couplednodesublayer.h

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#ifndef OPENSWMM_RENDER_SUBLAYERS_COUPLEDNODESUBLAYER_H
#define OPENSWMM_RENDER_SUBLAYERS_COUPLEDNODESUBLAYER_H
 
#include "render/isublayer.h"
#include "render/sublayerstyle.h"
 
#include <QColor>
#include <QJsonObject>
#include <QString>
 
namespace OpenSWMM::Render
{
 
class CoupledNodeStyle : public SublayerStyle
{
    Q_OBJECT
    Q_PROPERTY(QColor color        READ color        WRITE setColor        NOTIFY styleChanged)
    Q_PROPERTY(double markerSizePx READ markerSizePx WRITE setMarkerSizePx NOTIFY styleChanged)
 
    Q_CLASSINFO("group:color",        "Symbology")
    Q_CLASSINFO("group:markerSizePx", "Symbology")
 
public:
    explicit CoupledNodeStyle(QObject *parent = nullptr) : SublayerStyle(parent) {}
 
    [[nodiscard]] QColor color() const        { return m_color; }
    [[nodiscard]] double markerSizePx() const { return m_markerSizePx; }
 
    void setColor(const QColor &v) { if (m_color == v) return; m_color = v; setDirty(); }
    void setMarkerSizePx(double v);
 
    [[nodiscard]] QJsonObject toJson() const override;
    void fromJson(const QJsonObject &j) override;
 
private:
    // Defaults mirror MeshNodeStyle's historic taggedColor / taggedSizePx so
    // migrated projects render identically.
    QColor m_color        = QColor(0xff, 0x8c, 0x00, 235);   // orange
    double m_markerSizePx = 5.0;
};
 
class CoupledNodeSublayer : public ISublayer
{
    Q_OBJECT
public:
    explicit CoupledNodeSublayer(QString id_, QObject *parent = nullptr);
 
    Kind    kind() const override        { return MarkerKind; }
    QString id() const override          { return m_id; }
    QString displayName() const override { return tr("Coupled Nodes"); }
 
    bool  isVisible() const override     { return m_visible; }
    void  setVisible(bool v) override;
    qreal opacity() const override       { return m_opacity; }
    void  setOpacity(qreal o) override;
 
    bool isDynamic() const override      { return false; }
 
    SublayerStyle *style() override      { return m_style; }
 
    QList<LegendSymbolItem> legendSymbolItems() const override;
    QSGNode *buildOrUpdateNode(QSGNode *existing, const SublayerContext &) override;
 
    [[nodiscard]] CoupledNodeStyle *coupledStyle() const { return m_style; }
 
private:
    QString           m_id;
    // Visible by default: the legacy behaviour (highlightTagged default true
    // with the mesh ctor turning vertices on) drew coupled markers on a
    // fresh mesh, and they are the primary 1D↔2D wiring cue.
    bool              m_visible = true;
    qreal             m_opacity = 1.0;
    CoupledNodeStyle *m_style;
};
 
} // namespace OpenSWMM::Render
 
#endif