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=begin
Copyright (C) 2005 Bill Paxton
This file is part of Tioga.
Tioga is free software; you can redistribute it and/or modify
it under the terms of the GNU General Library Public License as published
by the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
Tioga 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 Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with Tioga; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
=end
# FigureConstants.rb
module Tioga
require 'Tioga/MarkerConstants.rb'
require 'Tioga/ColorConstants.rb'
# These constants are for use in making figures and plots with tioga.
#
# They cover the choices for justification, vertical alignment, frame sides,
# axis types, line types, stroke caps, stroke joins, and rendering modes.
module FigureConstants
include Math
include MarkerConstants
include ColorConstants
LEFT_JUSTIFIED = -1
CENTERED = 0
RIGHT_JUSTIFIED = 1
ALIGNED_AT_TOP = 0
ALIGNED_AT_MIDHEIGHT = 1
ALIGNED_AT_BASELINE = 2
ALIGNED_AT_BOTTOM = 3
LEFT = LEFT_JUSTIFIED # LEFT == LEFT_JUSTIFIED so Bill doesn't get confused!
RIGHT = RIGHT_JUSTIFIED # similarly, make RIGHT == RIGHT_JUSTIFIED
TOP = 2
BOTTOM = 3
AT_X_ORIGIN = 4
AT_Y_ORIGIN = 5
AXIS_HIDDEN = 0
AXIS_LINE_ONLY = 1
AXIS_WITH_MAJOR_TICKS_ONLY = 2
AXIS_WITH_TICKS_ONLY = 3
AXIS_WITH_MAJOR_TICKS_AND_NUMERIC_LABELS = 4
AXIS_WITH_TICKS_AND_NUMERIC_LABELS = 5
EDGE_HIDDEN = 0
EDGE_LINE_ONLY = 1
EDGE_WITH_MAJOR_TICKS_ONLY = 2
EDGE_WITH_TICKS = 3
Line_Type_Solid = [[], 0]
Line_Type_Dot = [[1, 2], 0]
Line_Type_Dots = Line_Type_Dot
Line_Type_Dash = [[4, 2], 0]
Line_Type_Short_Dash = Line_Type_Dash
Line_Type_Dashes = Line_Type_Dash
Line_Type_Short_Dashes = Line_Type_Dash
LINE_TYPE_SOLID = Line_Type_Solid
LINE_TYPE_DOT = Line_Type_Dot
LINE_TYPE_DOTS = Line_Type_Dots
LINE_TYPE_DASH = Line_Type_Dash
LINE_TYPE_SHORT_DASH = Line_Type_Short_Dash
LINE_TYPE_DASHES = Line_Type_Dashes
LINE_TYPE_SHORT_DASHES = Line_Type_Short_Dashes
Line_Type_Long_Dash = [[6, 2], 0]
Line_Type_Long_Dashes = Line_Type_Long_Dash
Line_Type_Dot_Dash = [[1, 2, 4, 2], 0]
Line_Type_Dot_Short_Dash = Line_Type_Dot_Dash
Line_Type_Dot_Long_Dash = [[1, 2, 6, 2], 0]
Line_Type_Short_Dash_Long_Dash = [[4, 2, 6, 2], 0]
LINE_TYPE_LONG_DASH = Line_Type_Long_Dash
LINE_TYPE_LONG_DASHES = Line_Type_Long_Dashes
LINE_TYPE_DOT_DASH = Line_Type_Dot_Dash
LINE_TYPE_DOT_SHORT_DASH = Line_Type_Dot_Short_Dash
LINE_TYPE_DOT_LONG_DASH = Line_Type_Dot_Long_Dash
LINE_TYPE_SHORT_DASH_LONG_DASH = Line_Type_Short_Dash_Long_Dash
LINE_CAP_BUTT = 0
LINE_CAP_ROUND = 1
LINE_CAP_SQUARE = 2
LINE_JOIN_MITER = 0
LINE_JOIN_ROUND = 1
LINE_JOIN_BEVEL = 2
FILL = 0
STROKE = 1
FILL_AND_STROKE = 2
DISCARD = 3
FILL_AND_CLIP = 4
STROKE_AND_CLIP = 5
FILL_STROKE_AND_CLIP = 6
CLIP = 7
DEGREES_PER_RADIAN = 180.0/PI
RADIANS_PER_DEGREE = PI/180.0
end # module FigureConstants
end # module Tioga
|
