qgsadvanceddigitizingtools.h

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/***************************************************************************
     qgsadvanceddigitizingtools.h
     ----------------------
     begin                : May 2024
     copyright            : (C) Mathieu Pellerin
     email                : mathieu at opengis dot ch
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSADVANCEDDIGITIZINGTOOLS
#define QGSADVANCEDDIGITIZINGTOOLS
 
#include "qgis_gui.h"
#include "qgis_sip.h"
#include "qgsadvanceddigitizingdockwidget.h"
#include "qgsmapmouseevent.h"
 
#include <QPointer>
#include <QString>
#include <QWidget>
 
class QgsAdvancedDigitizingDockWidget;
class QgsDoubleSpinBox;
class QgsMapCanvas;

class GUI_EXPORT QgsAdvancedDigitizingTool : public QObject
{
    Q_OBJECT
 
  public:
    explicit QgsAdvancedDigitizingTool( QgsMapCanvas *canvas, QgsAdvancedDigitizingDockWidget *cadDockWidget );

    QgsMapCanvas *mapCanvas() const { return mMapCanvas; }

    QgsAdvancedDigitizingDockWidget *cadDockWidget() const { return mCadDockWidget.data(); }

    virtual QWidget *createWidget() { return nullptr; }

    virtual void paint( QPainter *painter ) { Q_UNUSED( painter ) }

    virtual void canvasPressEvent( QgsMapMouseEvent *event )
    {
      Q_UNUSED( event )
    }

    virtual void canvasMoveEvent( QgsMapMouseEvent *event )
    {
      Q_UNUSED( event )
    }

    virtual void canvasReleaseEvent( QgsMapMouseEvent *event )
    {
      Q_UNUSED( event )
    }
 
  signals:

    void paintRequested();
 
  protected:
    QgsMapCanvas *mMapCanvas = nullptr;
    QPointer<QgsAdvancedDigitizingDockWidget> mCadDockWidget;
};
 
#ifndef SIP_RUN

class GUI_EXPORT QgsAdvancedDigitizingCirclesIntersectionTool : public QgsAdvancedDigitizingTool
{
    Q_OBJECT
 
  public:
    explicit QgsAdvancedDigitizingCirclesIntersectionTool( QgsMapCanvas *canvas, QgsAdvancedDigitizingDockWidget *cadDockWidget );
    ~QgsAdvancedDigitizingCirclesIntersectionTool() override;
 
    QWidget *createWidget() override;
    void paint( QPainter *painter ) override;
 
    void canvasMoveEvent( QgsMapMouseEvent *event ) override;
    void canvasReleaseEvent( QgsMapMouseEvent *event ) override;
 
  private:
    bool eventFilter( QObject *obj, QEvent *event ) override;
 
    void processParameters();
 
    void drawCircle( QPainter *painter, double x, double y, double distance );
    void drawCandidate( QPainter *painter, double x, double y, bool closest );
 
    QPointer<QWidget> mToolWidget;
    QToolButton *mCircle1Digitize = nullptr;
    QgsDoubleSpinBox *mCircle1X = nullptr;
    QgsDoubleSpinBox *mCircle1Y = nullptr;
    QgsDoubleSpinBox *mCircle1Distance = nullptr;
 
    QToolButton *mCircle2Digitize = nullptr;
    QgsDoubleSpinBox *mCircle2X = nullptr;
    QgsDoubleSpinBox *mCircle2Y = nullptr;
    QgsDoubleSpinBox *mCircle2Distance = nullptr;
 
    QgsPointXY mP1;
    QgsPointXY mP2;
    bool mP1Closest = false;
};
 
#endif
 
#endif // QGSADVANCEDDIGITIZINGTOOLS