editor_trackers.h

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#ifndef GAME_EDITOR_EDITOR_TRACKERS_H
#define GAME_EDITOR_EDITOR_TRACKERS_H
 
#include <game/editor/mapitems.h>
#include <game/editor/mapitems/layer_quads.h>
#include <game/mapitems.h>
 
#include <map>
#include <memory>
#include <vector>
 
class CEditor;
class CLayerTiles;
class CLayerGroup;
class CLayerSounds;
class CSoundSource;
 
class CQuadEditTracker
{
public:
    CQuadEditTracker();
    ~CQuadEditTracker();
 
    bool QuadPointChanged(const std::vector<CPoint> &vCurrentPoints, int QuadIndex);
 
    void BeginQuadTrack(const std::shared_ptr<CLayerQuads> &pLayer, const std::vector<int> &vSelectedQuads, int GroupIndex = -1, int LayerIndex = -1);
    void EndQuadTrack();
 
    void BeginQuadPropTrack(const std::shared_ptr<CLayerQuads> &pLayer, const std::vector<int> &vSelectedQuads, EQuadProp Prop, int GroupIndex = -1, int LayerIndex = -1);
    void EndQuadPropTrack(EQuadProp Prop);
 
    void BeginQuadPointPropTrack(const std::shared_ptr<CLayerQuads> &pLayer, const std::vector<int> &vSelectedQuads, int SelectedQuadPoints, int GroupIndex = -1, int LayerIndex = -1);
    void AddQuadPointPropTrack(EQuadPointProp Prop);
    void EndQuadPointPropTrack(EQuadPointProp Prop);
    void EndQuadPointPropTrackAll();
 
    CEditor *m_pEditor;
 
private:
    std::vector<int> m_vSelectedQuads;
    int m_SelectedQuadPoints;
    std::map<int, std::vector<CPoint>> m_InitalPoints;
 
    bool m_Tracking = false;
    std::shared_ptr<CLayerQuads> m_pLayer;
 
    EQuadProp m_TrackedProp;
    std::vector<EQuadPointProp> m_vTrackedProps;
    std::map<int, int> m_PreviousValues;
    std::map<int, std::vector<std::map<EQuadPointProp, int>>> m_PreviousValuesPoint;
    int m_LayerIndex;
    int m_GroupIndex;
};
 
enum class EEnvelopeEditorOp
{
    OP_NONE = 0,
    OP_SELECT,
    OP_DRAG_POINT,
    OP_DRAG_POINT_X,
    OP_DRAG_POINT_Y,
    OP_CONTEXT_MENU,
    OP_BOX_SELECT,
    OP_SCALE
};
 
enum class ESoundSourceOp
{
    OP_NONE = 0,
    OP_MOVE,
    OP_CONTEXT_MENU,
};
 
class CEnvelopeEditorOperationTracker
{
public:
    CEnvelopeEditorOperationTracker() = default;
 
    void Begin(EEnvelopeEditorOp Operation);
    void Stop(bool Switch = true);
    inline void Reset() { m_TrackedOp = EEnvelopeEditorOp::OP_NONE; }
 
    CEditor *m_pEditor;
 
private:
    EEnvelopeEditorOp m_TrackedOp = EEnvelopeEditorOp::OP_NONE;
 
    struct SPointData
    {
        bool m_Used;
        CFixedTime m_Time;
        std::map<int, int> m_Values;
    };
 
    std::map<int, SPointData> m_SavedValues;
 
    void HandlePointDragStart();
    void HandlePointDragEnd(bool Switch);
};
 
class CSoundSourceOperationTracker
{
public:
    CSoundSourceOperationTracker(CEditor *pEditor);
 
    void Begin(CSoundSource *pSource, ESoundSourceOp Operation, int LayerIndex);
    void End();
 
private:
    CEditor *m_pEditor;
    CSoundSource *m_pSource;
    ESoundSourceOp m_TrackedOp;
    int m_LayerIndex;
 
    struct SData
    {
        CPoint m_OriginalPoint;
    };
    SData m_Data;
 
    enum EState
    {
        STATE_BEGIN,
        STATE_EDITING,
        STATE_END
    };
    void HandlePointMove(EState State);
};
 
struct SPropTrackerHelper
{
    static int GetDefaultGroupIndex(CEditor *pEditor);
    static int GetDefaultLayerIndex(CEditor *pEditor);
};
 
template<typename T, typename E>
class CPropTracker
{
public:
    CPropTracker(CEditor *pEditor) :
        m_pEditor(pEditor), m_OriginalValue(0), m_pObject(nullptr), m_OriginalLayerIndex(-1), m_OriginalGroupIndex(-1), m_CurrentLayerIndex(-1), m_CurrentGroupIndex(-1), m_Tracking(false) {}
    CEditor *m_pEditor;
 
    void Begin(T *pObject, E Prop, EEditState State, int GroupIndex = -1, int LayerIndex = -1)
    {
        if(m_Tracking || Prop == static_cast<E>(-1))
            return;
        m_pObject = pObject;
 
        m_OriginalGroupIndex = GroupIndex < 0 ? SPropTrackerHelper::GetDefaultGroupIndex(m_pEditor) : GroupIndex;
        m_OriginalLayerIndex = LayerIndex < 0 ? SPropTrackerHelper::GetDefaultLayerIndex(m_pEditor) : LayerIndex;
        m_CurrentGroupIndex = m_OriginalGroupIndex;
        m_CurrentLayerIndex = m_OriginalLayerIndex;
 
        int Value = PropToValue(Prop);
        if(State == EEditState::START || State == EEditState::ONE_GO)
        {
            m_Tracking = true;
            m_OriginalValue = Value;
            OnStart(Prop);
        }
    }
 
    void End(E Prop, EEditState State, int GroupIndex = -1, int LayerIndex = -1)
    {
        if(!m_Tracking || Prop == static_cast<E>(-1))
            return;
 
        m_CurrentGroupIndex = GroupIndex < 0 ? SPropTrackerHelper::GetDefaultGroupIndex(m_pEditor) : GroupIndex;
        m_CurrentLayerIndex = LayerIndex < 0 ? SPropTrackerHelper::GetDefaultLayerIndex(m_pEditor) : LayerIndex;
 
        if(State == EEditState::END || State == EEditState::ONE_GO)
        {
            m_Tracking = false;
            int Value = PropToValue(Prop);
            if(EndChecker(Prop, Value))
                OnEnd(Prop, Value);
        }
    }
 
protected:
    virtual void OnStart(E Prop) {}
    virtual void OnEnd(E Prop, int Value) {}
    virtual int PropToValue(E Prop) { return 0; }
    virtual bool EndChecker(E Prop, int Value)
    {
        return Value != m_OriginalValue;
    }
 
    int m_OriginalValue;
    T *m_pObject;
    int m_OriginalLayerIndex;
    int m_OriginalGroupIndex;
    int m_CurrentLayerIndex;
    int m_CurrentGroupIndex;
    bool m_Tracking;
};
 
class CLayerPropTracker : public CPropTracker<CLayer, ELayerProp>
{
public:
    CLayerPropTracker(CEditor *pEditor) :
        CPropTracker<CLayer, ELayerProp>(pEditor){};
 
protected:
    void OnEnd(ELayerProp Prop, int Value) override;
    int PropToValue(ELayerProp Prop) override;
};
 
class CLayerTilesPropTracker : public CPropTracker<CLayerTiles, ETilesProp>
{
public:
    CLayerTilesPropTracker(CEditor *pEditor) :
        CPropTracker<CLayerTiles, ETilesProp>(pEditor){};
 
protected:
    void OnStart(ETilesProp Prop) override;
    void OnEnd(ETilesProp Prop, int Value) override;
    bool EndChecker(ETilesProp Prop, int Value) override;
 
    int PropToValue(ETilesProp Prop) override;
 
private:
    std::map<int, std::shared_ptr<CLayer>> m_SavedLayers;
};
 
class CLayerTilesCommonPropTracker : public CPropTracker<CLayerTiles, ETilesCommonProp>
{
public:
    CLayerTilesCommonPropTracker(CEditor *pEditor) :
        CPropTracker<CLayerTiles, ETilesCommonProp>(pEditor){};
 
protected:
    void OnStart(ETilesCommonProp Prop) override;
    void OnEnd(ETilesCommonProp Prop, int Value) override;
    bool EndChecker(ETilesCommonProp Prop, int Value) override;
 
    int PropToValue(ETilesCommonProp Prop) override;
 
private:
    std::map<std::shared_ptr<CLayerTiles>, std::map<int, std::shared_ptr<CLayer>>> m_SavedLayers;
 
public:
    std::vector<std::shared_ptr<CLayerTiles>> m_vpLayers;
    std::vector<int> m_vLayerIndices;
};
 
class CLayerGroupPropTracker : public CPropTracker<CLayerGroup, EGroupProp>
{
public:
    CLayerGroupPropTracker(CEditor *pEditor) :
        CPropTracker<CLayerGroup, EGroupProp>(pEditor){};
 
protected:
    void OnEnd(EGroupProp Prop, int Value) override;
    int PropToValue(EGroupProp Prop) override;
};
 
class CLayerQuadsPropTracker : public CPropTracker<CLayerQuads, ELayerQuadsProp>
{
public:
    CLayerQuadsPropTracker(CEditor *pEditor) :
        CPropTracker<CLayerQuads, ELayerQuadsProp>(pEditor){};
 
protected:
    void OnEnd(ELayerQuadsProp Prop, int Value) override;
    int PropToValue(ELayerQuadsProp Prop) override;
};
 
class CLayerSoundsPropTracker : public CPropTracker<CLayerSounds, ELayerSoundsProp>
{
public:
    CLayerSoundsPropTracker(CEditor *pEditor) :
        CPropTracker<CLayerSounds, ELayerSoundsProp>(pEditor){};
 
protected:
    void OnEnd(ELayerSoundsProp Prop, int Value) override;
    int PropToValue(ELayerSoundsProp Prop) override;
};
 
class CSoundSourcePropTracker : public CPropTracker<CSoundSource, ESoundProp>
{
public:
    CSoundSourcePropTracker(CEditor *pEditor) :
        CPropTracker<CSoundSource, ESoundProp>(pEditor) {}
 
protected:
    void OnEnd(ESoundProp Prop, int Value) override;
    int PropToValue(ESoundProp Prop) override;
};
 
class CSoundSourceRectShapePropTracker : public CPropTracker<CSoundSource, ERectangleShapeProp>
{
public:
    CSoundSourceRectShapePropTracker(CEditor *pEditor) :
        CPropTracker<CSoundSource, ERectangleShapeProp>(pEditor) {}
 
protected:
    void OnEnd(ERectangleShapeProp Prop, int Value) override;
    int PropToValue(ERectangleShapeProp Prop) override;
};
 
class CSoundSourceCircleShapePropTracker : public CPropTracker<CSoundSource, ECircleShapeProp>
{
public:
    CSoundSourceCircleShapePropTracker(CEditor *pEditor) :
        CPropTracker<CSoundSource, ECircleShapeProp>(pEditor) {}
 
protected:
    void OnEnd(ECircleShapeProp Prop, int Value) override;
    int PropToValue(ECircleShapeProp Prop) override;
};
 
#endif