/* F H I T T E S T */
/*----------------------------------------------------------------------------
%%Function: FHitTest
%%Qualified: bg.SBGE.FHitTest
%%Contact: rlittle
----------------------------------------------------------------------------*/
public bool FHitTest(Point ptClient, out object oHit, out RectangleF rectfHit)
{
rectfHit = new RectangleF();;
PTFI ptfiHit;
// figure out what we hit.
// convert the pt into a raw point compatible with our array
PointF ptfArray = new PointF(((float)ptClient.X) + m_dxAdjust, (float)ptClient.Y);
ptfiHit = new PTFI();
bool fHit = false;
// now we can go searching for a point this corresponds to
foreach (PTFI ptfi in m_plptfi)
{
rectfHit = new RectangleF(ptfi.ptf.X - 4.0F, ptfi.ptf.Y - 4.0F, 8.0F, 8.0F);
if (!rectfHit.Contains(ptfArray))
continue;
fHit = true;
ptfiHit = ptfi;
break;
}
oHit = ptfiHit;
return fHit;
}
/* H O V E R G R A P H */
/*----------------------------------------------------------------------------
%%Function: HoverGraph
%%Qualified: bg.BgGraph.HoverGraph
%%Contact: rlittle
----------------------------------------------------------------------------*/
private void HoverGraph(object sender, System.EventArgs e)
{
PictureBox pb = (PictureBox)sender;
if (BvFromPb(pb) != BoxView.Graph)
return;
Grapher grph = (Grapher)pb.Tag;
Point ptRaw = Cursor.Position;
Point pt = pb.PointToClient(ptRaw);
PTFI ptfiHit = new PTFI();
bool fHit = false;
RectangleF rectfHit;
object oHit;
fHit = grph.FHitTest(pt, out oHit, out rectfHit);
ptfiHit = (PTFI)oHit;
if (fHit)
{
if (m_ch == null)
m_ch = new Hover();
m_ch.ShowTip(ptRaw, ptfiHit.bge);
this.Focus();
m_fTipShowing = true;
m_rectfTipHitRegion = rectfHit;
}
this.Focus();
// now lets register for this again
user32.TRACKMOUSEEVENT tme = new user32.TRACKMOUSEEVENT();
tme.cbSize = Marshal.SizeOf(tme);
tme.dwFlags = 1;
tme.dwHoverTime = -1;
tme.hwndTrack = pb.Handle;
user32.TrackMouseEvent(ref tme);
}
public void PaintGraph(Graphics gr)
{
int i, iLast;
int dxAdjust = (int)(m_iFirstQuarter * m_dxQuarter); // how much should 0 based x-coordinates be adjusted?
Pen penMeal = new Pen(Color.Green, m_dzaLineWidth);
Pen penBlueThin = new Pen(Color.LightBlue, (float)0.5);
Pen penBlue = new Pen(Color.Blue, (float)1);
Pen penGrid = new Pen(Color.DarkGray, (float)1);
Pen penLightGrid = new Pen(Color.LightGray, (float)1);
SolidBrush brushBlue = new SolidBrush(Color.Blue);
if (m_fWgtAvg)
{
brushBlue = new SolidBrush(Color.Red);
penBlue = new Pen(Color.Red, (float)1);
}
double dxFirstQuarter = m_iFirstQuarter * m_dxQuarter + (m_dxOffset + m_rcfDrawing.Left/*m_dxLeftMargin*/);
double dxLastQuarter = dxFirstQuarter + (m_cgp.nHalfDays * 12 * 4) * m_dxQuarter;
RectangleF rectfGraphBodyClip = new RectangleF(m_dxOffset + m_rcfDrawing.Left,
m_rcfDrawing.Top, // m_dyOffset +
m_rcfDrawing.Width - m_dxOffset,
m_rcfDrawing.Height - m_dyOffset);
gr.SetClip(rectfGraphBodyClip);
// ------------------------------
// THIRD: Graph the points
// ------------------------------
PTFI ptfiLastMeal = new PTFI();
PTFI ptfi;
ptfiLastMeal.bge = null;
for (i = 0, iLast = m_plptfi.Count; i < iLast; i++)
{
PointF ptf;
ptfi = ((PTFI)m_plptfi[i]);
ptf = ptfi.ptf;
// if its before our first point, skip it
if (ptf.X < dxFirstQuarter)
continue;
if (ptf.Y == -1.0F && ptfi.bge.Reading == 0)
{
// lets get a real Y value for this by plotting a line on the curve
if (i > 0)
ptf.Y = ((PTFI)m_plptfi[i-1]).ptf.Y;
else if (i < iLast)
ptf.Y = ((PTFI)m_plptfi[i+1]).ptf.Y;
else
ptf.Y = 0;
ptfi.ptf = ptf;
m_plptfi[i] = ptfi;
}
if (ptfiLastMeal.bge != null && m_cgp.fShowMeals)
{
if (ptfiLastMeal.bge.Date.AddMinutes(90.0) <= ptfi.bge.Date
&& ptfiLastMeal.bge.Date.AddMinutes(150.0) >= ptfi.bge.Date)
{
float yAdjust;
float xLast = ptfiLastMeal.ptf.X - dxAdjust;
float yLast = ptfiLastMeal.ptf.Y;
yAdjust = ptf.Y - yLast;
if (yAdjust < 0.0F)
yAdjust -= 15.0F;
else
yAdjust += 15.0F;
// we have a match
gr.DrawLine(penMeal, xLast + m_dzaLineWidth, yLast, xLast + m_dzaLineWidth, yLast + yAdjust);
gr.DrawLine(penMeal, xLast + m_dzaLineWidth, yLast + yAdjust, ptf.X + m_dzaLineWidth - dxAdjust, yLast + yAdjust);
gr.DrawLine(penMeal, ptf.X + m_dzaLineWidth - dxAdjust, yLast + yAdjust, ptf.X + m_dzaLineWidth - dxAdjust, ptf.Y + m_dzaLineWidth);
ptfiLastMeal.bge = null;
}
else if (ptfiLastMeal.bge.Date.AddHours(150.0) < ptfi.bge.Date)
ptfiLastMeal.bge = null;
}
if (ptfi.bge.Type != BGE.ReadingType.SpotTest)
ptfiLastMeal = ptfi;
if (ptf.X > dxLastQuarter)
break;
if (ptfi.bge.InterpReading)
gr.DrawEllipse(penBlueThin, ptf.X - m_dzaLineWidth - dxAdjust, ptf.Y - m_dzaLineWidth, m_dzaLineWidth * 4.0f, m_dzaLineWidth * 4.0f);
else
gr.FillEllipse(brushBlue, ptf.X - m_dzaLineWidth - dxAdjust, ptf.Y - m_dzaLineWidth, m_dzaLineWidth * 4.0f, m_dzaLineWidth * 4.0f);
if (i > 0)
{
PointF ptfLast = ((PTFI)m_plptfi[i - 1]).ptf;
if (ptfLast.X >= dxFirstQuarter)
gr.DrawLine(penBlue, ptfLast.X + 1 - dxAdjust, ptfLast.Y + 1, ptf.X + 1 - dxAdjust, ptf.Y + 1);
}
}
// if we were doing the translucent range shading, we'd do it here.
// ShadeRanges(pb, gr);
gr.ResetClip();
m_dxAdjust = dxAdjust;
}