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% Copyright (C) 2001-2019 Artifex Software, Inc.
% All Rights Reserved.
%
% This software is provided AS-IS with no warranty, either express or
% implied.
%
% This software is distributed under license and may not be copied,
% modified or distributed except as expressly authorized under the terms
% of the license contained in the file LICENSE in this distribution.
%
% Refer to licensing information at http://www.artifex.com or contact
% Artifex Software, Inc., 1305 Grant Avenue - Suite 200, Novato,
% CA 94945, U.S.A., +1(415)492-9861, for further information.
%
% stcinfo.ps
% Epson Stylus-Color Printer-Driver
% The purpose of this file is to print & show Parameters of the
% stcolor-driver. If not run on ghostscript/stcolor, it prints
% something like a color-chart.
% use either existing STCinfo-dictionary, retrieve new one or create dummy
statusdict begin product end
dup (Ghostscript) eq 1 index (Artifex Ghostscript) eq or
exch (AFPL Ghostscript) eq or{
currentdevice getdeviceprops .dicttomark
dup /Name get (stcolor) eq /STCi_onstc exch def
/STCinfo where {/STCinfo get exch pop} if
/STCinfo exch def
}{
/STCinfo 10 dict def
STCinfo begin /Name (unknown) def end
/STCi_onstc false def
}ifelse
% Next Block are procedures to generate the color-triangles.
% you may wish to separate them, just look ahead for the name
% given in the next line to achieve that.
% Begin: colortri_procedures
% Plot the CIE-XY-triangle (or something like that)
% /colortri_mat Conversion matrix RGB -> XYZ
% /colortri_bg procedure, that takes X/Y-Values and delivers the
% "background color" as RGB-Values, default is:
% {pop pop 0.85 dup dup}
% The default matrix was taken from:
% Color spaces FAQ - David Bourgin
% Date: 15/6/94 (items 5.3 and 6 updated)
% Last update: 29/6/94
/colortri_mat [ % RGB -> CIE XYZitu601-1 (D65)
0.4306 0.3415 0.1784
0.2220 0.7067 0.0713
0.0202 0.1295 0.9394
] def
/colortri_bg {pop pop 0.85 dup dup} bind def
% +---------------------------------------------------------------------+
% | Besides from fixing bugs, nothing should be changed below this line |
% +---------------------------------------------------------------------+
% Arbitrary operation on a pair of vectors, *CHANGES* 1st.
% invoke: Vaccu Vop op vop
/vop {
bind 0 1 3 index length 1 sub {
3 index 1 index get 3 index 2 index get 3 index exec 4 index 3 1 roll put
} for pop pop
} bind def
/vsub { {sub} vop } bind def % subtract two vectors
/vmul { {mul} vop } bind def % multiply two vectors
% Compute sum of vectors elements
/vsum {0.0 exch{add}forall} bind def
% Sum up products of elements
/veqn { [ 3 -1 roll {} forall ] exch vmul vsum } bind def
% Find index of |maximum| in array
/imax {
dup 0 get abs 0 exch % array i v[i]
1 1 4 index length 1 sub {
3 index 1 index get abs dup 3 index gt {4 2 roll}if pop pop
} for
3 -1 roll pop
} bind def
% Procedure to *CHANGE* RGB-Values into XYZ-Values
/rgb2xyz {
0 3 6 { colortri_mat exch 3 getinterval 1 index veqn exch } for astore
} bind def
% Procedure to *CHANGE* transform rgb->xy
/rgb2xy {
rgb2xyz
dup 0 get 1 index 1 get 2 index vsum % XYZ X Y sum
dup 0 ne {
exch 1 index div 3 1 roll div % XYZ y x
2 index exch 0 exch put % xYZ y
1 index exch 1 exch put % xyZ
}{
pop pop pop dup 0 0 put dup 0 1 put
} ifelse
0 2 getinterval
} bind def
% So here we go with our procedure
/colortri { %Usage: box #pixels
save
1 index type /arraytype eq {exch 8}{3 1 roll} ifelse % Default scale
/colortri_scale exch def
/colortri_box exch def
% Prepare some useful constants for xy -> RGB conversion
/colsum [ % Array with column-sums
0 1 2{0 exch 3 1 index 6 add{colortri_mat exch get add}for}for
] def
/Xrow colortri_mat 0 3 getinterval def % two rows from colortri_mat
/Yrow colortri_mat 3 3 getinterval def
% Avoid allocating new arrays
/xcoeff 3 array def
/ycoeff 3 array def
% Procedure to derive RGB-Values form X,Y
/xy2rgb{ aload pop
dup dup dup ycoeff astore colsum vmul Yrow vsub imax
3 index dup dup xcoeff astore colsum vmul Xrow vsub imax
3 -1 roll 1 index 1 index gt{
xcoeff ycoeff /xcoeff exch def /ycoeff exch def pop 3 -1 roll pop
}{
3 1 roll pop pop
} ifelse
1e-6 lt { % No Pivot ?
pop colortri_bg xcoeff astore pop
}{ % Have a Pivot
dup ycoeff exch get neg
0 1 2 { dup ycoeff exch get 2 index div ycoeff 3 1 roll put} for
pop ycoeff 1 index 0 put
xcoeff 1 index get
0 1 2 {
ycoeff 1 index get 2 index mul xcoeff 2 index get add
xcoeff 3 1 roll put
} for
pop xcoeff 1 index 0 put
xcoeff imax 1e-6 lt { % no Pivot ?
pop pop colortri_bg xcoeff astore pop
}{
dup 2 index or 3 exch sub
xcoeff 1 index get xcoeff 3 index get div neg
xcoeff exch 3 index exch put
xcoeff 1 index 1 put
ycoeff exch get ycoeff 2 index get xcoeff 4 -1 roll get mul add
xcoeff 3 1 roll put
0 1 2 {
xcoeff exch get dup -0.0015 lt exch 1.0015 gt or {
colortri_bg xcoeff astore dup exit
} if
} for
pop pop xcoeff
} ifelse
} ifelse
} bind def
% Compute the displayed range
[ 1 1 1 ] rgb2xy
dup 0 get /colortri_x0 exch def /colortri_dx colortri_x0 def
1 get /colortri_y0 exch def /colortri_dy colortri_y0 def
[[0 0 1][0 1 0][0 1 1][1 0 0][1 0 1][1 1 0]] {
rgb2xy
dup 0 get
dup colortri_x0 lt {/colortri_x0 1 index def}if
dup colortri_dx gt {/colortri_dx 1 index def}if
pop 1 get
dup colortri_y0 lt {/colortri_y0 1 index def}if
dup colortri_dy gt {/colortri_dy 1 index def}if
pop
} forall
colortri_dx colortri_x0 sub /colortri_dx exch def
colortri_dy colortri_y0 sub /colortri_dy exch def
%
% determine the scale
colortri_box 2 get colortri_box 0 get sub colortri_dx div % fx
colortri_box 3 get colortri_box 1 get sub colortri_dy div % fx fy
gt { % fy limits
colortri_box 3 get colortri_box 1 get sub
dup colortri_dx mul colortri_dy div exch
}{ % fx limits
colortri_box 2 get colortri_box 0 get sub
dup colortri_dy mul colortri_dx div
} ifelse
dtransform abs colortri_scale div cvi /colortri_ny exch def
abs colortri_scale div cvi /colortri_nx exch def
colortri_nx colortri_scale mul colortri_ny colortri_scale mul
idtransform abs exch abs exch
colortri_box 0 get colortri_box 2 get 1 index sub 3 index sub 2 div add
colortri_box 1 get colortri_box 3 get 1 index sub 3 index sub 2 div add
transform .5 add cvi exch .5 add cvi exch itransform
translate scale
% String & indices
/colortri_tmp colortri_nx 3 mul string def
/colortri_dx colortri_dx colortri_nx 1 sub div def
/colortri_dy colortri_dy colortri_ny 1 sub div def
/colortri_xy [ colortri_x0 colortri_y0 ] def
/colortri_ie colortri_tmp length 3 sub def
colortri_nx colortri_ny 8 [ colortri_nx 0 0 colortri_ny 0 0 ]
{
colortri_xy 0 colortri_x0 put
0 3 colortri_ie {
colortri_tmp exch % buf ir
colortri_xy xy2rgb % buf ir rgb buf ib
2 index 2 index 2 add 2 index 2 get 255 mul cvi put
2 index 2 index 1 add 2 index 1 get 255 mul cvi put
0 get 255 mul cvi put
colortri_xy dup 0 exch 0 get colortri_dx add put
}for
colortri_xy dup 1 exch 1 get colortri_dy add put
colortri_tmp
} bind
false 3 colorimage
restore
} bind def
% [ newpath clippath pathbbox ] colortri showpage % standalone usage
% End: colortri_procedures
% The next section is a group of procedures, that I for myself
% do no more fully understand, but they do the Job.
% Begin: stcinfo_procedures_1
% fetch a parameter from the dictionary
/STCiget { STCinfo exch get } bind def
% action upon ProcessColorModel
/STCimode {
/ProcessColorModel STCiget dup
/DeviceCMYK eq{pop 2}{/DeviceRGB eq{1}{0}ifelse}ifelse get exec
} bind def
% print given number of blanks
/STCipspace {
dup 0 gt{ 1 exch 1 exch { pop ( ) print}for }{ pop } ifelse
} bind def
% print right or left-justified text
/STCiprint {
dup 0 gt { dup 2 index length sub STCipspace } if
1 index print
dup 0 lt { neg dup 2 index length sub STCipspace } if
pop pop
} bind def
% floating-point to fixed-length-string conversion
/STCicvs { % number -> string
% Prepare the result
8 string dup 0 ( ) putinterval
exch
% Make it unsigned
dup 0 lt {neg(-)}{( )}ifelse 0 get exch
dup 1000 lt 1 index 0 eq 2 index 0.001 ge or and { % floating point
(e+) 0
}{ % engineering
0 {
1 index 1000.0 ge
{3 add exch 1000 div exch}
{1 index 1 lt {3 sub exch 1000 mul exch}{exit}ifelse}
ifelse
}loop
dup 0 lt {neg(e-)}{(e+)}ifelse exch
}ifelse
% string sign num esig e
% always up to three Integer Digits plus sign
2 index cvi 3 { % string sign num esig e int ind
1 index 10 div cvi dup 10 mul 3 index exch sub cvi
(0123456789) exch get 8 index exch 3 index exch put
3 -2 roll 1 sub exch pop dup 0 eq 2 index 0 eq or {exit} if
} loop exch pop % string sign num esig e ind
5 index exch 6 -1 roll put % string num esig e
% print either fraction or exponent
dup 0 eq { pop pop dup cvi sub % String fraction
dup 0.0 ne { % Fraction present
0.0005 add 1 index 4 (.) putinterval
5 1 7 { % string frac ind
exch 10 mul dup cvi exch 1 index sub % string ind ic nfrac
exch (0123456789) exch get 3 -1 roll % string nfrac chr ind
exch 3 index 3 1 roll put
} for
} if
pop
}{ 3 -1 roll pop % string esig e
exch 2 index exch 4 exch putinterval
7 -1 6 { % string n i
1 index 10 div cvi dup 10 mul 3 index exch sub cvi % string n i n/10
(0123456789) exch get 4 index exch 3 index exch put
exch pop exch pop
} for
pop
} ifelse
} bind def
% compute colorvalue-steps from transfer & coding
/STCisteps { % xfer, coding => X-values, Y-Values
% 2^nbits
2 /BitsPerComponent STCiget dup 11 gt { pop 11 } if exp cvi
% X & Y - Arrays (stack: xv:4 yv:3 xfer:2 coding:1 2^ni:0)
dup 1 add array 1 index array 5 2 roll
% compute GS-Color-Value according to the coding-array
1 index null eq { % no coding present
0 1 2 index 1 sub {
dup 6 index exch dup 4 index div put
4 index exch dup 3 index 1 sub div put
} for
}{ % coding-array given
1.0 1 index 1 sub div % y step
0 % current index
0 1 4 index 1 sub { % over indices
dup 3 index mul
{
dup 3 index 1 add dup 8 index length ge {pop pop exit} if % i y
7 index exch get le {exit} if
2 index 1 add 3 1 roll 4 -1 roll pop
} loop
5 index 3 index get sub
5 index 3 index 1 add get 6 index 4 index get sub div
2 index add 5 index length 1 sub div
2 copy exch dup 0 eq {
10 index exch 0.0 put pop
}{
dup 10 index exch 1 sub get 3 -1 roll add 2 div
10 index 3 1 roll put
}ifelse
7 index 3 1 roll put
} for % over indices
pop pop
} ifelse
4 index 1 index 1.0 put
% Replace the raw y-values by those computed from the transfer-array
0 1 2 index 1 sub { % over indices, 2nd
dup 5 index exch get
dup 5 index length 1 sub mul cvi % -> iy
5 index 1 index get
1 index 1 add 7 index length lt {
dup 7 index 3 index 1 add get exch sub
3 index 3 index 9 index length 1 sub div sub mul
7 index length 1 sub mul add
} if
exch pop exch pop 5 index 3 1 roll put
} for % over indices, 2nd
pop pop pop
} bind def
/STCibar { % Window X-Values proc => Window
0 1 3 index length 2 sub {
dup 3 index exch get exch
1 add 3 index exch get
dup 2 index add 2 div 3 index exec % Color to average
4 index 2 get 5 index 0 get sub exch 1 index mul 5 index 0 get add 3 1 roll
mul 4 index 0 get add 4 index 3 get 5 index 1 get
newpath
2 index 1 index moveto
3 index 1 index lineto
3 index 2 index lineto
2 index 2 index lineto
closepath fill
pop pop pop pop
} for
pop pop
0 setgray
newpath
dup 0 get 1 index 1 get moveto
dup 2 get 1 index 1 get lineto
dup 2 get 1 index 3 get lineto
dup 0 get 1 index 3 get lineto
closepath stroke
pop
} bind def
% End: stcinfo_procedures_1
% Begin: stcinfo_preparation
% Compute used area from clippath
/STCi_clip [
newpath clippath pathbbox
2 sub 4 1 roll 2 sub 4 1 roll 2 add 4 1 roll 2 add 4 1 roll
] def
%
% Perpare the texual messages, assume no stcolor if this fails
%
{
/STCi_stopped % A Special Mark
% Textual Parameters (an array of pairs of strings)
/STCi_l1 0 def
/STCi_l2 0 def
/STCi_text [
% Driver-Name & Version
(Parameters of)
/Name STCiget length /Version STCiget length add 1 add string
dup 0 /Name STCiget putinterval dup /Name STCiget length (-)putinterval
dup /Name STCiget length 1 add /Version STCiget putinterval
% Dithering-Algorithm
(Dithering)
/Dithering STCiget
[{( \(Monochrome\))}{( \(RGB\))}{( \(CMYK\))}] STCimode
dup length 2 index length add string exch 1 index exch
3 index length exch putinterval dup 3 1 roll exch 0 exch putinterval
% Flags for the algorithm
(Flag4-0) 5 string
dup 0 /Flag4 STCiget {(T)}{(f)} ifelse putinterval
dup 1 /Flag3 STCiget {(T)}{(f)} ifelse putinterval
dup 2 /Flag2 STCiget {(T)}{(f)} ifelse putinterval
dup 3 /Flag1 STCiget {(T)}{(f)} ifelse putinterval
dup 4 /Flag0 STCiget {(T)}{(f)} ifelse putinterval
% Bits Per Pixel & Bits Per Component
(BitsPerPixel) 10 string % (nn -> nxnn)
/BitsPerPixel STCiget 1 index cvs length % string used
dup 2 index exch ( -> ) putinterval 4 add dup 2 add exch 2 index exch
[{(1x)}{(3x)}{(4x)}] STCimode putinterval % String used
/BitsPerComponent STCiget 2 index 2 index 2 getinterval cvs length add
0 exch getinterval
() ()
% ColorAdjustMatrix
(ColorAdjustMatrix)
/ColorAdjustMatrix STCiget dup null eq {
pop (default)
}{
{ STCicvs } forall
[{ % Monochrome
26 string
dup 0 6 -1 roll putinterval dup 8 ( ) putinterval
dup 9 5 -1 roll putinterval dup 17 ( ) putinterval
dup 18 4 -1 roll putinterval
}{ % RGB
26 string
dup 0 12 -1 roll putinterval dup 8 ( ) putinterval
dup 9 11 -1 roll putinterval dup 17 ( ) putinterval
dup 18 10 -1 roll putinterval
() 26 string
dup 0 11 -1 roll putinterval dup 8 ( ) putinterval
dup 9 10 -1 roll putinterval dup 17 ( ) putinterval
dup 18 9 -1 roll putinterval
() 26 string
dup 0 10 -1 roll putinterval dup 8 ( ) putinterval
dup 9 9 -1 roll putinterval dup 17 ( ) putinterval
dup 18 8 -1 roll putinterval
}{
35 string
dup 0 19 -1 roll putinterval dup 8 ( ) putinterval
dup 9 18 -1 roll putinterval dup 17 ( ) putinterval
dup 18 17 -1 roll putinterval dup 26 ( ) putinterval
dup 27 16 -1 roll putinterval
() 35 string
dup 0 17 -1 roll putinterval dup 8 ( ) putinterval
dup 9 16 -1 roll putinterval dup 17 ( ) putinterval
dup 18 15 -1 roll putinterval dup 26 ( ) putinterval
dup 27 14 -1 roll putinterval
() 35 string
dup 0 15 -1 roll putinterval dup 8 ( ) putinterval
dup 9 14 -1 roll putinterval dup 17 ( ) putinterval
dup 18 13 -1 roll putinterval dup 26 ( ) putinterval
dup 27 12 -1 roll putinterval
() 35 string
dup 0 13 -1 roll putinterval dup 8 ( ) putinterval
dup 9 12 -1 roll putinterval dup 17 ( ) putinterval
dup 18 11 -1 roll putinterval dup 26 ( ) putinterval
dup 27 10 -1 roll putinterval
}
] STCimode
} ifelse
() ()
% Printer Model
(Printer-Model) /Model STCiget
% Resolution
(Resolution) 15 string % (nnnnnxnnnnn DpI)
/HWResolution STCiget 0 get cvi 1 index cvs length
dup 2 index exch (x) putinterval 1 add dup 2 index exch 5 getinterval
/HWResolution STCiget 1 get cvi exch cvs length add dup 2 index
exch ( DpI) putinterval 4 add 0 exch getinterval
% HWsize holds entire Page in Pixels,
% .HWMargins is [left,bottom,right,top] in Points
(Printed Area) 18 string % (nnnnnxnnnnn Pixel)
/HWSize STCiget 0 get /.HWMargins STCiget dup 0 get exch 2 get add
/HWResolution STCiget 0 get mul 72.0 div sub cvi 1 index cvs length
dup 2 index exch (x) putinterval 1 add dup 2 index exch 5 getinterval
/HWSize STCiget 1 get /.HWMargins STCiget dup 1 get exch 3 get add
/HWResolution STCiget 1 get mul 72.0 div sub cvi exch cvs length add
dup 2 index exch ( Pixel) putinterval 6 add 0 exch getinterval
() ()
% WeaveMode
(Weave-Mode)
/noWeave STCiget {
(noWeave)
}{
/Microweave STCiget {(Microweave)}{(Softweave)}ifelse
}ifelse
% Unidirectional
(Unidirectional) /Unidirectional STCiget {(ON)}{(off)} ifelse
% Output coding
(OutputCode) /OutputCode STCiget
% number of heads
(escp_Band) /escp_Band STCiget 3 string cvs
(escp_Width) /escp_Width STCiget 5 string cvs
(escp_Height) /escp_Height STCiget 5 string cvs
(escp_Top) /escp_Top STCiget 5 string cvs
(escp_Bottom) /escp_Bottom STCiget 5 string cvs
] def
%
% compute the Proper X & Y-Arrays
%
[{ % Monochrome
/Ktransfer STCiget /Kcoding STCiget STCisteps
/STCi_yv [ 3 -1 roll ] def
/STCi_xv [ 3 -1 roll ] def
/STCi_col [[0 0 0]] def
/STCi_set [{1.0 exch sub setgray}] def
}{ % RGB
/Rtransfer STCiget /Rcoding STCiget STCisteps
/Gtransfer STCiget /Gcoding STCiget STCisteps
/Btransfer STCiget /Bcoding STCiget STCisteps
exch 4 -1 roll 6 -1 roll exch 3 -1 roll
/STCi_xv [ 5 2 roll ] def
/STCi_yv [ 5 2 roll ] def
/STCi_col [[1 0 0] [0 1 0] [0 0 1]] def
/STCi_set [
{1.0 exch sub 1 exch dup setrgbcolor}
{1.0 exch sub dup 1 exch setrgbcolor}
{1.0 exch sub dup 1 setrgbcolor}
] def
}{ % CMYK
/Ctransfer STCiget /Ccoding STCiget STCisteps
/Mtransfer STCiget /Mcoding STCiget STCisteps exch 3 1 roll
/Ytransfer STCiget /Ycoding STCiget STCisteps exch 4 1 roll
/Ktransfer STCiget /Kcoding STCiget STCisteps exch 5 1 roll
/STCi_yv [ 6 2 roll ] def
/STCi_xv [ 6 2 roll ] def
/STCi_col [[0 1 1] [1 0 1] [1.0 0.5 0.0] [0 0 0]] def
/STCi_set [
{ 0 0 0 setcmykcolor }
{ 0 exch 0 0 setcmykcolor }
{ 0 exch 0 exch 0 setcmykcolor }
{ 0 exch 0 exch 0 exch setcmykcolor }
] def
}
]STCimode
} stopped
{ {/STCi_stopped eq {exit}if}loop true}
{ {/STCi_stopped eq {exit}if}loop false} ifelse
% End: stcinfo_preparation
% The Next section does the real job
% Begin: stcinfo_execution
{
(%%[ stcinfo.ps: currentdevice is not supported -> colortri ]%%\n) print
STCi_clip colortri % The default action
}{
%
% Print the text
%
0 2 STCi_text length 2 sub { dup 1 add exch
STCi_text exch get length dup STCi_l1 gt{/STCi_l1 exch def}{pop}ifelse
STCi_text exch get length dup STCi_l2 gt{/STCi_l2 exch def}{pop}ifelse
} for
/STCi_l2 STCi_l2 neg def
0 2 STCi_text length 2 sub {
dup 1 add STCi_text exch get exch STCi_text exch get
1 index length 0 gt {
dup STCi_l1 STCiprint length 0 gt {(: )}{( )}ifelse print print
}{
pop pop
} ifelse
(\n) print
} for
%
% Deactivate a present ColorAdjust Matrix, if any
%
/ColorAdjustMatrix STCiget null ne STCi_onstc and {
mark
/ColorAdjustMatrix null
currentdevice putdeviceprops pop
} if
%
% "Show" the text
%
/Times-Roman findfont 10 scalefont setfont
/STCi_l1 0 def
0 2 STCi_text length 2 sub {
STCi_text exch get stringwidth pop dup STCi_l1 gt {
/STCi_l1 exch def
}{
pop
} ifelse
} for
STCi_l1 STCi_clip 0 get add /STCi_l1 exch def
STCi_clip 3 get 12 sub
0 2 STCi_text length 2 sub {
STCi_text exch get dup length 0 gt {
dup stringwidth pop STCi_l1 exch sub 2 index moveto show
}{
pop
} ifelse
12 sub
} for
pop
/Courier findfont 10 scalefont setfont
/STCi_l2 0 def
1 2 STCi_text length 1 sub {
STCi_text exch get stringwidth pop dup STCi_l2 gt {
/STCi_l2 exch def
}{
pop
} ifelse
} for
STCi_clip 3 get 12 sub
1 2 STCi_text length 1 sub {
STCi_text exch get dup length 0 gt {
STCi_l1 12 add 2 index moveto show
}{
pop
} ifelse
12 sub
} for
pop
%
% compute the space for the graph-window
%
STCi_l1 12 add STCi_l2 add 12 add dup STCi_clip 2 get exch sub % Extend
[ 3 -1 roll dup 3 index add STCi_clip 3 get dup 5 index sub 3 1 roll ]
/STCi_win exch def /STCi_l1 exch def
% The "Axis"
newpath
STCi_win 0 get STCi_win 1 get 14 add moveto
STCi_win 2 get STCi_win 1 get 14 add lineto stroke
STCi_win 0 get 14 add STCi_win 1 get moveto
STCi_win 0 get 14 add STCi_win 3 get lineto stroke
% The Labels
/Times-Roman findfont 10 scalefont setfont
(Postscript-color) dup stringwidth pop
STCi_win 2 get STCi_win 0 get sub 14 sub 1 index sub 2 div exch pop
STCi_win 0 get add 14 add STCi_win 1 get 4 add moveto show
gsave
STCi_win 0 get 10 add STCi_win 1 get 14 add translate 90 rotate
(Device-color) dup stringwidth pop
STCi_win 3 get STCi_win 1 get sub 14 sub 1 index sub 2 div exch pop
0 moveto show
grestore
% The Graphs
gsave
STCi_win 0 get 14 add STCi_win 1 get 14 add
STCi_win 2 get 2 index sub STCi_win 3 get 2 index sub
4 2 roll translate
STCi_col 0 1 2 index length 1 sub {
1 index 1 index get aload pop setrgbcolor
STCi_xv 1 index get STCi_yv 3 -1 roll get
newpath
1 index 0 get 5 index mul 1 index 0 get 5 index mul moveto
1 index 1 get 5 index mul 1 index 0 get 5 index mul lineto
1 1 2 index length 1 sub {
2 index 1 index get 6 index mul
2 index 2 index get 6 index mul lineto
2 index 1 index 1 add get 6 index mul
2 index 2 index get 6 index mul lineto
pop
} for
stroke pop pop
} for
pop pop pop
grestore
%
% Find lowest Y from Text or graph
%
STCi_win 1 get STCi_clip 3 get STCi_text length 2 div 12 mul sub
dup 2 index gt { pop } { exch pop } ifelse 12 sub
%
% compute the upper bar-window
%
/STCi_win [
STCi_clip 0 get 4 -1 roll 36 sub STCi_clip 2 get 1 index 36 add
] def
%
% Draw the required number of graphs
%
[{ % Monochrome
STCi_win STCi_xv 0 get {setgray} STCibar
}{ % RGB
STCi_win STCi_xv 0 get {0 0 setrgbcolor} STCibar
STCi_win dup 1 exch 1 get 47 sub put
STCi_win dup 3 exch 3 get 47 sub put
STCi_win STCi_xv 1 get {0 0 3 1 roll setrgbcolor} STCibar
STCi_win dup 1 exch 1 get 47 sub put
STCi_win dup 3 exch 3 get 47 sub put
STCi_win STCi_xv 2 get {0 0 3 2 roll setrgbcolor} STCibar
}{ % CMYK
STCi_win STCi_xv 0 get {0 0 0 setcmykcolor} STCibar
STCi_win dup 1 exch 1 get 47 sub put
STCi_win dup 3 exch 3 get 47 sub put
STCi_win STCi_xv 1 get {0 0 0 4 1 roll setcmykcolor} STCibar
STCi_win dup 1 exch 1 get 47 sub put
STCi_win dup 3 exch 3 get 47 sub put
STCi_win STCi_xv 2 get {0 0 0 4 2 roll setcmykcolor} STCibar
STCi_win dup 1 exch 1 get 47 sub put
STCi_win dup 3 exch 3 get 47 sub put
STCi_win STCi_xv 3 get {0 0 0 4 3 roll setcmykcolor} STCibar
}
] STCimode
STCi_win 1 STCi_clip 1 get put
STCi_win dup 3 exch 3 get 47 sub put
%
% Plot either one or two Color-Triangles
%
/ColorAdjustMatrix STCiget null ne STCi_onstc and {
STCi_win 0 get STCi_win 2 get add 2 div
[STCi_win 0 get STCi_win 1 get 3 index STCi_win 3 get ] colortri
mark /ColorAdjustMatrix dup STCiget currentdevice putdeviceprops pop
[1 index STCi_win 1 get STCi_win 2 get STCi_win 3 get ] colortri
pop
}{
STCi_win colortri
} ifelse
newpath clippath stroke
} ifelse
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