Changeset 4695 in josm for trunk/src/org/openstreetmap/josm/io/GpxImporter.java

Timestamp:

2011-12-22T11:49:23+01:00 (12 years ago)

Author:

bastiK

Message:

session: GpxImporter refactoring

File:

• trunk/src/org/openstreetmap/josm/io/GpxImporter.java (modified) (2 diffs)

trunk/src/org/openstreetmap/josm/io/GpxImporter.java

@@ -19 +19 @@
 import org.openstreetmap.josm.gui.layer.markerlayer.MarkerLayer;
 import org.openstreetmap.josm.gui.progress.ProgressMonitor;
+import org.openstreetmap.josm.gui.util.GuiHelper;
 import org.xml.sax.SAXException;
 
 public class GpxImporter extends FileImporter {
+
+    protected GpxLayer gpxLayer;
+    protected MarkerLayer markerLayer;
+    protected Runnable postLayerTask;
 
     public GpxImporter() {
@@ -27 +32 @@
     }
 
-    @Override public void importData(final File file, ProgressMonitor progressMonitor) throws IOException {
-        final String fn = file.getName();
+    @Override public void importData(File file, ProgressMonitor progressMonitor) throws IOException {
+        InputStream is;
+        if (file.getName().endsWith(".gpx.gz")) {
+            is = new GZIPInputStream(new FileInputStream(file));
+        } else {
+            is = new FileInputStream(file);
+        }
+        String fileName = file.getName();
+        loadLayers(is, file, fileName, tr("Markers from {0}", fileName), progressMonitor);
 
+        // FIXME: remove UI stuff from the IO subsystem
+        GuiHelper.runInEDT(new Runnable() {
+            public void run() {
+                if (markerLayer != null) {
+                    Main.main.addLayer(markerLayer);
+                }
+                if (gpxLayer != null) {
+                    Main.main.addLayer(gpxLayer);
+                }
+                postLayerTask.run();
+            }
+        });
+    }
+
+    public void loadLayers(InputStream is, final File associatedFile,
+                    final String gpxLayerName, String markerLayerName, ProgressMonitor progressMonitor) throws IOException {
         try {
-            InputStream is;
-            if (file.getName().endsWith(".gpx.gz")) {
-                is = new GZIPInputStream(new FileInputStream(file));
-            } else {
-                is = new FileInputStream(file);
-            }
             final GpxReader r = new GpxReader(is);
             final boolean parsedProperly = r.parse(true);
-            r.data.storageFile = file;
-            final GpxLayer gpxLayer = new GpxLayer(r.data, fn, true);
-
-            // FIXME: remove UI stuff from the IO subsystem
-            //
-            Runnable task = new Runnable() {
+            r.data.storageFile = associatedFile;
+            if (r.data.hasRoutePoints() || r.data.hasTrackPoints()) {
+                gpxLayer = new GpxLayer(r.data, gpxLayerName, associatedFile != null);
+            }
+            if (Main.pref.getBoolean("marker.makeautomarkers", true) && !r.data.waypoints.isEmpty()) {
+                markerLayer = new MarkerLayer(r.data, markerLayerName, associatedFile, gpxLayer);
+                if (markerLayer.data.size() == 0) {
+                    markerLayer = null;
+                }
+            }
+            postLayerTask = new Runnable() {
+                @Override
                 public void run() {
-                    if (r.data.hasRoutePoints() || r.data.hasTrackPoints()) {
-                        Main.main.addLayer(gpxLayer);
-                    }
-                    if (Main.pref.getBoolean("marker.makeautomarkers", true) && !r.data.waypoints.isEmpty()) {
-                        MarkerLayer ml = new MarkerLayer(r.data, tr("Markers from {0}", fn), file, gpxLayer);
-                        if (ml.data.size() > 0) {
-                            Main.main.addLayer(ml);
+                    if (!parsedProperly) {
+                        String msg;
+                        if (associatedFile == null) {
+                            msg = tr("Error occurred while parsing gpx data for layer ''{0}''. Only a part of the file will be available.",
+                                    gpxLayerName);
+                        } else {
+                            msg = tr("Error occurred while parsing gpx file ''{0}''. Only a part of the file will be available.",
+                                    associatedFile.getPath());
                         }
-                    }
-                    if (!parsedProperly) {
-                        JOptionPane.showMessageDialog(null, tr("Error occurred while parsing gpx file {0}. Only a part of the file will be available.", file.getName()));
+                        JOptionPane.showMessageDialog(null, msg);
                     }
                 }
             };
-            if (SwingUtilities.isEventDispatchThread()) {
-                task.run();
-            } else {
-                SwingUtilities.invokeLater(task);
-            }
-        } catch (FileNotFoundException e) {
-            e.printStackTrace();
-            throw new IOException(tr("File \"{0}\" does not exist", file.getName()));
         } catch (SAXException e) {
             e.printStackTrace();
-            throw new IOException(tr("Parsing file \"{0}\" failed", file.getName()));
+            throw new IOException(tr("Parsing data for layer ''{0}'' failed", gpxLayerName));
         }
     }
+
+    public GpxLayer getGpxLayer() {
+        return gpxLayer;
+    }
+
+    public MarkerLayer getMarkerLayer() {
+        return markerLayer;
+    }
+
+    public Runnable getPostLayerTask() {
+        return postLayerTask;
+    }
 }