IMAGEIO: Fontchange characters don't change charposition

sources/IMAGEIO

@@ -1,12 +1,11 @@
 (DEFINE-FILE-INFO PACKAGE "INTERLISP" READTABLE "INTERLISP" BASE 10)
-
(FILECREATED "25-Sep-2021 20:58:07" 
-{DSK}<Users>kaplan>Local>medley3.5>git-medley>sources>IMAGEIO.;4
 79783  
 
-      changes to%:  (VARS IMAGEIOCOMS)
-                    (FNS \DISPLAYINIT \4DISPLAYINIT \8DISPLAYINIT \24DISPLAYINIT)
+
(FILECREATED "30-Oct-2021 19:09:48" {DSK}<Users>kaplan>Local>medley3.5>my-medley>sources>IMAGEIO.;7
 80279  
 
-      previous date%: " 2-Aug-2021 19:41:35" 
-{DSK}<Users>kaplan>Local>medley3.5>git-medley>sources>IMAGEIO.;2)
+      changes to%:  (FNS \NOIMAGE.DSPFONT)
+
+      previous date%: "25-Sep-2021 20:58:07" 
+{DSK}<Users>kaplan>Local>medley3.5>my-medley>sources>IMAGEIO.;5)
 
 
 (* ; "
@@ -756,16 +755,20 @@ Copyright (c) 1983-1991, 1993-1994, 1999, 2021 by Venue & Xerox Corporation.
                              IMDRAWPOINT _ (FUNCTION NILL])
 
 (\NOIMAGE.DSPFONT

-  [LAMBDA (STREAM FONT)
                                  (* ; "Edited 28-Oct-87 20:10 by jds")

+  [LAMBDA (STREAM FONT)
                                     (* ; "Edited 30-Oct-2021 19:09 by rmk:")


+                                                             (* ; "Edited 28-Oct-87 20:10 by jds")

 
     (* ;; "DSPFONT method for non-image streams:  Put out font-change characters.")

 
-    (LET ((OLDFONT (ffetch
 IMAGEDATA of
 STREAM)))
+    (* ;; "RMK: Save and restore CHARPOSITION")

+
+    (LET ((OLDFONT (ffetch
 (STREAM IMAGEDATA) of
 STREAM)))
          (PROG1 OLDFONT
              [AND (NEQ OLDFONT 0)
-                  (LET [(FONTN (OR (SMALLP FONT)
+                  (LET ([FONTN (OR (SMALLP FONT)
                                    (AND (type?
 FONTCLASS FONT)
                                         (fetch
 (FONTCLASS PRETTYFONT#) of
 FONT]
+                        CHARPOS)
                        (COND
                           ((AND FONTN (NEQ FONTN OLDFONT))
 
@@ -773,9 +776,11 @@ Copyright (c) 1983-1991, 1993-1994, 1999, 2021 by Venue & Xerox Corporation.
 
                            (COND
                               ((NEQ FONTN 0)
+                               (SETQ CHARPOS (FFETCH
 (STREAM CHARPOSITION) OF
 STREAM))
                                (\OUTCHAR STREAM (CONSTANT (CHCON1 FONTESCAPECHAR)))
-                               (\OUTCHAR STREAM FONTN)))
-                           (freplace
 IMAGEDATA of
 STREAM with
 FONTN])])
+                               (\OUTCHAR STREAM FONTN)
+                               (FREPLACE
 (STREAM CHARPOSITION) OF
 STREAM WITH
 CHARPOS)))
+                           (freplace
 (STREAM IMAGEDATA) of
 STREAM with
 FONTN])])
 
 (\UNIMPIMAGEOP

   [LAMBDA (STREAM OP)
                                    (* rmk%: "26-Jun-84 13:28")

@@ -904,7 +909,7 @@ Copyright (c) 1983-1991, 1993-1994, 1999, 2021 by Venue & Xerox Corporation.
 (* "FOLLOWING DEFINITIONS EXPORTED")(DECLARE%: EVAL@COMPILE
 
 (RECORD BRUSH
 (BRUSHSHAPE BRUSHSIZE BRUSHCOLOR)
-                  BRUSHSHAPE _ 'ROUND BRUSHSIZE _ 1)
+              BRUSHSHAPE _ 'ROUND BRUSHSIZE _ 1)
 )
 
 (* "END EXPORTED DEFINITIONS")
@@ -922,17 +927,18 @@ Copyright (c) 1983-1991, 1993-1994, 1999, 2021 by Venue & Xerox Corporation.
 (DECLARE%: DONTCOPY 
 (* "FOLLOWING DEFINITIONS EXPORTED")(DECLARE%: EVAL@COMPILE 
 
-(PUTPROPS IMAGEOP
 MACRO
 [ARGS (CONS 'SPREADAPPLY*
-                                            (CONS (COND
-                                                     [(EQ (CAR (LISTP (CAR ARGS)))
-                                                          'QUOTE)
-                                                      (LIST 'fetch (LIST 'IMAGEOPS (CADAR ARGS))
-                                                            'of
-                                                            (LIST 'fetch '(STREAM IMAGEOPS)
+(PUTPROPS IMAGEOP
 MACRO
 [ARGS (CONS 'SPREADAPPLY* (CONS (COND
+                                                           [(EQ (CAR (LISTP (CAR ARGS)))
+                                                                'QUOTE)
+                                                            (LIST 'fetch (LIST 'IMAGEOPS (CADAR
+                                                                                          ARGS))
                                                                   'of
-                                                                  (CADR ARGS]
-                                                     (T (HELP "IMAGEOP - OPNAME not quoted:" ARGS)))
-                                                  (CDDR ARGS])
+                                                                  (LIST 'fetch '(STREAM IMAGEOPS)
+                                                                        'of
+                                                                        (CADR ARGS]
+                                                           (T (HELP "IMAGEOP - OPNAME not quoted:" 
+                                                                    ARGS)))
+                                                        (CDDR ARGS])
 )
 (DECLARE%: EVAL@COMPILE
 
@@ -1513,24 +1519,24 @@ Copyright (c) 1983-1991, 1993-1994, 1999, 2021 by Venue & Xerox Corporation.
 (PUTPROPS IMAGEIO COPYRIGHT ("Venue & Xerox Corporation" 1983 1984 1985 1986 1987 1988 1989 1990 1991 
 1993 1994 1999 2021))
 (DECLARE%: DONTCOPY
-  (FILEMAP (NIL (3423 12180 (IMAGESTREAMP 3433 . 4265) (IMAGESTREAMTYPE 4267 . 4480) (IMAGESTREAMTYPEP 
-4482 . 5117) (OPENIMAGESTREAM 5119 . 10073) (\GOOD.DASHLST 10075 . 12178)) (12215 14512 (
-DRAWDASHEDLINE 12225 . 14510)) (14513 21853 (DSPBACKCOLOR 14523 . 14895) (DSPBOTTOMMARGIN 14897 . 
-15282) (DSPCOLOR 15284 . 15648) (DSPCLIPPINGREGION 15650 . 16355) (DSPRESET 16357 . 16637) (DSPFONT 
-16639 . 17003) (DSPLEFTMARGIN 17005 . 17386) (DSPLINEFEED 17388 . 17688) (DSPOPERATION 17690 . 18067) 
-(DSPRIGHTMARGIN 18069 . 18452) (DSPTOPMARGIN 18454 . 18833) (DSPSCALE 18835 . 19202) (DSPSPACEFACTOR 
-19204 . 19597) (DSPXPOSITION 19599 . 19904) (DSPYPOSITION 19906 . 20211) (DSPROTATE 20213 . 20508) (
-DSPPUSHSTATE 20510 . 20756) (DSPPOPSTATE 20758 . 21001) (DSPDEFAULTSTATE 21003 . 21255) (DSPSCALE2 
-21257 . 21548) (DSPTRANSLATE 21550 . 21851)) (21854 30655 (DSPNEWPAGE 21864 . 22556) (DRAWBETWEEN 
-22558 . 23260) (DRAWCIRCLE 23262 . 23758) (DRAWARC 23760 . 24277) (DRAWCURVE 24279 . 24956) (
-DRAWELLIPSE 24958 . 25744) (DRAWLINE 25746 . 26136) (DRAWPOLYGON 26138 . 26593) (DRAWPOINT 26595 . 
-27014) (FILLPOLYGON 27016 . 27582) (DRAWTO 27584 . 28002) (FILLCIRCLE 28004 . 28227) (MOVETO 28229 . 
-28593) (RELDRAWTO 28595 . 29512) (BITMAPIMAGESIZE 29514 . 29685) (SCALEDBITBLT 29687 . 30653)) (30656 
-37695 (\DRAWPOINT.GENERIC 30666 . 31013) (\DRAWPOLYGON.GENERIC 31015 . 33323) (\DRAWCIRCLE.GENERIC 
-33325 . 34983) (\DRAWELLIPSE.GENERIC 34985 . 37693)) (37696 43082 (\IMAGEIOINIT 37706 . 41839) (
-\NOIMAGE.DSPFONT 41841 . 42916) (\UNIMPIMAGEOP 42918 . 43080)) (43205 46329 (INSURE.BRUSH 43215 . 
-44589) (BRUSHP 44591 . 45381) (\POSSIBLECOLOR 45383 . 45934) (NEGSHADE 45936 . 46327)) (46885 47569 (
-DASHINGP 46895 . 47225) (INSURE.DASHING 47227 . 47567)) (58050 78596 (\DisplayEventFn 58060 . 58570) (
-\DISPLAYINIT 58572 . 64155) (\4DISPLAYINIT 64157 . 68858) (\8DISPLAYINIT 68860 . 73563) (
-\24DISPLAYINIT 73565 . 78337) (\DISPLAYSTREAMTYPEBPP 78339 . 78594)))))
+  (FILEMAP (NIL (3343 12100 (IMAGESTREAMP 3353 . 4185) (IMAGESTREAMTYPE 4187 . 4400) (IMAGESTREAMTYPEP 
+4402 . 5037) (OPENIMAGESTREAM 5039 . 9993) (\GOOD.DASHLST 9995 . 12098)) (12135 14432 (DRAWDASHEDLINE 
+12145 . 14430)) (14433 21773 (DSPBACKCOLOR 14443 . 14815) (DSPBOTTOMMARGIN 14817 . 15202) (DSPCOLOR 
+15204 . 15568) (DSPCLIPPINGREGION 15570 . 16275) (DSPRESET 16277 . 16557) (DSPFONT 16559 . 16923) (
+DSPLEFTMARGIN 16925 . 17306) (DSPLINEFEED 17308 . 17608) (DSPOPERATION 17610 . 17987) (DSPRIGHTMARGIN 
+17989 . 18372) (DSPTOPMARGIN 18374 . 18753) (DSPSCALE 18755 . 19122) (DSPSPACEFACTOR 19124 . 19517) (
+DSPXPOSITION 19519 . 19824) (DSPYPOSITION 19826 . 20131) (DSPROTATE 20133 . 20428) (DSPPUSHSTATE 20430
+ . 20676) (DSPPOPSTATE 20678 . 20921) (DSPDEFAULTSTATE 20923 . 21175) (DSPSCALE2 21177 . 21468) (
+DSPTRANSLATE 21470 . 21771)) (21774 30575 (DSPNEWPAGE 21784 . 22476) (DRAWBETWEEN 22478 . 23180) (
+DRAWCIRCLE 23182 . 23678) (DRAWARC 23680 . 24197) (DRAWCURVE 24199 . 24876) (DRAWELLIPSE 24878 . 25664
+) (DRAWLINE 25666 . 26056) (DRAWPOLYGON 26058 . 26513) (DRAWPOINT 26515 . 26934) (FILLPOLYGON 26936 . 
+27502) (DRAWTO 27504 . 27922) (FILLCIRCLE 27924 . 28147) (MOVETO 28149 . 28513) (RELDRAWTO 28515 . 
+29432) (BITMAPIMAGESIZE 29434 . 29605) (SCALEDBITBLT 29607 . 30573)) (30576 37615 (\DRAWPOINT.GENERIC 
+30586 . 30933) (\DRAWPOLYGON.GENERIC 30935 . 33243) (\DRAWCIRCLE.GENERIC 33245 . 34903) (
+\DRAWELLIPSE.GENERIC 34905 . 37613)) (37616 43413 (\IMAGEIOINIT 37626 . 41759) (\NOIMAGE.DSPFONT 41761
+ . 43247) (\UNIMPIMAGEOP 43249 . 43411)) (43536 46660 (INSURE.BRUSH 43546 . 44920) (BRUSHP 44922 . 
+45712) (\POSSIBLECOLOR 45714 . 46265) (NEGSHADE 46267 . 46658)) (47216 47900 (DASHINGP 47226 . 47556) 
+(INSURE.DASHING 47558 . 47898)) (58546 79092 (\DisplayEventFn 58556 . 59066) (\DISPLAYINIT 59068 . 
+64651) (\4DISPLAYINIT 64653 . 69354) (\8DISPLAYINIT 69356 . 74059) (\24DISPLAYINIT 74061 . 78833) (
+\DISPLAYSTREAMTYPEBPP 78835 . 79090)))))
 STOP