Class: Milktea::Renderer

Inherits:
Object
  • Object
show all
Defined in:
lib/milktea/renderer.rb

Overview

Renderer handles TUI rendering and screen management

Instance Method Summary collapse

Constructor Details

#initialize(output = $stdout) ⇒ Renderer

Returns a new instance of Renderer.



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# File 'lib/milktea/renderer.rb', line 9

def initialize(output = $stdout)
  @output = output
  @cursor = TTY::Cursor
  @last_screen_size = TTY::Screen.size
end

Instance Method Details

#render(model) ⇒ Object 



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# File 'lib/milktea/renderer.rb', line 15

def render(model)
  @output.print @cursor.clear_screen
  @output.print @cursor.move_to(0, 0)
  content = model.view
  @output.print content
  @output.flush
end

#resize? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/milktea/renderer.rb', line 36

def resize?
  current_size = TTY::Screen.size
  return false if current_size == @last_screen_size

  @last_screen_size = current_size
  true
end

#restore_screen ⇒ Object 



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# File 'lib/milktea/renderer.rb', line 30

def restore_screen
  @output.print @cursor.clear_screen_down
  @output.print @cursor.show
  @output.flush
end

#setup_screen ⇒ Object 



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# File 'lib/milktea/renderer.rb', line 23

def setup_screen
  @output.print @cursor.hide
  @output.print @cursor.clear_screen_down
  @output.print @cursor.move_to(0, 0)
  @output.flush
end