Exemple #1
0
        public void saveOpenStreetMapCropped(float minLat, float minLon, float maxLat, float maxLon, string fileNameNodes, string fileNameRoads, string fileNameSubRoads, string fileDistance)
        {
            StreamWriter file         = new StreamWriter(fileNameNodes);
            StreamWriter metroToPixel = new StreamWriter(fileDistance);
            //file.WriteLine("##NODES##");

            long nodeID = 1;

            Dictionary <long, long> hashIds   = new Dictionary <long, long>(); //ADICIONADO POR MIM
            Dictionary <long, long> hashRoads = new Dictionary <long, long>(); //ADICIONADO POR MIM
            PointF       minProjc             = PlateCareePaintMapModel.GPSCoordinatesToProjection(new PointF(minLon, minLat));
            PointF       maxProjc             = PlateCareePaintMapModel.GPSCoordinatesToProjection(new PointF(maxLon, maxLat));
            double       ration        = (maxProjc.X - minProjc.X) / (maxProjc.Y - minProjc.Y);
            const double EARTH_RADIUOS = 6371000.0;
            double       distancia_LON = EARTH_RADIUOS * Math.Cos((minProjc.Y + maxProjc.Y) / 2) * (maxProjc.X - minProjc.X);
            double       distancia_LAT = EARTH_RADIUOS * (maxProjc.Y - minProjc.Y);

            if (ration <= (16.0 / 9.0))
            {
                metroToPixel.WriteLine(distancia_LON / (1080 * ration));
                metroToPixel.WriteLine(distancia_LAT / 1080);
            }
            else
            {
                metroToPixel.WriteLine(distancia_LON / 1920);
                metroToPixel.WriteLine(distancia_LAT / (1920 / ration));
            }
            metroToPixel.Close();
            foreach (KeyValuePair <long, Node> e in croppedNodes)
            {
                Node x = e.Value;
                hashIds.Add(e.Value.getId(), nodeID);
                float  lat = x.getLat();
                float  lon = x.getLon();
                PointF xy = PlateCareePaintMapModel.GPSCoordinatesToProjection(new PointF(lon, lat));
                int    xPoint, yPoint;
                if (ration <= 16.0 / 9.0)
                {
                    xPoint = (int)(minProjc.X + (int)(1080 * ration) / (maxProjc.X - minProjc.X) * (xy.X - minProjc.X));
                    yPoint = 1080 - (int)(minProjc.Y + 1080 / (maxProjc.Y - minProjc.Y) * (xy.Y - minProjc.Y));
                }
                else
                {
                    xPoint = (int)(minProjc.X + 1920 / (maxProjc.X - minProjc.X) * (xy.X - minProjc.X));
                    yPoint = (int)(1920 / ration) - (int)(minProjc.Y + (int)(1920 / ration) / (maxProjc.Y - minProjc.Y) * (xy.Y - minProjc.Y));
                }
                if (x.getIsRoadNode())
                {
                    file.WriteLine(nodeID.ToString() + ";" + xPoint.ToString(CultureInfo.InvariantCulture) + ";" + yPoint.ToString(CultureInfo.InvariantCulture));
                }
                nodeID++;
            }
            file.Close();
            file = new StreamWriter(fileNameSubRoads);
            //file.WriteLine("##SUBROADS##");

            HashSet <KeyValuePair <long, long> > tempSubRoads = new HashSet <KeyValuePair <long, long> >();
            Dictionary <long, Road> roadNames = new Dictionary <long, Road>();

            firstNode = true;
            XmlTextReader textReader = new XmlTextReader(filePath);

            initOpenStreetRoadTypes();
            String stateLvl1 = "";

            long     actualRoad       = -1;
            string   actualRoadName   = "";
            bool     actualRoadTwoWay = false;
            RoadType actualRoadType   = null;
            long     lastNode         = -1;
            bool     isRoad           = false;

            long   idOfLine = -1;
            string lineName = "";
            string maxspeed = "";
            Dictionary <long, string> lineNames = new Dictionary <long, string>();

            int  id       = 1; // ter ids de arrestas diferentes;
            long lastRoad = -1;

            while (textReader.Read())
            {
                switch (textReader.NodeType)
                {
                case XmlNodeType.Element:     // O nó é um elemento.
                    switch (textReader.Name)
                    {
                    case "way":
                        stateLvl1  = "way";
                        actualRoad = long.Parse(textReader.GetAttribute("id"));
                        break;

                    case "nd":
                        if (stateLvl1 == "way")
                        {
                            long refe = long.Parse(textReader.GetAttribute("ref"));
                            if (lastNode == -1)
                            {
                                if (croppedNodes.ContainsKey(refe))         // True
                                {
                                    lastNode = refe;
                                }
                            }
                            else
                            {
                                if (croppedNodes.ContainsKey(refe))         // True
                                {
                                    tempSubRoads.Add(new KeyValuePair <long, long>(lastNode, refe));
                                    lastNode = refe;
                                }
                            }
                        }
                        break;

                    case "tag":
                        if (stateLvl1 == "way")
                        {
                            if (textReader.GetAttribute("k") == "highway")
                            {
                                isRoad = true;
                                string roadType = textReader.GetAttribute("v");
                                if (roadTypes.ContainsKey(roadType))
                                {
                                    if (actualRoad != -1)
                                    {
                                        actualRoadType = roadTypes[roadType];
                                    }
                                }
                            }
                            else if (textReader.GetAttribute("k") == "railway")
                            {
                                isRoad = true;
                                string roadType = textReader.GetAttribute("v");
                                if (roadTypes.ContainsKey(roadType))
                                {
                                    if (actualRoad != -1)
                                    {
                                        actualRoadType = roadTypes[roadType];
                                    }
                                }
                            }
                            else if (textReader.GetAttribute("k") == "name")
                            {
                                if (actualRoad != -1)
                                {
                                    actualRoadName = textReader.GetAttribute("v");
                                }
                            }
                            else if (textReader.GetAttribute("k") == "oneway")
                            {
                                if (actualRoad != -1)
                                {
                                    actualRoadTwoWay = textReader.GetAttribute("v") != "yes";
                                }
                            }
                            else if (textReader.GetAttribute("k") == "maxspeed")
                            {
                                maxspeed = textReader.GetAttribute("v");
                            }
                            else if (textReader.GetAttribute("k") == "maxspeed:type")
                            {
                                maxspeed = textReader.GetAttribute("v");
                            }
                            else if (textReader.GetAttribute("k") == "source:maxspeed")
                            {
                                maxspeed = textReader.GetAttribute("v");
                            }
                        }
                        else if (stateLvl1 == "relation")
                        {
                            if (textReader.GetAttribute("k") == "ref")
                            {
                                lineName = textReader.GetAttribute("v");
                            }
                        }
                        break;

                    case "relation":
                        stateLvl1 = "relation";
                        idOfLine  = long.Parse(textReader.GetAttribute("id"));
                        break;

                    case "member":
                        if (textReader.GetAttribute("type") == "way")
                        {
                            long refe = long.Parse(textReader.GetAttribute("ref"));
                            if (roadNames.ContainsKey(refe))
                            {
                                roadNames[refe].addLine(idOfLine);
                            }
                        }
                        break;
                    }
                    break;

                case XmlNodeType.EndElement:     //Apresente o fim do elemento.
                    if (textReader.Name == "way")
                    {
                        if (isRoad == true && actualRoad != -1 && actualRoadType != null && tempSubRoads.Count > 0)
                        {
                            foreach (KeyValuePair <long, long> e in tempSubRoads)
                            {
                                file.WriteLine((id) + ";" + hashIds[e.Key].ToString() + ";" + hashIds[e.Value].ToString() + ";");//id antes era actualRoad;
                                if (lastRoad != actualRoad)
                                {
                                    hashRoads.Add(actualRoad, id);
                                    lastRoad = actualRoad;
                                }
                                id++;
                            }
                            roadNames.Add(actualRoad, new Road(actualRoad, actualRoadName, actualRoadTwoWay, maxspeed));
                        }

                        isRoad         = false;
                        stateLvl1      = "";
                        actualRoad     = -1;
                        lastNode       = -1;
                        actualRoadName = "";
                        maxspeed       = "";
                        actualRoadType = null;
                        tempSubRoads.Clear();
                    }
                    if (textReader.Name == "relation")
                    {
                        if (lineNames.ContainsKey(idOfLine))
                        {
                            lineNames[idOfLine] += lineName;
                        }
                        else
                        {
                            lineNames.Add(idOfLine, lineName);
                        }

                        lineName  = "";
                        stateLvl1 = "";
                        idOfLine  = -1;
                    }
                    break;
                }
            }
            file.Close();
            file = new StreamWriter(fileNameRoads);
            //file.WriteLine("##ROADS##");
            foreach (KeyValuePair <long, Road> e in roadNames)
            {
                file.WriteLine(hashRoads[e.Value.getId()].ToString() + ";" + e.Value.getName() + ";" + e.Value.isTwoWay() + ";" + e.Value.getMaxspeed());
            }
            file.Close();
        }
Exemple #2
0
        public void saveOpenStreetMapCropped(float minLat, float minLon, float maxLat, float maxLon, string fileNameNodes, string fileNameRoads, string fileNameSubRoads)
        {
            StreamWriter file = new StreamWriter(fileNameNodes);

            //file.WriteLine("##NODES##");
            foreach (KeyValuePair <long, Node> e in croppedNodes)
            {
                Node   x   = e.Value;
                float  lat = x.getLat();
                float  lon = x.getLon();
                PointF xy  = PlateCareePaintMapModel.GPSCoordinatesToProjection(new PointF(lon, lat));
                if (x.getIsRoadNode())
                {
                    file.WriteLine(x.getId().ToString() + ";" + lat.ToString(CultureInfo.InvariantCulture) + ";" + lon.ToString(CultureInfo.InvariantCulture) + ";" + xy.X.ToString(CultureInfo.InvariantCulture) + ";" + xy.Y.ToString(CultureInfo.InvariantCulture));
                }
            }
            file.Close();
            file = new StreamWriter(fileNameSubRoads);
            //file.WriteLine("##SUBROADS##");

            HashSet <KeyValuePair <long, long> > tempSubRoads = new HashSet <KeyValuePair <long, long> >();
            HashSet <Road> roadNames = new HashSet <Road>();

            firstNode = true;
            XmlTextReader textReader = new XmlTextReader(filePath);

            initOpenStreetRoadTypes();
            String stateLvl1 = "";

            long     actualRoad       = -1;
            string   actualRoadName   = "";
            bool     actualRoadTwoWay = false;
            RoadType actualRoadType   = null;
            long     lastNode         = -1;
            bool     isRoad           = false;

            while (textReader.Read())
            {
                switch (textReader.NodeType)
                {
                case XmlNodeType.Element:     // O nó é um elemento.
                    switch (textReader.Name)
                    {
                    case "way":
                        stateLvl1  = "way";
                        actualRoad = long.Parse(textReader.GetAttribute("id"));
                        break;

                    case "nd":
                        if (stateLvl1 == "way")
                        {
                            long refe = long.Parse(textReader.GetAttribute("ref"));
                            if (lastNode == -1)
                            {
                                if (croppedNodes.ContainsKey(refe))         // True
                                {
                                    lastNode = refe;
                                }
                            }
                            else
                            {
                                if (croppedNodes.ContainsKey(refe))         // True
                                {
                                    tempSubRoads.Add(new KeyValuePair <long, long>(lastNode, refe));
                                    lastNode = refe;
                                }
                            }
                        }
                        break;

                    case "tag":
                        if (stateLvl1 == "way")
                        {
                            if (textReader.GetAttribute("k") == "highway")
                            {
                                isRoad = true;
                                string roadType = textReader.GetAttribute("v");
                                if (roadTypes.ContainsKey(roadType))
                                {
                                    if (actualRoad != -1)
                                    {
                                        actualRoadType = roadTypes[roadType];
                                    }
                                }
                            }
                            else if (textReader.GetAttribute("k") == "name")
                            {
                                if (actualRoad != -1)
                                {
                                    actualRoadName = textReader.GetAttribute("v");
                                }
                            }
                            else if (textReader.GetAttribute("k") == "oneway")
                            {
                                if (actualRoad != -1)
                                {
                                    actualRoadTwoWay = textReader.GetAttribute("v") != "yes";
                                }
                            }
                        }
                        break;
                    }
                    break;

                case XmlNodeType.EndElement:     //Apresente o fim do elemento.
                    if (textReader.Name == "way")
                    {
                        if (isRoad == true && actualRoad != -1 && actualRoadType != null && tempSubRoads.Count > 0)
                        {
                            foreach (KeyValuePair <long, long> e in tempSubRoads)
                            {
                                file.WriteLine(actualRoad + ";" + e.Key.ToString() + ";" + e.Value.ToString() + ";");
                            }
                            roadNames.Add(new Road(actualRoad, actualRoadName, actualRoadTwoWay));
                        }
                        isRoad         = false;
                        stateLvl1      = "";
                        actualRoad     = -1;
                        lastNode       = -1;
                        actualRoadName = "";
                        actualRoadType = null;
                        tempSubRoads.Clear();
                    }
                    break;
                }
            }
            file.Close();
            file = new StreamWriter(fileNameRoads);
            //file.WriteLine("##ROADS##");
            foreach (Road e in roadNames)
            {
                file.WriteLine(e.getId().ToString() + ";" + e.getName() + ";" + e.isTwoWay());
            }
            file.Close();
        }