diff options
Diffstat (limited to 'system/std.zusatz/1.7.5/src/font convertor 9')
| -rw-r--r-- | system/std.zusatz/1.7.5/src/font convertor 9 | 1065 |
1 files changed, 1065 insertions, 0 deletions
diff --git a/system/std.zusatz/1.7.5/src/font convertor 9 b/system/std.zusatz/1.7.5/src/font convertor 9 new file mode 100644 index 0000000..22ce9af --- /dev/null +++ b/system/std.zusatz/1.7.5/src/font convertor 9 @@ -0,0 +1,1065 @@ +PACKET font convertor (* Autor : Rudolf Ruland *)
+ (* Stand : 11.07.86 *)
+ DEFINES create font table , (* Version 9 *)
+ add fonts,
+ create font file :
+
+
+LET t tag = 1,
+ t bold = 2,
+ t number = 3,
+ t text = 4,
+ t operator = 5,
+ t delimiter = 6,
+ t end of file = 7,
+
+ nil modus = 0,
+ font table modus = 1,
+ font modus = 2,
+ extension modus = 3,
+
+ x unit = 1,
+ y unit = 2,
+ on string = 3,
+ off string = 4,
+ indentation pitch = 5,
+ font lead = 6,
+ font height = 7,
+ font depth = 8,
+ larger font = 9,
+ smaller font = 10,
+ font string = 11,
+ y off sets = 12,
+ bold off set = 13;
+
+THESAURUS VAR names, english identification := empty thesaurus,
+ german identification := empty thesaurus;
+
+insert (english identification, "xunit");
+insert (english identification, "yunit");
+insert (english identification, "onstring");
+insert (english identification, "offstring");
+insert (english identification, "indentationpitch");
+insert (english identification, "fontlead");
+insert (english identification, "fontheight");
+insert (english identification, "fontdepth");
+insert (english identification, "nextlargerfont");
+insert (english identification, "nextsmallerfont");
+insert (english identification, "fontstring");
+insert (english identification, "yoffsets");
+insert (english identification, "boldoffset");
+
+insert (german identification, "xeinheit");
+insert (german identification, "yeinheit");
+insert (german identification, "onsequenz");
+insert (german identification, "offsequenz");
+insert (german identification, "einrueckbreite");
+insert (german identification, "durchschuss");
+insert (german identification, "fonthoehe");
+insert (german identification, "fonttiefe");
+insert (german identification, "groessererfont");
+insert (german identification, "kleinererfont");
+insert (german identification, "fontsequenz");
+insert (german identification, "yverschiebungen");
+insert (german identification, "boldverschiebung");
+
+INT VAR modus, last modus, symbol type, int symbol, pitch,
+ identification nr, link nr, extension code 1,
+ char code 1, char code, char pos, vorzeichen,
+ replacements length, index;
+TEXT VAR symbol, font table name, replacement, char, buffer, z;
+BOOL VAR english;
+FILE VAR file, font file;
+
+(*****************************************************************)
+
+LET max fonts = 50,
+ max extensions = 120,
+ font table type = 3009,
+
+ FONTTABLE = STRUCT (
+
+ THESAURUS font names,
+
+ TEXT replacements, font name links,
+ extension chars, extension indexes,
+
+ ROW 4 TEXT on strings, off strings,
+
+ REAL x unit, y unit,
+
+ ROW 256 INT replacements table,
+
+ INT last font, last extension
+
+ ROW max fonts STRUCT (
+ TEXT font string, font name indexes, replacements,
+ extension chars, extension indexes, y offsets,
+ ROW 256 INT pitch table, replacements table,
+ INT indentation pitch, font lead, font height, font depth,
+ next larger font, next smaller font, bold offset ) fonts ,
+
+ ROW max extensions STRUCT (
+ TEXT replacements,
+ ROW 256 INT pitch table, replacements table,
+ INT std pitch ) extensions ,
+
+ );
+
+BOUND FONTTABLE VAR font table;
+
+DATASPACE VAR ds;
+
+INT VAR font nr, extension nr;
+
+. font : font table. fonts (font nr)
+. extension : font table. extensions (extension nr)
+. line nr : line no (file) - 1
+.;
+
+(*****************************************************************)
+
+
+PROC create font table :
+
+ create font table (last param)
+
+END PROC create font table;
+
+
+PROC create font table (TEXT CONST font file) :
+
+file := sequential file (input, font file);
+disable stop;
+ds := nilspace;
+modus := nil modus;
+load;
+IF is error THEN error (errormessage) FI;
+forget (ds);
+
+END PROC create font table;
+
+
+PROC add fonts (TEXT CONST font tab name, font file) :
+
+file := sequential file (input, font file);
+font table name := font tab name;
+change all (font table name, " ", "");
+IF NOT exists (font table name) COR type (old (font table name)) <> font table type
+ THEN errorstop ("Fonttabelle """ + font table name + """ gibt es nicht")
+FI;
+disable stop;
+ds := old (font table name);
+fonttable := ds;
+modus := font modus;
+font nr := fonttable. last font;
+extension nr := fonttable. last extension;
+load;
+IF is error THEN error (errormessage) FI;
+forget (ds);
+
+END PROC add fonts;
+
+
+PROC load :
+
+enable stop;
+initialize loading;
+REP get kennung;
+ get identification;
+ get char specifications;
+UNTIL eof (file) OR symbol type = t end of file PER;
+font table found;
+
+. initialize loading :
+ scan (file);
+ get next symbol;
+
+. font table found :
+ IF font nr = 0
+ THEN errorstop ("Fonts zur Fonttabelle """
+ + font table name + """ fehlen");
+ ELSE font table. last font := font nr;
+ font table. last extension := extension nr;
+ forget (font table name, quiet);
+ copy (ds, font table name);
+ type (old (font table name), font table type);
+ forget (ds); ds := nilspace;
+ FI;
+
+. get next symbol :
+ next symbol (file, symbol, symbol type);
+
+. get semicolon :
+ get next symbol;
+ IF symbol <> ";" OR symbol type <> t delimiter
+ THEN errorstop ("';' erwartet") FI;
+
+.
+ get kennung :
+ cout (line nr);
+ IF symbol type <> t bold
+ THEN errorstop ("Kennung erwartet") FI;
+ IF symbol = "FONTTABLE" OR symbol = "FONTTABELLE"
+ THEN initialize font table;
+ get font table name;
+ ELIF symbol = "FONT"
+ THEN initialize font;
+ get font names;
+ ELIF symbol = "EXTENSION" OR symbol = "ERWEITERUNG"
+ THEN get extension char;
+ initialize extension;
+ ELIF modus = nil modus
+ THEN errorstop ("Kennung 'FONTTABLE' oder 'FONTTABELLE' zu Beginn der Datei erwartet")
+ ELSE errorstop ("unzulaessige Kennung")
+ FI;
+
+ . initialize font table :
+ IF modus <> nil modus THEN font table found FI;
+ modus := font table modus;
+ font nr := 0;
+ extension nr := 0;
+ font table := ds;
+ font table. font names := empty thesaurus;
+ font table. replacements := "";
+ font table. font name links := "";
+ font table. extension chars := "";
+ font table. extension indexes := "";
+ font table. x unit := 10.0/2.54;
+ font table. y unit := 6.0/2.54;
+ font table. replacements table := 0;
+ FOR index FROM 1 UPTO 4
+ REP font table. on strings (index) := "";
+ font table. off strings (index) := "";
+ PER;
+
+ . get font table name :
+ get name list;
+ symbol type := t text;
+ symbol := name (names, 1);
+ IF exists (symbol)
+ THEN forget (symbol);
+ IF exists (symbol)
+ THEN errorstop ("Fonttabelle existiert schon") FI;
+ FI;
+ font table name := symbol;
+
+ . initialize font :
+ IF font nr = max fonts
+ THEN errorstop ("zu viele Fonts") FI;
+ font nr INCR 1;
+ modus := font modus;
+ replacements length := LENGTH font table. replacements;
+ font. font string := "";
+ font. font name indexes := "";
+ font. replacements := "";
+ font. extension chars := "";
+ font. extension indexes := "";
+ font. y offsets := ""0""0"";
+ font. indentation pitch := int (font table. x unit * 2.54 / 10.0);
+ font. font lead := 0;
+ font. font height := int (font table. y unit * 2.54 / 6.0);
+ font. font depth := 0;
+ font. next larger font := 0;
+ font. next smaller font := 0;
+ font. bold offset := 0;
+ font. pitch table := font. indentation pitch;
+ font. replacements table := font table. replacements table;
+ FOR index FROM 1 UPTO LENGTH font table. extension chars
+ REP font. replacements table
+ ( code (font table. extension chars SUB index) + 1 ) := maxint;
+ PER;
+
+ . get font names :
+ get name list;
+ index := 0;
+ symbol type := t text;
+ WHILE next font name
+ REP link nr := link (font table. font names, symbol);
+ IF link nr = 0
+ THEN insert (font table. font names, symbol, link nr);
+ font table. font name links CAT font nr;
+ ELIF (font table. font name links ISUB link nr) = 0
+ THEN replace (font table. font name links, link nr, font nr);
+ ELSE errorstop ("Font existiert in Fonttabelle """
+ + font table name + """ schon")
+ FI;
+ font. font name indexes CAT link nr;
+ PER;
+
+ . next font name :
+ get (names, symbol, index);
+ symbol <> ""
+
+ . get extension char :
+ get name list;
+ symbol type := t text;
+ symbol := name (names, 1);
+ IF LENGTH symbol <> 1
+ THEN errorstop ("nur ein Zeichen bei Erweiterung erlaubt") FI;
+ extension code 1 := code (symbol) + 1;
+ IF NOT is kanji esc (symbol)
+ THEN errorstop ("ESC-Zeichen erwartet") FI;
+
+ . initialize extension :
+ IF NOT two bytes
+ THEN errorstop ("Erweiterungen nur im zwei-Byte-Modus erlaubt") FI;
+ IF extension nr = max extensions
+ THEN errorstop ("zu viele Erweiterungen") FI;
+ extension nr INCR 1;
+ IF modus <> extension modus THEN last modus := modus FI;
+ modus := extension modus;
+ IF last modus = font table modus
+ THEN initalize font table extension
+ ELSE initalize font extension
+ FI;
+
+ . initalize font table extension :
+ IF pos (font table. extension chars, symbol) <> 0
+ THEN errorstop ("Erweiterung wurde schon definiert") FI;
+ extension. replacements := "";
+ extension. std pitch := 0;
+ extension. pitch table := 0;
+ extension. replacements table := 0;
+ font table. extension chars CAT symbol;
+ font table. extension indexes CAT extension nr;
+ font table. replacements table (extension code 1) := max int;
+ replacements length := 0;
+
+ . initalize font extension :
+ IF pos (font. extension chars, symbol) <> 0
+ THEN errorstop ("Erweiterung wurde schon definiert") FI;
+ extension. replacements := "";
+ extension. std pitch := font. pitch table (extension code 1) XOR (-maxint-1);
+ extension. pitch table := extension. std pitch;
+ font. extension chars CAT symbol;
+ font. extension indexes CAT extension nr;
+ char pos := pos (font table. extension chars, symbol);
+ IF char pos <> 0
+ THEN index := font table. extension indexes ISUB char pos;
+ extension. replacements table :=
+ font table. extensions (index). replacements table;
+ replacements length :=
+ LENGTH font table. extensions (index). replacements;
+ font. replacements table (extension code 1) := max int;
+ ELSE extension. replacements table := 0;
+ replacements length := 0;
+ FI;
+
+.
+ get identification :
+ WHILE identification found
+ REP cout (line nr);
+ determine identification link nr;
+ select identification;
+ PER;
+
+ . identification found :
+ get next symbol;
+ symbol type = t tag
+
+ . determine identification link nr :
+ identification nr := link (english identification, symbol);
+ english := TRUE;
+ IF identification nr = 0
+ THEN identification nr := link (german identification, symbol);
+ english := FALSE;
+ IF identification nr = 0
+ THEN errorstop ("unzulaesige Identifikation") FI;
+ FI;
+
+ . select identification :
+ get next symbol;
+ IF symbol <> "=" OR symbol type <> t operator
+ THEN errorstop ("'=' nach Identifikation fehlt") FI;
+ get next symbol;
+ SELECT identification nr OF
+ CASE x unit : x unit found
+ CASE y unit : y unit found
+ CASE on string : on string found
+ CASE off string : off string found
+ CASE indentation pitch : indentation pitch found
+ CASE font lead : font lead found
+ CASE font height : font height found
+ CASE font depth : font depth found
+ CASE larger font : larger font found
+ CASE smaller font : smaller font found
+ CASE font string : font string found
+ CASE y offsets : y offsets found
+ CASE bold offset : bold offset found
+ END SELECT;
+
+ . x unit found :
+ check modus (font table modus);
+ font table. x unit := real (symbol);
+ IF NOT last conversion ok
+ THEN IF english
+ THEN errorstop ("REAL-Denoter nach 'x unit' erwartet")
+ ELSE errorstop ("REAL-Denoter nach 'x einheit' erwartet")
+ FI;
+ FI;
+ get semicolon;
+
+ . y unit found :
+ check modus (font table modus);
+ font table. y unit := real (symbol);
+ IF NOT last conversion ok
+ THEN IF english
+ THEN errorstop ("REAL-Denoter nach 'y unit' erwartet")
+ ELSE errorstop ("REAL-Denoter nach 'y einheit' erwartet")
+ FI;
+ FI;
+ get semicolon;
+
+ . on string found :
+ check modus (font table modus);
+ FOR index FROM 1 UPTO 4
+ REP IF symbol type <> t text
+ THEN IF english
+ THEN errorstop ("TEXT-Denoter nach 'on string' erwartet")
+ ELSE errorstop ("TEXT-Denoter nach 'on sequenz' erwartet")
+ FI;
+ FI;
+ font table. on strings (index) := symbol;
+ get next symbol;
+ IF (symbol <> "," AND symbol <> ";") OR symbol type <> t delimiter
+ THEN errorstop ("',' oder ';' in Liste erwartet") FI;
+ IF symbol = ";" THEN LEAVE on string found FI;
+ IF index = 4 THEN errorstop ("';' erwartet") FI;
+ get next symbol;
+ PER;
+
+ . off string found :
+ check modus (font table modus);
+ FOR index FROM 1 UPTO 4
+ REP IF symbol type <> t text
+ THEN IF english
+ THEN errorstop ("TEXT-Denoter nach 'off string' erwartet")
+ ELSE errorstop ("TEXT-Denoter nach 'off sequenz' erwartet")
+ FI;
+ FI;
+ font table. off strings (index) := symbol;
+ get next symbol;
+ IF (symbol <> "," AND symbol <> ";") OR symbol type <> t delimiter
+ THEN errorstop ("',' oder ';' in Liste erwartet") FI;
+ IF symbol = ";" THEN LEAVE off string found FI;
+ IF index = 4 THEN errorstop ("';' erwartet") FI;
+ get next symbol;
+ PER;
+
+ . indentation pitch found :
+ check modus (font modus);
+ font. indentation pitch := int (symbol);
+ IF NOT last conversion ok
+ THEN IF english
+ THEN errorstop ("INT-Denoter nach 'indentation pitch' erwartet")
+ ELSE errorstop ("INT-Denoter nach 'einrueckbreite' erwartet")
+ FI;
+ FI;
+ font. pitch table := font. indentation pitch;
+ get semicolon;
+
+ . font lead found :
+ check modus (font modus);
+ font. font lead := int (symbol);
+ IF NOT last conversion ok
+ THEN IF english
+ THEN errorstop ("INT-Denoter nach 'font lead' erwartet")
+ ELSE errorstop ("INT-Denoter nach 'durchschuss' erwartet")
+ FI;
+ FI;
+ get semicolon;
+
+ . font height found :
+ check modus (font modus);
+ font. font height := int (symbol);
+ IF NOT last conversion ok
+ THEN IF english
+ THEN errorstop ("INT-Denoter nach 'font height' erwartet")
+ ELSE errorstop ("INT-Denoter nach 'fonthoehe' erwartet")
+ FI;
+ FI;
+ get semicolon;
+
+ . font depth found :
+ check modus (font modus);
+ font. font depth := int (symbol);
+ IF NOT last conversion ok
+ THEN IF english
+ THEN errorstop ("INT-Denoter nach 'font depth' erwartet")
+ ELSE errorstop ("INT-Denoter nach 'fonttiefe' erwartet")
+ FI;
+ FI;
+ get semicolon;
+
+ . larger font found :
+ check modus (font modus);
+ IF symbol type <> t text
+ THEN IF english
+ THEN errorstop ("TEXT-Denoter nach 'next larger font' erwartet")
+ ELSE errorstop ("TEXT-Denoter nach 'groesserer font' erwartet")
+ FI;
+ FI;
+ determine link nr;
+ font. next larger font := link nr;
+ get semicolon;
+
+ . smaller font found :
+ check modus (font modus);
+ IF symbol type <> t text
+ THEN IF english
+ THEN errorstop ("TEXT-Denoter nach 'next smaller font' erwartet")
+ ELSE errorstop ("TEXT-Denoter nach 'kleinerer font' erwartet")
+ FI;
+ FI;
+ determine link nr;
+ font. next smaller font := link nr;
+ get semicolon;
+
+ . determine link nr :
+ change all (symbol, " ", "");
+ IF symbol = ""
+ THEN link nr := 0
+ ELSE link nr := link (font table. font names, symbol);
+ IF link nr = 0
+ THEN insert (font table. font names, symbol, link nr);
+ font table. font name links CAT 0;
+ FI;
+ FI;
+
+ . font string found :
+ check modus (font modus);
+ IF symbol type <> t text
+ THEN IF english
+ THEN errorstop ("TEXT-Denoter nach 'font string' erwartet")
+ ELSE errorstop ("TEXT-Denoter nach 'fontsequenz' erwartet")
+ FI;
+ FI;
+ font. font string := symbol;
+ get semicolon;
+
+ . y offsets found :
+ check modus (font modus);
+ font. y offsets := "";
+ REP IF symbol = "-" AND symbol type = t operator
+ THEN vorzeichen := -1;
+ get next symbol;
+ ELSE vorzeichen := 1;
+ FI;
+ int symbol := vorzeichen * int (symbol);
+ IF NOT last conversion ok
+ THEN IF english
+ THEN errorstop ("INT-Denoter nach 'y offsets' erwartet")
+ ELSE errorstop ("INT-Denoter nach 'y verschiebungen' erwartet")
+ FI;
+ FI;
+ font. y offsets CAT int symbol;
+ get next symbol;
+ IF (symbol <> "," AND symbol <> ";") OR symbol type <> t delimiter
+ THEN errorstop ("',' oder ';' in Liste erwartet") FI;
+ IF symbol = ";" THEN LEAVE y offsets found FI;
+ get next symbol;
+ PER;
+
+ . bold offset found :
+ check modus (font modus);
+ IF symbol = "-" AND symbol type = t operator
+ THEN vorzeichen := -1;
+ get next symbol;
+ ELSE vorzeichen := 1;
+ FI;
+ font. bold offset := vorzeichen * int (symbol);
+ IF NOT last conversion ok
+ THEN IF english
+ THEN errorstop ("INT-Denoter nach 'bold offset' erwartet")
+ ELSE errorstop ("INT-Denoter nach 'bold verschiebungen' erwartet")
+ FI;
+ FI;
+ get semicolon;
+
+.
+ get char specifications :
+ WHILE char found
+ REP cout (line nr);
+ char specification;
+ get next symbol;
+ PER;
+
+ . char found :
+ symbol type = t text
+
+ . char specification :
+ IF LENGTH symbol <> 1
+ THEN errorstop ("nur ein Zeichen bei Zeichenangabe erlaubt") FI;
+ char := symbol;
+ char code 1 := code (char) + 1;
+ look for specification;
+ look for specification;
+ get semicolon;
+
+ . look for specification :
+ get next symbol;
+ IF symbol = ";" AND symbol type = t delimiter
+ THEN LEAVE char specification
+ ELIF symbol = "," AND symbol type = t delimiter
+ THEN get specification
+ ELSE errorstop ("',' oder ';' bei Zeichenspezifikation erwartet")
+ FI;
+
+ . get specification :
+ get next symbol;
+ IF symbol type = t number
+ THEN pitch specification;
+ ELIF symbol type = t text
+ THEN replacement specification
+ ELSE errorstop ("unzulaessiger Wert bei Zeichenspezifikation")
+ FI;
+
+ . pitch specification :
+ int symbol := int (symbol);
+ IF NOT last conversion ok
+ THEN errorstop ("INT-Denoter bei Breitenangabe erwartet") FI;
+ IF modus = font modus
+ THEN font. pitch table (char code 1) := int symbol;
+ IF is kanji esc (char)
+ THEN set bit (font. pitch table (char code 1), 15) FI;
+ ELIF modus = extension modus
+ THEN IF last modus = font modus AND
+ font. pitch table (extension code 1) <> max int
+ THEN font. pitch table (extension code 1) := max int FI;
+ extension. pitch table (char code 1) := int symbol;
+ FI;
+
+ . replacement specification :
+ IF LENGTH symbol > 255
+ THEN errorstop ("Ersatzdarstellungen duerfen nur 255 Zeichen haben") FI;
+ IF modus = font table modus
+ THEN font table. replacements table (char code 1) :=
+ (LENGTH font table. replacements + 1);
+ font table. replacements CAT code (LENGTH symbol);
+ font table. replacements CAT symbol;
+ IF is kanji esc (char)
+ THEN set bit (font table. replacements table (char code 1), 15) FI;
+ ELIF modus = font modus
+ THEN font. replacements table (char code 1) :=
+ (replacements length + LENGTH font. replacements + 1);
+ font. replacements CAT code (LENGTH symbol);
+ font. replacements CAT symbol;
+ IF is kanji esc (char)
+ THEN set bit (font. replacements table (char code 1), 15) FI;
+ ELIF modus = extension modus
+ THEN IF last modus = font modus AND
+ font. replacements table (extension code 1) <> max int
+ THEN font. replacements table (extension code 1) := max int FI;
+ extension. replacements table (char code 1) :=
+ (replacements length + LENGTH extension. replacements + 1);
+ extension. replacements CAT code (LENGTH symbol);
+ extension. replacements CAT symbol;
+ FI;
+
+END PROC load;
+
+
+PROC get name list :
+
+ names := empty thesaurus;
+ get next symbol;
+ IF symbol <> ":" OR symbol type <> t delimiter
+ THEN errorstop ("':' nach Kennung erwartet") FI;
+ REP get next symbol;
+ change all (symbol, " ", "");
+ IF symbol type <> t text
+ THEN errorstop ("TEXT-Denoter in Namesliste erwartet") FI;
+ IF symbol = ""
+ THEN errorstop ("'niltext' als Name nicht erlaubt") FI;
+ insert (names, symbol);
+ get next symbol;
+ IF (symbol <> "," AND symbol <> ";") OR symbol type <> t delimiter
+ THEN errorstop ("',' oder ';' in Liste erwartet") FI;
+ UNTIL symbol = ";" PER;
+
+ . get next symbol :
+ next symbol (file, symbol, symbol type);
+
+END PROC get name list;
+
+
+OP := (ROW 256 INT VAR l, INT CONST r) :
+
+INT VAR i;
+IF modus = extension modus OR NOT two bytes
+ THEN FOR i FROM 1 UPTO 256 REP l (i) := r PER;
+ ELSE FOR i FROM 1 UPTO 129 REP l (i) := r PER;
+ FOR i FROM 130 UPTO 160 REP l (i) := r - maxint - 1 PER;
+ FOR i FROM 161 UPTO 224 REP l (i) := r PER;
+ FOR i FROM 225 UPTO 240 REP l (i) := r - maxint - 1 PER;
+ FOR i FROM 241 UPTO 256 REP l (i) := r PER;
+FI;
+
+END OP :=;
+
+
+PROC check modus (INT CONST mod) :
+
+ IF mod <> modus THEN errorstop ("unzulaessige Identifikation") FI;
+
+END PROC check modus;
+
+
+PROC error (TEXT CONST message) :
+
+(*INT CONST l := error line;*)
+ clear error;
+ errorstop ("Zeile " + text (line nr) + " bei " + letztes symbol +
+ " : " + message (* + errorline if neccessary *) );
+
+ . letztes symbol :
+ IF symbol type <> t text
+ THEN symbol
+ ELSE decode (symbol);
+ """" + symbol + """"
+ FI
+(*
+ . errorline if neccessary :
+ IF l = 0
+ THEN ""
+ ELSE " -> " + text (l)
+ FI
+*)
+END PROC error;
+
+
+(*******************************************************************)
+
+
+PROC create font file (TEXT CONST font table name, font file name) :
+
+enable stop;
+connect font table;
+put font table in font file;
+
+.
+ connect font table :
+ buffer := font table name;
+ change all (buffer, " ", "");
+ IF NOT exists (buffer) COR type (old (buffer)) <> font table type
+ THEN errorstop ("Fonttabelle """ + buffer + """ gibt es nicht")
+ FI;
+ font table := old (buffer);
+
+.
+ put font table in font file :
+ enable stop;
+ font file := sequential file (output, font file name);
+ z := " ";
+ max line length (font file, 1000);
+ put font table;
+ FOR font nr FROM 1 UPTO font table. last font REP put font PER;
+
+. put font table :
+ z CAT "FONTTABLE : """; z CAT buffer; z CAT """;"; put z;
+ z CAT " x unit = "; z CAT text (font table. x unit); z CAT ";"; put z;
+ z CAT " y unit = "; z CAT text (font table. y unit); z CAT ";"; put z;
+ z CAT " on string = """; z cat on strings; z CAT """;"; put z;
+ z CAT " off string = """; z cat off strings; z CAT """;"; put z;
+ put font table replacements;
+ put font table extensions;
+ put z;
+
+ . z cat on strings :
+ FOR index FROM 1 UPTO 4
+ REP buffer := font table. on strings (index);
+ decode (buffer);
+ z CAT buffer;
+ IF index <> 4 THEN z CAT """, """ FI;
+ PER;
+
+ . z cat off strings :
+ FOR index FROM 1 UPTO 4
+ REP buffer := font table. off strings (index);
+ decode (buffer);
+ z CAT buffer;
+ IF index <> 4 THEN z CAT """, """ FI;
+ PER;
+
+ . put font table replacements :
+ put z;
+ FOR char code FROM 0 UPTO 255
+ REP char code 1 := char code + 1;
+ link nr := font table. replacements table (char code 1);
+ reset bit (link nr, 15);
+ IF link nr > 0 AND link nr <> maxint
+ THEN z CAT " ";
+ put char code;
+ put font table replacement;
+ put z;
+ FI;
+ PER;
+
+ . put font table replacement :
+ replacement := subtext (font table. replacements, link nr + 1,
+ link nr + code (font table. replacements SUB link nr) );
+ put replacement;
+
+ . put font table extensions :
+ IF font table. extension chars <> ""
+ THEN FOR index FROM 1 UPTO LENGTH font table. extension chars
+ REP put font table extension PER;
+ FI;
+
+ . put font table extension :
+ put z;
+ z CAT " EXTENSION : """"";
+ z CAT text 3 (code (font table. extension chars SUB index));
+ z CAT """"";";
+ put z; put z;
+ replacements length := 0;
+ extension nr := font table. extension indexes ISUB index;
+ FOR char code FROM 0 UPTO 255
+ REP char code 1 := char code + 1;
+ link nr := extension. replacements table (char code 1);
+ IF link nr > 0
+ THEN z CAT " ";
+ put char code;
+ put extension replacement;
+ put z;
+ FI;
+ PER;
+
+. put font :
+ put z;
+ z CAT " FONT : "; z cat font names; z CAT ";"; put z;
+ z CAT " indentation pitch = ";
+ z CAT text(font. indentation pitch);
+ z CAT ";"; put z;
+ IF font. font lead <> 0
+ THEN z CAT " font lead = ";
+ z CAT text(font. font lead);
+ z CAT ";"; put z;
+ FI;
+ z CAT " font height = ";
+ z CAT text(font. font height);
+ z CAT ";"; put z;
+ IF font. font depth <> 0
+ THEN z CAT " font depth = ";
+ z CAT text(font. font depth);
+ z CAT ";"; put z;
+ FI;
+ IF next larger <> ""
+ THEN z CAT " next larger font = """;
+ z CAT next larger;
+ z CAT """;"; put z;
+ FI;
+ IF next smaller <> ""
+ THEN z CAT " next smaller font = """;
+ z CAT next smaller;
+ z CAT """;"; put z;
+ FI;
+ IF font. font string <> ""
+ THEN z CAT " font string = """;
+ z CAT font string;
+ z CAT """;"; put z;
+ FI;
+ IF (font. y offsets ISUB 1) <> 0 OR LENGTH font. y offsets > 2
+ THEN z CAT " y offsets = ";
+ z cat y offsets;
+ z CAT ";"; put z;
+ FI;
+ IF font. bold offset <> 0
+ THEN z CAT " bold offset = ";
+ z CAT text(font. bold offset);
+ z CAT ";"; put z;
+ FI;
+ put font pitches and replacements;
+ put font extensions;
+
+ . next larger : name (font table. font names, font. next larger font)
+ . next smaller : name (font table. font names, font. next smaller font)
+ . font string : buffer := font. font string; decode (buffer); buffer
+
+ . z cat font names :
+ z CAT """";
+ z CAT name (font table. font names, font. font name indexes ISUB 1);
+ z CAT """";
+ FOR index FROM 2 UPTO LENGTH font. font name indexes DIV 2
+ REP z CAT ", """;
+ z CAT name (font table. font names, font. font name indexes ISUB index);
+ z CAT """";
+ PER;
+
+ . z cat y offsets :
+ z CAT text (font. y offsets ISUB 1);
+ FOR index FROM 2 UPTO LENGTH font. y offsets DIV 2
+ REP z CAT ", ";
+ z CAT text (font. y offsets ISUB index);
+ PER;
+
+ . put font pitches and replacements :
+ BOOL VAR ausgabe := FALSE;
+ replacements length := LENGTH font table. replacements;
+ put z;
+ z CAT " ";
+ FOR char code FROM 0 UPTO 255
+ REP char code 1 := char code + 1;
+ pitch := font. pitch table (char code 1);
+ reset bit (pitch, 15);
+ link nr := font. replacements table (char code 1);
+ reset bit (link nr, 15);
+ IF (pitch <> font. indentation pitch) OR
+ (link nr > replacements length AND link nr <> maxint)
+ THEN put font char pitch and replacement;
+ IF ausgabe
+ THEN put z;
+ ausgabe := FALSE;
+ ELSE ausgabe := TRUE;
+ FI;
+ z CAT " ";
+ FI;
+ PER;
+ IF ausgabe THEN put z ELSE z := " " FI;
+
+ . put font char pitch and replacement :
+ put char code;
+ put font char pitch;
+ IF link nr > replacements length AND link nr <> maxint
+ THEN put font replacement;
+ IF NOT ausgabe THEN z CAT (6 - LENGTH replacement) * " " FI;
+ ELIF ausgabe
+ THEN z CAT ";"
+ ELSE z CAT "; ";
+ FI;
+
+ . put font char pitch :
+ IF pitch = max int
+ THEN char pos := pos (font. extension chars, code (char code));
+ IF char pos <> 0
+ THEN pitch := font table. extensions
+ (font. extension indexes ISUB char pos). std pitch
+ FI;
+ FI;
+ put char pitch;
+
+ . put font replacement :
+ link nr DECR replacements length;
+ replacement := subtext (font. replacements, link nr + 1,
+ link nr + code (font. replacements SUB link nr) );
+ put replacement;
+
+ . put font extensions :
+ IF font. extension chars <> ""
+ THEN FOR index FROM 1 UPTO LENGTH font. extension chars
+ REP put font extension PER;
+ FI;
+
+ . put font extension :
+ put z;
+ z CAT " ERWEITERUNG : """"";
+ z CAT text 3 (code (font. extension chars SUB index));
+ z CAT """"";";
+ put z; put z; z CAT " ";
+ detemine replacements length;
+ extension nr := font. extension indexes ISUB index;
+ ausgabe := FALSE;
+ FOR char code FROM 0 UPTO 255
+ REP char code 1 := char code + 1;
+ pitch := extension. pitch table (char code 1);
+ link nr := extension. replacements table (char code 1);
+ IF pitch <> extension. std pitch OR link nr > replacements length
+ THEN put extension char pitch and replacement;
+ IF ausgabe
+ THEN put z;
+ ausgabe := FALSE;
+ ELSE ausgabe := TRUE;
+ FI;
+ z CAT " ";
+ FI;
+ PER;
+ IF ausgabe THEN put z ELSE z := " " FI;
+
+ . detemine replacements length :
+ char pos := pos (font table. extension chars,
+ font. extension chars SUB index);
+ IF char pos <> 0
+ THEN replacements length := LENGTH font table. extensions
+ (font table. extension indexes ISUB char pos). replacements;
+ ELSE replacements length := 0;
+ FI;
+
+ . put extension char pitch and replacement :
+ put char code;
+ put char pitch;
+ IF link nr > replacements length
+ THEN put extension replacement;
+ IF NOT ausgabe THEN z CAT (6 - LENGTH replacement) * " " FI;
+ ELIF ausgabe
+ THEN z CAT ";"
+ ELSE z CAT "; ";
+ FI;
+
+. put extension replacement :
+ link nr DECR replacements length;
+ replacement := subtext (extension. replacements, link nr + 1,
+ link nr + code (extension. replacements SUB link nr) );
+ put replacement;
+
+. put char code :
+ IF (char code >= 32 AND char code <= 122) OR
+ (char code >= 214 AND char code <= 223) OR
+ char code = 124 OR char code = 126 OR char code = 251
+ THEN z CAT "(* ";
+ z CAT code (char code);
+ z CAT " *) """"";
+ ELSE z CAT " """"";
+ FI;
+ z CAT text 3 (char code);
+ z CAT """""";
+
+. put char pitch :
+ z CAT ",";
+ z CAT text (pitch, 5);
+
+. put replacement :
+ decode (replacement);
+ z CAT ", """;
+ z CAT replacement;
+ z CAT """;"
+
+END PROC create font file;
+
+
+PROC put z :
+
+ putline (font file, z);
+ cout (lines (font file));
+ z := " ";
+
+END PROC put z;
+
+
+PROC decode (TEXT VAR string) :
+
+ INT VAR p;
+ change all (string, """", """""");
+ p := pos (string, ""0"", ""31"", 1);
+ WHILE p <> 0
+ REP change (string, p, p, """" + text (code(string SUB p)) + """");
+ p := pos (string, ""0"", ""31"", p);
+ PER;
+ p := pos (string, ""127"", ""255"", 1);
+ WHILE p <> 0
+ REP change (string, p, p, """" + text (code(string SUB p)) + """");
+ p := pos (string, ""127"", ""255"", p);
+ PER;
+
+END PROC decode;
+
+
+TEXT PROC text 3 (INT CONST value) :
+
+ buffer := text (value, 3);
+ change all (buffer, " ", "0");
+ buffer
+
+END PROC text 3;
+
+END PACKET font convertor;
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