+// $Id$
//
-// C Implementation: world
+// SuperTux
+// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
//
-// Description:
+// 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; 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
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
//
-// Author: Tobias Glaesser <tobi.web@gmx.de>, (C) 2004
-//
-// Copyright: See COPYING file that comes with this distribution
-//
-//
-
-#include <stdlib.h>
-#include <string.h>
-#include "globals.h"
-#include "scene.h"
-#include "screen.h"
-#include "defines.h"
-#include "world.h"
-
-texture_type img_distro[4];
-
-void bouncy_distro_init(bouncy_distro_type* pbouncy_distro, float x, float y)
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+// 02111-1307, USA.
+#include <config.h>
+
+#include <stddef.h>
+#include <physfs.h>
+#include <stdexcept>
+
+#include "world.hpp"
+#include "file_system.hpp"
+#include "lisp/parser.hpp"
+#include "lisp/lisp.hpp"
+#include "physfs/physfs_stream.hpp"
+#include "scripting/squirrel_util.hpp"
+#include "scripting/serialize.hpp"
+#include "log.hpp"
+#include "worldmap/worldmap.hpp"
+#include "mainloop.hpp"
+
+static bool has_suffix(const std::string& data, const std::string& suffix)
{
- pbouncy_distro->base.x = x;
- pbouncy_distro->base.y = y;
- pbouncy_distro->base.ym = -2;
+ if (data.length() >= suffix.length())
+ return data.compare(data.length() - suffix.length(), suffix.length(), suffix) == 0;
+ else
+ return false;
}
-void bouncy_distro_action(bouncy_distro_type* pbouncy_distro)
-{
- pbouncy_distro->base.y = pbouncy_distro->base.y + pbouncy_distro->base.ym * frame_ratio;
-
- pbouncy_distro->base.ym += 0.1 * frame_ratio;
-
- if (pbouncy_distro->base.ym >= 0)
- bouncy_distros.erase(static_cast<std::vector<bouncy_distro_type>::iterator>(pbouncy_distro));
-}
+World* World::current_ = NULL;
-void bouncy_distro_draw(bouncy_distro_type* pbouncy_distro)
+World::World()
{
- texture_draw(&img_distro[0],
- pbouncy_distro->base.x - scroll_x,
- pbouncy_distro->base.y,
- NO_UPDATE);
+ is_levelset = true;
+ hide_from_contribs = false;
+ sq_resetobject(&world_thread);
}
-void broken_brick_init(broken_brick_type* pbroken_brick, float x, float y, float xm, float ym)
+World::~World()
{
- pbroken_brick->base.x = x;
- pbroken_brick->base.y = y;
- pbroken_brick->base.xm = xm;
- pbroken_brick->base.ym = ym;
- timer_init(&pbroken_brick->timer,YES);
- timer_start(&pbroken_brick->timer,200);
+ sq_release(Scripting::global_vm, &world_thread);
+ if(current_ == this)
+ current_ = NULL;
}
-void broken_brick_action(broken_brick_type* pbroken_brick)
+void
+World::set_savegame_filename(const std::string& filename)
{
- pbroken_brick->base.x = pbroken_brick->base.x + pbroken_brick->base.xm * frame_ratio;
- pbroken_brick->base.y = pbroken_brick->base.y + pbroken_brick->base.ym * frame_ratio;
-
- if (!timer_check(&pbroken_brick->timer))
- broken_bricks.erase(static_cast<std::vector<broken_brick_type>::iterator>(pbroken_brick));
+ this->savegame_filename = filename;
+ // make sure the savegame directory exists
+ std::string dirname = FileSystem::dirname(filename);
+ if(!PHYSFS_exists(dirname.c_str())) {
+ if(PHYSFS_mkdir(dirname.c_str())) {
+ std::ostringstream msg;
+ msg << "Couldn't create directory for savegames '"
+ << dirname << "': " <<PHYSFS_getLastError();
+ throw std::runtime_error(msg.str());
+ }
+ }
+
+ if(!PHYSFS_isDirectory(dirname.c_str())) {
+ std::ostringstream msg;
+ msg << "Savegame path '" << dirname << "' is not a directory";
+ throw std::runtime_error(msg.str());
+ }
}
-void broken_brick_draw(broken_brick_type* pbroken_brick)
+void
+World::load(const std::string& filename)
{
-SDL_Rect src, dest;
- src.x = rand() % 16;
- src.y = rand() % 16;
- src.w = 16;
- src.h = 16;
-
- dest.x = (int)(pbroken_brick->base.x - scroll_x);
- dest.y = (int)pbroken_brick->base.y;
- dest.w = 16;
- dest.h = 16;
-
- texture_draw_part(&img_brick[0],src.x,src.y,dest.x,dest.y,dest.w,dest.h,NO_UPDATE);
+ basedir = FileSystem::dirname(filename);
+
+ lisp::Parser parser;
+ std::auto_ptr<lisp::Lisp> root (parser.parse(filename));
+
+ const lisp::Lisp* info = root->get_lisp("supertux-world");
+ if(info == NULL)
+ info = root->get_lisp("supertux-level-subset");
+ if(info == NULL)
+ throw std::runtime_error("File is not a world or levelsubset file");
+
+ hide_from_contribs = false;
+ is_levelset = true;
+
+ info->get("title", title);
+ info->get("description", description);
+ info->get("levelset", is_levelset);
+ info->get_vector("levels", levels);
+ info->get("hide-from-contribs", hide_from_contribs);
+
+ // Level info file doesn't define any levels, so read the
+ // directory to see what we can find
+
+ std::string path = basedir;
+ char** files = PHYSFS_enumerateFiles(path.c_str());
+ if(!files) {
+ log_warning << "Couldn't read subset dir '" << path << "'" << std::endl;
+ return;
+ }
+
+ for(const char* const* filename = files; *filename != 0; ++filename) {
+ if(has_suffix(*filename, ".stl")) {
+ levels.push_back(path + *filename);
+ }
+ }
+ PHYSFS_freeList(files);
}
-void bouncy_brick_init(bouncy_brick_type* pbouncy_brick, float x, float y)
+void
+World::run()
{
- pbouncy_brick->base.x = x;
- pbouncy_brick->base.y = y;
- pbouncy_brick->offset = 0;
- pbouncy_brick->offset_m = -BOUNCY_BRICK_SPEED;
- pbouncy_brick->shape = shape(x, y);
+ using namespace Scripting;
+
+ current_ = this;
+
+ // create new squirrel table for persisten game state
+ HSQUIRRELVM vm = Scripting::global_vm;
+
+ sq_pushroottable(vm);
+ sq_pushstring(vm, "state", -1);
+ sq_newtable(vm);
+ if(SQ_FAILED(sq_createslot(vm, -3)))
+ throw Scripting::SquirrelError(vm, "Couldn't create state table");
+ sq_pop(vm, 1);
+
+ load_state();
+
+ std::string filename = basedir + "/world.nut";
+ try {
+ IFileStream in(filename);
+
+ sq_release(global_vm, &world_thread);
+ world_thread = create_thread(global_vm);
+ compile_and_run(object_to_vm(world_thread), in, filename);
+ } catch(std::exception& ) {
+ // fallback: try to load worldmap worldmap.stwm
+ using namespace WorldMapNS;
+ main_loop->push_screen(new WorldMap(basedir + "worldmap.stwm"));
+ }
}
-void bouncy_brick_action(bouncy_brick_type* pbouncy_brick)
+void
+World::save_state()
{
-
- pbouncy_brick->offset = (pbouncy_brick->offset +
- pbouncy_brick->offset_m * frame_ratio);
-
- /* Go back down? */
-
- if (pbouncy_brick->offset < -BOUNCY_BRICK_MAX_OFFSET)
- pbouncy_brick->offset_m = BOUNCY_BRICK_SPEED;
-
-
- /* Stop bouncing? */
-
- if (pbouncy_brick->offset >= 0)
- bouncy_bricks.erase(static_cast<std::vector<bouncy_brick_type>::iterator>(pbouncy_brick));
+ using namespace Scripting;
+
+ lisp::Writer writer(savegame_filename);
+
+ writer.start_list("supertux-savegame");
+ writer.write_int("version", 1);
+
+ using namespace WorldMapNS;
+ if(WorldMap::current() != NULL) {
+ std::ostringstream title;
+ title << WorldMap::current()->get_title();
+ title << " (" << WorldMap::current()->solved_level_count()
+ << "/" << WorldMap::current()->level_count() << ")";
+ writer.write_string("title", title.str());
+ }
+
+ writer.start_list("tux");
+ player_status->write(writer);
+ writer.end_list("tux");
+
+ writer.start_list("state");
+
+ sq_pushroottable(global_vm);
+ sq_pushstring(global_vm, "state", -1);
+ if(SQ_SUCCEEDED(sq_get(global_vm, -2))) {
+ Scripting::save_squirrel_table(global_vm, -1, writer);
+ sq_pop(global_vm, 1);
+ }
+ sq_pop(global_vm, 1);
+ writer.end_list("state");
+
+ writer.end_list("supertux-savegame");
}
-void bouncy_brick_draw(bouncy_brick_type* pbouncy_brick)
+void
+World::load_state()
{
- int s;
- SDL_Rect dest;
-
- if (pbouncy_brick->base.x >= scroll_x - 32 &&
- pbouncy_brick->base.x <= scroll_x + screen->w)
- {
- dest.x = (int)(pbouncy_brick->base.x - scroll_x);
- dest.y = (int)pbouncy_brick->base.y;
- dest.w = 32;
- dest.h = 32;
-
- if(current_level.bkgd_image[0] == '\0')
- {
- fillrect(pbouncy_brick->base.x - scroll_x,pbouncy_brick->base.y,32,32,current_level.bkgd_red,current_level.bkgd_green,
- current_level.bkgd_blue,0);
- }
- else
- {
- s = (int)scroll_x / 30;
- texture_draw_part(&img_bkgd,dest.x + s,dest.y,dest.x,dest.y,dest.w,dest.h,NO_UPDATE);
- }
-
- drawshape(pbouncy_brick->base.x - scroll_x,
- pbouncy_brick->base.y + pbouncy_brick->offset,
- pbouncy_brick->shape);
- }
+ using namespace Scripting;
+
+ try {
+ lisp::Parser parser;
+ std::auto_ptr<lisp::Lisp> root (parser.parse(savegame_filename));
+
+ const lisp::Lisp* lisp = root->get_lisp("supertux-savegame");
+ if(lisp == NULL)
+ throw std::runtime_error("file is not a supertux-savegame file");
+
+ int version = 1;
+ lisp->get("version", version);
+ if(version != 1)
+ throw std::runtime_error("incompatible savegame version");
+
+ const lisp::Lisp* tux = lisp->get_lisp("tux");
+ if(tux == NULL)
+ throw std::runtime_error("No tux section in savegame");
+ player_status->read(*tux);
+
+ const lisp::Lisp* state = lisp->get_lisp("state");
+ if(state == NULL)
+ throw std::runtime_error("No state section in savegame");
+
+ sq_pushroottable(global_vm);
+ sq_pushstring(global_vm, "state", -1);
+ if(SQ_FAILED(sq_deleteslot(global_vm, -2, SQFalse)))
+ sq_pop(global_vm, 1);
+
+ sq_pushstring(global_vm, "state", -1);
+ sq_newtable(global_vm);
+ load_squirrel_table(global_vm, -1, state);
+ if(SQ_FAILED(sq_createslot(global_vm, -3)))
+ throw std::runtime_error("Couldn't create state table");
+ sq_pop(global_vm, 1);
+ } catch(std::exception& e) {
+ log_debug << "Couldn't load savegame: " << e.what() << std::endl;
+ }
}
-void floating_score_init(floating_score_type* pfloating_score, float x, float y, int s)
+const std::string&
+World::get_level_filename(unsigned int i) const
{
- pfloating_score->base.x = x;
- pfloating_score->base.y = y - 16;
- timer_init(&pfloating_score->timer,YES);
- timer_start(&pfloating_score->timer,1000);
- pfloating_score->value = s;
+ return levels[i];
}
-void floating_score_action(floating_score_type* pfloating_score)
+unsigned int
+World::get_num_levels() const
{
- pfloating_score->base.y = pfloating_score->base.y - 2 * frame_ratio;
-
- if(!timer_check(&pfloating_score->timer))
- floating_scores.erase(static_cast<std::vector<floating_score_type>::iterator>(pfloating_score));
+ return levels.size();
}
-void floating_score_draw(floating_score_type* pfloating_score)
+const std::string&
+World::get_basedir() const
{
- char str[10];
- sprintf(str, "%d", pfloating_score->value);
- text_draw(&gold_text, str, (int)pfloating_score->base.x + 16 - strlen(str) * 8, (int)pfloating_score->base.y, 1, NO_UPDATE);
+ return basedir;
}
-