ImGuiOsdIcons.hh

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#ifndef IMGUI_OSD_ICONS_HH
#define IMGUI_OSD_ICONS_HH
 
#include "ImGuiAdjust.hh"
#include "ImGuiPart.hh"
 
#include "GLUtil.hh"
#include "TclObject.hh"
#include "gl_vec.hh"
 
#include <vector>
 
namespace openmsx {
 
class ImGuiOsdIcons final : public ImGuiPart
{
public:
        explicit ImGuiOsdIcons(ImGuiManager& manager_);
 
        [[nodiscard]] zstring_view iniName() const override { return "OSD icons"; }
        void save(ImGuiTextBuffer& buf) override;
        void loadStart() override;
        void loadLine(std::string_view name, zstring_view value) override;
        void loadEnd() override;
        void paint(MSXMotherBoard* motherBoard) override;
 
private:
        void setDefaultIcons();
        void loadIcons();
        void paintConfigureIcons();
 
public:
        bool showIcons = true;
        bool showConfigureIcons = false;
 
private:
        bool hideTitle = true;
        bool allowMove = false;
        float fadeDuration = 5.0f;
        float fadeDelay = 5.0f;
 
        struct IconInfo {
                IconInfo() = default;
                IconInfo(TclObject expr_, std::string on_, std::string off_, bool fade_)
                        : expr(expr_), on(std::move(on_)), off(std::move(off_)), fade(fade_) {}
                struct Icon {
                        Icon() = default;
                        explicit Icon(std::string filename_) : filename(std::move(filename_)) {}
                        std::string filename;
                        gl::Texture tex{gl::Null{}};
                        gl::ivec2 size;
                };
                TclObject expr;
                Icon on, off;
                float time = 0.0f;
                bool lastState = true;
                bool enable = true;
                bool fade = false;
        };
        std::vector<IconInfo> iconInfo;
        gl::vec2 maxIconSize;
        int numIcons = 0; // number of enabled icons
        bool iconInfoDirty = true;
 
        AdjustWindowInMainViewPort adjust;
 
        static constexpr auto persistentElements = std::tuple{
                PersistentElement{"show",         &ImGuiOsdIcons::showIcons},
                PersistentElement{"hideTitle",    &ImGuiOsdIcons::hideTitle},
                PersistentElement{"allowMove",    &ImGuiOsdIcons::allowMove},
                PersistentElement{"fadeDuration", &ImGuiOsdIcons::fadeDuration},
                PersistentElement{"fadeDelay",    &ImGuiOsdIcons::fadeDelay},
                PersistentElement{"showConfig",   &ImGuiOsdIcons::showConfigureIcons}
                // manually handle "icon.xxx", "adjust"
        };
};
 
} // namespace openmsx
 
#endif