/// <summary>
/// Updates the player
/// </summary>
/// <param name="gameTime">The game's GameTime</param>
public void Update(GameTime gameTime)
{
_currentKeyboardState = Keyboard.GetState();
// Move left
if (_currentKeyboardState.IsKeyDown(Keys.A) && _previousKeyboardState.IsKeyUp(Keys.A))
{
if (count > 0)
{
state = PlayStateNorth.West;
count--;
Bounds.X = Bounds.X - offset;
}
}
// Move Right
else if (_currentKeyboardState.IsKeyDown(Keys.D) && _previousKeyboardState.IsKeyUp(Keys.D))
{
// move right
if (count < 4)
{
state = PlayStateNorth.East;
count++;
Bounds.X = Bounds.X + offset;
}
}
else if (_currentKeyboardState.IsKeyDown(Keys.S))
{
state = PlayStateNorth.Idle;
//shoot
}
// Update the player animation timer when the player is moving
if (state != PlayStateNorth.Idle)
{
timer += gameTime.ElapsedGameTime;
}
// Determine the frame should increase. Using a while
// loop will accomodate the possiblity the animation should
// advance more than one frame.
while (timer.TotalMilliseconds > ANIMATION_FRAME_RATE)
{
// increase by one frame
frame++;
// reduce the timer by one frame duration
timer -= new TimeSpan(0, 0, 0, 0, ANIMATION_FRAME_RATE);
}
// Keep the frame within bounds (there are four frames)
frame %= 2;
_previousKeyboardState = _currentKeyboardState;
}
/// <summary>
/// Initializes the player, setting its initial size
/// and centering it on the left side of the screen.
/// </summary>
public void Initialize(int of, int distance)
{
state = PlayStateNorth.Idle;
timer = new TimeSpan(0);
count = 2;
offset = of;
borderDistance = distance;
Bounds.Width = 40;
Bounds.Height = 40;
Bounds.Y = 120;
Bounds.X = borderDistance + count * offset;
life = 30;
}
