Prawn::Document::ColumnBox

Implements the necessary functionality to allow Document#column_box to work.

Public Instance Methods

left_side() click to toggle source

x coordinate of the left edge of the current column

    # File lib/prawn/document/column_box.rb, line 90
90:       def left_side
91:         absolute_left + (width_of_column * @current_column)
92:       end

move_past_bottom() click to toggle source

Moves to the next column or starts a new page if currently positioned at the rightmost column.

     # File lib/prawn/document/column_box.rb, line 103
103:       def move_past_bottom 
104:         @current_column = (@current_column + 1) % @columns
105:         @document.y = @y
106:         if 0 == @current_column
107:           @document.start_new_page
108:         end
109:       end

right_side() click to toggle source

x co-orordinate of the right edge of the current column

    # File lib/prawn/document/column_box.rb, line 96
96:       def right_side
97:         columns_from_right = @columns - (1 + @current_column)
98:         absolute_right - (width_of_column * columns_from_right)
99:       end

width() click to toggle source

The column width, not the width of the whole box. Used to calculate how long a line of text can be.

    # File lib/prawn/document/column_box.rb, line 78
78:       def width
79:         super / @columns - @spacer
80:       end

width_of_column() click to toggle source

Column width including the spacer.

    # File lib/prawn/document/column_box.rb, line 84
84:       def width_of_column
85:         width + @spacer
86:       end

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Prawn::Document::ColumnBox

Public Instance Methods