Section - Z-Machine Style Definitions (for Z-machine only)

The keyword emphases are keyword-red, keyword-green, keyword-yellow, keyword-blue, keyword-magenta, keyword-cyan, keyword-white, keyword-bold-style, keyword-italics-style, keyword-fixedwidth-style, and keyword-no-style.

The style of object-word is usually keyword-blue. The style of direction-word is usually keyword-magenta. The style of topic-word is usually keyword-red. [These are really the only three z-code colors that are readable on a white background.] The style of parser-word is usually keyword-italics-style.

To set the text style for (val - a keyword emphasis):
    if val is keyword-red:
        say red letters;
        say bold type;
    else if val is keyword-green:
        say green letters;
        say bold type;
    else if val is keyword-yellow:
        say yellow letters;
        say bold type;
    else if val is keyword-blue:
        say blue letters;
        say bold type;
    else if val is keyword-magenta:
        say magenta letters;
        say bold type;
    else if val is keyword-cyan:
        say cyan letters;
        say bold type;
    else if val is keyword-white:
        say white letters;
        say bold type;
    else if val is keyword-bold-style:
        say black letters;
        say bold type;
    else if val is keyword-italics-style:
        say italic type;
    else if val is keyword-fixedwidth-style:
        say fixed letter spacing;
    else if val is keyword-no-style:
        do nothing.

To reset styles with (val - a keyword emphasis):
    if val is keyword-fixedwidth-style:
        say variable letter spacing;
    else:
        say roman type;
        say default letters;
    if we-are-parser-speaking is true, say as the parser.