summaryrefslogtreecommitdiff
path: root/Master/texmf-dist/tex/generic/musixtex/musixcrd.tex
blob: 2701d104ee6352a489f779fed5ccbfa37b8b7ea5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
%%
%% This is file `musixcrd.tex',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% musixcrd.dtx 
%% 
%% IMPORTANT NOTICE:
%% 
%% For the copyright see the source file.
%% 
%% Any modified versions of this file must be renamed
%% with new filenames distinct from musixcrd.tex.
%% 
%% For distribution of the original source see the terms
%% for copying and modification in the file musixcrd.dtx.
%% 
%% This generated file may be distributed as long as the
%% original source files, as listed above, are part of the
%% same distribution. (The sources need not necessarily be
%% in the same archive or directory.)
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% musixcrd - typsetting chord symbols with                   %%
%%                   musixtex                                 %%
%% main source file contains code, doc, and examples          %%
%% $Id: musixcrd.dtx,v 1.7 2004/11/02 13:13:41 hennig Exp $   %%
%% copyright 2004 , Robert Hennig                             %%
%% this code is licensed in terms of the                      %%
%% GNU Public License                                         %%
%%                                                            %%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ifx\makeatletter\undefined\def\makeatletter{\catcode`\@=11\relax}\fi
\ifx\makeatother\undefined\def\makeatother{\catcode`\@=12\relax}\fi

\makeatletter% ^^A allows to use @ as ordinary letter
\def\crddefaultheight{10}
\def\crdtranspose{0}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\crd@append#1\to#2{%
  \toks0=\expandafter{#1}\toks2=\expandafter{#2}%
  \edef#2{\the\toks2 \the\toks0}}
\def\crd@prepend#1\by#2{%
  \toks0=\expandafter{#1}\toks2=\expandafter{#2}%
  \edef#1{\the\toks2 \the\toks0}}
\def\crd@movetoken#1\to#2{%
  \ifx#1\empty\else\expandafter\crd@moveoff#1\crd@moveoff#1#2\fi}%
\def\crd@moveoff#1#2\crd@moveoff#3#4{\def#3{#2}\crd@prepend#4\by#1}
\newif\ifcrd@parsematched%  true if parse matched
\newcount\crd@parsedepth%   internal register

\def\crd@parse#1\for#2{% parse tokens #1 for occurence of items of table #2
  \crd@parsedepth=1 % default if not defined
  \expandafter\ifx\csname#2depth\endcsname\relax\else%
    \crd@parsedepth=\csname#2depth\endcsname%
  \fi%
  \def\stack{}%\def\crd@parseresult{}
  \crd@parsematchedfalse% initialisation
  \crd@parser#1\for#2% call the recursive part
}
\def\crd@parser#1\for#2{% recursive part of parser
  \ifx#1\empty\else% is list filled ?
    \ifnum\crd@parsedepth>0 %  and do we have to read more chars into stack
      \advance\crd@parsedepth by-1 %
      \crd@movetoken#1\to\stack%
      \crd@parser#1\for#2%   recursive call
      \ifcrd@parsematched\else%  if still not matched
        \expandafter\ifx\csname#2\stack\endcsname\relax% does item match
          \crd@movetoken\stack\to#1% no match, put char back to source
        \else% match
          \csname#2\stack\endcsname%
          \crd@parsematchedtrue% signal success
        \fi%
      \fi%
    \fi%
  \fi%
}
\newcount\crd@vshift%
\newcount\crd@hshift%
\def\crd@number{crd@number}%
\def\crd@numberdepth{2}%
\expandafter\def\csname\crd@number0\endcsname{\crd@numberval=0 }%
\expandafter\def\csname\crd@number1\endcsname{\crd@numberval=1 }%
\expandafter\def\csname\crd@number2\endcsname{\crd@numberval=2 }%
\expandafter\def\csname\crd@number3\endcsname{\crd@numberval=3 }%
\expandafter\def\csname\crd@number4\endcsname{\crd@numberval=4 }%
\expandafter\def\csname\crd@number5\endcsname{\crd@numberval=5 }%
\expandafter\def\csname\crd@number6\endcsname{\crd@numberval=6 }%
\expandafter\def\csname\crd@number7\endcsname{\crd@numberval=7 }%
\expandafter\def\csname\crd@number8\endcsname{\crd@numberval=8 }%
\expandafter\def\csname\crd@number9\endcsname{\crd@numberval=9 }%
\expandafter\def\csname\crd@number1-\endcsname{\crd@numberval=-1 }%
\expandafter\def\csname\crd@number2-\endcsname{\crd@numberval=-2 }%
\expandafter\def\csname\crd@number3-\endcsname{\crd@numberval=-3 }%
\expandafter\def\csname\crd@number4-\endcsname{\crd@numberval=-4 }%
\expandafter\def\csname\crd@number5-\endcsname{\crd@numberval=-5 }%
\expandafter\def\csname\crd@number6-\endcsname{\crd@numberval=-6 }%
\expandafter\def\csname\crd@number7-\endcsname{\crd@numberval=-7 }%
\expandafter\def\csname\crd@number8-\endcsname{\crd@numberval=-8 }%
\expandafter\def\csname\crd@number9-\endcsname{\crd@numberval=-9 }%
\newcount\crd@quint% register used to represent notes in the circle of
\def\crd@quintval{crd@quintval}%
\def\crd@quintvalA{\crd@quint=3 }%   A
\def\crd@quintvalB{\crd@quint=5 }%   B
\def\crd@quintvalC{\crd@quint=0 }%   C
\def\crd@quintvalD{\crd@quint=2 }%   D
\def\crd@quintvalE{\crd@quint=4 }%   E
\def\crd@quintvalF{\crd@quint=-1 }%  F
\def\crd@quintvalG{\crd@quint=1 }%   G
\def\crd@quintmod{crd@quintmod}
\def\crd@quintmoddepth{2}
\def\crd@quintmods{\advance\crd@quint by7 }%    sharp
\def\crd@quintmodf{\advance\crd@quint by-7 }%   flat
\def\crd@quintmodsd{\advance\crd@quint by14 }%  double sharp
\def\crd@quintmodfd{\advance\crd@quint by-14 }% double flat
\def\crd@note{crd@note}
\expandafter\def\csname\crd@note3\endcsname{A}
\expandafter\def\csname\crd@note5\endcsname{B}
\expandafter\def\csname\crd@note0\endcsname{C}
\expandafter\def\csname\crd@note2\endcsname{D}
\expandafter\def\csname\crd@note4\endcsname{E}
\expandafter\def\csname\crd@note-1\endcsname{F}
\expandafter\def\csname\crd@note1\endcsname{G}
\def\crd@notelow{-1} % lowest quint without accidental
\def\crd@notehigh{5} % highest quint without accidental
\def\crd@sharp{\sharp}
\def\crd@flat{\flat}
\def\crd@doublesharp{\sharp\sharp}
\def\crd@doubleflat{\flat\flat}
\def\crd@parsenote#1#2{% parse input results: #1
  \def#1{}\def#2{}%
  \crd@parse\crd@input\for\crd@quintval%
  \ifcrd@parsematched%         we got an valid note
    \crd@parse\crd@input\for\crd@quintmod%
    \advance\crd@quint by\crdtranspose \relax% transposition, space is needed!
    \crd@enharmonic%
    \ifnum\crd@quint>\crd@notehigh % sharps ?
      \advance\crd@quint by-7 %
      \ifnum\crd@quint>\crd@notehigh % double sharp ?
        \advance\crd@quint by-7 %
        \ifnum\crd@quint>\crd@notehigh % too much sharps !
          \relax ERROR:too much sharps%
        \else\edef#2{\crd@doublesharp}\fi%
      \else\edef#2{\crd@sharp}\fi%
    \fi%
    \ifnum\crd@quint<\crd@notelow % flats ?
      \advance\crd@quint by7 %
      \ifnum\crd@quint<\crd@notelow % double flat ?
        \advance\crd@quint by7 %
        \ifnum\crd@quint<\crd@notelow % too much flats !
          \relax ERROR:too much flats%
        \else\edef#2{\crd@doubleflat}\fi%
      \else\edef#2{\crd@flat}\fi%
    \fi%
    \expandafter\ifx\csname\crd@note\number\crd@quint\endcsname\relax%
      ERROR:notename for (\number\crd@quint) is not defined.
    \fi%
    \edef#1{\csname\crd@note\number\crd@quint\endcsname}% set note
  \fi%
}
\def\crd@enharmonic{}%
\def\crd@qualinit{%
  \def\crd@lo{}%    lower extensions
  \def\crd@up{}%    upper extensioins
  \def\crd@alt{}%   alterations
}
\def\crd@qual{crd@qual}%
\def\crd@qualdepth{2}
\def\crd@qualm{\crd@append{\crd@smalltype m}\to\crd@lo}% minor
\def\crd@qualM{\crd@append{\crd@capitaltype M}\to\crd@lo}% major7
\expandafter\def\csname\crd@qual5+\endcsname% aug. 5
{\crd@append{+}\to\crd@lo}
\expandafter\def\csname\crd@qual6\endcsname% 6
{\crd@append{\crd@numbertype6}\to\crd@up}
\expandafter\def\csname\crd@qual7\endcsname% dominant 7
{\crd@append{\crd@numbertype7}\to\crd@up}
\def\crd@quald{\crd@append{\crd@dim}\to\crd@up}% diminished
\def\crd@qualh{\crd@append{\crd@hdim}\to\crd@up}% half diminished
\expandafter\def\csname\crd@qual9-\endcsname% -9
{\crd@append{\crd@numbertype\crd@numberflat9}\to\crd@alt}
\expandafter\def\csname\crd@qual9+\endcsname% +9
{\crd@append{\crd@numbertype\crd@numbersharp9}\to\crd@alt}
\def\crd@skipcrdnote{crd@skipcrdnote}
\expandafter\def\csname\crd@skipcrdnote/\endcsname{}
\def\crd@parsecrd{%
  \crd@vshift=0 %
  \let\crd@numberval=\crd@vshift%
  \crd@parse\crd@input\for\crd@number%
  \crd@hshift=0 %
  \let\crd@numberval=\crd@hshift%
  \crd@parse\crd@input\for\crd@number%
  \def\crd@crdnote{}%  chord note
  \def\crd@crdacc{}%   chord note accidental
  \def\crd@bassnote{}% bass note
  \def\crd@bassacc{}%  bass note accidental
  \crd@qualinit%       initialize qualifiers
  \let\crd@flat=\crd@noteflat%
  \let\crd@doubleflat=\crd@notedoubleflat%
  \let\crd@sharp=\crd@notesharp%
  \let\crd@doublesharp=\crd@notedoublesharp%
  \crd@parsenote\crd@crdnote\crd@crdacc%    read chord note
  \loop\crd@parse\crd@input\for\crd@qual%   read qualifiers
     \ifcrd@parsematched\repeat%
  \crd@parse\crd@input\for\crd@skipcrdnote% skip eventually
  \let\crd@flat=\crd@bassflat%
  \let\crd@doubleflat=\crd@bassdoubleflat%
  \let\crd@sharp=\crd@basssharp%
  \let\crd@doublesharp=\crd@bassdoublesharp%
  \crd@parsenote\crd@bassnote\crd@bassacc%  read bass note
  \crd@formatcrd\hfil% call rendering
}
\def\crd@crddelim{crd@crddelim}%
\expandafter\def\csname\crd@crddelim,\endcsname{}%
\def\crd@parsecrds{%
  \crd@parsecrd%
  \crd@parse\crd@input\for\crd@crddelim%
  \ifcrd@parsematched\crd@parsecrds\fi%
}
\def\c#1 {\def\crd@input{#1}\crd@output\crd@parsecrds}
\def\crd@fontstylea{%
  \font\crd@eightrm=cmr8
  \font\crd@eightit=cmmi8
  \font\crd@seventeenrm=cmr17
  \font\crd@fourteenrm=cmr14
  \font\crd@twelverm=cmr12
  \font\crd@ninerm=cmr9
  \font\crd@smallninerm=cmr9 scaled 900
  \font\crd@bigninerm=cmr9 scaled 1100
  \let\crd@notetype=\crd@seventeenrm
  \def\crd@noteflat{\raise0.6ex\hbox{\kern-0.085em\musictwenty2}}
  \def\crd@notedoubleflat{\raise0.6ex\hbox{\kern-0.085em\musictwenty3}}
  \def\crd@notesharp{\raise0.8ex\hbox{\musictwenty4}}
  \def\crd@notedoublesharp{\raise0.8ex\hbox{\musictwenty5}}
  \let\crd@basstype=\crd@fourteenrm
  \def\crd@bassflat{\raise.5ex\hbox{\musicsixteen2}}
  \def\crd@bassdoubleflat{\raise0.6ex\hbox{\kern-0.085em\musicsixteen3}}
  \def\crd@basssharp{\raise1ex\hbox{\musicsixteen4}}
  \def\crd@bassdoublesharp{\raise0.8ex\hbox{\musicsixteen5}}
  \let\crd@numbertype=\crd@ninerm
  \def\crd@numberflat{\raise.5ex\hbox{\musiceleven2}}
  \def\crd@numbersharp{\raise1ex\hbox{\musiceleven4}}
  \def\crd@numberminus{\crd@ninerm-}
  \def\crd@numberplus{\crd@ninerm+}
  \let\crd@capitaltype=\crd@smallninerm % capitals
  \let\crd@smalltype=\crd@bigninerm   % small
  \def\crd@hdim{\crd@eightit$\circ$\kern-4.4pt\raise.9pt\hbox{\crd@eightrm/}}
  \def\crd@dim{\crd@eightit$\circ$}
}
\def\crd@formatcrda{%
  \hbox{\kern\crd@hshift\elemskip\raise\crd@vshift\internote\hbox{%
    {\crd@notetype\crd@crdnote\crd@crdacc}%
    \vbox{%
      \hbox{%
        \crd@up%
        \ifx\crd@alt\empty\else\crd@numbertype(\crd@alt\crd@numbertype)\fi%
      }%
      \nointerlineskip\vskip1pt%
      \hbox{\vphantom{\crd@capitaltype M}\crd@lo}}%
    \ifx\crd@bassnote\empty\else%
      {\crd@basstype/%
        \lower0.5ex\hbox{\kern-0.17em \crd@bassnote\crd@bassacc}}%
    \fi%\
  }}
}
\let\crd@formatcrd=\crd@formatcrda
\crd@fontstylea
\def\crd@musixOutput#1{\hbox{\zchar{\crddefaultheight}{\hbox to\elemskip{#1\hss}}}}
\let\crd@output=\crd@musixOutput
\makeatother
\endinput
%%
%% End of file `musixcrd.tex'.