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00018 #include "worldmap/worldmap.hpp"
00019
00020 #include <config.h>
00021
00022 #include <assert.h>
00023 #include <fstream>
00024 #include <iostream>
00025 #include <physfs.h>
00026 #include <sstream>
00027 #include <stdexcept>
00028 #include <unistd.h>
00029 #include <vector>
00030
00031 #include "audio/sound_manager.hpp"
00032 #include "control/joystickkeyboardcontroller.hpp"
00033 #include "gui/menu.hpp"
00034 #include "gui/menu_manager.hpp"
00035 #include "gui/mousecursor.hpp"
00036 #include "lisp/lisp.hpp"
00037 #include "lisp/list_iterator.hpp"
00038 #include "lisp/parser.hpp"
00039 #include "object/background.hpp"
00040 #include "object/decal.hpp"
00041 #include "object/tilemap.hpp"
00042 #include "physfs/ifile_stream.hpp"
00043 #include "scripting/squirrel_error.hpp"
00044 #include "scripting/squirrel_util.hpp"
00045 #include "sprite/sprite.hpp"
00046 #include "sprite/sprite_manager.hpp"
00047 #include "supertux/game_session.hpp"
00048 #include "supertux/globals.hpp"
00049 #include "supertux/screen_manager.hpp"
00050 #include "supertux/menu/menu_storage.hpp"
00051 #include "supertux/menu/options_menu.hpp"
00052 #include "supertux/menu/worldmap_menu.hpp"
00053 #include "supertux/player_status.hpp"
00054 #include "supertux/resources.hpp"
00055 #include "supertux/sector.hpp"
00056 #include "supertux/shrinkfade.hpp"
00057 #include "supertux/spawn_point.hpp"
00058 #include "supertux/textscroller.hpp"
00059 #include "supertux/tile_manager.hpp"
00060 #include "supertux/tile_set.hpp"
00061 #include "supertux/world.hpp"
00062 #include "util/file_system.hpp"
00063 #include "util/gettext.hpp"
00064 #include "util/log.hpp"
00065 #include "util/reader.hpp"
00066 #include "video/drawing_context.hpp"
00067 #include "video/surface.hpp"
00068 #include "worldmap/level.hpp"
00069 #include "worldmap/special_tile.hpp"
00070 #include "worldmap/sprite_change.hpp"
00071 #include "worldmap/tux.hpp"
00072 #include "worldmap/worldmap.hpp"
00073
00074 static const float CAMERA_PAN_SPEED = 5.0;
00075
00076 namespace worldmap {
00077
00078 WorldMap* WorldMap::current_ = NULL;
00079
00080 WorldMap::WorldMap(const std::string& filename, PlayerStatus* player_status, const std::string& force_spawnpoint) :
00081 tux(0),
00082 player_status(player_status),
00083 tileset(NULL),
00084 free_tileset(false),
00085 worldmap_menu(),
00086 camera_offset(),
00087 name(),
00088 music(),
00089 init_script(),
00090 game_objects(),
00091 solid_tilemaps(),
00092 passive_message_timer(),
00093 passive_message(),
00094 map_filename(),
00095 levels_path(),
00096 special_tiles(),
00097 levels(),
00098 sprite_changes(),
00099 spawn_points(),
00100 teleporters(),
00101 total_stats(),
00102 worldmap_table(),
00103 scripts(),
00104 ambient_light( 1.0f, 1.0f, 1.0f, 1.0f ),
00105 force_spawnpoint(force_spawnpoint),
00106 in_level(false),
00107 pan_pos(),
00108 panning(false)
00109 {
00110 tux = new Tux(this);
00111 add_object(tux);
00112
00113 name = "<no title>";
00114 music = "music/salcon.ogg";
00115
00116 total_stats.reset();
00117
00118 worldmap_menu.reset(new WorldmapMenu());
00119
00120
00121 using namespace scripting;
00122
00123 sq_collectgarbage(global_vm);
00124 sq_newtable(global_vm);
00125 sq_pushroottable(global_vm);
00126 if(SQ_FAILED(sq_setdelegate(global_vm, -2)))
00127 throw scripting::SquirrelError(global_vm, "Couldn't set worldmap_table delegate");
00128
00129 sq_resetobject(&worldmap_table);
00130 if(SQ_FAILED(sq_getstackobj(global_vm, -1, &worldmap_table)))
00131 throw scripting::SquirrelError(global_vm, "Couldn't get table from stack");
00132
00133 sq_addref(global_vm, &worldmap_table);
00134 sq_pop(global_vm, 1);
00135
00136 sound_manager->preload("sounds/warp.wav");
00137
00138
00139 load(filename);
00140 }
00141
00142 WorldMap::~WorldMap()
00143 {
00144 using namespace scripting;
00145
00146 if(free_tileset)
00147 delete tileset;
00148
00149 for(GameObjects::iterator i = game_objects.begin();
00150 i != game_objects.end(); ++i) {
00151 GameObject* object = *i;
00152 try_unexpose(object);
00153 object->unref();
00154 }
00155
00156 for(SpawnPoints::iterator i = spawn_points.begin();
00157 i != spawn_points.end(); ++i) {
00158 delete *i;
00159 }
00160
00161 for(ScriptList::iterator i = scripts.begin();
00162 i != scripts.end(); ++i) {
00163 HSQOBJECT& object = *i;
00164 sq_release(global_vm, &object);
00165 }
00166 sq_release(global_vm, &worldmap_table);
00167
00168 sq_collectgarbage(global_vm);
00169
00170 if(current_ == this)
00171 current_ = NULL;
00172 }
00173
00174 void
00175 WorldMap::add_object(GameObject* object)
00176 {
00177 TileMap* tilemap = dynamic_cast<TileMap*> (object);
00178 if(tilemap != 0 && tilemap->is_solid()) {
00179 solid_tilemaps.push_back(tilemap);
00180 }
00181
00182 object->ref();
00183 try_expose(object);
00184 game_objects.push_back(object);
00185 }
00186
00187 void
00188 WorldMap::try_expose(GameObject* object)
00189 {
00190 ScriptInterface* object_ = dynamic_cast<ScriptInterface*> (object);
00191 if(object_ != NULL) {
00192 HSQUIRRELVM vm = scripting::global_vm;
00193 sq_pushobject(vm, worldmap_table);
00194 object_->expose(vm, -1);
00195 sq_pop(vm, 1);
00196 }
00197 }
00198
00199 void
00200 WorldMap::try_unexpose(GameObject* object)
00201 {
00202 ScriptInterface* object_ = dynamic_cast<ScriptInterface*> (object);
00203 if(object_ != NULL) {
00204 HSQUIRRELVM vm = scripting::global_vm;
00205 SQInteger oldtop = sq_gettop(vm);
00206 sq_pushobject(vm, worldmap_table);
00207 try {
00208 object_->unexpose(vm, -1);
00209 } catch(std::exception& e) {
00210 log_warning << "Couldn't unregister object: " << e.what() << std::endl;
00211 }
00212 sq_settop(vm, oldtop);
00213 }
00214 }
00215
00216 void
00217 WorldMap::move_to_spawnpoint(const std::string& spawnpoint, bool pan)
00218 {
00219 for(SpawnPoints::iterator i = spawn_points.begin(); i != spawn_points.end(); ++i) {
00220 SpawnPoint* sp = *i;
00221 if(sp->name == spawnpoint) {
00222 Vector p = sp->pos;
00223 tux->set_tile_pos(p);
00224 tux->set_direction(sp->auto_dir);
00225 if(pan) {
00226 panning = true;
00227 pan_pos = get_camera_pos_for_tux();
00228 clamp_camera_position(pan_pos);
00229 }
00230 return;
00231 }
00232 }
00233 log_warning << "Spawnpoint '" << spawnpoint << "' not found." << std::endl;
00234 if (spawnpoint != "main") {
00235 move_to_spawnpoint("main");
00236 }
00237 }
00238
00239 void
00240 WorldMap::change(const std::string& filename, const std::string& force_spawnpoint)
00241 {
00242 g_screen_manager->exit_screen();
00243 g_screen_manager->push_screen(new WorldMap(filename, player_status, force_spawnpoint));
00244 }
00245
00246 void
00247 WorldMap::load(const std::string& filename)
00248 {
00249 map_filename = filename;
00250 levels_path = FileSystem::dirname(map_filename);
00251
00252 try {
00253 lisp::Parser parser;
00254 const lisp::Lisp* root = parser.parse(map_filename);
00255
00256 const lisp::Lisp* level = root->get_lisp("supertux-level");
00257 if(level == NULL)
00258 throw std::runtime_error("file isn't a supertux-level file.");
00259
00260 level->get("name", name);
00261
00262 const lisp::Lisp* sector = level->get_lisp("sector");
00263 if(!sector)
00264 throw std::runtime_error("No sector specified in worldmap file.");
00265
00266 const lisp::Lisp* tilesets_lisp = level->get_lisp("tilesets");
00267 if(tilesets_lisp != NULL) {
00268 tileset = tile_manager->parse_tileset_definition(*tilesets_lisp);
00269 free_tileset = true;
00270 }
00271 std::string tileset_name;
00272 if(level->get("tileset", tileset_name)) {
00273 if(tileset != NULL) {
00274 log_warning << "multiple tilesets specified in level" << std::endl;
00275 } else {
00276 tileset = tile_manager->get_tileset(tileset_name);
00277 }
00278 }
00279
00280 if(tileset == NULL) {
00281 tileset = tile_manager->get_tileset("images/worldmap.strf");
00282 }
00283 current_tileset = tileset;
00284
00285 lisp::ListIterator iter(sector);
00286 while(iter.next()) {
00287 if(iter.item() == "tilemap") {
00288 add_object(new TileMap(*(iter.lisp())));
00289 } else if(iter.item() == "background") {
00290 add_object(new Background(*(iter.lisp())));
00291 } else if(iter.item() == "music") {
00292 iter.value()->get(music);
00293 } else if(iter.item() == "init-script") {
00294 iter.value()->get(init_script);
00295 } else if(iter.item() == "worldmap-spawnpoint") {
00296 SpawnPoint* sp = new SpawnPoint(*iter.lisp());
00297 spawn_points.push_back(sp);
00298 } else if(iter.item() == "level") {
00299 LevelTile* level = new LevelTile(levels_path, *iter.lisp());
00300 levels.push_back(level);
00301 add_object(level);
00302 } else if(iter.item() == "special-tile") {
00303 SpecialTile* special_tile = new SpecialTile(*iter.lisp());
00304 special_tiles.push_back(special_tile);
00305 add_object(special_tile);
00306 } else if(iter.item() == "sprite-change") {
00307 SpriteChange* sprite_change = new SpriteChange(*iter.lisp());
00308 sprite_changes.push_back(sprite_change);
00309 add_object(sprite_change);
00310 } else if(iter.item() == "teleporter") {
00311 Teleporter* teleporter = new Teleporter(*iter.lisp());
00312 teleporters.push_back(teleporter);
00313 add_object(teleporter);
00314 } else if(iter.item() == "decal") {
00315 Decal* decal = new Decal(*iter.lisp());
00316 add_object(decal);
00317 } else if(iter.item() == "ambient-light") {
00318 std::vector<float> vColor;
00319 sector->get( "ambient-light", vColor );
00320 if(vColor.size() < 3) {
00321 log_warning << "(ambient-light) requires a color as argument" << std::endl;
00322 } else {
00323 ambient_light = Color( vColor );
00324 }
00325 } else if(iter.item() == "name") {
00326
00327 } else {
00328 log_warning << "Unknown token '" << iter.item() << "' in worldmap" << std::endl;
00329 }
00330 }
00331 current_tileset = NULL;
00332
00333 if(solid_tilemaps.size() == 0)
00334 throw std::runtime_error("No solid tilemap specified");
00335
00336 move_to_spawnpoint("main");
00337
00338 } catch(std::exception& e) {
00339 std::stringstream msg;
00340 msg << "Problem when parsing worldmap '" << map_filename << "': " <<
00341 e.what();
00342 throw std::runtime_error(msg.str());
00343 }
00344 }
00345
00346 void
00347 WorldMap::get_level_title(LevelTile& level)
00348 {
00350 level.title = "<no title>";
00351
00352 try {
00353 lisp::Parser parser;
00354 const lisp::Lisp* root = parser.parse(levels_path + level.get_name());
00355
00356 const lisp::Lisp* level_lisp = root->get_lisp("supertux-level");
00357 if(!level_lisp)
00358 return;
00359
00360 level_lisp->get("name", level.title);
00361 } catch(std::exception& e) {
00362 log_warning << "Problem when reading leveltitle: " << e.what() << std::endl;
00363 return;
00364 }
00365 }
00366
00367 void WorldMap::calculate_total_stats()
00368 {
00369 total_stats.zero();
00370 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
00371 LevelTile* level = *i;
00372 if (level->solved) {
00373 total_stats += level->statistics;
00374 }
00375 }
00376 }
00377
00378 void
00379 WorldMap::on_escape_press()
00380 {
00381
00382 if(!MenuManager::current()) {
00383 MenuManager::set_current(worldmap_menu.get());
00384 tux->set_direction(D_NONE);
00385 } else {
00386 MenuManager::set_current(NULL);
00387 }
00388 }
00389
00390 Vector
00391 WorldMap::get_next_tile(Vector pos, Direction direction)
00392 {
00393 switch(direction) {
00394 case D_WEST:
00395 pos.x -= 1;
00396 break;
00397 case D_EAST:
00398 pos.x += 1;
00399 break;
00400 case D_NORTH:
00401 pos.y -= 1;
00402 break;
00403 case D_SOUTH:
00404 pos.y += 1;
00405 break;
00406 case D_NONE:
00407 break;
00408 }
00409 return pos;
00410 }
00411
00412 bool
00413 WorldMap::path_ok(Direction direction, const Vector& old_pos, Vector* new_pos)
00414 {
00415 *new_pos = get_next_tile(old_pos, direction);
00416
00417 if (!(new_pos->x >= 0 && new_pos->x < get_width()
00418 && new_pos->y >= 0 && new_pos->y < get_height()))
00419 {
00420 return false;
00421 }
00422 else
00423 {
00424 int old_tile_data = tile_data_at(old_pos);
00425 int new_tile_data = tile_data_at(*new_pos);
00426 switch(direction)
00427 {
00428 case D_WEST:
00429 return (old_tile_data & Tile::WORLDMAP_WEST
00430 && new_tile_data & Tile::WORLDMAP_EAST);
00431
00432 case D_EAST:
00433 return (old_tile_data & Tile::WORLDMAP_EAST
00434 && new_tile_data & Tile::WORLDMAP_WEST);
00435
00436 case D_NORTH:
00437 return (old_tile_data & Tile::WORLDMAP_NORTH
00438 && new_tile_data & Tile::WORLDMAP_SOUTH);
00439
00440 case D_SOUTH:
00441 return (old_tile_data & Tile::WORLDMAP_SOUTH
00442 && new_tile_data & Tile::WORLDMAP_NORTH);
00443
00444 case D_NONE:
00445 assert(!"path_ok() can't walk if direction is NONE");
00446 }
00447 return false;
00448 }
00449 }
00450
00451 void
00452 WorldMap::finished_level(Level* gamelevel)
00453 {
00454
00455 LevelTile* level = at_level();
00456
00457 bool old_level_state = level->solved;
00458 level->solved = true;
00459 level->sprite->set_action("solved");
00460
00461
00462 level->statistics.merge(gamelevel->stats);
00463 calculate_total_stats();
00464
00465 save_state();
00466
00467 if (old_level_state != level->solved) {
00468
00469
00470 Direction dir = D_NONE;
00471
00472 int dirdata = available_directions_at(tux->get_tile_pos());
00473
00474 if (dirdata == Tile::WORLDMAP_CNSE ||
00475 dirdata == Tile::WORLDMAP_CNSW ||
00476 dirdata == Tile::WORLDMAP_CNEW ||
00477 dirdata == Tile::WORLDMAP_CSEW ||
00478 dirdata == Tile::WORLDMAP_CNSEW)
00479 dir = D_NONE;
00480 else if (dirdata & Tile::WORLDMAP_NORTH
00481 && tux->back_direction != D_NORTH)
00482 dir = D_NORTH;
00483 else if (dirdata & Tile::WORLDMAP_SOUTH
00484 && tux->back_direction != D_SOUTH)
00485 dir = D_SOUTH;
00486 else if (dirdata & Tile::WORLDMAP_EAST
00487 && tux->back_direction != D_EAST)
00488 dir = D_EAST;
00489 else if (dirdata & Tile::WORLDMAP_WEST
00490 && tux->back_direction != D_WEST)
00491 dir = D_WEST;
00492
00493 if (dir != D_NONE) {
00494 tux->set_direction(dir);
00495 }
00496 }
00497
00498 if (level->extro_script != "") {
00499 try {
00500 std::istringstream in(level->extro_script);
00501 run_script(in, "worldmap:extro_script");
00502 } catch(std::exception& e) {
00503 log_warning << "Couldn't run level-extro-script: " << e.what() << std::endl;
00504 }
00505 }
00506 }
00507
00508 Vector
00509 WorldMap::get_camera_pos_for_tux() {
00510 Vector camera_offset;
00511 Vector tux_pos = tux->get_pos();
00512 camera_offset.x = tux_pos.x - SCREEN_WIDTH/2;
00513 camera_offset.y = tux_pos.y - SCREEN_HEIGHT/2;
00514 return camera_offset;
00515 }
00516
00517 void
00518 WorldMap::clamp_camera_position(Vector& c) {
00519 if (c.x < 0)
00520 c.x = 0;
00521 if (c.y < 0)
00522 c.y = 0;
00523
00524 if (c.x > (int)get_width()*32 - SCREEN_WIDTH)
00525 c.x = (int)get_width()*32 - SCREEN_WIDTH;
00526 if (c.y > (int)get_height()*32 - SCREEN_HEIGHT)
00527 c.y = (int)get_height()*32 - SCREEN_HEIGHT;
00528
00529 if (int(get_width()*32) < SCREEN_WIDTH)
00530 c.x = get_width()*16.0 - SCREEN_WIDTH/2.0;
00531 if (int(get_height()*32) < SCREEN_HEIGHT)
00532 c.y = get_height()*16.0 - SCREEN_HEIGHT/2.0;
00533 }
00534
00535 void
00536 WorldMap::update(float delta)
00537 {
00538 if(!in_level) {
00539 Menu* menu = MenuManager::current();
00540 if(menu != NULL) {
00541 if(menu == worldmap_menu.get()) {
00542 switch (worldmap_menu->check())
00543 {
00544 case MNID_RETURNWORLDMAP:
00545 MenuManager::set_current(0);
00546 break;
00547 case MNID_QUITWORLDMAP:
00548 g_screen_manager->exit_screen();
00549 break;
00550 }
00551 }
00552
00553 return;
00554 }
00555
00556
00557 for(size_t i = 0; i < game_objects.size(); ++i) {
00558 GameObject* object = game_objects[i];
00559 if(!panning || object != tux) {
00560 object->update(delta);
00561 }
00562 }
00563
00564
00565 for(GameObjects::iterator i = game_objects.begin();
00566 i != game_objects.end(); ) {
00567 GameObject* object = *i;
00568 if(!object->is_valid()) {
00569 try_unexpose(object);
00570 object->unref();
00571 i = game_objects.erase(i);
00572 } else {
00573 ++i;
00574 }
00575 }
00576
00577
00578
00579 solid_tilemaps.clear();
00580 for(std::vector<GameObject*>::iterator i = game_objects.begin();
00581 i != game_objects.end(); ++i)
00582 {
00583 TileMap* tm = dynamic_cast<TileMap*>(*i);
00584 if (!tm) continue;
00585 if (tm->is_solid()) solid_tilemaps.push_back(tm);
00586 }
00587
00588 Vector requested_pos;
00589
00590
00591 if(!panning) {
00592 camera_offset = get_camera_pos_for_tux();
00593 } else {
00594 Vector delta = pan_pos - camera_offset;
00595 float mag = delta.norm();
00596 if(mag > CAMERA_PAN_SPEED) {
00597 delta *= CAMERA_PAN_SPEED/mag;
00598 }
00599 camera_offset += delta;
00600 if(camera_offset == pan_pos) {
00601 panning = false;
00602 }
00603 }
00604
00605 requested_pos = camera_offset;
00606 clamp_camera_position(camera_offset);
00607
00608 if(panning) {
00609 if(requested_pos.x != camera_offset.x) {
00610 pan_pos.x = camera_offset.x;
00611 }
00612 if(requested_pos.y != camera_offset.y) {
00613 pan_pos.y = camera_offset.y;
00614 }
00615 }
00616
00617
00618 Controller *controller = g_jk_controller->get_main_controller();
00619 bool enter_level = false;
00620 if(controller->pressed(Controller::ACTION)
00621 || controller->pressed(Controller::JUMP)
00622 || controller->pressed(Controller::MENU_SELECT)) {
00623
00624 if(!controller->pressed(Controller::UP))
00625 enter_level = true;
00626 }
00627 if(controller->pressed(Controller::PAUSE_MENU))
00628 on_escape_press();
00629
00630
00631 Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
00632 if (teleporter && (teleporter->automatic || (enter_level && (!tux->is_moving())))) {
00633 enter_level = false;
00634 if (teleporter->worldmap != "") {
00635 change(teleporter->worldmap, teleporter->spawnpoint);
00636 } else {
00637
00638 sound_manager->play("sounds/warp.wav");
00639 tux->back_direction = D_NONE;
00640 move_to_spawnpoint(teleporter->spawnpoint, true);
00641 }
00642 }
00643
00644
00645 LevelTile* level = at_level();
00646 if (level && (level->auto_play) && (!level->solved) && (!tux->is_moving())) {
00647 enter_level = true;
00648 }
00649
00650 if (enter_level && !tux->is_moving())
00651 {
00652
00653 LevelTile* level = at_level();
00654 if (!level) {
00655
00656 int tile_data = tile_data_at(tux->get_tile_pos());
00657 if(!( tile_data & ( Tile::WORLDMAP_NORTH | Tile::WORLDMAP_SOUTH | Tile::WORLDMAP_WEST | Tile::WORLDMAP_EAST ))){
00658 log_warning << "Player at illegal position " << tux->get_tile_pos().x << ", " << tux->get_tile_pos().y << " respawning." << std::endl;
00659 move_to_spawnpoint("main");
00660 return;
00661 }
00662 log_warning << "No level to enter at: " << tux->get_tile_pos().x << ", " << tux->get_tile_pos().y << std::endl;
00663 return;
00664 }
00665
00666 if (level->pos == tux->get_tile_pos()) {
00667 try {
00668 Vector shrinkpos = Vector(level->pos.x*32 + 16 - camera_offset.x,
00669 level->pos.y*32 + 8 - camera_offset.y);
00670 std::string levelfile = levels_path + level->get_name();
00671
00672
00673 save_state();
00674
00675 g_screen_manager->push_screen(new GameSession(levelfile, player_status, &level->statistics),
00676 new ShrinkFade(shrinkpos, 1.0f));
00677 in_level = true;
00678 } catch(std::exception& e) {
00679 log_fatal << "Couldn't load level: " << e.what() << std::endl;
00680 }
00681 }
00682 }
00683 else
00684 {
00685
00686 }
00687 }
00688 }
00689
00690 int
00691 WorldMap::tile_data_at(Vector p)
00692 {
00693 int dirs = 0;
00694
00695 for(std::list<TileMap*>::const_iterator i = solid_tilemaps.begin(); i != solid_tilemaps.end(); i++) {
00696 TileMap* tilemap = *i;
00697 const Tile* tile = tilemap->get_tile((int)p.x, (int)p.y);
00698 int dirdata = tile->getData();
00699 dirs |= dirdata;
00700 }
00701
00702 return dirs;
00703 }
00704
00705 int
00706 WorldMap::available_directions_at(Vector p)
00707 {
00708 return tile_data_at(p) & Tile::WORLDMAP_DIR_MASK;
00709 }
00710
00711 LevelTile*
00712 WorldMap::at_level()
00713 {
00714 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
00715 LevelTile* level = *i;
00716 if (level->pos == tux->get_tile_pos())
00717 return level;
00718 }
00719
00720 return NULL;
00721 }
00722
00723 SpecialTile*
00724 WorldMap::at_special_tile()
00725 {
00726 for(SpecialTiles::iterator i = special_tiles.begin();
00727 i != special_tiles.end(); ++i) {
00728 SpecialTile* special_tile = *i;
00729 if (special_tile->pos == tux->get_tile_pos())
00730 return special_tile;
00731 }
00732
00733 return NULL;
00734 }
00735
00736 SpriteChange*
00737 WorldMap::at_sprite_change(const Vector& pos)
00738 {
00739 for(SpriteChanges::iterator i = sprite_changes.begin();
00740 i != sprite_changes.end(); ++i) {
00741 SpriteChange* sprite_change = *i;
00742 if(sprite_change->pos == pos)
00743 return sprite_change;
00744 }
00745
00746 return NULL;
00747 }
00748
00749 Teleporter*
00750 WorldMap::at_teleporter(const Vector& pos)
00751 {
00752 for(std::vector<Teleporter*>::iterator i = teleporters.begin(); i != teleporters.end(); ++i) {
00753 Teleporter* teleporter = *i;
00754 if(teleporter->pos == pos) return teleporter;
00755 }
00756
00757 return NULL;
00758 }
00759
00760 void
00761 WorldMap::draw(DrawingContext& context)
00762 {
00763 if (int(get_width()*32) < SCREEN_WIDTH || int(get_height()*32) < SCREEN_HEIGHT)
00764 context.draw_filled_rect(Vector(0, 0), Vector(SCREEN_WIDTH, SCREEN_HEIGHT),
00765 Color(0.0f, 0.0f, 0.0f, 1.0f), LAYER_BACKGROUND0);
00766
00767 context.set_ambient_color( ambient_light );
00768 context.push_transform();
00769 context.set_translation(camera_offset);
00770
00771 for(GameObjects::iterator i = game_objects.begin();
00772 i != game_objects.end(); ++i) {
00773 GameObject* object = *i;
00774 if(!panning || object != tux) {
00775 object->draw(context);
00776 }
00777 }
00778
00779
00780
00781
00782
00783
00784
00785
00786
00787
00788
00789
00790
00791
00792
00793
00794
00795
00796
00797
00798
00799
00800 draw_status(context);
00801 context.pop_transform();
00802 }
00803
00804 void
00805 WorldMap::draw_status(DrawingContext& context)
00806 {
00807 context.push_transform();
00808 context.set_translation(Vector(0, 0));
00809
00810 player_status->draw(context);
00811
00812 if (!tux->is_moving()) {
00813 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
00814 LevelTile* level = *i;
00815
00816 if (level->pos == tux->get_tile_pos()) {
00817 if(level->title == "")
00818 get_level_title(*level);
00819
00820 context.draw_text(Resources::normal_font, level->title,
00821 Vector(SCREEN_WIDTH/2,
00822 SCREEN_HEIGHT - Resources::normal_font->get_height() - 30),
00823 ALIGN_CENTER, LAYER_FOREGROUND1, WorldMap::level_title_color);
00824
00825
00826
00827
00828
00829
00830
00831
00832
00833
00834
00835
00836
00837
00838 level->statistics.draw_worldmap_info(context);
00839 break;
00840 }
00841 }
00842
00843 for(SpecialTiles::iterator i = special_tiles.begin();
00844 i != special_tiles.end(); ++i) {
00845 SpecialTile* special_tile = *i;
00846
00847 if (special_tile->pos == tux->get_tile_pos()) {
00848
00849 if(!special_tile->map_message.empty() && !special_tile->passive_message)
00850 context.draw_text(Resources::normal_font, special_tile->map_message,
00851 Vector(SCREEN_WIDTH/2,
00852 SCREEN_HEIGHT - Resources::normal_font->get_height() - 60),
00853 ALIGN_CENTER, LAYER_FOREGROUND1, WorldMap::message_color);
00854 break;
00855 }
00856 }
00857
00858
00859 Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
00860 if (teleporter && (teleporter->message != "")) {
00861 Vector pos = Vector(SCREEN_WIDTH/2, SCREEN_HEIGHT - Resources::normal_font->get_height() - 30);
00862 context.draw_text(Resources::normal_font, teleporter->message, pos, ALIGN_CENTER, LAYER_FOREGROUND1, WorldMap::teleporter_message_color);
00863 }
00864
00865 }
00866
00867
00868 if(passive_message_timer.started())
00869 context.draw_text(Resources::normal_font, passive_message,
00870 Vector(SCREEN_WIDTH/2, SCREEN_HEIGHT - Resources::normal_font->get_height() - 60),
00871 ALIGN_CENTER, LAYER_FOREGROUND1, WorldMap::message_color);
00872
00873 context.pop_transform();
00874 }
00875
00876 void
00877 WorldMap::setup()
00878 {
00879 sound_manager->play_music(music);
00880 MenuManager::set_current(NULL);
00881
00882 current_ = this;
00883 load_state();
00884
00885
00886 if (force_spawnpoint != "") {
00887 move_to_spawnpoint(force_spawnpoint);
00888 force_spawnpoint = "";
00889 }
00890
00891 tux->setup();
00892
00893
00894 using namespace scripting;
00895
00896 sq_pushroottable(global_vm);
00897 sq_pushstring(global_vm, "worldmap", -1);
00898 sq_pushobject(global_vm, worldmap_table);
00899 if(SQ_FAILED(sq_createslot(global_vm, -3)))
00900 throw SquirrelError(global_vm, "Couldn't set worldmap in roottable");
00901 sq_pop(global_vm, 1);
00902
00903
00904 try {
00905 IFileStream in(levels_path + "/default.nut");
00906 run_script(in, "WorldMap::default.nut");
00907 } catch(std::exception& ) {
00908
00909 }
00910
00911 if(init_script != "") {
00912 std::istringstream in(init_script);
00913 run_script(in, "WorldMap::init");
00914 }
00915 }
00916
00917 void
00918 WorldMap::leave()
00919 {
00920 using namespace scripting;
00921
00922
00923 save_state();
00924
00925
00926 sq_pushroottable(global_vm);
00927 sq_pushstring(global_vm, "worldmap", -1);
00928 if(SQ_FAILED(sq_deleteslot(global_vm, -2, SQFalse)))
00929 throw SquirrelError(global_vm, "Couldn't unset worldmap in roottable");
00930 sq_pop(global_vm, 1);
00931 }
00932
00933 void
00934 WorldMap::save_state()
00935 {
00936 using namespace scripting;
00937
00938 HSQUIRRELVM vm = global_vm;
00939 int oldtop = sq_gettop(vm);
00940
00941 try {
00942
00943 sq_pushroottable(vm);
00944 sq_pushstring(vm, "state", -1);
00945 if(SQ_FAILED(sq_get(vm, -2)))
00946 throw scripting::SquirrelError(vm, "Couldn't get state table");
00947
00948
00949 sq_pushstring(vm, "worlds", -1);
00950 if(SQ_FAILED(sq_get(vm, -2))) {
00951 sq_pushstring(vm, "worlds", -1);
00952 sq_newtable(vm);
00953 if(SQ_FAILED(sq_createslot(vm, -3)))
00954 throw scripting::SquirrelError(vm, "Couldn't create state.worlds");
00955
00956 sq_pushstring(vm, "worlds", -1);
00957 if(SQ_FAILED(sq_get(vm, -2)))
00958 throw scripting::SquirrelError(vm, "Couldn't create.get state.worlds");
00959 }
00960
00961 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
00962 if(SQ_FAILED(sq_deleteslot(vm, -2, SQFalse)))
00963 sq_pop(vm, 1);
00964
00965
00966 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
00967 sq_newtable(vm);
00968
00969
00970 sq_pushstring(vm, "tux", -1);
00971 sq_newtable(vm);
00972
00973 store_float(vm, "x", tux->get_tile_pos().x);
00974 store_float(vm, "y", tux->get_tile_pos().y);
00975 store_string(vm, "back", direction_to_string(tux->back_direction));
00976
00977 sq_createslot(vm, -3);
00978
00979
00980 sq_pushstring(vm, "levels", -1);
00981 sq_newtable(vm);
00982
00983 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
00984 LevelTile* level = *i;
00985
00986 sq_pushstring(vm, level->get_name().c_str(), -1);
00987 sq_newtable(vm);
00988
00989 store_bool(vm, "solved", level->solved);
00990 level->statistics.serialize_to_squirrel(vm);
00991
00992 sq_createslot(vm, -3);
00993 }
00994
00995 sq_createslot(vm, -3);
00996
00997
00998 total_stats.serialize_to_squirrel(vm);
00999
01000
01001 sq_createslot(vm, -3);
01002 } catch(std::exception& ) {
01003 sq_settop(vm, oldtop);
01004 }
01005
01006 sq_settop(vm, oldtop);
01007
01008 if(World::current() != NULL)
01009 World::current()->save_state();
01010 }
01011
01012 void
01013 WorldMap::load_state()
01014 {
01015 using namespace scripting;
01016
01017 HSQUIRRELVM vm = global_vm;
01018 int oldtop = sq_gettop(vm);
01019
01020 try {
01021
01022 sq_pushroottable(vm);
01023 sq_pushstring(vm, "state", -1);
01024 if(SQ_FAILED(sq_get(vm, -2)))
01025 throw scripting::SquirrelError(vm, "Couldn't get state table");
01026
01027
01028 sq_pushstring(vm, "worlds", -1);
01029 if(SQ_FAILED(sq_get(vm, -2)))
01030 throw scripting::SquirrelError(vm, "Couldn't get state.worlds");
01031
01032
01033 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
01034 if(SQ_FAILED(sq_get(vm, -2)))
01035 throw scripting::SquirrelError(vm, "Couldn't get state.worlds.mapfilename");
01036
01037
01038 sq_pushstring(vm, "tux", -1);
01039 if(SQ_FAILED(sq_get(vm, -2)))
01040 throw scripting::SquirrelError(vm, "Couldn't get tux");
01041
01042 Vector p;
01043 p.x = read_float(vm, "x");
01044 p.y = read_float(vm, "y");
01045 std::string back_str = read_string(vm, "back");
01046 tux->back_direction = string_to_direction(back_str);
01047 tux->set_tile_pos(p);
01048
01049 sq_pop(vm, 1);
01050
01051
01052 sq_pushstring(vm, "levels", -1);
01053 if(SQ_FAILED(sq_get(vm, -2)))
01054 throw scripting::SquirrelError(vm, "Couldn't get levels");
01055
01056 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
01057 LevelTile* level = *i;
01058 sq_pushstring(vm, level->get_name().c_str(), -1);
01059 if(SQ_SUCCEEDED(sq_get(vm, -2))) {
01060 level->solved = read_bool(vm, "solved");
01061 level->sprite->set_action(level->solved ? "solved" : "default");
01062 level->statistics.unserialize_from_squirrel(vm);
01063 sq_pop(vm, 1);
01064 }
01065 }
01066
01067
01068 sq_pop(vm, 1);
01069
01070
01071 total_stats.unserialize_from_squirrel(vm);
01072
01073 } catch(std::exception& e) {
01074 log_debug << "Not loading worldmap state: " << e.what() << std::endl;
01075 }
01076 sq_settop(vm, oldtop);
01077
01078 in_level = false;
01079 }
01080
01081 size_t
01082 WorldMap::level_count()
01083 {
01084 return levels.size();
01085 }
01086
01087 size_t
01088 WorldMap::solved_level_count()
01089 {
01090 size_t count = 0;
01091 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
01092 LevelTile* level = *i;
01093
01094 if(level->solved)
01095 count++;
01096 }
01097
01098 return count;
01099 }
01100
01101 HSQUIRRELVM
01102 WorldMap::run_script(std::istream& in, const std::string& sourcename)
01103 {
01104 using namespace scripting;
01105
01106
01107 for(ScriptList::iterator i = scripts.begin();
01108 i != scripts.end(); ) {
01109 HSQOBJECT& object = *i;
01110 HSQUIRRELVM vm = object_to_vm(object);
01111
01112 if(sq_getvmstate(vm) != SQ_VMSTATE_SUSPENDED) {
01113 sq_release(global_vm, &object);
01114 i = scripts.erase(i);
01115 continue;
01116 }
01117
01118 ++i;
01119 }
01120
01121 HSQOBJECT object = create_thread(global_vm);
01122 scripts.push_back(object);
01123
01124 HSQUIRRELVM vm = object_to_vm(object);
01125
01126
01127 sq_pushobject(vm, worldmap_table);
01128 sq_setroottable(vm);
01129
01130 compile_and_run(vm, in, sourcename);
01131
01132 return vm;
01133 }
01134
01135 float
01136 WorldMap::get_width() const
01137 {
01138 float width = 0;
01139 for(std::list<TileMap*>::const_iterator i = solid_tilemaps.begin(); i != solid_tilemaps.end(); i++) {
01140 TileMap* solids = *i;
01141 if (solids->get_width() > width) width = solids->get_width();
01142 }
01143 return width;
01144 }
01145
01146 float
01147 WorldMap::get_height() const
01148 {
01149 float height = 0;
01150 for(std::list<TileMap*>::const_iterator i = solid_tilemaps.begin(); i != solid_tilemaps.end(); i++) {
01151 TileMap* solids = *i;
01152 if (solids->get_height() > height) height = solids->get_height();
01153 }
01154 return height;
01155 }
01156
01157 }
01158
01159