ScriptValueClip.h

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#pragma once
 
#include "Timeline/TimelineClip.h"
#include "Datum.h"
 
#include <vector>
 
struct ScriptValueKeyframe
{
    float mTime = 0.0f;
    Datum mValue;
    InterpMode mInterpMode = InterpMode::Linear;
};
 
class ScriptValueClip : public TimelineClip
{
public:
 
    DECLARE_CLIP(ScriptValueClip, TimelineClip);
 
    ScriptValueClip();
    virtual ~ScriptValueClip();
 
    virtual void SaveStream(Stream& stream) override;
    virtual void LoadStream(Stream& stream, uint32_t version) override;
    virtual void GatherProperties(std::vector<Property>& outProps) override;
 
    virtual bool SupportsKeyframes() const override { return true; }
    virtual uint32_t GetNumKeyframes() const override { return (uint32_t)mKeyframes.size(); }
    virtual float GetKeyframeTime(uint32_t index) const override { return mKeyframes[index].mTime; }
    virtual void AddKeyframeAtTime(float localTime, Node* targetNode) override;
    virtual void SetKeyframeTime(uint32_t index, float time) override;
    virtual void RemoveKeyframe(uint32_t index) override;
 
    const ScriptValueKeyframe& GetKeyframe(uint32_t index) const { return mKeyframes[index]; }
    void AddKeyframe(const ScriptValueKeyframe& kf);
 
    Datum EvaluateAtLocalTime(float localTime) const;
 
protected:
 
    std::vector<ScriptValueKeyframe> mKeyframes;
};