1# Box objects 2 3A box is a rectangle with a specified width and height. The default 4width and height are the values of the "`boxwid`" and "`boxht`" variables. 5 6~~~~ pikchr indent 7A: box thick 8line thin color gray left 70% from 2mm left of A.nw 9line same from 2mm left of A.sw 10text "height" at (7/8<previous.start,previous.end>,1/2<1st line,2ndline>) 11line thin color gray from previous text.n up until even with 1st line -> 12line thin color gray from previous text.s down until even with 2nd line -> 13X1: line thin color gray down 50% from 2mm below A.sw 14X2: line thin color gray down 50% from 2mm below A.se 15text "width" at (1/2<X1,X2>,6/8<X1.start,X1.end>) 16line thin color gray from previous text.w left until even with X1 -> 17line thin color gray from previous text.e right until even with X2 -> 18~~~~ 19 20If a "`radius`" is specified, then the corners of the box are rounded using 21arcs of the given radius. The default radius for each new box is the value 22of the "`boxrad`" variable which is initially 0.0. 23 24~~~~ pikchr indent 25A: box thick rad 0.3*boxht 26line thin color gray left 70% from 2mm left of (A.w,A.n) 27line same from 2mm left of (A.w,A.s) 28text "height" at (7/8<previous.start,previous.end>,1/2<1st line,2ndline>) 29line thin color gray from previous text.n up until even with 1st line -> 30line thin color gray from previous text.s down until even with 2nd line -> 31X1: line thin color gray down 50% from 2mm below (A.w,A.s) 32X2: line thin color gray down 50% from 2mm below (A.e,A.s) 33text "width" at (1/2<X1,X2>,6/8<X1.start,X1.end>) 34line thin color gray from previous text.w left until even with X1 -> 35line thin color gray from previous text.e right until even with X2 -> 36X3: line thin color gray right 70% from 2mm right of (A.e,A.s) 37X4: line thin color gray right 70% from A.rad above start of X3 38text "radius" at (6/8<X4.start,X4.end>,1/2<X3,X4>) 39line thin color gray from (previous,X3) down 30% <- 40line thin color gray from (previous text,X4) up 30% <- 41~~~~ 42 43## Boundary points: 44 45~~~~ pikchr indent 46A: box thin 47dot ".c" above at A 48dot ".n" above at A.n 49dot " .ne" ljust above at A.ne 50dot " .e" ljust at A.e 51dot " .se" ljust below at A.se 52dot ".s" below at A.s 53dot ".sw " rjust below at A.sw 54dot ".w " rjust at A.w 55dot ".nw " rjust above at A.nw 56 57A: box thin at 2.0*boxwid right of previous box rad 15px 58dot ".c" above at A 59dot ".n" above at A.n 60dot " .ne" ljust above at A.ne 61dot " .e" ljust at A.e 62dot " .se" ljust below at A.se 63dot ".s" below at A.s 64dot ".sw " rjust below at A.sw 65dot ".w " rjust at A.w 66dot ".nw " rjust above at A.nw 67~~~~ 68