static final int px_size = 512;
+ static final int MAX_TILE_DELTA = 100;
+
private static Point2D.Double translatePoint(Point2D.Double p,
Point2D.Double d)
{
return latlng(pt, scale_x, scale_y);
}
- Vector<AltosSiteMapTile> mapTiles = new Vector<AltosSiteMapTile>();
+ HashMap<Point,AltosSiteMapTile> mapTiles = new HashMap<Point,AltosSiteMapTile>();
Point2D.Double centre;
- private Point tileOffset(AltosSiteMapTile tile) {
- GridBagConstraints c = layout.getConstraints(tile);
- return new Point(c.gridx - 100, c.gridy - 100);
- }
- private Point2D.Double tileCoordOffset(AltosSiteMapTile tile) {
- Point p = tileOffset(tile);
+ private Point2D.Double tileCoordOffset(Point p) {
return new Point2D.Double(centre.x - p.x*px_size,
centre.y - p.y * px_size);
}
}
}
- private void initMap(AltosSiteMapTile tile) {
- Point2D.Double offset = tileCoordOffset(tile);
+ private void initMap(AltosSiteMapTile tile, Point offset) {
+ Point2D.Double coord = tileCoordOffset(offset);
- LatLng map_latlng = latlng(px_size/2-offset.x, px_size/2-offset.y);
+ LatLng map_latlng = latlng(px_size/2-coord.x, px_size/2-coord.y);
File pngfile = MapFile(map_latlng.lat, map_latlng.lng);
String pngurl = MapURL(map_latlng.lat, map_latlng.lng);
private void initMaps(double lat, double lng) {
centre = getBaseLocation(lat, lng);
- for (AltosSiteMapTile tile : mapTiles) {
- initMap(tile);
+ for (Point k : mapTiles.keySet()) {
+ initMap(mapTiles.get(k), k);
}
}
// if insufficient gps data, nothing to update
if (state.gps == null)
return;
+ if (state.pad_lat == 0 && state.pad_lon == 0)
+ return;
if (!state.gps.locked) {
- if (state.pad_lat == 0 && state.pad_lon == 0)
- return;
if (state.gps.nsat < 4)
return;
}
last_pt = pt;
}
boolean in_any = false;
- for (AltosSiteMapTile tile : mapTiles) {
+ for (Point offset : mapTiles.keySet()) {
+ AltosSiteMapTile tile = mapTiles.get(offset);
Point2D.Double ref, lref;
- ref = translatePoint(pt, tileCoordOffset(tile));
- lref = translatePoint(last_pt, tileCoordOffset(tile));
+ ref = translatePoint(pt, tileCoordOffset(offset));
+ lref = translatePoint(last_pt, tileCoordOffset(offset));
tile.show(state, crc_errors, lref, ref);
if (0 <= ref.x && ref.x < px_size)
if (0 <= ref.y && ref.y < px_size)
in_any = true;
}
+
+ Point offset = tileOffset(pt);
if (!in_any) {
- try {
- SwingUtilities.invokeAndWait( new Runnable() {
- public void run() {
- AltosSiteMapTile tile = addTileAt(tileOffset(pt));
- setViewportView(comp);
-
- Point2D.Double ref, lref;
- ref = translatePoint(pt, tileCoordOffset(tile));
- lref = translatePoint(last_pt, tileCoordOffset(tile));
- tile.show(state, crc_errors, lref, ref);
-
- initMap(tile);
- }
- } );
- } catch (Exception e) {
- // pray
- }
+ Point2D.Double ref, lref;
+ ref = translatePoint(pt, tileCoordOffset(offset));
+ lref = translatePoint(last_pt, tileCoordOffset(offset));
+
+ AltosSiteMapTile tile = createTile(offset);
+ tile.show(state, crc_errors, lref, ref);
+ initMap(tile, offset);
+ finishTileLater(tile, offset);
+ }
+
+ if (offset != tileOffset(last_pt)) {
+ ensureTilesAround(offset);
}
+
last_pt = pt;
last_state = state.state;
}
- private AltosSiteMapTile addTileAt(Point offset) {
+ private AltosSiteMapTile createTile(final Point offset) {
+ final AltosSiteMapTile tile = new AltosSiteMapTile(px_size);
+ mapTiles.put(offset, tile);
+ return tile;
+ }
+ private void finishTileLater(final AltosSiteMapTile tile,
+ final Point offset)
+ {
+ SwingUtilities.invokeLater( new Runnable() {
+ public void run() {
+ addTileAt(tile, offset);
+ tile.setScrollable();
+ }
+ } );
+ }
+
+ private void ensureTilesAround(Point base_offset) {
+ for (int x = -1; x <= 1; x++) {
+ for (int y = -1; y <= 1; y++) {
+ Point offset = new Point(base_offset.x + x, base_offset.y + y);
+ if (mapTiles.containsKey(offset))
+ continue;
+ AltosSiteMapTile tile = createTile(offset);
+ initMap(tile, offset);
+ finishTileLater(tile, offset);
+ }
+ }
+ }
+
+
+ private void addTileAt(AltosSiteMapTile tile, Point offset) {
+ if (Math.abs(offset.x) >= MAX_TILE_DELTA ||
+ Math.abs(offset.y) >= MAX_TILE_DELTA)
+ {
+ System.out.printf("Rocket too far away from pad (tile %d,%d)\n",
+ offset.x, offset.y);
+ return;
+ }
+
GridBagConstraints c = new GridBagConstraints();
c.anchor = GridBagConstraints.CENTER;
c.fill = GridBagConstraints.BOTH;
-
// put some space between the map tiles, debugging only
// c.insets = new Insets(5, 5, 5, 5);
- //
- AltosSiteMapTile t = new AltosSiteMapTile(px_size);
- mapTiles.add(t);
- c.gridx = offset.x + 100;
- c.gridy = offset.y + 100;
- layout.setConstraints(t, c);
- comp.add(t);
-
- return t;
+
+ c.gridx = offset.x + MAX_TILE_DELTA;
+ c.gridy = offset.y + MAX_TILE_DELTA;
+ layout.setConstraints(tile, c);
+ comp.add(tile);
}
private AltosSiteMap(boolean knowWhatYouAreDoing) {
for (int x = -1; x <= 1; x++) {
for (int y = -1; y <= 1; y++) {
- addTileAt(new Point(x, y));
+ Point offset = new Point(x, y);
+ AltosSiteMapTile t = new AltosSiteMapTile(px_size);
+ mapTiles.put(offset, t);
+ addTileAt(t, offset);
+ t.setScrollable();
}
}
setViewportView(comp);