maptoolpicknode.h

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#ifndef MAPTOOLPICKNODE_H
#define MAPTOOLPICKNODE_H
 
#include "map/tools/maptool.h"
 
#include <QString>
 
class SWMMModelLayer;
 
class OpenSWMMVisMapToolPickNode : public OpenSWMMVisMapTool
{
    Q_OBJECT
 
public:
    explicit OpenSWMMVisMapToolPickNode(MapCanvas *canvas, QObject *parent = nullptr);
 
    [[nodiscard]] QCursor cursor() const override;
 
    void activate()   override;
    void deactivate() override;
 
    void mousePressEvent  (QMouseEvent *event) override;
    void mouseReleaseEvent(QMouseEvent *event) override;
    void mouseMoveEvent   (QMouseEvent *event) override;
    void keyPressEvent    (QKeyEvent *event) override;
    void paint(QPainter *painter, const MapExtent &extent,
               const SpatialReferenceSystem *srs) override;
 
signals:
    void nodePicked(SWMMModelLayer *layer, const QString &name, int nodeIdx);
    void cancelled();
 
private:
    struct NodeHit {
        SWMMModelLayer *layer = nullptr;
        QString         name;
        int             idx = -1;
        [[nodiscard]] bool valid() const { return layer != nullptr && idx >= 0; }
    };
    [[nodiscard]] NodeHit hitNode(const QPoint &pixel) const;
 
    NodeHit m_hover;
    bool    m_armed = false;
};
 
#endif // MAPTOOLPICKNODE_H