/// <summary>
/// Updates the <see cref="ICharacterSprite"/>.
/// </summary>
/// <param name="currentTime">The current time.</param>
public void Update(TickCount currentTime)
{
if (_skelAnim == null)
{
return;
}
_skelAnim.Update(currentTime);
// Update the animation's speed
if (Character.Velocity.X != 0)
{
_skelAnim.Speed = Math.Abs(Character.Velocity.X) / _speedModifier;
}
else
{
_skelAnim.Speed = 1.0f;
}
}
/// <summary>
/// Handles the Click event of the btnInterpolate control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
void btnInterpolate_Click(object sender, EventArgs e)
{
var result = GetLoadSkeletonDialogResult(_filterFrame);
if (result == null || result.Length <= 1)
return;
var frame1Skeleton = SkeletonLoader.LoadSkeleton(result);
var frame1 = new SkeletonFrame(result, frame1Skeleton, 10);
result = GetLoadSkeletonDialogResult(_filterFrame);
if (result == null || result.Length <= 1)
return;
var frame2Skeleton = SkeletonLoader.LoadSkeleton(result);
var frame2 = new SkeletonFrame(result, frame2Skeleton, 10);
var frames = new[] { frame1, frame2 };
var ss = new SkeletonSet(frames);
var sa = new SkeletonAnimation(GetTime(), ss);
sa.Update(5);
LoadFrame(sa.Skeleton);
}
/// <summary>
/// Updates the skeleton animation.
/// </summary>
/// <param name="currentTime">Current time.</param>
public void Update(TickCount currentTime)
{
// If theres no frames and no modifier, don't update
if (_mod == null && (_skelSet.KeyFrames.Length == 1) && (CurrentFrame.Skeleton == _skelSet.KeyFrames[0].Skeleton))
{
_lastTime = currentTime;
}
else
{
// Find the time that has elapsed since the last update
float elapsedTime = currentTime - _lastTime;
_lastTime = currentTime;
// Calculate the new frame
float delay;
if (CurrentFrame.Delay == 0f)
{
delay = NextFrame.Delay;
}
else
{
delay = CurrentFrame.Delay;
}
var newFrame = _frame + ((elapsedTime * _speed) / delay);
if (_skelSet.KeyFrames.Length != 1)
{
newFrame %= _skelSet.KeyFrames.Length;
}
// Set the new keyframe references if the frame changed
if ((int)newFrame != (int)_frame)
{
if (_skelSet.KeyFrames.Length == 1)
{
_nextFrame = _skelSet.KeyFrames[0];
_currFrame = _nextFrame;
}
else
{
// If we have reached the first frame, raise the OnLoop event
if ((int)newFrame == 0)
{
if (Looped != null)
{
Looped.Raise(this, EventArgs.Empty);
}
}
// Store the new frame references
_currFrame = _skelSet.KeyFrames[(int)newFrame];
_nextFrame = _skelSet.KeyFrames[((int)newFrame + 1) % _skelSet.KeyFrames.Length];
}
}
// Set the new frame
_frame = newFrame;
// Update the nodes of the working skeleton
var framePercent = _frame - (int)_frame;
SkeletonNode parentNode;
if (_parent == null)
{
parentNode = null;
}
else
{
parentNode = _parent.Skeleton.RootNode;
}
RecursiveUpdate(CurrentFrame.Skeleton.RootNode, NextFrame.Skeleton.RootNode, parentNode, _skel.RootNode,
framePercent);
}
// Update the body
if (_skelBody != null)
{
_skelBody.Update(currentTime);
}
foreach (var bodyLayer in BodyLayers)
{
bodyLayer.Update(currentTime);
}
// If there is a parent, apply the changes to it
if (_parent != null)
{
RecursiveUpdateParent(_skel.RootNode, _parent.Skeleton.RootNode);
}
// Apply the modifiers
if (_mod != null)
{
_mod.Update(currentTime);
}
}