Added Ada version for lulz...
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a210ed1527
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185
xscii.adb
Normal file
185
xscii.adb
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with ada.text_io;
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use ada.text_io;
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function xscii return integer is
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type effect_type is (EFFECT_NORMAL, EFFECT_BOLD, EFFECT_ITALIC, EFFECT_UNDERLINE, EFFECT_BLINK, EFFECT_REVERSE);
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type colour_type is (COLOUR_GREY, COLOUR_RED, COLOUR_GREEN, COLOUR_YELLOW, COLOUR_BLUE, COLOUR_PINK, COLOUR_CYAN, COLOUR_WHITE);
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type short_range is mod 2 ** 5;
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type long_range is mod 2 ** 7;
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subtype short_string is string (1 .. 3);
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subtype long_string is string (1 .. 24);
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type short_code_type is array (short_range) of short_string;
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type long_code_type is array (long_range) of long_string;
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CHARACTER_ESCAPE : constant character := character'val (27);
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procedure put_align (count : natural := 0;
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align : character := ' ') is
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begin
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for index in 1 .. count
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loop
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put (align);
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end loop;
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end put_align;
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procedure put_colour (colour : colour_type := COLOUR_WHITE;
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effect : effect_type := EFFECT_NORMAL) is
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format : string (1 .. 6) := "[-;3-m";
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begin
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case effect is
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when EFFECT_NORMAL => format (2) := '0';
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when EFFECT_BOLD => format (2) := '1';
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when EFFECT_ITALIC => format (2) := '3';
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when EFFECT_UNDERLINE => format (2) := '4';
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when EFFECT_BLINK => format (2) := '5';
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when EFFECT_REVERSE => format (2) := '7';
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when others => format (2) := '0';
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end case;
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case colour is
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when COLOUR_GREY => format (5) := '0';
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when COLOUR_RED => format (5) := '1';
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when COLOUR_GREEN => format (5) := '2';
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when COLOUR_YELLOW => format (5) := '3';
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when COLOUR_BLUE => format (5) := '4';
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when COLOUR_PINK => format (5) := '5';
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when COLOUR_CYAN => format (5) := '6';
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when COLOUR_WHITE => format (5) := '7';
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when others => format (5) := '7';
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end case;
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put (CHARACTER_ESCAPE & format);
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end put_colour;
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procedure put_cancel is
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begin
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put (CHARACTER_ESCAPE & "[0m");
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end put_cancel;
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procedure put_bar is
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begin
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put_colour (COLOUR_GREY, EFFECT_BOLD);
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put (" | ");
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put_cancel;
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end put_bar;
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procedure put_base (code : long_range := 0;
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base : natural := 0;
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count : natural := 0;
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align : character := ' ';
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colour : colour_type := COLOUR_WHITE;
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effect : effect_type := EFFECT_NORMAL) is
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digit_array : string (1 .. 16) := "0123456789ABCDEF";
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format : string (1 .. 16) := " ";
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length : natural := 1;
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modify : natural := natural (code);
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begin
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put_bar;
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put_colour (colour, effect);
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if code = 0 then
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put_align (count - 1, align);
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put ("0");
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put_cancel;
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return;
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end if;
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while modify > 0
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loop
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format (length) := digit_array ((modify mod base) + 1);
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length := length + 1;
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modify := modify / base;
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end loop;
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put_align (count - length + 1, align);
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while length > 1
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loop
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put (format (length - 1));
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length := length - 1;
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end loop;
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put_cancel;
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end put_base;
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procedure put_code (code : long_range := 0;
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colour : colour_type := COLOUR_WHITE;
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effect : effect_type := EFFECT_NORMAL) is
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code_name : constant short_code_type := (
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"NUL", "SOH", "STX", "ETX", "EOT", "ENQ", "ACK", "BEL", "BS ", "HT ", "LF ", "VT ", "FF ", "CR ", "SO ", "SI ",
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"DLE", "DC1", "DC2", "DC3", "DC4", "NAK", "SYN", "ETB", "CAN", "EM ", "SUB", "ESC", "FS ", "GS ", "RS ", "US "
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);
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begin
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put_bar;
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put_colour (colour, effect);
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if code = 2 ** 7 - 1 then
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put ("DEL");
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put_cancel;
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return;
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end if;
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if code < 2 ** 5 then
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put (code_name (short_range (code)));
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else
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put (character'val (natural (code)));
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put (" ");
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end if;
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put_cancel;
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end put_code;
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procedure put_name (code : long_range := 0;
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colour : colour_type := COLOUR_WHITE;
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effect : effect_type := EFFECT_NORMAL) is
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code_name : constant long_code_type := (
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"Null ", "Start of heading ", "Start of text ", "End of text ",
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"End of transmission ", "Enquiry ", "Acknowledge ", "Bell ",
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"Backspace ", "Horizontal tab ", "Line feed ", "Vertical tab ",
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"Form feed ", "Carriage return ", "Shift out ", "Shift in ",
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"Data link escape ", "Device control 1 ", "Device control 2 ", "Device control 3 ",
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"Device control 4 ", "Negative acknowledge ", "Synchronous idle ", "End transmission block ",
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"Cancel ", "End of medium ", "Substitute ", "Escape ",
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"File separator ", "Group separator ", "Record separator ", "Unit separator ",
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"Space ", "Exclamation mark ", "Speech mark ", "Number sign ",
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"Dollar sign ", "Percent ", "Ampersand ", "Quote ",
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"Open parenthesis ", "Close parenthesis ", "Asterisk ", "Plus ",
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"Comma ", "Minus ", "Period ", "Slash ",
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"Zero ", "One ", "Two ", "Three ",
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"Four ", "Five ", "Six ", "Seven ",
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"Eight ", "Nine ", "Colon ", "Semicolon ",
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"Open angled bracket ", "Equal ", "Close angled bracket ", "Question mark ",
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"At sign ", "Uppercase A ", "Uppercase B ", "Uppercase C ",
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"Uppercase D ", "Uppercase E ", "Uppercase F ", "Uppercase G ",
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"Uppercase H ", "Uppercase I ", "Uppercase J ", "Uppercase K ",
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"Uppercase L ", "Uppercase M ", "Uppercase N ", "Uppercase O ",
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"Uppercase P ", "Uppercase Q ", "Uppercase R ", "Uppercase S ",
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"Uppercase T ", "Uppercase U ", "Uppercase V ", "Uppercase W ",
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"Uppercase X ", "Uppercase Y ", "Uppercase Z ", "Opening bracket ",
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"Backslash ", "Closing bracket ", "Caret ", "Underscore ",
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"Grave ", "Lowercase a ", "Lowercase b ", "Lowercase c ",
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"Lowercase d ", "Lowercase e ", "Lowercase f ", "Lowercase g ",
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"Lowercase h ", "Lowercase i ", "Lowercase j ", "Lowercase k ",
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"Lowercase l ", "Lowercase m ", "Lowercase n ", "Lowercase o ",
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"Lowercase p ", "Lowercase q ", "Lowercase r ", "Lowercase s ",
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"Lowercase t ", "Lowercase u ", "Lowercase v ", "Lowercase w ",
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"Lowercase x ", "Lowercase y ", "Lowercase z ", "Opening brace ",
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"Vertical bar ", "Closing brace ", "Tilde ", "Delete "
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);
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begin
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put_bar;
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put_colour (colour, effect);
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put (code_name (code));
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put_cancel;
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end put_name;
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begin
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for code in long_range
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loop
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put_base (code, 2, 7, '0', COLOUR_WHITE, EFFECT_NORMAL);
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put_base (code, 8, 3, '0', COLOUR_CYAN, EFFECT_NORMAL);
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put_base (code, 10, 3, ' ', COLOUR_CYAN, EFFECT_ITALIC);
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put_base (code, 16, 2, '0', COLOUR_CYAN, EFFECT_BOLD);
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put_code (code, COLOUR_BLUE, EFFECT_BOLD);
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put_name (code, COLOUR_PINK, EFFECT_NORMAL);
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if code mod 2 = 1 then
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new_line;
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end if;
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end loop;
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return (0);
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end xscii;
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