public void ShowTip(Point pt, BGE bge)
{
string s = bge.Date.ToString("MM/dd/yy ") + bge.Date.ToString("t", DateTimeFormatInfo.InvariantInfo);
s += "\nReading: " + bge.Reading.ToString();
s += "\nCarbs in 4 Hours: " + bge.CarbsIn4.ToString();
int nHours = bge.MinutesSinceCarbs / 60;
int nMinutes = bge.MinutesSinceCarbs - nHours * 60;
s += "\nTime Since Carbs: " + nHours.ToString() + ":" + nMinutes.ToString("0#");
if (bge.Carbs > 0)
{
s += "\nCarbs: " + bge.Carbs.ToString();
}
if (bge.InterpReading)
{
s += "\n**** INTERPOLATED ****\n" + bge.Comment;
}
else if (bge.Comment.Length > 0)
{
s += "\nComment: " + bge.Comment;
}
m_sTip = s;
Graphics gr = m_pbxTip.CreateGraphics();
SizeF szf = gr.MeasureString(s, m_hFont);
Size sz = new Size((int)Math.Floor(szf.Width), (int)Math.Floor(szf.Height));
this.Show();
this.SetBounds(pt.X - sz.Width / 2, pt.Y - sz.Height, sz.Width + 4, sz.Height + 4, BoundsSpecified.All);
}
/* P T F F R O M B G E A V G */
/*----------------------------------------------------------------------------
* %%Function: PtfFromBgeAvg
* %%Qualified: bg.SBGE.PtfFromBgeAvg
* %%Contact: rlittle
*
* ----------------------------------------------------------------------------*/
PointF PtfFromBgeAvg(DateTime dayFirst, BGE bge, double dxQuarter, double dyBg)
{
float x = XFromDate(dayFirst, bge.Date, dxQuarter);
float y = YFromReading(bge.WgtAvg, dyBg);
// now we've got the number of quarters. figure out the bge
return(new PointF(x, y));
}
public bool closestRayIntersects(BGE.Geom.Ray ray, Vector3 point, ref Vector3 intersection)
{
// Calculate p0-c call it v
Vector3 v = ray.pos - Position;
Vector3 p0 = Vector3.zero, p1 = Vector3.zero;
// Now calculate a, b and c
float a, b, c;
/*
* a = u.u
b = 2u(p0 – pc)
c = (p0 – c).(p0 – c) - r2
*/
a = Vector3.Dot(ray.look, ray.look);
b = 2.0f * Vector3.Dot(v, ray.look);
c = Vector3.Dot(v, v) - (radius * radius);
// Calculate the discriminant
float discriminant = (b * b) - (4.0f * a * c);
// Test for imaginary number
// If discriminant > 0, calculate values for t0 and t1
// Substitute into the ray equation and calculate the 2 intersection points
// Push the interesctions into the vector intersections
if (discriminant >= 0.0f)
{
discriminant = (float)Math.Sqrt(discriminant);
float t0 = (-b + discriminant) / (2.0f * a);
float t1 = (-b - discriminant) / (2.0f * a);
p0 = ray.pos + (ray.look * t0);
p1 = ray.pos + (ray.look * t1);
if ((point - p0).magnitude < (point - p1).magnitude)
{
intersection = p0;
}
else
{
intersection = p1;
}
return true;
}
return false;
}
/* C A L C R E P O R T */
/*----------------------------------------------------------------------------
* %%Function: CalcReport
* %%Qualified: bg.Reporter.CalcReport
* %%Contact: rlittle
*
* ----------------------------------------------------------------------------*/
public void Calc()
{
m_plrld = new ArrayList();
// ok, let's walk through and figure out what gets reported and what doesn't
//
// first, draw the date we are working with.
BGE bge = (BGE)m_slbge.GetByIndex(0);
DateTime dttmFirst = new DateTime(bge.Date.Year, bge.Date.Month, bge.Date.Day);
int ibge, ibgeMax;
ibge = 0;
ibgeMax = m_slbge.Values.Count;
RLD rld = new RLD();
while (ibge < ibgeMax)
{
float [] dMeals = { 8.0F, 12.0F, 18.0F }; // our defaults for meals
float dHours = 0.0F;
string [] rgsDay = { "S", "M", "T", "W", "T", "F", "S" };
bool [] rgfMeals = { false, false, false };
while (ibge < ibgeMax)
{
bge = (BGE)m_slbge.GetByIndex(ibge);
if (!bge.InterpReading)
{
break;
}
ibge++;
}
DateTime dttm = new DateTime(bge.Date.Year, bge.Date.Month, bge.Date.Day);
DateTime dttmNextDay = dttm.AddHours(29.5); // next day is 4:30am the next day
int ibgeT = ibge;
rld.dttm = dttm;
rld.sDay = rgsDay[(int)dttm.DayOfWeek];
if (dttm.DayOfWeek == DayOfWeek.Sunday)
{
rld.sDay = dttm.ToString("M-dd");
rld.sDateHeader = dttm.ToString("d");
}
// let's see what meals we have manually accounted for...
while (bge.Date < dttmNextDay)
{
dHours = bge.Date.Hour + bge.Date.Minute / 60.0F;
if (bge.InterpReading)
{
}
else if (bge.Type == BGE.ReadingType.Breakfast)
{
dMeals[0] = dHours;
rgfMeals[0] = true;
}
else if (bge.Type == BGE.ReadingType.Lunch)
{
dMeals[1] = dHours;
rgfMeals[1] = true;
}
else if (bge.Type == BGE.ReadingType.Dinner)
{
dMeals[2] = dHours;
rgfMeals[2] = true;
}
if (ibgeT + 1 >= ibgeMax)
{
break;
}
bge = (BGE)m_slbge.GetByIndex(++ibgeT);
}
// ok, we have figured out the meal boundaries. now lets match the readings...
// any reading within 1 hour of the meal time is considered a "before", and the first reading
// between 2 hours and 3 hours after meal time is considered "after"
bge = (BGE)m_slbge.GetByIndex(ibgeT = ibge);
int iMealNext = 0;
bool fBeforeMatched = false;
int readingBefore = 0;
int readingBed = 0;
int readingFirst = 0; // the first reading of the day will serve as the "pre-breakfast" unless we get a better reading.
float dBedMin = dMeals[iMealDinner] + 2.0F;
bool fMealBumped = false;
while (bge.Date < dttmNextDay)
{
while (bge.Date < dttmNextDay)
{
bge = (BGE)m_slbge.GetByIndex(ibgeT);
if (!bge.InterpReading)
{
break;
}
if (ibgeT + 1 >= ibgeMax)
{
break;
}
ibgeT++;
}
dHours = bge.Date.Hour + bge.Date.Minute / 60.0F;
// don't duplicate comments...
if (!fMealBumped && bge.FullComment.Length > 0)
{
if (rld.sComment.Length > 0)
{
rld.sComment += "; ";
}
rld.sComment += bge.FullComment;
}
fMealBumped = false;
if (bge.Date.Day == dttmNextDay.Day)
{
dHours += 24.0F;
}
if (readingFirst == 0 && dHours <= dMeals[iMealBreakfast])
{
readingFirst = bge.Reading;
}
if (iMealNext <= iMealDinner)
{
// are we looking for a 'before' reading?
if ((iMealNext == iMealBreakfast && bge.Type == BGE.ReadingType.Breakfast) ||
(iMealNext == iMealLunch && bge.Type == BGE.ReadingType.Lunch) ||
(iMealNext == iMealDinner && bge.Type == BGE.ReadingType.Dinner))
{
rld.mpimd[iMealNext].nCarbs = bge.Carbs;
}
if (!fBeforeMatched &&
bge.Reading != 0 &&
dHours >= dMeals[iMealNext] - m_dHoursBefore && dHours <= dMeals[iMealNext])
{
// got a "before" match
readingBefore = bge.Reading;
}
// did we find a "before" reading for the current meal and are looking
// for that meal (or a reading post-meal) to confirm that this is the last
// "before" reading?
if (readingBefore != 0 && !fBeforeMatched && dHours > dMeals[iMealNext])
{
rld.mpimd[iMealNext].nBefore = readingBefore;
fBeforeMatched = true;
}
// does this reading qualify as an 'after' reading?
if (dHours >= dMeals[iMealNext] + m_dHoursAfter && dHours <= dMeals[iMealNext] + 4.0)
{
// got an "after" match
rld.mpimd[iMealNext].nAfter = bge.Reading;
iMealNext++;
fBeforeMatched = false;
if (readingBefore != 0)
{
readingFirst = 0;
}
readingBefore = 0;
fMealBumped = true;
}
if (!fMealBumped)
{
// check to see if we are ready to bump to the next meal
if (dHours > dMeals[iMealNext] + 4.0)
{
iMealNext++;
fBeforeMatched = false;
if (readingBefore != 0)
{
readingFirst = 0;
}
readingBefore = 0;
fMealBumped = true;
}
}
if (fMealBumped && iMealNext == iMealLunch)
{
if (readingFirst != 0)
{
// we still have a "first reading" which means that the breakfast
// meal never posted a before reading. use that first reading now.
rld.mpimd[iMealBreakfast].nBefore = readingFirst;
readingFirst = 0;
}
}
if (!fMealBumped && ibgeT + 1 >= ibgeMax)
{
break;
}
}
if (dHours >= dBedMin)
{
readingBed = bge.Reading;
}
// if we bumped the meal, then go through again considering this reading
// for the next meal.
if (!fMealBumped)
{
if (ibgeT + 1 >= ibgeMax)
{
break;
}
bge = (BGE)m_slbge.GetByIndex(++ibgeT);
}
}
// need to flush everything here
if (!fBeforeMatched && readingBefore != 0)
{
rld.mpimd[iMealNext].nBefore = readingBefore;
}
if (!fBeforeMatched && iMealNext == iMealBreakfast && readingFirst != 0)
{
rld.mpimd[iMealNext].nBefore = readingFirst;
}
rld.nBedReading = readingBed;
m_plrld.Add(rld);
rld = new RLD();
// consume the rest of the day
ibge = ibgeT;
bge = (BGE)m_slbge.GetByIndex(ibge);
while (bge.Date < dttmNextDay)
{
ibge++;
if (ibge >= ibgeMax)
{
break;
}
bge = (BGE)m_slbge.GetByIndex(ibge);
}
}
// at this point, we have all the data we'll ever want...
}
/* C A L C G R A P H */
/*----------------------------------------------------------------------------
* %%Function: CalcGraph
* %%Qualified: bg.SBGE.CalcGraph
* %%Contact: rlittle
*
* ----------------------------------------------------------------------------*/
public void CalcGraph(RectangleF rcf)
{
m_rcfDrawing = rcf;
// graph the points in the dataset, m_cgp.nHalfDays at a time
BGE bge = (BGE)m_slbge.GetByIndex(0);
DateTime dayFirst = new DateTime(bge.Date.Year, bge.Date.Month, bge.Date.Day);
// split apart the graphing range into intervals, by the quarter hour
double cxQuarters = m_cgp.nHalfDays * 12 * 4;
double dxQuarter = (rcf.Width - m_dxOffset / 2) / cxQuarters;
double cyBg = m_cgp.dBgHigh - m_cgp.dBgLow;
double dyBg = (rcf.Height - m_dyOffset) / cyBg;
// build up a set of points to graph
int iValue = 0;
m_plptfi = new ArrayList();
float dxMax = 0;
while (iValue < m_slbge.Values.Count)
{
bge = (BGE)m_slbge.GetByIndex(iValue);
// set a point at bge
PointF ptf;
if (m_fWgtAvg)
{
ptf = PtfFromBgeAvg(dayFirst, bge, dxQuarter, dyBg);
}
else
{
ptf = PtfFromBge(dayFirst, bge, dxQuarter, dyBg);
}
if (ptf.X > dxMax)
{
dxMax = ptf.X;
}
PTFI ptfi;
ptfi.ptf = ptf;
ptfi.bge = bge;
m_plptfi.Add(ptfi);
iValue++;
}
if (m_sbh != null)
{
if (dxMax > dxQuarter * cxQuarters)
{
m_sbh.Minimum = 0;
m_sbh.Maximum = (int)(((dxMax / dxQuarter)) - (m_cgp.nHalfDays * 12 * 4));
m_sbh.Visible = true;
}
else
{
m_sbh.Visible = false;
}
}
m_dyPerBgUnit = dyBg;
m_dxQuarter = dxQuarter;
}
