private void AnimateAxes(AnimationContext context)
{
double from;
double to;
PerspectiveAnimationAxis axes = this.Axes;
double duration = this.Duration.TimeSpan.TotalSeconds;
if ((axes & PerspectiveAnimationAxis.X) == PerspectiveAnimationAxis.X)
{
// animate the X-axis
from = this.StartAngleX;
to = this.EndAngleX;
this.UpdateStartEnd(ref from, ref to);
context.RotationX(new double[] { 0, from, duration, to });
}
if ((axes & PerspectiveAnimationAxis.Y) == PerspectiveAnimationAxis.Y)
{
// animate the Y-axis
from = this.StartAngleY;
to = this.EndAngleY;
this.UpdateStartEnd(ref from, ref to);
context.RotationY(new double[] { 0, from, duration, to });
}
if ((axes & PerspectiveAnimationAxis.Z) == PerspectiveAnimationAxis.Z)
{
// animate the Y-axis
from = this.StartAngleZ;
to = this.EndAngleZ;
this.UpdateStartEnd(ref from, ref to);
context.RotationZ(new double[] { 0, from, duration, to });
}
}
/// <summary>
/// Applies already stored (if any) animated values.
/// </summary>
/// <param name="info"></param>
protected internal override void ApplyAnimationValues(PlayAnimationInfo info)
{
PlaneProjection projection = info.Target.Projection as PlaneProjection;
if (projection == null)
{
return;
}
double direction = this.Direction == PerspectiveAnimationDirection.Clockwise ? -1 : 1;
double rotation;
PerspectiveAnimationAxis axes = this.Axes;
bool autoReverse = this.GetAutoReverse();
if ((axes & PerspectiveAnimationAxis.X) == PerspectiveAnimationAxis.X)
{
rotation = autoReverse ? this.StartAngleX : this.EndAngleX;
projection.RotationX = rotation * direction;
}
if ((axes & PerspectiveAnimationAxis.Y) == PerspectiveAnimationAxis.Y)
{
rotation = autoReverse ? this.StartAngleY : this.EndAngleY;
projection.RotationY = rotation * direction;
}
if ((axes & PerspectiveAnimationAxis.Z) == PerspectiveAnimationAxis.Z)
{
rotation = autoReverse ? this.StartAngleZ : this.EndAngleZ;
projection.RotationZ = rotation * direction;
}
}
