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109 | package com.rossman;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.DialogInterface.OnCancelListener;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.widget.Button;
import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapActivity;
import com.google.android.maps.MapController;
import com.google.android.maps.MapView;
import com.google.android.maps.Overlay;
import com.google.android.maps.OverlayItem;
import com.google.android.maps.Projection;
public class ShopMapActivity extends MapActivity {
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_map);
final CustomMapView mapView = (CustomMapView) findViewById(R.id.mapview);
mapView.setBuiltInZoomControls(true);
final List<Overlay> mapOverlays = mapView.getOverlays();
Drawable drawable = this.getResources().getDrawable(R.drawable.redross);
final ShopItemizedOverlay itemizedoverlay = new ShopItemizedOverlay(
drawable, this);
//listener zoomowania
mapView.setOnPanAndZoomListener(new OnPanAndZoomListener() {
public void onZoom() {
//czyszczenie mapy
mapOverlays.clear();
mapView.getOverlays().clear();
mapView.invalidate();
mapView.postInvalidate();
//jezeli zoom jest wiekszy od 9 to rysujemy szczegolowo punkty z danego przedzialu
if (mapView.getZoomLevel() > 9) {
Projection proj = mapView.getProjection();
GeoPoint topLeft = proj.fromPixels(0, 0);
GeoPoint bottomRight = proj.fromPixels(
mapView.getWidth() - 1, mapView.getHeight() - 1);
double topLat = topLeft.getLatitudeE6();
double topLon = topLeft.getLongitudeE6();
double bottomLat = bottomRight.getLatitudeE6();
double bottomLon = bottomRight.getLongitudeE6();
for (Entry<String, ArrayList<ShopPoint>> entry : Data.shopPointStorage
.getShopPointMap().entrySet()) {
for (ShopPoint shopPoint : entry.getValue()) {
if (((topLon - 50000) < shopPoint.getLon() && shopPoint
.getLon() < (bottomLon + 50000))
&& ((topLat + 50000) > shopPoint.getLat() && shopPoint
.getLat() > (bottomLat - 50000))) {
GeoPoint point = new GeoPoint((int) shopPoint
.getLat(), (int) shopPoint.getLon());
OverlayItem overlayitem = new OverlayItem(
point, shopPoint.getCity(), shopPoint
.getStreet());
itemizedoverlay.addOverlay(overlayitem);
Log.d("drawnPoints", shopPoint.getCity());
}
}
}
itemizedoverlay.populateNow();
mapOverlays.add(itemizedoverlay);
} else { //jezeli zoom jest mniejszy/rowny 9 rysujemy tylko miasta
for (String key : Data.shopPointStorage.getShopPointMap()
.keySet()) {
ShopPoint shopPoint = Data.shopPointStorage
.getShopPointMap().get(key).get(0);
GeoPoint point = new GeoPoint((int) shopPoint.getLat(),
(int) shopPoint.getLon());
OverlayItem overlayitem = new OverlayItem(point,
shopPoint.getCity(), shopPoint.getStreet());
itemizedoverlay.addOverlay(overlayitem);
Log.d("drawnPoints", shopPoint.getCity());
}
itemizedoverlay.populateNow();
mapOverlays.add(itemizedoverlay);
}
}
public void onPan() {
}
});
//ustawienia sredoka mapy i zooma
MapController mp = mapView.getController();
mp.setCenter(new GeoPoint(52000000, 19000000));
mp.setZoom(7);
}
@Override
protected boolean isRouteDisplayed() {
return false;
}
}
|
