ImGuiCharacter.hh

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#ifndef IMGUI_CHARACTER_HH
#define IMGUI_CHARACTER_HH
 
#include "ImGuiPart.hh"
 
#include "GLUtil.hh"
#include "gl_vec.hh"
 
namespace openmsx {
 
class ImGuiCharacter final : public ImGuiPart
{
public:
        using ImGuiPart::ImGuiPart;
 
        [[nodiscard]] zstring_view iniName() const override { return "Tile viewer"; }
        void save(ImGuiTextBuffer& buf) override;
        void loadLine(std::string_view name, zstring_view value) override;
        void paint(MSXMotherBoard* motherBoard) override;
 
private:
        static void renderPatterns(int mode, std::span<const uint32_t, 16> palette,
                                   int fgCol, int bgCol, int fgBlink, int bgBlink,
                                   VramTable& pat, VramTable& col, int lines, std::span<uint32_t> pixels);
        void initHexDigits();
 
public:
        bool show = false;
 
private:
        int zoom = 0; // 0->1x, 1->2x, ..., 7->8x
        bool overrideAll     = false;
        bool overrideMode    = false;
        bool overrideFgCol   = false;
        bool overrideBgCol   = false;
        bool overrideFgBlink = false;
        bool overrideBgBlink = false;
        bool overrideBlink   = false;
        bool overridePat     = false;
        bool overrideCol     = false;
        bool overrideNam     = false;
        bool overrideRows    = false;
        bool overrideColor0  = false;
        bool grid = true;
        bool nameTableOverlay = false;
        gl::vec4 gridColor{0.0f, 0.0f, 0.0f, 0.5f}; // RGBA
 
        enum CharScrnMode : int { TEXT40, TEXT80, SCR1, SCR2, SCR3, SCR4, OTHER };
        int manualMode = 0;
        int manualFgCol = 15;
        int manualBgCol = 4;
        int manualFgBlink = 14;
        int manualBgBlink = 1;
        int manualBlink = 1;
        int manualPatBase = 0;
        int manualColBase = 0;
        int manualNamBase = 0;
        int manualRows = 0;
        int manualColor0 = 16;
 
        gl::Texture patternTex{gl::Null{}}; // TODO also deallocate when needed
        gl::Texture gridTex   {gl::Null{}};
        gl::Texture smallHexDigits{gl::Null{}};
 
        static constexpr auto persistentElements = std::tuple{
                PersistentElement   {"show",            &ImGuiCharacter::show},
                PersistentElement   {"overrideAll",     &ImGuiCharacter::overrideAll},
                PersistentElement   {"overrideMode",    &ImGuiCharacter::overrideMode},
                PersistentElement   {"overrideFgCol",   &ImGuiCharacter::overrideFgCol},
                PersistentElement   {"overrideBgCol",   &ImGuiCharacter::overrideBgCol},
                PersistentElement   {"overrideFgBlink", &ImGuiCharacter::overrideFgBlink},
                PersistentElement   {"overrideBgBlink", &ImGuiCharacter::overrideBgBlink},
                PersistentElement   {"overrideBlink",   &ImGuiCharacter::overrideBlink},
                PersistentElement   {"overridePat",     &ImGuiCharacter::overridePat},
                PersistentElement   {"overrideCol",     &ImGuiCharacter::overrideCol},
                PersistentElement   {"overrideNam",     &ImGuiCharacter::overrideNam},
                PersistentElement   {"overrideRows",    &ImGuiCharacter::overrideRows},
                PersistentElement   {"overrideColor0",  &ImGuiCharacter::overrideColor0},
                PersistentElementMax{"zoom",            &ImGuiCharacter::zoom, 8},
                PersistentElement   {"showGrid",        &ImGuiCharacter::grid},
                PersistentElement   {"overlay",         &ImGuiCharacter::nameTableOverlay},
                PersistentElement   {"gridColor",       &ImGuiCharacter::gridColor},
                PersistentElementMax{"mode",            &ImGuiCharacter::manualMode, OTHER}, // TEXT40..SCR4
                PersistentElementMax{"fgCol",           &ImGuiCharacter::manualFgCol, 16},
                PersistentElementMax{"bgCol",           &ImGuiCharacter::manualBgCol, 16},
                PersistentElementMax{"fgBlink",         &ImGuiCharacter::manualFgBlink, 16},
                PersistentElementMax{"bgBlink",         &ImGuiCharacter::manualBgBlink, 16},
                PersistentElement   {"blink",           &ImGuiCharacter::manualBlink},
                PersistentElementMax{"patBase",         &ImGuiCharacter::manualPatBase, 0x20000},
                PersistentElementMax{"colBase",         &ImGuiCharacter::manualColBase, 0x20000},
                PersistentElementMax{"namBase",         &ImGuiCharacter::manualNamBase, 0x20000},
                PersistentElementMax{"rows",            &ImGuiCharacter::manualRows, 3},
                PersistentElementMax{"color0",          &ImGuiCharacter::manualColor0, 16 + 1}
        };
};
 
} // namespace openmsx
 
#endif