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package com.mapbox.mapboxsdk.testapp.activity.annotation;
import android.os.Bundle;
import android.support.v7.app.ActionBar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.MenuItem;
import android.view.View;
import android.widget.SeekBar;
import android.widget.TextView;
import com.mapbox.mapboxsdk.annotations.Icon;
import com.mapbox.mapboxsdk.annotations.IconFactory;
import com.mapbox.mapboxsdk.annotations.MarkerView;
import com.mapbox.mapboxsdk.annotations.MarkerViewOptions;
import com.mapbox.mapboxsdk.geometry.LatLng;
import com.mapbox.mapboxsdk.maps.MapView;
import com.mapbox.mapboxsdk.maps.MapboxMap;
import com.mapbox.mapboxsdk.maps.OnMapReadyCallback;
import com.mapbox.mapboxsdk.testapp.R;
import java.util.Locale;
public class MarkerViewScaleActivity extends AppCompatActivity {
private MapView mMapView;
private View mMarkerView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_marker_view_scale);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
final ActionBar actionBar = getSupportActionBar();
if (actionBar != null) {
actionBar.setDisplayHomeAsUpEnabled(true);
actionBar.setDisplayShowHomeEnabled(true);
}
final SeekBar xBar = (SeekBar) findViewById(R.id.seekbar_factor);
TextView xText = (TextView) findViewById(R.id.textview_factor);
xBar.setOnSeekBarChangeListener(new FactorChangeListener(xText));
mMapView = (MapView) findViewById(R.id.mapView);
mMapView.onCreate(savedInstanceState);
mMapView.getMapAsync(new OnMapReadyCallback() {
@Override
public void onMapReady(MapboxMap mapboxMap) {
Icon icon = IconFactory.getInstance(MarkerViewScaleActivity.this)
.fromResource(R.drawable.ic_circle);
MarkerView mMarker = mapboxMap.addMarker(new MarkerViewOptions()
.position(new LatLng(38.907192, -77.036871))
.icon(icon)
.flat(true));
mMarkerView = mapboxMap.getMarkerViewManager().getView(mMarker);
}
});
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
onBackPressed();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
@Override
public void onResume() {
super.onResume();
mMapView.onResume();
}
@Override
public void onPause() {
super.onPause();
mMapView.onPause();
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
mMapView.onSaveInstanceState(outState);
}
@Override
protected void onDestroy() {
super.onDestroy();
mMapView.onDestroy();
}
@Override
public void onLowMemory() {
super.onLowMemory();
mMapView.onLowMemory();
}
private class FactorChangeListener implements SeekBar.OnSeekBarChangeListener {
private TextView xText;
public FactorChangeListener(TextView xText) {
this.xText = xText;
}
@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
float newScale = getScale(progress);
xText.setText(String.format(Locale.US, "Scale: %.1f", newScale));
if (MarkerViewScaleActivity.this.mMarkerView != null) {
mMarkerView.setScaleX(newScale);
mMarkerView.setScaleY(newScale);
}
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
// Not used
}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
// Not used
}
private float getScale(int progress) {
float scale = 1.0f * progress / 25;
return scale < 1.0 ? 1.0f : scale;
}
}
}
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