public virtual bool onGenericMotionEvent(android.widget.TextView widget, android.text.Spannable
text, android.view.MotionEvent @event)
{
if ((@event.getSource() & android.view.InputDevice.SOURCE_CLASS_POINTER) != 0)
{
switch (@event.getAction())
{
case android.view.MotionEvent.ACTION_SCROLL:
{
float vscroll;
float hscroll;
if ((@event.getMetaState() & android.view.KeyEvent.META_SHIFT_ON) != 0)
{
vscroll = 0;
hscroll = @event.getAxisValue(android.view.MotionEvent.AXIS_VSCROLL);
}
else
{
vscroll = [email protected](android.view.MotionEvent.AXIS_VSCROLL);
hscroll = @event.getAxisValue(android.view.MotionEvent.AXIS_HSCROLL);
}
bool handled = false;
if (hscroll < 0)
{
handled |= scrollLeft(widget, text, (int)System.Math.Ceiling(-hscroll));
}
else
{
if (hscroll > 0)
{
handled |= scrollRight(widget, text, (int)System.Math.Ceiling(hscroll));
}
}
if (vscroll < 0)
{
handled |= scrollUp(widget, text, (int)System.Math.Ceiling(-vscroll));
}
else
{
if (vscroll > 0)
{
handled |= scrollDown(widget, text, (int)System.Math.Ceiling(vscroll));
}
}
return handled;
}
}
}
return false;
}