// sets the animation parameters for this uielement
// start is the start position of the animation. if null, it uses the current position of the element
// end is the end position of the animation. if null, it uses the current position of the element
// animation is the animation delegate to use. if null, it uses the old animation delegate.
// if the old delegate is null, returns false and this uielement is not animation ready
public bool SetAnimation(Vector2 start, Vector2 end, CritterCamp.Core.Lib.Helpers.Animation animation)
{
if (start == null) {
StartAnimationPosition = Position;
} else {
StartAnimationPosition = start;
}
if (end == null) {
EndAnimationPosition = Position;
} else {
EndAnimationPosition = end;
}
if (animation == null) {
if (AnimationDel == null) {
return false;
}
} else {
AnimationDel = animation;
}
AnimationReady = true; // set this uielement ready to animate
return true;
}
// sets the animation parameters for this uielement.
// if startAtCurrent is true, then the animation is from start to start+offset
// otherwise, the animation is from start+offset to start
public virtual bool SetAnimationOffset(Vector2 offset, CritterCamp.Core.Lib.Helpers.Animation animation, bool startAtCurrent)
{
if (startAtCurrent) {
return SetAnimation(Position, Position + offset, animation);
} else {
return SetAnimation(Position + offset, Position, animation);
}
}
// sets the offset for all the elements in this view
public override bool SetAnimationOffset(Vector2 offset, CritterCamp.Core.Lib.Helpers.Animation animation, bool startAtCurrent)
{
bool result = true;
lock (UIElements) {
// pass on the animation parameters to all the children
result &= base.SetAnimationOffset(offset, animation, startAtCurrent);
foreach (UIElement uie in UIElements) {
result &= uie.SetAnimationOffset(offset, animation, startAtCurrent);
}
}
return result;
}
