X-Git-Url: https://projects.mako.cc/source/selectricity-live/blobdiff_plain/09c67d9323c7d379d4c6de5dc0457b6de16cff14..814ebbe864806750e95c3df954a47f4b0007c5e4:/vendor/plugins/gruff/lib/gruff/side_bar.rb diff --git a/vendor/plugins/gruff/lib/gruff/side_bar.rb b/vendor/plugins/gruff/lib/gruff/side_bar.rb deleted file mode 100644 index 9de3b6a..0000000 --- a/vendor/plugins/gruff/lib/gruff/side_bar.rb +++ /dev/null @@ -1,117 +0,0 @@ -require File.dirname(__FILE__) + '/base' - -## -# Graph with individual horizontal bars instead of vertical bars. - -class Gruff::SideBar < Gruff::Base - - def draw - @has_left_labels = true - super - - return unless @has_data - - # Setup spacing. - # - # Columns sit stacked. - spacing_factor = 0.9 - - @bar_width = @graph_height / @column_count.to_f - @d = @d.stroke_opacity 0.0 - height = Array.new(@column_count, 0) - length = Array.new(@column_count, @graph_left) - - @norm_data.each_with_index do |data_row, row_index| - @d = @d.fill data_row[DATA_COLOR_INDEX] - - data_row[1].each_with_index do |data_point, point_index| - - # Using the original calcs from the stacked bar chart - # to get the difference between - # part of the bart chart we wish to stack. - temp1 = @graph_left + (@graph_width - - data_point * @graph_width - - height[point_index]) + 1 - temp2 = @graph_left + @graph_width - height[point_index] - 1 - difference = temp2 - temp1 - - left_x = length[point_index] #+ 1 - left_y = @graph_top + (@bar_width * point_index) - right_x = left_x + difference - right_y = left_y + @bar_width * spacing_factor - - length[point_index] += difference - height[point_index] += (data_point * @graph_width - 2) - - @d = @d.rectangle(left_x, left_y, right_x, right_y) - - # Calculate center based on bar_width and current row - label_center = @graph_top + (@bar_width * point_index) + (@bar_width * spacing_factor / 2.0) - draw_label(label_center, point_index) - end - - end - - @d.draw(@base_image) - end - -protected - - # Instead of base class version, draws vertical background lines and label - def draw_line_markers - - return if @hide_line_markers - - @d = @d.stroke_antialias false - - # Draw horizontal line markers and annotate with numbers - @d = @d.stroke(@marker_color) - @d = @d.stroke_width 1 - number_of_lines = 5 - - # TODO Round maximum marker value to a round number like 100, 0.1, 0.5, etc. - increment = significant(@maximum_value.to_f / number_of_lines) - (0..number_of_lines).each do |index| - - line_diff = (@graph_right - @graph_left) / number_of_lines - x = @graph_right - (line_diff * index) - 1 - @d = @d.line(x, @graph_bottom, x, @graph_top) - diff = index - number_of_lines - marker_label = diff.abs * increment - - unless @hide_line_numbers - @d.fill = @font_color - @d.font = @font if @font - @d.stroke = 'transparent' - @d.pointsize = scale_fontsize(@marker_font_size) - @d.gravity = CenterGravity - # TODO Center text over line - @d = @d.annotate_scaled( @base_image, - 0, 0, # Width of box to draw text in - x, @graph_bottom + (LABEL_MARGIN * 2.0), # Coordinates of text - marker_label.to_s, @scale) - end # unless - @d = @d.stroke_antialias true - end - end - - ## - # Draw on the Y axis instead of the X - - def draw_label(y_offset, index) - if !@labels[index].nil? && @labels_seen[index].nil? - @d.fill = @font_color - @d.font = @font if @font - @d.stroke = 'transparent' - @d.font_weight = NormalWeight - @d.pointsize = scale_fontsize(@marker_font_size) - @d.gravity = EastGravity - @d = @d.annotate_scaled(@base_image, - 1, 1, - -@graph_left + LABEL_MARGIN * 2.0, y_offset, - @labels[index], @scale) - @labels_seen[index] = 1 - end - end - -end