bool TerminalDispatch::SetGraphicsRendition()

in src/cascadia/TerminalCore/TerminalDispatchGraphics.cpp [70:255]
183 lines of code
58 McCabe index (conditional complexity)

bool TerminalDispatch::SetGraphicsRendition(const VTParameters options) noexcept
{
    TextAttribute attr = _terminalApi.GetTextAttributes();

    // Run through the graphics options and apply them
    for (size_t i = 0; i < options.size(); i++)
    {
        const GraphicsOptions opt = options.at(i);
        switch (opt)
        {
        case Off:
            attr.SetDefaultForeground();
            attr.SetDefaultBackground();
            attr.SetDefaultMetaAttrs();
            break;
        case ForegroundDefault:
            attr.SetDefaultForeground();
            break;
        case BackgroundDefault:
            attr.SetDefaultBackground();
            break;
        case Intense:
            attr.SetIntense(true);
            break;
        case RGBColorOrFaint:
            attr.SetFaint(true);
            break;
        case NotIntenseOrFaint:
            attr.SetIntense(false);
            attr.SetFaint(false);
            break;
        case Italics:
            attr.SetItalic(true);
            break;
        case NotItalics:
            attr.SetItalic(false);
            break;
        case BlinkOrXterm256Index:
        case RapidBlink: // We just interpret rapid blink as an alias of blink.
            attr.SetBlinking(true);
            break;
        case Steady:
            attr.SetBlinking(false);
            break;
        case Invisible:
            attr.SetInvisible(true);
            break;
        case Visible:
            attr.SetInvisible(false);
            break;
        case CrossedOut:
            attr.SetCrossedOut(true);
            break;
        case NotCrossedOut:
            attr.SetCrossedOut(false);
            break;
        case Negative:
            attr.SetReverseVideo(true);
            break;
        case Positive:
            attr.SetReverseVideo(false);
            break;
        case Underline:
            attr.SetUnderlined(true);
            break;
        case DoublyUnderlined:
            attr.SetDoublyUnderlined(true);
            break;
        case NoUnderline:
            attr.SetUnderlined(false);
            attr.SetDoublyUnderlined(false);
            break;
        case Overline:
            attr.SetOverlined(true);
            break;
        case NoOverline:
            attr.SetOverlined(false);
            break;
        case ForegroundBlack:
            attr.SetIndexedForeground(TextColor::DARK_BLACK);
            break;
        case ForegroundBlue:
            attr.SetIndexedForeground(TextColor::DARK_BLUE);
            break;
        case ForegroundGreen:
            attr.SetIndexedForeground(TextColor::DARK_GREEN);
            break;
        case ForegroundCyan:
            attr.SetIndexedForeground(TextColor::DARK_CYAN);
            break;
        case ForegroundRed:
            attr.SetIndexedForeground(TextColor::DARK_RED);
            break;
        case ForegroundMagenta:
            attr.SetIndexedForeground(TextColor::DARK_MAGENTA);
            break;
        case ForegroundYellow:
            attr.SetIndexedForeground(TextColor::DARK_YELLOW);
            break;
        case ForegroundWhite:
            attr.SetIndexedForeground(TextColor::DARK_WHITE);
            break;
        case BackgroundBlack:
            attr.SetIndexedBackground(TextColor::DARK_BLACK);
            break;
        case BackgroundBlue:
            attr.SetIndexedBackground(TextColor::DARK_BLUE);
            break;
        case BackgroundGreen:
            attr.SetIndexedBackground(TextColor::DARK_GREEN);
            break;
        case BackgroundCyan:
            attr.SetIndexedBackground(TextColor::DARK_CYAN);
            break;
        case BackgroundRed:
            attr.SetIndexedBackground(TextColor::DARK_RED);
            break;
        case BackgroundMagenta:
            attr.SetIndexedBackground(TextColor::DARK_MAGENTA);
            break;
        case BackgroundYellow:
            attr.SetIndexedBackground(TextColor::DARK_YELLOW);
            break;
        case BackgroundWhite:
            attr.SetIndexedBackground(TextColor::DARK_WHITE);
            break;
        case BrightForegroundBlack:
            attr.SetIndexedForeground(TextColor::BRIGHT_BLACK);
            break;
        case BrightForegroundBlue:
            attr.SetIndexedForeground(TextColor::BRIGHT_BLUE);
            break;
        case BrightForegroundGreen:
            attr.SetIndexedForeground(TextColor::BRIGHT_GREEN);
            break;
        case BrightForegroundCyan:
            attr.SetIndexedForeground(TextColor::BRIGHT_CYAN);
            break;
        case BrightForegroundRed:
            attr.SetIndexedForeground(TextColor::BRIGHT_RED);
            break;
        case BrightForegroundMagenta:
            attr.SetIndexedForeground(TextColor::BRIGHT_MAGENTA);
            break;
        case BrightForegroundYellow:
            attr.SetIndexedForeground(TextColor::BRIGHT_YELLOW);
            break;
        case BrightForegroundWhite:
            attr.SetIndexedForeground(TextColor::BRIGHT_WHITE);
            break;
        case BrightBackgroundBlack:
            attr.SetIndexedBackground(TextColor::BRIGHT_BLACK);
            break;
        case BrightBackgroundBlue:
            attr.SetIndexedBackground(TextColor::BRIGHT_BLUE);
            break;
        case BrightBackgroundGreen:
            attr.SetIndexedBackground(TextColor::BRIGHT_GREEN);
            break;
        case BrightBackgroundCyan:
            attr.SetIndexedBackground(TextColor::BRIGHT_CYAN);
            break;
        case BrightBackgroundRed:
            attr.SetIndexedBackground(TextColor::BRIGHT_RED);
            break;
        case BrightBackgroundMagenta:
            attr.SetIndexedBackground(TextColor::BRIGHT_MAGENTA);
            break;
        case BrightBackgroundYellow:
            attr.SetIndexedBackground(TextColor::BRIGHT_YELLOW);
            break;
        case BrightBackgroundWhite:
            attr.SetIndexedBackground(TextColor::BRIGHT_WHITE);
            break;
        case ForegroundExtended:
            i += _SetRgbColorsHelper(options.subspan(i + 1), attr, true);
            break;
        case BackgroundExtended:
            i += _SetRgbColorsHelper(options.subspan(i + 1), attr, false);
            break;
        }
    }

    _terminalApi.SetTextAttributes(attr);
    return true;
}