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emacs/etc/ps-prin1.ps
2024-01-02 09:47:10 +08:00

873 lines
23 KiB
PostScript

% === BEGIN ps-print prologue 1
% version: 6.1
% Copyright (C) 2000-2024 Free Software Foundation, Inc.
% This file is part of GNU Emacs.
% GNU Emacs is free software: you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published by
% the Free Software Foundation, either version 3 of the License, or
% (at your option) any later version.
% GNU Emacs is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
% GNU General Public License for more details.
% You should have received a copy of the GNU General Public License
% along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
% As a special exception, the copyright holders of this module give
% you permission to include the module in a Postscript file generated
% by Emacs or other free software together with the result of
% converting text to be printed, regardless of the license terms of
% that text, and to use under terms of your choice the page images
% resulting from formatting said combination. If you modify this
% module, you may extend this exception to your version of the module
% but you are not obligated to do so. If you do not wish to do so,
% delete this exception statement from your version.
% ISOLatin1Encoding stolen from ps_init.ps in GhostScript 2.6.1.4:
/ISOLatin1Encoding where{pop}{
% -- The ISO Latin-1 encoding vector isn't known, so define it.
% -- The first half is the same as the standard encoding,
% -- except for minus instead of hyphen at code 055.
/ISOLatin1Encoding
StandardEncoding 0 45 getinterval aload pop
/minus
StandardEncoding 46 82 getinterval aload pop
%*** NOTE: the following are missing in the Adobe documentation,
%*** but appear in the displayed table:
%*** macron at 0225, dieresis at 0230, cedilla at 0233, space at 0240.
% 0200 (128)
/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef
/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef
/dotlessi/grave/acute/circumflex/tilde/macron/breve/dotaccent
/dieresis/.notdef/ring/cedilla/.notdef/hungarumlaut/ogonek/caron
% 0240 (160)
/space/exclamdown/cent/sterling
/currency/yen/brokenbar/section
/dieresis/copyright/ordfeminine/guillemotleft
/logicalnot/hyphen/registered/macron
/degree/plusminus/twosuperior/threesuperior
/acute/mu/paragraph/periodcentered
/cedilla/onesuperior/ordmasculine/guillemotright
/onequarter/onehalf/threequarters/questiondown
% 0300 (192)
/Agrave/Aacute/Acircumflex/Atilde
/Adieresis/Aring/AE/Ccedilla
/Egrave/Eacute/Ecircumflex/Edieresis
/Igrave/Iacute/Icircumflex/Idieresis
/Eth/Ntilde/Ograve/Oacute
/Ocircumflex/Otilde/Odieresis/multiply
/Oslash/Ugrave/Uacute/Ucircumflex
/Udieresis/Yacute/Thorn/germandbls
% 0340 (224)
/agrave/aacute/acircumflex/atilde
/adieresis/aring/ae/ccedilla
/egrave/eacute/ecircumflex/edieresis
/igrave/iacute/icircumflex/idieresis
/eth/ntilde/ograve/oacute
/ocircumflex/otilde/odieresis/divide
/oslash/ugrave/uacute/ucircumflex
/udieresis/yacute/thorn/ydieresis
256 packedarray def
}ifelse
/reencodeFontISO{ %def
dup
length 12 add dict % Make a new font (a new dict the same size
% as the old one) with room for our new symbols.
begin % Make the new font the current dictionary.
% Copy each of the symbols from the old dictionary
% to the new one except for the font ID.
{1 index/FID ne{def}{pop pop}ifelse}forall
% Override the encoding with the ISOLatin1 encoding.
currentdict/FontType get 0 ne{/Encoding ISOLatin1Encoding def}if
% Use the font's bounding box to determine the ascent, descent,
% and overall height; don't forget that these values have to be
% transformed using the font's matrix.
% ^ (x2 y2)
% | |
% | v
% | +----+ - -
% | | | ^
% | | | | Ascent (usually > 0)
% | | | |
% (0 0) -> +--+----+-------->
% | | |
% | | v Descent (usually < 0)
% (x1 y1) --> +----+ - -
currentdict/FontType get 0 ne
{/FontBBox load aload pop % -- x1 y1 x2 y2
FontMatrix transform/Ascent exch def pop
FontMatrix transform/Descent exch def pop}
{/PrimaryFont FDepVector 0 get def
PrimaryFont/FontBBox get aload pop
PrimaryFont/FontMatrix get transform/Ascent exch def pop
PrimaryFont/FontMatrix get transform/Descent exch def pop}ifelse
/FontHeight Ascent Descent sub def % use `sub' because descent < 0
% Define these in case they're not in the FontInfo
% (also, here they're easier to get to).
/UnderlinePosition Descent 0.70 mul def
/OverlinePosition Descent UnderlinePosition sub Ascent add def
/StrikeoutPosition Ascent 0.30 mul def
/LineThickness FontHeight 0.05 mul def
/Xshadow FontHeight 0.08 mul def
/Yshadow FontHeight -0.09 mul def
/SpaceBackground Descent neg UnderlinePosition add def
/XBox Descent neg def
/YBox LineThickness 0.7 mul def
currentdict % Leave the new font on the stack
end % Stop using the font as the current dictionary.
definefont % Put the font into the font dictionary
pop % Discard the returned font.
}bind def
% Font definition
/DefFont{findfont exch scalefont reencodeFontISO}def
% Font selection
/F{
findfont
dup/Ascent get/Ascent exch def
dup/Descent get/Descent exch def
dup/FontHeight get/FontHeight exch def
dup/UnderlinePosition get/UnderlinePosition exch def
dup/OverlinePosition get/OverlinePosition exch def
dup/StrikeoutPosition get/StrikeoutPosition exch def
dup/LineThickness get/LineThickness exch def
dup/Xshadow get/Xshadow exch def
dup/Yshadow get/Yshadow exch def
dup/SpaceBackground get/SpaceBackground exch def
dup/XBox get/XBox exch def
dup/YBox get/YBox exch def
setfont
}def
/FG/setrgbcolor load def
/bg false def
/BG{
dup/bg exch def
{[4 1 roll]}
{[1.0 1.0 1.0]}
ifelse
/bgcolor exch def
}def
% B width C
% +-----------+
% | Ascent (usually > 0)
% A + +
% | Descent (usually < 0)
% +-----------+
% E width D
/dobackground{ % width --
currentpoint % -- width x y
gsave
newpath
moveto % A (x y)
0 Ascent rmoveto % B
dup 0 rlineto % C
0 Descent Ascent sub rlineto % D
neg 0 rlineto % E
closepath
FillBgColor
grestore
}def
/eolbg{ % dobackground until right margin
PrintWidth % -- x-eol
currentpoint pop % -- cur-x
sub % -- width until eol
dobackground
}def
/LineHS LineHeight LineSpacing add def
/ParagraphHS LineHeight ParagraphSpacing add def
/PSL{/h exch def bg{eolbg}if 0 currentpoint exch pop h sub moveto}def
/PLN{PrintLineNumber{doLineNumber}if}def
/SL{LineHS PSL isLineStep pop}def % Soft Linefeed
/PHL{ParagraphHS PSL PLN}def % Paragraph Hard Linefeed
/LHL{LineHS PSL PLN}def % Hard Linefeed
% Some debug
/dcp{currentpoint exch 40 string cvs print(, )print =}def
/dp{print 2 copy exch 40 string cvs print(, )print =}def
/W{
( )stringwidth % Get the width of a space in the current font.
pop % Discard the Y component.
mul % Multiply the width of a space
% by the number of spaces to plot
bg{dup dobackground}if
0 rmoveto
}def
/Effect 0 def
/EffectUnderline false def
/EffectStrikeout false def
/EffectOverline false def
/EffectShadow false def
/EffectBox false def
/EffectOutline false def
% effect: 1 - underline 2 - strikeout 4 - overline
% 8 - shadow 16 - box 32 - outline
/EF{
/Effect exch def
/EffectUnderline Effect 1 and 0 ne def
/EffectStrikeout Effect 2 and 0 ne def
/EffectOverline Effect 4 and 0 ne def
/EffectShadow Effect 8 and 0 ne def
/EffectBox Effect 16 and 0 ne def
/EffectOutline Effect 32 and 0 ne def
}def
% stack: string |- --
/S{
/xx currentpoint dup Descent add/yy exch def
Ascent add/YY exch def def
dup stringwidth pop xx add/XX exch def
EffectShadow{
/yy yy Yshadow add def
/XX XX Xshadow add def
}if
bg{
true
EffectBox
{SpaceBackground doBox}
{xx yy XX YY doRect}
ifelse
}if % background
EffectBox {false 0 doBox}if % box
EffectShadow {dup doShadow}if % shadow
EffectOutline
{true doOutline} % outline
{show} % normal text
ifelse
EffectUnderline{UnderlinePosition Hline}if % underline
EffectStrikeout{StrikeoutPosition Hline}if % strikeout
EffectOverline {OverlinePosition Hline}if % overline
}bind def
% stack: position |- --
/Hline{
currentpoint exch pop add dup
gsave
newpath
xx exch moveto
XX exch lineto
closepath
LineThickness setlinewidth stroke
grestore
}bind def
% stack: fill-or-not delta |- --
/doBox{
/dd exch def
xx XBox sub dd sub yy YBox sub dd sub
XX XBox add dd add YY YBox add dd add
doRect
}bind def
% stack: fill-or-not lower-x lower-y upper-x upper-y |- --
/doRect{
/rYY exch def
/rXX exch def
/ryy exch def
/rxx exch def
gsave
newpath
rXX rYY moveto
rxx rYY lineto
rxx ryy lineto
rXX ryy lineto
closepath
% top of stack: fill-or-not
{FillBgColor}
{LineThickness setlinewidth stroke}ifelse
grestore
}bind def
% stack: string |- --
/doShadow{
gsave
Xshadow Yshadow rmoveto
false doOutline
grestore
}bind def
/st 1 string def
% stack: string fill-or-not |- --
/doOutline{
/-fillp- exch def
/-ox- currentpoint/-oy- exch def def
gsave
LineThickness setlinewidth
{st 0 3 -1 roll put
st dup true charpath
-fillp- {gsave FillBgColor grestore}if
stroke stringwidth
-oy- add/-oy- exch def
-ox- add/-ox- exch def
-ox- -oy- moveto
}forall
grestore
-ox- -oy- moveto
}bind def
% stack: --
/FillBgColor{bgcolor aload pop setrgbcolor fill}bind def
% stack: -- |- boolean
/isLineStep{
SyncLineZebra
{PLScounter 0 gt % or zebra
{/PLScounter PLScounter 1 sub def PLScounter 0 eq}
{false}ifelse
PrintLineStep 1 gt
{/PrintLineStep PrintLineStep 1 sub def}
{/PrintLineStep ZebraHeight def
/PLScounter PrintLineStart def}ifelse}
{LineNumber PrintLineStart sub PrintLineStep mod 0 eq}ifelse % or line step
}def
% stack: --
/doLineNumber{
/LineNumber where
{pop
isLineStep % or line step
LineNumber Lines ge or % or last line
{currentfont
gsave
LineNumberColor SetColor
/L0 findfont setfont
LineNumber Lines ge
{(end )}
{LineNumber 6 string cvs( )strcat}ifelse
dup stringwidth pop neg 0 rmoveto
show
grestore
setfont}if
/LineNumber LineNumber 1 add def
}if
}def
% stack: color-specifier |- --
/SetColor{dup type/realtype eq{setgray}{aload pop setrgbcolor}ifelse}def
% stack: --
/printZebra{
gsave
ZebraColor SetColor
/double-zebra ZebraHeight ZebraHeight add def
/yiter double-zebra LineHS mul neg def
/xiter PrintWidth InterColumn add def
/zebra-line LinesPrinted def
NumberOfColumns{LinesPerColumn doColumnZebra xiter 0 rmoveto}repeat
grestore
}def
% stack: lines-per-column |- --
/doColumnZebra{
/lpc exch def
gsave
ZebraFollow 1 and 0 ne{
/H ZebraHeight zebra-line ZebraHeight mod sub def
/lpc lpc H sub def
zebra-line double-zebra mod ZebraHeight lt
{H doZebra % "black" stripe followed by a "white" stripe
/lpc lpc ZebraHeight sub def
H ZebraHeight add}
{H}ifelse % "white" stripe
LineHS mul neg 0 exch rmoveto
/zebra-line zebra-line LinesPerColumn add def
}if
/zspacing 0 def
lpc dup double-zebra idiv{ZebraHeight doZebra 0 yiter rmoveto}repeat
double-zebra mod dup 0 le{pop}
{dup ZebraHeight gt
{pop ZebraHeight}
{/zspacing LineSpacing def
ZebraFollow 2 and 0 ne{pop ZebraHeight}if}ifelse
doZebra}ifelse
grestore
}def
% stack: zebra-height (in lines) |- --
/doZebra{
/zh exch 0.05 sub LineHS mul zspacing sub def
gsave
0 LineHeight 0.65 mul rmoveto
PrintWidth 0 rlineto
0 zh neg rlineto
PrintWidth neg 0 rlineto
0 zh rlineto
fill
grestore
}def
% stack: --
/printBackground{
/BackgroundColor where{
/LHg LineHeight 0.65 mul def
/PHg PrintHeight LHg add def
pop gsave BackgroundColor SetColor
NumberOfColumns{
gsave
0 LHg rmoveto
PrintWidth 0 rlineto
0 PHg neg rlineto
PrintWidth neg 0 rlineto
0 PHg rlineto
fill
grestore
PrintWidth InterColumn add 0 rmoveto
}repeat
grestore
}if
}def
% tx ty rotation xscale yscale xpos ypos BeginBackImage
/BeginBackImage{
/-save-image- save def
/showpage{}def
translate
scale
rotate
translate
}def
/EndBackImage{-save-image- restore}def
% string fontsize fontname rotation gray xpos ypos ShowBackText
/ShowBackText{
gsave
translate
setgray
rotate
findfont exch dup/-offset- exch -0.25 mul def scalefont setfont
0 -offset- moveto
/-saveLineThickness- LineThickness def
/LineThickness 1 def
false doOutline
/LineThickness -saveLineThickness- def
grestore
}def
/SetPageSize{
BMark/PageSize[PageWidth LandscapePageHeight LandscapeMode{exch}if]EMark setpagedevice
}def
/BeginDoc{
% ---- Remember space width of the normal text font `f0'.
/SpaceWidth/f0 findfont setfont( )stringwidth pop def
% ---- save the state of the document (useful for ghostscript!)
/docState save def
% ---- [andrewi] set PageSize based on chosen dimensions
UseSetpagedevice{
WarnPaperSize{SetPageSize}{mark{SetPageSize}stopped cleartomark}ifelse
}if
/ColumnWidth PrintWidth InterColumn add def
% ---- define where printing will start
/f0 F % this installs Ascent
/PrintStartY PrintHeight Ascent sub def
/ColumnIndex 1 def
/N-Up-Counter N-Up-End 1 sub def
/PLScounter PrintLineStart def
}def
/EndDoc{
% ---- restore the state of the document (useful for ghostscript!)
docState restore
}def
/BeginDSCPage{
% ---- when 1st column, save the state of the page
ColumnIndex 1 eq{/pageState save def}if
% ---- save the state of the column
/columnState save def
}def
/PrintHeaderWidth PrintOnlyOneHeader{PrintPageWidth}{PrintWidth}ifelse def
/BeginPage{
/LinesPrinted exch def
% ---- when 1st column, print all background effects
ColumnIndex 1 eq{
0 PrintStartY moveto % move to where printing will start
printBackground
Zebra{printZebra}if
printGlobalBackground
printLocalBackground
}if
PrintOnlyOneHeader{ColumnIndex 1 eq}{true}ifelse
dup PrintHeader and{
PrintHeaderFrame{HeaderFrame}if
HeaderText
}if
PrintFooter and{
PrintFooterFrame{FooterFrame}if
FooterText
}if
0 PrintStartY moveto % move to where printing will start
/LineNumber where
{pop
SyncLineZebra
{/H PageNumber 1 sub NumberOfColumns mul ColumnIndex 1 sub add
LinesPerColumn mul ZebraHeight mod def
/PLScounter H PrintLineStart ge{0}{PrintLineStart H sub}ifelse def
/PrintLineStep ZebraHeight H sub def}if}if
PLN
}def
/EndPage{bg{eolbg}if}def
/EndDSCPage{
ColumnIndex NumberOfColumns eq{
% ---- restore the state of the page
pageState restore
/ColumnIndex 1 def
% ---- N-up printing
N-Up 1 gt{
N-Up-Counter 0 gt
{% ---- Next page on same row
/N-Up-Counter N-Up-Counter 1 sub def
N-Up-XColumn N-Up-YColumn}
{% ---- Next page on next line
/N-Up-Counter N-Up-End 1 sub def
N-Up-XLine N-Up-YLine}ifelse
translate
}if
}{ % else
% ---- restore the state of the current column
columnState restore
% ---- and translate to the next column
ColumnWidth 0 translate
/ColumnIndex ColumnIndex 1 add def
}ifelse
}def
/TextStart{
LeftMargin BottomMargin
PrintFooter{
FooterPad add
FooterLines FooterLineHeight mul add
FooterPad add
FooterOffset add}if
}def
% stack: number-of-pages-per-sheet |- --
/BeginSheet{
/sheetState save def
/pages-per-sheet exch def
% ---- translate to bottom-right corner of Portrait page
LandscapeMode{
LandscapePageHeight 0 translate
90 rotate
}if
% ---- [jack] Kludge: my ghostscript window is 21x27.7 instead of 21x29.7
/JackGhostscript where{pop 1 27.7 29.7 div scale}if
UpsideDown{PageWidth LandscapePageHeight translate 180 rotate}if
% ---- N-Up printing
N-Up 1 gt{
% ---- landscape
N-Up-Landscape{
PageWidth 0 translate
90 rotate
}if
N-Up-Margin dup translate
% ---- scale
LandscapeMode{
/HH PageWidth def
/WW LandscapePageHeight def
}{
/HH LandscapePageHeight def
/WW PageWidth def
}ifelse
/xx 0 def
N-Up-Landscape{
/ww WW WW mul N-Up-Lines HH mul div def
/cc HH N-Up-Columns N-Up-Missing add div def
ww cc gt{/xx WW def/WW cc ww div WW mul def/xx xx WW sub def}if
}{
/hh HH N-Up-Columns N-Up-Missing add div def
/cc HH N-Up-Lines div def
hh cc gt{/xx WW def/WW cc hh div WW mul def/xx xx WW sub def}if
}ifelse
WW N-Up-Margin sub N-Up-Margin sub
N-Up-Landscape
{N-Up-Lines div HH}
{N-Up-Columns N-Up-Missing add div WW}ifelse
div dup scale
LandscapeMode{/yy 0 def}{/yy xx def/xx 0 def}ifelse
xx N-Up-Repeat 1 sub LandscapePageHeight mul yy add translate
% ---- go to start position in page matrix
N-Up-XStart N-Up-Missing 0.5 mul
LandscapeMode
{LandscapePageHeight mul N-Up-YStart add}
{PageWidth mul add N-Up-YStart}ifelse
translate
}if
% ---- translate to lower left corner of TEXT
TextStart translate
% ---- N-up printing
N-Up 1 gt N-Up-Border and pages-per-sheet 0 gt and{
% ---- page border
gsave
0 setgray
TextStart exch neg exch neg moveto
N-Up-Repeat
{N-Up-End
{gsave
PageWidth 0 rlineto
0 LandscapePageHeight rlineto
PageWidth neg 0 rlineto
closepath stroke
grestore
/pages-per-sheet pages-per-sheet 1 sub def
pages-per-sheet 0 le{exit}if
N-Up-XColumn N-Up-YColumn rmoveto
}repeat
pages-per-sheet 0 le{exit}if
N-Up-XLine N-Up-XColumn sub N-Up-YLine rmoveto
}repeat
grestore
}if
}def
/EndSheet{
showpage
sheetState restore
}def
/SetHeaderLines{ % nb-lines --
/HeaderLines exch def
% ---- bottom up
HeaderPad
HeaderLines 1 sub HeaderLineHeight mul add
HeaderTitleLineHeight add
HeaderPad add
/HeaderHeight exch def
}def
/SetFooterLines{ % nb-lines --
/FooterLines exch def
% ---- bottom up
FooterPad
FooterLines FooterLineHeight mul add
FooterPad add
/FooterHeight exch def
}def
% |---------|
% | tm |
% |---------|
% | header |
% |-+-------| <-- (x y)
% | ho |
% |---------|
% | text |
% |---------|
% | fo |
% |---------|
% | footer |
% |-+-------| <-- (0 0)
% | bm |
% |---------|
% -- |- x y
/HeaderFrameStart{0 PrintHeight HeaderOffset add}def
/FooterFrameStart{0 FooterHeight FooterOffset add neg}def
/doFramePath{
/h exch def
PrintHeaderWidth 0 rlineto
0 h rlineto
PrintHeaderWidth neg 0 rlineto
0 h neg rlineto
}def
/HeaderFramePath{HeaderHeight doFramePath}def
/FooterFramePath{FooterHeight doFramePath}def
% /path-fun /start-fun vector-property doFrame
/doFrame{
/vecFrame exch def
/startFrame exch load def
/pathFrame exch load def
gsave
vecFrame 2 get setlinewidth % frame border width
% ---- do the shadow of the next rectangle
startFrame moveto
1 -1 rmoveto
pathFrame
vecFrame 4 get SetColor fill % frame shadow color
% ---- do the next rectangle ...
startFrame moveto
pathFrame
gsave vecFrame 1 get SetColor fill grestore % frame background
gsave vecFrame 3 get SetColor stroke grestore % frame border color
grestore
}def
/HeaderFrame{/HeaderFramePath /HeaderFrameStart HeaderFrameProperties doFrame}def
/FooterFrame{/FooterFramePath /FooterFrameStart FooterFrameProperties doFrame}def
/HeaderStart{
HeaderFrameStart
exch HeaderPad add exch % horizontal pad
% ---- bottom up
HeaderPad add % vertical pad
HeaderDescent sub
HeaderLineHeight HeaderLines 1 sub mul add
}def
/FooterStart{
FooterFrameStart
exch FooterPad add exch % horizontal pad
% ---- bottom up
FooterPad add % vertical pad
FooterDescent sub
FooterLineHeight FooterLines 1 sub mul add
}def
/HeaderClip{HeaderFrameStart moveto HeaderFramePath clip}def
/FooterClip{FooterFrameStart moveto FooterFramePath clip}def
/strcat{
dup length 3 -1 roll dup length dup 4 -1 roll add string dup
0 5 -1 roll putinterval
dup 4 2 roll exch putinterval
}def
/pagenumberstring{
PageNumber 32 string cvs
ShowNofN{(/)strcat PageCount 32 string cvs strcat}if
}def
% lines is-right HeaderOrFooterTextLines
/HeaderOrFooterTextLines{
/is_right exch def
HFStart moveto
{ % ---- process the lines
aload pop
exch F
gsave
dup xcheck{exec}if
is_right{
dup stringwidth pop
PrintHeaderWidth exch sub HFPad HFPad add sub 0 rmoveto
}if
HFColor SetColor
show
grestore
0 HFLineHeight neg rmoveto
}forall
}def
% right-lines left-lines /start lineheight pad fore-color HeaderOrFooterText
/HeaderOrFooterText{
/HFColor exch def
/HFPad exch def
/HFLineHeight exch def
/HFStart exch load def
% -- rightLines leftLines -- at stack
% ---- hack: `PN 1 and' == `PN 2 modulo'
% ---- if even page number and duplex, then exchange left and right
PageNumber 1 and 0 eq SwitchHeader and{exch}if
% ---- process the left lines
false HeaderOrFooterTextLines
% ---- process the right lines
true HeaderOrFooterTextLines
}def
/HeaderText{
gsave HeaderClip
HeaderLinesRight HeaderLinesLeft
/HeaderStart HeaderLineHeight HeaderPad
HeaderFrameProperties 0 get
HeaderOrFooterText
grestore
}def
/FooterText{
gsave FooterClip
FooterLinesRight FooterLinesLeft
/FooterStart FooterLineHeight FooterPad
FooterFrameProperties 0 get
HeaderOrFooterText
grestore
}def
/ReportFontInfo{
2 copy
/t0 3 1 roll DefFont
/t0 F
/lh FontHeight def
/sw( )stringwidth pop def
/aw(01234567890abcdefghijklmnopqrstuvwxyz)dup length exch
stringwidth pop exch div def
/t1 12/Helvetica-Oblique DefFont
/t1 F
gsave
(languagelevel = )show
languagelevel 32 string cvs show
grestore
0 FontHeight neg rmoveto
gsave
(For )show
128 string cvs show
( )show
32 string cvs show
( point, the line height is )show
lh 32 string cvs show
(, the space width is )show
sw 32 string cvs show
(,)show
grestore
0 FontHeight neg rmoveto
gsave
(and a crude estimate of average character width is )show
aw 32 string cvs show
(.)show
grestore
0 FontHeight neg rmoveto
}def
% cm to point
/cm{72 mul 2.54 div}def
/ReportAllFontInfo{
% key = font name value = font dictionary
FontDirectory{pop 10 exch ReportFontInfo}forall
}def
% 3 cm 20 cm moveto 10/Courier ReportFontInfo showpage
% 3 cm 20 cm moveto ReportAllFontInfo showpage
% === END ps-print prologue 1