%
% Functions for direct and embedded PostScript
-/blot-diameter { lilypondpaperblotdiameter } bind def
+% Careful with double % as comment prefix.
+% Any %%X comment is interpreted as DSC comments.
-/euclidean_length
-{
- 1 copy mul exch 1 copy mul add sqrt
-} bind def
+% TODO: use dicts or prefixes to prevent namespace pollution.
+
+% Emulation code from Postscript Language Reference.
-% FIXME. translate to middle of box.
-% Nice rectangle with rounded corners
-% FIXME: linewidth hardcoded. check: too round?
-/draw_box % breapth width depth height
+/*SF
{
- %% FIXME: hardcoded
- currentdict /testing known {
- %% real thin lines for testing
- /blot 0.005 def
- }{
- /blot blot-diameter def
- } ifelse
+ exch findfont exch
+ dup type /arraytype eq
+ {makefont}
+ {scalefont}
+ ifelse
+ setfont
+} bind def
- 0 setlinecap
- blot setlinewidth
- 1 setlinejoin
+/languagelevel where
+ {pop languagelevel}
+ {1}
+ifelse
- blot 2 div sub /h exch def
- blot 2 div sub /d exch def
+2 lt
+ { /selectfont /*SF load def }
+if
- %% UGH huh?
- %% Where does this correction come from?
- %% Why don't we need this in x direction?
- h blot 2 div sub /h exch def
- d blot 2 div sub /d exch def
+% end emulation code
- blot 2 div sub /w exch def
- blot 2 div sub /b exch def
+/pdfmark where
+{pop} {userdict /pdfmark /cleartomark load put} ifelse
- b neg d neg moveto
- b w add 0 rlineto
- 0 d h add rlineto
- b w add neg 0 rlineto
- 0 d h add neg rlineto
- currentdict /testing known {
- %% outline only, for testing:
- stroke
- }{
- closepath gsave stroke grestore fill
- } ifelse
+% llx lly urx ury URI
+/mark_URI
+% It's possible to eliminate the coordinate variables by doing [ /Rect [ 7 3
+% roll. That is, however, kind of ugly. It would be nice if this procedure
+% were only included when PDF marks are enabled.
+{
+ /command exch def
+ /ury exch def
+ /urx exch def
+ /lly exch def
+ /llx exch def
+ [
+ /Rect [ llx lly urx ury ]
+
+ /Border [ 0 0 0 ]
+
+ /Action
+ <<
+ /Subtype /URI
+ /URI command
+ >>
+ /Subtype /Link
+ /ANN
+ pdfmark
+}
+bind def
+
+% from adobe tech note 5002.
+/BeginEPSF { %def
+ /b4_Inc_state save def % Save state for cleanup
+ /dict_count countdictstack def % Count objects on dict stack
+ /op_count count 1 sub def % Count objects on operand stack
+ userdict begin % Push userdict on dict stack
+ /showpage { } def % Redefine showpage, { } = null proc
+ 0 setgray 0 setlinecap % Prepare graphics state
+ 1 setlinewidth 0 setlinejoin
+ 10 setmiterlimit [ ] 0 setdash newpath
+ /languagelevel where % If level not equal to 1 then
+ {pop languagelevel % set strokeadjust and
+ 1 ne % overprint to their defaults.
+ {false setstrokeadjust false setoverprint
+ } if
+ } if
} bind def
-% Nice beam with rounded corners
-% FIXME: linewidth hardcoded. check: too round?
-/draw_beam % slope width thick
+/EndEPSF { %def
+ count op_count sub {pop} repeat % Clean up stacks
+ countdictstack dict_count sub {end} repeat
+ b4_Inc_state restore
+} bind def
+
+
+%<font> <encoding> <name> reencode-font
+/reencode-font
{
- %% FIXME: hardcoded
- currentdict /testing known {
- %% real thin lines for testing
- /blot 0.005 def
- }{
- /blot blot-diameter def
- } ifelse
- blot setlinewidth
+ /name exch def
+ /encoding exch def
+ dup length
+ dict begin {
+ 1 index /FID ne {def} {pop
+ pop} ifelse
+ }
+ forall
+ /Encoding encoding
+ def currentdict
+ end
+ name exch definefont
+} bind def
- 0 setlinecap
- 1 setlinejoin
- blot 2 mul sub /t exch def
- blot 2 mul sub /w exch def
- w mul /h exch def
- blot t 2 div neg moveto
- w h rlineto
- 0 t rlineto
- w neg h neg rlineto
- 0 t neg rlineto
+/set_tex_dimen
+{
+ cvr def
+} bind def
- currentdict /testing known {
- %% outline only, for testing:
+
+/stroke_and_fill {
+ gsave
stroke
- }{
- closepath gsave stroke grestore fill
- } ifelse
-} bind def
+ grestore
+ fill
+} bind def
+
+/vector_add { % x1 y1 x2 y2 vector_add x1+x2 y1+y2
+ exch
+ 4 1 roll
+ add
+ 3 1 roll
+ add
+ exch
+} bind def
+
+/draw_round_box % width height x y blot
+currentdict /testing known
+{{
+ setlinewidth
+ 0 setlinecap
+ 1 setlinejoin
+
+ rmoveto
+ currentpoint
+ 4 2 roll
+ rectstroke
+}}
+{{
+ setlinewidth
+ 0 setlinecap
+ 1 setlinejoin
+
+ rmoveto
+ currentpoint
+ 4 2 roll
+ 4 copy
+ rectfill
+ rectstroke
+}} ifelse bind def
-/draw_repeat_slash % width slope thick
+/draw_polygon % fill? x(n) y(n) x(n-1) y(n-1) ... x(0) y(0) n blot
{
- 1 setlinecap
+ setlinewidth %set to blot
+
+ 0 setlinecap
1 setlinejoin
- /beamthick exch def
- /slope exch def
- /width exch def
- beamthick beamthick slope div euclidean_length
- /xwid exch def
- 0 0 moveto
- xwid 0 rlineto
- width slope width mul rlineto
- xwid neg 0 rlineto
- % width neg width angle sin mul neg rlineto
- closepath fill
+ 3 1 roll
+ /polygon_x
+ currentpoint
+ /polygon_y exch def
+ def
+ rmoveto % x(0) y(0)
+ { polygon_x polygon_y vector_add lineto } repeat % n times
+ closepath
+ { %fill?
+ stroke_and_fill
+ }{
+ stroke
+ } ifelse
} bind def
-/draw_hairpin % width start_h end_h thick
+/draw_repeat_slash % x-width width height
{
+ 2 index % duplicate x-width
1 setlinecap
1 setlinejoin
+
+ 0 rlineto % x-width 0
+ rlineto % width height
+ neg 0 rlineto % -x-width 0
+ closepath fill
+} bind def
+% this is for drawing slurs.
+/draw_bezier_sandwich % thickness controls
+{
+ gsave
+ currentpoint translate
+ % round ending and round beginning
+ 1 setlinejoin 1 setlinecap
setlinewidth
- /end_h exch def
- /start_h exch def
- /wid exch def
- 0 start_h moveto
- wid end_h lineto
- stroke
- 0 start_h neg moveto
- wid end_h neg lineto
- stroke
+ moveto
+ curveto
+ lineto
+ curveto
+ closepath
+ stroke_and_fill
+ grestore
} bind def
-/draw_tuplet % height gap dx dy thick dir
-{
- 1 setlinecap
- 1 setlinejoin
-
- /dir exch def
- setlinewidth
- /tuplet_dy exch def
- /tuplet_dx exch def
- /tuplet_gapx exch def
- /tuplet_h exch def
- tuplet_dy tuplet_dx div tuplet_gapx mul /tuplet_gapy exch def
-
-
- 0 tuplet_h neg dir mul moveto
- 0 0 lineto
- tuplet_dx tuplet_gapx sub 2 div
- tuplet_dy tuplet_gapy sub 2 div lineto
- tuplet_dx tuplet_gapx add 2 div
- tuplet_dy tuplet_gapy add 2 div moveto
- tuplet_dx tuplet_dy lineto
- tuplet_dx tuplet_dy tuplet_h dir neg mul add lineto
- stroke
-} bind def
-
-/draw_ez_ball % ch letter_col ball_col font
+/draw_dot % radius x y
{
- % font
- findfont 0.7 scalefont setfont
- 0.1 setlinewidth
- 0 0 moveto
- 0 setgray
- 0.5 0 0.5 0 360 arc closepath fill stroke
- % ball_col
- 1 eq {
- 0.01 setlinewidth
- 1 setgray
- 0.5 0 0.4 0 360 arc closepath
- fill stroke
- } if
- % letter_col
- setgray
- % 0.25 is empiric centering. Change to taste
- 0.25 -0.25 moveto
- % ch
- show
+ rmoveto
+ currentpoint
+ 3 2 roll
+ 0 360 arc closepath stroke_and_fill
} bind def
-% Simple, but does it work everywhere?
-% Han-Wen reports that one printer (brand?) at cs.uu.nl chokes on this,
-% reverted for now -- jcn
-%
-% The filled circles are drawn by setting the linewidth
-% to 2*radius and drawing a point.
-/simple_draw_ez_ball % ch letter_col ball_col font
+/draw_circle % F R T
{
- % font
- findfont 0.85 scalefont setfont
- /origin { 0.45 0 } def
- 0 setgray
- 1.1 setlinewidth
- origin moveto
- origin lineto stroke
- % ball_col
- setgray
- 0.9 setlinewidth
- origin moveto
- origin lineto stroke
- % letter_col
- setgray
- % 0.25 is empiric centering. Change to taste
- origin moveto
- -0.28 -0.30 rmoveto
- % ch
- show
+ setlinewidth
+ dup 0 rmoveto
+ currentpoint 3 2 roll
+ 0 360 arc closepath
+ { stroke_and_fill }
+ { stroke }
+ ifelse
} bind def
-/draw_volta % h w thick vert_start vert_end
-{
- 1 setlinecap
- 1 setlinejoin
-
- /vert_end exch def
- /vert_start exch def
- setlinewidth
- /volta_w exch def
- /volta_h exch def
- vert_start 0 eq {
- 0 0 moveto
- 0 volta_h lineto
- } if
- 0 volta_h moveto
- volta_w volta_h lineto
- vert_end 0 eq {
- volta_w 0 lineto
- } if
- stroke
-} bind def
-
-% this is for drawing slurs.
-/draw_bezier_sandwich % thickness controls
-{
- setlinewidth
- moveto
- curveto
- lineto
- curveto
- gsave
- fill
- grestore
- stroke
-} bind def
-
-/draw_dashed_line % dash thickness dx dy
-{
- 1 setlinecap
- 1 setlinejoin
- setdash
- setlinewidth
- 0 0 moveto
- lineto
- stroke
-} bind def
-
-/draw_dashed_slur % dash thickness controls
-{
- 1 setlinecap
- 1 setlinejoin
- setdash
- setlinewidth
- 8 -2 roll
- moveto
- curveto
- stroke
-} bind def
-
-
-
-/bracket_traject
-{
- /traject_ds exch def
- /traject_alpha exch def
- traject_ds traject_alpha sin mul add
- exch
- traject_ds traject_alpha cos mul add
- exch
-} bind def
-
-
-/half_bracket
-{
-%6
- 0 0
-%5a
- bracket_thick arch_height add half_height arch_thick sub arch_width add
- arch_angle arch_height -0.15 mul bracket_traject
-%5b
- bracket_thick 0.5 mul half_height
- 0 arch_height 0.5 mul bracket_traject
-%5c
- 0 half_height
-%4a
- bracket_thick half_height arch_thick sub
- 0 arch_height 0.4 mul bracket_traject
-%4b
- bracket_thick arch_height add half_height arch_thick sub arch_width add
- arch_angle arch_height -0.25 mul bracket_traject
-%4c
- bracket_thick arch_height add half_height arch_thick sub arch_width add
-%3
- bracket_thick half_height arch_thick sub
-%2
- bracket_thick 0
-%1
- 0 0
-} bind def
+/draw_line % dx dy x1 y1 thickness
+{
+ setlinewidth
+ 1 setlinecap
+ 1 setlinejoin
+ rmoveto
+ rlineto
+ stroke
+} bind def
-/draw_half_bracket {
- moveto
- lineto
- lineto
- curveto
- curveto
- lineto
- gsave
- fill
- grestore
-} bind def
+/draw_dashed_line % dx dy thickness dashpattern
+{
+ 1 setlinecap
+ 1 setlinejoin
+ setdash
+ setlinewidth
+ rlineto
+ stroke
+} bind def
-/draw_bracket % arch_angle arch_width arch_height bracket_height arch_thick bracket_thick
-{
- % urg
-
- /bracket_thick exch def
- /arch_thick exch def
- /bracket_height exch def
- /arch_height exch def
- /arch_width exch def
- /arch_angle exch def
-
- bracket_height 2 div bracket_thick add /half_height exch def
- bracket_thick 0.5 mul setlinewidth
- 1 setlinecap
- 1 setlinejoin
- half_bracket
- 20 copy
- 1 -1 scale
- draw_half_bracket
- stroke
- 1 -1 scale
- draw_half_bracket
- stroke
-} bind def
+/draw_dashed_slur % controls thickness dash
+{
+gsave
+ currentpoint translate
+ 1 setlinecap
+ 1 setlinejoin
+ setdash
+ setlinewidth
+ moveto
+ curveto
+ stroke
+grestore
+} bind def
+/print_glyphs {
+ {
+ currentpoint
+ 3 2 roll
+ glyphshow
+ moveto
+ rmoveto
+ }repeat
+}bind def
+%end music-drawing-routines.ps