Initial commit

Lts/Viewer/SituationMap/Rubberbands/drawable_painter_path.cpp

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+
+/**
+**
+** @RDE_HEADER@
+** Implementation of path drawables
+** $Id$
+** $HeadURL$
+** $Author$
+**
+** -----------------------------------------------------------------------------------------------
+**
+** 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 .........:
+**
+**   27.07.2015, JT  : First edition for use with Qt5
+**
+** -----------------------------------------------------------------------------------------------
+*/
+
+#include "drawable_painter_path.h"
+
+#include <QGraphicsPathItem>
+#include <QPainterPath>
+
+
+namespace SituationMap { namespace RB
+{
+
+   DrawablePainterPath::DrawablePainterPath(Esri::ArcGISRuntime::MapGraphicsView * map)
+      : RubberbandDrawable(map)
+      , _painterPathItem(nullptr)
+      , _pathCoordinates()
+      , _lineStyle()
+      , _dottedPath(false)
+      , _closedLine(false)
+      , _fillSolid(false)
+   {
+      _painterPathItem  = _scene->addPath( QPainterPath() );
+      _painterPathItem -> setFlags( QGraphicsItem::ItemIgnoresTransformations );
+      makeLineStyle( _dottedPath, _lineStyle );
+      _painterPathItem -> setPen  ( (_drawColor.alpha()) ?  QPen(_drawColor)   : QPen() );
+      _fillColor.setAlpha(0);
+      _painterPathItem -> setBrush( (_fillColor.alpha()) ?  QBrush(_fillColor) : QBrush() );
+   } /* DrawablePainterPath::DrawablePainterPath */
+
+
+   DrawablePainterPath::DrawablePainterPath(Esri::ArcGISRuntime::MapGraphicsView * map, QGraphicsScene * scene)
+      : RubberbandDrawable(map, scene)
+      , _painterPathItem(nullptr)
+      , _pathCoordinates()
+      , _lineStyle()
+      , _dottedPath(false)
+      , _closedLine(false)
+      , _fillSolid(false)
+   {
+      _painterPathItem  = _scene->addPath( QPainterPath() );
+      _painterPathItem -> setFlags( QGraphicsItem::ItemIgnoresTransformations );
+      makeLineStyle( _dottedPath, _lineStyle );
+      _painterPathItem -> setPen  ( (_drawColor.alpha()) ?  _lineStyle         : QPen()   );
+      _fillColor.setAlpha(0);
+      _painterPathItem -> setBrush( (_fillColor.alpha()) ?  QBrush(_fillColor) : QBrush() );
+   } /* DrawablePainterPath::DrawablePainterPath */
+
+
+   DrawablePainterPath::~DrawablePainterPath()
+   {
+     if (_scene)
+     {
+       if (_painterPathItem)
+       {
+          _scene->removeItem(_painterPathItem);
+          delete _painterPathItem;
+       }
+       _painterPathItem = nullptr;
+     }
+   } /* DrawablePainterPath::~DrawablePainterPath */
+
+
+   void DrawablePainterPath::setPath( const QVector<RubberbandDrawable::RubberbandCoordinate> & path )
+   {
+      _pathCoordinates  = path;
+      updateGraphic();
+   } /* DrawablePainterPath::setPath */
+
+
+   void DrawablePainterPath::setPath( const QVector<QPointF> & scenePath )
+   {
+      _pathCoordinates.clear();
+      _pathCoordinates.reserve( scenePath.size() );
+
+      for ( auto p : scenePath )
+      {
+         _pathCoordinates.append( RubberbandDrawable::RubberbandCoordinate(_mapView,p) );
+      }
+      updateGraphic();
+
+   } /* DrawablePainterPath::setPath */
+
+
+   void DrawablePainterPath::updateGraphic()
+   {
+      DEBUG_LOG(_logger) << LOGFUNCTION;
+
+      if ((_closedLine) && (_pathCoordinates.size() < 3))
+      {
+         _painterPathItem -> setVisible( false );
+         return;
+      }
+
+      QPainterPath painterPath;
+
+      QVector<RubberbandDrawable::RubberbandCoordinate>::iterator it = _pathCoordinates.begin();
+
+      if (it != _pathCoordinates.end())
+      {
+         painterPath.moveTo( it->mapToScene(_mapView) );
+         DEBUG_LOG(_logger) << LOGFUNCTION << " map-x = " << it->_mapCoordinate.x() << " map-y = " << it->_mapCoordinate.y();
+         while (true)
+         {
+            ++it;
+            if (it == _pathCoordinates.end()) break;
+            painterPath.lineTo( it->mapToScene(_mapView) );
+            DEBUG_LOG(_logger) << LOGFUNCTION << " map-x = " << it->_mapCoordinate.x() << " map-y = " << it->_mapCoordinate.y();
+         }
+         if (_closedLine) painterPath.closeSubpath();
+      }
+
+      const QColor &fillColor = transparentFillColor();
+      makeLineStyle( _dottedPath, _lineStyle );
+
+      _painterPathItem -> setVisible( _isVisible );
+      _painterPathItem -> setPen  ( (_drawColor.alpha() > 0) ?  _lineStyle        : QPen()   );
+      _painterPathItem -> setBrush( ( fillColor.alpha() > 0) ?  QBrush(fillColor) : QBrush() );
+      _painterPathItem -> setZValue( _zBufferValue );
+      _painterPathItem -> setPath( painterPath );
+
+   } /* DrawablePainterPath::updateGraphic */
+
+   void DrawablePainterPath::adjustCoordinates()           { updateGraphic(); }
+   void DrawablePainterPath::adjustWindow( const QRectF& ) { updateGraphic(); }
+
+} } /* namespace SituationMap::RB */