[ < ] [ > ]   [ << ] [ Up ] [ >> ]         [Top] [Contents] [Index] [ ? ]

4.8.3 Grob Handling

1D704 GROB! ( grob1 grob2 #x #y → )
Stores grob1 into grob2. Bang type.
3F632 GROB+# ( flag grob1 grob2 #x #y → grob' )
Inserts grob2 into the specified position of grob1, using OR (if flag is TRUE) or XOR (if flag is FALSE). Does all necessary checks first.
1DAF8 GROB!ZERO ( grob #x1 #y1 #x2 #y2 → grob' )
Blanks a rectangular region of the grob. Bang type.
10105 GROB!ZERODRP ( grob #x1 #y1 #x2 #y2 → )
Blanks a rectangular region of the grob. Probably only useful if grob is the text or graphics grob (see section on display-organization). Bang type.
1D9BA SUBGROB ( grob #x1 #y1 #x2 #y2 → grob' )
Returns specified portion of grob.
1EBCA XYGROBDISP ( #x #y grob → )
Stores grob in HARDBUFF with upper left corner at (#x,#y). HARDBUFF is expanded if necessary.
1F2AE GROB>GDISP ( grob → )
Stores new graph grob.
1D622 MAKEGROB ( #height #width → grob )
Creates a blank grob.
1E5BD INVGROB ( grob → grob' )
Inverts grob data bits. Bang type.
1FCDE PIXON ( #x #y → )
Sets pixel in text grob.
1FCCF PIXOFF ( #x #y → )
Clears pixel in text grob.
1FE26 PIXON? ( #x #y → flag )
Is pixel in text grob on?
1FCB9 PIXON3 ( #x #y → )
Sets pixel in graph grob.
1FCA3 PIXOFF3 ( #x #y → )
Clears pixel in graph grob.
1FE1A PIXON?3 ( #x #y → flag )
Is pixel in graph grob on?
3F38A LINEON ( #x1 #y1 #x2 #y2 → )
Draws a line in text grob.
3F388 LINEOFF ( #x1 #y1 #x2 #y2 → )
Clears a line in text grob.
3F3D0 TOGLINE ( #x1 #y1 #x2 #y2 → )
Toggles a line in text grob.
3F38B LINEON3 ( #x1 #y1 #x2 #y2 → )
Draws a line in graph grob.
3F389 LINEOFF3 ( #x1 #y1 #x2 #y2 → )
Clears a line in graph grob.
3F689 TOGLINE3 ( #x1 #y1 #x2 #y2 → )
Toggles a line in graph grob.
3F338 DOLCD> ( → grob )
Returns current display.


[ < ] [ > ]   [ << ] [ Up ] [ >> ]         [Top] [Contents] [Index] [ ? ]

This document was generated by Carsten Dominik on May, 30 2005 using texi2html