210 lines
7.8 KiB
Objective-C
Executable File
210 lines
7.8 KiB
Objective-C
Executable File
/**
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**
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** @RDE_HEADER@
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** Definition of rubberband class to define multi point feature geoemtry
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** $Id$
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** $HeadURL$
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** $Author$
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**
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** -----------------------------------------------------------------------------------------------
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**
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** Hardware-Environment: Intel-PC
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** Software-Environment: Windows 7, Qt 5.4. ArcGIS 10.2.5
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**
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** Language ........: C++ 11
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**
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** -----------------------------------------------------------------------------------------------
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**
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** Author ...........: Jörg Turla, SPD G, Tel. 3132
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**
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** -----------------------------------------------------------------------------------------------
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**
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** Notes .........:
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**
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** 10.04.2015, JT : First edition for use with Qt5
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**
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** -----------------------------------------------------------------------------------------------
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*/
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#pragma once
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#include "rubberband.h"
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namespace SituationMap { namespace RB
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{
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class RubberbandHandle;
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class RubberbandFrameHandle;
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/**
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@class RubberbandMultiPointFeature rubberband_multi_point_feature.h
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@brief Implementation of a rubberband to input multi point features, like areals or linears
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@see Rubberband
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*/
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class SITUATIONMAP_EXPORT RubberbandMultiPointFeature : public Rubberband
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{
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Q_OBJECT
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public:
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/**
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@name Construction & Destruction
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@{
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*/
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private:
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friend class RubberbandFactory;
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friend class RubberbandArrow;
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friend class RubberbandCorridor;
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friend class RubberbandPolylineWidth;
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friend class RubberbandSmoothLine;
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/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Constructor delegation doesn't work with Visual Studio 2013
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explicit RubberbandMultiPointFeature( SituationMap::Map * map );
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explicit RubberbandMultiPointFeature( SituationMap::Map * map, bool complexGeometry );
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */
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/**
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Construction of RubberbandMultiPointFeature in most common cases. The parameter parent is
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optional.
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*/
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explicit RubberbandMultiPointFeature( SituationMap::Map * map, QObject * parent = nullptr );
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/**
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Construction of RubberbandMultiPointFeature in case of controlling complex geometry objects, like
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splines or multi point symbols. In this case set complexGeometry true.
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*/
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explicit RubberbandMultiPointFeature( SituationMap::Map * map, bool complexGeometry, QObject * parent = nullptr );
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public:
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~RubberbandMultiPointFeature();
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/** @} */
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bool selectAction ( AbstractEventDispatcher * causer, int x, int y ) override;
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bool setCoordinateAction ( AbstractEventDispatcher * causer, int x, int y ) override;
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bool moveAction ( AbstractEventDispatcher * causer, int x, int y ) override;
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bool movePickedAction ( AbstractEventDispatcher * causer, int x, int y ) override;
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void resetAction ( AbstractEventDispatcher * causer, int x, int y ) override;
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bool contextMenuAction ( AbstractEventDispatcher * causer, int x, int y ) override;
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bool completeStateAction ( AbstractEventDispatcher * causer, int x, int y ) override;
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bool deleteAction ( AbstractEventDispatcher * causer, int x, int y ) override;
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bool undoAction ( AbstractEventDispatcher * causer, int x, int y ) override;
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bool applyAndEndAction ( AbstractEventDispatcher * causer, int x, int y ) override;
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/**
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If set to true a polygon the rubberband draws a polygon otherwise a polyline.
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*/
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inline void enableClosed( bool flag )
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{
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_isClosed = flag;
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if (( _isClosed) && (_minimumPointCount < 3)) _minimumPointCount = 3;
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if ((!_isClosed) && (_minimumPointCount < 2)) _minimumPointCount = 2;
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} /* enableClosed */
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/**
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Gets the value of the close flag
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*/
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inline bool isClosedEnabled() const { return _isClosed; }
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/**
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@name Setting Constrains
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@{
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*/
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/**
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Defines minimum count of verticies that has to be defined by users input to complete the rubberband with apply signal. The default value is 0.
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*/
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inline void minimumPointCount( unsigned int x )
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{
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if (( _isClosed) && (x < 3)) x = 3;
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if ((!_isClosed) && (x < 2)) x = 2;
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_minimumPointCount = x;
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} /* minimumPointCount */
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/**
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Defines maximum count of verticies that can be aceppted by the rubberband. A values of 0 stands for undefined. The default is 0.
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*/
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inline void maximumPointCount( unsigned int x )
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{
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if (x > 0)
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{
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if (( _isClosed) && (x < 3)) x = 3;
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if ((!_isClosed) && (x < 2)) x = 2;
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}
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_maximumPointCount = x;
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} /* maximumPointCount */
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/**
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Defines the maximum length of a segment (distance between to adjaced verticies). A value of 0 stands for no limit is set. The default is 0.
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*/
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inline void maximumSegmentLength( qreal x ) { _maximumSegmentLength = (x > 0) ? x : 0.0; }
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inline qreal getMaximumSegmentLength() const{ return _maximumSegmentLength; }
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/**
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Defines the maximum length of the complete polyline. \c enableClosed must be set to false. A value of 0 stands for no limit is set. The default is 0.
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*/
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inline void maximumLength( qreal x ) { _maximumLength = (x > 0) ? x : 0.0; }
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/** @} */
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inline qreal getMaximumLength() const { return _maximumLength; }
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virtual QVector<QPointF> coordinateVector( CoordinateSystem cs = CoordinateSystem::Geo ) const override;
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virtual QPointF singleCoordinate( unsigned int idx = 0, CoordinateSystem cs = CoordinateSystem::Geo ) const override;
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virtual void setCoordinateVector( const QVector<QPointF> &, CoordinateSystem cs = CoordinateSystem::Geo ) override;
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signals:
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/**
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The signal will be emitted, when the mouse cursor has changed and the rubberband is in construction mode and is accepting new input coordinates.
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*/
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void currentCursorPositionChanged(const Point3D &mapCoord);
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protected:
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/*
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Forward declaration of InternalData to hold private member variables. Becareful the base class Rubberband
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has similary a class for internal data member with name "InternalData". Don't be confused it is not the same.
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*/
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struct InternalData;
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InternalData * _internal;
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bool _isClosed;
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unsigned int _minimumPointCount;
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unsigned int _maximumPointCount;
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qreal _maximumSegmentLength;
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qreal _maximumLength;
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void activateButtons() override;
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void update() override;
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// some helper methodes
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RubberbandHandle * constructPoint( QPointF scenePos );
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void constructPoint(const QPointF &point, CoordinateSystem cs );
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bool selectHandles( int x, int y, const QPointF & scenePos );
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bool checkLengthConstrains( unsigned int checkHandleIdx, QPointF & scenePos );
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bool checkLengthConstrains( const QPointF & scenePos, const QPointF & deltaScenePos );
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void updatePreviewLine( const QPointF & scenePosition );
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RubberbandFrameHandle * getFrameHandle() const;
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void setCheckMaxAngle( double phi );
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}; /* RubberbandMultiPointFeature */
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} } /* namespace SituationMap::RB */
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