/// <summary>
/// Handle the input for the menu screen.
/// </summary>
/// <param name="input"></param>
public override void HandleInput(InputHandler input)
{
//Move to previous entry
if (input.IsNewKeyPress(Keys.Up, false))
{
selectedEntry--;
if (selectedEntry < 0)
selectedEntry = menuEntries.Count - 1;
}
//Move to next entry
if (input.IsNewKeyPress(Keys.Down, false))
{
selectedEntry++;
if (selectedEntry > menuEntries.Count - 1)
selectedEntry = 0;
}
//Select an entry
if (input.IsNewKeyPress(Keys.Enter, false))
{
menuEntries[selectedEntry].OnSelectEntry();
}
}
public ScreenManager(Game game)
: base(game)
{
try
{
inputHandler = (InputHandler)game.Services.GetService(typeof(IInputHandler));
}
catch (Exception e)
{
throw new NullReferenceException("Could not locate InputHandler service.", e);
}
}
public virtual void HandleInput(InputHandler input)
{
}
/// <summary>
/// Handles all the input controls.
/// </summary>
public override void HandleInput(InputHandler input)
{
//Control logic
if (input.IsNewKeyPress(Keys.LeftAlt, false))
{
//Rotate clockwise
currentLevel.RotateActiveBlock(RotationDirection.ClockWise);
}
if (input.IsNewKeyPress(Keys.LeftControl, false))
{
//Rotate counter clockwise
currentLevel.RotateActiveBlock(RotationDirection.CounterClockWise);
}
if (input.IsNewKeyPress(Keys.Left, true))
{
//Move left
currentLevel.MoveBlock(MovementDirection.Left);
}
if (input.IsNewKeyPress(Keys.Right, true))
{
//Move right
currentLevel.MoveBlock(MovementDirection.Right);
}
if (input.IsNewKeyPress(Keys.Down, true))
{
//Move down
currentLevel.MoveBlock(MovementDirection.Down);
}
if (input.IsNewKeyPress(Keys.Space, false))
{
//Drop the block
while (currentLevel.BlockCanMove())
{
currentLevel.MoveBlock(MovementDirection.Down);
}
//If the block is at the bottommost position, add the next block to the field.
SetNextBlock();
}
//If Enter is pressed in any state of the screen that isn't Playing, restart the game.
//This will be sufficient for now, because the only other States are Opening and GameOver.
if (input.KeyIsPressed(Keys.Enter) && currentState != GameState.Playing)
{
this.Initialize();
currentState = GameState.Playing;
}
}
