private CandidatePositions SetupKeyboardCandidatePositions(float stepLength, CandidatePositions candidatePositions)
{
var keyboardState = Microsoft.Xna.Framework.Input.Keyboard.GetState();
if (keyboardState.IsKeyDown(Microsoft.Xna.Framework.Input.Keys.Left))
{
candidatePositions.CandidatePos -= new Vector2(stepLength, 0);
candidatePositions.CandidateXPos = this.Position - new Vector2(stepLength, 0);
}
else if (keyboardState.IsKeyDown(Microsoft.Xna.Framework.Input.Keys.Right))
{
candidatePositions.CandidatePos += new Vector2(stepLength, 0);
candidatePositions.CandidateXPos = this.Position + new Vector2(stepLength, 0);
}
if (keyboardState.IsKeyDown(Microsoft.Xna.Framework.Input.Keys.Up))
{
candidatePositions.CandidatePos -= new Vector2(0, stepLength);
candidatePositions.CandidateYPos = this.Position - new Vector2(0, stepLength);
}
else if (keyboardState.IsKeyDown(Microsoft.Xna.Framework.Input.Keys.Down))
{
candidatePositions.CandidatePos += new Vector2(0, stepLength);
candidatePositions.CandidateYPos = this.Position + new Vector2(0, stepLength);
}
return(candidatePositions);
}
private void NormalizeDirection(CandidatePositions candidatePositions)
{
direction = candidatePositions.CandidatePos - this.position;
direction.Normalize();
//if (direction != Vector2.Zero
// && !float.IsNaN(direction.X) && !float.IsNaN(direction.Y))
// lastDirection = direction;
}
private CandidatePositions SetupScreenPadCandidatePositions(IScreenPad screenPad, float stepLength)
{
var candidatePositions = new CandidatePositions(this.Position);
if (!screenPad.LeftStickIsIdle)
{
screenPad.LeftStick.Normalize();
candidatePositions.CandidatePos = this.Position + new Vector2(screenPad.LeftStick.X, -screenPad.LeftStick.Y) * stepLength;
candidatePositions.CandidateXPos = this.Position + new Vector2(screenPad.LeftStick.X, 0) * stepLength;
candidatePositions.CandidateYPos = this.Position + new Vector2(0, -screenPad.LeftStick.Y) * stepLength;
}
return(candidatePositions);
}
private void SetNewPosition(PhysicalObject gameMap, float scrollRows, CandidatePositions candidatePositions)
{
var collisionResult = gameMap.TestCollision(this, candidatePositions.CandidatePos, scrollRows);
var collisionXResult = gameMap.TestCollision(this, candidatePositions.CandidateXPos, scrollRows);
var collisionYResult = gameMap.TestCollision(this, candidatePositions.CandidateYPos, scrollRows);
if (collisionResult.CollisionType == CollisionType.None)
{
this.Position = candidatePositions.CandidatePos;
}
else if (collisionXResult.CollisionType == CollisionType.None)
{
this.Position = candidatePositions.CandidateXPos;
}
else if (collisionYResult.CollisionType == CollisionType.None)
{
this.Position = candidatePositions.CandidateYPos;
}
}