2 * Copyright © 2015 Keith Packard <keithp@keithp.com>
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.
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.
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.
18 package org.altusmetrum.AltosDroid;
23 import org.altusmetrum.altoslib_11.*;
25 import android.app.Activity;
26 import android.graphics.*;
27 import android.os.Bundle;
28 import android.support.v4.app.Fragment;
29 import android.support.v4.app.FragmentTransaction;
30 import android.view.*;
31 import android.widget.*;
32 import android.location.Location;
33 import android.content.*;
34 import android.util.*;
36 class Rocket implements Comparable {
42 AltosMapOffline map_offline;
45 map_offline.draw_bitmap(position, map_offline.rocket_bitmap, map_offline.rocket_off_x, map_offline.rocket_off_y);
46 map_offline.draw_text(position, name, 0, 3*map_offline.rocket_bitmap.getHeight()/4);
49 void set_position(AltosLatLon position, long last_packet) {
50 this.position = position;
51 this.last_packet = last_packet;
54 void set_active(boolean active) {
58 public int compareTo(Object o) {
59 Rocket other = (Rocket) o;
61 if (active && !other.active)
63 if (other.active && !active)
66 long diff = last_packet - other.last_packet;
75 Rocket(int serial, AltosMapOffline map_offline) {
77 this.name = String.format("%d", serial);
78 this.map_offline = map_offline;
82 public class AltosMapOffline extends View implements ScaleGestureDetector.OnScaleGestureListener, AltosMapInterface, AltosDroidMapInterface, AltosMapTypeListener {
83 ScaleGestureDetector scale_detector;
86 AltosDroid altos_droid;
98 int pad_off_x, pad_off_y;
100 int rocket_off_x, rocket_off_y;
102 int here_off_x, here_off_y;
104 static final int WHITE = 0xffffffff;
105 static final int RED = 0xffff0000;
106 static final int PINK = 0xffff8080;
107 static final int YELLOW= 0xffffff00;
108 static final int CYAN = 0xff00ffff;
109 static final int BLUE = 0xff0000ff;
110 static final int BLACK = 0xff000000;
112 public static final int stateColors[] = {
126 /* AltosMapInterface */
127 public void debug(String format, Object ... arguments) {
128 AltosDebug.debug(format, arguments);
131 class MapTile extends AltosMapTile {
132 public void paint(AltosMapTransform t) {
133 AltosPointInt pt = new AltosPointInt(t.screen(upper_left));
135 if (canvas.quickReject(pt.x, pt.y, pt.x + px_size, pt.y + px_size, Canvas.EdgeType.AA))
138 AltosImage altos_image = this.get_image();
140 MapImage map_image = (MapImage) altos_image;
142 Bitmap bitmap = null;
144 if (map_image != null)
145 bitmap = map_image.bitmap;
147 if (bitmap != null) {
148 canvas.drawBitmap(bitmap, pt.x, pt.y, paint);
150 paint.setColor(0xff808080);
151 canvas.drawRect(pt.x, pt.y, pt.x + px_size, pt.y + px_size, paint);
152 if (t.has_location()) {
153 String message = null;
155 case AltosMapTile.fetching:
156 message = "Fetching...";
158 case AltosMapTile.bad_request:
159 message = "Internal error";
161 case AltosMapTile.failed:
162 message = "Network error, check connection";
164 case AltosMapTile.forbidden:
165 message = "Too many requests, try later";
168 if (message != null) {
169 Rect bounds = new Rect();
170 paint.getTextBounds(message, 0, message.length(), bounds);
172 int width = bounds.right - bounds.left;
173 int height = bounds.bottom - bounds.top;
175 float x = pt.x + px_size / 2.0f;
176 float y = pt.y + px_size / 2.0f;
177 x = x - width / 2.0f;
178 y = y + height / 2.0f;
179 paint.setColor(0xff000000);
180 canvas.drawText(message, 0, message.length(), x, y, paint);
186 public MapTile(AltosMapCache cache, AltosLatLon upper_left, AltosLatLon center, int zoom, int maptype, int px_size, int scale) {
187 super(cache, upper_left, center, zoom, maptype, px_size, scale);
192 public AltosMapTile new_tile(AltosMapCache cache, AltosLatLon upper_left, AltosLatLon center, int zoom, int maptype, int px_size, int scale) {
193 return new MapTile(cache, upper_left, center, zoom, maptype, px_size, scale);
196 public AltosMapPath new_path() {
200 public AltosMapLine new_line() {
204 class MapImage implements AltosImage {
205 public Bitmap bitmap;
207 public void flush() {
208 if (bitmap != null) {
214 public MapImage(File file) {
215 bitmap = BitmapFactory.decodeFile(file.getPath());
219 public AltosImage load_image(File file) throws Exception {
220 return new MapImage(file);
223 class MapMark extends AltosMapMark {
224 public void paint(AltosMapTransform t) {
227 MapMark(double lat, double lon, int state) {
228 super(lat, lon, state);
232 public AltosMapMark new_mark(double lat, double lon, int state) {
233 return new MapMark(lat, lon, state);
240 public int height() {
244 public void repaint() {
248 public void repaint(AltosRectangle damage) {
249 postInvalidate(damage.x, damage.y, damage.x + damage.width, damage.y + damage.height);
252 public void set_zoom_label(String label) {
255 public void select_object(AltosLatLon latlon) {
256 if (map.transform == null)
258 ArrayList<Integer> near = new ArrayList<Integer>();
260 for (Rocket rocket : sorted_rockets()) {
261 if (rocket.position == null) {
262 debug("rocket %d has no position\n", rocket.serial);
265 double distance = map.transform.hypot(latlon, rocket.position);
266 debug("check select %d distance %g width %d\n", rocket.serial, distance, rocket_bitmap.getWidth());
267 if (distance < rocket_bitmap.getWidth() * 2.0) {
268 debug("selecting %d\n", rocket.serial);
269 near.add(rocket.serial);
272 if (near.size() != 0)
273 altos_droid.touch_trackers(near.toArray(new Integer[0]));
280 if (a != null && b != null) {
281 AltosPointDouble a_screen = map.transform.screen(a);
282 AltosPointDouble b_screen = map.transform.screen(b);
283 paint.setColor(0xff8080ff);
284 canvas.drawLine((float) a_screen.x, (float) a_screen.y,
285 (float) b_screen.x, (float) b_screen.y,
290 void set_a(AltosLatLon a) {
294 void set_b(AltosLatLon b) {
302 Line line = new Line();
304 int stroke_width = 20;
306 void draw_text(AltosLatLon lat_lon, String text, int off_x, int off_y) {
307 if (lat_lon != null && map != null && map.transform != null) {
308 AltosPointInt pt = new AltosPointInt(map.transform.screen(lat_lon));
310 Rect bounds = new Rect();
311 paint.getTextBounds(text, 0, text.length(), bounds);
313 int width = bounds.right - bounds.left;
314 int height = bounds.bottom - bounds.top;
318 x = x - width / 2.0f - off_x;
319 y = y + height / 2.0f - off_y;
320 paint.setColor(0xff000000);
321 canvas.drawText(text, 0, text.length(), x, y, paint);
325 HashMap<Integer,Rocket> rockets = new HashMap<Integer,Rocket>();
327 void draw_bitmap(AltosLatLon lat_lon, Bitmap bitmap, int off_x, int off_y) {
328 if (lat_lon != null && map != null && map.transform != null) {
329 AltosPointInt pt = new AltosPointInt(map.transform.screen(lat_lon));
331 canvas.drawBitmap(bitmap, pt.x - off_x, pt.y - off_y, paint);
335 private Rocket[] sorted_rockets() {
336 Rocket[] rocket_array = rockets.values().toArray(new Rocket[0]);
338 Arrays.sort(rocket_array);
342 private void draw_positions() {
346 draw_bitmap(pad, pad_bitmap, pad_off_x, pad_off_y);
348 for (Rocket rocket : sorted_rockets())
350 draw_bitmap(here, here_bitmap, here_off_x, here_off_y);
353 @Override public void invalidate() {
359 @Override public void invalidate(int l, int t, int r, int b) {
360 Rect rect = new Rect();
361 getDrawingRect(rect);
366 protected void onDraw(Canvas view_canvas) {
368 debug("MapView draw without map\n");
371 canvas = view_canvas;
372 paint = new Paint(Paint.ANTI_ALIAS_FLAG);
373 paint.setStrokeWidth(stroke_width);
374 paint.setStrokeCap(Paint.Cap.ROUND);
375 paint.setStrokeJoin(Paint.Join.ROUND);
376 paint.setTextSize(40);
382 public boolean onScale(ScaleGestureDetector detector) {
383 float f = detector.getScaleFactor();
386 map.set_zoom_centre(map.get_zoom() - 1, new AltosPointInt((int) detector.getFocusX(), (int) detector.getFocusY()));
390 map.set_zoom_centre(map.get_zoom() + 1, new AltosPointInt((int) detector.getFocusX(), (int) detector.getFocusY()));
396 public boolean onScaleBegin(ScaleGestureDetector detector) {
400 public void onScaleEnd(ScaleGestureDetector detector) {
404 public boolean dispatchTouchEvent(MotionEvent event) {
405 scale_detector.onTouchEvent(event);
407 if (scale_detector.isInProgress()) {
412 if (event.getAction() == MotionEvent.ACTION_UP) {
418 if (event.getAction() == MotionEvent.ACTION_DOWN) {
419 map.touch_start((int) event.getX(), (int) event.getY(), true);
420 } else if (event.getAction() == MotionEvent.ACTION_MOVE) {
421 map.touch_continue((int) event.getX(), (int) event.getY(), true);
422 } else if (event.getAction() == MotionEvent.ACTION_UP) {
423 map.touch_stop((int) event.getX(), (int) event.getY(), true);
430 public void center(double lat, double lon, double accuracy) {
431 if (mapAccuracy <= 0 || accuracy < mapAccuracy/10 || (map != null && !map.has_centre())) {
433 map.maybe_centre(lat, lon);
434 mapAccuracy = accuracy;
438 public void set_visible(boolean visible) {
440 setVisibility(VISIBLE);
445 public void show(TelemetryState telem_state, AltosState state, AltosGreatCircle from_receiver, Location receiver) {
446 boolean changed = false;
449 map.show(state, null);
450 if (state.pad_lat != AltosLib.MISSING && pad == null)
451 pad = new AltosLatLon(state.pad_lat, state.pad_lon);
454 if (telem_state != null) {
455 Integer[] old_serial = rockets.keySet().toArray(new Integer[0]);
456 Integer[] new_serial = telem_state.states.keySet().toArray(new Integer[0]);
458 /* remove deleted keys */
459 for (int serial : old_serial) {
460 if (!telem_state.states.containsKey(serial))
461 rockets.remove(serial);
464 /* set remaining keys */
466 for (int serial : new_serial) {
468 AltosState t_state = telem_state.states.get(serial);
469 if (rockets.containsKey(serial))
470 rocket = rockets.get(serial);
472 rocket = new Rocket(serial, this);
473 rockets.put(serial, rocket);
475 if (t_state.gps != null) {
476 AltosLatLon latlon = new AltosLatLon(t_state.gps.lat, t_state.gps.lon);
477 rocket.set_position(latlon, t_state.received_time);
478 if (state.serial == serial)
482 rocket.set_active(state.serial == serial);
485 if (receiver != null) {
486 AltosLatLon new_here = new AltosLatLon(receiver.getLatitude(), receiver.getLongitude());
487 if (!new_here.equals(here)) {
489 AltosDebug.debug("Location changed, redraw");
495 public void onCreateView(AltosDroid altos_droid) {
496 this.altos_droid = altos_droid;
497 map = new AltosMap(this, scale);
498 AltosPreferences.register_map_type_listener(this);
499 map.set_maptype(AltosPreferences.map_type());
501 pad_bitmap = BitmapFactory.decodeResource(getResources(), R.drawable.pad);
502 /* arrow at the bottom of the launchpad image */
503 pad_off_x = pad_bitmap.getWidth() / 2;
504 pad_off_y = pad_bitmap.getHeight();
506 rocket_bitmap = BitmapFactory.decodeResource(getResources(), R.drawable.rocket);
507 /* arrow at the bottom of the rocket image */
508 rocket_off_x = rocket_bitmap.getWidth() / 2;
509 rocket_off_y = rocket_bitmap.getHeight();
511 here_bitmap = BitmapFactory.decodeResource(getResources(), R.drawable.ic_maps_indicator_current_position);
512 /* Center of the dot */
513 here_off_x = here_bitmap.getWidth() / 2;
514 here_off_y = here_bitmap.getHeight() / 2;
517 public void onDestroyView() {
518 AltosPreferences.unregister_map_type_listener(this);
521 public void map_type_changed(int map_type) {
523 map.set_maptype(map_type);
526 public AltosMapOffline(Context context, AttributeSet attrs) {
527 super(context, attrs);
528 this.altos_droid = altos_droid;
529 scale_detector = new ScaleGestureDetector(context, this);