public bool OnSingleTapConfirmed(Android.Views.MotionEvent e)
{
if (this.photoViewAttacher == null)
{
return(false);
}
ImageView imageView = photoViewAttacher.GetImageView();
if (null != photoViewAttacher.GetOnPhotoTapListener())
{
RectF displayRect = photoViewAttacher.GetDisplayRect();
if (null != displayRect)
{
float x = e.GetX(), y = e.GetY();
if (displayRect.Contains(x, y))
{
float xResult = (x - displayRect.Left)
/ displayRect.Width();
float yResult = (y - displayRect.Top)
/ displayRect.Height();
photoViewAttacher.GetOnPhotoTapListener().OnPhotoTap(imageView, xResult, yResult);
return(true);
}
}
}
if (null != photoViewAttacher.GetOnViewTapListener())
{
photoViewAttacher.GetOnViewTapListener().OnViewTap(imageView, e.GetX(), e.GetY());
}
return(false);
}
public override void OnLongPress(MotionEvent e)
{
if (null != photoViewAttacher.mLongClickListener)
{
photoViewAttacher.mLongClickListener.OnLongClick(photoViewAttacher.GetImageView());
}
}
public void Run()
{
if (mScroller.IsFinished())
{
return; // remaining post that should not be handled
}
ImageView imageView = photoViewAttacher.GetImageView();
if (null != imageView && mScroller.ComputeScrollOffset())
{
int newX = mScroller.GetCurrX();
int newY = mScroller.GetCurrY();
if (photoViewAttacher.DEBUG)
{
LogManager.GetLogger().d(
LOG_TAG,
"fling run(). CurrentX:" + mCurrentX + " CurrentY:"
+ mCurrentY + " NewX:" + newX + " NewY:"
+ newY);
}
photoViewAttacher.mSuppMatrix.PostTranslate(mCurrentX - newX, mCurrentY - newY);
photoViewAttacher.SetImageViewMatrix(photoViewAttacher.GetDrawMatrix());
mCurrentX = newX;
mCurrentY = newY;
Compat.PostOnAnimation(imageView, this);
}
}
public void Run()
{
ImageView imageView = photoViewAttacher.GetImageView();
if (imageView == null)
{
return;
}
float t = Interpolate();
float scale = mZoomStart + t * (mZoomEnd - mZoomStart);
float deltaScale = scale / photoViewAttacher.GetScale();
photoViewAttacher.mSuppMatrix.PostScale(deltaScale, deltaScale, mFocalX, mFocalY);
photoViewAttacher.CheckAndDisplayMatrix();
// We haven't hit our target scale yet, so post ourselves again
if (t < 1f)
{
Compat.PostOnAnimation(imageView, this);
}
}