X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=altoslib%2FAltosMap.java;h=e3c4a6a79ec54db6223c62fd4690899a74855d14;hp=b42f9f851ef02beb2586008bbf020fcc662a4932;hb=51bdee662fdfad1937c576daadd2e5eacac17905;hpb=29edc37a8de56cb6eb028e3bf3f56aa70f109eba diff --git a/altoslib/AltosMap.java b/altoslib/AltosMap.java index b42f9f85..e3c4a6a7 100644 --- a/altoslib/AltosMap.java +++ b/altoslib/AltosMap.java @@ -3,7 +3,8 @@ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of @@ -15,28 +16,28 @@ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -package org.altusmetrum.altoslib_6; +package org.altusmetrum.altoslib_11; import java.io.*; import java.lang.*; import java.util.*; import java.util.concurrent.*; -public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, AltosMapStoreListener { +public class AltosMap implements AltosMapTileListener, AltosMapStoreListener { - static final int px_size = 512; + public static final int px_size = 512; - static final int maptype_hybrid = 0; - static final int maptype_roadmap = 1; - static final int maptype_satellite = 2; - static final int maptype_terrain = 3; - static final int maptype_default = maptype_hybrid; + public static final int maptype_hybrid = 0; + public static final int maptype_roadmap = 1; + public static final int maptype_satellite = 2; + public static final int maptype_terrain = 3; + public static final int maptype_default = maptype_hybrid; - static final int default_zoom = 15; - static final int min_zoom = 3; - static final int max_zoom = 21; + public static final int default_zoom = 15; + public static final int min_zoom = 3; + public static final int max_zoom = 21; - static final String[] maptype_names = { + public static final String[] maptype_names = { "hybrid", "roadmap", "satellite", @@ -51,21 +52,17 @@ public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, Altos }; AltosMapInterface map_interface; + int scale; AltosMapCache cache; - LinkedList marks = new LinkedList(); - - LinkedList zoom_listeners = new LinkedList(); + public AltosMapCache cache() { return cache; } - public void add_zoom_listener(AltosMapZoomListener listener) { - if (!zoom_listeners.contains(listener)) - zoom_listeners.add(listener); - } + LinkedList marks = new LinkedList(); - public void remove_zoom_listener(AltosMapZoomListener listener) { - zoom_listeners.remove(listener); - } + AltosMapPath path; + AltosMapLine line; + public AltosLatLon last_position; boolean have_boost = false; boolean have_landed = false; @@ -84,7 +81,7 @@ public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, Altos */ static final long auto_scroll_delay = 20 * 1000; - AltosMapTransform transform; + public AltosMapTransform transform; AltosLatLon centre; public void reset() { @@ -92,16 +89,14 @@ public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, Altos } /* MapInterface wrapping functions */ - public void set_units() { - map_interface.set_units(); - } - public void repaint(AltosMapRectangle damage, int pad) { - map_interface.repaint(damage, pad); + public void repaint(int x, int y, int w, int h) { + map_interface.repaint(new AltosRectangle(x, y, w, h)); } - public void repaint(double x, double y, double w, double h) { - map_interface.repaint(x, y, w, h); + public void repaint(AltosMapRectangle damage, int pad) { + AltosRectangle r = transform.screen(damage); + repaint(r.x - pad, r.y - pad, r.width + pad * 2, r.height + pad * 2); } public void repaint() { @@ -116,12 +111,16 @@ public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, Altos return map_interface.height(); } - public AltosPointInt floor(AltosPointDouble point) { + public void debug(String format, Object ... arguments) { + map_interface.debug(format, arguments); + } + + static public AltosPointInt floor(AltosPointDouble point) { return new AltosPointInt ((int) Math.floor(point.x / AltosMap.px_size) * AltosMap.px_size, (int) Math.floor(point.y / AltosMap.px_size) * AltosMap.px_size); } - public AltosPointInt ceil(AltosPointDouble point) { + static public AltosPointInt ceil(AltosPointDouble point) { return new AltosPointInt ((int) Math.ceil(point.x / AltosMap.px_size) * AltosMap.px_size, (int) Math.ceil(point.y / AltosMap.px_size) * AltosMap.px_size); } @@ -134,6 +133,10 @@ public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, Altos return (System.currentTimeMillis() - user_input_time) < auto_scroll_delay; } + public boolean has_centre() { + return centre != null; + } + public boolean far_from_centre(AltosLatLon lat_lon) { if (centre == null || transform == null) @@ -156,35 +159,53 @@ public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, Altos return false; } - public void font_size_changed(int font_size) { - map_interface.line.font_size_changed(font_size); - for (AltosMapTile tile : tiles.values()) - tile.font_size_changed(font_size); - repaint(); + public void set_transform() { + if (centre != null) { + transform = new AltosMapTransform(width(), height(), zoom, centre); + repaint(); + } } - public void units_changed(boolean imperial_units) { + private void set_zoom_label() { + map_interface.set_zoom_label(String.format("Zoom %d", get_zoom() - default_zoom)); } - private void set_transform() { - transform = new AltosMapTransform(width(), height(), zoom, centre); - repaint(); - } public boolean set_zoom(int zoom) { + notice_user_input(); if (AltosMap.min_zoom <= zoom && zoom <= AltosMap.max_zoom && zoom != this.zoom) { this.zoom = zoom; tiles.clear(); set_transform(); - - for (AltosMapZoomListener listener : zoom_listeners) - listener.zoom_changed(this.zoom); - + set_zoom_label(); return true; } return false; } + public boolean set_zoom_centre(int zoom, AltosPointInt centre) { + AltosLatLon mouse_lat_lon = null; + boolean ret; + + if (transform != null) + mouse_lat_lon = transform.screen_lat_lon(centre); + + ret = set_zoom(zoom); + + if (ret && mouse_lat_lon != null) { + AltosPointDouble new_mouse = transform.screen(mouse_lat_lon); + + double dx = width()/2.0 - centre.x; + double dy = height()/2.0 - centre.y; + + AltosLatLon new_centre = transform.screen_lat_lon(new AltosPointDouble(new_mouse.x + dx, new_mouse.y + dy)); + + centre(new_centre); + } + + return ret; + } + public int get_zoom() { return zoom; } @@ -211,25 +232,30 @@ public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, Altos if (!gps.locked && gps.nsat < 4) return; - AltosMapRectangle damage = map_interface.path.add(gps.lat, gps.lon, state.state); - - switch (state.state) { + switch (state.state()) { case AltosLib.ao_flight_boost: if (!have_boost) { - add_mark(gps.lat, gps.lon, state.state); + add_mark(gps.lat, gps.lon, state.state()); have_boost = true; } break; case AltosLib.ao_flight_landed: if (!have_landed) { - add_mark(gps.lat, gps.lon, state.state); + add_mark(gps.lat, gps.lon, state.state()); have_landed = true; } break; } - if (damage != null) - repaint(damage, AltosMapPath.stroke_width); + if (path != null) { + AltosMapRectangle damage = path.add(gps.lat, gps.lon, state.state()); + + if (damage != null) + repaint(damage, AltosMapPath.stroke_width); + } + + last_position = new AltosLatLon(gps.lat, gps.lon); + maybe_centre(gps.lat, gps.lon); } @@ -256,7 +282,9 @@ public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, Altos public void add_mark(double lat, double lon, int state) { synchronized(marks) { - marks.add(map_interface.new_mark(lat, lon, state)); + AltosMapMark mark = map_interface.new_mark(lat, lon, state); + if (mark != null) + marks.add(mark); } repaint(); } @@ -279,48 +307,48 @@ public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, Altos lower_right = new AltosPointInt(centre.x + load_radius * AltosMap.px_size, centre.y + load_radius * AltosMap.px_size); } else { - upper_left = floor(transform.screen_point(new AltosPointDouble(0.0, 0.0))); - lower_right = floor(transform.screen_point(new AltosPointDouble(width(), height()))); + upper_left = floor(transform.screen_point(new AltosPointInt(0, 0))); + lower_right = floor(transform.screen_point(new AltosPointInt(width(), height()))); } - LinkedList to_remove = new LinkedList(); - for (AltosPointInt point : tiles.keySet()) { + Enumeration keyEnumeration = tiles.keys(); + + while (keyEnumeration.hasMoreElements()) { + AltosPointInt point = keyEnumeration.nextElement(); if (point.x < upper_left.x || lower_right.x < point.x || point.y < upper_left.y || lower_right.y < point.y) { - to_remove.add(point); + tiles.remove(point); } } - for (AltosPointInt point : to_remove) - tiles.remove(point); - cache.set_cache_size((width() / AltosMap.px_size + 2) * (height() / AltosMap.px_size + 2)); + for (int y = (int) upper_left.y; y <= lower_right.y; y += AltosMap.px_size) { for (int x = (int) upper_left.x; x <= lower_right.x; x += AltosMap.px_size) { - AltosPointInt point = new AltosPointInt(x, y); + AltosPointInt point = new AltosPointInt(x, y); if (!tiles.containsKey(point)) { - AltosLatLon ul = transform.lat_lon(new AltosPointDouble(x, y)); + AltosLatLon ul = transform.lat_lon(point); AltosLatLon center = transform.lat_lon(new AltosPointDouble(x + AltosMap.px_size/2, y + AltosMap.px_size/2)); - AltosMapTile tile = new AltosMapTile(this, ul, center, zoom, maptype, - AltosMap.px_size); + AltosMapTile tile = map_interface.new_tile(cache, ul, center, zoom, maptype, px_size, scale); + debug("show state %s url %s\n", AltosMapTile.status_name(tile.store.status()), tile.store.url); + tile.add_listener(this); tiles.put(point, tile); } } } } - public void set_load_params(double lat, double lon, int radius, AltosMapTileListener listener) { + public void set_load_params(int new_zoom, int new_type, double lat, double lon, int radius, AltosMapTileListener listener) { + if (AltosMap.min_zoom <= new_zoom && new_zoom <= AltosMap.max_zoom) + zoom = new_zoom; + maptype = new_type; load_centre = new AltosLatLon(lat, lon); load_radius = radius; load_listener = listener; centre(lat, lon); + tiles.clear(); make_tiles(); - for (AltosMapTile tile : tiles.values()) { - tile.add_store_listener(this); - if (tile.store_status() != AltosMapTile.loading) - listener.notify_tile(tile, tile.store_status()); - } repaint(); } @@ -328,9 +356,34 @@ public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, Altos return "Map"; } + public void paint() { + if (centre != null) + make_tiles(); + + if (transform == null) + return; + + for (AltosMapTile tile : tiles.values()) + tile.paint(transform); + + synchronized(marks) { + for (AltosMapMark mark : marks) + mark.paint(transform); + } + + if (path != null) + path.paint(transform); + + if (line != null) + line.paint(transform); + } + /* AltosMapTileListener methods */ public synchronized void notify_tile(AltosMapTile tile, int status) { - for (AltosPointInt point : tiles.keySet()) { + Enumeration keyEnumeration = tiles.keys(); + + while (keyEnumeration.hasMoreElements()) { + AltosPointInt point = keyEnumeration.nextElement(); if (tile == tiles.get(point)) { AltosPointInt screen = transform.screen(point); repaint(screen.x, screen.y, AltosMap.px_size, AltosMap.px_size); @@ -347,9 +400,94 @@ public class AltosMap implements AltosFlightDisplay, AltosMapTileListener, Altos } } - public AltosMap(AltosMapInterface map_interface) { + /* UI elements */ + + AltosPointInt drag_start; + + boolean dragged; + + static final double drag_far = 20; + + private void drag(int x, int y) { + if (drag_start == null) + return; + + int dx = x - drag_start.x; + int dy = y - drag_start.y; + + double distance = Math.hypot(dx, dy); + + if (distance > drag_far) + dragged = true; + + if (transform == null) + return; + + AltosLatLon new_centre = transform.screen_lat_lon(new AltosPointInt(width() / 2 - dx, height() / 2 - dy)); + centre(new_centre); + drag_start = new AltosPointInt(x, y); + } + + private void drag_start(int x, int y) { + drag_start = new AltosPointInt(x, y); + dragged = false; + } + + private void drag_stop(int x, int y) { + if (!dragged) { + if (transform == null) { + return; + } + map_interface.select_object (transform.screen_lat_lon(new AltosPointInt(x,y))); + } + } + + private void line_start(int x, int y) { + if (line != null && transform != null) { + line.pressed(new AltosPointInt(x, y), transform); + repaint(); + } + } + + private void line(int x, int y) { + if (line != null && transform != null) { + line.dragged(new AltosPointInt(x, y), transform); + repaint(); + } + } + + public void touch_start(int x, int y, boolean is_drag) { + notice_user_input(); + if (is_drag) + drag_start(x, y); + else + line_start(x, y); + } + + public void touch_continue(int x, int y, boolean is_drag) { + notice_user_input(); + if (is_drag) + drag(x, y); + else + line(x, y); + } + + public void touch_stop(int x, int y, boolean is_drag) { + notice_user_input(); + if (is_drag) + drag_stop(x, y); + } + + public AltosMap(AltosMapInterface map_interface, int scale) { this.map_interface = map_interface; + this.scale = scale; cache = new AltosMapCache(map_interface); - centre(0, 0); + line = map_interface.new_line(); + path = map_interface.new_path(); + set_zoom_label(); + } + + public AltosMap(AltosMapInterface map_interface) { + this(map_interface, 1); } }