base_adjustment_model.h

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#pragma once
 
#include "models/operations/operation_provider.h"
#include "domain/operation_parameters.h"
 
#include <QObject>
#include <QString>
 
namespace CaptureMoment::UI {
 
namespace Models::Operations {
 
 
class BaseAdjustmentModel : public OperationProvider {
    Q_OBJECT
 
    // Expose the 'value' property to QML, allowing two-way binding.
    // This property is backed by the 'value()' getter and 'setValue()' setter methods.
    // Changes trigger the 'valueChanged' signal.
    Q_PROPERTY(float value READ value WRITE setValue NOTIFY valueChanged)
 
    // Expose the constant minimum value to QML.
    // This property is backed by the 'minimum()' getter method and is marked as CONSTANT,
    // meaning its value does not change during the lifetime of the object.
    // This method is pure virtual and must be implemented by derived classes.
    Q_PROPERTY(float minimum READ minimum CONSTANT)
 
    // Expose the constant maximum value to QML.
    // This property is backed by the 'maximum()' getter method and is marked as CONSTANT,
    // meaning its value does not change during the lifetime of the object.
    // This method is pure virtual and must be implemented by derived classes.
    Q_PROPERTY(float maximum READ maximum CONSTANT)
 
    // Expose the operation's name to QML.
    // This property is backed by the 'name()' getter method and is marked as CONSTANT.
    // Note: Uses the pure virtual name() method from derived classes.
    Q_PROPERTY(QString name READ name CONSTANT)
 
    // Expose the operation's activity state to QML.
    // This property is backed by the 'isActive()' getter method and emits 'isActiveChanged' when it changes.
    Q_PROPERTY(bool active READ isActive NOTIFY isActiveChanged)
 
protected:
    Domain::RelativeAdjustmentParams m_params;
 
    uint64_t m_operation_id{Core::Operations::OperationDescriptor::generateId()};
 
public:
    explicit BaseAdjustmentModel(QObject* parent = nullptr);
 
    virtual ~BaseAdjustmentModel() = default;
 
    [[nodiscard]] bool isActive() const override { return m_params.isActive(); } // Implemented here
 
    [[nodiscard]] float value() const { return m_params.value; }
 
    [[nodiscard]] virtual float minimum() const = 0;
 
    [[nodiscard]] virtual float maximum() const = 0;
 
public slots:
    void setValue(float val);
 
signals:
    void valueChanged(float value);
};
 
} // namespace Models::Operations
 
} // namespace CaptureMoment::UI