% TODO: use dicts or prefixes to prevent namespace pollution.
-% Emulation code from Postscript Language Reference.
-
-/*SF
-{
- exch findfont exch
- dup type /arraytype eq
- {makefont}
- {scalefont}
- ifelse
- setfont
-} bind def
-
-/languagelevel where
- {pop languagelevel}
- {1}
-ifelse
-
-2 lt
- { /selectfont /*SF load def }
-if
-
-% end emulation code
-
/pdfmark where
{pop} {userdict /pdfmark /cleartomark load put} 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
+ /uri exch def
/ury exch def
/urx exch def
/lly exch def
/Action
<<
/Subtype /URI
- /URI command
+ /URI uri
>>
/Subtype /Link
/ANN
b4_Inc_state restore
} bind def
-
-%<font> <encoding> <name> reencode-font
-/reencode-font
-{
- /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
-
-
-
/set_tex_dimen
{
cvr def
} bind def
-
/stroke_and_fill {
gsave
stroke
closepath fill
} bind def
-% this is for drawing slurs.
+% this is for drawing slurs and barre-indicators.
/draw_bezier_sandwich % thickness controls
{
gsave
ifelse
} bind def
+/draw_oval % filled? x-radius y-radius thickness draw_ellipse
+{
+ setlinewidth % f? x-r y-r
+ /yrad exch def
+ /xrad exch def
+ xrad 0 rmoveto
+ 0 yrad -2 xrad mul dup yrad exch 0 rcurveto
+ 0 yrad neg dup 2 xrad mul dup 3 1 roll 0 rcurveto
+ closepath
+ { stroke_and_fill}
+ { stroke }
+ ifelse
+} bind def
+
+/draw_ellipse % filled? x-radius y-radius thickness draw_ellipse
+{
+ setlinewidth % f? x-r y-r
+ /savematrix matrix currentmatrix def
+ scale % f?
+ currentpoint
+ 1 0 rmoveto
+ 1 0 360 arc closepath
+ savematrix setmatrix
+ { stroke_and_fill}
+ { stroke }
+ ifelse
+} bind def
/draw_line % dx dy x1 y1 thickness draw_line
{
stroke
} bind def
-/draw_dashed_line % dx dy thickness dashpattern draw_dashed_line
+/draw_dashed_line % dx dy thickness dashpattern offset draw_dashed_line
{
1 setlinecap
1 setlinejoin