Class: WindowTerminal::Text

Inherits:
Object
  • Object
show all
Defined in:
lib/accu-window.rb

Overview

Aclass for use with the Window object in rendering strings with Orientation.

Direct Known Subclasses

ColoredText, WrappedText

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(orientation, text, y) ⇒ Text

Initializes a Text object.



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# File 'lib/accu-window.rb', line 86

def initialize(orientation,text,y)
  raise "Orientation must be passed!" if not orientation.is_a? Orientation
  raise "String must be passed!" if not text.is_a? String
  @orientation = orientation
  @text = text
  @y = y
end

Instance Attribute Details

#orientation ⇒ Object (readonly)

Returns the value of attribute orientation.



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# File 'lib/accu-window.rb', line 83

def orientation
  @orientation
end

#text ⇒ Object (readonly)

Returns the value of attribute text.



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# File 'lib/accu-window.rb', line 83

def text
  @text
end

#y ⇒ Object (readonly)

Returns the value of attribute y.



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# File 'lib/accu-window.rb', line 83

def y
  @y
end

Instance Method Details

#get_length(text = @text) ⇒ Object

Gets the length of the objects string while ignoring the character 27.



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# File 'lib/accu-window.rb', line 102

def get_length(text=@text)
  #--
  length = 0
  text.each_char {|char|
    if char.ord != 27  then
      length += 1
    end
  }
  #puts length
  return length
  #++
end

#render_line(line, width, *args) ⇒ Object

Renders a line of text.



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# File 'lib/accu-window.rb', line 116

def render_line(line,width,*args)
  #--
  line = line.dup
  if get_length() == @text.length and get_length.even? then
    @text << " "
  end
  if args[0] == nil then
    args[0] = 0
  end
  start = args[0]
  if @orientation.x == 0 then
    length = get_length()
    real_length = @text.length
    difference = (length - real_length).abs
    # Calculate centering.
    centered_width = (get_length() / 2).floor
    centered_length = ((width - 1) / 2).floor
    
    range = (centered_length-centered_width)..(centered_length+centered_width)
    # Add stretch space for colored text.
    if difference > 0 then
      char_existing = line[range.begin]
      append_string = ""
      #puts length,real_length
      (difference+(difference*2.5).ceil).times {|v|
        append_string << char_existing
      }
      #puts line[(range.begin)..(real_length -1)]
      line = line[0..range.begin] + append_string + line[(range.begin)..(width)]
      range = (range.begin+difference)..(range.end+difference)
    end
    line[range] = @text
    if get_length(line) > width then
      #puts "wut"
      # RAIG GLITCH AHX AHOGWHGOHWOGHWOGHGH
      line[get_length(line)-start-1] = ""
    end
  elsif @orientation.x == -1 then
    length = get_length()
    real_length = @text.length
    difference = (length - real_length).abs
    #puts difference
    range = (start)..(length+1)
    #puts range
    # Add stretch space for colored text.
    if difference > 0 then
      char_existing = line[range.begin]
      append_string = ""
      puts length,real_length
      (difference+(difference*2.5).ceil).times {|v|
        append_string << char_existing
      }
      #puts line[(range.begin)..(real_length -1)]
      puts "|" + line[0..range.begin-1] + "|"
      line = line[0..(range.begin-1)] + append_string + line[(range.begin)..(width)]
      #range = (range.begin+difference)..(range.end+difference)
    end
    line[range] = @text
  elsif @orientation.x == 1 then
    length = get_length()
    real_length = @text.length
    max_length = width - start - 1
    difference = (length - real_length).abs
    #puts difference
    range = (max_length - length + 1)..(max_length)
    #puts range
    # Add stretch space for colored text.
    if difference > 0 then
      char_existing = line[range.begin]
      append_string = ""
      puts length,real_length
      (difference+(difference*3).ceil).times {|v|
        append_string << char_existing
      }
      puts "|" + line[(range.end+1)..(range.end + start)] + "|"
      #puts (length/2.5).ceil
      line = line[0..(range.begin)] + append_string + line[(range.end-((length/2)-2).ceil)..(range.end + start)]
      range = (range.begin+difference*3.5)..(range.end)
    end
    line[range] = @text
  end
  return line
  #++
end

#set_text(text) ⇒ Object

Allows the @text instance variable to be mutable.



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# File 'lib/accu-window.rb', line 96

def set_text(text)
  @text = text
end

#to_s ⇒ Object

Makes to_s return something more meaningful.



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# File 'lib/accu-window.rb', line 203

def to_s
  "<ColoredText @orientation=#{@orientation.to_s}, @y=#{@y} >"
end