private int RaiseOffsetChangeWithAdditionalVelocityRequested(
float additionalVelocity, float?inertiaDecayRate)
{
LogMessage("ScrollBarController: RaiseOffsetChangeWithAdditionalVelocityRequested for Orientation=" + Orientation + " with additionalVelocity=" + additionalVelocity + ", inertiaDecayRate=" + inertiaDecayRate);
if (OffsetChangeWithAdditionalVelocityRequested != null)
{
ScrollControllerOffsetChangeWithAdditionalVelocityRequestedEventArgs e =
new ScrollControllerOffsetChangeWithAdditionalVelocityRequestedEventArgs(
additionalVelocity,
inertiaDecayRate);
OffsetChangeWithAdditionalVelocityRequested(this, e);
if (e.ViewChangeId != -1 && !lstOffsetChangeWithAdditionalVelocityIds.Contains(e.ViewChangeId))
{
operationsCount++;
lstOffsetChangeWithAdditionalVelocityIds.Add(e.ViewChangeId);
}
return(e.ViewChangeId);
}
return(-1);
}
private void OnOffsetChangeWithAdditionalVelocityRequested(IScrollController sender, ScrollControllerOffsetChangeWithAdditionalVelocityRequestedEventArgs e)
{
if (sender == horizontalScrollController)
{
LogMessage("CanvasScrollControllerConsumer: OnOffsetChangeWithAdditionalVelocityRequested for HorizontalScrollController");
}
else if (sender == verticalScrollController)
{
LogMessage("CanvasScrollControllerConsumer: OnOffsetChangeWithAdditionalVelocityRequested for VerticalScrollController");
}
else
{
LogMessage("CanvasScrollControllerConsumer: OnOffsetChangeWithAdditionalVelocityRequested for unknown sender");
}
}
private void IScrollController_OffsetChangeWithAdditionalVelocityRequested(IScrollController sender, ScrollControllerOffsetChangeWithAdditionalVelocityRequestedEventArgs args)
{
try
{
AppendAsyncEventMessage("OffsetChangeWithAdditionalVelocityRequested ViewChangeId=" + args.ViewChangeId);
}
catch (Exception ex)
{
txtExceptionReport.Text = ex.ToString();
lstScrollBar2Events.Items.Add(ex.ToString());
}
}