void UpdateScroll()
{
GDI.SCROLLINFO si = new GDI.SCROLLINFO();
si.cbSize = System.Runtime.InteropServices.Marshal.SizeOf(typeof(GDI.SCROLLINFO));
si.fMask = (int)(GDI.ScrollInfoMask.SIF_RANGE | GDI.ScrollInfoMask.SIF_POS | GDI.ScrollInfoMask.SIF_PAGE);
double xpc = (m_view.Left - m_physExtents.Left) / m_physExtents.Width;
double wpc = m_view.Width / m_physExtents.Width;
si.nPos = (int)(xpc * ScrollScale);
si.nMin = 0;
si.nMax = (int)ScrollScale;
si.nPage = (int)(wpc * ScrollScale);
GDI.SetScrollInfo(Handle, (int)GDI.ScrollBarDirection.SB_HORZ, ref si, true);
double ypc = (m_view.Top - m_physExtents.Top) / m_physExtents.Height;
double hpc = m_view.Height / m_physExtents.Height;
si.nPos = (int)(ypc * ScrollScale);
si.nMin = 0;
si.nMax = (int)ScrollScale;
si.nPage = (int)(hpc * ScrollScale);
GDI.SetScrollInfo(Handle, (int)GDI.ScrollBarDirection.SB_VERT, ref si, true);
}
void UpdateScroll()
{
GDI.SCROLLINFO si = new GDI.SCROLLINFO();
si.cbSize = System.Runtime.InteropServices.Marshal.SizeOf(typeof(GDI.SCROLLINFO));
si.fMask = (int)(GDI.ScrollInfoMask.SIF_RANGE | GDI.ScrollInfoMask.SIF_POS | GDI.ScrollInfoMask.SIF_PAGE);
si.nPos = (int)(m_view.Left - m_physExtents.Left);
si.nMin = 0;
si.nMax = (int)m_physExtents.Size.X;
si.nPage = (int)m_view.Width;
GDI.SetScrollInfo(Handle, (int)GDI.ScrollBarDirection.SB_HORZ, ref si, true);
si.nPos = (int)(m_view.Top - m_physExtents.Top);
si.nMin = 0;
si.nMax = (int)m_physExtents.Size.Y;
si.nPage = (int)m_view.Height;
GDI.SetScrollInfo(Handle, (int)GDI.ScrollBarDirection.SB_VERT, ref si, true);
}