Copyright (C) 1992, Digital Equipment Corporation
All rights reserved.
See the file COPYRIGHT for a full description.
Last modified on Sun Mar 21 16:29:11 PST 1993 by meehan
modified on Tue Jun 16 13:12:32 PDT 1992 by muller
modified on Mon Nov 12 17:20:07 1990 by jdd
INTERFACE VTextDef;
IMPORT MText, Font, VBT, VTDef;
TYPE
Pixels = INTEGER;
T = REF RECORD
regionMax: Region; (* highest-numbered region = number of
regions - 1 *)
region: ARRAY Region OF RegionRec;
closed: BOOLEAN;
vt : VTDef.T;
mtext : MText.T; (* the mutable text itself *)
vbt : VBT.T; (* the bitmap we display in *)
font : Font.T; (* the font for displaying *)
vOptions : VTDef.VOptions; (* the VOptions for the VText *)
north, height: Pixels;
west : Pixels; (* origin of display rectangle *)
width : Pixels; (* size of display rectangle *)
leftMargin, rightMargin: Pixels; (* left and right margins *)
left : Pixels; (* = west + left margin *)
turnMargin : Pixels;
(* margin for displaying turning indicator *)
topMargin : Pixels; (* top margin of every region *)
leading : Pixels; (* how many pixels between lines *)
lineSpacing: Pixels; (* leading plus character height *)
lineOffset : Pixels;
(* how far a line's baseline is below its top *)
caretState : VTDef.OnOffState;
dividersDirty: BOOLEAN;
(* whether to redraw dividers at next Update *)
END;
RegionRec = RECORD
view : VTDef.View;
north : Pixels; (* top of region's rectangle (absolute) *)
height: Pixels; (* height of region's rectangle *)
top : Pixels; (* = north + top margin *)
nLines: INTEGER; (* number of lines displayed (computed) *)
END;
Region = [0 .. 3];
END VTextDef.