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Diffstat (limited to 'bin/pychart/line_style.py')
| -rw-r--r-- | bin/pychart/line_style.py | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/bin/pychart/line_style.py b/bin/pychart/line_style.py new file mode 100644 index 00000000000..c47e09cf669 --- /dev/null +++ b/bin/pychart/line_style.py @@ -0,0 +1,158 @@ +# +# Copyright (C) 2000-2005 by Yasushi Saito (yasushi.saito@gmail.com) +# +# Jockey is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by the +# Free Software Foundation; either version 2, or (at your option) any +# later version. +# +# Jockey is distributed in the hope that it will be useful, but WITHOUT +# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +# for more details. +# +import color +import pychart_util +import chart_object +import object_set +import theme +import line_style_doc +from pychart_types import * +from types import * + +_keys = { + "width" : (UnitType, theme.default_line_width, "Width of the line, in points."), + "color": (color.T, color.default, "The color of the line."), + "dash" : (TupleType, None, + """The value + of None will draw a solid line. Otherwise, this + attribute specifies the style of dashed lines. + The 2N'th value specifies the length of the line (in points), + and 2N+1'th value specifies the length of the blank. + + For example, the dash style of (3,2,4,1) draws a dashed line that + looks like @samp{---__----_---__----_...}. + """), + "cap_style": (IntType, 0, + """Defines the style of the tip of the line segment. + 0: butt cap (square cutoff, with no projection beyond), + 1: round cap (arc), 2: projecting square cap + (square cutoff, but the line extends half the line width). + See also Postscript/PDF reference manual."""), + "join_style": (IntType, 0, + """Join style. 0: Miter join (sharp, pointed corners), + 1: round join (rounded corners), + 2: bevel join (flattened corners). + See also Postscript/PDF reference manual.""") + } + +class T(chart_object.T): + __doc__ = line_style_doc.doc + keys = _keys +##AUTOMATICALLY GENERATED + +##END AUTOMATICALLY GENERATED + def __str__(self): + s = name_table().lookup(self) + if s: + return s + return "<linestyle: width=%s, color=%s, dash=%s, cap=%d, join=%d>" \ + % (self.width, self.color, self.dash, self.cap_style, self.join_style) + +default = T(color=color.default) + +dash1 = 1.5,1.5 # - - - - +dash2 = 5,2,5,2 # -- -- -- -- +dash3 = 1,1 + +black = T(color=color.black) +black_dash1 = T(color=color.black, dash=dash1) +black_dash2 = T(color=color.black, dash=dash2) +black_dash3 = T(color=color.black, dash=dash3) + +gray70 = T(color=color.gray70) +gray70_dash1 = T(color=color.gray70, dash=dash1) +gray70_dash2 = T(color=color.gray70, dash=dash2) +gray70_dash3 = T(color=color.gray70, dash=dash3) + +gray10 = T(color=color.gray10) +gray10_dash1 = T(color=color.gray10, dash=dash1) +gray10_dash2 = T(color=color.gray10, dash=dash2) +gray10_dash3 = T(color=color.gray10, dash=dash3) + +gray50 = T(color=color.gray50) +gray50_dash1 = T(color=color.gray50, dash=dash1) +gray50_dash2 = T(color=color.gray50, dash=dash2) +gray50_dash3 = T(color=color.gray50, dash=dash3) + +gray60 = T(color=color.gray60) +gray60_dash1 = T(color=color.gray60, dash=dash1) +gray60_dash2 = T(color=color.gray60, dash=dash2) +gray60_dash3 = T(color=color.gray60, dash=dash3) + +gray90 = T(color=color.gray90) +gray90_dash1 = T(color=color.gray90, dash=dash1) +gray90_dash2 = T(color=color.gray90, dash=dash2) +gray90_dash3 = T(color=color.gray90, dash=dash3) + +gray30 = T(color=color.gray30) +gray30_dash1 = T(color=color.gray30, dash=dash1) +gray30_dash2 = T(color=color.gray30, dash=dash2) +gray30_dash3 = T(color=color.gray30, dash=dash3) + +white = T(color=color.white) +default = black + +red = T(color=color.red) +darkblue = T(color=color.darkblue) +darkseagreen = T(color=color.darkseagreen) +darkkhaki = T(color = color.darkkhaki) + +blue = T(color=color.blue) +green = T(color=color.green) + +red_dash1 = T(color=color.red, dash=dash1) +darkblue_dash1 = T(color=color.darkblue, dash=dash1) +darkseagreen_dash1 = T(color=color.darkseagreen, dash=dash1) +darkkhaki_dash1 = T(color=color.darkkhaki, dash=dash1) + +red_dash2 = T(color=color.red, dash=dash2) +darkblue_dash2 = T(color=color.darkblue, dash=dash2) +darkseagreen_dash2 = T(color=color.darkseagreen, dash=dash2) +darkkhaki_dash2 = T(color=color.darkkhaki, dash=dash2) + +standards = None +_name_table = None + +def init(): + global standards, _name_table + standards = object_set.T() + + if theme.use_color: + standards.add(black, red, darkblue, gray70, darkseagreen, + darkkhaki, gray30, + black_dash1, red_dash1, darkblue_dash1, gray70_dash1, + darkseagreen_dash1, darkkhaki_dash1, gray30_dash1, + black_dash2, red_dash2, darkblue_dash2, gray70_dash2, + darkseagreen_dash2, darkkhaki_dash2, gray30_dash2) + else: + standards.add(black, black_dash1, black_dash2, + gray70, gray70_dash1, gray70_dash2, + gray10, gray10_dash1, gray10_dash2, + gray50, gray50_dash1, gray50_dash2, + gray90, gray90_dash1, gray90_dash2, + gray30, gray30_dash1, gray30_dash2, + black_dash3, + gray70_dash3, gray10_dash3, gray50_dash3, gray90_dash3) + for style in standards.list(): + style.width = theme.default_line_width + _name_table = None + +def name_table(): + global _name_table + if not _name_table: + _name_table = pychart_util.symbol_lookup_table(globals(), standards) + return _name_table + +init() +theme.add_reinitialization_hook(init) |