="classMM_html_a72470f964633ef64b2c06460c49b957b"><div class="ttname"><a href="classMM.html#a72470f964633ef64b2c06460c49b957b">MM::ZOOM_FACTOR</a></div><div class="ttdeci">static const qreal ZOOM_FACTOR</div><div class="ttdef"><b>Definition:</b> <a href="MM_8h_source.html#l00074">MM.h:74</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a9aa0ef85f7eea801ce404aa191a19b1b"><div class="ttname"><a href="classMapperGLCanvas.html#a9aa0ef85f7eea801ce404aa191a19b1b">MapperGLCanvas::_activeVertex</a></div><div class="ttdeci">int _activeVertex</div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00139">MapperGLCanvas.h:139</a></div></div>
<div class="ttc" id="classMapperGLCanvas_html_a5677ae9c35df01ddad21b2cb07007f92"><div class="ttname"><a href="classMapperGLCanvas.html#a5677ae9c35df01ddad21b2cb07007f92">MapperGLCanvas::_mainWindow</a></div><div class="ttdeci">MainWindow * _mainWindow</div><div class="ttdoc">Draws the shapes and controls over the canvas. </div><div class="ttdef"><b>Definition:</b> <a href="MapperGLCanvas_8h_source.html#l00127">MapperGLCanvas.h:127</a></div></div>
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