private void DrawRoute(DateTime newstart, DateTime newend)
{
bool bRouteValid = false;
if (newstart < newend)
{
// Effacement
EmptyAssociatedDecorations();
// Ok, on met à jour
List <PointLatLng> newpts = new List <PointLatLng>();
for (int i = 0; i < _Times.Count; i++)
{
PointLatLng pt = _Pts[i];
DateTime ptdate = _Times[i];
if ((ptdate >= newstart) && (ptdate <= newend))
{
newpts.Add(pt);
}
}
if (newpts.Count >= 2)
{
bRouteValid = true;
// On ajoute un marker début et fin
_Daddy._cacheDetail._gmap.Overlays[GMapWrapper.RESERVED4].Markers.Add(CreateMarker(newpts[0], GMarkerGoogleType.green, _Daddy.GetTranslator().GetString("LblStart")));
_Daddy._cacheDetail._gmap.Overlays[GMapWrapper.RESERVED4].Markers.Add(CreateMarker(newpts[newpts.Count - 1], GMarkerGoogleType.orange, _Daddy.GetTranslator().GetString("LblEnd")));
// On ajoute un marker mobile au début du parcours
// Uniquement si le graphe est affiché
if ((_Elevations != null) || _ComputeSpeed)
{
_Daddy._cacheDetail._gmap.Overlays[GMapWrapper.RESERVED4].Markers.Add(CreateMarker(newpts[0], GMarkerGoogleType.blue, _Daddy.GetTranslator().GetString("LblCurrent")));
}
// And draw elevations
DrawElevationsSpeed(0);
GMapRoute route = null;
if (_ComputeSpeed)
{
// La route en ligne droite
// Colors list based on speed
Color[] colors = new Color[newpts.Count];
float[] fwidth = new float[newpts.Count];
int i = 0;
foreach (Double d in _SpeedsRoute)
{
fwidth[i] = 2.0f;
// Color is based on speed
double percentage = (_SpeedsRoute[i] - _Min_speed) / (_Max_speed - _Min_speed);
// Min = green
// Max = red
if (_speedColorType == ColorType.GreenRed)
{
int ired = (int)(255.0 * (percentage));
int igreen = (int)(255.0 * (1.0 - percentage));
ired = Math.Max(0, ired);
ired = Math.Min(255, ired);
igreen = Math.Max(0, igreen);
igreen = Math.Min(255, igreen);
Color c = Color.FromArgb(ired, igreen, 0);
colors[i] = c;
}
else if (_speedColorType == ColorType.HSL)
{
ColorRGB c = ColorRGB.HSL2RGB(percentage, 0.5, 0.5);
colors[i] = Color.FromArgb(c.R, c.G, c.B);
}
else
{
colors[i] = _singlecolor;
}
i++;
}
route = new GMapRouteGradient(newpts, "Route", colors, fwidth);
}
else
{
route = new GMapRoute(newpts, "Route");
}
_PtsRoute = newpts;
route.IsHitTestVisible = true;
route.Tag = _Daddy._cacheDetail._gmap; // très important pour le tooltip
Pen pen = new Pen(_singlecolor);
pen.Width = 2; // route.Stroke.Width;
route.Stroke = pen;
// On change le nom de cette route pour le tooltip
String kmmi = (_Daddy._bUseKm) ? _Daddy.GetTranslator().GetString("LVKm") : _Daddy.GetTranslator().GetString("LVMi");
double dist = (_Daddy._bUseKm) ? route.Distance : route.Distance * _Daddy._dConvKmToMi;
String tooltiptext = dist.ToString("0.0") + " " + kmmi;
route.Name = tooltiptext;
_Daddy._cacheDetail._gmap.Overlays[GMapWrapper.RESERVED4].Routes.Add(route);
}
}
else
{
// On efface de toute façon
EmptyAssociatedDecorations();
}
if (!_ComputeSpeed)
{
lblSpeedMoy.Visible = false;
}
else
{
// On calcule la vitesse moyenne
_Daddy.Log("TrackSelector DrawBasedOnParameters: Compute mean speed");
lblSpeedMoy.Visible = true;
lblSpeedMoy.Text = _Daddy.GetTranslator().GetString("LblMeanSpeed");
if (bRouteValid)
{
GMapRoute route = _Daddy._cacheDetail._gmap.Overlays[GMapWrapper.RESERVED4].Routes[0];
String kmmph = (_Daddy._bUseKm) ? "kmh" : "mph";
double dist = (_Daddy._bUseKm) ? route.Distance : route.Distance * _Daddy._dConvKmToMi;
if ((_TimesRoute != null) && (_TimesRoute.Count >= 2))
{
double deltah = (_TimesRoute[_TimesRoute.Count - 1] - _TimesRoute[0]).TotalHours;
double speed = dist / deltah;
lblSpeedMoy.Text += speed.ToString("0.0 ") + kmmph;
}
else
{
lblSpeedMoy.Text += "-";
}
}
else
{
DrawElevationsSpeed(0);
lblSpeedMoy.Text += "-";
}
}
}