private bool ApplyVelocity()
{
if (IsDragging || _velocity.Value == 0)
{
return(false);
}
Dispatcher.BeginInvoke(new Action(() => HomeScrollViewer.ScrollToVerticalOffset(HomeScrollViewer.VerticalOffset - _velocity.Value)));
var size = Math.Abs(_velocity.Value);
var sign = size / _velocity.Value;
_velocity.Value = sign * Math.Max(0, Math.Min(size * 0.95, size - 1));
return(true);
}
private void OnAddGoalClicked(object sender, RoutedEventArgs e)
{
string title = "Neues Ziel";
int i = 1;
while (Goals.Exists(x => x.Title == title))
{
title = title.Split(' ')[0] + " " + title.Split(' ')[1] + " " + (++i);
}
Goal goal = new Goal(title);
GoalControl goalControl = new GoalControl(this, goal);
HomeStackpanel.Children.Add(goalControl);
Goals.Add(goal);
goalControl.NameLabel.BeginEditing();
HomeScrollViewer.ScrollToBottom();
}
private void HomeScrollViewer_OnPreviewMouseMove(object sender, MouseEventArgs e)
{
if (!IsDragging)
{
return;
}
var pos = e.GetPosition(this);
var y = pos.Y - _mousePosition.Y;
if (y == 0)
{
return;
}
_velocity.TryUpdate(y);
HomeScrollViewer.ScrollToVerticalOffset(HomeScrollViewer.VerticalOffset - y);
_mousePosition = pos;
}
