git.gag.com Git - fw/altos/blob - altosdroid/src/org/altusmetrum/AltosDroid/AltosDroidTab.java

   1 /*
   2  * Copyright © 2013 Mike Beattie <mike@ethernal.org>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 package org.altusmetrum.AltosDroid;
  19
  20 import org.altusmetrum.altoslib_8.*;
  21 import android.location.Location;
  22 import android.app.Activity;
  23 import android.graphics.Color;
  24 import android.os.Bundle;
  25 import android.support.v4.app.Fragment;
  26 import android.support.v4.app.FragmentTransaction;
  27 import android.support.v4.app.FragmentManager;
  28 import android.location.Location;
  29 import android.widget.TextView;
  30
  31 public abstract class AltosDroidTab extends Fragment implements AltosUnitsListener {
  32         TelemetryState          last_telem_state;
  33         AltosState              last_state;
  34         AltosGreatCircle        last_from_receiver;
  35         Location                last_receiver;
  36         AltosDroid              altos_droid;
  37
  38         public abstract void show(TelemetryState telem_state, AltosState state, AltosGreatCircle from_receiver, Location receiver);
  39
  40         public abstract String tab_name();
  41
  42         public void set_map_type(int map_type) {
  43         }
  44
  45         public void set_map_source(int map_source) {
  46         }
  47
  48         public void units_changed(boolean imperial_units) {
  49                 if (!isHidden())
  50                         show(last_telem_state, last_state, last_from_receiver, last_receiver);
  51         }
  52
  53         public void set_value(TextView text_view,
  54                               AltosUnits units,
  55                               int width,
  56                               double value) {
  57                 if (value == AltosLib.MISSING)
  58                         text_view.setText("");
  59                 else
  60                         text_view.setText(units.show(width, value));
  61         }
  62
  63         public void set_visible(boolean visible) {
  64                 FragmentTransaction     ft = AltosDroid.fm.beginTransaction();
  65                 AltosDebug.debug("set visible %b %s\n", visible, tab_name());
  66                 if (visible) {
  67                         ft.show(this);
  68                         show(last_telem_state, last_state, last_from_receiver, last_receiver);
  69                 } else
  70                         ft.hide(this);
  71                 ft.commitAllowingStateLoss();
  72         }
  73
  74         @Override
  75         public void onAttach(Activity activity) {
  76                 super.onAttach(activity);
  77                 altos_droid = (AltosDroid) activity;
  78                 altos_droid.registerTab(this);
  79         }
  80
  81         @Override
  82         public void onDetach() {
  83                 super.onDetach();
  84                 altos_droid.unregisterTab(this);
  85                 altos_droid = null;
  86         }
  87
  88         @Override
  89         public void onResume() {
  90                 super.onResume();
  91                 AltosDebug.debug("onResume tab %s\n", tab_name());
  92                 set_visible(true);
  93         }
  94
  95         public void update_ui(TelemetryState telem_state, AltosState state,
  96                               AltosGreatCircle from_receiver, Location receiver, boolean is_current)
  97         {
  98                 last_telem_state = telem_state;
  99                 last_state = state;
 100                 last_from_receiver = from_receiver;
 101                 last_receiver = receiver;
 102                 if (is_current)
 103                         show(telem_state, state, from_receiver, receiver);
 104                 else
 105                         return;
 106         }
 107 }