+// $Id$
+//
+// SuperTux
+// Copyright (C) 2004 SuperTux Development Team, see AUTHORS for details
//
-// C Implementation: level
+// 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.
//
-// Description:
-//
-//
-// Author: Tobias Glaesser <tobi.web@gmx.de>, (C) 2003
-//
-// Copyright: See COPYING file that comes with this distribution
-//
-//
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include "globals.h"
-#include "setup.h"
-#include "screen.h"
+// 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 <map>
+#include <cstdlib>
+#include <cstdio>
+#include <cstring>
+#include <iostream>
+#include <fstream>
+#include <stdexcept>
+
+#include "app/globals.h"
+#include "app/setup.h"
+#include "camera.h"
+#include "video/screen.h"
#include "level.h"
-#include "physic.h"
+#include "math/physic.h"
#include "scene.h"
-#include "lispreader.h"
+#include "sector.h"
+#include "tile.h"
+#include "utils/lispreader.h"
+#include "resources.h"
+#include "gameobjs.h"
+#include "utils/lispwriter.h"
-texture_type img_bkgd, img_bkgd_tile[2][4], img_solid[4], img_brick[2];
+using namespace std;
-void subset_init(st_subset* st_subset)
-{
- st_subset->title = NULL;
- st_subset->description = NULL;
- st_subset->name = NULL;
- st_subset->levels = 0;
-}
-
-void subset_parse (st_subset* st_subset, lisp_object_t* cursor)
-{
- while(!lisp_nil_p(cursor))
- {
- lisp_object_t* cur = lisp_car(cursor);
- char *s;
-
- if (!lisp_cons_p(cur) || !lisp_symbol_p (lisp_car(cur)))
- {
- printf("Not good");
- }
- else
- {
- if (strcmp(lisp_symbol(lisp_car(cur)), "title") == 0)
- {
- if(( s = lisp_string(lisp_car(lisp_cdr(cur)))) != NULL)
- {
- st_subset->title = (char*) malloc(sizeof(char)*(strlen(s)+1));
- strcpy(st_subset->title,s);
- }
- }
- else if (strcmp(lisp_symbol(lisp_car(cur)), "description") == 0)
- {
- if(( s = lisp_string(lisp_car(lisp_cdr(cur)))) != NULL)
- {
- st_subset->description = (char*) malloc(sizeof(char)*(strlen(s)+1));
- strcpy(st_subset->description,s);
- }
- }
- }
- cursor = lisp_cdr (cursor);
- }
-}
+Level::Level()
+ : name("noname"), author("mr. x"), time_left(500)
-void subset_load(st_subset* st_subset, char *subset)
{
- FILE* fi;
- char filename[1024];
- char str[1024];
- int len,i;
- lisp_object_t* root_obj = 0;
-
- 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);
- }
- lisp_stream_t stream;
- lisp_stream_init_file (&stream, fi);
- root_obj = lisp_read (&stream);
-
- if (root_obj->type == LISP_TYPE_EOF || root_obj->type == LISP_TYPE_PARSE_ERROR)
- {
- printf("World: Parse Error in file %s", filename);
- }
-
- lisp_object_t* cur = lisp_car(root_obj);
-
- if (!lisp_symbol_p (cur))
- {
- printf("World: Read error in %s",filename);
- }
-
- if (strcmp(lisp_symbol(cur), "level-subset") == 0)
- {
- subset_parse(st_subset,lisp_cdr(root_obj));
-
- }
-
- 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);
- }
- }
-
- 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);
-
- 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);
- }
-
- /* Write header: */
- fprintf(fi,";SuperTux-Level-Subset\n");
- fprintf(fi,"(level-subset\n");
-
- /* Save title info: */
- fprintf(fi," (title \"%s\")\n",st_subset->title);
-
- /* Save the description: */
- fprintf(fi," (description \"%s\")\n",st_subset->description);
-
- fprintf( fi,")");
- fclose(fi);
-
- }
-}
-
-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];
-
- /* 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);
-}
-
-int level_load(st_level* plevel, const char* filename)
-{
- 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);
-
- /* 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;
}
-/* Save data for level: */
-
-void level_save(st_level* plevel, char * subset, int level)
+void
+Level::load(const std::string& filename)
{
- FILE * fi;
- char filename[1024];
- int y;
- char str[80];
-
- /* 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);
-
- fi = fopen(filename, "w");
- if (fi == NULL)
- {
- perror(filename);
- st_shutdown();
- exit(-1);
+ LispReader* level = LispReader::load(filename, "supertux-level");
+
+ int version = 1;
+ level->read_int("version", version);
+ if(version == 1) {
+ load_old_format(*level);
+ delete level;
+ return;
+ }
+
+ for(lisp_object_t* cur = level->get_lisp(); !lisp_nil_p(cur);
+ cur = lisp_cdr(cur)) {
+ std::string token = lisp_symbol(lisp_car(lisp_car(cur)));
+ lisp_object_t* data = lisp_car(lisp_cdr(lisp_car(cur)));
+ LispReader reader(lisp_cdr(lisp_car(cur)));
+
+ if(token == "name") {
+ name = lisp_string(data);
+ } else if(token == "author") {
+ author = lisp_string(data);
+ } else if(token == "time") {
+ time_left = lisp_integer(data);
+ } else if(token == "sector") {
+ Sector* sector = new Sector;
+ sector->parse(reader);
+ add_sector(sector);
+ } else {
+ std::cerr << "Unknown token '" << token << "' in level file.\n";
+ continue;
}
-
- 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);
-
- for(y = 0; y < 15; ++y)
- {
- fputs((const char*)plevel->tiles[y], fi);
- fputs("\n", fi);
- }
-
- fclose(fi);
+ }
+
+ delete level;
}
-
-/* Unload data for this level: */
-
-void level_free(st_level* plevel)
+void
+Level::load_old_format(LispReader& reader)
{
- int i;
- for(i=0; i < 15; ++i)
- free(plevel->tiles[i]);
+ reader.read_string("name", name, true);
+ reader.read_string("author", author);
+ reader.read_int("time", time_left);
- plevel->name[0] = '\0';
- plevel->theme[0] = '\0';
- plevel->song_title[0] = '\0';
- plevel->bkgd_image[0] = '\0';
+ Sector* sector = new Sector;
+ sector->parse_old_format(reader);
+ add_sector(sector);
}
-/* Load graphics: */
-
-void level_load_gfx(st_level *plevel)
+void
+Level::save(const std::string& filename)
{
- level_load_image(&img_brick[0],plevel->theme,"brick0.png", IGNORE_ALPHA);
- level_load_image(&img_brick[1],plevel->theme,"brick1.png", IGNORE_ALPHA);
+ ofstream file(filename.c_str(), ios::out);
+ LispWriter* writer = new LispWriter(file);
- 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);
+ writer->write_comment("Level made using SuperTux's built-in Level Editor");
- 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);
+ writer->start_list("supertux-level");
- 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);
+ int version = 2;
+ writer->write_int("version", version);
- 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);
- }
-}
+ writer->write_string("name", name);
+ writer->write_string("author", author);
+ writer->write_int("time", time_left);
-/* Free graphics data for this level: */
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i)
+ {
+ writer->start_list("sector");
+ i->second->write(*writer);
+ writer->end_list("sector");
+ }
-void level_free_gfx(void)
-{
- 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]);
- }
+ writer->end_list("supertux-level");
- texture_free(&img_bkgd);
+ delete writer;
+ file.close();
}
-/* Load a level-specific graphic... */
-
-void level_load_image(texture_type* ptexture, char* theme, char * file, int use_alpha)
+Level::~Level()
{
- 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);
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i)
+ delete i->second;
}
-/* Edit a piece of the map! */
-
-void level_change(st_level* plevel, float x, float y, unsigned char c)
+void
+Level::do_vertical_flip()
{
- 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;
+ for(Sectors::iterator i = sectors.begin(); i != sectors.end(); ++i)
+ i->second->do_vertical_flip();
}
-/* Free music data for this level: */
-
-void level_free_song(void)
+void
+Level::add_sector(Sector* sector)
{
- free_music(level_song);
- free_music(level_song_fast);
+ sectors.insert(std::make_pair(sector->get_name(), sector));
}
-/* Load music: */
-
-void level_load_song(st_level* plevel)
+Sector*
+Level::get_sector(const std::string& name)
{
+ Sectors::iterator i = sectors.find(name);
+ if(i == sectors.end())
+ return 0;
- 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);
+ return i->second;
}