コード例 #1
0
        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 += "-";
                }
            }
        }