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  1. #include <vector>
  2. #include <iostream>
  3. #include <functional>
  4.  
  5. enum Direction
  6. {
  7.     UP,
  8. 	DOWN
  9. };
  10.  
  11. struct Control{
  12.     char key;
  13.     std::function<void()> press;
  14.     std::function<void()> release;
  15.     Control(char key, std::function<void()> press, std::function<void()> release):
  16.         key(key),press(press),release(release){}
  17. };
  18.  
  19. struct Player
  20. {
  21. 	void go(Direction)
  22. 	{
  23. 		std::cout << "go\n";
  24. 	}
  25.  
  26. 	void stop(Direction)
  27. 	{
  28. 		std::cout << "stop\n";
  29. 	}
  30. };
  31.  
  32. struct Screen
  33. {
  34. 	void init(Player& player);
  35. 	void update();
  36.  
  37. 	std::vector<Control> controls;
  38. };
  39.  
  40. void Screen::init(Player& player){
  41.  
  42.     /*this->controls.push_back(Control(
  43.         'W',
  44.         [&player](){player.go(UP);},
  45.         [&player](){player.stop(UP);}));*/
  46.  
  47.         this->controls.emplace_back(
  48.         'W',
  49.         [&player](){player.go(UP);},
  50.         [&player](){player.stop(UP);});
  51.  
  52.  
  53. }
  54.  
  55. void Screen::update(){
  56.     for (auto control : controls){
  57.             control.press();
  58.             control.release();
  59.     }
  60. }
  61.  
  62. int main()
  63. {
  64. 	Player p;
  65. 	Screen s;
  66. 	s.init(p);
  67. 	s.update();
  68. }
  69.  
Success #stdin #stdout 0s 2988KB
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https://ideone.com/Z07KQs
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
secret

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