/// <summary>
/// Constructs a new PTransformActivity that animate between the source and destination
/// matrices in the order specified by the mode, looping the given number of iterations.
/// </summary>
/// <param name="duration">The length of one loop of the activity.</param>
/// <param name="stepInterval">
/// The minimum number of milliseconds that this activity should delay between steps.
/// </param>
/// <param name="loopCount">
/// The number of times the activity should reschedule itself.
/// </param>
/// <param name="mode">
/// Defines how the activity interpolates between states.
/// </param>
/// <param name="aTarget">
/// The object that the activity will be applied to and where the source
/// state will be taken from.
/// </param>
/// <param name="aDestination">The destination matrix.</param>
public PTransformActivity(long duration, long stepInterval, int loopCount, ActivityMode mode, Target aTarget, PMatrix aDestination) :
base(duration, stepInterval, loopCount, mode)
{
//source = new float[6];
//destination = new float[6];
target = aTarget;
//if (aDestination != null) {
// destination = aDestination.MatrixReference.Elements;
//}
source = new PMatrix();
destination = new PMatrix();
destination.Multiply(aDestination);
}
/// <summary>
/// Overridden. See <see cref="PPaintContext.PushMatrix">PPaintContext.PushTransform</see>.
/// </summary>
public override void PushMatrix(PMatrix matrix)
{
if (matrix == null)
{
return;
}
RectangleF newLocalClip = matrix.InverseTransform(LocalClip);
localClipStack.Push(newLocalClip);
PMatrix newMatrix = (PMatrix)Transform.Clone();
newMatrix.Multiply(matrix);
transformStack.Push(newMatrix);
SetWorldMatrix(newMatrix);
}