3 #include <QGraphicsScene>
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5 #include <QGraphicsSceneContextMenuEvent>
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6 #include <QGraphicsSceneDragDropEvent>
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7 #include <QGraphicsSceneHelpEvent>
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8 #include <QGraphicsSceneHoverEvent>
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9 #include <QGraphicsSceneMouseEvent>
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10 #include <QGraphicsSceneMoveEvent>
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11 #include <QGraphicsSceneResizeEvent>
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12 #include <QGraphicsSceneWheelEvent>
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13 #include <QInputDialog>
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16 #include "Connection.h"
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19 // -------------------------------------------------------------------------
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20 #define cpPipelineEditor_Editor_Callback_SWITCH( E, e ) \
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21 case QEvent::GraphicsScene##E: \
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23 QGraphicsScene##E##Event* evt = \
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24 dynamic_cast< QGraphicsScene##E##Event* >( e ); \
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26 this->_##E##_cbk( evt ); \
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30 // -------------------------------------------------------------------------
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31 #define cpPipelineEditor_Editor_Callback_CODE( E ) \
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32 void cpPipelineEditor::Editor::_##E##_cbk( QGraphicsScene##E##Event* evt )
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34 // -------------------------------------------------------------------------
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35 cpPipelineEditor::Editor::
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36 Editor( QObject* parent )
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37 : Superclass( parent ),
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38 m_ActualConnection( NULL ),
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43 // -------------------------------------------------------------------------
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44 cpPipelineEditor::Editor::
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49 // -------------------------------------------------------------------------
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50 cpPipelineEditor::Editor::
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51 TWorkspace* cpPipelineEditor::Editor::
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54 return( this->m_Workspace );
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57 // -------------------------------------------------------------------------
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58 const cpPipelineEditor::Editor::
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59 TWorkspace* cpPipelineEditor::Editor::
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62 return( this->m_Workspace );
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65 // -------------------------------------------------------------------------
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66 void cpPipelineEditor::Editor::
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67 setWorkspace( TWorkspace* ws )
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69 this->m_Workspace = ws;
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70 this->m_Graph = TGraph::New( );
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73 auto vIt = this->m_Workspace->GetGraph( )->BeginVertices( );
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74 auto vIt_end = this->m_Workspace->GetGraph( )->EndVertices( );
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75 for( ; vIt != vIt_end; ++vIt )
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77 dynamic_cast< TFilter* >( vIt->second.GetPointer( ) ),
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78 QPointF( vIt->second->GetViewX( ), vIt->second->GetViewY( ) )
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82 auto rIt = this->m_Workspace->GetGraph( )->BeginEdgesRows( );
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83 auto rIt_end = this->m_Workspace->GetGraph( )->EndEdgesRows( );
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84 for( ; rIt != rIt_end; ++rIt )
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86 Block* orig = this->m_Graph->GetVertex( rIt->first );
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87 auto cIt = rIt->second.begin( );
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88 for( ; cIt != rIt->second.end( ); ++cIt )
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90 Block* dest = this->m_Graph->GetVertex( cIt->first );
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91 auto eIt = cIt->second.begin( );
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92 for( ; eIt != cIt->second.end( ); ++eIt )
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94 OutputPort* op = orig->outputPort( eIt->first.c_str( ) );
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95 InputPort* ip = dest->inputPort( eIt->second.c_str( ) );
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96 if( op == NULL || ip == NULL )
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99 Connection* c = new Connection( 0, this->m_Scene );
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102 c->updatePosFromPorts( );
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104 this->m_Graph->AddEdge( rIt->first, cIt->first, c );
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113 // -------------------------------------------------------------------------
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114 std::string cpPipelineEditor::Editor::
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115 createFilter( const std::string& filter, const QPointF& pnt )
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117 std::string name = filter;
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118 while( this->m_Workspace->HasFilter( name ) )
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119 name += std::string( "_" );
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120 if( this->m_Workspace->CreateFilter( filter, name ) )
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122 this->_createBlock( this->m_Workspace->GetFilter( name ), pnt );
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129 // -------------------------------------------------------------------------
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130 void cpPipelineEditor::Editor::
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131 install( QGraphicsScene* s )
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133 s->installEventFilter( this );
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137 // -------------------------------------------------------------------------
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138 QGraphicsItem* cpPipelineEditor::Editor::
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139 itemAt( const QPointF& pos )
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141 QList< QGraphicsItem* > items =
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142 this->m_Scene->items( QRectF( pos - QPointF( 1, 1 ), QSize( 3, 3 ) ) );
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144 foreach( QGraphicsItem* item, items )
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145 if( item->type( ) > QGraphicsItem::UserType )
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150 // -------------------------------------------------------------------------
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151 cpPipelineEditor::Block* cpPipelineEditor::Editor::
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152 _createBlock( TFilter* f, const QPointF& pnt )
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158 Block* b = new Block( f, 0, this->m_Scene );
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161 // Mark exposed inputs
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162 auto& e_in = this->m_Workspace->GetExposedInputPorts( );
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163 std::set< std::string > f_in;
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164 f->GetInputsNames( f_in );
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165 for( auto iIt = f_in.begin( ); iIt != f_in.end( ); ++iIt )
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167 auto eIt = e_in.begin( );
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168 auto fIt = e_in.end( );
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169 for( ; eIt != e_in.end( ) && fIt == e_in.end( ); ++eIt )
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170 if( eIt->second.second == *iIt )
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172 if( fIt == e_in.end( ) )
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175 auto port = b->inputPort( iIt->c_str( ) );
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176 port->setExtendedName( fIt->first.c_str( ) );
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177 port->setExtend( true );
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181 // Mark exposed outputs
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182 auto& e_out = this->m_Workspace->GetExposedOutputPorts( );
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183 std::set< std::string > f_out;
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184 f->GetOutputsNames( f_out );
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185 for( auto iIt = f_out.begin( ); iIt != f_out.end( ); ++iIt )
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187 auto eIt = e_out.begin( );
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188 auto fIt = e_out.end( );
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189 for( ; eIt != e_out.end( ) && fIt == e_out.end( ); ++eIt )
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190 if( eIt->second.second == *iIt )
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192 if( fIt == e_out.end( ) )
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195 auto port = b->outputPort( iIt->c_str( ) );
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196 port->setExtendedName( fIt->first.c_str( ) );
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197 port->setExtend( true );
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201 // Keep a trace of this visual graph
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202 this->m_Graph->SetVertex( f->GetName( ), b );
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206 // -------------------------------------------------------------------------
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207 bool cpPipelineEditor::Editor::
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208 eventFilter( QObject* o, QEvent* e )
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211 switch( int( e->type( ) ) )
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213 cpPipelineEditor_Editor_Callback_SWITCH( ContextMenu, e );
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214 cpPipelineEditor_Editor_Callback_SWITCH( DragEnter, e );
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215 cpPipelineEditor_Editor_Callback_SWITCH( DragLeave, e );
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216 cpPipelineEditor_Editor_Callback_SWITCH( DragMove, e );
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217 cpPipelineEditor_Editor_Callback_SWITCH( Drop, e );
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218 cpPipelineEditor_Editor_Callback_SWITCH( Help, e );
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219 cpPipelineEditor_Editor_Callback_SWITCH( HoverEnter, e );
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220 cpPipelineEditor_Editor_Callback_SWITCH( HoverLeave, e );
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221 cpPipelineEditor_Editor_Callback_SWITCH( HoverMove, e );
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222 cpPipelineEditor_Editor_Callback_SWITCH( MouseDoubleClick, e );
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223 cpPipelineEditor_Editor_Callback_SWITCH( MouseMove, e );
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224 cpPipelineEditor_Editor_Callback_SWITCH( MousePress, e );
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225 cpPipelineEditor_Editor_Callback_SWITCH( MouseRelease, e );
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226 cpPipelineEditor_Editor_Callback_SWITCH( Move, e );
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227 cpPipelineEditor_Editor_Callback_SWITCH( Resize, e );
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228 cpPipelineEditor_Editor_Callback_SWITCH( Wheel, e );
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232 return( this->Superclass::eventFilter( o, e ) );
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235 // -------------------------------------------------------------------------
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236 cpPipelineEditor_Editor_Callback_CODE( ContextMenu )
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240 // -------------------------------------------------------------------------
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241 cpPipelineEditor_Editor_Callback_CODE( DragEnter )
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245 // -------------------------------------------------------------------------
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246 cpPipelineEditor_Editor_Callback_CODE( DragLeave )
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250 // -------------------------------------------------------------------------
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251 cpPipelineEditor_Editor_Callback_CODE( DragMove )
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255 // -------------------------------------------------------------------------
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256 cpPipelineEditor_Editor_Callback_CODE( Drop )
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260 // -------------------------------------------------------------------------
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261 cpPipelineEditor_Editor_Callback_CODE( Help )
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265 // -------------------------------------------------------------------------
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266 cpPipelineEditor_Editor_Callback_CODE( HoverEnter )
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270 // -------------------------------------------------------------------------
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271 cpPipelineEditor_Editor_Callback_CODE( HoverLeave )
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275 // -------------------------------------------------------------------------
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276 cpPipelineEditor_Editor_Callback_CODE( HoverMove )
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280 // -------------------------------------------------------------------------
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281 cpPipelineEditor_Editor_Callback_CODE( MouseDoubleClick )
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283 QGraphicsItem* item = this->itemAt( evt->scenePos( ) );
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287 switch( evt->button( ) )
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289 case Qt::LeftButton:
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291 Block* block = dynamic_cast< Block* >( item );
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292 Port* port = dynamic_cast< Port* >( item );
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293 Connection* conn = dynamic_cast< Connection* >( item );
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295 if( block != NULL )
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297 QString old_name = block->namePort( );
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300 QInputDialog::getText(
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301 dynamic_cast< QWidget* >( this->parent( ) ),
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302 "Change filter name",
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308 if( ok && !new_name.isEmpty( ) && old_name != new_name )
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310 ok = this->m_Graph->RenameVertex(
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311 old_name.toStdString( ),
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312 new_name.toStdString( )
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316 block->setNamePort( new_name );
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317 this->m_Workspace->RenameFilter(
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318 old_name.toStdString( ),
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319 new_name.toStdString( )
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326 else if( port != NULL )
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328 if( evt->modifiers( ) == Qt::ControlModifier )
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330 port->setExtend( !( port->isExtended( ) ) );
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331 InputPort* in_port = dynamic_cast< InputPort* >( port );
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332 OutputPort* out_port = dynamic_cast< OutputPort* >( port );
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333 if( port->isExtended( ) )
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335 if( in_port != NULL )
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337 this->m_Workspace->ExposeInputPort(
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338 in_port->extendedName( ).toStdString( ),
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339 in_port->block( )->namePort( ).toStdString( ),
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340 in_port->name( ).toStdString( )
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343 else if( out_port != NULL )
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345 this->m_Workspace->ExposeOutputPort(
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346 out_port->extendedName( ).toStdString( ),
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347 out_port->block( )->namePort( ).toStdString( ),
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348 out_port->name( ).toStdString( )
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355 if( in_port != NULL )
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356 this->m_Workspace->HideInputPort(
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357 in_port->extendedName( ).toStdString( )
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359 else if( out_port != NULL )
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360 this->m_Workspace->HideOutputPort(
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361 out_port->extendedName( ).toStdString( )
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365 this->m_Scene->update( );
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367 else if( evt->modifiers( ) == Qt::NoModifier )
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369 if( port->isExtended( ) )
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371 QString old_name = port->extendedName( );
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374 QInputDialog::getText(
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375 dynamic_cast< QWidget* >( this->parent( ) ),
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376 "Change filter name",
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382 if( ok && !new_name.isEmpty( ) && old_name != new_name )
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384 port->setExtendedName( new_name );
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385 InputPort* in_port = dynamic_cast< InputPort* >( port );
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386 OutputPort* out_port = dynamic_cast< OutputPort* >( port );
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387 if( in_port != NULL )
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388 this->m_Workspace->
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389 RenameExposedInputPort(
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390 old_name.toStdString( ),
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391 new_name.toStdString( )
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393 else if( out_port != NULL )
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394 this->m_Workspace->
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395 RenameExposedOutputPort(
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396 old_name.toStdString( ),
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397 new_name.toStdString( )
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399 this->m_Scene->update( );
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407 else if( conn != NULL )
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413 case Qt::RightButton:
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417 case Qt::MiddleButton:
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427 // -------------------------------------------------------------------------
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428 cpPipelineEditor_Editor_Callback_CODE( MouseMove )
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430 if( this->m_ActualConnection != NULL )
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432 if( this->m_ActualConnection->port1( ) == NULL )
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433 this->m_ActualConnection->setPos1( evt->scenePos( ) );
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434 else if( this->m_ActualConnection->port2( ) == NULL )
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435 this->m_ActualConnection->setPos2( evt->scenePos( ) );
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436 this->m_ActualConnection->updatePath( );
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441 // -------------------------------------------------------------------------
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442 cpPipelineEditor_Editor_Callback_CODE( MousePress )
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444 InputPort* in_port =
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445 dynamic_cast< InputPort* >( this->itemAt( evt->scenePos( ) ) );
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446 OutputPort* out_port =
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447 dynamic_cast< OutputPort* >( this->itemAt( evt->scenePos( ) ) );
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448 if( in_port == NULL && out_port == NULL )
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451 switch( evt->button( ) )
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453 case Qt::LeftButton:
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455 if( out_port != NULL )
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457 if( out_port->block( ) != NULL )
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459 // Start new connection
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460 this->m_ActualConnection = new Connection( 0, this->m_Scene );
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461 this->m_ActualConnection->setPort1( out_port );
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462 this->m_ActualConnection->setPos1( out_port->scenePos( ) );
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463 this->m_ActualConnection->setPos2( evt->scenePos( ) );
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464 this->m_ActualConnection->updatePosFromPorts( );
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465 this->m_ActualConnection->updatePath( );
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478 // -------------------------------------------------------------------------
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479 cpPipelineEditor_Editor_Callback_CODE( MouseRelease )
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481 if( this->m_ActualConnection == NULL )
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484 switch( evt->button( ) )
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486 case Qt::LeftButton:
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489 dynamic_cast< InputPort* >( this->itemAt( evt->scenePos( ) ) );
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490 if( port2 != NULL )
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492 OutputPort* port1 =
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493 dynamic_cast< OutputPort* >( this->m_ActualConnection->port1( ) );
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494 if( port1 != NULL )
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497 port1->block( ) != port2->block( ) &&
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498 !port2->hasConnection( ) &&
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499 !port1->isConnected( port2 ) &&
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500 !port2->isExtended( )
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503 this->m_ActualConnection->setPos2( port2->scenePos( ) );
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504 this->m_ActualConnection->setPort2( port2 );
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505 this->m_ActualConnection->updatePosFromPorts( );
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506 this->m_ActualConnection->updatePath( );
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508 this->m_Workspace->Connect(
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509 port1->block( )->namePort( ).toStdString( ),
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510 port2->block( )->namePort( ).toStdString( ),
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511 port1->name( ).toStdString( ),
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512 port2->name( ).toStdString( )
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514 this->m_Graph->AddEdge(
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515 port1->block( )->namePort( ).toStdString( ),
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516 port2->block( )->namePort( ).toStdString( ),
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517 this->m_ActualConnection
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521 delete this->m_ActualConnection;
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524 delete this->m_ActualConnection;
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527 delete this->m_ActualConnection;
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528 this->m_ActualConnection = NULL;
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536 // -------------------------------------------------------------------------
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537 cpPipelineEditor_Editor_Callback_CODE( Move )
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541 // -------------------------------------------------------------------------
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542 cpPipelineEditor_Editor_Callback_CODE( Resize )
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546 // -------------------------------------------------------------------------
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547 cpPipelineEditor_Editor_Callback_CODE( Wheel )
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