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Annotation of 43BSDTahoe/man/man5/plot.5, revision 1.1

1.1     ! root        1: .\"    @(#)plot.5      6.2 (Berkeley) 4/25/87
        !             2: .\"
        !             3: .TH PLOT 5  "April 25, 1987"
        !             4: .AT 3
        !             5: .SH NAME
        !             6: plot \- graphics interface
        !             7: .SH DESCRIPTION
        !             8: Files of this format are produced by routines
        !             9: described in 
        !            10: .IR plot (3X)
        !            11: and
        !            12: .IR plot (3F),
        !            13: and are interpreted for various devices
        !            14: by commands described in
        !            15: .IR  plot (1G).
        !            16: A graphics file is a stream of plotting instructions.
        !            17: Each instruction consists of an ASCII letter
        !            18: usually followed by bytes of binary information.
        !            19: The instructions are executed in order.
        !            20: A point is designated by
        !            21: four bytes representing
        !            22: the
        !            23: x and y
        !            24: values;
        !            25: each value
        !            26: is a signed integer.
        !            27: The last designated point in an
        !            28: .B "l, m, n, a,"
        !            29: or
        !            30: .B p
        !            31: instruction becomes the `current point'
        !            32: for the next instruction.
        !            33: The
        !            34: .B a
        !            35: and
        !            36: .B c
        !            37: instructions change the current point in a manner dependent
        !            38: upon the specific device.
        !            39: .PP
        !            40: Each of the following descriptions begins with the name
        !            41: of the corresponding routine in
        !            42: .IR  plot (3X).
        !            43: .TP 3
        !            44: .B  m
        !            45: move: The next four bytes give a new current point.
        !            46: .TP 3
        !            47: .B  n
        !            48: cont: Draw a line from the current point to
        !            49: the point given by the next four bytes.
        !            50: .TP 3
        !            51: .B  p
        !            52: point: Plot the point given by the next four bytes.
        !            53: .TP 3
        !            54: .B  l
        !            55: line: Draw a line from the point given by the next
        !            56: four bytes to the point given by the following four bytes.
        !            57: .TP 3
        !            58: .B  t
        !            59: label: Place the following ASCII string so that its
        !            60: first character falls on the current point.
        !            61: The string is terminated by a newline.
        !            62: .TP 3
        !            63: .B  a
        !            64: arc:
        !            65: The first four bytes give the center, the next four give the
        !            66: starting point,
        !            67: and the last four give the end point of a circular arc.
        !            68: The least significant coordinate of the end point is
        !            69: used only to determine the quadrant.
        !            70: The arc is drawn counter-clockwise.
        !            71: .TP 3
        !            72: .B  c
        !            73: circle:
        !            74: The first four bytes give the center of the circle,
        !            75: the next two the radius.
        !            76: .TP 3
        !            77: .B  e
        !            78: erase: Start another frame of output.
        !            79: .TP 3
        !            80: .B  f
        !            81: linemod: Take the following string, up to a newline,
        !            82: as the style for drawing further lines.
        !            83: The styles are
        !            84: `dotted,'
        !            85: `solid,' `longdashed,' `shortdashed,' and `dotdashed.'
        !            86: Effective only in 
        !            87: .I plot 4014
        !            88: and
        !            89: .I plot ver.
        !            90: .TP 3
        !            91: .B  s
        !            92: space: The next four bytes give
        !            93: the lower left corner of the plotting area;
        !            94: the following four give the upper right corner.
        !            95: The plot will be magnified or reduced to fit
        !            96: the device as closely as possible.
        !            97: .IP
        !            98: Space settings that exactly fill the plotting area
        !            99: with unity scaling appear below for
        !           100: devices supported by the filters of
        !           101: .IR  plot (1G).
        !           102: The upper limit is just outside the plotting area.
        !           103: In every case the plotting area is taken to be square;
        !           104: points outside may be displayable on
        !           105: devices whose face isn't square.
        !           106: .RS
        !           107: .TP 10n
        !           108: 4013
        !           109: space(0, 0, 780, 780);
        !           110: .br
        !           111: .ns
        !           112: .TP 10n
        !           113: 4014
        !           114: space(0, 0, 3120, 3120);
        !           115: .br
        !           116: .ns
        !           117: .TP 
        !           118: ver
        !           119: space(0, 0, 2048, 2048);
        !           120: .br
        !           121: .ns
        !           122: .TP 
        !           123: 300, 300s
        !           124: space(0, 0, 4096, 4096);
        !           125: .br
        !           126: .ns
        !           127: .TP 
        !           128: 450
        !           129: space(0, 0, 4096, 4096);
        !           130: .RE
        !           131: .SH "SEE ALSO"
        !           132: plot(1G), plot(3X), plot(3F), graph(1G)
        !           133: .SH BUGS
        !           134: A \fIlabel\fP instruction immediately followed by a \fIcont\fP
        !           135: instruction does the wrong thing on a 4014.

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