[wxWidgets.git] / utils / dialoged / docs / copysize.eps

%!PS-Adobe-2.0 EPSF-2.0
%%Title: copysize.eps
%%Creator: XV Version 2.20  Rev: 4/24/92  -  by John Bradley
%%BoundingBox: 254 389 270 404
%%Pages: 1
%%DocumentFonts:
%%EndComments
%%EndProlog

%%Page: 1 1

% remember original state
/origstate save def

% build a temporary dictionary
20 dict begin

% lower left corner
254 389 translate

% size of image (on paper, in 1/72inch coords)
16 15 scale

% define 'colorimage' if it isn't defined
%   ('colortogray' and 'mergeprocs' come from xwd2ps
%     via xgrab)
/colorimage where   % do we know about 'colorimage'?
  { pop }           % yes: pop off the 'dict' returned
  {                 % no:  define one
    /colortogray {  % define an RGB->I function
      /rgbdata exch store    % call input 'rgbdata'
      rgbdata length 3 idiv
      /npixls exch store
      /rgbindx 0 store
      /grays npixls string store  % str to hold the result
      0 1 npixls 1 sub {
        grays exch
        rgbdata rgbindx       get 20 mul    % Red
        rgbdata rgbindx 1 add get 32 mul    % Green
        rgbdata rgbindx 2 add get 12 mul    % Blue
        add add 64 idiv      % I = .5G + .31R + .18B
        put
        /rgbindx rgbindx 3 add store
      } for
      grays
    } bind def

    % Utility procedure for colorimage operator.
    % This procedure takes two procedures off the
    % stack and merges them into a single procedure.

    /mergeprocs { % def
      dup length
      3 -1 roll
      dup
      length
      dup
      5 1 roll
      3 -1 roll
      add
      array cvx
      dup
      3 -1 roll
      0 exch
      putinterval
      dup
      4 2 roll
      putinterval
    } bind def

    /colorimage { % def
      pop pop     % remove 'false 3' operands
      {colortogray} mergeprocs
      image
    } bind def
  } ifelse          % end of 'false' case


% define the colormap
/cmap 9 string def


% load up the colormap
currentfile cmap readhexstring
000000 c0c0c0 ffff00 
pop pop   % lose return values from readhexstring


% rlecmapimage expects to have 'w h bits matrix' on stack
/rlecmapimage {
  /buffer 1 string def
  /rgbval 3 string def
  /block  384 string def

  % proc to read a block from file, and return RGB data
  { currentfile buffer readhexstring pop
    /bcount exch 0 get store
    bcount 128 ge
    {  % it's a non-run block
      0 1 bcount 128 sub
      { currentfile buffer readhexstring pop pop

        % look up value in color map
        /rgbval cmap buffer 0 get 3 mul 3 getinterval store

        % and put it in position i*3 in block
        block exch 3 mul rgbval putinterval
      } for
      block  0  bcount 127 sub 3 mul  getinterval
    }

    { % else it's a run block
      currentfile buffer readhexstring pop pop

      % look up value in colormap
      /rgbval cmap buffer 0 get 3 mul 3 getinterval store

      0 1 bcount { block exch 3 mul rgbval putinterval } for

      block 0 bcount 1 add 3 mul getinterval
    } ifelse
  } % end of proc
  false 3 colorimage
} bind def


16 15 8			% dimensions of data
[16 0 0 -15 0 15]		% mapping matrix
rlecmapimage

0f01
090081010001000101
810002060281000101018100010001
810002060281000101018100010001
8100020602820001000300
810002060281000181010001000001
090002018100010001
0f01
03018b000100010001000100010001
0f01
0301810001810100040082010001
060181000202028100010101
0301810001810100040082010001
0f01
03018b000100010001000100010001

%
% Compression made this file 21.11% of the uncompressed size.
%


showpage

% stop using temporary dictionary
end

% restore original state
origstate restore

%%Trailer
Commit	Line	Data
a660d684 KB	1	%!PS-Adobe-2.0 EPSF-2.0
	2	%%Title: copysize.eps
	3	%%Creator: XV Version 2.20 Rev: 4/24/92 - by John Bradley
	4	%%BoundingBox: 254 389 270 404
	5	%%Pages: 1
	6	%%DocumentFonts:
	7	%%EndComments
	8	%%EndProlog
	9
	10	%%Page: 1 1
	11
	12	% remember original state
	13	/origstate save def
	14
	15	% build a temporary dictionary
	16	20 dict begin
	17
	18	% lower left corner
	19	254 389 translate
	20
	21	% size of image (on paper, in 1/72inch coords)
	22	16 15 scale
	23
	24	% define 'colorimage' if it isn't defined
	25	% ('colortogray' and 'mergeprocs' come from xwd2ps
	26	% via xgrab)
	27	/colorimage where % do we know about 'colorimage'?
	28	{ pop } % yes: pop off the 'dict' returned
	29	{ % no: define one
	30	/colortogray { % define an RGB->I function
	31	/rgbdata exch store % call input 'rgbdata'
	32	rgbdata length 3 idiv
	33	/npixls exch store
	34	/rgbindx 0 store
	35	/grays npixls string store % str to hold the result
	36	0 1 npixls 1 sub {
	37	grays exch
	38	rgbdata rgbindx get 20 mul % Red
	39	rgbdata rgbindx 1 add get 32 mul % Green
	40	rgbdata rgbindx 2 add get 12 mul % Blue
	41	add add 64 idiv % I = .5G + .31R + .18B
	42	put
	43	/rgbindx rgbindx 3 add store
	44	} for
	45	grays
	46	} bind def
	47
	48	% Utility procedure for colorimage operator.
	49	% This procedure takes two procedures off the
	50	% stack and merges them into a single procedure.
	51
	52	/mergeprocs { % def
	53	dup length
	54	3 -1 roll
	55	dup
	56	length
	57	dup
	58	5 1 roll
	59	3 -1 roll
	60	add
	61	array cvx
	62	dup
	63	3 -1 roll
	64	0 exch
65	putinterval
66	dup
67	4 2 roll
68	putinterval
69	} bind def
70
71	/colorimage { % def
72	pop pop % remove 'false 3' operands
73	{colortogray} mergeprocs
74	image
75	} bind def
76	} ifelse % end of 'false' case
77
78
79
80	% define the colormap
81	/cmap 9 string def
82
83
84	% load up the colormap
85	currentfile cmap readhexstring
86	000000 c0c0c0 ffff00
87	pop pop % lose return values from readhexstring
88
89
90	% rlecmapimage expects to have 'w h bits matrix' on stack
91	/rlecmapimage {
92	/buffer 1 string def
93	/rgbval 3 string def
94	/block 384 string def
95
96	% proc to read a block from file, and return RGB data
97	{ currentfile buffer readhexstring pop
98	/bcount exch 0 get store
99	bcount 128 ge
100	{ % it's a non-run block
101	0 1 bcount 128 sub
102	{ currentfile buffer readhexstring pop pop
103
104	% look up value in color map
105	/rgbval cmap buffer 0 get 3 mul 3 getinterval store
106
107	% and put it in position i*3 in block
108	block exch 3 mul rgbval putinterval
109	} for
110	block 0 bcount 127 sub 3 mul getinterval
111	}
112
113	{ % else it's a run block
114	currentfile buffer readhexstring pop pop
115
116	% look up value in colormap
117	/rgbval cmap buffer 0 get 3 mul 3 getinterval store
118
119	0 1 bcount { block exch 3 mul rgbval putinterval } for
120
121	block 0 bcount 1 add 3 mul getinterval
122	} ifelse
123	} % end of proc
124	false 3 colorimage
125	} bind def
126
127
128	16 15 8 % dimensions of data
129	[16 0 0 -15 0 15] % mapping matrix
130	rlecmapimage
131
132	0f01
133	090081010001000101
134	810002060281000101018100010001
135	810002060281000101018100010001
136	8100020602820001000300
137	810002060281000181010001000001
138	090002018100010001
139	0f01
140	03018b000100010001000100010001
141	0f01
142	0301810001810100040082010001
143	060181000202028100010101
144	0301810001810100040082010001
145	0f01
146	03018b000100010001000100010001
147
148	%
149	% Compression made this file 21.11% of the uncompressed size.
150	%
151
152
153	showpage
154
155	% stop using temporary dictionary
156	end
157
158	% restore original state
159	origstate restore
160
161	%%Trailer