public override void initializeInvalidateRegion(int left, int top, int right, int
bottom)
{
android.graphics.RectF region = mPreviousRegion;
region.set(left, top, right, bottom);
region.inset(-1.0f, -1.0f);
if (mFillBefore)
{
int count = mAnimations.size();
java.util.ArrayList <android.view.animation.Animation> animations = mAnimations;
android.view.animation.Transformation temp = mTempTransformation;
android.view.animation.Transformation previousTransformation = mPreviousTransformation;
{
for (int i = count - 1; i >= 0; --i)
{
android.view.animation.Animation a = animations.get(i);
temp.clear();
android.view.animation.Interpolator interpolator = a.mInterpolator;
a.applyTransformation(interpolator != null ? interpolator.getInterpolation(0.0f) :
0.0f, temp);
previousTransformation.compose(temp);
}
}
}
}
public override bool getTransformation(long currentTime, android.view.animation.Transformation
t)
{
int count = mAnimations.size();
java.util.ArrayList <android.view.animation.Animation> animations = mAnimations;
android.view.animation.Transformation temp = mTempTransformation;
bool more = false;
bool started = false;
bool ended = true;
t.clear();
{
for (int i = count - 1; i >= 0; --i)
{
android.view.animation.Animation a = animations.get(i);
temp.clear();
more = a.getTransformation(currentTime, temp, getScaleFactor()) || more;
t.compose(temp);
started = started || a.hasStarted();
ended = a.hasEnded() && ended;
}
}
if (started && !mStarted)
{
if (mListener != null)
{
mListener.onAnimationStart(this);
}
mStarted = true;
}
if (ended != mEnded)
{
if (mListener != null)
{
mListener.onAnimationEnd(this);
}
mEnded = ended;
}
return(more);
}