#pragma once
#include "../Axis/Axis.h"
#include "../base/Color.h"
#include "../base/Style.h"
#include "../base/Time_Of_Day.h"
#include "global.h"
namespace renderive {
class Time_Axis;
struct Frequency_Trace_Private;
/// @brief 音频频率随时间变化的折线图元。
class LIB_DECL Frequency_Trace : public Renderable {
public:
    /// @brief 创建音频频率图元。
    Frequency_Trace();
    /// @brief 写入指定 tick 对应的音频频率值。
    void append_sample(int tick, double data);
    /// @brief 写入指定时间对应的音频频率值。
    void append_sample(Time_Of_Day time, double data);
    /// @brief 绑定时间轴。
    PROP(std::shared_ptr<Time_Axis>, time_axis)
    /// @brief 绑定数值轴。
    PROP(std::shared_ptr<Axis>, value_axis)
    /// @brief 曲线颜色。
    struct Builder;
private:
    Frequency_Trace_Private* d();
    Render_Object_Owner create_render_data() override;
    Render_Object_Owner create_render_state() override;
    Render_Object_Owner create_input_data() override;
};
struct Frequency_Trace_Prop {
    std::weak_ptr<Time_Axis> time_axis;
    std::weak_ptr<Axis> value_axis{};
    Pen pen{.color = Color::yellow(), .width = 1.0};
};
struct LIB_DECL Frequency_Trace::Builder : Frequency_Trace_Prop {
    PROP_B(std::shared_ptr<Time_Axis>, time_axis)
    PROP_B(std::shared_ptr<Axis>, value_axis)
    PROP_B(Color, color)
    /// 创建音频频率构造器。
    Builder(std::shared_ptr<Renderable> parent, std::shared_ptr<Time_Axis> time_axis, std::shared_ptr<Axis> value_axis);
    /// 构建并返回音频频率对象。
    std::shared_ptr<Frequency_Trace> build();
    std::shared_ptr<Renderable> parent{};
    Color color = Color::yellow();
};
} // namespace renderive