Class: Gemba::VirtualKeyboard

Inherits:

Object

• Object
• Gemba::VirtualKeyboard

Defined in:

lib/gemba/virtual_keyboard.rb

Overview

Virtual keyboard device that tracks key press/release state. Presents the same interface as an SDL gamepad: button? and closed?.

Instance Method Summary

• #button?(keysym) ⇒ Boolean
• #closed? ⇒ Boolean
• #initialize ⇒ VirtualKeyboard constructor

  A new instance of VirtualKeyboard.

• #press(keysym) ⇒ Object
• #release(keysym) ⇒ Object

Constructor Details

#initialize ⇒ VirtualKeyboard

Returns a new instance of VirtualKeyboard.

# File 'lib/gemba/virtual_keyboard.rb', line 9

def initialize
  @held = Set.new
end

Instance Method Details

#button?(keysym) ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/gemba/virtual_keyboard.rb', line 15

def button?(keysym) = @held.include?(keysym)

#closed? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/gemba/virtual_keyboard.rb', line 16

def closed? = false

#press(keysym) ⇒ Object

# File 'lib/gemba/virtual_keyboard.rb', line 13

def press(keysym)   = @held.add(keysym)

#release(keysym) ⇒ Object

# File 'lib/gemba/virtual_keyboard.rb', line 14

def release(keysym) = @held.delete(keysym)