Calibration.java
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package fr.utbm.lo53.p2017.positionningapp;
import android.os.Bundle;
import android.support.design.widget.Snackbar;
import android.support.v7.widget.Toolbar;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.MotionEvent;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.Spinner;
import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.JsonObjectRequest;
import com.android.volley.toolbox.JsonRequest;
import com.android.volley.toolbox.Volley;
import org.json.JSONException;
import org.json.JSONObject;
public class Calibration extends BaseActivity {
public static final String TAG = "Calibration";
float height,width;
long map_id;
private ImageView MapMarker;
private RequestQueue queue;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_calibration);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
final ImageView Map = (ImageView) findViewById(R.id.Map);
MapMarker = (ImageView) findViewById(R.id.MapMarker);
final Button setPointButton = (Button) findViewById(R.id.setPointButton);
final Button cancelButton = (Button) findViewById(R.id.cancelButton);
final Button measureButton = (Button) findViewById(R.id.measureButton);
final Spinner spinner = (Spinner) findViewById(R.id.spinner);
queue = Volley.newRequestQueue(this);
ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.map_choices, android.R.layout.simple_spinner_dropdown_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinner.setAdapter(adapter);
Map.setVisibility(Map.INVISIBLE);
setPointButton.setVisibility(setPointButton.INVISIBLE);
MapMarker.setVisibility(MapMarker.INVISIBLE);
cancelButton.setVisibility(cancelButton.INVISIBLE);
measureButton.setVisibility(measureButton.INVISIBLE);
//Map.setMaxHeight(50);
Map.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View view, MotionEvent motionEvent) {
/*motionEvent.getAction()==motionEvent.ACTION_MOVE &&*/
if( setPointButton.getVisibility() == setPointButton.INVISIBLE && motionEvent.getX() <= Map.getWidth() && motionEvent.getY() <= Map.getHeight() && motionEvent.getX() >= 0 && motionEvent.getY() >= 0) {
MapMarker.setVisibility(MapMarker.VISIBLE);
width = motionEvent.getX() / Map.getWidth();
height = motionEvent.getY() / Map.getHeight();
/*Snackbar.make(view, " X : " + height + " Y : " + width, Snackbar.LENGTH_LONG)
.setAction("Action", null).show();*/
Log.i(TAG, String.format("Width: %f, height: %f", width, height));
MapMarker.setX(motionEvent.getX() - MapMarker.getWidth()/2 + Map.getX());
MapMarker.setY(motionEvent.getY() - MapMarker.getHeight() + Map.getY());
}
return true;
}
});
setPointButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
setPointButton.setVisibility(setPointButton.INVISIBLE);
cancelButton.setVisibility(cancelButton.VISIBLE);
measureButton.setVisibility(measureButton.VISIBLE);
spinner.setVisibility(spinner.INVISIBLE);
}
});
cancelButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
setPointButton.setVisibility(setPointButton.VISIBLE);
cancelButton.setVisibility(cancelButton.INVISIBLE);
measureButton.setVisibility(measureButton.INVISIBLE);
MapMarker.setVisibility(MapMarker.INVISIBLE);
spinner.setVisibility(spinner.VISIBLE);
}
});
spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
Log.i(TAG, String.format("Pos: %d, ID %d", position, id));
map_id = id;
Map.setVisibility(Map.VISIBLE);
setPointButton.setVisibility(setPointButton.VISIBLE);
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
Map.setVisibility(Map.INVISIBLE);
setPointButton.setVisibility(setPointButton.INVISIBLE);
}
});
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
super.onCreateOptionsMenu(menu);
MenuItem item = menu.findItem(R.id.open_locate_activity);
item.setVisible(true);
return true;
}
public void sendCalibrateRequest(final View v) {
if(MapMarker.getVisibility()==MapMarker.INVISIBLE) {
Snackbar.make(v, "You need to set a point before measurement.", Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
} else {
JsonRequest request = new JsonObjectRequest(Request.Method.GET,getURLSolver().calibrateURL(width,height,map_id),null,
new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
try {
String x = response.getString("calibration");
if(x.equals("try_again")){
Snackbar.make(v, "An error with the server occurred, please try again", Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
}else{
Snackbar.make(v, "Calibration completed", Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
Snackbar.make(v, "Could not parse the response !", Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
}
}
},
new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
Snackbar.make(v, "Error: " + error.getMessage(), Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
Log.i(TAG, "Error during calibration request");
}
});
queue.add(request);
Log.i("TAG", String.format("Request : %s", request.getUrl()));
}
}
}