class Scruffy::Themes::Base
Scruffy::Themes::Base
¶ ↑
- Author
-
Brasten Sager & A.J. Ostman
- Date
-
August 27th, 2006
The base theme class. Most themes can be constructed simply by instantiating a new Base
object with a hash of color values.
See Scruffy::Themes::Base#instantiate for examples.
Attributes
background[RW]
colors[RW]
font_family[RW]
grid[RW]
legend_font_size[RW]
marker[RW]
marker_font_size[RW]
outlines[RW]
title_font_size[RW]
Public Class Methods
new(descriptor)
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Returns a new Scruffy::Themes::Base
object.
Hash options:
- background
-
background color.
- colors
-
an array of color values to use for graphs.
- marker
-
color used for grid lines, values, data points, etc.
font_family
-
in general, allows you to change the font used in the graph. This is not yet supported in most graph elements, and may be deprecated soon anyway.
# File lib/scruffy/themes.rb, line 39 def initialize(descriptor) self.background = descriptor[:background] self.colors = descriptor[:colors] self.outlines = descriptor[:outlines] self.grid = descriptor[:grid] self.marker = descriptor[:marker] self.font_family = descriptor[:font_family] self.marker_font_size = descriptor[:marker_font_size] self.title_font_size = descriptor[:title_font_size] self.legend_font_size = descriptor[:legend_font_size] end
Public Instance Methods
darken(color, shift=20)
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todo: Implement darken function.
# File lib/scruffy/themes.rb, line 71 def darken(color, shift=20); end
lighten(color, shift=20)
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todo: Implement lighten function.
# File lib/scruffy/themes.rb, line 74 def lighten(color, shift=20); end
next_color()
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Returns the next available color in the color array.
# File lib/scruffy/themes.rb, line 52 def next_color @previous_color = 0 if @previous_color.nil? @previous_color += 1 self.colors[(@previous_color-1) % self.colors.size] end
next_outline()
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Returns the next available outline in the outline array.
# File lib/scruffy/themes.rb, line 61 def next_outline @previous_outline = 0 if @previous_outline.nil? @previous_outline += 1 if self.outlines.nil? return "#000000" end self.outlines[(@previous_outline-1) % self.outlines.size] end