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