featuresublayer.h

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#ifndef OPENSWMM_RENDER_SUBLAYERS_FEATURE_FEATURESUBLAYER_H
#define OPENSWMM_RENDER_SUBLAYERS_FEATURE_FEATURESUBLAYER_H
 
#include "render/isublayer.h"
#include "render/sublayers/feature/featuresublayerstyle.h"
 
#include "layers/swmm_category.h"
 
#include <QString>
 
namespace OpenSWMM::Render
{
 
class FeatureSublayer : public ISublayer
{
    Q_OBJECT
public:
    enum class Archetype { Point, Line, Polygon };
 
    FeatureSublayer(OpenSWMMVis::SwmmCategory category,
                    QString id_,
                    QString displayName_,
                    QObject *parent = nullptr);
    ~FeatureSublayer() override = default;
 
    // ── Identity ──────────────────────────────────────────────────────
    [[nodiscard]] OpenSWMMVis::SwmmCategory category() const noexcept { return m_category; }
    [[nodiscard]] Archetype                archetype() const noexcept { return m_archetype; }
 
    // ── ISublayer ─────────────────────────────────────────────────────
    Kind    kind() const override
    {
        switch (m_archetype) {
            case Archetype::Point:   return MarkerKind;
            case Archetype::Line:    return LineKind;
            case Archetype::Polygon: return FillKind;
        }
        return MarkerKind;
    }
    QString id() const override          { return m_id; }
    QString displayName() const override { return m_displayName; }
 
    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 m_category != OpenSWMMVis::CatRainGages;
    }
 
    SublayerStyle *style() override      { return m_style; }
 
    [[nodiscard]] FeatureSublayerStyle        *featureStyle()    const { return m_style; }
    [[nodiscard]] PointFeatureSublayerStyle   *pointStyle()      const;
    [[nodiscard]] LineFeatureSublayerStyle    *lineStyle()       const;
    [[nodiscard]] PolygonFeatureSublayerStyle *polygonStyle()    const;
 
    QList<LegendSymbolItem> legendSymbolItems() const override;
 
    QSGNode *buildOrUpdateNode(QSGNode *existing,
                               const SublayerContext &ctx) override;
 
private:
    OpenSWMMVis::SwmmCategory m_category;
    Archetype                m_archetype;
    QString                  m_id;
    QString                  m_displayName;
    bool                     m_visible = true;
    qreal                    m_opacity = 1.0;
 
    FeatureSublayerStyle    *m_style   = nullptr;
 
public:
    static Archetype archetypeFor(OpenSWMMVis::SwmmCategory c)
    {
        switch (c) {
            case OpenSWMMVis::CatJunctions:
            case OpenSWMMVis::CatOutfalls:
            case OpenSWMMVis::CatStorage:
            case OpenSWMMVis::CatDividers:
            case OpenSWMMVis::CatRainGages:
                return Archetype::Point;
            case OpenSWMMVis::CatConduits:
            case OpenSWMMVis::CatPumps:
            case OpenSWMMVis::CatOrifices:
            case OpenSWMMVis::CatWeirs:
            case OpenSWMMVis::CatOutlets:
                return Archetype::Line;
            case OpenSWMMVis::CatSubcatchments:
                return Archetype::Polygon;
            default:
                return Archetype::Point;
        }
    }
};
 
} // namespace OpenSWMM::Render
 
#endif // OPENSWMM_RENDER_SUBLAYERS_FEATURE_FEATURESUBLAYER_H