private void Changes(CGPoint point, UIPopoverArrowDirection arrowDirection)
{
Frame = _targetView.Bounds;
CGRect finalFrame = CGRect.Empty;
float arrowHeight = ArrowHeight;
float spacing = Spacing;
if (arrowDirection == UIPopoverArrowDirection.Right)
{
finalFrame.Width = point.X - arrowHeight;
finalFrame.Height = _targetView.Bounds.Height;
}
else if (arrowDirection == UIPopoverArrowDirection.Left)
{
finalFrame.Width = _targetView.Bounds.Width - point.X - arrowHeight;
finalFrame.Height = _targetView.Bounds.Height;
finalFrame.X = point.X + arrowHeight;
}
else if (arrowDirection == UIPopoverArrowDirection.Up)
{
finalFrame.Width = _targetView.Bounds.Width;
finalFrame.Height = _targetView.Bounds.Height - point.Y - arrowHeight;
finalFrame.Y = point.Y + arrowHeight;
}
else if (arrowDirection == UIPopoverArrowDirection.Down)
{
finalFrame.Width = _targetView.Bounds.Width;
finalFrame.Height = point.Y - arrowHeight;
}
else
{
throw new ArgumentException("********** Invalid arrow direction.");
}
finalFrame.X += spacing;
finalFrame.Y += spacing;
finalFrame.Height -= spacing * 2.0f;
finalFrame.Width -= spacing * 2.0f;
base.Draw(AlignmentRectInsets.InsetRect(finalFrame));
_scrollViewHost.BackgroundColor = UIColor.White;
_scrollViewHost.Layer.CornerRadius = HostsCornerRadius;
_scrollViewHost.Layer.ShadowColor = UIColor.Black.CGColor;
_scrollViewHost.Layer.ShadowOffset = CGSize.Empty;
_scrollViewHost.Layer.ShadowRadius = ShadowRadius;
_scrollViewHost.Layer.ShadowOpacity = ShadowOpacity;
LayoutSheetForFrame(finalFrame, false, true, true);
AnchorSheetAtPoint(point, arrowDirection, finalFrame);
}
private void LayoutSheetInitial(bool initial)
{
Frame = _targetView.Bounds;
_scrollViewHost.Layer.CornerRadius = 0.0f;
_scrollViewHost.Layer.ShadowOpacity = 0.0f;
_scrollViewHost.BackgroundColor = UIColor.Clear;
CGRect frame = Frame;
if (_isiPad)
{
float fixedWidth = FixedWidth;
frame.X = (frame.Width - fixedWidth) / 2.0f;
frame.Width = fixedWidth;
}
base.Draw(AlignmentRectInsets.InsetRect(frame));
LayoutSheetForFrame(frame, !_isiPad, initial, false);
}
