Class: Gruff::Bezier

Inherits:
Base
  • Object
show all
Defined in:
lib/gruff/bezier.rb

Overview

Gruff::Bezier is a special line graph that have the bezier curve.

Here's how to set up a Gruff::Bezier.

dataset = [
  +0.00, +0.09, +0.19, +0.29, +0.38, +0.47, +0.56, +0.64, +0.71, +0.78,
  +0.84, +0.89, +0.93, +0.96, +0.98, +0.99, +0.99, +0.99, +0.97, +0.94,
  +0.90, +0.86, +0.80, +0.74, +0.67, +0.59, +0.51, +0.42, +0.33, +0.23,
  +0.14, +0.04, -0.06, -0.16, -0.26, -0.36, -0.45, -0.53, -0.62, -0.69,
  -0.76, -0.82, -0.88, -0.92, -0.96, -0.98, -1.00, -1.00, -1.00, -0.99,
  -0.96, -0.93, -0.89, -0.84, -0.78, -0.71, -0.64, -0.56, -0.47, -0.38,
]
g = Gruff::Bezier.new
g.data 'sin', dataset
g.write('bezier.png')

Constant Summary

Constants inherited from Base

Gruff::Base::DEFAULT_MARGIN, Gruff::Base::DEFAULT_TARGET_WIDTH, Gruff::Base::LABEL_MARGIN, Gruff::Base::LEGEND_MARGIN

Instance Attribute Summary

Attributes inherited from Base

#bottom_margin, #colors, #hide_legend, #hide_line_markers, #hide_line_numbers, #hide_title, #label_max_size, #label_stagger_height, #label_truncation_style, #labels, #left_margin, #legend_at_bottom, #legend_box_size, #legend_margin, #marker_color, #marker_shadow_color, #maximum_value, #minimum_value, #no_data_message, #right_margin, #sort, #sorted_drawing, #title, #title_margin, #top_margin, #x_axis_increment, #x_axis_label_format, #y_axis_increment, #y_axis_label_format

Method Summary

Methods inherited from Base

#add_color, #bold_title=, #data, #draw, #font=, #font_color=, #initialize, #legend_font_size=, #margins=, #marker_font_size=, #replace_colors, #theme=, #theme_37signals, #theme_greyscale, #theme_keynote, #theme_odeo, #theme_pastel, #theme_rails_keynote, #title_font=, #title_font_size=, #to_blob, #to_image, #write

Constructor Details

This class inherits a constructor from Gruff::Base