protected override void OnMoveOffChild(int i)
{
MuPageView pageView = (MuPageView)Adapter.GetItem(i);
if (pageView != null)
{
pageView.MoveOffScreen();
}
base.OnMoveOffChild(i);
}
protected override void OnChildSetup(int i, View v)
{
base.OnChildSetup(i, v);
if (i == this.DisplayedViewIndex && this.DisplayedView != null)
{
MuPageView pageView = (MuPageView)this.DisplayedView;
pageView.OnScreen = true;
//pageView.MoveToScreen();
}
}
protected override void OnMoveToChild(int i)
{
base.OnMoveToChild(i);
if (_onPageSelected != null)
{
_onPageSelected();
}
MuPageView pageView = (MuPageView)this.DisplayedView;
if (pageView != null)
{
pageView.MoveToScreen();
}
}
public override View GetView(int position, View convertView, ViewGroup parent)
{
Log.Debug(TAG, "getView");
MuPageView pageView;
if (convertView == null)
{
try
{
if (mSharedHqBm == null || mSharedHqBm.Width != parent.Width || mSharedHqBm.Height != parent.Height)
{
mSharedHqBm = Bitmap.CreateBitmap(parent.Width, parent.Height, Bitmap.Config.Argb8888);
}
}
catch (Java.Lang.Error er)
{
mSharedHqBm = null;
string tag = TAG + " - GetView";
if (er.Message != null)
{
Log.Error(tag, er.Message);
}
}
try
{
pageView = new MuPageView(mContext, mFilePickerSupport, mCore, new Point(parent.Width, parent.Height), mSharedHqBm, _doc, _docView);
}
catch (Java.Lang.OutOfMemoryError ex)
{
Log.Error(TAG, ex.Message);
GC.Collect();
pageView = new MuPageView(mContext, mFilePickerSupport, mCore, new Point(parent.Width, parent.Height), mSharedHqBm, _doc, _docView);
}
}
else
{
pageView = (MuPageView)convertView;
}
PointF pageSize = mPageSizes.Get(position);
if (pageSize != null)
{
// We already know the page size. Set it up
// immediately
pageView.SetPage(position, pageSize);
}
else
{
// Page size as yet unknown. Blank it for now, and
// start a background task to find the size
pageView.Blank(position);
/*Android.OS.AsyncTask<Void,Void,PointF> sizingTask = new SafeAsyncTask<Void,Void,PointF>() {
*
* protected override PointF doInBackground(Void... arg0) {
* return core.getPageSize(position);
* }
*
* @Override
* protected void onPostExecute(PointF result) {
* if (isCancelled()) {
* return;
* }
* // We now know the page size
* mPageSizes.put(position, result);
* // Check that this view hasn't been reused for
* // another page since we started
* if (pageView.getPage() == position)
* pageView.setPage(position, result);
* }
* };*/
SizingTask task = new SizingTask(mCore, position, pageView);
task.Execute();
}
_pages.Put(position, pageView);
return(pageView);
}
public SizingTask(MuPDFCore core, int index, MuPageView pageView) : base()
{
this.Core = core;
this.index = index;
this.PageView = pageView;
}
