2 % Some utilities for formatting (extended) lambda calculus and
6 \startuseMPgraphic{HLine}
8 % Create a rectangle of the full size
9 a := origin -- (\MPvar{width}, 0mm);
11 b := a randomized (\overlaywidth / 50) ;
13 drawoptions (withpen pencircle scaled .75mm withcolor black) ;
17 % Draw a line with the given options. Accepts only the 'width' option. Be
18 % careful that these are metapost options, so use \the\textwidth instead of
19 % textwidth, and a metapost expression for arithmethic (e.g. 0.5 *
20 % \the\textwidth instead of 0.5\textwidth).
22 {\setupMPvariables[HLine][#1]%
25 \startuseMPgraphic{HDLine}
27 % Create a rectangle of the full size
28 a := origin -- (\MPvar{width}, 0mm);
30 b := a randomized (\overlaywidth / 100) ;
32 drawoptions (withpen pencircle scaled .75mm withcolor black dashed evenly) ;
36 % Draw a line with the given options. Accepts only the 'width' option. Be
37 % careful that these are metapost options, so use \the\textwidth instead of
38 % textwidth, and a metapost expression for arithmethic (e.g. 0.5 *
39 % \the\textwidth instead of 0.5\textwidth).
41 {\setupMPvariables[HDLine][#1]%
42 \useMPgraphic{HDLine}}
44 \startuseMPgraphic{box}
46 % Create a rectangle of the full size
47 a := unitsquare xyscaled(\overlaywidth,\overlayheight);
49 b := a randomized (min(\overlayheight, \overlaywidth) / 25) ;
51 drawoptions (withpen pencircle scaled .75mm withcolor black) ;
55 \defineoverlay[box][\useMPgraphic{box}]
57 % Define \{start,stop}boxed with a nice metapost box around it.
58 \defineframedtext[boxed][width=fit,background=box,frame=off]
60 % Install the lambda calculus pretty-printer, as defined in pret-lam.lua.
61 \installprettytype [LAM] [LAM]
62 % Define \startlambda \stoplambda. Suppress page breaks directly before
63 % such a box (\page[no] only works directly after a paragraph break, so
65 \definetyping[lambda][option=LAM,style=sans,before={\par\page[no]\startboxed},after={\stopboxed},strip=auto]
66 % Define \startunboxedlambda \stopunboxedlambda
67 \definetyping[unboxedlambda][option=LAM,style=sans,strip=auto]
69 % Define \lam{} (since \lambda is taken)
70 \definetype[lam][option=LAM,style=sans]
72 % Install the transformation pretty-printer, as defined in pret-trans.lua.
73 \installprettytype [TRANS] [TRANS]
74 % Define \starttrans \stoptrans
75 \definetyping[trans][option=TRANS,style=normal,before={\par\page[no]\startboxed},after={\stopboxed},strip=auto]
77 % Install the haskell pretty-printer, as defined in pret-haskell.lua.
78 \installprettytype [HASKELL] [HASKELL]
79 % Define \starthaskell \stophaskell
80 \definetyping[haskell][option=HASKELL,before={\par\page[no]\startboxed},after={\stopboxed},strip=auto]
82 \definetype[hs][option=HASKELL,style=mono]
84 % Define \startvhdl \stopvhdl
85 \definetyping[vhdl][numbering=line,before={\startboxed},after={\stopboxed}]
87 % Type the given buffer with the lambda typing style.
88 % e.g., \typebufferlam{buffname}
89 \define[1]\typebufferlam{
90 % We can't use \startlambda here defined by definetyping[lambda] above when
91 % typing buffers, so instead we'll redfine the options here.
92 \setuptyping[option=LAM,style=sans,before=,after=,strip=auto]
96 % Reset the typing options
97 \setuptyping[option=none,style=\tttf,strip=auto]
100 % Type the given buffer with the haskell typing style.
101 % e.g., \typebufferhs{buffname}
102 \define[1]\typebufferhs{
103 % We can't use \startlambda here defined by definetyping[lambda] above when
104 % typing buffers, so instead we'll redfine the options here.
105 \setuptyping[option=HASKELL,style=mono,strip=auto]
109 % Reset the typing options
110 \setuptyping[option=none,style=\tttf,strip=auto]
113 % Type the given buffer with the vhdl typing style.
114 % e.g., \typebuffervhdl{buffname}
115 \define[1]\typebuffervhdl{
116 % We can't use \startvhdl here defined by definetyping[vhdl] above when
117 % typing buffers, so instead we'll redefine the options here.
118 \setuptyping[style=mono,strip=auto,numbering=line]
122 % Reset the typing options
123 \setuptyping[option=none,style=\tttf,strip=auto]
126 % Display a useMPgraphic in a pretty box
127 \define[1]\boxedgraphic{
133 \setupcaption[figure][location=top] % Put captions on top
134 % Define an "example" float. Don't add box around it, since an example will
135 % commonly contain two boxed items (Before / after, code / picture).
136 % Make an example use the same numbering as a figure.
137 \definefloat[example][examples][figure]
138 \setupcaption[example][location=top] % Put captions on top
139 % Define a definition float that shares its numbering and setting with
141 \definefloat[definition][definitions][figure]
142 \setupcaption[example][location=top] % Put captions on top
143 % Make sure the labels really say Definition and Example instead of
144 % Figure. This seems to be a bug in ConTeXt (\redodefinefloat in
145 % strc-flt.mkiv has \presetlabeltext[#1=\Word{#3}~]% which should
146 % reference #1 instead of #3).
147 \setuplabeltext[en][definition=Definition~]
148 \setuplabeltext[en][example=Example~]
150 % Margin magic taken from
151 % http://www.pragma-ade.com/general/manuals/details.pdf By setting negative
152 % margin distances, we put our float inside the outer margin. I think we set
153 % both left and right margin distance, because we don't know what will be the
154 % outer margin (and it will probably only use the distance of the margin it's
155 % actually aligning against).
156 % The default= option corresponds to the first option to \placefloat.
157 % outer puts it in the outer margin, none means no caption, high means
158 % no spacing at the top (placing it high wrt the text) and low means no
159 % spacing at the bottom.
160 \setupfloat[intermezzo][leftmargindistance=-\leftmarginwidth, rightmargindistance=-\rightmarginwidth, default={outer,none,low,high}]
162 % Let floats float next to titles, instead of inserting whitespace so a
163 % section head comes after a float.
164 \setupheads[aligntitle=float]
166 % A variant of \startquotation that puts a citation directly after the
168 \long\def\startcitedquotation[#1]#2\stopcitedquotation
171 \symbol[leftquotation]%
172 #2\removeunwantedspaces
173 \symbol[rightquotation]%
178 % vim: set sw=2 sts=2 expandtab: