[Video] compile a Snake Game within half an hour

Outline of snake writing

Thanks:

ThanksRonnie MooneyAfter learning his video, you can find the video in [C #] Creating a Snake Game-Less than an Hour, please bring your own ladder ).

• WriteInputStatic class

  • Initialize static variablesprivate static readonly Hashtable _keys = new Hashtable()
  • Writing Methodpublic static void ChangeState(Keys key, bool state)
  • Writing Methodpublic static bool Pressed(Keys key)

• WriteSnakePartClass

  This class has only two variables.XAndYAnd a constructor, the role of the constructor isXAndYAssign values.

• WriteDirectionEnumeration

• WriteSnakeFormForm

  • AddPictureBoxControl, namedpbCanvasAnd set the size to 320*240, and the background colorLightSkyBlue
  • Resize a form
  • AddSnakeForm_KeyDownAndSnakeForm_KeyUpEvent
  • AddpbCanvas_PaintEvent. The event processing function is called.draw()
  • Add_scoreVariable
  • Add_gameoverVariable
  • Add_directionVariable
  • Add_snakeList Variables
  • Add_foodVariable
  • Add_gameLoopVariable
  • Add_snakeLoopVariable
  • Add_snakeRateVariable
  • Initialize each variable and set the callback method and callback interval of the timer variable (GameLoop: 1000/60,And start the timer to callstartGame
  • Writing MethodstartGame()
    • Reset variable
    • InstantiationheadAnd add_snake
    • CallgenerateFood
  • WritegenerateFood()
    • Generate a randomSnakePartAnd assigned_foodTo ensure that the newly generated_foodNot a snake
  • Writing Methodgameover()
    • Set_gameoverSettrue
  • Writing Methoddraw()
  • Writing MethodupdateGame()
  • Writing MethodupdateSnake()