ImGuiHelp.hh

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#ifndef IMGUI_HELP_HH
#define IMGUI_HELP_HH
 
#include "ImGuiPart.hh"
 
#include "GLUtil.hh"
 
#include <optional>
 
namespace openmsx {
 
// This used to be an inner class of ImGuiHelp, but for some reason that didn't compile with (some version of) clang???
// Moving it outside is a workaround.
struct LogoImage {
        LogoImage() = default;
 
        gl::Texture texture{gl::Null{}};
        gl::vec2 size;
};
 
class ImGuiHelp final : public ImGuiPart
{
public:
        using ImGuiPart::ImGuiPart;
 
        void showMenu(MSXMotherBoard* motherBoard) override;
        void paint(MSXMotherBoard* motherBoard) override;
 
private:
        void paintAbout();
 
private:
        bool showImGuiUserGuide = false;
        bool showAboutOpenMSX = false;
        bool showAboutImGui = false;
 
        std::optional<LogoImage> logo; // initialized on first use
};
 
} // namespace openmsx
 
#endif