private void HandlePushEvent(SkeletonPoint pt, bool isPlayerOne)
{
if (selectingBall)
{
return;
}
SeesawObject pushedBall = null;
PointCanvas ballHolder = null;
var heldBalls = isPlayerOne ? game.PlayerOneHeldBalls : game.PlayerTwoHeldBalls;
var ballHolders = isPlayerOne ? _playerOneBallHolders : _playerTwoBallHolders;
foreach (var holder in ballHolders)
{
Rect rect = holder.GetBoundaryRect();
if (rect.Contains(pt.To2DPoint()))
{
if (holder.Children.Count > 0)
{
pushedBall = (SeesawObject)holder.Children[0];
ballHolder = holder;
}
}
}
if (pushedBall != null)
{
int index = heldBalls.IndexOf(pushedBall);
HitBall(index, new Vector(0, 0), isPlayerOne);
}
}
private void HitBall(int index, Vector velocity, bool isPlayerOne)
{
var heldBalls = isPlayerOne ? game.PlayerOneHeldBalls : game.PlayerTwoHeldBalls;
var ballHolders = isPlayerOne ? _playerOneBallHolders : _playerTwoBallHolders;
var pushedBall = heldBalls[index];
// Check if any running animations to avoid conflicts
if (this.gameActive && runningAnimations.Count == 0 && game.PushBall(pushedBall))
{
var ballHolder = ballHolders[index];
uxMainCanvas.Children.Add(pushedBall);
// TODO2: Trigger animation for ball and after animation is triggered
PointAnimationUsingPath ballAnimation = new PointAnimationUsingPath();
PathGeometry animationPath = new PathGeometry();
PathFigure pFigure = new PathFigure();
pFigure.StartPoint = PointCanvas.GetTopLeft(ballHolder);
//PathFigureCollection pfc = FindResource("RectanglePathFigureCollection") as PathFigureCollection;
UIElement targetPanel = isPlayerOne ? ((UIElement)seesaw.leftBallPanel) : seesaw.rightBallPanel;
Point endPoint = new Point(
Canvas.GetLeft(seesaw) + Canvas.GetLeft(seesaw.uxBalanceCanvas) + Canvas.GetLeft(targetPanel),
Canvas.GetTop(seesaw) + Canvas.GetTop(seesaw.uxBalanceCanvas) + Canvas.GetTop(targetPanel)
);
pFigure.Segments.Add(ComputeCurve(pFigure.StartPoint, endPoint, velocity));
animationPath.Figures.Add(pFigure);
// Freeze the PathGeometry for performance benefits.
animationPath.Freeze();
ballAnimation.PathGeometry = animationPath;
ballAnimation.BeginTime = TimeSpan.FromSeconds(0);
ballAnimation.Duration = new Duration(TimeSpan.FromSeconds(0.75));
ballAnimation.AutoReverse = false;
Storyboard.SetTarget(ballAnimation, pushedBall);
Storyboard.SetTargetProperty(ballAnimation, new PropertyPath("(TopLeft)"));
Storyboard ballMove = new Storyboard();
ballMove.Children.Add(ballAnimation);
runningAnimations.Add(ballMove);
ballMove.Completed += delegate
{
selectingBall = false;
uxMainCanvas.Children.Remove(pushedBall);
runningAnimations.Remove(ballMove);
(pushedBall as Bird).IsFlying = false;
// Reset ball move animation
pushedBall.BeginAnimation(SeesawObject.TopLeftProperty, null);
game.AddBallToBalance(pushedBall, isPlayerOne);
};
selectingBall = true;
ballMove.Begin();
// TODO2: Trigger animation for ball and after animation is triggered
}
}
private const int HIT_ROUGHNESS = 10; // The amount of rough distance they can hit in between to make it easier to hit
private void SetupBallHolders(int numHolders, bool isPlayerOne)
{
var ballHolders = isPlayerOne ? _playerOneBallHolders : _playerTwoBallHolders;
var hitGesture = isPlayerOne ? _playerOneHitGesture : _playerTwoHitGesture;
var rect = isPlayerOne ? uxPlayerOneRect : uxPlayerTwoRect;
if (ballHolders == null || ballHolders.Length != numHolders)
{
// Remove all the ball holders
if (ballHolders != null)
{
foreach (var holder in ballHolders)
{
holder.Children.Clear();
uxMainCanvas.Children.Remove(holder);
}
}
ballHolders = new PointCanvas[numHolders];
// Points relative to the uxPersonCanvas space
Point[] holderPositions = new Point[] {
new Point(0.15, 0.3),
new Point(0.35, 0.05),
new Point(0.65, 0.05),
new Point(0.85, 0.3)
};
if (numHolders > holderPositions.Length)
{
throw new InvalidOperationException("You must define the locations of all holders");
}
_hitZones.Clear();
for (int i = 0; i < numHolders; i++)
{
PointCanvas canvas = new PointCanvas();
canvas.Width = 80;
canvas.Height = 80;
uxMainCanvas.Children.Add(canvas);
PointCanvas.SetTopLeft(canvas, new Point(
holderPositions[i].X * rect.ActualWidth + Canvas.GetLeft(rect) - canvas.Width / 2,
holderPositions[i].Y * rect.ActualHeight + Canvas.GetTop(rect) - canvas.Height / 2)
);
ballHolders[i] = canvas;
Rect boundaryRect = canvas.GetBoundaryRect();
boundaryRect.Inflate(HIT_ROUGHNESS, HIT_ROUGHNESS);
_hitZones.Add(boundaryRect);
}
if (hitGesture != null)
{
hitGesture.HitRectangles.Clear();
hitGesture.HitRectangles.AddRange(_hitZones);
}
}
// Reassign at the end
if (isPlayerOne)
{
_playerOneBallHolders = ballHolders;
}
else
{
_playerTwoBallHolders = ballHolders;
}
}
private void SetupBallHolders(int numHolders, bool isPlayerOne)
{
var ballHolders = isPlayerOne ? _playerOneBallHolders : _playerTwoBallHolders;
var hitGesture = isPlayerOne ? _playerOneHitGesture : _playerTwoHitGesture;
var rect = isPlayerOne ? uxPlayerOneRect : uxPlayerTwoRect;
if (ballHolders == null || ballHolders.Length != numHolders)
{
// Remove all the ball holders
if (ballHolders != null)
{
foreach (var holder in ballHolders)
{
holder.Children.Clear();
uxMainCanvas.Children.Remove(holder);
}
}
ballHolders = new PointCanvas[numHolders];
// Points relative to the uxPersonCanvas space
Point[] holderPositions = new Point[] {
new Point(0.15, 0.3),
new Point(0.35, 0.05),
new Point(0.65, 0.05),
new Point(0.85, 0.3)
};
if (numHolders > holderPositions.Length) throw new InvalidOperationException("You must define the locations of all holders");
_hitZones.Clear();
for (int i = 0; i < numHolders; i++)
{
PointCanvas canvas = new PointCanvas();
canvas.Width = 80;
canvas.Height = 80;
uxMainCanvas.Children.Add(canvas);
PointCanvas.SetTopLeft(canvas, new Point(
holderPositions[i].X * rect.ActualWidth + Canvas.GetLeft(rect) - canvas.Width / 2,
holderPositions[i].Y * rect.ActualHeight + Canvas.GetTop(rect) - canvas.Height / 2)
);
ballHolders[i] = canvas;
Rect boundaryRect = canvas.GetBoundaryRect();
boundaryRect.Inflate(HIT_ROUGHNESS, HIT_ROUGHNESS);
_hitZones.Add(boundaryRect);
}
if (hitGesture != null)
{
hitGesture.HitRectangles.Clear();
hitGesture.HitRectangles.AddRange(_hitZones);
}
}
// Reassign at the end
if (isPlayerOne) _playerOneBallHolders = ballHolders;
else _playerTwoBallHolders = ballHolders;
}
