Class: Termplot::Cursors::BufferedConsoleCursor

Inherits:
VirtualCursor show all
Includes:
Termplot::ControlChars
Defined in:
lib/termplot/cursors/buffered_console_cursor.rb

Constant Summary

Constants included from Termplot::ControlChars

Termplot::ControlChars::BACK, Termplot::ControlChars::CR, Termplot::ControlChars::DOWN, Termplot::ControlChars::FORWARD, Termplot::ControlChars::NEWLINE, Termplot::ControlChars::UP

Instance Attribute Summary collapse

Attributes inherited from VirtualCursor

#position, #window

Instance Method Summary collapse

Methods inherited from VirtualCursor

#beginning_of_line?, #col, #reset_position, #row, #writeable?

Constructor Details

#initialize(window, buffer) ⇒ BufferedConsoleCursor

Returns a new instance of BufferedConsoleCursor.



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 7

def initialize(window, buffer)
  super(window)
  @buffer = buffer
end

Instance Attribute Details

#buffer ⇒ Object (readonly)

Returns the value of attribute buffer.



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 5

def buffer
  @buffer
end

Instance Method Details

#back(n = 1) ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 24

def back(n = 1)
  moved = super(n)
  moved.times { buffer << BACK }
end

#beginning_of_line ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 39

def beginning_of_line
  super
  buffer << CR
end

#clear_buffer ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 48

def clear_buffer
  buffer.clear
end

#col= ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 64

def col=()
  raise "Cannot set cursor position directly"
end

#down(n = 1) ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 34

def down(n=1)
  moved = super(n)
  moved.times { buffer << DOWN }
end

#flush ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 52

def flush
  buffer.join
end

#forward(n = 1) ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 19

def forward(n = 1)
  moved = super(n)
  moved.times { buffer << FORWARD }
end

#new_line ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 44

def new_line
  buffer << NEWLINE
end

#position= ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 56

def position=()
  raise "Cannot set cursor position directly"
end

#row= ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 60

def row=()
  raise "Cannot set cursor position directly"
end

#up(n = 1) ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 29

def up(n=1)
  moved = super(n)
  moved.times { buffer << UP }
end

#write(char) ⇒ Object 



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# File 'lib/termplot/cursors/buffered_console_cursor.rb', line 12

def write(char)
  if writeable?
    buffer << char
    super(char)
  end
end