MRRibbonIcons.h

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#pragma once
#include "MRMesh/MRFlagOperators.h"
#include "MRMesh/MRphmap.h"
#include "MRViewerFwd.h"
#include <array>
#include <filesystem>
 
namespace MR
{
 

class MRVIEWER_CLASS RibbonIcons
{
public:
    enum class ColorType
    {
        Colored,
        White,
    };
    enum class IconType
    {
        RibbonItemIcon,   
        ObjectTypeIcon,   
        IndependentIcons, 
        Logos,            
        Count,
    };

    MRVIEWER_API static void load();
    MRVIEWER_API static void free();
    MRVIEWER_API static const ImGuiImage* findByName( const std::string& name, float width, 
                                                      ColorType colorType, IconType iconType );
private:
    RibbonIcons();
    ~RibbonIcons() = default;
 
    static RibbonIcons& instance_();
 
    struct Icons
    {
        std::unique_ptr<ImGuiImage> colored;
        std::unique_ptr<ImGuiImage> white;
    };
 
    enum class Sizes
    {
        X0_5,
        X0_75,
        X1,
        X3,
        Count,
    };
 
    using SizedIcons = std::array<Icons, size_t( Sizes::Count )>;
 
    static const char* sizeSubFolder_( Sizes sz );
 
    const ImGuiImage* findRequiredSize_( const SizedIcons& icons, float width, ColorType colorType, IconType iconType ) const;
 
    void load_( IconType type );
 
    struct IconTypeData
    {
        enum class AvailableColor
        {
            White = 1 << 0,
            Colored = 1 << 1,
        };
        MR_MAKE_FLAG_OPERATORS_IN_CLASS( AvailableColor )
 
        std::filesystem::path pathDirectory;
        std::pair<Sizes, Sizes> minMaxSizes;
        AvailableColor availableColor = AvailableColor::White;
        HashMap<std::string, SizedIcons> map;
    };
 
    std::array<IconTypeData, size_t( IconType::Count )> data_;
};
 
}