scurve.h

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#pragma once
 
#include "dear_imgui/imgui.h"
 
namespace eu::core
{
    struct SCurve;
}
 
namespace eu::imgui
{
 
struct SCurveGuiState
{
    ImVec2 drag = {0.5f, 0.5f};  
 
    SCurveGuiState() = default;
    SCurveGuiState(float x, float y);
 
    static SCurveGuiState light_curve();
 
    std::vector<ImVec2> point_cache;
};
 
struct SCurveImguiSettings
{
    bool widget_border = false;  
    ImVec2 widget_size = ImVec2{100, 100};  
 
    float drag_radius = 10.0f;
    ImU32 drag_color = IM_COL32(100, 0, 0, 255);
 
    float point_radius = 3.0f;
    ImU32 point_color = IM_COL32(0, 100, 0, 255);
    bool draw_points = false;
 
    ImGuiMouseButton_ button = ImGuiMouseButton_Left;
 
    ImU32 background_color = IM_COL32(50, 50, 50, 255);
    ImU32 line_color = IM_COL32(100, 100, 100, 255);
 
    std::size_t num_points = 21;  
};
 
enum class FlipX
{
    no, yes
};
 
bool imgui_s_curve_editor(const char* title, core::SCurve* scurve, SCurveGuiState* gui, FlipX flip_x, const SCurveImguiSettings& settings, bool force_init_curve);
 
}  //  namespace klotter