public void Initialize(Canvas parentCanvas, PhysicsControllerMain controller)
{
Controller = controller;
_parentCanvas = parentCanvas;
if (_parentCanvas == null)
{
throw new Exception(String.Format("The Camera Controller must exist in a Canvas with a PhysicsController."));
}
// if there is a PhysicsController in the parent canvas, then we will wait
// for it's Initialize event.
foreach (UIElement element in _parentCanvas.Children)
{
if (element is PhysicsController)
{
Enabled = false;
Controller = (element as PhysicsController).PhysicsMain;
Controller.Initialized += new PhysicsControllerMain.InitializedHandler(CameraController_Initialized);
break;
}
}
ParallaxLayers = new List <ParallaxLayer>();
// _userControlLoaded = true;
// create our "game loop" timer
CompositionTarget.Rendering += new EventHandler(CompositionTarget_Rendering);
}
/// <summary>
/// Adds ALL named XAML elements into the Physics simulation.
/// </summary>
/// <param name="cnvContainer">The container to add items from.</param>
public void AddPhysicsBodyForCanvasWithBehaviors(Canvas cnvContainer)
{
#if SILVERLIGHT
for (int i = 0; i < cnvContainer.Children.Count(); i++)
#else
for (int i = 0; i < cnvContainer.Children.Count; i++)
#endif
{
FrameworkElement element = cnvContainer.Children[i] as FrameworkElement;
string elemName = element.GetValue(Canvas.NameProperty).ToString();
element.SetValue(Canvas.TagProperty, elemName);
}
PhysicsControllerMain.EnsureUniqueNames(cnvContainer, false);
List <PhysicsObjectMain> objectsToAdd = new List <PhysicsObjectMain>();
#if SILVERLIGHT
for (int i = 0; i < cnvContainer.Children.Count() - 1; i++)
#else
for (int i = 0; i < cnvContainer.Children.Count - 1; i++)
#endif
{
FrameworkElement element = cnvContainer.Children[i] as FrameworkElement;
PhysicsObjectMain physObject = element.GetValue(PhysicsObjectMain.PhysicsObjectProperty) as PhysicsObjectMain;
if (physObject != null)
{
objectsToAdd.Add(physObject);
}
}
foreach (PhysicsObjectMain physObject in objectsToAdd)
{
AddPhysicsBody(physObject);
}
#if SILVERLIGHT
for (int i = cnvContainer.Children.Count() - 1; i >= 0; i--)
#else
for (int i = cnvContainer.Children.Count - 1; i >= 0; i--)
#endif
{
FrameworkElement element = cnvContainer.Children[i] as FrameworkElement;
PhysicsJointMain joint = element.GetValue(PhysicsJointMain.PhysicsJointProperty) as PhysicsJointMain;
if (joint != null)
{
AddJoint(joint);
}
}
}
public static PhysicsControllerMain FindController(FrameworkElement element)
{
while (element != null)
{
PhysicsControllerMain context = PhysicsControllerMain.GetPhysicsController(element);
if (context != null)
{
return(context);
}
element = VisualTreeHelper.GetParent(element) as FrameworkElement;
}
return(null);
}
/// <summary>
/// A utility function to get a point that is a given distance and angle from another point.
/// </summary>
/// <param name="angle">The angle to travel</param>
/// <param name="distance">The distance (in pixels) to go</param>
/// <param name="ptStart">The start point</param>
/// <returns></returns>
public static Point GetPointFromDistanceAngle(double angle, double distance, Point ptStart)
{
return(PhysicsControllerMain.GetPointFromDistanceAngle(angle, distance, ptStart));
}
/// <summary>
/// Get the distance, in pixels between two points.
/// </summary>
public static double DistanceBetweenTwoPoints(Point pt1, Point pt2)
{
return(PhysicsControllerMain.DistanceBetweenTwoPoints(pt1, pt2));
}
/// <summary>
/// Create a path object based on a list of vertices - used when creating geometry
/// </summary>
public static System.Windows.Shapes.Path CreatePathFromVertices(Vertices vertices, double width, double height)
{
return(PhysicsControllerMain.CreatePathFromVertices(vertices, width, height));
}
/// <summary>
/// Given a list of points, get the overall width and height to cover them all, as well as the mininum X and Y values occurring.
/// </summary>
/// <param name="points">The list of points</param>
public static void GetPointDimensions(List <Point> points, out double width, out double height, out double minX, out double minY)
{
PhysicsControllerMain.GetPointDimensions(points, out width, out height, out minX, out minY);
}
public static void SetPhysicsController(DependencyObject target, PhysicsControllerMain value)
{
target.SetValue(PhysicsControllerMain.PhysicsControllerProperty, value);
}