Function drawRailItem

switch/source/MainScreen.cpp:142–154

A save-kind rail button: square (radius 0), filled accent when active, faint fill otherwise, with the single kind letter over the small kind label.

    // A save-kind rail button: square (radius 0), filled accent when active,
    // faint fill otherwise, with the single kind letter over the small kind label.
    void drawRailItem(int y, const SaveKind& kind, bool active)
    {
        Shapes::fillRound(RAIL_ITEM_X, y, RAIL_ITEM, RAIL_ITEM, 0, active ? COLOR_ACCENT : COLOR_FILL1);
        Color fg = active ? COLOR_WHITE : COLOR_TEXT2;

        u32 gw, gh, lw, lh;
        Gfx::GetTextDimensions(16, kind.buttonLabel, &gw, &gh);
        Gfx::GetTextDimensions(9, kind.railLabel, &lw, &lh);
        const int stackH = (int)gh + 2 + (int)lh;
        const int top    = y + (RAIL_ITEM - stackH) / 2;
        Gfx::DrawText(16, RAIL_ITEM_X + (RAIL_ITEM - (int)gw) / 2, top, fg, kind.buttonLabel);
        Gfx::DrawText(9, RAIL_ITEM_X + (RAIL_ITEM - (int)lw) / 2, top + (int)gh + 2, fg, kind.railLabel);
    }

    // Size of the shoulder-key system glyph drawn inside an action button.
    constexpr int ACTION_GLYPH_SIZE = 26;