maps

    boolean showBottles = false;
    boolean showPaper = false;
    boolean showPlastic = false;
    boolean showSteelCan = false;
    boolean showTextile = false;
    boolean showOil = false;
    boolean showBooks = false;
    boolean showCarBattery = false;







public void onSelected() {
        for(Marker m : bottlesList) {
            m.setVisible(true);
        }
        for(Marker m : paperList) {
            m.setVisible(true);
        }
        for(Marker m : plasticList) {
            m.setVisible(true);
        }
        for(Marker m : steelCanList) {
            m.setVisible(true);
        }
        for(Marker m : textileList) {
            m.setVisible(true);
        }
        for(Marker m : oilList) {
            m.setVisible(true);
        }
        for(Marker m : booksList) {
            m.setVisible(true);
        }
        for(Marker m : carBatteryList) {
            m.setVisible(true);
        }

//      // Draw selected
//      for (Marker m : list) {
//          m.setVisible(true);
//      }
    }







@Override
    public boolean onOptionsItemSelected(MenuItem item) {

        switch (item.getItemId()) {

        case R.id.menu_map_settings:
            return true;

        case R.id.toggle_bottles:
            if (item.isChecked()) {
                item.setChecked(false);
                showBottles = false;
            }
            else {
                item.setChecked(true);
                showBottles = true;
            }
            onSelected();
            return true;

        case R.id.toggle_paper:
            if (item.isChecked()) {
                item.setChecked(false);
                showPaper = false;
            }
            else {
                item.setChecked(true);
                showPaper = true;
            }
            onSelected();
            return true;

        case R.id.toggle_plastic:
            if (item.isChecked()) {
                item.setChecked(false);
                showPlastic = false;
            }
            else {
                item.setChecked(true);
                showPlastic = true;
            }
            onSelected();
            return true;

        case R.id.toggle_steel_cans:
            if (item.isChecked()) {
                item.setChecked(false);
                showSteelCan = false;
            }
            else {
                item.setChecked(true);
                showSteelCan = true;
            }
            onSelected();
            return true;

        case R.id.toggle_books:
            if (item.isChecked()) {
                item.setChecked(false);
                showBooks = false;
            }
            else {
                item.setChecked(true);
                showBooks = true;
            }
            onSelected();
            return true;

        case R.id.toggle_textiles:
            if (item.isChecked()) {
                item.setChecked(false);
                showTextile = false;
            }
            else {
                item.setChecked(true);
                showTextile = true;
            }
            onSelected();
            return true;

        case R.id.toggle_oil:
            if (item.isChecked()) {
                item.setChecked(false);
                showOil = false;
            }
            else {
                item.setChecked(true);
                showOil = true;
            }
            onSelected();
            return true;

        case R.id.toggle_car_batteries:
            if (item.isChecked()) {
                item.setChecked(false);
                showCarBattery = false;
            }
            else {
                item.setChecked(true);
                showCarBattery = true;
            }
            onSelected();
            return true;

        default:
            return super.onOptionsItemSelected(item);
        }
    }