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Lts/Viewer/SituationMap/Rubberbands/rubberband_smooth_line.cpp

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+/**
+**
+** @RDE_HEADER@
+** Definition of rubberband class to define multi point feature geometry
+** $Id$
+** $HeadURL$
+** $Author$
+**
+** -----------------------------------------------------------------------------------------------
+**
+** Hardware-Environment: Intel-PC
+** Software-Environment: Windows 7, Qt 5.4. ArcGIS 10.2.5
+**
+** Language ........: C++ 11
+**
+** -----------------------------------------------------------------------------------------------
+**
+** Author ...........: Jörg Turla, SPD G, Tel. 3132
+**
+** -----------------------------------------------------------------------------------------------
+**
+** Notes .........:
+**
+**   17.06.2015, JT  : First edition for use with Qt5
+**
+** -----------------------------------------------------------------------------------------------
+*/
+
+#include "rubberband_smooth_line.h"
+#include "rubberband_point_handle.h"
+
+#include "drawable_smooth_path.h"
+
+#include "rubberband_internal.h"
+
+
+namespace SituationMap { namespace RB
+{
+
+   struct RubberbandSmoothLine::InternalData
+   {
+         SituationMap::RefPointer<DrawableSmoothPath>   _smoothLineItem;
+   }; /* RubberbandSmoothLine::InternalData*/
+
+
+   RubberbandSmoothLine::RubberbandSmoothLine( SituationMap::Map * map, QObject * parent )
+      : RubberbandMultiPointFeature(map,true,parent), _internal( new InternalData() )
+   {
+   } /* RubberbandSmoothLine::RubberbandSmoothLine */
+
+   RubberbandSmoothLine::~RubberbandSmoothLine()
+   {
+     delete _internal;
+   } /* RubberbandSmoothLine::~RubberbandSmoothLine */
+        
+
+   void RubberbandSmoothLine::update()
+   {
+      QVector<RubberbandDrawable::RubberbandCoordinate> vertexVector;
+
+      vertexVector.reserve( Rubberband::_internal->_handleList.size() );
+
+      for (auto handle : qAsConst(Rubberband::_internal->_handleList))
+      {
+         RubberbandPointHandle  * pointHandlePtr  = dynamic_cast<RubberbandPointHandle*>(handle.get());
+
+         if (pointHandlePtr)
+         {
+            vertexVector.append( pointHandlePtr -> getCoordinate() );
+         }
+      }
+      if (vertexVector.size() > 2)
+      {
+         if (!_internal->_smoothLineItem)
+         {
+            _internal->_smoothLineItem  = new DrawableSmoothPath( Rubberband::_internal->_mapView );
+         }
+
+         _internal->_smoothLineItem -> enableClosedLine( isClosedEnabled() );
+         _internal->_smoothLineItem -> setDrawColor( _drawColor );
+         _internal->_smoothLineItem -> setFillColor( _fillColor );
+         _internal->_smoothLineItem -> setVisibility( true );
+         _internal->_smoothLineItem -> setPath( vertexVector );
+      }
+      else if (_internal->_smoothLineItem) _internal->_smoothLineItem->setVisibility( false );
+
+      RubberbandMultiPointFeature::update();
+
+   } /* RubberbandSmoothLine::update */
+         
+  
+
+} } /* namespace SituationMap::RB */