-%!PS-Adobe-1.0: lily.ps
+%!PS-Adobe-1.0: music-drawing-routines.ps
%
% Functions for direct and embedded PostScript
-% round cappings
-1 setlinecap
-/euclidean_length
-{
- 1 copy mul exch 1 copy mul add sqrt
-} bind def
+%% TODO: use dicts or prefixes to prevent namespace pollution.
+
+/pdfmark where
+{pop} {userdict /pdfmark /cleartomark load put} ifelse
+
+% 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
+
-/draw_beam % width slope thick
-{
- 2 div /beam_thick exch def
- /beam_slope exch def
- /beam_wd exch def
- beam_slope beam_wd mul /beam_ht exch def
- 0 beam_thick neg moveto
- beam_wd beam_ht rlineto
- 0 beam_thick 2 mul rlineto
- 0 beam_thick lineto
- closepath fill
+/EndEPSF { %def
+ count op_count sub {pop} repeat % Clean up stacks
+ countdictstack dict_count sub {end} repeat
+ b4_Inc_state restore
} bind def
-/draw_repeat_slash % width slope thick
+% llx lly urx ury URI
+/mark_URI
{
- /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
+ /command exch def
+ /ury exch def
+ /urx exch def
+ /lly exch def
+ /llx exch def
+ [
+ /Rect [ llx lly urx ury ]
+ /Border [ 0 0 0 0 ]
+
+ /Action
+ <<
+ /Subtype /URI
+ /URI command
+ >>
+ /Subtype /Link
+ /ANN
+ pdfmark
+}
+bind def
+
+/set_tex_dimen
+{
+ cvr def
} bind def
-/draw_hairpin % width start_h end_h thick
+
+
+/euclidean_length
{
- 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
+ 1 copy mul exch 1 copy mul add sqrt
} bind def
-/draw_tuplet % height gap dx dy thick dir
-{
- /dir exch def
- setlinewidth
- 1 setlinecap
- 1 setlinejoin
- /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
+% FIXME. translate to middle of box.
+% Nice rectangle with rounded corners
+/draw_box % breapth width depth height
+{
+% currentdict /testing known {
+ %% real thin lines for testing
+ /blot 0.005 def
+% }{
+% /blot blot-diameter def
+% } ifelse
+
+ 0 setlinecap
+ blot setlinewidth
+ 1 setlinejoin
+
+ blot 2 div sub /h exch def
+ blot 2 div sub /d exch def
+ blot 2 div sub /w exch def
+ blot 2 div sub /b exch def
+
+ 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
-/draw_ez_ball % ch letter_col ball_col font
+ currentdict /testing known {
+ %% outline only, for testing:
+ stroke
+ }{
+ closepath gsave stroke grestore fill
+ } ifelse
+} bind def
+
+
+/draw_round_box % breapth width depth height blot
{
- % 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
+ /blot exch def
+
+ 0 setlinecap
+ blot setlinewidth
+ 1 setlinejoin
+
+ blot 2 div sub /h exch def
+ blot 2 div sub /d exch def
+ blot 2 div sub /w exch def
+ blot 2 div sub /b exch def
+
+ 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
} 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
+% Nice beam with rounded corners
+/draw_beam % slope width thick blot
{
- % 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
+ /blot exch def
+ blot setlinewidth
+
+ 0 setlinecap
+ 1 setlinejoin
+
+ blot sub /t exch def
+ blot sub /w exch def
+ w mul /h exch def
+
+ blot 2 div t 2 div neg moveto
+ w h rlineto
+ 0 t rlineto
+ w neg h neg rlineto
+ 0 t neg rlineto
+
+ currentdict /testing known {
+ %% outline only, for testing:
+ stroke
+ }{
+ closepath gsave stroke grestore fill
+ } ifelse
} bind def
-/draw_volta % h w thick vert_start vert_end
-{
- /vert_end exch def
- /vert_start exch def
- setlinewidth
- /volta_w exch def
- /volta_h exch def
- 1 setlinecap
- 1 setlinejoin
- 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
+/draw_polygon % x(n) y(n) x(n-1) y(n-1) ... x(1) y(1) n blot fill
+{
+ /fillp exch def
+ /blot exch def
-% this is for drawing slurs.
-/draw_bezier_sandwich % thickness controls
-{
- setlinewidth
- moveto
- curveto
- lineto
- curveto
- gsave
- fill
- grestore
- stroke
-} bind def
+ 0 setlinecap
+ blot setlinewidth
+ 1 setlinejoin
-/draw_dashed_line % dash thickness dx dy
-{
- 1 setlinecap
- 1 setlinejoin
- setdash
- setlinewidth
+ /points exch def
+ 2 copy
+ moveto
+ 1 1 points { pop lineto } for
+ closepath
+ fillp {
+ gsave stroke grestore fill
+ }{
+ stroke
+ } ifelse
+} bind def
+
+/draw_repeat_slash % width slope thick
+{
+ 1 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
+} bind def
+
+% this is for drawing slurs.
+/draw_bezier_sandwich % thickness controls
+{
+ % round ending and round beginning
+ 1 setlinejoin 1 setlinecap
+ setlinewidth
+ moveto
+ curveto
lineto
- stroke
-} bind def
+ curveto
+ closepath
+ gsave
+ fill
+ grestore
+ stroke
+} bind def
-/draw_dashed_slur % dash thickness controls
-{
- 1 setlinecap
- 1 setlinejoin
- setdash
- setlinewidth
- 8 -2 roll
- moveto
- curveto
- stroke
-} bind def
+/draw_dot % x1 y2 R
+{
+% 0 360 arc fill stroke
+ 0 360 arc closepath fill stroke
+} bind def
+/draw_circle % R T F
+{
+ /filled exch def
+ setlinewidth
+ dup 0 moveto
+ 0 exch 0 exch
+ 0 360 arc closepath
+ gsave stroke grestore
+ filled { fill } if
+} 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
+%%%% JUNKME. use color & circle.
+/draw_white_dot % x1 y2 R
+{
+% 0 360 arc fill stroke
+ 0 360 arc closepath % fill stroke
+gsave
+ 1 setgray fill
+grestore
+% 0 360 arc closepath % fill stroke
+ 0.05 setlinewidth 0 setgray stroke
+} bind def
+%% JUNKME: Use color.
+/draw_white_text % text scale font
+{
+ %font
+ findfont
+ %scale
+ exch scalefont setfont
+ 1 setgray
+ 0 0 moveto
+ %-0.05 -0.05 moveto
+ % text
+ show
+} 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_half_bracket {
- moveto
- lineto
- lineto
- curveto
- curveto
- lineto
- gsave
- fill
- grestore
-} 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
-/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
+%end music-drawing-routines.ps
projects / lilypond.git / blobdiff