/* S E T V I E W D A T E T I M E S C R O L L */
/*----------------------------------------------------------------------------
* %%Function: SetViewDateTimeScroll
* %%Qualified: bg.BgGraph.SetViewDateTimeScroll
* %%Contact: rlittle
*
* ----------------------------------------------------------------------------*/
void SetViewDateTimeScroll(PictureBox pb, HScrollBar sbh, VScrollBar sbv, DateTime dttm, int iFirstQuarter)
{
if (BvFromPb(pb) == BoxView.Log)
{
Reporter rpt = (Reporter)pb.Tag;
rpt.SetFirstDateTime(dttm);
sbv.Value = rpt.GetFirstLine();
}
else if (BvFromPb(pb) == BoxView.Graph)
{
Grapher grph = (Grapher)pb.Tag;
if (iFirstQuarter >= 0)
{
grph.SetFirstFromScroll(iFirstQuarter);
sbh.Value = iFirstQuarter;
}
else
{
grph.SetFirstDateTime(dttm.AddDays(-1.0));
if (grph.GetFirstForScroll() > sbh.Maximum) // if we have exceeded the scrolling regions, then we want to act as if we've scrolled to the end
{
grph.SetFirstFromScroll(sbh.Value);
}
if (grph.GetFirstForScroll() < 0)
{
grph.SetFirstFromScroll(0);
}
sbh.Value = grph.GetFirstForScroll();
}
}
pb.Invalidate();
}
/* S C R O L L P A I N T */
/*----------------------------------------------------------------------------
* %%Function: ScrollPaint
* %%Qualified: bg.BgGraph.ScrollPaint
* %%Contact: rlittle
*
* ----------------------------------------------------------------------------*/
private void ScrollPaint(object sender, System.EventArgs e)
{
if (m_fInPaint)
{
return;
}
m_fInPaint = true;
HScrollBar sbh = (HScrollBar)sender;
PictureBox pb = (PictureBox)sbh.Tag;
if (BvFromPb(pb) == BoxView.Graph)
{
// its a report
Grapher grph = (Grapher)pb.Tag;
int iFirstQuarter = -1;
grph.SetFirstFromScroll(iFirstQuarter = sbh.Value);
DateTime dttm = grph.GetFirstDateTime();
SetViewDateTimeScroll(m_picbUpper, m_sbhUpper, m_sbvUpper, dttm, iFirstQuarter);
SetViewDateTimeScroll(m_picbLower, m_sbhLower, m_sbvLower, dttm, iFirstQuarter);
pb.Invalidate();
}
m_fInPaint = false;
}