/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.mcommerce.sample.android.chapter09.googleMap;
import android.os.Bundle;
import android.view.View;
import android.widget.CheckBox;
import android.widget.Toast;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.UiSettings;
import com.google.mcommerce.sample.android.R;
/**
* This shows how UI settings can be toggled.
*/
public class UiSettingsDemoActivity extends android.support.v4.app.FragmentActivity {
private GoogleMap mMap;
private UiSettings mUiSettings;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.c09_ui_settings_demo);
setUpMapIfNeeded();
}
@Override
protected void onResume() {
super.onResume();
setUpMapIfNeeded();
}
private void setUpMapIfNeeded() {
// Do a null check to confirm that we have not already instantiated the map.
if (mMap == null) {
// Try to obtain the map from the SupportMapFragment.
mMap = ((SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.map))
.getMap();
// Check if we were successful in obtaining the map.
if (mMap != null) {
setUpMap();
}
}
}
private void setUpMap() {
mMap.setMyLocationEnabled(true);
mUiSettings = mMap.getUiSettings();
}
/**
* Checks if the map is ready (which depends on whether the Google Play services APK is
* available. This should be called prior to calling any methods on GoogleMap.
*/
private boolean checkReady() {
if (mMap == null) {
Toast.makeText(this, R.string.map_not_ready, Toast.LENGTH_SHORT).show();
return false;
}
return true;
}
public void setZoomButtonsEnabled(View v) {
if (!checkReady()) {
return;
}
// Enables/disables the zoom controls (+/- buttons in the bottom right of the map).
mUiSettings.setZoomControlsEnabled(((CheckBox) v).isChecked());
}
public void setCompassEnabled(View v) {
if (!checkReady()) {
return;
}
// Enables/disables the compass (icon in the top left that indicates the orientation of the
// map).
mUiSettings.setCompassEnabled(((CheckBox) v).isChecked());
}
public void setMyLocationButtonEnabled(View v) {
if (!checkReady()) {
return;
}
// Enables/disables the my location button (this DOES NOT enable/disable the my location
// dot/chevron on the map). The my location button will never appear if the my location
// layer is not enabled.
mUiSettings.setMyLocationButtonEnabled(((CheckBox) v).isChecked());
}
public void setMyLocationLayerEnabled(View v) {
if (!checkReady()) {
return;
}
// Enables/disables the my location layer (i.e., the dot/chevron on the map). If enabled, it
// will also cause the my location button to show (if it is enabled); if disabled, the my
// location button will never show.
mMap.setMyLocationEnabled(((CheckBox) v).isChecked());
}
public void setScrollGesturesEnabled(View v) {
if (!checkReady()) {
return;
}
// Enables/disables scroll gestures (i.e. panning the map).
mUiSettings.setScrollGesturesEnabled(((CheckBox) v).isChecked());
}
public void setZoomGesturesEnabled(View v) {
if (!checkReady()) {
return;
}
// Enables/disables zoom gestures (i.e., double tap, pinch & stretch).
mUiSettings.setZoomGesturesEnabled(((CheckBox) v).isChecked());
}
public void setTiltGesturesEnabled(View v) {
if (!checkReady()) {
return;
}
// Enables/disables tilt gestures.
mUiSettings.setTiltGesturesEnabled(((CheckBox) v).isChecked());
}
public void setRotateGesturesEnabled(View v) {
if (!checkReady()) {
return;
}
// Enables/disables rotate gestures.
mUiSettings.setRotateGesturesEnabled(((CheckBox) v).isChecked());
}
}