1 files changed, 83 insertions, 0 deletions
diff --git a/main/src/cgeo/geocaching/maps/DirectionOverlay.java b/main/src/cgeo/geocaching/maps/DirectionOverlay.java
new file mode 100755
index 0000000..0807afa
--- /dev/null
+++ b/main/src/cgeo/geocaching/maps/DirectionOverlay.java
@@ -0,0 +1,83 @@
+package cgeo.geocaching.maps;
+
+import cgeo.geocaching.DataStore;
+import cgeo.geocaching.location.Geopoint;
+import cgeo.geocaching.location.Viewport;
+import cgeo.geocaching.maps.interfaces.GeneralOverlay;
+import cgeo.geocaching.maps.interfaces.MapItemFactory;
+import cgeo.geocaching.maps.interfaces.MapProjectionImpl;
+import cgeo.geocaching.maps.interfaces.MapViewImpl;
+import cgeo.geocaching.maps.interfaces.OverlayImpl;
+import cgeo.geocaching.settings.Settings;
+
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.graphics.Point;
+import android.location.Location;
+
+public class DirectionOverlay implements GeneralOverlay {
+    private Geopoint currentCoords;
+    private final Geopoint destinationCoords;
+    private final MapItemFactory mapItemFactory;
+
+    private OverlayImpl ovlImpl = null;
+
+    private Paint line = null;
+
+    public DirectionOverlay(final OverlayImpl ovlImpl, final MapViewImpl mapView, final Geopoint coords, final String geocode) {
+        this.ovlImpl = ovlImpl;
+
+        if (coords == null) {
+            final Viewport bounds = DataStore.getBounds(geocode);
+            if (bounds == null) {
+                this.destinationCoords = new Geopoint(0, 0);
+            } else {
+                this.destinationCoords = bounds.center;
+            }
+        } else {
+            this.destinationCoords = coords;
+        }
+
+        this.mapItemFactory = Settings.getMapProvider().getMapItemFactory();
+    }
+
+    public void setCoordinates(final Location coordinatesIn) {
+        currentCoords = new Geopoint(coordinatesIn);
+    }
+
+    @Override
+    public void draw(final Canvas canvas, final MapViewImpl mapView, final boolean shadow) {
+        drawInternal(canvas, mapView.getMapProjection());
+    }
+
+    @Override
+    public void drawOverlayBitmap(final Canvas canvas, final Point drawPosition, final MapProjectionImpl projection, final byte drawZoomLevel) {
+        drawInternal(canvas, projection);
+    }
+
+    private void drawInternal(final Canvas canvas, final MapProjectionImpl projection) {
+        if (currentCoords == null) {
+            return;
+        }
+
+        if (line == null) {
+            line = new Paint();
+            line.setAntiAlias(true);
+            line.setStrokeWidth(2f);
+            line.setColor(0xFFEB391E);
+        }
+
+        final Point pos = new Point();
+        final Point dest = new Point();
+        projection.toPixels(mapItemFactory.getGeoPointBase(currentCoords), pos);
+        projection.toPixels(mapItemFactory.getGeoPointBase(destinationCoords), dest);
+
+        canvas.drawLine(pos.x, pos.y, dest.x, dest.y, line);
+    }
+
+    @Override
+    public OverlayImpl getOverlayImpl() {
+        return this.ovlImpl;
+    }
+
+}