+// $Id$
//
-// C Implementation: level
+// SuperTux
+// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
//
-// Description:
-//
-//
-// Author: Tobias Glaesser <tobi.web@gmx.de>, (C) 2003
-//
-// Copyright: See COPYING file that comes with this distribution
+// 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.
//
+// 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 <map>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
-#include "globals.h"
-#include "setup.h"
-#include "screen.h"
-#include "level.h"
-#include "physic.h"
-#include "scene.h"
-
-texture_type img_bkgd, img_bkgd_tile[2][4], img_solid[4], img_brick[2];
-
-void subset_init(st_subset* st_subset)
+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include <memory>
+#include <stdexcept>
+
+#include "log.hpp"
+#include "lisp/parser.hpp"
+#include "lisp/lisp.hpp"
+#include "lisp/list_iterator.hpp"
+#include "lisp/writer.hpp"
+#include "level.hpp"
+#include "physic.hpp"
+#include "sector.hpp"
+#include "tile.hpp"
+#include "resources.hpp"
+#include "file_system.hpp"
+#include "object/gameobjs.hpp"
+#include "object/camera.hpp"
+#include "object/tilemap.hpp"
+#include "object/coin.hpp"
+#include "object/block.hpp"
+
+using namespace std;
+
+Level::Level()
+ : name("noname"), author("Mr. X")
{
- st_subset->title = NULL;
- st_subset->description = NULL;
- st_subset->name = NULL;
- st_subset->levels = 0;
}
-void subset_load(st_subset* st_subset, char *subset)
+void
+Level::load(const std::string& filepath)
{
- FILE* fi;
- char filename[1024];
- char str[1024];
- int len,i;
-
- st_subset->name = (char*) malloc(sizeof(char)*(strlen(subset)+1));
- strcpy(st_subset->name,subset);
-
- snprintf(filename, 1024, "%s/levels/%s/info", st_dir, subset);
- if(!faccessible(filename))
- snprintf(filename, 1024, "%s/levels/%s/info", DATA_PREFIX, subset);
- if(faccessible(filename))
- {
- fi = fopen(filename, "r");
- if (fi == NULL)
- {
- perror(filename);
- }
-
- /* Load title info: */
- fgets(str, 40, fi);
- st_subset->title = (char*) malloc(sizeof(char)*(strlen(str)+1));
- strcpy(st_subset->title, str);
-
- /* Load the description: */
-
- str[0] = '\0';
- st_subset->description = NULL;
- len = 0;
- while(fgets(str, 300, fi) != NULL)
- {
- len += strlen(str);
- if(st_subset->description == NULL)
- st_subset->description = (char*) calloc(len+1,sizeof(char));
- else
- st_subset->description = (char*) realloc(st_subset->description, sizeof(char) * (len+1));
- strcat(st_subset->description,str);
- }
- fclose(fi);
-
- snprintf(str, 1024, "%s.png", filename);
- if(faccessible(str))
- {
- texture_load(&st_subset->image,str,IGNORE_ALPHA);
- }
- else
- {
- snprintf(filename, 1024, "%s/images/status/level-subset-info.png", DATA_PREFIX);
- texture_load(&st_subset->image,filename,IGNORE_ALPHA);
- }
+ try {
+ lisp::Parser parser;
+ const lisp::Lisp* root = parser.parse(filepath);
+
+ const lisp::Lisp* level = root->get_lisp("supertux-level");
+ if(!level)
+ throw std::runtime_error("file is not a supertux-level file.");
+
+ int version = 1;
+ level->get("version", version);
+ if(version == 1) {
+ load_old_format(*level);
+ return;
}
- for(i=1; i != -1; ++i)
- {
- /* Get the number of levels in this subset */
- snprintf(filename, 1024, "%s/levels/%s/level%d.dat", st_dir, subset,i);
- if(!faccessible(filename))
- {
- snprintf(filename, 1024, "%s/levels/%s/level%d.dat", DATA_PREFIX, subset,i);
- if(!faccessible(filename))
- break;
- }
- }
- st_subset->levels = --i;
-}
-
-void subset_save(st_subset* st_subset)
-{
- FILE* fi;
- char filename[1024];
-
- /* Save data file: */
- sprintf(filename, "/levels/%s/", st_subset->name);
+ contact = "";
+ license = "";
- fcreatedir(filename);
- snprintf(filename, 1024, "%s/levels/%s/info", st_dir, st_subset->name);
- if(!fwriteable(filename))
- snprintf(filename, 1024, "%s/levels/%s/info", DATA_PREFIX, st_subset->name);
- if(fwriteable(filename))
- {
- fi = fopen(filename, "w");
- if (fi == NULL)
- {
- perror(filename);
+ lisp::ListIterator iter(level);
+ while(iter.next()) {
+ const std::string& token = iter.item();
+ if(token == "version") {
+ iter.value()->get(version);
+ if(version > 2) {
+ log_warning << "level format newer than application" << std::endl;
}
-
- /* Save title info: */
- fputs(st_subset->title, fi);
- fputs("\n", fi);
-
- /* Save the description: */
-
- fputs(st_subset->description, fi);
- fputs("\n", fi);
- fclose(fi);
-
+ } else if(token == "name") {
+ iter.value()->get(name);
+ } else if(token == "author") {
+ iter.value()->get(author);
+ } else if(token == "contact") {
+ iter.value()->get(contact);
+ } else if(token == "license") {
+ iter.value()->get(license);
+ } else if(token == "on-menukey-script") {
+ iter.value()->get(on_menukey_script);
+ } else if(token == "sector") {
+ Sector* sector = new Sector(this);
+ sector->parse(*(iter.lisp()));
+ add_sector(sector);
+ } else {
+ log_warning << "Unknown token '" << token << "' in level file" << std::endl;
+ }
}
-}
-void subset_free(st_subset* st_subset)
-{
- free(st_subset->title);
- free(st_subset->description);
- free(st_subset->name);
- texture_free(&st_subset->image);
- st_subset->levels = 0;
-}
-
-/* Load data for this level: */
-/* Returns -1, if the loading of the level failed. */
-int level_load(st_level* plevel, char *subset, int level)
-{
- char filename[1024];
+ if (license == "") log_warning << "The level author did not specify a license for this level. You might not be allowed to share it." << std::endl;
- /* Load data file: */
-
- snprintf(filename, 1024, "%s/levels/%s/level%d.dat", st_dir, subset, level);
- if(!faccessible(filename))
- snprintf(filename, 1024, "%s/levels/%s/level%d.dat", DATA_PREFIX, subset, level);
-
- return level_load(plevel, filename);
+ } catch(std::exception& e) {
+ std::stringstream msg;
+ msg << "Problem when reading level '" << filepath << "': " << e.what();
+ throw std::runtime_error(msg.str());
+ }
}
-int level_load(st_level* plevel, const char* filename)
+void
+Level::load_old_format(const lisp::Lisp& reader)
{
- char str[80];
- int x, y;
- char * line;
- FILE * fi;
- fi = fopen(filename, "r");
- if (fi == NULL)
- {
- perror(filename);
- return -1;
- }
-
- /* Load header info: */
-
-
- /* (Level title) */
- fgets(str, 20, fi);
- strcpy(plevel->name, str);
- plevel->name[strlen(plevel->name)-1] = '\0';
-
- /* (Level theme) */
- fgets(str, 20, fi);
- strcpy(plevel->theme, str);
- plevel->theme[strlen(plevel->theme)-1] = '\0';
-
-
-
- /* (Time to beat level) */
- fgets(str, 10, fi);
- plevel->time_left = atoi(str);
-
- /* (Song file for this level) */
- fgets(str, sizeof(plevel->song_title), fi);
- strcpy(plevel->song_title, str);
- plevel->song_title[strlen(plevel->song_title)-1] = '\0';
-
- /* (Level background image) */
- fgets(str, sizeof(plevel->bkgd_image), fi);
- strcpy(plevel->bkgd_image, str);
- plevel->bkgd_image[strlen(plevel->bkgd_image)-1] = '\0';
-
- /* (Level background color) */
- fgets(str, 10, fi);
- plevel->bkgd_red = atoi(str);
- fgets(str, 10, fi);
- plevel->bkgd_green= atoi(str);
- fgets(str, 10, fi);
- plevel->bkgd_blue = atoi(str);
-
- /* (Level width) */
- fgets(str, 10, fi);
- plevel->width = atoi(str);
-
- /* (Level gravity) */
- fgets(str, 10, fi);
- plevel->gravity = atof(str);
+ reader.get("name", name);
+ reader.get("author", author);
- /* Set the global gravity to the latest loaded level's gravity */
- gravity = plevel->gravity;
-
- /* Allocate some space for the line-reading! */
-
- line = (char *) malloc(sizeof(char) * (plevel->width + 5));
- if (line == NULL)
- {
- fprintf(stderr, "Couldn't allocate space to load level data!");
- fclose(fi);
- return -1;
- }
-
-
- /* Load the level lines: */
-
- for (y = 0; y < 15; y++)
- {
- if(fgets(line, plevel->width + 5, fi) == NULL)
- {
- fprintf(stderr, "Level %s isn't complete!\n",plevel->name);
- free(line);
- fclose(fi);
- return -1;
- }
- line[strlen(line) - 1] = '\0';
- plevel->tiles[y] = (unsigned char*) strdup(line);
- }
-
- /* Mark the end position of this level! - Is a bit wrong here thought */
-
- for (y = 0; y < 15; ++y)
- {
- for (x = 0; x < plevel->width; ++x)
- {
- if(plevel->tiles[y][x] == '|')
- {
- if(x*32 > endpos)
- endpos = x*32;
- }
- }
- }
-
- free(line);
- fclose(fi);
- return 0;
+ Sector* sector = new Sector(this);
+ sector->parse_old_format(reader);
+ add_sector(sector);
}
-/* Save data for level: */
-
-void level_save(st_level* plevel, char * subset, int level)
+void
+Level::save(const std::string& filename)
{
- FILE * fi;
- char filename[1024];
- int y;
- char str[80];
+ lisp::Writer* writer = new lisp::Writer(filename);
- /* Save data file: */
- sprintf(str, "/levels/%s/", subset);
- fcreatedir(str);
- snprintf(filename, 1024, "%s/levels/%s/level%d.dat", st_dir, subset, level);
- if(!fwriteable(filename))
- snprintf(filename, 1024, "%s/levels/%s/level%d.dat", DATA_PREFIX, subset, level);
+ writer->write_comment("Level made using SuperTux's built-in Level Editor");
- fi = fopen(filename, "w");
- if (fi == NULL)
- {
- perror(filename);
- st_shutdown();
- exit(-1);
- }
+ writer->start_list("supertux-level");
- fputs(plevel->name, fi);
- fputs("\n", fi);
- fputs(plevel->theme, fi);
- fputs("\n", fi);
- sprintf(str, "%d\n", plevel->time_left); /* time */
- fputs(str, fi);
- fputs(plevel->song_title, fi); /* song filename */
- fputs("\n",fi);
- fputs(plevel->bkgd_image, fi); /* background image */
- sprintf(str, "\n%d\n", plevel->bkgd_red); /* red background color */
- fputs(str, fi);
- sprintf(str, "%d\n", plevel->bkgd_green); /* green background color */
- fputs(str, fi);
- sprintf(str, "%d\n", plevel->bkgd_blue); /* blue background color */
- fputs(str, fi);
- sprintf(str, "%d\n", plevel->width); /* level width */
- fputs(str, fi);
- sprintf(str, "%2.1f\n", plevel->gravity); /* level gravity */
- fputs(str, fi);
+ int version = 2;
+ writer->write_int("version", version);
- for(y = 0; y < 15; ++y)
- {
- fputs((const char*)plevel->tiles[y], fi);
- fputs("\n", fi);
- }
+ writer->write_string("name", name, true);
+ writer->write_string("author", author);
+ if(on_menukey_script != "")
+ writer->write_string("on-menukey-script", on_menukey_script);
- fclose(fi);
-}
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i) {
+ Sector* sector = *i;
+ writer->start_list("sector");
+ sector->write(*writer);
+ writer->end_list("sector");
+ }
+ writer->end_list("supertux-level");
-/* Unload data for this level: */
+ delete writer;
+}
-void level_free(st_level* plevel)
+Level::~Level()
{
- int i;
- for(i=0; i < 15; ++i)
- free(plevel->tiles[i]);
-
- plevel->name[0] = '\0';
- plevel->theme[0] = '\0';
- plevel->song_title[0] = '\0';
- plevel->bkgd_image[0] = '\0';
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i)
+ delete *i;
}
-/* Load graphics: */
-
-void level_load_gfx(st_level *plevel)
+void
+Level::add_sector(Sector* sector)
{
- level_load_image(&img_brick[0],plevel->theme,"brick0.png", IGNORE_ALPHA);
- level_load_image(&img_brick[1],plevel->theme,"brick1.png", IGNORE_ALPHA);
-
- level_load_image(&img_solid[0],plevel->theme,"solid0.png", USE_ALPHA);
- level_load_image(&img_solid[1],plevel->theme,"solid1.png", USE_ALPHA);
- level_load_image(&img_solid[2],plevel->theme,"solid2.png", USE_ALPHA);
- level_load_image(&img_solid[3],plevel->theme,"solid3.png", USE_ALPHA);
-
- level_load_image(&img_bkgd_tile[0][0],plevel->theme,"bkgd-00.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[0][1],plevel->theme,"bkgd-01.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[0][2],plevel->theme,"bkgd-02.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[0][3],plevel->theme,"bkgd-03.png", USE_ALPHA);
-
- level_load_image(&img_bkgd_tile[1][0],plevel->theme,"bkgd-10.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[1][1],plevel->theme,"bkgd-11.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[1][2],plevel->theme,"bkgd-12.png", USE_ALPHA);
- level_load_image(&img_bkgd_tile[1][3],plevel->theme,"bkgd-13.png", USE_ALPHA);
-
- if(strcmp(plevel->bkgd_image,"") != 0)
- {
- char fname[1024];
- snprintf(fname, 1024, "%s/background/%s", st_dir, plevel->bkgd_image);
- if(!faccessible(fname))
- snprintf(fname, 1024, "%s/images/background/%s", DATA_PREFIX, plevel->bkgd_image);
- texture_load(&img_bkgd, fname, IGNORE_ALPHA);
- }
- else
- {
- /* Quick hack to make sure an image is loaded, when we are freeing it afterwards. */#
- level_load_image(&img_bkgd, plevel->theme,"solid0.png", IGNORE_ALPHA);
- }
+ Sector* test = get_sector(sector->get_name());
+ if(test != 0) {
+ throw std::runtime_error("Trying to add 2 sectors with same name");
+ }
+ sectors.push_back(sector);
}
-/* Free graphics data for this level: */
-
-void level_free_gfx(void)
+Sector*
+Level::get_sector(const std::string& name)
{
- int i;
-
- for (i = 0; i < 2; i++)
- {
- texture_free(&img_brick[i]);
- }
- for (i = 0; i < 4; i++)
- {
- texture_free(&img_solid[i]);
- texture_free(&img_bkgd_tile[0][i]);
- texture_free(&img_bkgd_tile[1][i]);
- }
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i) {
+ Sector* sector = *i;
+ if(sector->get_name() == name)
+ return sector;
+ }
- texture_free(&img_bkgd);
+ return 0;
}
-/* Load a level-specific graphic... */
-
-void level_load_image(texture_type* ptexture, char* theme, char * file, int use_alpha)
+size_t
+Level::get_sector_count()
{
- char fname[1024];
-
- snprintf(fname, 1024, "%s/themes/%s/%s", st_dir, theme, file);
- if(!faccessible(fname))
- snprintf(fname, 1024, "%s/images/themes/%s/%s", DATA_PREFIX, theme, file);
-
- texture_load(ptexture, fname, use_alpha);
+ return sectors.size();
}
-/* Edit a piece of the map! */
-
-void level_change(st_level* plevel, float x, float y, unsigned char c)
+Sector*
+Level::get_sector(size_t num)
{
- int xx, yy;
-
- yy = ((int)y / 32);
- xx = ((int)x / 32);
-
- if (yy >= 0 && yy < 15 && xx >= 0 && xx <= plevel->width)
- plevel->tiles[yy][xx] = c;
+ return sectors.at(num);
}
-/* Free music data for this level: */
-
-void level_free_song(void)
+int
+Level::get_total_coins()
{
- free_music(level_song);
- free_music(level_song_fast);
+ int total_coins = 0;
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i) {
+ Sector* sector = *i;
+ for(Sector::GameObjects::iterator o = sector->gameobjects.begin();
+ o != sector->gameobjects.end(); ++o) {
+ Coin* coin = dynamic_cast<Coin*> (*o);
+ if(coin)
+ {
+ total_coins++;
+ continue;
+ }
+ BonusBlock *block = dynamic_cast<BonusBlock*> (*o);
+ if(block)
+ {
+ if (block->contents == BonusBlock::CONTENT_COIN)
+ {
+ total_coins++;
+ continue;
+ }
+#if 0
+ // FIXME: do we want this? q.v. src/object/oneup.cpp
+ else if (block->contents == BonusBlock::CONTENT_1UP)
+ {
+ total_coins += 100;
+ continue;
+ }
+#endif
+ }
+ }
+ }
+ return total_coins;
}
-/* Load music: */
-
-void level_load_song(st_level* plevel)
+int
+Level::get_total_badguys()
{
-
- char * song_path;
- char * song_subtitle;
-
- song_path = (char *) malloc(sizeof(char) * (strlen(DATA_PREFIX) +
- strlen(plevel->song_title) + 8));
- sprintf(song_path, "%s/music/%s", DATA_PREFIX, plevel->song_title);
- level_song = load_song(song_path);
- free(song_path);
-
-
- song_path = (char *) malloc(sizeof(char) * (strlen(DATA_PREFIX) +
- strlen(plevel->song_title) + 8 + 5));
- song_subtitle = strdup(plevel->song_title);
- strcpy(strstr(song_subtitle, "."), "\0");
- sprintf(song_path, "%s/music/%s-fast%s", DATA_PREFIX, song_subtitle, strstr(plevel->song_title, "."));
- level_song_fast = load_song(song_path);
- free(song_subtitle);
- free(song_path);
+ int total_badguys = 0;
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i)
+ total_badguys += (*i)->get_total_badguys();
+ return total_badguys;
}