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1\environment pagecolumns-000
2
3\definepagecolumns
4  [example]
5  [n=3,
6   distance=\emwidth]
7
8\setupbackgrounds
9  [text]
10  [background=color,
11   backgroundcolor=color-1]
12
13\starttext
14
15\startpagecolumns[example]
16
17\dorecurse {7} {
18  \startplacefigure[location={top,none}]
19    \framed
20      [width=\textwidth,
21       height=1cm,
22       frame=off,
23       background=color,
24       backgroundcolor=color-2]
25      {A.#1}
26  \stopplacefigure
27  \startplacefigure[location={top,none}]
28    \framed
29      [width=\measure{twocolumns},
30       height=1cm,
31       frame=off,
32       background=color,
33       backgroundcolor=color-3]
34      {B.#1}
35  \stopplacefigure
36  \samplefile{tufte}
37  \par
38}
39
40\dorecurse {7} {
41  \samplefile{tufte}
42  \par
43}
44
45\stoppagecolumns
46
47\stoptext
48
49
50