Kreator Tras GPX / KML

Kod po stronie przeglądarki

<link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" />
<link rel="stylesheet" href="https://unpkg.com/leaflet-draw@1.0.4/dist/leaflet.draw.css" />
<link rel="stylesheet" href="https://api.mapbox.com/mapbox.js/plugins/leaflet-fullscreen/v1.0.1/leaflet.fullscreen.css" />
<link rel="stylesheet" href="https://unpkg.com/leaflet-control-geocoder/dist/Control.Geocoder.css" />
<link type="text/css" href="http://www.dariuszrorat.ugu.pl/assets/css/bootstrap/wcag-outline.min.css" rel="stylesheet"> 
<style>
    #app { overflow-x: hidden; }
    #map { height: 80vh; border-radius: 10px; }
    #sidebar {
      padding: 1rem;
      max-height: 50vh;
      overflow-y: auto;
    }
    
    .point-item {
      padding: 0.3rem 0.6rem;
      margin-bottom: 0.4rem;
      border: 1px solid var(--bs-gray-500);
      border-radius: 8px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .point-item:hover { background: var(--bs-body-bg-alt); }
    
    /* Naprawia widoczność tekstu w polu wyszukiwania */
    .leaflet-control-geocoder-form input {
      color: black !important;        /* kolor tekstu wpisywanego */
      background-color: white !important; /* kolor tła pola */
      font-size: 14px;
      padding: 4px 8px;
    }

    /* Opcjonalnie: popraw wygląd wyników */
    .leaflet-control-geocoder-alternatives li {
      background-color: white;
      color: black;
      padding: 4px 6px;
      border-bottom: 1px solid #ccc;
    }
    .leaflet-control-geocoder-alternatives li:hover {
      background-color: #eee;
    }    
</style>

<div id="app">
    
  <div class="row g-3">
    <div class="col-lg-9">
      <div id="map"></div>
      <div class="mt-3 d-flex justify-content-center gap-2 flex-wrap">        
        <button id="importBtn" class="btn btn-secondary"><i class="bi bi-upload"></i> Importuj GPX/KML</button>
        <button id="clearBtn" class="btn btn-danger"><i class="bi bi-x-circle"></i> Wyczyść trasę</button>
        <button id="exportGPX" class="btn btn-primary"><i class="bi bi-download"></i> Eksportuj GPX</button>
        <button id="exportKML" class="btn btn-success"><i class="bi bi-download"></i> Eksportuj KML</button>
      </div>
    </div>

    <div class="col-lg-3">
      <div id="sidebar">
        <h3 class="h5 mb-3"><i class="bi bi-pin-map"></i> Punkty trasy</h3>
        <div id="pointsList" class="small text-muted">
          Brak punktów.
        </div>
      </div>
      <div class="px-3 mt-3">
        <h3 class="h5"><i class="bi bi-rulers"></i> Długość trasy</h3>  
        <div id="totalDistance"></div>            
      </div>
      <div class="px-3 mt-3">
          <h3 class="h5"><i class="bi bi-stopwatch"></i> Czas przejazdu</h3>  
          <div>
            <i class="bi bi-car-front"></i> <span id="carTime">---</span>
          </div>
          <div>
            <i class="bi bi-bicycle"></i> <span id="bikeTime">---</span>
          </div>
          <div>
            <i class="bi bi-person-walking"></i> <span id="walkTime">---</span>
          </div>
      </div>  
    </div>
  </div>

  <div class="mt-4">
    <h3 class="h5">Podgląd pliku</h3>
    <div class="d-flex align-items-center gap-2 mb-2">
      <label for="previewFormat" class="form-label mb-0">Format:</label>
      <select id="previewFormat" class="form-select w-auto">
        <option value="gpx" selected>GPX</option>
        <option value="kml">KML</option>
      </select>
      <button id="copyPreview" class="btn btn-outline-secondary btn-sm">Kopiuj</button>
    </div>
    <pre><code id="filePreview" class="language-xml" style="max-height: 400px; overflow-y: auto;"></code></pre>
  </div>  
    
</div>         
<!-- Scripts -->
<script src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js"></script>
<script src="https://unpkg.com/leaflet-draw@1.0.4/dist/leaflet.draw.js"></script>
<script src="https://api.mapbox.com/mapbox.js/plugins/leaflet-fullscreen/v1.0.1/Leaflet.fullscreen.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/togeojson/0.16.0/togeojson.min.js"></script>
<script src="https://unpkg.com/leaflet-control-geocoder/dist/Control.Geocoder.js"></script>

<script>
  const osm = L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
      maxZoom: 19,
      attribution: '© OpenStreetMap'
  });
  const esriSat = L.tileLayer(
      'https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}', {
          attribution: '&copy; Esri, Maxar, Earthstar Geographics'
      });
  const esriTopo = L.tileLayer(
      'https://server.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer/tile/{z}/{y}/{x}', {
          attribution: '&copy; Esri'
      });
  const openTopo = L.tileLayer('https://{s}.tile.opentopomap.org/{z}/{x}/{y}.png', {
      maxZoom: 17,
      attribution: '&copy; OpenTopoMap contributors'
  });

  // Nakładki tematyczne
  const railways = L.tileLayer('https://{s}.tiles.openrailwaymap.org/standard/{z}/{x}/{y}.png', {
      attribution: '&copy; OpenRailwayMap contributors'
  });
  const seaports = L.tileLayer('https://tiles.openseamap.org/seamark/{z}/{x}/{y}.png', {
      attribution: '&copy; OpenSeaMap contributors'
  });
  const hiking = L.tileLayer('https://tile.waymarkedtrails.org/hiking/{z}/{x}/{y}.png', {
      attribution: '&copy; waymarkedtrails.org'
  });

  const map = L.map('map', {
      center: [52.1, 19.4],
      zoom: 6,
      layers: [osm]
  });

  osm.addTo(map);

  const baseLayers = {
      "OpenStreetMap": osm,
      "Satelita (Esri)": esriSat,
      "Topograficzna (Esri)": esriTopo,
      "Teren (OpenTopoMap)": openTopo
  };
  const overlays = {
      "Linie kolejowe": railways,
      "Dane morskie i porty": seaports,
      "Szlaki turystyczne": hiking
  };

  L.control.layers(baseLayers, overlays).addTo(map);

  L.control.fullscreen({
      position: 'topleft',
      title: {
          'false': 'Pełny ekran', // tekst, gdy NIE jest w trybie fullscreen
          'true': 'Wyjdź z pełnego ekranu' // tekst, gdy JUŻ jest fullscreen
      }
  }).addTo(map);

  L.control.scale({
      position: 'bottomleft', // domyślnie 'bottomleft', możesz dać 'bottomright' itd.
      metric: true, // pokazuj metry/km
      imperial: false, // ukryj mile
      maxWidth: 200 // maksymalna długość skali w pikselach
  }).addTo(map);

  // Dodaj wyszukiwarkę miast / adresów
  L.Control.geocoder({
    position: 'topleft',
    defaultMarkGeocode: true, // automatycznie dodaje marker i zoom
    placeholder: 'Szukaj miasta...',
    errorMessage: 'Nie znaleziono'
  }).addTo(map);
    
  let drawnItems = new L.FeatureGroup();
  map.addLayer(drawnItems);
  var lastEndPoint = null;

  const drawControl = new L.Control.Draw({
      edit: {
          featureGroup: drawnItems
      },
      draw: {
          polygon: false,
          rectangle: false,
          circle: false,
          circlemarker: false,
          marker: true,
          polyline: {
              shapeOptions: {
                  color: '#0d6efd'
              }
          }
      }
  });
  map.addControl(drawControl);

  map.on(L.Draw.Event.CREATED, e => {
      drawnItems.addLayer(e.layer);
      updatePointsList();
  });
  map.on(L.Draw.Event.EDITED, updatePointsList);
  map.on(L.Draw.Event.DELETED, updatePointsList);

  function getAllPoints() {
      const latlngs = [];
      drawnItems.eachLayer(layer => {
          if (layer instanceof L.Polyline) layer.getLatLngs().forEach(p => latlngs.push(p));
          else if (layer instanceof L.Marker) latlngs.push(layer.getLatLng());
      });
      return latlngs;
  }

  function haversineDistanceKm(lat1, lon1, lat2, lon2) {
      const R = 6371;
      const toRad = Math.PI / 180;
      const dLat = (lat2 - lat1) * toRad;
      const dLon = (lon2 - lon1) * toRad;
      const a = Math.sin(dLat / 2) ** 2 +
          Math.cos(lat1 * toRad) * Math.cos(lat2 * toRad) *
          Math.sin(dLon / 2) ** 2;
      return R * 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
  }

  /**
   * Szacuje czas przejazdu/przejścia dla danej odległości.
   * @param {number} distanceKm - dystans w kilometrach
   * @param {"car" | "bike" | "walk"} mode - tryb podróży
   * @returns {string} czas w formacie "X h Y min"
   */
  function estimateTravelTime(distanceKm, mode) {
    const speeds = {
      car: 60,   // km/h
      bike: 20,
      walk: 5
    };

    if (!speeds[mode]) {
      throw new Error("Nieznany tryb podróży. Użyj: car, bike, walk.");
    }

    const hours = distanceKm / speeds[mode];
    const h = Math.floor(hours);
    const m = Math.round((hours - h) * 60);

    return `${h} h ${m} min`;
  }
  
  function updatePointsList() {
      const container = document.getElementById('pointsList');
      const totalDist = document.getElementById('totalDistance');
      const carTime = document.getElementById('carTime');
      const bikeTime = document.getElementById('bikeTime');
      const walkTime = document.getElementById('walkTime');
      const pts = getAllPoints();
      let totalDistance = 0;
      let lastLat = 0;
      let lastLng = 0;

      if (!pts.length) {
          container.innerHTML = "Brak punktów.";
          totalDist.innerHTML = 'Brak trasy';
          carTime.innerHTML = '---';
          bikeTime.innerHTML = '---';
          walkTime.innerHTML = '---';
          return;
      }

      container.innerHTML = "";
      pts.forEach((p, idx) => {
          const div = document.createElement('div');
          div.className = "point-item";
          div.innerHTML = `
      <span><b>${idx + 1}.</b> ${p.lat.toFixed(5)}, ${p.lng.toFixed(5)}</span>      
    `;
          div.onclick = () => map.setView(p, 15);
          container.appendChild(div);
          if (idx > 0) {
              totalDistance += haversineDistanceKm(lastLat, lastLng, p.lat, p.lng);
          }
          lastLat = p.lat;
          lastLng = p.lng;
      });

      const carTravelTime = estimateTravelTime(totalDistance, 'car');
      const bikeTravelTime = estimateTravelTime(totalDistance, 'bike');
      const walkTravelTime = estimateTravelTime(totalDistance, 'walk');
      
      totalDist.innerHTML = totalDistance.toFixed(2) + ' km';
      carTime.innerHTML = carTravelTime;
      bikeTime.innerHTML = bikeTravelTime;
      walkTime.innerHTML = walkTravelTime;      
  }

  function removePoint(index) {
      drawnItems.eachLayer(layer => {
          if (layer instanceof L.Polyline) {
              let latlngs = layer.getLatLngs();
              if (latlngs.length > index) {
                  latlngs.splice(index, 1);
                  layer.setLatLngs(latlngs);
              }
          }
      });
      updatePointsList();
  }

  function download(filename, text) {
      const blob = new Blob([text], {
          type: 'text/xml'
      });
      const link = document.createElement('a');
      link.href = URL.createObjectURL(blob);
      link.download = filename;
      link.click();
  }

  document.getElementById('exportGPX').onclick = () => {
      const pts = getAllPoints();
      if (!pts.length) return alert('Brak punktów trasy!');
      const gpx = `<?xml version="1.0"?>
<gpx version="1.1" creator="Kreator GPX">
  <trk>
    <name>Nowa trasa</name>
    <trkseg>
      ${pts.map(p => `<trkpt lat="${p.lat}" lon="${p.lng}"></trkpt>`).join('\n      ')}
    </trkseg>
  </trk>
</gpx>`;
      download('trasa.gpx', gpx);
  };

  document.getElementById('exportKML').onclick = () => {
      const pts = getAllPoints();
      if (!pts.length) return alert('Brak punktów trasy!');
      const kml = `<?xml version="1.0" encoding="UTF-8"?>
<kml xmlns="http://www.opengis.net/kml/2.2">
  <Document>
    <name>Nowa trasa</name>
    <Placemark>
      <LineString>
        <coordinates>
          ${pts.map(p => `${p.lng},${p.lat},0`).join('\n          ')}
        </coordinates>
      </LineString>
    </Placemark>
  </Document>
</kml>`;
      download('trasa.kml', kml);
  };

  // aktualizacja listy na start
  updatePointsList();

  // === 🔁 Automatyczny podgląd GPX / KML z kolorowaniem ===

  const previewCode = document.getElementById('filePreview');
  const formatSelect = document.getElementById('previewFormat');
  const copyBtn = document.getElementById('copyPreview');

  function generatePreview() {
      const pts = getAllPoints();

      if (!pts.length) {
          previewCode.textContent = "// Brak punktów trasy do wyświetlenia";
          return;
      }

      let xml = "";

      if (formatSelect.value === "gpx") {
          xml = `<?xml version="1.0"?>
<gpx version="1.1" creator="Kreator GPX">
  <trk>
    <name>Podgląd trasy</name>
    <trkseg>
      ${pts.map(p => `<trkpt lat="${p.lat}" lon="${p.lng}"></trkpt>`).join('\n      ')}
    </trkseg>
  </trk>
</gpx>`;
      } else {
          xml = `<?xml version="1.0" encoding="UTF-8"?>
<kml xmlns="http://www.opengis.net/kml/2.2">
  <Document>
    <name>Podgląd trasy</name>
    <Placemark>
      <LineString>
        <coordinates>
          ${pts.map(p => `${p.lng},${p.lat},0`).join('\n          ')}
        </coordinates>
      </LineString>
    </Placemark>
  </Document>
</kml>`;
      }

      if (previewCode.hasAttribute('data-highlighted'))
          previewCode.removeAttribute('data-highlighted');
      if (previewCode.hasAttribute('data-highlighter'))
          previewCode.removeAttribute('data-highlighter');
      if (previewCode.classList.contains('hljs'))
          previewCode.classList.remove(...Array.from(previewCode.classList).filter(cls => cls.startsWith('hljs')));

      previewCode.textContent = xml.trim();
      hljs.highlightElement(previewCode);
  }

  // 📋 Kopiowanie z fallbackiem
  copyBtn.onclick = () => {
      const text = previewCode.textContent;

      // Nowoczesny API (działa w HTTPS i localhost)
      if (navigator.clipboard && window.isSecureContext) {
          navigator.clipboard.writeText(text)
              .then(() => BootstrapToast.show({
                  title: 'Powiadomienie',
                  message: "Skopiowano kod " + formatSelect.value.toUpperCase() + " do schowka!",
                  when: 'teraz',
                  type: 'info'
              }))
              .catch(err => BootstrapToast.show({
                  title: 'Niepowodzenie',
                  message: "Błąd kopiowania: " + err,
                  when: 'teraz',
                  type: 'danger'
              }))
      } else {
          // Fallback dla plików lokalnych (file://)
          const temp = document.createElement("textarea");
          temp.value = text;
          document.body.appendChild(temp);
          temp.select();
          try {
              document.execCommand("copy");
              BootstrapToast.show({
                  title: 'Powiadomienie',
                  message: "Skopiowano kod " + formatSelect.value.toUpperCase() + " do schowka!",
                  when: 'teraz',
                  type: 'info'
              });
          } catch (err) {
              BootstrapToast.show({
                  title: 'Niepowodzenie',
                  message: "Nie udało się skopiować: " + err,
                  when: 'teraz',
                  type: 'danger'
              });
          }
          document.body.removeChild(temp);
      }
  };


  // 🔄 Aktualizacja przy zmianach
  formatSelect.onchange = generatePreview;
  document.addEventListener('DOMContentLoaded', generatePreview);

  // Pomocnicza funkcja do aktualizacji punktu końcowego
  function updateLastEndPoint() {
      const allPts = getAllPoints();
      lastEndPoint = allPts.length ? allPts[allPts.length - 1] : null;
  }
  // Obsługa rysowania nowego segmentu
  map.on(L.Draw.Event.CREATED, e => {
      const layer = e.layer;

      if (layer instanceof L.Polyline) {
          const latlngs = layer.getLatLngs();

          // jeśli istnieje wcześniejszy punkt końcowy — sklej
          if (lastEndPoint) {
              latlngs.unshift(lastEndPoint);
              layer.setLatLngs(latlngs);
          }

          drawnItems.addLayer(layer);
          updateLastEndPoint();
      } else if (layer instanceof L.Marker) {
          drawnItems.addLayer(layer);
          updateLastEndPoint();
      }

      updatePointsList();
      generatePreview();
  });

  // Po edycji — aktualizuj koniec trasy
  map.on(L.Draw.Event.EDITED, () => {
      updateLastEndPoint();
      updatePointsList();
      generatePreview();
  });

  // Po usunięciu — aktualizuj koniec trasy
  map.on(L.Draw.Event.DELETED, () => {
      updateLastEndPoint();
      updatePointsList();
      generatePreview();
  });

  // Po imporcie — ustaw koniec trasy
  function importTrack(xml, format) {
      let geojson;
      if (format === "gpx") geojson = toGeoJSON.gpx(xml);
      else if (format === "kml") geojson = toGeoJSON.kml(xml);
      else return alert("Nieobsługiwany format pliku.");

      drawnItems.clearLayers();

      geojson.features.forEach(f => {
          if (f.geometry.type === "LineString") {
              const coords = f.geometry.coordinates.map(c => [c[1], c[0]]);
              L.polyline(coords, {
                  color: "blue"
              }).addTo(drawnItems);
          } else if (f.geometry.type === "Point") {
              const [lng, lat] = f.geometry.coordinates;
              L.marker([lat, lng]).addTo(drawnItems);
          }
      });

      map.fitBounds(drawnItems.getBounds());
      updatePointsList();
      updateLastEndPoint(); // 🟢 kluczowe po imporcie
      generatePreview();
  }

  // Zmieniamy obsługę wczytywania pliku
  document.getElementById("importBtn").onclick = () => {
      const input = document.createElement("input");
      input.type = "file";
      input.accept = ".gpx,.kml";
      input.onchange = e => {
          const file = e.target.files[0];
          const reader = new FileReader();
          reader.onload = evt => {
              const text = evt.target.result;
              const xml = new DOMParser().parseFromString(text, "text/xml");
              importTrack(xml, file.name.endsWith(".gpx") ? "gpx" : "kml");
          };
          reader.readAsText(file);
      };
      input.click();
  };

  document.getElementById('clearBtn').onclick = () => {
      drawnItems.clearLayers();
      lastEndPoint = null; // resetuj punkt końcowy
      updatePointsList();
      generatePreview();
  };    
</script>

Kod po stronie serwera

Licencja

## BSD-3-Clause License Agreement
BSD-3-Clause
Сopyright (c) 2026 Dariusz Rorat

All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice,
   this list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.

3. Neither the name of the copyright holder nor the names of its
   contributors may be used to endorse or promote products derived from
   this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.