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PLOTOBJECTS
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(DEFINE-FILE-INFO PACKAGE "INTERLISP" READTABLE "INTERLISP" BASE 10)
(FILECREATED "20-May-2000 10:31:55" {DSK}<project>medley3.5>lispusers>PLOTOBJECTS.;3 98205
changes to%: (VARS PLOTOBJECTSCOMS CIRCLE CROSS)
previous date%: " 4-Nov-93 14:59:31" {DSK}<project>medley3.5>lispusers>PLOTOBJECTS.;2)
(* ; "
Copyright (c) 1985, 1986, 1987, 1993, 2000 by Xerox Corporation. All rights reserved.
")
(PRETTYCOMPRINT PLOTOBJECTSCOMS)
(RPAQQ PLOTOBJECTSCOMS
[(FNS COPYCOMPOUND COPYCURVE COPYFILLEDRECTANGLE COPYGENERIC COPYGRAPHOBJECT COPYLINE
COPYPOINT COPYPOLYGON COPYTEXT CREATECOMPOUND CREATECURVE CREATEFILLEDRECTANGLE
CREATEGRAPH CREATELINE CREATEPOINT CREATEPOLYGON CREATETEXT DISTANCETOCOMPOUND
DISTANCETOCURVE DISTANCETOFILLEDRECTANGLE DISTANCETOGRAPH DISTANCETOLINE DISTANCETOPOINT
DISTANCETOPOLYGON DISTANCETOTEXT DRAWCOMPOUNDOBJECT DRAWCURVEOBJECT
DRAWFILLEDRECTANGLEOBJECT DRAWGRAPHOBJECT DRAWLINEOBJECT DRAWPOINTOBJECT
DRAWPOLYGONOBJECT DRAWTEXTOBJECT ERASECOMPOUNDOBJECT ERASECURVEOBJECT
ERASEFILLEDRECTANGLEOBJECT ERASEGRAPHOBJECT ERASELINEOBJECT ERASEPOINTOBJECT
ERASEPOLYGONOBJECT ERASETEXTOBJECT EXTENTOFCOMPOUND EXTENTOFCURVE
EXTENTOFFILLEDRECTANGLE EXTENTOFGRAPH EXTENTOFLINE EXTENTOFPOINT EXTENTOFPOLYGON
EXTENTOFTEXT GETCOMPOUND GETCURVE GETFILLEDRECTANGLE GETGENERIC GETGRAPH GETLINE
GETPOINT GETPOLYGON GETTEXT HIGHLIGHTCOMPOUND HIGHLIGHTCURVE HIGHLIGHTFILLEDRECTANGLE
HIGHLIGHTGRAPH HIGHLIGHTLINE HIGHLIGHTPOINT HIGHLIGHTPOLYGON HIGHLIGHTTEXT LABELGENERIC
LABELPOINT LABELTEXT LOWLIGHTCOMPOUND MOVECOMPOUND MOVECURVE MOVEFILLEDRECTANGLE
MOVELINE MOVEPOINT MOVEPOLYGON MOVETEXT PLOTCOMPOUND PLOTCURVE PLOTFILLEDRECTANGLE
PLOTGRAPH PLOTLINE PLOTPOINT PLOTPOINTS PLOTPOLYGON PLOTTEXT PUTCOMPOUND PUTCURVE
PUTFILLEDRECTANGLE PUTGENERIC PUTGRAPH PUTLINE PUTPOINT PUTPOLYGON PUTTEXT)
(MACROS L1METRIC L2METRIC)
(VARS CIRCLE CROSS DASH DOT DOTDASH SHADE1 SHADE2 SHADE3 SHADE4 SHADE5 SHADE6 SHADE7 SHADE8
STAR)
(RECORDS COMPOUNDDATA CURVEDATA FILLEDRECTANGLEDATA GRAPHDATA LINEDATA PLOT.STYLE POINTDATA
POLYGONDATA TEXTDATA)
(PROP ARGNAMES PLOTCOMPOUND)
(DECLARE%: DONTEVAL@LOAD DOEVAL@COMPILE DONTCOPY (FILES (LOADCOMP)
PLOT TWODGRAPHICS))
(DECLARE%: DONTEVAL@LOAD DOEVAL@COMPILE DONTCOPY (LOCALVARS . T))
(DECLARE%: DONTEVAL@LOAD DOEVAL@COMPILE DONTCOPY COMPILERVARS (ADDVARS (NLAMA)
(NLAML)
(LAMA PLOTCOMPOUND])
(DEFINEQ
(COPYCOMPOUND
[LAMBDA (PLOTOBJECT PLOT) (* ; "Edited 5-May-87 17:45 by jop")
(* ;; "Copyfn for COMPOUND objects")
(PROG ((OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of PLOTOBJECT)))
(RETURN (create COMPOUNDDATA
COMPONENTS _ (for OBJECT in (fetch (COMPOUNDDATA COMPONENTS) of OBJECTDATA)
collect (COPYPLOTOBJECT OBJECT PLOT))
COMPOUNDTYPE _ (fetch (COMPOUNDDATA COMPOUNDTYPE) of OBJECTDATA])
(COPYCURVE
[LAMBDA (PLOTOBJECT PLOT) (* ; "Edited 5-May-87 17:46 by jop")
(* ;; "Copyfn for CURVE objects")
(PROG ((OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of PLOTOBJECT)))
(RETURN (create CURVEDATA
CURVEPOINTS _ (COPYALL (fetch (CURVEDATA CURVEPOINTS) of OBJECTDATA))
STYLE _ (COPYALL (fetch (CURVEDATA STYLE) of OBJECTDATA])
(COPYFILLEDRECTANGLE
[LAMBDA (PLOTOBJECT PLOT) (* ; "Edited 5-May-87 17:46 by jop")
(* ;; "Copyfn for FILLEDRECTANGLE objects")
(PROG ((OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of PLOTOBJECT)))
(RETURN (create FILLEDRECTANGLEDATA
OBJECTLEFT _ (fetch (FILLEDRECTANGLEDATA OBJECTLEFT) of OBJECTDATA)
OBJECTBOTTOM _ (fetch (FILLEDRECTANGLEDATA OBJECTBOTTOM) of OBJECTDATA)
OBJECTWIDTH _ (fetch (FILLEDRECTANGLEDATA OBJECTWIDTH) of OBJECTDATA)
OBJECTHEIGHT _ (fetch (FILLEDRECTANGLEDATA OBJECTHEIGHT) of OBJECTDATA)
BORDERWIDTH _ (fetch (FILLEDRECTANGLEDATA BORDERWIDTH) of OBJECTDATA)
TEXTURE _ (fetch (FILLEDRECTANGLEDATA TEXTURE) of OBJECTDATA])
(COPYGENERIC
[LAMBDA (PLOTOBJECT PLOT) (* ; "Edited 5-May-87 17:46 by jop")
(* ;; "Default COPYFN")
(HCOPYALL (fetch OBJECTDATA of PLOTOBJECT])
(COPYGRAPHOBJECT
[LAMBDA (PLOTOBJECT PLOT) (* ; "Edited 5-May-87 17:46 by jop")
(PROG ((OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of PLOTOBJECT)))
(RETURN (create GRAPHDATA
GRAPHFN _ (fetch (GRAPHDATA GRAPHFN) of OBJECTDATA)
NSAMPLES _ (fetch (GRAPHDATA NSAMPLES) of OBJECTDATA)
STYLE _ (COPYALL (fetch (GRAPHDATA STYLE) of OBJECTDATA])
(COPYLINE
[LAMBDA (PLOTOBJECT PLOT) (* ; "Edited 5-May-87 17:46 by jop")
(* ;; "Copyfn for LINE objects")
(PROG ((OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of PLOTOBJECT)))
(RETURN (create LINEDATA
INFINITESLOPE? _ (fetch (LINEDATA INFINITESLOPE?) of OBJECTDATA)
SLOPE _ (fetch (LINEDATA SLOPE) of OBJECTDATA)
CONSTANT _ (fetch (LINEDATA CONSTANT) of OBJECTDATA)
STYLE _ (COPYALL (fetch (LINEDATA STYLE) of OBJECTDATA])
(COPYPOINT
[LAMBDA (PLOTOBJECT PLOT) (* ; "Edited 5-May-87 17:46 by jop")
(* ;; "Copyfn for POINT objects")
(PROG ((OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of PLOTOBJECT)))
(RETURN (create POINTDATA
POINTPOSITION _ (COPYALL (fetch (POINTDATA POINTPOSITION) of OBJECTDATA))
SYMBOL _ (fetch (POINTDATA SYMBOL) of OBJECTDATA])
(COPYPOLYGON
[LAMBDA (PLOTOBJECT PLOT) (* ; "Edited 5-May-87 17:46 by jop")
(* ;; "Copyfn for POLYGON objects")
(PROG ((OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of PLOTOBJECT)))
(RETURN (create POLYGONDATA
POLYGONPOINTS _ (COPYALL (fetch (POLYGONDATA POLYGONPOINTS) of OBJECTDATA))
STYLE _ (COPYALL (fetch (POLYGONDATA STYLE) of OBJECTDATA])
(COPYTEXT
[LAMBDA (PLOTOBJECT PLOT) (* ; "Edited 5-May-87 17:47 by jop")
(* ;; "Copyfn for TEXT objects")
(PROG ((OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of PLOTOBJECT)))
(RETURN (create TEXTDATA
TEXTPOSITION _ (COPYALL (fetch (TEXTDATA TEXTPOSITION) of OBJECTDATA))
TEXT _ (COPYALL (fetch (TEXTDATA TEXT) of OBJECTDATA))
FONT _ (fetch (TEXTDATA FONT) of OBJECTDATA])
(CREATECOMPOUND
[LAMBDA (COMPOUNDTYPE COMPONENTS LABEL MENU) (* ; "Edited 5-May-87 17:47 by jop")
(* ;; "create a compound plot object. First is the required Compoundtype, then the components, a list of plotobjects, then the optional label,and menu")
(CREATEPLOTOBJECT COMPOUNDFNS 'COMPOUND LABEL MENU (create COMPOUNDDATA
COMPONENTS _ COMPONENTS
COMPOUNDTYPE _ COMPOUNDTYPE])
(CREATECURVE
[LAMBDA (POSITIONS LABEL STYLE MENU) (* ; "Edited 5-May-87 17:47 by jop")
(* ;; "Create a curve plot object")
(CREATEPLOTOBJECT CURVEFNS 'CURVE LABEL MENU (create CURVEDATA
CURVEPOINTS _ POSITIONS
STYLE _ (COND
((FIXP STYLE)
(create PLOT.STYLE
LINEWIDTH _ STYLE))
((LISTP STYLE)
(create PLOT.STYLE
LINEWIDTH _ (CAR STYLE)
DASHING _ (CADR STYLE)
COLOR _ (CADDR STYLE)))
(T (create PLOT.STYLE
LINEWIDTH _ 1])
(CREATEFILLEDRECTANGLE
[LAMBDA (LEFT BOTTOM WIDTH HEIGHT LABEL TEXTURE BORDERWIDTH MENU)
(* ; "Edited 5-May-87 17:47 by jop")
(* ;; "Create a filledrectangle plot object")
(if (NULL TEXTURE)
then (SETQ TEXTURE 'SHADE3))
(CREATEPLOTOBJECT FILLEDRECTANGLEFNS 'FILLEDRECTANGLE LABEL MENU
(create FILLEDRECTANGLEDATA
OBJECTLEFT _ LEFT
OBJECTBOTTOM _ BOTTOM
OBJECTWIDTH _ WIDTH
OBJECTHEIGHT _ HEIGHT
BORDERWIDTH _ (OR BORDERWIDTH 1)
TEXTURE _ TEXTURE])
(CREATEGRAPH
[LAMBDA (GRAPHFN NSAMPLES LABEL STYLE MENU) (* ; "Edited 5-May-87 17:47 by jop")
(CREATEPLOTOBJECT GRAPHFNS 'GRAPH LABEL MENU (create GRAPHDATA
GRAPHFN _ GRAPHFN
NSAMPLES _ (OR (FIXP NSAMPLES)
100)
STYLE _
(if (FIXP STYLE)
then (create PLOT.STYLE
LINEWIDTH _ STYLE)
elseif (LISTP STYLE)
then (create PLOT.STYLE
LINEWIDTH _ (CAR STYLE)
DASHING _ (CADR STYLE)
COLOR _ (CADDR STYLE))
else (create PLOT.STYLE
LINEWIDTH _ 1])
(CREATELINE
[LAMBDA (SLOPE CONSTANT LABEL STYLE MENU) (* ; "Edited 5-May-87 17:47 by jop")
(* ;; "Create a line plot object")
(CREATEPLOTOBJECT LINEFNS 'LINE LABEL MENU (create LINEDATA
INFINITESLOPE? _ (NOT SLOPE)
SLOPE _ (OR SLOPE 0.0)
CONSTANT _ CONSTANT
STYLE _ (COND
((FIXP STYLE)
(create PLOT.STYLE
LINEWIDTH _ STYLE))
((LISTP STYLE)
(create PLOT.STYLE
LINEWIDTH _ (CAR STYLE)
DASHING _ (CADR STYLE)
COLOR _ (CADDR STYLE)))
(T (create PLOT.STYLE
LINEWIDTH _ 1])
(CREATEPOINT
[LAMBDA (POSITION LABEL SYMBOL MENU) (* ; "Edited 5-May-87 17:48 by jop")
(* ;; "Create a point plot object")
(if (NULL SYMBOL)
then (SETQ SYMBOL STAR))
(CREATEPLOTOBJECT POINTFNS 'POINT LABEL MENU (create POINTDATA
POINTPOSITION _ POSITION
SYMBOL _ SYMBOL])
(CREATEPOLYGON
[LAMBDA (POSITIONS LABEL STYLE MENU) (* ; "Edited 5-May-87 17:48 by jop")
(* ;; "Create a polygon Plot object")
(CREATEPLOTOBJECT POLYGONFNS 'POLYGON LABEL MENU (create POLYGONDATA
POLYGONPOINTS _ POSITIONS
STYLE _
(if (FIXP STYLE)
then (create PLOT.STYLE
LINEWIDTH _ STYLE)
elseif (LISTP STYLE)
then (create PLOT.STYLE
LINEWIDTH _ (CAR STYLE)
DASHING _ (CADR STYLE)
COLOR _ (CADDR STYLE))
else (create PLOT.STYLE
LINEWIDTH _ 1])
(CREATETEXT
[LAMBDA (POSITION TEXT LABEL FONT MENU) (* ; "Edited 5-May-87 17:48 by jop")
(* ;; "Create a Text Plot object")
(CREATEPLOTOBJECT TEXTFNS 'TEXT LABEL MENU
(create TEXTDATA
TEXTPOSITION _ POSITION
TEXT _ TEXT
FONT _ FONT])
(DISTANCETOCOMPOUND
[LAMBDA (COMPOUNDDATA STREAMPOSITION PLOT) (* edited%: "27-Mar-86 21:25")
(PROG [(COMPONENTS (fetch (COMPOUNDDATA COMPONENTS) of (fetch OBJECTDATA of COMPOUNDDATA]
(RETURN (bind (CMIN _ (DISTANCETOPLOTOBJECT (CAR COMPONENTS)
STREAMPOSITION PLOT))
PMIN for PART in (CDR COMPONENTS) do (SETQ PMIN (DISTANCETOPLOTOBJECT PART
STREAMPOSITION PLOT))
(if (LESSP PMIN CMIN)
then (SETQ CMIN PMIN))
finally (RETURN CMIN])
(DISTANCETOCURVE
[LAMBDA (CURVEDATA STREAMPOSITION PLOT) (* edited%: "21-May-85 15:28")
(L1METRIC STREAMPOSITION (for POINT in (fetch (CURVEDATA STREAMPOINTS)
of (fetch OBJECTDATA of CURVEDATA))
smallest (L1METRIC POINT STREAMPOSITION])
(DISTANCETOFILLEDRECTANGLE
[LAMBDA (FILLEDRECTANGLE STREAMPOSITION PLOT) (* ; "Edited 5-May-87 17:48 by jop")
(PROG ((OBJECTDATA (fetch OBJECTDATA of FILLEDRECTANGLE))
(CLOSEST (CONSTANT (create POSITION)))
(STREAMX (fetch XCOORD of STREAMPOSITION))
(STREAMY (fetch YCOORD of STREAMPOSITION))
STREAMLEFT STREAMBOTTOM STREAMRIGHT STREAMTOP INSIDEFLG)
(SETQ STREAMLEFT (fetch (FILLEDRECTANGLEDATA STREAMLEFT) of OBJECTDATA))
(SETQ STREAMBOTTOM (fetch (FILLEDRECTANGLEDATA STREAMBOTTOM) of OBJECTDATA))
(SETQ STREAMRIGHT (fetch (FILLEDRECTANGLEDATA STREAMRIGHT) of OBJECTDATA))
(SETQ STREAMTOP (fetch (FILLEDRECTANGLEDATA STREAMTOP) of OBJECTDATA))
[replace XCOORD of CLOSEST
with (if (GREATERP STREAMX STREAMRIGHT)
then STREAMRIGHT
elseif (LESSP STREAMX STREAMLEFT)
then STREAMLEFT
else (if (OR (GREATERP STREAMY STREAMTOP)
(LESSP STREAMY STREAMBOTTOM))
then STREAMX
else (SETQ INSIDEFLG T)
(* ;; "Hack to deal with the case of adjacent filledrectangles. Bonus subtracted from metric if cursor inside rectangle")
(if (LESSP (IMIN (IDIFFERENCE STREAMTOP STREAMY)
(IDIFFERENCE STREAMY STREAMBOTTOM))
(IMIN (IDIFFERENCE STREAMRIGHT STREAMX)
(IDIFFERENCE STREAMX STREAMLEFT)))
then STREAMX
else (if (LESSP (IDIFFERENCE STREAMRIGHT STREAMX)
(IDIFFERENCE STREAMX STREAMLEFT))
then STREAMRIGHT
else STREAMLEFT]
[replace YCOORD of CLOSEST
with (if (GREATERP STREAMY STREAMTOP)
then STREAMTOP
elseif (LESSP STREAMY STREAMBOTTOM)
then STREAMBOTTOM
else (if (OR (GREATERP STREAMX STREAMRIGHT)
(LESSP STREAMX STREAMLEFT))
then STREAMY
else (if (LESSP (IMIN (IDIFFERENCE STREAMRIGHT STREAMX)
(IDIFFERENCE STREAMX STREAMLEFT))
(IMIN (IDIFFERENCE STREAMTOP STREAMY)
(IDIFFERENCE STREAMY STREAMBOTTOM)))
then STREAMY
else (if (LESSP (IDIFFERENCE STREAMTOP STREAMY)
(IDIFFERENCE STREAMY STREAMBOTTOM))
then STREAMTOP
else STREAMBOTTOM]
(RETURN (if INSIDEFLG
then (IDIFFERENCE (L1METRIC STREAMPOSITION CLOSEST)
2)
else (L1METRIC STREAMPOSITION CLOSEST])
(DISTANCETOGRAPH
[LAMBDA (GRAPHOBJECT STREAMPOSITION PLOT) (* jop%: "12-Dec-85 13:15")
(L1METRIC STREAMPOSITION (for POINT in (fetch (GRAPHDATA STREAMPOSITIONS)
of (fetch OBJECTDATA of GRAPHOBJECT))
smallest (L1METRIC POINT STREAMPOSITION])
(DISTANCETOLINE
[LAMBDA (LINEOBJECT STREAMPOSITION PLOT) (* ; "Edited 4-Nov-93 14:59 by rmk:")
(* ; "Edited 5-May-87 17:49 by jop")
(PROG ((X0 (fetch XCOORD of STREAMPOSITION))
(Y0 (fetch YCOORD of STREAMPOSITION))
(STREAMSLOPE (fetch STREAMSLOPE of (fetch OBJECTDATA of LINEOBJECT)))
(STREAMCONSTANT (fetch (LINEDATA STREAMCONSTANT) of (fetch OBJECTDATA
of LINEOBJECT)))
MP BP XI YI) (* ; "Assumes use of the L1metric")
(RETURN (FIXR (COND
((fetch INFINITESLOPE? of (fetch OBJECTDATA of LINEOBJECT)
)
(FABS (FDIFFERENCE X0 STREAMCONSTANT)))
((EQP STREAMSLOPE 0.0)
(FABS (FDIFFERENCE Y0 STREAMCONSTANT)))
(T (SETQ MP (FMINUS (FQUOTIENT 1.0 STREAMSLOPE)))
(SETQ BP (FDIFFERENCE Y0 (FTIMES MP X0)))
(SETQ XI (FQUOTIENT (FDIFFERENCE BP STREAMCONSTANT)
(FDIFFERENCE STREAMSLOPE MP)))
(SETQ YI (FPLUS (FTIMES MP XI)
BP))
(L1METRIC STREAMPOSITION (create POSITION
XCOORD _ XI
YCOORD _ YI])
(DISTANCETOPOINT
[LAMBDA (POINT STREAMPOSITION PLOT) (* edited%: "21-May-85 15:28")
(L1METRIC (fetch (POINTDATA STREAMPOSITION) of (fetch OBJECTDATA of POINT))
STREAMPOSITION])
(DISTANCETOPOLYGON
[LAMBDA (POLYGONDATA STREAMPOSITION PLOT) (* edited%: "21-May-85 15:32")
(L1METRIC STREAMPOSITION (for POINT in (fetch (POLYGONDATA STREAMPOINTS)
of (fetch OBJECTDATA of POLYGONDATA))
smallest (L1METRIC POINT STREAMPOSITION])
(DISTANCETOTEXT
[LAMBDA (TEXTOBJECT STREAMPOSITION PLOT) (* jop%: "12-Aug-85 13:42")
(L1METRIC (fetch (TEXTDATA STREAMPOSITION) of (fetch OBJECTDATA of TEXTOBJECT))
STREAMPOSITION])
(DRAWCOMPOUNDOBJECT
[LAMBDA (COMPOUNDOBJECT VIEWPORT PLOT) (* edited%: "27-Mar-86 21:25")
(for OBJECT in (fetch (COMPOUNDDATA COMPONENTS) of (fetch (PLOTOBJECT OBJECTDATA) of
COMPOUNDOBJECT
)) do (DRAWPLOTOBJECT OBJECT VIEWPORT
PLOT])
(DRAWCURVEOBJECT
[LAMBDA (CURVEOBJECT VIEWPORT PLOT) (* ; "Edited 5-May-87 17:49 by jop")
(* ;; "Draw a series of connected lines in VIEWPORT. Style is the line width in pixels.")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of CURVEOBJECT))
(POINTS (fetch (CURVEDATA CURVEPOINTS) of OBJECTDATA))
(STREAMPOINTS (for PT in POINTS collect (WORLDTOSTREAM PT VIEWPORT)))
(STYLE (fetch (CURVEDATA STYLE) of OBJECTDATA))
(LINEWIDTH (TIMES (DSPSCALE NIL STREAM)
(fetch (PLOT.STYLE LINEWIDTH) of STYLE)))
(DASHING (fetch (PLOT.STYLE DASHING) of STYLE))
(COLOR (fetch (PLOT.STYLE COLOR) of STYLE)))
(first (MOVETO (fetch XCOORD of (CAR STREAMPOINTS))
(fetch YCOORD of (CAR STREAMPOINTS))
STREAM) for PT in (CDR STREAMPOINTS)
do (CLIPPED.DRAWTO STREAMSUBREGION (fetch XCOORD of PT)
(fetch YCOORD of PT)
LINEWIDTH
'REPLACE STREAM COLOR DASHING))
(COND
((EQ STREAM (WINDOWPROP (fetch (PLOT PLOTWINDOW) of PLOT)
'DSP))
(replace (CURVEDATA STREAMPOINTS) of OBJECTDATA with STREAMPOINTS])
(DRAWFILLEDRECTANGLEOBJECT
[LAMBDA (FILLEDRECTANGLEOBJECT VIEWPORT PLOT) (* ; "Edited 5-May-87 17:49 by jop")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of FILLEDRECTANGLEOBJECT))
(TEXTURE (fetch (FILLEDRECTANGLEDATA TEXTURE) of OBJECTDATA))
(BORDERWIDTH (TIMES (DSPSCALE NIL STREAM)
(fetch (FILLEDRECTANGLEDATA BORDERWIDTH) of OBJECTDATA)))
STREAMLEFT STREAMBOTTOM STREAMWIDTH STREAMHEIGHT STREAMRIGHT STREAMTOP)
(SETQ STREAMLEFT (WORLDTOSTREAMX (fetch (FILLEDRECTANGLEDATA OBJECTLEFT) of OBJECTDATA)
VIEWPORT))
(SETQ STREAMBOTTOM (WORLDTOSTREAMY (fetch (FILLEDRECTANGLEDATA OBJECTBOTTOM) of OBJECTDATA)
VIEWPORT))
(SETQ STREAMWIDTH (DIFFERENCE (WORLDTOSTREAMX (fetch (FILLEDRECTANGLEDATA OBJECTRIGHT)
of OBJECTDATA)
VIEWPORT)
STREAMLEFT))
(SETQ STREAMHEIGHT (DIFFERENCE (WORLDTOSTREAMY (fetch (FILLEDRECTANGLEDATA OBJECTTOP)
of OBJECTDATA)
VIEWPORT)
STREAMBOTTOM))
(SETQ STREAMRIGHT (PLUS STREAMLEFT STREAMWIDTH))
(SETQ STREAMTOP (PLUS STREAMBOTTOM STREAMHEIGHT))
(CLIPPED.BITBLT STREAMSUBREGION NIL NIL NIL STREAM STREAMLEFT STREAMBOTTOM STREAMWIDTH
STREAMHEIGHT 'TEXTURE 'PAINT TEXTURE)
(MOVETO STREAMLEFT STREAMBOTTOM STREAM)
(CLIPPED.DRAWTO STREAMSUBREGION STREAMRIGHT STREAMBOTTOM BORDERWIDTH 'REPLACE STREAM)
(CLIPPED.DRAWTO STREAMSUBREGION STREAMRIGHT STREAMTOP BORDERWIDTH 'REPLACE STREAM)
(CLIPPED.DRAWTO STREAMSUBREGION STREAMLEFT STREAMTOP BORDERWIDTH 'REPLACE STREAM)
(CLIPPED.DRAWTO STREAMSUBREGION STREAMLEFT STREAMBOTTOM BORDERWIDTH 'REPLACE STREAM)
(if (EQ STREAM (WINDOWPROP (fetch (PLOT PLOTWINDOW) of PLOT)
'DSP))
then (replace (FILLEDRECTANGLEDATA STREAMLEFT) of OBJECTDATA with STREAMLEFT)
(replace (FILLEDRECTANGLEDATA STREAMBOTTOM) of OBJECTDATA with STREAMBOTTOM)
(replace (FILLEDRECTANGLEDATA STREAMWIDTH) of OBJECTDATA with STREAMWIDTH)
(replace (FILLEDRECTANGLEDATA STREAMHEIGHT) of OBJECTDATA with STREAMHEIGHT])
(DRAWGRAPHOBJECT
[LAMBDA (GRAPHOBJECT VIEWPORT PLOT) (* ; "Edited 5-May-87 17:50 by jop")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of GRAPHOBJECT))
(XUPPER (fetch (PLOT XUPPER) of PLOT))
(XLOWER (fetch (PLOT XLOWER) of PLOT))
(YUPPER (fetch (PLOT YUPPER) of PLOT))
(YLOWER (fetch (PLOT YLOWER) of PLOT))
(GRAPHFN (fetch (GRAPHDATA GRAPHFN) of OBJECTDATA))
(NSAMPLES (fetch (GRAPHDATA NSAMPLES) of OBJECTDATA))
(STYLE (fetch (GRAPHDATA STYLE) of OBJECTDATA))
(LINEWIDTH (TIMES (DSPSCALE NIL STREAM)
(fetch (PLOT.STYLE LINEWIDTH) of STYLE)))
(DASHING (fetch (PLOT.STYLE DASHING) of STYLE))
(COLOR (fetch (PLOT.STYLE COLOR) of STYLE))
STREAMPOSITIONS)
[SETQ STREAMPOSITIONS (NCONC1 (bind (INC _ (FQUOTIENT (FDIFFERENCE XUPPER XLOWER)
(SUB1 NSAMPLES))) for I from 1
to (SUB1 NSAMPLES) as X from XLOWER by INC
collect (CREATEPOSITION (WORLDTOSTREAMX X VIEWPORT)
(WORLDTOSTREAMY (APPLY* GRAPHFN X)
VIEWPORT)))
(CREATEPOSITION (WORLDTOSTREAMX XUPPER VIEWPORT)
(WORLDTOSTREAMY (APPLY* GRAPHFN XUPPER)
VIEWPORT]
(first (MOVETO (fetch XCOORD of (CAR STREAMPOSITIONS))
(fetch YCOORD of (CAR STREAMPOSITIONS))
STREAM) for PT in (CDR STREAMPOSITIONS)
do (CLIPPED.DRAWTO STREAMSUBREGION (fetch XCOORD of PT)
(fetch YCOORD of PT)
LINEWIDTH
'REPLACE STREAM COLOR DASHING))
(if (EQ STREAM (WINDOWPROP (fetch (PLOT PLOTWINDOW) of PLOT)
'DSP))
then (replace (GRAPHDATA STREAMPOSITIONS) of OBJECTDATA with STREAMPOSITIONS])
(DRAWLINEOBJECT
[LAMBDA (LINEOBJECT VIEWPORT PLOT) (* ; "Edited 5-May-87 17:50 by jop")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of LINEOBJECT))
(XUPPER (fetch (PLOT XUPPER) of PLOT))
(XLOWER (fetch (PLOT XLOWER) of PLOT))
(YUPPER (fetch (PLOT YUPPER) of PLOT))
(YLOWER (fetch (PLOT YLOWER) of PLOT))
(STYLE (fetch (LINEDATA STYLE) of OBJECTDATA))
(LINEWIDTH (TIMES (DSPSCALE NIL STREAM)
(fetch (PLOT.STYLE LINEWIDTH) of STYLE)))
(DASHING (fetch (PLOT.STYLE DASHING) of STYLE))
(COLOR (fetch (PLOT.STYLE COLOR) of STYLE))
(INFINITESLOPE? (fetch (LINEDATA INFINITESLOPE?) of OBJECTDATA))
(SLOPE (fetch (LINEDATA SLOPE) of OBJECTDATA))
(CONSTANT (fetch (LINEDATA CONSTANT) of OBJECTDATA))
STREAMSLOPE STREAMCONSTANT STREAMPT1 STREAMPT2 X1 Y1 X2 Y2)
(SETQ X1 (COND
(INFINITESLOPE? CONSTANT)
(T XLOWER)))
[SETQ Y1 (COND
(INFINITESLOPE? YLOWER)
(T (FPLUS CONSTANT (FTIMES SLOPE X1]
(SETQ X2 (COND
(INFINITESLOPE? CONSTANT)
(T XUPPER)))
[SETQ Y2 (COND
(INFINITESLOPE? YUPPER)
(T (FPLUS CONSTANT (FTIMES SLOPE X2]
[SETQ STREAMSLOPE (AND (NOT INFINITESLOPE?)
(FTIMES SLOPE (FQUOTIENT (fetch (VIEWPORT WORLDTOSTREAMMY)
of VIEWPORT)
(fetch (VIEWPORT WORLDTOSTREAMMX) of VIEWPORT]
[SETQ STREAMCONSTANT (COND
(INFINITESLOPE? (WORLDTOSTREAMX CONSTANT VIEWPORT))
(T (FDIFFERENCE (WORLDTOSTREAMY CONSTANT VIEWPORT)
(FTIMES STREAMSLOPE (fetch (VIEWPORT WORLDTOSTREAMAX)
of VIEWPORT]
(SETQ STREAMPT1 (CREATEPOSITION (WORLDTOSTREAMX X1 VIEWPORT)
(WORLDTOSTREAMY Y1 VIEWPORT)))
(SETQ STREAMPT2 (CREATEPOSITION (WORLDTOSTREAMX X2 VIEWPORT)
(WORLDTOSTREAMY Y2 VIEWPORT)))
(CLIPPED.DRAWBETWEEN STREAMSUBREGION STREAMPT1 STREAMPT2 LINEWIDTH 'REPLACE STREAM COLOR
DASHING)
(COND
((EQ STREAM (WINDOWPROP (fetch (PLOT PLOTWINDOW) of PLOT)
'DSP))
(COND
(STREAMSLOPE (replace (LINEDATA STREAMSLOPE) of OBJECTDATA with STREAMSLOPE))
(T (replace (LINEDATA STREAMSLOPE) of OBJECTDATA with 0.0)))
(replace (LINEDATA STREAMCONSTANT) of OBJECTDATA with STREAMCONSTANT)
(replace (LINEDATA STREAMPT1) of OBJECTDATA with STREAMPT1)
(replace (LINEDATA STREAMPT2) of OBJECTDATA with STREAMPT2])
(DRAWPOINTOBJECT
[LAMBDA (POINT VIEWPORT PLOT) (* ; "Edited 5-May-87 17:50 by jop")
(* ;; "Draw a glyph at POINTPOSITION. SYMBOL is the glyph to be drawn.")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of POINT))
(SYMBOL (fetch (POINTDATA SYMBOL) of OBJECTDATA))
(PT (fetch (POINTDATA POINTPOSITION) of OBJECTDATA))
(STREAMPT (WORLDTOSTREAM PT VIEWPORT)))
(CLIPPED.PLOTAT STREAMSUBREGION STREAMPT SYMBOL STREAM)
(if (EQ STREAM (WINDOWPROP (fetch (PLOT PLOTWINDOW) of PLOT)
'DSP))
then (replace (POINTDATA STREAMPOSITION) of OBJECTDATA with STREAMPT])
(DRAWPOLYGONOBJECT
[LAMBDA (POLYGONOBJECT VIEWPORT PLOT) (* ; "Edited 5-May-87 17:50 by jop")
(* ;; "Draws a polygon in VIEWPORT.")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of POLYGONOBJECT))
(POINTS (fetch (POLYGONDATA POLYGONPOINTS) of OBJECTDATA))
(STREAMPOINTS (for PT in POINTS collect (WORLDTOSTREAM PT VIEWPORT)))
(STYLE (fetch (POLYGONDATA STYLE) of OBJECTDATA))
(LINEWIDTH (TIMES (DSPSCALE NIL STREAM)
(fetch (PLOT.STYLE LINEWIDTH) of STYLE)))
(DASHING (fetch (PLOT.STYLE DASHING) of STYLE))
(COLOR (fetch (PLOT.STYLE COLOR) of STYLE)))
(bind (START _ (CAR STREAMPOINTS)) first (MOVETO (fetch XCOORD of START)
(fetch YCOORD of START)
STREAM) for PT in (CDR STREAMPOINTS)
do (CLIPPED.DRAWTO STREAMSUBREGION (fetch XCOORD of PT)
(fetch YCOORD of PT)
LINEWIDTH
'REPLACE STREAM COLOR DASHING) finally (CLIPPED.DRAWTO STREAMSUBREGION
(fetch XCOORD of START)
(fetch YCOORD of START)
LINEWIDTH
'REPLACE STREAM COLOR DASHING))
(if (EQ STREAM (WINDOWPROP (fetch (PLOT PLOTWINDOW) of PLOT)
'DSP))
then (replace (POLYGONDATA STREAMPOINTS) of OBJECTDATA with STREAMPOINTS])
(DRAWTEXTOBJECT
[LAMBDA (TEXTOBJECT VIEWPORT PLOT) (* ; "Edited 5-May-87 17:51 by jop")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of TEXTOBJECT))
(TEXT (fetch (TEXTDATA TEXT) of OBJECTDATA))
(FONT (fetch (TEXTDATA FONT) of OBJECTDATA))
(PT (fetch (TEXTDATA TEXTPOSITION) of OBJECTDATA))
STREAMX STREAMY)
(SETQ STREAMX (WORLDTOSTREAMX (fetch XCOORD of PT)
VIEWPORT))
(SETQ STREAMY (WORLDTOSTREAMY (fetch YCOORD of PT)
VIEWPORT))
(RESETLST (RESETSAVE (DSPFONT FONT STREAM)
(LIST 'DSPFONT (DSPFONT NIL STREAM)
STREAM))
(MOVETO STREAMX STREAMY STREAM)
(CLIPPED.PRIN1 STREAMSUBREGION TEXT STREAM))
(COND
((EQ STREAM (WINDOWPROP (fetch (PLOT PLOTWINDOW) of PLOT)
'DSP))
(replace (TEXTDATA STREAMPOSITION) of OBJECTDATA with (CREATEPOSITION STREAMX STREAMY])
(ERASECOMPOUNDOBJECT
[LAMBDA (COMPOUNDOBJECT VIEWPORT PLOT) (* edited%: "27-Mar-86 21:26")
(for OBJECT in (fetch (COMPOUNDDATA COMPONENTS) of (fetch (PLOTOBJECT OBJECTDATA) of
COMPOUNDOBJECT
)) do (ERASEPLOTOBJECT OBJECT PLOT])
(ERASECURVEOBJECT
[LAMBDA (CURVEOBJECT VIEWPORT) (* ; "Edited 5-May-87 17:51 by jop")
(* ;; "Erase the CURVEOBJECT, using the cached stream coordinates")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of CURVEOBJECT))
(STREAMPOINTS (fetch (CURVEDATA STREAMPOINTS) of OBJECTDATA))
(STYLE (fetch (CURVEDATA STYLE) of OBJECTDATA))
(LINEWIDTH (IPLUS 2 (fetch (PLOT.STYLE LINEWIDTH) of STYLE)))
(COLOR (fetch (PLOT.STYLE COLOR) of STYLE)))
(first (MOVETO (fetch XCOORD of (CAR STREAMPOINTS))
(fetch YCOORD of (CAR STREAMPOINTS))
STREAM) for PT in (CDR STREAMPOINTS)
do (CLIPPED.DRAWTO STREAMSUBREGION (fetch XCOORD of PT)
(fetch YCOORD of PT)
LINEWIDTH
'ERASE STREAM COLOR])
(ERASEFILLEDRECTANGLEOBJECT
[LAMBDA (FILLEDRECTANGLE VIEWPORT PLOT) (* ; "Edited 5-May-87 17:51 by jop")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of FILLEDRECTANGLE))
(TEXTURE (fetch (FILLEDRECTANGLEDATA TEXTURE) of OBJECTDATA))
(BORDERWIDTH (TIMES (DSPSCALE NIL STREAM)
(fetch (FILLEDRECTANGLEDATA BORDERWIDTH) of OBJECTDATA)))
(STREAMLEFT (fetch (FILLEDRECTANGLEDATA STREAMLEFT) of OBJECTDATA))
(STREAMBOTTOM (fetch (FILLEDRECTANGLEDATA STREAMBOTTOM) of OBJECTDATA))
(STREAMWIDTH (fetch (FILLEDRECTANGLEDATA STREAMWIDTH) of OBJECTDATA))
(STREAMHEIGHT (fetch (FILLEDRECTANGLEDATA STREAMHEIGHT) of OBJECTDATA))
(STREAMRIGHT (fetch (FILLEDRECTANGLEDATA STREAMRIGHT) of OBJECTDATA))
(STREAMTOP (fetch (FILLEDRECTANGLEDATA STREAMTOP) of OBJECTDATA)))
(MOVETO STREAMLEFT STREAMBOTTOM STREAM)
(CLIPPED.BITBLT STREAMSUBREGION NIL NIL NIL STREAM STREAMLEFT STREAMBOTTOM STREAMWIDTH
STREAMHEIGHT 'TEXTURE 'INVERT TEXTURE)
(CLIPPED.DRAWTO STREAMSUBREGION STREAMRIGHT STREAMBOTTOM BORDERWIDTH 'ERASE STREAM)
(CLIPPED.DRAWTO STREAMSUBREGION STREAMRIGHT STREAMTOP BORDERWIDTH 'ERASE STREAM)
(CLIPPED.DRAWTO STREAMSUBREGION STREAMLEFT STREAMTOP BORDERWIDTH 'ERASE STREAM)
(CLIPPED.DRAWTO STREAMSUBREGION STREAMLEFT STREAMBOTTOM BORDERWIDTH 'ERASE STREAM])
(ERASEGRAPHOBJECT
[LAMBDA (GRAPHOBJECT VIEWPORT) (* ; "Edited 5-May-87 17:51 by jop")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of GRAPHOBJECT))
(STREAMPOSITIONS (fetch (GRAPHDATA STREAMPOSITIONS) of OBJECTDATA))
(STYLE (fetch (GRAPHDATA STYLE) of OBJECTDATA))
(LINEWIDTH (IPLUS 2 (fetch (PLOT.STYLE LINEWIDTH) of STYLE)))
(COLOR (fetch (PLOT.STYLE COLOR) of STYLE)))
(first (MOVETO (fetch XCOORD of (CAR STREAMPOSITIONS))
(fetch YCOORD of (CAR STREAMPOSITIONS))
STREAM) for PT in (CDR STREAMPOSITIONS)
do (CLIPPED.DRAWTO STREAMSUBREGION (fetch XCOORD of PT)
(fetch YCOORD of PT)
LINEWIDTH
'ERASE STREAM COLOR])
(ERASELINEOBJECT
[LAMBDA (LINEOBJECT VIEWPORT PLOT) (* ; "Edited 5-May-87 17:51 by jop")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of LINEOBJECT))
(STYLE (fetch (LINEDATA STYLE) of OBJECTDATA))
(LINEWIDTH (IPLUS (fetch (PLOT.STYLE LINEWIDTH) of STYLE)
2))
(COLOR (fetch (PLOT.STYLE COLOR) of STYLE))
(STREAMPT1 (fetch (LINEDATA STREAMPT1) of OBJECTDATA))
(STREAMPT2 (fetch (LINEDATA STREAMPT2) of OBJECTDATA)))
(CLIPPED.DRAWBETWEEN STREAMSUBREGION STREAMPT1 STREAMPT2 LINEWIDTH 'ERASE STREAM COLOR])
(ERASEPOINTOBJECT
[LAMBDA (POINT VIEWPORT PLOT) (* ; "Edited 5-May-87 17:51 by jop")
(* ;; "Erase POINT, using cached stream coordinates")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of POINT))
(SYMBOL (fetch (POINTDATA SYMBOL) of OBJECTDATA))
(STREAMPT (fetch (POINTDATA STREAMPOSITION) of OBJECTDATA)))
(CLIPPED.PLOTAT STREAMSUBREGION STREAMPT SYMBOL STREAM 'ERASE])
(ERASEPOLYGONOBJECT
[LAMBDA (POLYGONOBJECT VIEWPORT) (* ; "Edited 5-May-87 17:52 by jop")
(* ;; "Erase a POLYGONDATA")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of POLYGONOBJECT))
(STREAMPOINTS (fetch (POLYGONDATA STREAMPOINTS) of OBJECTDATA))
(STYLE (fetch (POLYGONDATA STYLE) of OBJECTDATA))
(LINEWIDTH (IPLUS 2 (fetch (PLOT.STYLE LINEWIDTH) of STYLE)))
(COLOR (fetch (PLOT.STYLE COLOR) of STYLE)))
(bind (START _ (CAR STREAMPOINTS)) first (MOVETO (fetch XCOORD of START)
(fetch YCOORD of START)
STREAM) for PT in (CDR STREAMPOINTS)
do (CLIPPED.DRAWTO STREAMSUBREGION (fetch XCOORD of PT)
(fetch YCOORD of PT)
LINEWIDTH
'ERASE STREAM COLOR) finally (CLIPPED.DRAWTO STREAMSUBREGION
(fetch XCOORD of START)
(fetch YCOORD of START)
LINEWIDTH
'ERASE STREAM COLOR])
(ERASETEXTOBJECT
[LAMBDA (TEXTOBJECT VIEWPORT PLOT) (* ; "Edited 5-May-87 17:52 by jop")
(* ;; "ERASE the TEXTDATA")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of TEXTOBJECT))
(TEXT (fetch (TEXTDATA TEXT) of OBJECTDATA))
(FONT (fetch (TEXTDATA FONT) of OBJECTDATA))
(STREAMPOSITION (fetch (TEXTDATA STREAMPOSITION) of OBJECTDATA))
(STREAMX (fetch XCOORD of STREAMPOSITION))
(STREAMY (fetch YCOORD of STREAMPOSITION))
BLANCREGION)
(RESETLST (RESETSAVE (DSPFONT FONT STREAM)
(LIST 'DSPFONT (DSPFONT NIL STREAM)
STREAM))
(MOVETO STREAMX STREAMY STREAM)
(SETQ BLANCREGION (STRINGREGION TEXT STREAM))
(with REGION BLANCREGION (CLIPPED.BITBLT STREAMSUBREGION NIL NIL NIL STREAM LEFT
BOTTOM WIDTH HEIGHT 'TEXTURE])
(EXTENTOFCOMPOUND
[LAMBDA (COMPOUNDOBJECT) (* ; "Edited 5-May-87 17:52 by jop")
(bind (CMINX _ MAX.FLOAT)
(CMAXX _ MIN.FLOAT)
(CMINY _ MAX.FLOAT)
(CMAXY _ MIN.FLOAT)
PEXTENT for PART in (fetch (COMPOUNDDATA COMPONENTS) of (fetch OBJECTDATA of COMPOUNDOBJECT
))
declare (TYPE FLOATING CMINX CMAXX CMINY CMAXY)
do (SETQ PEXTENT (EXTENTOFPLOTOBJECT PART))
(if (LESSP (fetch MINX of PEXTENT)
CMINX)
then (SETQ CMINX (fetch MINX of PEXTENT)))
(if (GREATERP (fetch MAXX of PEXTENT)
CMAXX)
then (SETQ CMAXX (fetch MAXX of PEXTENT)))
(if (LESSP (fetch MINY of PEXTENT)
CMINY)
then (SETQ CMINY (fetch MINY of PEXTENT)))
(if (GREATERP (fetch MAXY of PEXTENT)
CMAXY)
then (SETQ CMAXY (fetch MAXY of PEXTENT)))
finally (RETURN (create EXTENT
MINX _ CMINX
MAXX _ CMAXX
MINY _ CMINY
MAXY _ CMAXY])
(EXTENTOFCURVE
[LAMBDA (CURVEOBJECT) (* ; "Edited 5-May-87 17:52 by jop")
(bind (MINX _ MAX.FLOAT)
(MAXX _ MIN.FLOAT)
(MINY _ MAX.FLOAT)
(MAXY _ MIN.FLOAT)
X Y for POSITION in (fetch (CURVEDATA CURVEPOINTS) of (fetch OBJECTDATA of CURVEOBJECT))
declare (TYPE FLOATING MINX MAXX MINY MAXY X Y) do (SETQ X (fetch XCOORD of POSITION))
(SETQ Y (fetch YCOORD of POSITION))
(COND
((FLESSP X MINX)
(SETQ MINX X)))
(COND
((FGREATERP X MAXX)
(SETQ MAXX X)))
(COND
((FLESSP Y MINY)
(SETQ MINY Y)))
(COND
((FGREATERP Y MAXY)
(SETQ MAXY Y)))
finally (RETURN (create EXTENT
MINX _ MINX
MAXX _ MAXX
MINY _ MINY
MAXY _ MAXY])
(EXTENTOFFILLEDRECTANGLE
[LAMBDA (FILLEDRECTANGLE) (* edited%: "21-May-85 15:29")
(create EXTENT
MINX _ (fetch (FILLEDRECTANGLEDATA OBJECTLEFT) of (fetch OBJECTDATA of FILLEDRECTANGLE))
MAXX _ (fetch (FILLEDRECTANGLEDATA OBJECTRIGHT) of (fetch OBJECTDATA of FILLEDRECTANGLE))
MINY _ (fetch (FILLEDRECTANGLEDATA OBJECTBOTTOM) of (fetch OBJECTDATA of FILLEDRECTANGLE))
MAXY _ (fetch (FILLEDRECTANGLEDATA OBJECTTOP) of (fetch OBJECTDATA of FILLEDRECTANGLE])
(EXTENTOFGRAPH
[LAMBDA (GRAPHOBJECT) (* ; "Edited 5-May-87 17:53 by jop")
(create EXTENT
MINX _ MAX.FLOAT
MAXX _ MIN.FLOAT
MINY _ MAX.FLOAT
MAXY _ MIN.FLOAT])
(EXTENTOFLINE
[LAMBDA (LINEOBJECT) (* jop%: " 5-Mar-85 14:03")
(create EXTENT
MINX _ MAX.FLOAT
MAXX _ MIN.FLOAT
MINY _ MAX.FLOAT
MAXY _ MIN.FLOAT])
(EXTENTOFPOINT
[LAMBDA (POINT) (* edited%: "21-May-85 15:28")
(PROG [(POSITION (fetch (POINTDATA POINTPOSITION) of (fetch OBJECTDATA of POINT]
(RETURN (create EXTENT
MINX _ (fetch XCOORD of POSITION)
MAXX _ (fetch XCOORD of POSITION)
MINY _ (fetch YCOORD of POSITION)
MAXY _ (fetch YCOORD of POSITION])
(EXTENTOFPOLYGON
[LAMBDA (POLYGONOBJECT) (* ; "Edited 5-May-87 17:53 by jop")
(bind (MINX _ MAX.FLOAT)
(MAXX _ MIN.FLOAT)
(MINY _ MAX.FLOAT)
(MAXY _ MIN.FLOAT)
X Y for POSITION in (fetch POLYGONPOINTS of (fetch OBJECTDATA of POLYGONOBJECT))
declare (TYPE FLOATING MINX MAXX MINY MAXY X Y) do (SETQ X (fetch XCOORD of POSITION))
(SETQ Y (fetch YCOORD of POSITION))
(if (FLESSP X MINX)
then (SETQ MINX X))
(if (FGREATERP X MAXX)
then (SETQ MAXX X))
(if (FLESSP Y MINY)
then (SETQ MINY Y))
(if (FGREATERP Y MAXY)
then (SETQ MAXY Y))
finally (RETURN (create EXTENT
MINX _ MINX
MAXX _ MAXX
MINY _ MINY
MAXY _ MAXY])
(EXTENTOFTEXT
[LAMBDA (TEXTOBJECT) (* ; "Edited 5-May-87 17:53 by jop")
(PROG [(POSITION (fetch TEXTPOSITION of (fetch OBJECTDATA of TEXTOBJECT]
(RETURN (create EXTENT
MINX _ (fetch XCOORD of POSITION)
MAXX _ (fetch XCOORD of POSITION)
MINY _ (fetch YCOORD of POSITION)
MAXY _ (fetch YCOORD of POSITION])
(GETCOMPOUND
[LAMBDA (PROPLST) (* ; "Edited 5-May-87 17:53 by jop")
(* ;; "GETFN for COMPOUND objects")
(create COMPOUNDDATA
COMPOUNDTYPE _ (LISTGET PROPLST 'COMPOUNDTYPE)
COMPONENTS _ (LISTGET PROPLST 'COMPONENTS])
(GETCURVE
[LAMBDA (PROPLST) (* ; "Edited 5-May-87 17:54 by jop")
(* ;; "GETFN for CURVE objects")
(PROG [(STYLELST (LISTGET PROPLST 'STYLE]
(RETURN (create CURVEDATA
CURVEPOINTS _ (LISTGET PROPLST 'CURVEPOINTS)
STYLE _ (create PLOT.STYLE
LINEWIDTH _ (CAR STYLELST)
DASHING _ (CADR STYLELST)
COLOR _ (CADDR STYLELST])
(GETFILLEDRECTANGLE
[LAMBDA (PROPLST) (* ; "Edited 5-May-87 17:54 by jop")
(* ;; "GETFN for FILLEDRECTANGLE objects")
(create FILLEDRECTANGLEDATA
OBJECTLEFT _ (LISTGET PROPLST 'OBJECTLEFT)
OBJECTBOTTOM _ (LISTGET PROPLST 'OBJECTBOTTOM)
OBJECTWIDTH _ (LISTGET PROPLST 'OBJECTWIDTH)
OBJECTHEIGHT _ (LISTGET PROPLST 'OBJECTHEIGHT)
BORDERWIDTH _ (LISTGET PROPLST 'BORDERWIDTH)
TEXTURE _ (LISTGET PROPLST 'TEXTURE])
(GETGENERIC
[LAMBDA (EXPR) (* jop%: "27-Aug-85 17:11")
EXPR])
(GETGRAPH
[LAMBDA (PROPLST) (* ; "Edited 5-May-87 17:54 by jop")
(PROG [(STYLELST (LISTGET PROPLST 'STYLE]
(RETURN (create GRAPHDATA
GRAPHFN _ (LISTGET PROPLST 'GRAPHFN)
NSAMPLES _ (LISTGET PROPLST 'NSAMPLES)
STYLE _ (create PLOT.STYLE
LINEWIDTH _ (CAR STYLELST)
DASHING _ (CADR STYLELST)
COLOR _ (CADDR STYLELST])
(GETLINE
[LAMBDA (PROPLST) (* ; "Edited 5-May-87 17:54 by jop")
(* ;; "GETFN for LINE objects")
(PROG [(STYLELST (LISTGET PROPLST 'STYLE]
(RETURN (create LINEDATA
INFINITESLOPE? _ (LISTGET PROPLST 'INFINITESLOPE?)
SLOPE _ (LISTGET PROPLST 'SLOPE)
CONSTANT _ (LISTGET PROPLST 'CONSTANT)
STYLE _ (create PLOT.STYLE
LINEWIDTH _ (CAR STYLELST)
DASHING _ (CADR STYLELST)
COLOR _ (CADDR STYLELST])
(GETPOINT
[LAMBDA (PROPLST) (* ; "Edited 5-May-87 17:54 by jop")
(* ;; "Putfn for POINT objects")
(create POINTDATA
POINTPOSITION _ (LISTGET PROPLST 'POINTPOSITION)
SYMBOL _ (LET [(SYMBOL (LISTGET PROPLST 'SYMBOL]
(if (LITATOM SYMBOL)
then (EVAL SYMBOL)
else SYMBOL])
(GETPOLYGON
[LAMBDA (PROPLST) (* ; "Edited 5-May-87 17:55 by jop")
(* ;; "GETFN for POLYGON objects")
(PROG [(STYLELST (LISTGET PROPLST 'STYLE]
(RETURN (create POLYGONDATA
POLYGONPOINTS _ (LISTGET PROPLST 'POLYGONPOINTS)
STYLE _ (create PLOT.STYLE
LINEWIDTH _ (CAR STYLELST)
DASHING _ (CADR STYLELST)
COLOR _ (CADDR STYLELST])
(GETTEXT
[LAMBDA (PROPLST) (* ; "Edited 5-May-87 17:55 by jop")
(* ;; "GETFN for TEXT objects")
(create TEXTDATA
TEXTPOSITION _ (LISTGET PROPLST 'TEXTPOSITION)
TEXT _ (LISTGET PROPLST 'TEXT)
FONT _ (LISTGET PROPLST 'FONT])
(HIGHLIGHTCOMPOUND
[LAMBDA (COMPOUNDOBJECT VIEWPORT PLOT) (* edited%: "27-Mar-86 21:26")
(for OBJECT in (fetch (COMPOUNDDATA COMPONENTS) of (fetch (PLOTOBJECT OBJECTDATA) of
COMPOUNDOBJECT
)) do (HIGHLIGHTPLOTOBJECT OBJECT PLOT])
(HIGHLIGHTCURVE
[LAMBDA (CURVEOBJECT VIEWPORT PLOT) (* ; "Edited 5-May-87 17:55 by jop")
(* ;; "Highlight the CURVEOBJECT, by redrawing in invert mode with fatter lines")
(LET* ((STREAM (fetch (VIEWPORT PARENTSTREAM) of VIEWPORT))
(STREAMSUBREGION (fetch (VIEWPORT STREAMSUBREGION) of VIEWPORT))
(OBJECTDATA (fetch (PLOTOBJECT OBJECTDATA) of CURVEOBJECT))