Removed the Gruff plugin from vendor/plugins. It seems to be working from the gem...

[selectricity-live] / vendor / plugins / gruff / lib / gruff / line.rb

diff --git a/vendor/plugins/gruff/lib/gruff/line.rb b/vendor/plugins/gruff/lib/gruff/line.rb
deleted file mode 100644 (file)
index 72416b2..0000000
--- a/vendor/plugins/gruff/lib/gruff/line.rb
+++ /dev/null
@@ -1,94 +0,0 @@
-
-require File.dirname(__FILE__) + '/base'
-
-class Gruff::Line < Gruff::Base
-
-  # Draw a dashed line at the given value
-  attr_accessor :baseline_value
-       
-  # Color of the baseline
-  attr_accessor :baseline_color
-  
-  # Hide parts of the graph to fit more datapoints, or for a different appearance.
-  attr_accessor :hide_dots, :hide_lines
-
-  # Call with target pixel width of graph (800, 400, 300), and/or 'false' to omit lines (points only).
-  #
-  #  g = Gruff::Line.new(400) # 400px wide with lines
-  #
-  #  g = Gruff::Line.new(400, false) # 400px wide, no lines (for backwards compatibility)
-  #
-  #  g = Gruff::Line.new(false) # Defaults to 800px wide, no lines (for backwards compatibility)
-  # 
-  # The preferred way is to call hide_dots or hide_lines instead.
-  def initialize(*args)
-    raise ArgumentError, "Wrong number of arguments" if args.length > 2
-    if args.empty? or ((not Numeric === args.first) && (not String === args.first)) then
-      super()
-    else
-      super args.shift
-    end
-    
-    @hide_dots = @hide_lines = false
-    @baseline_color = 'red'
-    @baseline_value = nil
-  end
-
-  def draw
-    super
-
-    return unless @has_data
-    
-    # Check to see if more than one datapoint was given. NaN can result otherwise.  
-    @x_increment = (@column_count > 1) ? (@graph_width / (@column_count - 1).to_f) : @graph_width
-     
-    if (defined?(@norm_baseline)) then
-      level = @graph_top + (@graph_height - @norm_baseline * @graph_height)
-      @d = @d.push
-      @d.stroke_color @baseline_color
-      @d.fill_opacity 0.0
-      @d.stroke_dasharray(10, 20)
-      @d.stroke_width 5
-      @d.line(@graph_left, level, @graph_left + @graph_width, level)
-      @d = @d.pop
-    end
-
-    @norm_data.each do |data_row|      
-      prev_x = prev_y = nil
-
-      data_row[1].each_with_index do |data_point, index|
-        new_x = @graph_left + (@x_increment * index)
-        next if data_point.nil?
-
-        draw_label(new_x, index)
-
-        new_y = @graph_top + (@graph_height - data_point * @graph_height)
-
-        # Reset each time to avoid thin-line errors
-        @d = @d.stroke data_row[DATA_COLOR_INDEX]
-        @d = @d.fill data_row[DATA_COLOR_INDEX]
-        @d = @d.stroke_opacity 1.0
-        @d = @d.stroke_width clip_value_if_greater_than(@columns / (@norm_data.first[1].size * 4), 5.0)
-
-        if !@hide_lines and !prev_x.nil? and !prev_y.nil? then          
-          @d = @d.line(prev_x, prev_y, new_x, new_y)
-        end
-        circle_radius = clip_value_if_greater_than(@columns / (@norm_data.first[1].size * 2.5), 5.0)
-        @d = @d.circle(new_x, new_y, new_x - circle_radius, new_y) unless @hide_dots
-
-        prev_x = new_x
-        prev_y = new_y
-      end
-
-    end
-
-    @d.draw(@base_image)
-  end
-
-  def normalize
-    @maximum_value = [@maximum_value.to_f, @baseline_value.to_f].max
-    super
-    @norm_baseline = (@baseline_value.to_f / @maximum_value.to_f) if @baseline_value
-  end
-  
-end