public int checkedSpriteDistance(Sprite sprite, int steps)
{
int max = 0;
switch (sprite.Direction) {
case Direction.Down:
max = Height * FieldSize - (sprite.Y + FieldSize);
break;
case Direction.Up:
max = sprite.Y;
break;
case Direction.Right:
max = Width * FieldSize - (sprite.X + FieldSize);
break;
case Direction.Left:
max = sprite.X;
break;
}
return Math.Min (steps, max);
}
public int calculateResidualSteps(Sprite sprite)
{
switch (sprite.Direction) {
case Direction.Up:
return sprite.Y % FieldSize;
case Direction.Down:
return FieldSize - sprite.Y % FieldSize;
case Direction.Right:
return FieldSize - sprite.X % FieldSize;
case Direction.Left:
return sprite.X % FieldSize;
default:
return FieldSize;
}
}