private void Each_Tick(object o, EventArgs sender)
{
if (ScrollRight)
{
if (myTargetScrollViewer.HorizontalOffset == myTargetScrollViewer.ScrollableWidth)
{
ScrollRight = false;
}
else
{
myTargetScrollViewer.ScrollToHorizontalOffset(myTargetScrollViewer.HorizontalOffset + ScrollPixelsPerTick);
if (DraggedObject != null && myTestoffset != myTargetScrollViewer.HorizontalOffset)
{
DraggedObject.SetValue(Canvas.LeftProperty, (double)(DraggedObject.GetValue(Canvas.LeftProperty)) + (ScrollPixelsPerTick));
}
myTestoffset = myTargetScrollViewer.HorizontalOffset;
}
}
if (ScrollLeft)
{
if (myTargetScrollViewer.HorizontalOffset == 0)
{
ScrollLeft = false;
}
else
{
myTargetScrollViewer.ScrollToHorizontalOffset(myTargetScrollViewer.HorizontalOffset - ScrollPixelsPerTick);
if (DraggedObject != null && myTestoffset != myTargetScrollViewer.HorizontalOffset)
{
DraggedObject.SetValue(Canvas.LeftProperty, (double)(DraggedObject.GetValue(Canvas.LeftProperty)) - (ScrollPixelsPerTick));
}
myTestoffset = myTargetScrollViewer.HorizontalOffset;
}
}
if (ScrollDown)
{
myTargetScrollViewer.ScrollToVerticalOffset(myTargetScrollViewer.VerticalOffset + ScrollPixelsPerTick);
if (DraggedObject != null && myTestvoffset != myTargetScrollViewer.VerticalOffset)
{
DraggedObject.SetValue(Canvas.TopProperty, (double)(DraggedObject.GetValue(Canvas.TopProperty)) + (ScrollPixelsPerTick));
}
myTestvoffset = myTargetScrollViewer.VerticalOffset;
}
if (ScrollUp)
{
if (myTargetScrollViewer.VerticalOffset == 0)
{
ScrollUp = false;
}
else
{
myTargetScrollViewer.ScrollToVerticalOffset(myTargetScrollViewer.VerticalOffset - ScrollPixelsPerTick);
if (DraggedObject != null && myTestvoffset != myTargetScrollViewer.VerticalOffset)
{
DraggedObject.SetValue(Canvas.TopProperty, (double)(DraggedObject.GetValue(Canvas.TopProperty)) - (ScrollPixelsPerTick));
}
myTestvoffset = myTargetScrollViewer.VerticalOffset;
}
}
}
