envelope_editor.h

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/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com.                */
 
#ifndef GAME_EDITOR_ENVELOPE_EDITOR_H
#define GAME_EDITOR_ENVELOPE_EDITOR_H
 
#include <game/client/ui.h>
#include <game/editor/component.h>
#include <game/editor/editor_trackers.h>
#include <game/editor/smooth_value.h>
#include <game/mapitems.h>
 
#include <memory>
#include <vector>
 
class CEnvelope;
 
class CEnvelopeEditor : public CEditorComponent
{
public:
    class CState
    {
    public:
        CSmoothValue m_ZoomX;
        CSmoothValue m_ZoomY;
        bool m_ResetZoom;
        vec2 m_Offset;
        int m_ActiveChannels;
 
        void Reset(CEditor *pEditor);
    };
 
    void OnReset() override;
    void Render(CUIRect View);
 
private:
    void RenderColorBar(CUIRect ColorBar, const std::shared_ptr<CEnvelope> &pEnvelope);
 
    void UpdateHotEnvelopeObject(const CUIRect &View, const CEnvelope *pEnvelope, int ActiveChannels);
 
    void ZoomAdaptOffsetX(float ZoomFactor, const CUIRect &View);
    void UpdateZoomEnvelopeX(const CUIRect &View);
 
    void ZoomAdaptOffsetY(float ZoomFactor, const CUIRect &View);
    void UpdateZoomEnvelopeY(const CUIRect &View);
 
    void ResetZoomEnvelope(const std::shared_ptr<CEnvelope> &pEnvelope, int ActiveChannels);
    void RemoveTimeOffsetEnvelope(const std::shared_ptr<CEnvelope> &pEnvelope);
 
    float ScreenToEnvelopeX(const CUIRect &View, float x) const;
    float EnvelopeToScreenX(const CUIRect &View, float x) const;
    float ScreenToEnvelopeY(const CUIRect &View, float y) const;
    float EnvelopeToScreenY(const CUIRect &View, float y) const;
    float ScreenToEnvelopeDeltaX(const CUIRect &View, float DeltaX);
    float ScreenToEnvelopeDeltaY(const CUIRect &View, float DeltaY);
 
    const char m_RedoButtonId = 0;
    const char m_UndoButtonId = 0;
    const char m_NewSoundEnvelopeButtonId = 0;
    const char m_NewColorEnvelopeButtonId = 0;
    const char m_NewPositionEnvelopeButtonId = 0;
    const char m_DeleteButtonId = 0;
    const char m_MoveRightButtonId = 0;
    const char m_MoveLeftButtonId = 0;
    const char m_ZoomOutButtonId = 0;
    const char m_ResetZoomButtonId = 0;
    const char m_ZoomInButtonId = 0;
    const char m_EnvelopeSelectorId = 0;
    const char m_PrevEnvelopeButtonId = 0;
    const char m_NextEnvelopeButtonId = 0;
    const char m_aChannelButtonIds[CEnvPoint::MAX_CHANNELS] = {0};
    const char m_EnvelopeEditorId = 0;
    CLineInput m_NameInput;
    int m_EnvelopeEditorButtonUsed;
    EEnvelopeEditorOp m_Operation;
    std::vector<float> m_vAccurateDragValuesX;
    std::vector<float> m_vAccurateDragValuesY;
    vec2 m_MouseStart;
    vec2 m_ScaleFactor;
    vec2 m_Midpoint;
    std::vector<float> m_vInitialPositionsX;
    std::vector<float> m_vInitialPositionsY;
 
    class CPopupEnvelopePoint : public SPopupMenuId
    {
    public:
        CEnvelopeEditor *m_pEnvelopeEditor;
        static CUi::EPopupMenuFunctionResult Render(void *pContext, CUIRect View, bool Active);
 
    private:
        int m_aValues[4] = {0};
        CLineInputNumber m_ValueInput;
        CLineInputNumber m_TimeInput;
        float m_CurrentTime = 0.0f;
        float m_CurrentValue = 0.0f;
        const char m_ColorPickerButtonId = 0;
        const char m_DeleteButtonId = 0;
    };
    CPopupEnvelopePoint m_PopupEnvelopePoint;
 
    class CPopupEnvelopePointMulti : public SPopupMenuId
    {
    public:
        CEnvelopeEditor *m_pEnvelopeEditor;
        static CUi::EPopupMenuFunctionResult Render(void *pContext, CUIRect View, bool Active);
 
    private:
        const char m_ProjectOntoButtonId = 0;
    };
    CPopupEnvelopePointMulti m_PopupEnvelopePointMulti;
 
    class CPopupEnvelopePointCurveType : public SPopupMenuId
    {
    public:
        CEnvelopeEditor *m_pEnvelopeEditor;
        static CUi::EPopupMenuFunctionResult Render(void *pContext, CUIRect View, bool Active);
 
    private:
        const char m_aButtonIds[NUM_CURVETYPES - 1] = {0};
    };
    CPopupEnvelopePointCurveType m_PopupEnvelopePointCurveType;
 
    class CPopupEnvelopeCurveType : public SPopupMenuId
    {
    public:
        CEnvelopeEditor *m_pEnvelopeEditor;
        int m_SelectedPoint;
        static CUi::EPopupMenuFunctionResult Render(void *pContext, CUIRect View, bool Active);
 
    private:
        const char m_aButtonIds[NUM_CURVETYPES] = {0};
    };
    CPopupEnvelopeCurveType m_PopupEnvelopeCurveType;
};
 
#endif