X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Ffiles.c;h=ae43afc879aae27806d27a55d4a4b34bc530df21;hb=9c285b0e8e4d81c5559815c5f7142685ce865206;hp=0e26366315a451ed85304ea645f51723c0a95e48;hpb=ee0895b12e544444db37febb1242bcc8a72d6ad8;p=rocksndiamonds.git diff --git a/src/files.c b/src/files.c index 0e263663..ae43afc8 100644 --- a/src/files.c +++ b/src/files.c @@ -13,10 +13,13 @@ #include #include +#include +#include #include "libgame/libgame.h" #include "files.h" +#include "init.h" #include "tools.h" #include "tape.h" @@ -26,77 +29,214 @@ #define CHUNK_SIZE_NONE -1 /* do not write chunk size */ #define FILE_VERS_CHUNK_SIZE 8 /* size of file version chunk */ #define LEVEL_HEADER_SIZE 80 /* size of level file header */ -#define LEVEL_HEADER_UNUSED 14 /* unused level header bytes */ +#define LEVEL_HEADER_UNUSED 13 /* unused level header bytes */ #define LEVEL_CHUNK_CNT2_SIZE 160 /* size of level CNT2 chunk */ #define LEVEL_CHUNK_CNT2_UNUSED 11 /* unused CNT2 chunk bytes */ +#define LEVEL_CHUNK_CNT3_HEADER 16 /* size of level CNT3 header */ +#define LEVEL_CHUNK_CNT3_UNUSED 10 /* unused CNT3 chunk bytes */ +#define LEVEL_CPART_CUS3_SIZE 134 /* size of CUS3 chunk part */ +#define LEVEL_CPART_CUS3_UNUSED 15 /* unused CUS3 bytes / part */ #define TAPE_HEADER_SIZE 20 /* size of tape file header */ #define TAPE_HEADER_UNUSED 3 /* unused tape header bytes */ +#define LEVEL_CHUNK_CUS3_SIZE(x) (2 + (x) * LEVEL_CPART_CUS3_SIZE) +#define LEVEL_CHUNK_CUS4_SIZE(x) (48 + 48 + (x) * 48) + /* file identifier strings */ #define LEVEL_COOKIE_TMPL "ROCKSNDIAMONDS_LEVEL_FILE_VERSION_x.x" #define TAPE_COOKIE_TMPL "ROCKSNDIAMONDS_TAPE_FILE_VERSION_x.x" #define SCORE_COOKIE "ROCKSNDIAMONDS_SCORE_FILE_VERSION_1.2" +/* values for level file type identifier */ +#define LEVEL_FILE_TYPE_UNKNOWN 0 +#define LEVEL_FILE_TYPE_RND 1 +#define LEVEL_FILE_TYPE_EM 2 + +#define LEVEL_FILE_TYPE_RND_PACKED (10 + LEVEL_FILE_TYPE_RND) +#define LEVEL_FILE_TYPE_EM_PACKED (10 + LEVEL_FILE_TYPE_EM) + +#define IS_SINGLE_LEVEL_FILE(x) (x < 10) +#define IS_PACKED_LEVEL_FILE(x) (x > 10) + /* ========================================================================= */ /* level file functions */ /* ========================================================================= */ -static void setLevelInfoToDefaults() +void setElementChangePages(struct ElementInfo *ei, int change_pages) { - int i, x, y; + int change_page_size = sizeof(struct ElementChangeInfo); + + ei->num_change_pages = MAX(1, change_pages); + + ei->change_page = + checked_realloc(ei->change_page, ei->num_change_pages * change_page_size); + + if (ei->current_change_page >= ei->num_change_pages) + ei->current_change_page = ei->num_change_pages - 1; + + ei->change = &ei->change_page[ei->current_change_page]; +} + +void setElementChangeInfoToDefaults(struct ElementChangeInfo *change) +{ + int x, y; + + change->can_change = FALSE; + + change->events = CE_BITMASK_DEFAULT; + change->sides = CH_SIDE_ANY; + + change->target_element = EL_EMPTY_SPACE; + + change->delay_fixed = 0; + change->delay_random = 0; + change->delay_frames = 1; + + change->trigger_element = EL_EMPTY_SPACE; + + change->explode = FALSE; + change->use_content = FALSE; + change->only_complete = FALSE; + change->use_random_change = FALSE; + change->random = 100; + change->power = CP_NON_DESTRUCTIVE; + + for (x = 0; x < 3; x++) + for (y = 0; y < 3; y++) + change->content[x][y] = EL_EMPTY_SPACE; + + change->direct_action = 0; + change->other_action = 0; + + change->pre_change_function = NULL; + change->change_function = NULL; + change->post_change_function = NULL; +} + +static void setLevelInfoToDefaults(struct LevelInfo *level) +{ + int i, j, x, y; + + level->file_version = FILE_VERSION_ACTUAL; + level->game_version = GAME_VERSION_ACTUAL; + + level->encoding_16bit_field = FALSE; /* default: only 8-bit elements */ + level->encoding_16bit_yamyam = FALSE; /* default: only 8-bit elements */ + level->encoding_16bit_amoeba = FALSE; /* default: only 8-bit elements */ + + level->fieldx = STD_LEV_FIELDX; + level->fieldy = STD_LEV_FIELDY; + + for (x = 0; x < MAX_LEV_FIELDX; x++) + for (y = 0; y < MAX_LEV_FIELDY; y++) + level->field[x][y] = EL_SAND; + + level->time = 100; + level->gems_needed = 0; + level->amoeba_speed = 10; + level->time_magic_wall = 10; + level->time_wheel = 10; + level->time_light = 10; + level->time_timegate = 10; + level->amoeba_content = EL_DIAMOND; + level->double_speed = FALSE; + level->initial_gravity = FALSE; + level->em_slippery_gems = FALSE; + + level->use_custom_template = FALSE; + + for (i = 0; i < MAX_LEVEL_NAME_LEN; i++) + level->name[i] = '\0'; + for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++) + level->author[i] = '\0'; - level.file_version = FILE_VERSION_ACTUAL; - level.game_version = GAME_VERSION_ACTUAL; - - level.encoding_16bit_field = FALSE; /* default: only 8-bit elements */ - level.encoding_16bit_yamyam = FALSE; /* default: only 8-bit elements */ - level.encoding_16bit_amoeba = FALSE; /* default: only 8-bit elements */ - - lev_fieldx = level.fieldx = STD_LEV_FIELDX; - lev_fieldy = level.fieldy = STD_LEV_FIELDY; - - for(x=0; xname, NAMELESS_LEVEL_NAME); + strcpy(level->author, ANONYMOUS_NAME); + + for (i = 0; i < 4; i++) + { + level->envelope_text[i][0] = '\0'; + level->envelope_xsize[i] = MAX_ENVELOPE_XSIZE; + level->envelope_ysize[i] = MAX_ENVELOPE_YSIZE; + } + + for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++) + level->score[i] = 10; + + level->num_yamyam_contents = STD_ELEMENT_CONTENTS; + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (x = 0; x < 3; x++) + for (y = 0; y < 3; y++) + level->yamyam_content[i][x][y] = (i < STD_ELEMENT_CONTENTS ? EL_ROCK : EL_EMPTY); - Feld[0][0] = Ur[0][0] = EL_PLAYER1; - Feld[STD_LEV_FIELDX-1][STD_LEV_FIELDY-1] = - Ur[STD_LEV_FIELDX-1][STD_LEV_FIELDY-1] = EL_EXIT_CLOSED; + level->field[0][0] = EL_PLAYER_1; + level->field[STD_LEV_FIELDX - 1][STD_LEV_FIELDY - 1] = EL_EXIT_CLOSED; + + for (i = 0; i < MAX_NUM_ELEMENTS; i++) + { + setElementChangePages(&element_info[i], 1); + setElementChangeInfoToDefaults(element_info[i].change); + } + + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + for (j = 0; j < MAX_ELEMENT_NAME_LEN + 1; j++) + element_info[element].description[j] = '\0'; + if (element_info[element].custom_description != NULL) + strncpy(element_info[element].description, + element_info[element].custom_description, MAX_ELEMENT_NAME_LEN); + else + strcpy(element_info[element].description, + element_info[element].editor_description); + + element_info[element].use_gfx_element = FALSE; + element_info[element].gfx_element = EL_EMPTY_SPACE; + + element_info[element].collect_score = 10; /* special default */ + element_info[element].collect_count = 1; /* special default */ + + element_info[element].push_delay_fixed = -1; /* initialize later */ + element_info[element].push_delay_random = -1; /* initialize later */ + element_info[element].move_delay_fixed = 0; + element_info[element].move_delay_random = 0; + + element_info[element].move_pattern = MV_ALL_DIRECTIONS; + element_info[element].move_direction_initial = MV_NO_MOVING; + element_info[element].move_stepsize = TILEX / 8; + + element_info[element].slippery_type = SLIPPERY_ANY_RANDOM; + + for (x = 0; x < 3; x++) + for (y = 0; y < 3; y++) + element_info[element].content[x][y] = EL_EMPTY_SPACE; + + element_info[element].access_type = 0; + element_info[element].access_layer = 0; + element_info[element].walk_to_action = 0; + element_info[element].smash_targets = 0; + element_info[element].deadliness = 0; + element_info[element].consistency = 0; + + element_info[element].can_explode_by_fire = FALSE; + element_info[element].can_explode_smashed = FALSE; + element_info[element].can_explode_impact = FALSE; + + element_info[element].current_change_page = 0; + + /* start with no properties at all */ + for (j = 0; j < NUM_EP_BITFIELDS; j++) + Properties[element][j] = EP_BITMASK_DEFAULT; + + element_info[element].modified_settings = FALSE; + } BorderElement = EL_STEELWALL; - level.no_level_file = FALSE; + level->no_level_file = FALSE; if (leveldir_current == NULL) /* only when dumping level */ return; @@ -104,25 +244,25 @@ static void setLevelInfoToDefaults() /* try to determine better author name than 'anonymous' */ if (strcmp(leveldir_current->author, ANONYMOUS_NAME) != 0) { - strncpy(level.author, leveldir_current->author, MAX_LEVEL_AUTHOR_LEN); - level.author[MAX_LEVEL_AUTHOR_LEN] = '\0'; + strncpy(level->author, leveldir_current->author, MAX_LEVEL_AUTHOR_LEN); + level->author[MAX_LEVEL_AUTHOR_LEN] = '\0'; } else { switch (LEVELCLASS(leveldir_current)) { case LEVELCLASS_TUTORIAL: - strcpy(level.author, PROGRAM_AUTHOR_STRING); + strcpy(level->author, PROGRAM_AUTHOR_STRING); break; - case LEVELCLASS_CONTRIBUTION: - strncpy(level.author, leveldir_current->name,MAX_LEVEL_AUTHOR_LEN); - level.author[MAX_LEVEL_AUTHOR_LEN] = '\0'; + case LEVELCLASS_CONTRIB: + strncpy(level->author, leveldir_current->name, MAX_LEVEL_AUTHOR_LEN); + level->author[MAX_LEVEL_AUTHOR_LEN] = '\0'; break; - case LEVELCLASS_USER: - strncpy(level.author, getRealName(), MAX_LEVEL_AUTHOR_LEN); - level.author[MAX_LEVEL_AUTHOR_LEN] = '\0'; + case LEVELCLASS_PRIVATE: + strncpy(level->author, getRealName(), MAX_LEVEL_AUTHOR_LEN); + level->author[MAX_LEVEL_AUTHOR_LEN] = '\0'; break; default: @@ -132,17 +272,175 @@ static void setLevelInfoToDefaults() } } +static void ActivateLevelTemplate() +{ + /* Currently there is no special action needed to activate the template + data, because 'element_info' and 'Properties' overwrite the original + level data, while all other variables do not change. */ +} + +static char *getLevelFilenameFromBasename(char *basename) +{ + static char *filename = NULL; + + checked_free(filename); + + filename = getPath2(getCurrentLevelDir(), basename); + + return filename; +} + +static char *getSingleLevelBasename(int nr, int type) +{ + static char basename[MAX_FILENAME_LEN]; + + switch (type) + { + case LEVEL_FILE_TYPE_RND: + if (nr < 0) + sprintf(basename, "template.%s", LEVELFILE_EXTENSION); + else + sprintf(basename, "%03d.%s", nr, LEVELFILE_EXTENSION); + break; + + case LEVEL_FILE_TYPE_EM: + sprintf(basename, "%d", nr); + break; + + default: + strcpy(basename, UNDEFINED_FILENAME); + break; + } + + return basename; +} + +static char *getPackedLevelBasename(int type) +{ + static char basename[MAX_FILENAME_LEN]; + + switch (type) + { + default: + strcpy(basename, UNDEFINED_FILENAME); + break; + } + + return basename; +} + +static char *getSingleLevelFilename(int nr, int type) +{ + return getLevelFilenameFromBasename(getSingleLevelBasename(nr, type)); +} + +static char *getPackedLevelFilename(int type) +{ + return getLevelFilenameFromBasename(getPackedLevelBasename(type)); +} + +char *getDefaultLevelFilename(int nr) +{ + return getSingleLevelFilename(nr, LEVEL_FILE_TYPE_RND); +} + +static struct LevelFileInfo *getLevelFileInfo(int nr) +{ + static struct LevelFileInfo level_file_info; + + level_file_info.nr = nr; + + /* special case: level template */ + if (nr < 0) + { + level_file_info.type = LEVEL_FILE_TYPE_RND; + level_file_info.filename = getDefaultLevelFilename(nr); + + return &level_file_info; + } + + /* 1st try: check for native Rocks'n'Diamonds level file */ + level_file_info.type = LEVEL_FILE_TYPE_RND; + level_file_info.filename = getSingleLevelFilename(nr, level_file_info.type); + if (fileExists(level_file_info.filename)) + return &level_file_info; + + /* 2nd try: check for classic Emerald Mine level file */ + level_file_info.type = LEVEL_FILE_TYPE_EM; + level_file_info.filename = getSingleLevelFilename(nr, level_file_info.type); + if (fileExists(level_file_info.filename)) + return &level_file_info; + + /* no known level file found -- use default values */ + level_file_info.type = LEVEL_FILE_TYPE_RND; + level_file_info.filename = getSingleLevelFilename(nr, level_file_info.type); + + return &level_file_info; +} + +/* ------------------------------------------------------------------------- */ +/* functions for loading R'n'D level */ +/* ------------------------------------------------------------------------- */ + static int checkLevelElement(int element) { + /* map some (historic, now obsolete) elements */ + +#if 1 + switch (element) + { + case EL_PLAYER_OBSOLETE: + element = EL_PLAYER_1; + break; + + case EL_KEY_OBSOLETE: + element = EL_KEY_1; + + case EL_EM_KEY_1_FILE_OBSOLETE: + element = EL_EM_KEY_1; + break; + + case EL_EM_KEY_2_FILE_OBSOLETE: + element = EL_EM_KEY_2; + break; + + case EL_EM_KEY_3_FILE_OBSOLETE: + element = EL_EM_KEY_3; + break; + + case EL_EM_KEY_4_FILE_OBSOLETE: + element = EL_EM_KEY_4; + break; + + case EL_ENVELOPE_OBSOLETE: + element = EL_ENVELOPE_1; + break; + + case EL_SP_EMPTY: + element = EL_EMPTY; + break; + + default: + if (element >= NUM_FILE_ELEMENTS) + { + Error(ERR_WARN, "invalid level element %d", element); + + element = EL_CHAR_QUESTION; + } + break; + } +#else if (element >= NUM_FILE_ELEMENTS) { Error(ERR_WARN, "invalid level element %d", element); + element = EL_CHAR_QUESTION; } else if (element == EL_PLAYER_OBSOLETE) - element = EL_PLAYER1; + element = EL_PLAYER_1; else if (element == EL_KEY_OBSOLETE) - element = EL_KEY1; + element = EL_KEY_1; +#endif return element; } @@ -159,33 +457,35 @@ static int LoadLevel_HEAD(FILE *file, int chunk_size, struct LevelInfo *level) { int i, x, y; - lev_fieldx = level->fieldx = fgetc(file); - lev_fieldy = level->fieldy = fgetc(file); + level->fieldx = getFile8Bit(file); + level->fieldy = getFile8Bit(file); level->time = getFile16BitBE(file); level->gems_needed = getFile16BitBE(file); - for(i=0; iname[i] = fgetc(file); + for (i = 0; i < MAX_LEVEL_NAME_LEN; i++) + level->name[i] = getFile8Bit(file); level->name[MAX_LEVEL_NAME_LEN] = 0; - for(i=0; iscore[i] = fgetc(file); + for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++) + level->score[i] = getFile8Bit(file); + + level->num_yamyam_contents = STD_ELEMENT_CONTENTS; + for (i = 0; i < STD_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + level->yamyam_content[i][x][y] = checkLevelElement(getFile8Bit(file)); - level->num_yam_contents = STD_ELEMENT_CONTENTS; - for(i=0; iyam_content[i][x][y] = checkLevelElement(fgetc(file)); + level->amoeba_speed = getFile8Bit(file); + level->time_magic_wall = getFile8Bit(file); + level->time_wheel = getFile8Bit(file); + level->amoeba_content = checkLevelElement(getFile8Bit(file)); + level->double_speed = (getFile8Bit(file) == 1 ? TRUE : FALSE); + level->initial_gravity = (getFile8Bit(file) == 1 ? TRUE : FALSE); + level->encoding_16bit_field = (getFile8Bit(file) == 1 ? TRUE : FALSE); + level->em_slippery_gems = (getFile8Bit(file) == 1 ? TRUE : FALSE); - level->amoeba_speed = fgetc(file); - level->time_magic_wall = fgetc(file); - level->time_wheel = fgetc(file); - level->amoeba_content = checkLevelElement(fgetc(file)); - level->double_speed = (fgetc(file) == 1 ? TRUE : FALSE); - level->gravity = (fgetc(file) == 1 ? TRUE : FALSE); - level->encoding_16bit_field = (fgetc(file) == 1 ? TRUE : FALSE); - level->em_slippery_gems = (fgetc(file) == 1 ? TRUE : FALSE); + level->use_custom_template = (getFile8Bit(file) == 1 ? TRUE : FALSE); ReadUnusedBytesFromFile(file, LEVEL_HEADER_UNUSED); @@ -196,19 +496,17 @@ static int LoadLevel_AUTH(FILE *file, int chunk_size, struct LevelInfo *level) { int i; - for(i=0; iauthor[i] = fgetc(file); + for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++) + level->author[i] = getFile8Bit(file); level->author[MAX_LEVEL_NAME_LEN] = 0; return chunk_size; } -static int LoadLevel_CONT(FILE *file, int chunk_size, struct LevelInfo *level) +static int LoadLevel_BODY(FILE *file, int chunk_size, struct LevelInfo *level) { - int i, x, y; - int header_size = 4; - int content_size = MAX_ELEMENT_CONTENTS * 3 * 3; - int chunk_size_expected = header_size + content_size; + int x, y; + int chunk_size_expected = level->fieldx * level->fieldy; /* Note: "chunk_size" was wrong before version 2.0 when elements are stored with 16-bit encoding (and should be twice as big then). @@ -216,7 +514,7 @@ static int LoadLevel_CONT(FILE *file, int chunk_size, struct LevelInfo *level) contained 16-bit elements and vice versa. */ if (level->encoding_16bit_field && level->file_version >= FILE_VERSION_2_0) - chunk_size_expected += content_size; + chunk_size_expected *= 2; if (chunk_size_expected != chunk_size) { @@ -224,29 +522,20 @@ static int LoadLevel_CONT(FILE *file, int chunk_size, struct LevelInfo *level) return chunk_size_expected; } - fgetc(file); - level->num_yam_contents = fgetc(file); - fgetc(file); - fgetc(file); - - /* correct invalid number of content fields -- should never happen */ - if (level->num_yam_contents < 1 || - level->num_yam_contents > MAX_ELEMENT_CONTENTS) - level->num_yam_contents = STD_ELEMENT_CONTENTS; - - for(i=0; iyam_content[i][x][y] = - checkLevelElement(level->encoding_16bit_field ? - getFile16BitBE(file) : fgetc(file)); + for (y = 0; y < level->fieldy; y++) + for (x = 0; x < level->fieldx; x++) + level->field[x][y] = + checkLevelElement(level->encoding_16bit_field ? getFile16BitBE(file) : + getFile8Bit(file)); return chunk_size; } -static int LoadLevel_BODY(FILE *file, int chunk_size, struct LevelInfo *level) +static int LoadLevel_CONT(FILE *file, int chunk_size, struct LevelInfo *level) { - int x, y; - int chunk_size_expected = level->fieldx * level->fieldy; + int i, x, y; + int header_size = 4; + int content_size = MAX_ELEMENT_CONTENTS * 3 * 3; + int chunk_size_expected = header_size + content_size; /* Note: "chunk_size" was wrong before version 2.0 when elements are stored with 16-bit encoding (and should be twice as big then). @@ -254,7 +543,7 @@ static int LoadLevel_BODY(FILE *file, int chunk_size, struct LevelInfo *level) contained 16-bit elements and vice versa. */ if (level->encoding_16bit_field && level->file_version >= FILE_VERSION_2_0) - chunk_size_expected *= 2; + chunk_size_expected += content_size; if (chunk_size_expected != chunk_size) { @@ -262,11 +551,22 @@ static int LoadLevel_BODY(FILE *file, int chunk_size, struct LevelInfo *level) return chunk_size_expected; } - for(y=0; yfieldy; y++) - for(x=0; xfieldx; x++) - Feld[x][y] = Ur[x][y] = - checkLevelElement(level->encoding_16bit_field ? - getFile16BitBE(file) : fgetc(file)); + getFile8Bit(file); + level->num_yamyam_contents = getFile8Bit(file); + getFile8Bit(file); + getFile8Bit(file); + + /* correct invalid number of content fields -- should never happen */ + if (level->num_yamyam_contents < 1 || + level->num_yamyam_contents > MAX_ELEMENT_CONTENTS) + level->num_yamyam_contents = STD_ELEMENT_CONTENTS; + + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + level->yamyam_content[i][x][y] = + checkLevelElement(level->encoding_16bit_field ? + getFile16BitBE(file) : getFile8Bit(file)); return chunk_size; } @@ -278,14 +578,15 @@ static int LoadLevel_CNT2(FILE *file, int chunk_size, struct LevelInfo *level) int content_array[MAX_ELEMENT_CONTENTS][3][3]; element = checkLevelElement(getFile16BitBE(file)); - num_contents = fgetc(file); - content_xsize = fgetc(file); - content_ysize = fgetc(file); + num_contents = getFile8Bit(file); + content_xsize = getFile8Bit(file); + content_ysize = getFile8Bit(file); + ReadUnusedBytesFromFile(file, LEVEL_CHUNK_CNT2_UNUSED); - for(i=0; inum_yam_contents = num_contents; + level->num_yamyam_contents = num_contents; - for(i=0; iyam_content[i][x][y] = content_array[i][x][y]; + for (i = 0; i < num_contents; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + level->yamyam_content[i][x][y] = content_array[i][x][y]; } else if (element == EL_BD_AMOEBA) { @@ -313,602 +614,327 @@ static int LoadLevel_CNT2(FILE *file, int chunk_size, struct LevelInfo *level) return chunk_size; } -void LoadLevelFromFilename(char *filename) +static int LoadLevel_CNT3(FILE *file, int chunk_size, struct LevelInfo *level) { - char cookie[MAX_LINE_LEN]; - char chunk_name[CHUNK_ID_LEN + 1]; - int chunk_size; - FILE *file; + int i; + int element; + int envelope_nr; + int envelope_len; + int chunk_size_expected; - /* always start with reliable default values */ - setLevelInfoToDefaults(); + element = checkLevelElement(getFile16BitBE(file)); + if (!IS_ENVELOPE(element)) + element = EL_ENVELOPE_1; - if (!(file = fopen(filename, MODE_READ))) + envelope_nr = element - EL_ENVELOPE_1; + + envelope_len = getFile16BitBE(file); + + level->envelope_xsize[envelope_nr] = getFile8Bit(file); + level->envelope_ysize[envelope_nr] = getFile8Bit(file); + + ReadUnusedBytesFromFile(file, LEVEL_CHUNK_CNT3_UNUSED); + + chunk_size_expected = LEVEL_CHUNK_CNT3_HEADER + envelope_len; + + if (chunk_size_expected != chunk_size) { - level.no_level_file = TRUE; + ReadUnusedBytesFromFile(file, chunk_size - LEVEL_CHUNK_CNT3_HEADER); + return chunk_size_expected; + } - Error(ERR_WARN, "cannot read level '%s' - creating new level", filename); - return; + for (i = 0; i < envelope_len; i++) + level->envelope_text[envelope_nr][i] = getFile8Bit(file); + + return chunk_size; +} + +static int LoadLevel_CUS1(FILE *file, int chunk_size, struct LevelInfo *level) +{ + int num_changed_custom_elements = getFile16BitBE(file); + int chunk_size_expected = 2 + num_changed_custom_elements * 6; + int i; + + if (chunk_size_expected != chunk_size) + { + ReadUnusedBytesFromFile(file, chunk_size - 2); + return chunk_size_expected; } - getFileChunkBE(file, chunk_name, NULL); - if (strcmp(chunk_name, "RND1") == 0) + for (i = 0; i < num_changed_custom_elements; i++) { - getFile32BitBE(file); /* not used */ + int element = getFile16BitBE(file); + int properties = getFile32BitBE(file); - getFileChunkBE(file, chunk_name, NULL); - if (strcmp(chunk_name, "CAVE") != 0) - { - Error(ERR_WARN, "unknown format of level file '%s'", filename); - fclose(file); - return; - } + if (IS_CUSTOM_ELEMENT(element)) + Properties[element][EP_BITFIELD_BASE] = properties; + else + Error(ERR_WARN, "invalid custom element number %d", element); } - else /* check for pre-2.0 file format with cookie string */ - { - strcpy(cookie, chunk_name); - fgets(&cookie[4], MAX_LINE_LEN - 4, file); - if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n') - cookie[strlen(cookie) - 1] = '\0'; - if (!checkCookieString(cookie, LEVEL_COOKIE_TMPL)) - { - Error(ERR_WARN, "unknown format of level file '%s'", filename); - fclose(file); - return; - } + return chunk_size; +} - if ((level.file_version = getFileVersionFromCookieString(cookie)) == -1) - { - Error(ERR_WARN, "unsupported version of level file '%s'", filename); - fclose(file); - return; - } +static int LoadLevel_CUS2(FILE *file, int chunk_size, struct LevelInfo *level) +{ + int num_changed_custom_elements = getFile16BitBE(file); + int chunk_size_expected = 2 + num_changed_custom_elements * 4; + int i; - /* pre-2.0 level files have no game version, so use file version here */ - level.game_version = level.file_version; + if (chunk_size_expected != chunk_size) + { + ReadUnusedBytesFromFile(file, chunk_size - 2); + return chunk_size_expected; } - if (level.file_version < FILE_VERSION_1_2) + for (i = 0; i < num_changed_custom_elements; i++) { - /* level files from versions before 1.2.0 without chunk structure */ - LoadLevel_HEAD(file, LEVEL_HEADER_SIZE, &level); - LoadLevel_BODY(file, level.fieldx * level.fieldy, &level); + int element = getFile16BitBE(file); + int custom_target_element = getFile16BitBE(file); + + if (IS_CUSTOM_ELEMENT(element)) + element_info[element].change->target_element = custom_target_element; + else + Error(ERR_WARN, "invalid custom element number %d", element); } - else + + return chunk_size; +} + +static int LoadLevel_CUS3(FILE *file, int chunk_size, struct LevelInfo *level) +{ + int num_changed_custom_elements = getFile16BitBE(file); + int chunk_size_expected = LEVEL_CHUNK_CUS3_SIZE(num_changed_custom_elements); + int i, j, x, y; + + if (chunk_size_expected != chunk_size) { - static struct + ReadUnusedBytesFromFile(file, chunk_size - 2); + return chunk_size_expected; + } + + for (i = 0; i < num_changed_custom_elements; i++) + { + int element = getFile16BitBE(file); + + if (!IS_CUSTOM_ELEMENT(element)) { - char *name; - int size; - int (*loader)(FILE *, int, struct LevelInfo *); + Error(ERR_WARN, "invalid custom element number %d", element); + + element = EL_DUMMY; } - chunk_info[] = - { - { "VERS", FILE_VERS_CHUNK_SIZE, LoadLevel_VERS }, - { "HEAD", LEVEL_HEADER_SIZE, LoadLevel_HEAD }, - { "AUTH", MAX_LEVEL_AUTHOR_LEN, LoadLevel_AUTH }, - { "CONT", -1, LoadLevel_CONT }, - { "BODY", -1, LoadLevel_BODY }, - { "CNT2", LEVEL_CHUNK_CNT2_SIZE, LoadLevel_CNT2 }, - { NULL, 0, NULL } - }; - while (getFileChunkBE(file, chunk_name, &chunk_size)) - { - int i = 0; + for (j = 0; j < MAX_ELEMENT_NAME_LEN; j++) + element_info[element].description[j] = getFile8Bit(file); + element_info[element].description[MAX_ELEMENT_NAME_LEN] = 0; - while (chunk_info[i].name != NULL && - strcmp(chunk_name, chunk_info[i].name) != 0) - i++; - - if (chunk_info[i].name == NULL) - { - Error(ERR_WARN, "unknown chunk '%s' in level file '%s'", - chunk_name, filename); - ReadUnusedBytesFromFile(file, chunk_size); - } - else if (chunk_info[i].size != -1 && - chunk_info[i].size != chunk_size) - { - Error(ERR_WARN, "wrong size (%d) of chunk '%s' in level file '%s'", - chunk_size, chunk_name, filename); - ReadUnusedBytesFromFile(file, chunk_size); - } - else - { - /* call function to load this level chunk */ - int chunk_size_expected = - (chunk_info[i].loader)(file, chunk_size, &level); - - /* the size of some chunks cannot be checked before reading other - chunks first (like "HEAD" and "BODY") that contain some header - information, so check them here */ - if (chunk_size_expected != chunk_size) - { - Error(ERR_WARN, "wrong size (%d) of chunk '%s' in level file '%s'", - chunk_size, chunk_name, filename); - } - } - } - } - - fclose(file); - - if (leveldir_current == NULL) /* only when dumping level */ - return; - - if (IS_LEVELCLASS_CONTRIBUTION(leveldir_current) || - IS_LEVELCLASS_USER(leveldir_current)) - { - /* For user contributed and private levels, use the version of - the game engine the levels were created for. - Since 2.0.1, the game engine version is now directly stored - in the level file (chunk "VERS"), so there is no need anymore - to set the game version from the file version (except for old, - pre-2.0 levels, where the game version is still taken from the - file format version used to store the level -- see above). */ - - /* do some special adjustments to support older level versions */ - if (level.file_version == FILE_VERSION_1_0) - { - Error(ERR_WARN, "level file '%s' has version number 1.0", filename); - Error(ERR_WARN, "using high speed movement for player"); - - /* player was faster than monsters in (pre-)1.0 levels */ - level.double_speed = TRUE; - } - - /* Default behaviour for EM style gems was "slippery" only in 2.0.1 */ - if (level.game_version == VERSION_IDENT(2,0,1)) - level.em_slippery_gems = TRUE; - } - else - { - /* Always use the latest version of the game engine for all but - user contributed and private levels; this allows for actual - corrections in the game engine to take effect for existing, - converted levels (from "classic" or other existing games) to - make the game emulation more accurate, while (hopefully) not - breaking existing levels created from other players. */ - - level.game_version = GAME_VERSION_ACTUAL; - - /* Set special EM style gems behaviour: EM style gems slip down from - normal, steel and growing wall. As this is a more fundamental change, - it seems better to set the default behaviour to "off" (as it is more - natural) and make it configurable in the level editor (as a property - of gem style elements). Already existing converted levels (neither - private nor contributed levels) are changed to the new behaviour. */ + Properties[element][EP_BITFIELD_BASE] = getFile32BitBE(file); - if (level.file_version < FILE_VERSION_2_0) - level.em_slippery_gems = TRUE; - } + /* some free bytes for future properties and padding */ + ReadUnusedBytesFromFile(file, 7); - /* determine border element for this level */ - SetBorderElement(); -} + element_info[element].use_gfx_element = getFile8Bit(file); + element_info[element].gfx_element = + checkLevelElement(getFile16BitBE(file)); -void LoadLevel(int level_nr) -{ - char *filename = getLevelFilename(level_nr); + element_info[element].collect_score = getFile8Bit(file); + element_info[element].collect_count = getFile8Bit(file); - LoadLevelFromFilename(filename); -} + element_info[element].push_delay_fixed = getFile16BitBE(file); + element_info[element].push_delay_random = getFile16BitBE(file); + element_info[element].move_delay_fixed = getFile16BitBE(file); + element_info[element].move_delay_random = getFile16BitBE(file); -static void SaveLevel_VERS(FILE *file, struct LevelInfo *level) -{ - putFileVersion(file, level->file_version); - putFileVersion(file, level->game_version); -} + element_info[element].move_pattern = getFile16BitBE(file); + element_info[element].move_direction_initial = getFile8Bit(file); + element_info[element].move_stepsize = getFile8Bit(file); -static void SaveLevel_HEAD(FILE *file, struct LevelInfo *level) -{ - int i, x, y; + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + element_info[element].content[x][y] = + checkLevelElement(getFile16BitBE(file)); - fputc(level->fieldx, file); - fputc(level->fieldy, file); + element_info[element].change->events = getFile32BitBE(file); - putFile16BitBE(file, level->time); - putFile16BitBE(file, level->gems_needed); + element_info[element].change->target_element = + checkLevelElement(getFile16BitBE(file)); - for(i=0; iname[i], file); - - for(i=0; iscore[i], file); - - for(i=0; iencoding_16bit_yamyam ? EL_EMPTY : - level->yam_content[i][x][y]), - file); - fputc(level->amoeba_speed, file); - fputc(level->time_magic_wall, file); - fputc(level->time_wheel, file); - fputc((level->encoding_16bit_amoeba ? EL_EMPTY : level->amoeba_content), - file); - fputc((level->double_speed ? 1 : 0), file); - fputc((level->gravity ? 1 : 0), file); - fputc((level->encoding_16bit_field ? 1 : 0), file); - fputc((level->em_slippery_gems ? 1 : 0), file); + element_info[element].change->delay_fixed = getFile16BitBE(file); + element_info[element].change->delay_random = getFile16BitBE(file); + element_info[element].change->delay_frames = getFile16BitBE(file); - WriteUnusedBytesToFile(file, LEVEL_HEADER_UNUSED); -} + element_info[element].change->trigger_element = + checkLevelElement(getFile16BitBE(file)); -static void SaveLevel_AUTH(FILE *file, struct LevelInfo *level) -{ - int i; + element_info[element].change->explode = getFile8Bit(file); + element_info[element].change->use_content = getFile8Bit(file); + element_info[element].change->only_complete = getFile8Bit(file); + element_info[element].change->use_random_change = getFile8Bit(file); - for(i=0; iauthor[i], file); -} + element_info[element].change->random = getFile8Bit(file); + element_info[element].change->power = getFile8Bit(file); -#if 0 -static void SaveLevel_CONT(FILE *file, struct LevelInfo *level) -{ - int i, x, y; + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + element_info[element].change->content[x][y] = + checkLevelElement(getFile16BitBE(file)); - fputc(EL_YAMYAM, file); - fputc(level->num_yam_contents, file); - fputc(0, file); - fputc(0, file); + element_info[element].slippery_type = getFile8Bit(file); - for(i=0; iencoding_16bit_field) - putFile16BitBE(file, level->yam_content[i][x][y]); - else - fputc(level->yam_content[i][x][y], file); -} -#endif + /* some free bytes for future properties and padding */ + ReadUnusedBytesFromFile(file, LEVEL_CPART_CUS3_UNUSED); -static void SaveLevel_BODY(FILE *file, struct LevelInfo *level) -{ - int x, y; + /* mark that this custom element has been modified */ + element_info[element].modified_settings = TRUE; + } - for(y=0; yfieldy; y++) - for(x=0; xfieldx; x++) - if (level->encoding_16bit_field) - putFile16BitBE(file, Ur[x][y]); - else - fputc(Ur[x][y], file); + return chunk_size; } -static void SaveLevel_CNT2(FILE *file, struct LevelInfo *level, int element) +static int LoadLevel_CUS4(FILE *file, int chunk_size, struct LevelInfo *level) { + struct ElementInfo *ei; + int chunk_size_expected; + int element; int i, x, y; - int num_contents, content_xsize, content_ysize; - int content_array[MAX_ELEMENT_CONTENTS][3][3]; - if (element == EL_YAMYAM) - { - num_contents = level->num_yam_contents; - content_xsize = 3; - content_ysize = 3; + element = getFile16BitBE(file); - for(i=0; iyam_content[i][x][y]; - } - else if (element == EL_BD_AMOEBA) + if (!IS_CUSTOM_ELEMENT(element)) { - num_contents = 1; - content_xsize = 1; - content_ysize = 1; + Error(ERR_WARN, "invalid custom element number %d", element); - for(i=0; iamoeba_content; + element = EL_DUMMY; } - else - { - /* chunk header already written -- write empty chunk data */ - WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_SIZE); - Error(ERR_WARN, "cannot save content for element '%d'", element); - return; - } + ei = &element_info[element]; - putFile16BitBE(file, element); - fputc(num_contents, file); - fputc(content_xsize, file); - fputc(content_ysize, file); + for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++) + ei->description[i] = getFile8Bit(file); + ei->description[MAX_ELEMENT_NAME_LEN] = 0; - WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_UNUSED); + Properties[element][EP_BITFIELD_BASE] = getFile32BitBE(file); + ReadUnusedBytesFromFile(file, 4); /* reserved for more base properties */ - for(i=0; inum_change_pages = getFile8Bit(file); -void SaveLevel(int level_nr) -{ - int i, x, y; - char *filename = getLevelFilename(level_nr); - int body_chunk_size; - FILE *file; + /* some free bytes for future base property values and padding */ + ReadUnusedBytesFromFile(file, 5); - if (!(file = fopen(filename, MODE_WRITE))) + chunk_size_expected = LEVEL_CHUNK_CUS4_SIZE(ei->num_change_pages); + if (chunk_size_expected != chunk_size) { - Error(ERR_WARN, "cannot save level file '%s'", filename); - return; + ReadUnusedBytesFromFile(file, chunk_size - 48); + return chunk_size_expected; } - level.file_version = FILE_VERSION_ACTUAL; - level.game_version = GAME_VERSION_ACTUAL; - - /* check level field for 16-bit elements */ - level.encoding_16bit_field = FALSE; - for(y=0; y 255) - level.encoding_16bit_field = TRUE; + /* read custom property values */ - /* check yamyam content for 16-bit elements */ - level.encoding_16bit_yamyam = FALSE; - for(i=0; i 255) - level.encoding_16bit_yamyam = TRUE; + ei->use_gfx_element = getFile8Bit(file); + ei->gfx_element = checkLevelElement(getFile16BitBE(file)); - /* check amoeba content for 16-bit elements */ - level.encoding_16bit_amoeba = FALSE; - if (level.amoeba_content > 255) - level.encoding_16bit_amoeba = TRUE; + ei->collect_score = getFile8Bit(file); + ei->collect_count = getFile8Bit(file); - body_chunk_size = - level.fieldx * level.fieldy * (level.encoding_16bit_field ? 2 : 1); + ei->push_delay_fixed = getFile16BitBE(file); + ei->push_delay_random = getFile16BitBE(file); + ei->move_delay_fixed = getFile16BitBE(file); + ei->move_delay_random = getFile16BitBE(file); - putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED); - putFileChunkBE(file, "CAVE", CHUNK_SIZE_NONE); + ei->move_pattern = getFile16BitBE(file); + ei->move_direction_initial = getFile8Bit(file); + ei->move_stepsize = getFile8Bit(file); - putFileChunkBE(file, "VERS", FILE_VERS_CHUNK_SIZE); - SaveLevel_VERS(file, &level); + ei->slippery_type = getFile8Bit(file); - putFileChunkBE(file, "HEAD", LEVEL_HEADER_SIZE); - SaveLevel_HEAD(file, &level); + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + ei->content[x][y] = checkLevelElement(getFile16BitBE(file)); - putFileChunkBE(file, "AUTH", MAX_LEVEL_AUTHOR_LEN); - SaveLevel_AUTH(file, &level); + /* some free bytes for future custom property values and padding */ + ReadUnusedBytesFromFile(file, 12); - putFileChunkBE(file, "BODY", body_chunk_size); - SaveLevel_BODY(file, &level); + /* read change property values */ - if (level.encoding_16bit_yamyam || - level.num_yam_contents != STD_ELEMENT_CONTENTS) - { - putFileChunkBE(file, "CNT2", LEVEL_CHUNK_CNT2_SIZE); - SaveLevel_CNT2(file, &level, EL_YAMYAM); - } + setElementChangePages(ei, ei->num_change_pages); - if (level.encoding_16bit_amoeba) + for (i = 0; i < ei->num_change_pages; i++) { - putFileChunkBE(file, "CNT2", LEVEL_CHUNK_CNT2_SIZE); - SaveLevel_CNT2(file, &level, EL_BD_AMOEBA); - } - - fclose(file); + struct ElementChangeInfo *change = &ei->change_page[i]; - SetFilePermissions(filename, PERMS_PRIVATE); -} + /* always start with reliable default values */ + setElementChangeInfoToDefaults(change); -void DumpLevel(struct LevelInfo *level) -{ - printf_line("-", 79); - printf("Level xxx (file version %06d, game version %06d)\n", - level->file_version, level->game_version); - printf_line("-", 79); + change->events = getFile32BitBE(file); - printf("Level Author: '%s'\n", level->author); - printf("Level Title: '%s'\n", level->name); - printf("\n"); - printf("Playfield Size: %d x %d\n", level->fieldx, level->fieldy); - printf("\n"); - printf("Level Time: %d seconds\n", level->time); - printf("Gems needed: %d\n", level->gems_needed); - printf("\n"); - printf("Time for Magic Wall: %d seconds\n", level->time_magic_wall); - printf("Time for Wheel: %d seconds\n", level->time_wheel); - printf("Time for Light: %d seconds\n", level->time_light); - printf("Time for Timegate: %d seconds\n", level->time_timegate); - printf("\n"); - printf("Amoeba Speed: %d\n", level->amoeba_speed); - printf("\n"); - printf("Gravity: %s\n", (level->gravity ? "yes" : "no")); - printf("Double Speed Movement: %s\n", (level->double_speed ? "yes" : "no")); - printf("EM style slippery gems: %s\n", (level->em_slippery_gems ? "yes" : "no")); + change->target_element = checkLevelElement(getFile16BitBE(file)); - printf_line("-", 79); -} + change->delay_fixed = getFile16BitBE(file); + change->delay_random = getFile16BitBE(file); + change->delay_frames = getFile16BitBE(file); + change->trigger_element = checkLevelElement(getFile16BitBE(file)); -/* ========================================================================= */ -/* tape file functions */ -/* ========================================================================= */ + change->explode = getFile8Bit(file); + change->use_content = getFile8Bit(file); + change->only_complete = getFile8Bit(file); + change->use_random_change = getFile8Bit(file); -static void setTapeInfoToDefaults() -{ - int i; + change->random = getFile8Bit(file); + change->power = getFile8Bit(file); - /* always start with reliable default values (empty tape) */ - TapeErase(); + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + change->content[x][y] = checkLevelElement(getFile16BitBE(file)); - /* default values (also for pre-1.2 tapes) with only the first player */ - tape.player_participates[0] = TRUE; - for(i=1; ican_change = getFile8Bit(file); - /* at least one (default: the first) player participates in every tape */ - tape.num_participating_players = 1; + change->sides = getFile8Bit(file); - tape.level_nr = level_nr; - tape.counter = 0; - tape.changed = FALSE; + if (change->sides == CH_SIDE_NONE) /* correct empty sides field */ + change->sides = CH_SIDE_ANY; - tape.recording = FALSE; - tape.playing = FALSE; - tape.pausing = FALSE; -} + /* some free bytes for future change property values and padding */ + ReadUnusedBytesFromFile(file, 8); + } -static int LoadTape_VERS(FILE *file, int chunk_size, struct TapeInfo *tape) -{ - tape->file_version = getFileVersion(file); - tape->game_version = getFileVersion(file); + /* mark this custom element as modified */ + ei->modified_settings = TRUE; return chunk_size; } -static int LoadTape_HEAD(FILE *file, int chunk_size, struct TapeInfo *tape) +static void LoadLevelFromFileInfo_RND(struct LevelInfo *level, + struct LevelFileInfo *level_file_info) { - int i; + char *filename = level_file_info->filename; + char cookie[MAX_LINE_LEN]; + char chunk_name[CHUNK_ID_LEN + 1]; + int chunk_size; + FILE *file; - tape->random_seed = getFile32BitBE(file); - tape->date = getFile32BitBE(file); - tape->length = getFile32BitBE(file); + /* always start with reliable default values */ + setLevelInfoToDefaults(level); - /* read header fields that are new since version 1.2 */ - if (tape->file_version >= FILE_VERSION_1_2) + if (!(file = fopen(filename, MODE_READ))) { - byte store_participating_players = fgetc(file); - int engine_version; - - /* since version 1.2, tapes store which players participate in the tape */ - tape->num_participating_players = 0; - for(i=0; iplayer_participates[i] = FALSE; - - if (store_participating_players & (1 << i)) - { - tape->player_participates[i] = TRUE; - tape->num_participating_players++; - } - } + level->no_level_file = TRUE; - ReadUnusedBytesFromFile(file, TAPE_HEADER_UNUSED); + if (level != &level_template) + Error(ERR_WARN, "cannot read level '%s' - using empty level", filename); - engine_version = getFileVersion(file); - if (engine_version > 0) - tape->engine_version = engine_version; + return; } - return chunk_size; -} - -static int LoadTape_BODY(FILE *file, int chunk_size, struct TapeInfo *tape) -{ - int i, j; - int chunk_size_expected = - (tape->num_participating_players + 1) * tape->length; - - if (chunk_size_expected != chunk_size) + getFileChunkBE(file, chunk_name, NULL); + if (strcmp(chunk_name, "RND1") == 0) { - ReadUnusedBytesFromFile(file, chunk_size); - return chunk_size_expected; - } - - for(i=0; ilength; i++) - { - if (i >= MAX_TAPELEN) - break; - - for(j=0; jpos[i].action[j] = MV_NO_MOVING; - - if (tape->player_participates[j]) - tape->pos[i].action[j] = fgetc(file); - } - - tape->pos[i].delay = fgetc(file); - - if (tape->file_version == FILE_VERSION_1_0) - { - /* eliminate possible diagonal moves in old tapes */ - /* this is only for backward compatibility */ - - byte joy_dir[4] = { JOY_LEFT, JOY_RIGHT, JOY_UP, JOY_DOWN }; - byte action = tape->pos[i].action[0]; - int k, num_moves = 0; - - for (k=0; k<4; k++) - { - if (action & joy_dir[k]) - { - tape->pos[i + num_moves].action[0] = joy_dir[k]; - if (num_moves > 0) - tape->pos[i + num_moves].delay = 0; - num_moves++; - } - } - - if (num_moves > 1) - { - num_moves--; - i += num_moves; - tape->length += num_moves; - } - } - else if (tape->file_version < FILE_VERSION_2_0) - { - /* convert pre-2.0 tapes to new tape format */ - - if (tape->pos[i].delay > 1) - { - /* action part */ - tape->pos[i + 1] = tape->pos[i]; - tape->pos[i + 1].delay = 1; - - /* delay part */ - for(j=0; jpos[i].action[j] = MV_NO_MOVING; - tape->pos[i].delay--; - - i++; - tape->length++; - } - } - - if (feof(file)) - break; - } - - if (i != tape->length) - chunk_size = (tape->num_participating_players + 1) * i; - - return chunk_size; -} - -void LoadTapeFromFilename(char *filename) -{ - char cookie[MAX_LINE_LEN]; - char chunk_name[CHUNK_ID_LEN + 1]; - FILE *file; - int chunk_size; - - /* always start with reliable default values */ - setTapeInfoToDefaults(); - - if (!(file = fopen(filename, MODE_READ))) - return; - - getFileChunkBE(file, chunk_name, NULL); - if (strcmp(chunk_name, "RND1") == 0) - { - getFile32BitBE(file); /* not used */ + getFile32BitBE(file); /* not used */ getFileChunkBE(file, chunk_name, NULL); - if (strcmp(chunk_name, "TAPE") != 0) + if (strcmp(chunk_name, "CAVE") != 0) { - Error(ERR_WARN, "unknown format of tape file '%s'", filename); + Error(ERR_WARN, "unknown format of level file '%s'", filename); fclose(file); return; } @@ -920,29 +946,29 @@ void LoadTapeFromFilename(char *filename) if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n') cookie[strlen(cookie) - 1] = '\0'; - if (!checkCookieString(cookie, TAPE_COOKIE_TMPL)) + if (!checkCookieString(cookie, LEVEL_COOKIE_TMPL)) { - Error(ERR_WARN, "unknown format of tape file '%s'", filename); + Error(ERR_WARN, "unknown format of level file '%s'", filename); fclose(file); return; } - if ((tape.file_version = getFileVersionFromCookieString(cookie)) == -1) + if ((level->file_version = getFileVersionFromCookieString(cookie)) == -1) { - Error(ERR_WARN, "unsupported version of tape file '%s'", filename); + Error(ERR_WARN, "unsupported version of level file '%s'", filename); fclose(file); return; } - /* pre-2.0 tape files have no game version, so use file version here */ - tape.game_version = tape.file_version; + /* pre-2.0 level files have no game version, so use file version here */ + level->game_version = level->file_version; } - if (tape.file_version < FILE_VERSION_1_2) + if (level->file_version < FILE_VERSION_1_2) { - /* tape files from versions before 1.2.0 without chunk structure */ - LoadTape_HEAD(file, TAPE_HEADER_SIZE, &tape); - LoadTape_BODY(file, 2 * tape.length, &tape); + /* level files from versions before 1.2.0 without chunk structure */ + LoadLevel_HEAD(file, LEVEL_HEADER_SIZE, level); + LoadLevel_BODY(file, level->fieldx * level->fieldy, level); } else { @@ -950,13 +976,21 @@ void LoadTapeFromFilename(char *filename) { char *name; int size; - int (*loader)(FILE *, int, struct TapeInfo *); + int (*loader)(FILE *, int, struct LevelInfo *); } chunk_info[] = { - { "VERS", FILE_VERS_CHUNK_SIZE, LoadTape_VERS }, - { "HEAD", TAPE_HEADER_SIZE, LoadTape_HEAD }, - { "BODY", -1, LoadTape_BODY }, + { "VERS", FILE_VERS_CHUNK_SIZE, LoadLevel_VERS }, + { "HEAD", LEVEL_HEADER_SIZE, LoadLevel_HEAD }, + { "AUTH", MAX_LEVEL_AUTHOR_LEN, LoadLevel_AUTH }, + { "BODY", -1, LoadLevel_BODY }, + { "CONT", -1, LoadLevel_CONT }, + { "CNT2", LEVEL_CHUNK_CNT2_SIZE, LoadLevel_CNT2 }, + { "CNT3", -1, LoadLevel_CNT3 }, + { "CUS1", -1, LoadLevel_CUS1 }, + { "CUS2", -1, LoadLevel_CUS2 }, + { "CUS3", -1, LoadLevel_CUS3 }, + { "CUS4", -1, LoadLevel_CUS4 }, { NULL, 0, NULL } }; @@ -970,29 +1004,29 @@ void LoadTapeFromFilename(char *filename) if (chunk_info[i].name == NULL) { - Error(ERR_WARN, "unknown chunk '%s' in tape file '%s'", + Error(ERR_WARN, "unknown chunk '%s' in level file '%s'", chunk_name, filename); ReadUnusedBytesFromFile(file, chunk_size); } else if (chunk_info[i].size != -1 && chunk_info[i].size != chunk_size) { - Error(ERR_WARN, "wrong size (%d) of chunk '%s' in tape file '%s'", + Error(ERR_WARN, "wrong size (%d) of chunk '%s' in level file '%s'", chunk_size, chunk_name, filename); ReadUnusedBytesFromFile(file, chunk_size); } else { - /* call function to load this tape chunk */ + /* call function to load this level chunk */ int chunk_size_expected = - (chunk_info[i].loader)(file, chunk_size, &tape); + (chunk_info[i].loader)(file, chunk_size, level); /* the size of some chunks cannot be checked before reading other chunks first (like "HEAD" and "BODY") that contain some header information, so check them here */ if (chunk_size_expected != chunk_size) { - Error(ERR_WARN, "wrong size (%d) of chunk '%s' in tape file '%s'", + Error(ERR_WARN, "wrong size (%d) of chunk '%s' in level file '%s'", chunk_size, chunk_name, filename); } } @@ -1000,596 +1034,2814 @@ void LoadTapeFromFilename(char *filename) } fclose(file); - - tape.length_seconds = GetTapeLength(); } -void LoadTape(int level_nr) -{ - char *filename = getTapeFilename(level_nr); - - LoadTapeFromFilename(filename); -} +/* ------------------------------------------------------------------------- */ +/* functions for loading EM level */ +/* ------------------------------------------------------------------------- */ -static void SaveTape_VERS(FILE *file, struct TapeInfo *tape) +static int map_em_element_yam(int element) { - putFileVersion(file, tape->file_version); - putFileVersion(file, tape->game_version); + switch (element) + { + case 0x00: return EL_EMPTY; + case 0x01: return EL_EMERALD; + case 0x02: return EL_DIAMOND; + case 0x03: return EL_ROCK; + case 0x04: return EL_ROBOT; + case 0x05: return EL_SPACESHIP_UP; + case 0x06: return EL_BOMB; + case 0x07: return EL_BUG_UP; + case 0x08: return EL_AMOEBA_DROP; + case 0x09: return EL_NUT; + case 0x0a: return EL_YAMYAM; + case 0x0b: return EL_QUICKSAND_FULL; + case 0x0c: return EL_SAND; + case 0x0d: return EL_WALL_SLIPPERY; + case 0x0e: return EL_STEELWALL; + case 0x0f: return EL_WALL; + case 0x10: return EL_EM_KEY_1; + case 0x11: return EL_EM_KEY_2; + case 0x12: return EL_EM_KEY_4; + case 0x13: return EL_EM_KEY_3; + case 0x14: return EL_MAGIC_WALL; + case 0x15: return EL_ROBOT_WHEEL; + case 0x16: return EL_DYNAMITE; + + case 0x17: return EL_EM_KEY_1; /* EMC */ + case 0x18: return EL_BUG_UP; /* EMC */ + case 0x1a: return EL_DIAMOND; /* EMC */ + case 0x1b: return EL_EMERALD; /* EMC */ + case 0x25: return EL_NUT; /* EMC */ + case 0x80: return EL_EMPTY; /* EMC */ + case 0x85: return EL_EM_KEY_1; /* EMC */ + case 0x86: return EL_EM_KEY_2; /* EMC */ + case 0x87: return EL_EM_KEY_4; /* EMC */ + case 0x88: return EL_EM_KEY_3; /* EMC */ + case 0x94: return EL_QUICKSAND_EMPTY; /* EMC */ + case 0x9a: return EL_AMOEBA_WET; /* EMC */ + case 0xaf: return EL_DYNAMITE; /* EMC */ + case 0xbd: return EL_SAND; /* EMC */ + + default: + Error(ERR_WARN, "invalid level element %d", element); + return EL_CHAR_QUESTION; + } } -static void SaveTape_HEAD(FILE *file, struct TapeInfo *tape) +static int map_em_element_field(int element) { - int i; - byte store_participating_players = 0; - - /* set bits for participating players for compact storage */ - for(i=0; iplayer_participates[i]) - store_participating_players |= (1 << i); - - putFile32BitBE(file, tape->random_seed); - putFile32BitBE(file, tape->date); - putFile32BitBE(file, tape->length); - - fputc(store_participating_players, file); - - /* unused bytes not at the end here for 4-byte alignment of engine_version */ - WriteUnusedBytesToFile(file, TAPE_HEADER_UNUSED); + if (element >= 0xc8 && element <= 0xe1) + return EL_CHAR_A + (element - 0xc8); + else if (element >= 0xe2 && element <= 0xeb) + return EL_CHAR_0 + (element - 0xe2); - putFileVersion(file, tape->engine_version); + switch (element) + { + case 0x00: return EL_ROCK; + case 0x02: return EL_DIAMOND; + case 0x03: return EL_DIAMOND; + case 0x04: return EL_ROBOT; + case 0x05: return EL_ROBOT; /* EMC */ + case 0x08: return EL_SPACESHIP_UP; + case 0x09: return EL_SPACESHIP_RIGHT; + case 0x0a: return EL_SPACESHIP_DOWN; + case 0x0b: return EL_SPACESHIP_LEFT; + case 0x0c: return EL_SPACESHIP_UP; + case 0x0d: return EL_SPACESHIP_RIGHT; + case 0x0e: return EL_SPACESHIP_DOWN; + case 0x0f: return EL_SPACESHIP_LEFT; + case 0x10: return EL_BOMB; + case 0x12: return EL_EMERALD; + case 0x13: return EL_EMERALD; + case 0x14: return EL_BUG_UP; + case 0x15: return EL_BUG_RIGHT; + case 0x16: return EL_BUG_DOWN; + case 0x17: return EL_BUG_LEFT; + case 0x18: return EL_BUG_UP; + case 0x19: return EL_BUG_RIGHT; + case 0x1a: return EL_BUG_DOWN; + case 0x1b: return EL_BUG_LEFT; + case 0x1c: return EL_AMOEBA_DROP; + case 0x20: return EL_ROCK; + case 0x24: return EL_MAGIC_WALL; + case 0x25: return EL_NUT; + + /* looks like magic wheel, but is _always_ activated */ + case 0x28: return EL_ROBOT_WHEEL; /* EMC */ + + case 0x29: return EL_YAMYAM; + case 0x2a: return EL_YAMYAM; + case 0x2b: return EL_YAMYAM; /* EMC */ + case 0x2c: return EL_YAMYAM; /* EMC */ + case 0x2d: return EL_QUICKSAND_FULL; + case 0x39: return EL_EXPANDABLE_WALL_HORIZONTAL; /* EMC */ + case 0x3a: return EL_EXPANDABLE_WALL_VERTICAL; /* EMC */ + case 0x3b: return EL_DYNAMITE_ACTIVE; + case 0x3c: return EL_DYNAMITE_ACTIVE; + case 0x3d: return EL_DYNAMITE_ACTIVE; + case 0x3e: return EL_DYNAMITE_ACTIVE; + case 0x3f: return EL_ACID_POOL_BOTTOM; + case 0x40: return EL_EXIT_OPEN; + case 0x41: return EL_EXIT_OPEN; + case 0x42: return EL_EXIT_OPEN; + case 0x43: return EL_BALLOON; + case 0x4e: return EL_INVISIBLE_WALL; + case 0x65: return EL_ACID; /* EMC */ + case 0x73: return EL_SAND; /* EMC */ + case 0x74: return EL_STEELWALL; + case 0x7b: return EL_ACID; + case 0x80: return EL_EMPTY; + case 0x81: return EL_WALL_SLIPPERY; + case 0x82: return EL_SAND; + case 0x83: return EL_STEELWALL; + case 0x84: return EL_WALL; + case 0x85: return EL_EM_KEY_1; + case 0x86: return EL_EM_KEY_2; + case 0x87: return EL_EM_KEY_4; + case 0x88: return EL_EM_KEY_3; + case 0x89: return EL_EM_GATE_1; + case 0x8a: return EL_EM_GATE_2; + case 0x8b: return EL_EM_GATE_4; + case 0x8c: return EL_EM_GATE_3; + case 0x8d: return EL_INVISIBLE_WALL; /* EMC */ + case 0x8e: return EL_EM_GATE_1_GRAY; + case 0x8f: return EL_EM_GATE_2_GRAY; + case 0x90: return EL_EM_GATE_4_GRAY; + case 0x91: return EL_EM_GATE_3_GRAY; + case 0x92: return EL_MAGIC_WALL; + case 0x94: return EL_QUICKSAND_EMPTY; + case 0x95: return EL_ACID_POOL_TOPLEFT; + case 0x96: return EL_ACID_POOL_TOPRIGHT; + case 0x97: return EL_ACID_POOL_BOTTOMLEFT; + case 0x98: return EL_ACID_POOL_BOTTOMRIGHT; + case 0x99: return EL_ACID; + case 0x9a: return EL_AMOEBA_DEAD; + case 0x9b: return EL_AMOEBA_DEAD; + case 0x9c: return EL_AMOEBA_DEAD; + case 0x9d: return EL_AMOEBA_DEAD; + case 0x9e: return EL_EXIT_CLOSED; + case 0x9f: return EL_CHAR_LESS; /* EMC */ + case 0x93: return EL_ROBOT_WHEEL; + + /* looks like normal dust, but behaves like wall */ + case 0xa0: return EL_WALL; /* EMC */ + + case 0xa8: return EL_EMC_WALL_1; /* EMC */ + case 0xa9: return EL_EMC_WALL_2; /* EMC */ + case 0xaa: return EL_EMC_WALL_3; /* EMC */ + case 0xab: return EL_EMC_WALL_7; /* EMC */ + case 0xae: return EL_CHAR_MINUS; /* EMC */ + case 0xaf: return EL_DYNAMITE; + case 0xb0: return EL_EMC_STEELWALL_1; /* EMC */ + case 0xb1: return EL_EMC_WALL_8; /* EMC */ + + /* (exact steel wall) */ + case 0xb3: return EL_STEELWALL; /* EMC */ + + case 0xb4: return EL_WALL_SLIPPERY; /* EMC */ + case 0xb5: return EL_EMC_WALL_6; /* EMC */ + case 0xb6: return EL_EMC_WALL_5; /* EMC */ + case 0xb7: return EL_EMC_WALL_4; /* EMC */ + case 0xb8: return EL_BALLOON_SWITCH_ANY; /* EMC */ + case 0xb9: return EL_BALLOON_SWITCH_RIGHT; /* EMC */ + case 0xba: return EL_BALLOON_SWITCH_DOWN; /* EMC */ + case 0xbb: return EL_BALLOON_SWITCH_LEFT; /* EMC */ + case 0xbc: return EL_BALLOON_SWITCH_UP; /* EMC */ + case 0xbd: return EL_SAND; /* EMC */ + case 0xec: return EL_CHAR_PERIOD; + case 0xed: return EL_CHAR_EXCLAM; + case 0xee: return EL_CHAR_COLON; + case 0xef: return EL_CHAR_QUESTION; + case 0xf0: return EL_CHAR_GREATER; + case 0xf1: return EL_CHAR_COPYRIGHT; + case 0xfe: return EL_PLAYER_1; + case 0xff: return EL_PLAYER_2; + + default: + Error(ERR_WARN, "invalid level element %d", element); + return EL_CHAR_QUESTION; + } } -static void SaveTape_BODY(FILE *file, struct TapeInfo *tape) +static void LoadLevelFromFileInfo_EM(struct LevelInfo *level, + struct LevelFileInfo *level_file_info) { - int i, j; + char *filename = level_file_info->filename; + FILE *file; + unsigned char body[40][64]; + unsigned char *leveldata = &body[0][0]; + unsigned char *header = &leveldata[2048]; + unsigned char code0 = 0x65; + unsigned char code1 = 0x11; + boolean level_is_crypted = FALSE; + int nr = level_file_info->nr; + int jx, jy; + int i, x, y; + + /* always start with reliable default values */ + setLevelInfoToDefaults(level); - for(i=0; ilength; i++) + if (!(file = fopen(filename, MODE_READ))) { - for(j=0; jplayer_participates[j]) - fputc(tape->pos[i].action[j], file); + level->no_level_file = TRUE; + + Error(ERR_WARN, "cannot read level '%s' - using empty level", filename); - fputc(tape->pos[i].delay, file); + return; } -} -void SaveTape(int level_nr) -{ - int i; - char *filename = getTapeFilename(level_nr); - FILE *file; - boolean new_tape = TRUE; - int num_participating_players = 0; - int body_chunk_size; + for(i = 0; i < 2106; i++) + leveldata[i] = fgetc(file); - InitTapeDirectory(leveldir_current->filename); + fclose(file); - /* if a tape still exists, ask to overwrite it */ - if (access(filename, F_OK) == 0) + /* check if level data is crypted by testing against known starting bytes + of the few existing crypted level files (from Emerald Mine 1 + 2) */ + + if ((leveldata[0] == 0xf1 || + leveldata[0] == 0xf5) && leveldata[2] == 0xe7 && leveldata[3] == 0xee) { - new_tape = FALSE; - if (!Request("Replace old tape ?", REQ_ASK)) - return; + level_is_crypted = TRUE; + + if (leveldata[0] == 0xf5) /* error in crypted Emerald Mine 2 levels */ + leveldata[0] = 0xf1; } - if (!(file = fopen(filename, MODE_WRITE))) + if (level_is_crypted) /* decode crypted level data */ { - Error(ERR_WARN, "cannot save level recording file '%s'", filename); - return; - } + for(i = 0; i < 2106; i++) + { + leveldata[i] ^= code0; + leveldata[i] -= code1; - tape.file_version = FILE_VERSION_ACTUAL; - tape.game_version = GAME_VERSION_ACTUAL; + code0 = (code0 + 7) & 0xff; + } + } - /* count number of participating players */ - for(i=0; ifieldx = 64; + level->fieldy = 32; - body_chunk_size = (num_participating_players + 1) * tape.length; + level->time = header[46] * 10; + level->gems_needed = header[47]; - putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED); - putFileChunkBE(file, "TAPE", CHUNK_SIZE_NONE); + /* The original Emerald Mine levels have their level number stored + at the second byte of the level file... + Do not trust this information at other level files, e.g. EMC, + but correct it anyway (normally the first row is completely + steel wall, so the correction does not hurt anyway). */ - putFileChunkBE(file, "VERS", FILE_VERS_CHUNK_SIZE); - SaveTape_VERS(file, &tape); + if (leveldata[1] == nr) + leveldata[1] = leveldata[2]; /* correct level number field */ - putFileChunkBE(file, "HEAD", TAPE_HEADER_SIZE); - SaveTape_HEAD(file, &tape); + sprintf(level->name, "Level %d", nr); - putFileChunkBE(file, "BODY", body_chunk_size); - SaveTape_BODY(file, &tape); + level->score[SC_EMERALD] = header[36]; + level->score[SC_DIAMOND] = header[37]; + level->score[SC_ROBOT] = header[38]; + level->score[SC_SPACESHIP] = header[39]; + level->score[SC_BUG] = header[40]; + level->score[SC_YAMYAM] = header[41]; + level->score[SC_NUT] = header[42]; + level->score[SC_DYNAMITE] = header[43]; + level->score[SC_TIME_BONUS] = header[44]; - fclose(file); + level->num_yamyam_contents = 4; - SetFilePermissions(filename, PERMS_PRIVATE); + for(i = 0; i < level->num_yamyam_contents; i++) + for(y = 0; y < 3; y++) + for(x = 0; x < 3; x++) + level->yamyam_content[i][x][y] = + map_em_element_yam(header[i * 9 + y * 3 + x]); - tape.changed = FALSE; + level->amoeba_speed = (header[52] * 256 + header[53]) % 256; + level->time_magic_wall = (header[54] * 256 + header[55]) * 16 / 100; + level->time_wheel = (header[56] * 256 + header[57]) * 16 / 100; + level->amoeba_content = EL_DIAMOND; - if (new_tape) - Request("tape saved !", REQ_CONFIRM); -} + for (y = 0; y < level->fieldy; y++) for (x = 0; x < level->fieldx; x++) + { + int new_element = map_em_element_field(body[y][x]); -void DumpTape(struct TapeInfo *tape) -{ - int i, j; + if (new_element == EL_AMOEBA_DEAD && level->amoeba_speed) + new_element = EL_AMOEBA_WET; - if (TAPE_IS_EMPTY(*tape)) - { - Error(ERR_WARN, "no tape available for level %d", tape->level_nr); - return; + level->field[x][y] = new_element; } - printf_line("-", 79); - printf("Tape of Level %03d (file version %06d, game version %06d)\n", - tape->level_nr, tape->file_version, tape->game_version); - printf_line("-", 79); + jx = (header[48] * 256 + header[49]) % 64; + jy = (header[48] * 256 + header[49]) / 64; + level->field[jx][jy] = EL_PLAYER_1; + + jx = (header[50] * 256 + header[51]) % 64; + jy = (header[50] * 256 + header[51]) / 64; + level->field[jx][jy] = EL_PLAYER_2; +} - for(i=0; ilength; i++) +void LoadLevelFromFileInfo(struct LevelInfo *level, + struct LevelFileInfo *level_file_info) +{ + switch (level_file_info->type) { - if (i >= MAX_TAPELEN) + case LEVEL_FILE_TYPE_RND: + LoadLevelFromFileInfo_RND(level, level_file_info); break; - printf("%03d: ", i); - - for(j=0; jplayer_participates[j]) - { - int action = tape->pos[i].action[j]; - - printf("%d:%02x ", j, action); - printf("[%c%c%c%c|%c%c] - ", - (action & JOY_LEFT ? '<' : ' '), - (action & JOY_RIGHT ? '>' : ' '), - (action & JOY_UP ? '^' : ' '), - (action & JOY_DOWN ? 'v' : ' '), - (action & JOY_BUTTON_1 ? '1' : ' '), - (action & JOY_BUTTON_2 ? '2' : ' ')); - } - } + case LEVEL_FILE_TYPE_EM: + LoadLevelFromFileInfo_EM(level, level_file_info); + break; - printf("(%03d)\n", tape->pos[i].delay); + default: + LoadLevelFromFileInfo_RND(level, level_file_info); + break; } - - printf_line("-", 79); } +void LoadLevelFromFilename(struct LevelInfo *level, char *filename) +{ + static struct LevelFileInfo level_file_info; + + level_file_info.nr = 0; /* unknown */ + level_file_info.type = LEVEL_FILE_TYPE_RND; /* no others supported yet */ + level_file_info.filename = filename; -/* ========================================================================= */ -/* score file functions */ -/* ========================================================================= */ + LoadLevelFromFileInfo(level, &level_file_info); +} -void LoadScore(int level_nr) +static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename) { - int i; - char *filename = getScoreFilename(level_nr); - char cookie[MAX_LINE_LEN]; - char line[MAX_LINE_LEN]; - char *line_ptr; - FILE *file; + if (leveldir_current == NULL) /* only when dumping level */ + return; - /* always start with reliable default values */ - for(i=0; isort_priority); +#endif + + /* determine correct game engine version of current level */ +#if 1 + if (!leveldir_current->latest_engine) +#else + if (IS_LEVELCLASS_CONTRIB(leveldir_current) || + IS_LEVELCLASS_PRIVATE(leveldir_current) || + IS_LEVELCLASS_UNDEFINED(leveldir_current)) +#endif + { +#if 0 + printf("\n::: This level is private or contributed: '%s'\n", filename); +#endif + +#if 0 + printf("\n::: Use the stored game engine version for this level\n"); +#endif + + /* For all levels which are not forced to use the latest game engine + version (normally user contributed, private and undefined levels), + use the version of the game engine the levels were created for. + + Since 2.0.1, the game engine version is now directly stored + in the level file (chunk "VERS"), so there is no need anymore + to set the game version from the file version (except for old, + pre-2.0 levels, where the game version is still taken from the + file format version used to store the level -- see above). */ + + /* do some special adjustments to support older level versions */ + if (level->file_version == FILE_VERSION_1_0) + { + Error(ERR_WARN, "level file '%s' has version number 1.0", filename); + Error(ERR_WARN, "using high speed movement for player"); + + /* player was faster than monsters in (pre-)1.0 levels */ + level->double_speed = TRUE; + } + + /* Default behaviour for EM style gems was "slippery" only in 2.0.1 */ + if (level->game_version == VERSION_IDENT(2,0,1,0)) + level->em_slippery_gems = TRUE; + } + else + { +#if 0 + printf("\n::: ALWAYS USE LATEST ENGINE FOR THIS LEVEL: [%d] '%s'\n", + leveldir_current->sort_priority, filename); +#endif + +#if 0 + printf("\n::: Use latest game engine version for this level.\n"); +#endif + + /* For all levels which are forced to use the latest game engine version + (normally all but user contributed, private and undefined levels), set + the game engine version to the actual version; this allows for actual + corrections in the game engine to take effect for existing, converted + levels (from "classic" or other existing games) to make the emulation + of the corresponding game more accurate, while (hopefully) not breaking + existing levels created from other players. */ + +#if 0 + printf("::: changing engine from %d to %d\n", + level->game_version, GAME_VERSION_ACTUAL); +#endif + + level->game_version = GAME_VERSION_ACTUAL; + + /* Set special EM style gems behaviour: EM style gems slip down from + normal, steel and growing wall. As this is a more fundamental change, + it seems better to set the default behaviour to "off" (as it is more + natural) and make it configurable in the level editor (as a property + of gem style elements). Already existing converted levels (neither + private nor contributed levels) are changed to the new behaviour. */ + + if (level->file_version < FILE_VERSION_2_0) + level->em_slippery_gems = TRUE; + } + +#if 0 + printf("::: => %d\n", level->game_version); +#endif +} + +static void LoadLevel_InitElements(struct LevelInfo *level, char *filename) +{ + int i, j; + + /* map custom element change events that have changed in newer versions + (these following values were accidentally changed in version 3.0.1) */ + if (level->game_version <= VERSION_IDENT(3,0,0,0)) + { + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + /* order of checking and copying events to be mapped is important */ + for (j = CE_BY_OTHER_ACTION; j >= CE_BY_PLAYER_OBSOLETE; j--) + { + if (HAS_CHANGE_EVENT(element, j - 2)) + { + SET_CHANGE_EVENT(element, j - 2, FALSE); + SET_CHANGE_EVENT(element, j, TRUE); + } + } + + /* order of checking and copying events to be mapped is important */ + for (j = CE_OTHER_GETS_COLLECTED; j >= CE_HITTING_SOMETHING; j--) + { + if (HAS_CHANGE_EVENT(element, j - 1)) + { + SET_CHANGE_EVENT(element, j - 1, FALSE); + SET_CHANGE_EVENT(element, j, TRUE); + } + } + } + } + + /* some custom element change events get mapped since version 3.0.3 */ + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (HAS_CHANGE_EVENT(element, CE_BY_PLAYER_OBSOLETE) || + HAS_CHANGE_EVENT(element, CE_BY_COLLISION_OBSOLETE)) + { + SET_CHANGE_EVENT(element, CE_BY_PLAYER_OBSOLETE, FALSE); + SET_CHANGE_EVENT(element, CE_BY_COLLISION_OBSOLETE, FALSE); + + SET_CHANGE_EVENT(element, CE_BY_DIRECT_ACTION, TRUE); + } + } + + /* initialize "can_change" field for old levels with only one change page */ + if (level->game_version <= VERSION_IDENT(3,0,2,0)) + { + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (CAN_CHANGE(element)) + element_info[element].change->can_change = TRUE; + } + } + +#if 0 + /* set default push delay values (corrected since version 3.0.7-1) */ + if (level->game_version < VERSION_IDENT(3,0,7,1)) + { + game.default_push_delay_fixed = 2; + game.default_push_delay_random = 8; + } + else + { + game.default_push_delay_fixed = 8; + game.default_push_delay_random = 8; + } + + /* set uninitialized push delay values of custom elements in older levels */ + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (element_info[element].push_delay_fixed == -1) + element_info[element].push_delay_fixed = game.default_push_delay_fixed; + if (element_info[element].push_delay_random == -1) + element_info[element].push_delay_random = game.default_push_delay_random; + } +#endif + + /* initialize element properties for level editor etc. */ + InitElementPropertiesEngine(level->game_version); +} + +static void LoadLevel_InitPlayfield(struct LevelInfo *level, char *filename) +{ + int x, y; + + /* map elements that have changed in newer versions */ + for (y = 0; y < level->fieldy; y++) + { + for (x = 0; x < level->fieldx; x++) + { + int element = level->field[x][y]; + + if (level->game_version <= VERSION_IDENT(2,2,0,0)) + { + /* map game font elements */ + element = (element == EL_CHAR('[') ? EL_CHAR_AUMLAUT : + element == EL_CHAR('\\') ? EL_CHAR_OUMLAUT : + element == EL_CHAR(']') ? EL_CHAR_UUMLAUT : + element == EL_CHAR('^') ? EL_CHAR_COPYRIGHT : element); + } + + if (level->game_version < VERSION_IDENT(3,0,0,0)) + { + /* map Supaplex gravity tube elements */ + element = (element == EL_SP_GRAVITY_PORT_LEFT ? EL_SP_PORT_LEFT : + element == EL_SP_GRAVITY_PORT_RIGHT ? EL_SP_PORT_RIGHT : + element == EL_SP_GRAVITY_PORT_UP ? EL_SP_PORT_UP : + element == EL_SP_GRAVITY_PORT_DOWN ? EL_SP_PORT_DOWN : + element); + } + + level->field[x][y] = element; + } + } + + /* copy elements to runtime playfield array */ + for (x = 0; x < MAX_LEV_FIELDX; x++) + for (y = 0; y < MAX_LEV_FIELDY; y++) + Feld[x][y] = level->field[x][y]; + + /* initialize level size variables for faster access */ + lev_fieldx = level->fieldx; + lev_fieldy = level->fieldy; + + /* determine border element for this level */ + SetBorderElement(); +} + +void LoadLevelTemplate(int nr) +{ +#if 1 + struct LevelFileInfo *level_file_info = getLevelFileInfo(nr); + char *filename = level_file_info->filename; + + LoadLevelFromFileInfo(&level, level_file_info); +#else + char *filename = getDefaultLevelFilename(nr); + + LoadLevelFromFilename_RND(&level_template, filename); +#endif + + LoadLevel_InitVersion(&level, filename); + LoadLevel_InitElements(&level, filename); + + ActivateLevelTemplate(); +} + +void LoadLevel(int nr) +{ +#if 1 + struct LevelFileInfo *level_file_info = getLevelFileInfo(nr); + char *filename = level_file_info->filename; + + LoadLevelFromFileInfo(&level, level_file_info); +#else + char *filename = getLevelFilename(nr); + + LoadLevelFromFilename_RND(&level, filename); +#endif + + if (level.use_custom_template) + LoadLevelTemplate(-1); + +#if 1 + LoadLevel_InitVersion(&level, filename); + LoadLevel_InitElements(&level, filename); + LoadLevel_InitPlayfield(&level, filename); +#else + LoadLevel_InitLevel(&level, filename); +#endif +} + +static void SaveLevel_VERS(FILE *file, struct LevelInfo *level) +{ + putFileVersion(file, level->file_version); + putFileVersion(file, level->game_version); +} + +static void SaveLevel_HEAD(FILE *file, struct LevelInfo *level) +{ + int i, x, y; + + putFile8Bit(file, level->fieldx); + putFile8Bit(file, level->fieldy); + + putFile16BitBE(file, level->time); + putFile16BitBE(file, level->gems_needed); + + for (i = 0; i < MAX_LEVEL_NAME_LEN; i++) + putFile8Bit(file, level->name[i]); + + for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++) + putFile8Bit(file, level->score[i]); + + for (i = 0; i < STD_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile8Bit(file, (level->encoding_16bit_yamyam ? EL_EMPTY : + level->yamyam_content[i][x][y])); + putFile8Bit(file, level->amoeba_speed); + putFile8Bit(file, level->time_magic_wall); + putFile8Bit(file, level->time_wheel); + putFile8Bit(file, (level->encoding_16bit_amoeba ? EL_EMPTY : + level->amoeba_content)); + putFile8Bit(file, (level->double_speed ? 1 : 0)); + putFile8Bit(file, (level->initial_gravity ? 1 : 0)); + putFile8Bit(file, (level->encoding_16bit_field ? 1 : 0)); + putFile8Bit(file, (level->em_slippery_gems ? 1 : 0)); + + putFile8Bit(file, (level->use_custom_template ? 1 : 0)); + + WriteUnusedBytesToFile(file, LEVEL_HEADER_UNUSED); +} + +static void SaveLevel_AUTH(FILE *file, struct LevelInfo *level) +{ + int i; + + for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++) + putFile8Bit(file, level->author[i]); +} + +static void SaveLevel_BODY(FILE *file, struct LevelInfo *level) +{ + int x, y; + + for (y = 0; y < level->fieldy; y++) + for (x = 0; x < level->fieldx; x++) + if (level->encoding_16bit_field) + putFile16BitBE(file, level->field[x][y]); + else + putFile8Bit(file, level->field[x][y]); +} + +#if 0 +static void SaveLevel_CONT(FILE *file, struct LevelInfo *level) +{ + int i, x, y; + + putFile8Bit(file, EL_YAMYAM); + putFile8Bit(file, level->num_yamyam_contents); + putFile8Bit(file, 0); + putFile8Bit(file, 0); + + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + if (level->encoding_16bit_field) + putFile16BitBE(file, level->yamyam_content[i][x][y]); + else + putFile8Bit(file, level->yamyam_content[i][x][y]); +} +#endif + +static void SaveLevel_CNT2(FILE *file, struct LevelInfo *level, int element) +{ + int i, x, y; + int num_contents, content_xsize, content_ysize; + int content_array[MAX_ELEMENT_CONTENTS][3][3]; + + if (element == EL_YAMYAM) + { + num_contents = level->num_yamyam_contents; + content_xsize = 3; + content_ysize = 3; + + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + content_array[i][x][y] = level->yamyam_content[i][x][y]; + } + else if (element == EL_BD_AMOEBA) + { + num_contents = 1; + content_xsize = 1; + content_ysize = 1; + + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + content_array[i][x][y] = EL_EMPTY; + content_array[0][0][0] = level->amoeba_content; + } + else + { + /* chunk header already written -- write empty chunk data */ + WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_SIZE); + + Error(ERR_WARN, "cannot save content for element '%d'", element); + return; + } + + putFile16BitBE(file, element); + putFile8Bit(file, num_contents); + putFile8Bit(file, content_xsize); + putFile8Bit(file, content_ysize); + + WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_UNUSED); + + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile16BitBE(file, content_array[i][x][y]); +} + +static void SaveLevel_CNT3(FILE *file, struct LevelInfo *level, int element) +{ + int i; + int envelope_nr = element - EL_ENVELOPE_1; + int envelope_len = strlen(level->envelope_text[envelope_nr]) + 1; + + putFile16BitBE(file, element); + putFile16BitBE(file, envelope_len); + putFile8Bit(file, level->envelope_xsize[envelope_nr]); + putFile8Bit(file, level->envelope_ysize[envelope_nr]); + + WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT3_UNUSED); + + for (i = 0; i < envelope_len; i++) + putFile8Bit(file, level->envelope_text[envelope_nr][i]); +} + +#if 0 +static void SaveLevel_CUS1(FILE *file, struct LevelInfo *level, + int num_changed_custom_elements) +{ + int i, check = 0; + + putFile16BitBE(file, num_changed_custom_elements); + + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (Properties[element][EP_BITFIELD_BASE] != EP_BITMASK_DEFAULT) + { + if (check < num_changed_custom_elements) + { + putFile16BitBE(file, element); + putFile32BitBE(file, Properties[element][EP_BITFIELD_BASE]); + } + + check++; + } + } + + if (check != num_changed_custom_elements) /* should not happen */ + Error(ERR_WARN, "inconsistent number of custom element properties"); +} +#endif + +#if 0 +static void SaveLevel_CUS2(FILE *file, struct LevelInfo *level, + int num_changed_custom_elements) +{ + int i, check = 0; + + putFile16BitBE(file, num_changed_custom_elements); + + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (element_info[element].change->target_element != EL_EMPTY_SPACE) + { + if (check < num_changed_custom_elements) + { + putFile16BitBE(file, element); + putFile16BitBE(file, element_info[element].change->target_element); + } + + check++; + } + } + + if (check != num_changed_custom_elements) /* should not happen */ + Error(ERR_WARN, "inconsistent number of custom target elements"); +} +#endif + +#if 0 +static void SaveLevel_CUS3(FILE *file, struct LevelInfo *level, + int num_changed_custom_elements) +{ + int i, j, x, y, check = 0; + + putFile16BitBE(file, num_changed_custom_elements); + + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (element_info[element].modified_settings) + { + if (check < num_changed_custom_elements) + { + putFile16BitBE(file, element); + + for (j = 0; j < MAX_ELEMENT_NAME_LEN; j++) + putFile8Bit(file, element_info[element].description[j]); + + putFile32BitBE(file, Properties[element][EP_BITFIELD_BASE]); + + /* some free bytes for future properties and padding */ + WriteUnusedBytesToFile(file, 7); + + putFile8Bit(file, element_info[element].use_gfx_element); + putFile16BitBE(file, element_info[element].gfx_element); + + putFile8Bit(file, element_info[element].collect_score); + putFile8Bit(file, element_info[element].collect_count); + + putFile16BitBE(file, element_info[element].push_delay_fixed); + putFile16BitBE(file, element_info[element].push_delay_random); + putFile16BitBE(file, element_info[element].move_delay_fixed); + putFile16BitBE(file, element_info[element].move_delay_random); + + putFile16BitBE(file, element_info[element].move_pattern); + putFile8Bit(file, element_info[element].move_direction_initial); + putFile8Bit(file, element_info[element].move_stepsize); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile16BitBE(file, element_info[element].content[x][y]); + + putFile32BitBE(file, element_info[element].change->events); + + putFile16BitBE(file, element_info[element].change->target_element); + + putFile16BitBE(file, element_info[element].change->delay_fixed); + putFile16BitBE(file, element_info[element].change->delay_random); + putFile16BitBE(file, element_info[element].change->delay_frames); + + putFile16BitBE(file, element_info[element].change->trigger_element); + + putFile8Bit(file, element_info[element].change->explode); + putFile8Bit(file, element_info[element].change->use_content); + putFile8Bit(file, element_info[element].change->only_complete); + putFile8Bit(file, element_info[element].change->use_random_change); + + putFile8Bit(file, element_info[element].change->random); + putFile8Bit(file, element_info[element].change->power); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile16BitBE(file, element_info[element].change->content[x][y]); + + putFile8Bit(file, element_info[element].slippery_type); + + /* some free bytes for future properties and padding */ + WriteUnusedBytesToFile(file, LEVEL_CPART_CUS3_UNUSED); + } + + check++; + } + } + + if (check != num_changed_custom_elements) /* should not happen */ + Error(ERR_WARN, "inconsistent number of custom element properties"); +} +#endif + +static void SaveLevel_CUS4(FILE *file, struct LevelInfo *level, int element) +{ + struct ElementInfo *ei = &element_info[element]; + int i, x, y; + + putFile16BitBE(file, element); + + for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++) + putFile8Bit(file, ei->description[i]); + + putFile32BitBE(file, Properties[element][EP_BITFIELD_BASE]); + WriteUnusedBytesToFile(file, 4); /* reserved for more base properties */ + + putFile8Bit(file, ei->num_change_pages); + + /* some free bytes for future base property values and padding */ + WriteUnusedBytesToFile(file, 5); + + /* write custom property values */ + + putFile8Bit(file, ei->use_gfx_element); + putFile16BitBE(file, ei->gfx_element); + + putFile8Bit(file, ei->collect_score); + putFile8Bit(file, ei->collect_count); + + putFile16BitBE(file, ei->push_delay_fixed); + putFile16BitBE(file, ei->push_delay_random); + putFile16BitBE(file, ei->move_delay_fixed); + putFile16BitBE(file, ei->move_delay_random); + + putFile16BitBE(file, ei->move_pattern); + putFile8Bit(file, ei->move_direction_initial); + putFile8Bit(file, ei->move_stepsize); + + putFile8Bit(file, ei->slippery_type); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile16BitBE(file, ei->content[x][y]); + + /* some free bytes for future custom property values and padding */ + WriteUnusedBytesToFile(file, 12); + + /* write change property values */ + + for (i = 0; i < ei->num_change_pages; i++) + { + struct ElementChangeInfo *change = &ei->change_page[i]; + + putFile32BitBE(file, change->events); + + putFile16BitBE(file, change->target_element); + + putFile16BitBE(file, change->delay_fixed); + putFile16BitBE(file, change->delay_random); + putFile16BitBE(file, change->delay_frames); + + putFile16BitBE(file, change->trigger_element); + + putFile8Bit(file, change->explode); + putFile8Bit(file, change->use_content); + putFile8Bit(file, change->only_complete); + putFile8Bit(file, change->use_random_change); + + putFile8Bit(file, change->random); + putFile8Bit(file, change->power); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile16BitBE(file, change->content[x][y]); + + putFile8Bit(file, change->can_change); + + putFile8Bit(file, change->sides); + + /* some free bytes for future change property values and padding */ + WriteUnusedBytesToFile(file, 8); + } +} + +static void SaveLevelFromFilename(struct LevelInfo *level, char *filename) +{ + int body_chunk_size; + int i, x, y; + FILE *file; + + if (!(file = fopen(filename, MODE_WRITE))) + { + Error(ERR_WARN, "cannot save level file '%s'", filename); + return; + } + + level->file_version = FILE_VERSION_ACTUAL; + level->game_version = GAME_VERSION_ACTUAL; + + /* check level field for 16-bit elements */ + level->encoding_16bit_field = FALSE; + for (y = 0; y < level->fieldy; y++) + for (x = 0; x < level->fieldx; x++) + if (level->field[x][y] > 255) + level->encoding_16bit_field = TRUE; + + /* check yamyam content for 16-bit elements */ + level->encoding_16bit_yamyam = FALSE; + for (i = 0; i < level->num_yamyam_contents; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + if (level->yamyam_content[i][x][y] > 255) + level->encoding_16bit_yamyam = TRUE; + + /* check amoeba content for 16-bit elements */ + level->encoding_16bit_amoeba = FALSE; + if (level->amoeba_content > 255) + level->encoding_16bit_amoeba = TRUE; + + /* calculate size of "BODY" chunk */ + body_chunk_size = + level->fieldx * level->fieldy * (level->encoding_16bit_field ? 2 : 1); + + putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED); + putFileChunkBE(file, "CAVE", CHUNK_SIZE_NONE); + + putFileChunkBE(file, "VERS", FILE_VERS_CHUNK_SIZE); + SaveLevel_VERS(file, level); + + putFileChunkBE(file, "HEAD", LEVEL_HEADER_SIZE); + SaveLevel_HEAD(file, level); + + putFileChunkBE(file, "AUTH", MAX_LEVEL_AUTHOR_LEN); + SaveLevel_AUTH(file, level); + + putFileChunkBE(file, "BODY", body_chunk_size); + SaveLevel_BODY(file, level); + + if (level->encoding_16bit_yamyam || + level->num_yamyam_contents != STD_ELEMENT_CONTENTS) + { + putFileChunkBE(file, "CNT2", LEVEL_CHUNK_CNT2_SIZE); + SaveLevel_CNT2(file, level, EL_YAMYAM); + } + + if (level->encoding_16bit_amoeba) + { + putFileChunkBE(file, "CNT2", LEVEL_CHUNK_CNT2_SIZE); + SaveLevel_CNT2(file, level, EL_BD_AMOEBA); + } + + /* check for envelope content */ + for (i = 0; i < 4; i++) + { + if (strlen(level->envelope_text[i]) > 0) + { + int envelope_len = strlen(level->envelope_text[i]) + 1; + + putFileChunkBE(file, "CNT3", LEVEL_CHUNK_CNT3_HEADER + envelope_len); + SaveLevel_CNT3(file, level, EL_ENVELOPE_1 + i); + } + } + + /* check for non-default custom elements (unless using template level) */ + if (!level->use_custom_template) + { + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (element_info[element].modified_settings) + { + int num_change_pages = element_info[element].num_change_pages; + + putFileChunkBE(file, "CUS4", LEVEL_CHUNK_CUS4_SIZE(num_change_pages)); + SaveLevel_CUS4(file, level, element); + } + } + } + + fclose(file); + + SetFilePermissions(filename, PERMS_PRIVATE); +} + +void SaveLevel(int nr) +{ + char *filename = getDefaultLevelFilename(nr); + + SaveLevelFromFilename(&level, filename); +} + +void SaveLevelTemplate() +{ + char *filename = getDefaultLevelFilename(-1); + + SaveLevelFromFilename(&level, filename); +} + +void DumpLevel(struct LevelInfo *level) +{ + printf_line("-", 79); + printf("Level xxx (file version %08d, game version %08d)\n", + level->file_version, level->game_version); + printf_line("-", 79); + + printf("Level Author: '%s'\n", level->author); + printf("Level Title: '%s'\n", level->name); + printf("\n"); + printf("Playfield Size: %d x %d\n", level->fieldx, level->fieldy); + printf("\n"); + printf("Level Time: %d seconds\n", level->time); + printf("Gems needed: %d\n", level->gems_needed); + printf("\n"); + printf("Time for Magic Wall: %d seconds\n", level->time_magic_wall); + printf("Time for Wheel: %d seconds\n", level->time_wheel); + printf("Time for Light: %d seconds\n", level->time_light); + printf("Time for Timegate: %d seconds\n", level->time_timegate); + printf("\n"); + printf("Amoeba Speed: %d\n", level->amoeba_speed); + printf("\n"); + printf("Gravity: %s\n", (level->initial_gravity ? "yes" : "no")); + printf("Double Speed Movement: %s\n", (level->double_speed ? "yes" : "no")); + printf("EM style slippery gems: %s\n", (level->em_slippery_gems ? "yes" : "no")); + + printf_line("-", 79); +} + + +/* ========================================================================= */ +/* tape file functions */ +/* ========================================================================= */ + +static void setTapeInfoToDefaults() +{ + int i; + + /* always start with reliable default values (empty tape) */ + TapeErase(); + + /* default values (also for pre-1.2 tapes) with only the first player */ + tape.player_participates[0] = TRUE; + for (i = 1; i < MAX_PLAYERS; i++) + tape.player_participates[i] = FALSE; + + /* at least one (default: the first) player participates in every tape */ + tape.num_participating_players = 1; + + tape.level_nr = level_nr; + tape.counter = 0; + tape.changed = FALSE; + + tape.recording = FALSE; + tape.playing = FALSE; + tape.pausing = FALSE; +} + +static int LoadTape_VERS(FILE *file, int chunk_size, struct TapeInfo *tape) +{ + tape->file_version = getFileVersion(file); + tape->game_version = getFileVersion(file); + + return chunk_size; +} + +static int LoadTape_HEAD(FILE *file, int chunk_size, struct TapeInfo *tape) +{ + int i; + + tape->random_seed = getFile32BitBE(file); + tape->date = getFile32BitBE(file); + tape->length = getFile32BitBE(file); + + /* read header fields that are new since version 1.2 */ + if (tape->file_version >= FILE_VERSION_1_2) + { + byte store_participating_players = getFile8Bit(file); + int engine_version; + + /* since version 1.2, tapes store which players participate in the tape */ + tape->num_participating_players = 0; + for (i = 0; i < MAX_PLAYERS; i++) + { + tape->player_participates[i] = FALSE; + + if (store_participating_players & (1 << i)) + { + tape->player_participates[i] = TRUE; + tape->num_participating_players++; + } + } + + ReadUnusedBytesFromFile(file, TAPE_HEADER_UNUSED); + + engine_version = getFileVersion(file); + if (engine_version > 0) + tape->engine_version = engine_version; + else + tape->engine_version = tape->game_version; + } + + return chunk_size; +} + +static int LoadTape_INFO(FILE *file, int chunk_size, struct TapeInfo *tape) +{ + int level_identifier_size; + int i; + + level_identifier_size = getFile16BitBE(file); + + tape->level_identifier = + checked_realloc(tape->level_identifier, level_identifier_size); + + for (i = 0; i < level_identifier_size; i++) + tape->level_identifier[i] = getFile8Bit(file); + + tape->level_nr = getFile16BitBE(file); + + chunk_size = 2 + level_identifier_size + 2; + + return chunk_size; +} + +static int LoadTape_BODY(FILE *file, int chunk_size, struct TapeInfo *tape) +{ + int i, j; + int chunk_size_expected = + (tape->num_participating_players + 1) * tape->length; + + if (chunk_size_expected != chunk_size) + { + ReadUnusedBytesFromFile(file, chunk_size); + return chunk_size_expected; + } + + for (i = 0; i < tape->length; i++) + { + if (i >= MAX_TAPELEN) + break; + + for (j = 0; j < MAX_PLAYERS; j++) + { + tape->pos[i].action[j] = MV_NO_MOVING; + + if (tape->player_participates[j]) + tape->pos[i].action[j] = getFile8Bit(file); + } + + tape->pos[i].delay = getFile8Bit(file); + + if (tape->file_version == FILE_VERSION_1_0) + { + /* eliminate possible diagonal moves in old tapes */ + /* this is only for backward compatibility */ + + byte joy_dir[4] = { JOY_LEFT, JOY_RIGHT, JOY_UP, JOY_DOWN }; + byte action = tape->pos[i].action[0]; + int k, num_moves = 0; + + for (k = 0; k<4; k++) + { + if (action & joy_dir[k]) + { + tape->pos[i + num_moves].action[0] = joy_dir[k]; + if (num_moves > 0) + tape->pos[i + num_moves].delay = 0; + num_moves++; + } + } + + if (num_moves > 1) + { + num_moves--; + i += num_moves; + tape->length += num_moves; + } + } + else if (tape->file_version < FILE_VERSION_2_0) + { + /* convert pre-2.0 tapes to new tape format */ + + if (tape->pos[i].delay > 1) + { + /* action part */ + tape->pos[i + 1] = tape->pos[i]; + tape->pos[i + 1].delay = 1; + + /* delay part */ + for (j = 0; j < MAX_PLAYERS; j++) + tape->pos[i].action[j] = MV_NO_MOVING; + tape->pos[i].delay--; + + i++; + tape->length++; + } + } + + if (feof(file)) + break; + } + + if (i != tape->length) + chunk_size = (tape->num_participating_players + 1) * i; + + return chunk_size; +} + +void LoadTapeFromFilename(char *filename) +{ + char cookie[MAX_LINE_LEN]; + char chunk_name[CHUNK_ID_LEN + 1]; + FILE *file; + int chunk_size; + + /* always start with reliable default values */ + setTapeInfoToDefaults(); + + if (!(file = fopen(filename, MODE_READ))) + return; + + getFileChunkBE(file, chunk_name, NULL); + if (strcmp(chunk_name, "RND1") == 0) + { + getFile32BitBE(file); /* not used */ + + getFileChunkBE(file, chunk_name, NULL); + if (strcmp(chunk_name, "TAPE") != 0) + { + Error(ERR_WARN, "unknown format of tape file '%s'", filename); + fclose(file); + return; + } + } + else /* check for pre-2.0 file format with cookie string */ + { + strcpy(cookie, chunk_name); + fgets(&cookie[4], MAX_LINE_LEN - 4, file); + if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n') + cookie[strlen(cookie) - 1] = '\0'; + + if (!checkCookieString(cookie, TAPE_COOKIE_TMPL)) + { + Error(ERR_WARN, "unknown format of tape file '%s'", filename); + fclose(file); + return; + } + + if ((tape.file_version = getFileVersionFromCookieString(cookie)) == -1) + { + Error(ERR_WARN, "unsupported version of tape file '%s'", filename); + fclose(file); + return; + } + + /* pre-2.0 tape files have no game version, so use file version here */ + tape.game_version = tape.file_version; + } + + if (tape.file_version < FILE_VERSION_1_2) + { + /* tape files from versions before 1.2.0 without chunk structure */ + LoadTape_HEAD(file, TAPE_HEADER_SIZE, &tape); + LoadTape_BODY(file, 2 * tape.length, &tape); + } + else + { + static struct + { + char *name; + int size; + int (*loader)(FILE *, int, struct TapeInfo *); + } + chunk_info[] = + { + { "VERS", FILE_VERS_CHUNK_SIZE, LoadTape_VERS }, + { "HEAD", TAPE_HEADER_SIZE, LoadTape_HEAD }, + { "INFO", -1, LoadTape_INFO }, + { "BODY", -1, LoadTape_BODY }, + { NULL, 0, NULL } + }; + + while (getFileChunkBE(file, chunk_name, &chunk_size)) + { + int i = 0; + + while (chunk_info[i].name != NULL && + strcmp(chunk_name, chunk_info[i].name) != 0) + i++; + + if (chunk_info[i].name == NULL) + { + Error(ERR_WARN, "unknown chunk '%s' in tape file '%s'", + chunk_name, filename); + ReadUnusedBytesFromFile(file, chunk_size); + } + else if (chunk_info[i].size != -1 && + chunk_info[i].size != chunk_size) + { + Error(ERR_WARN, "wrong size (%d) of chunk '%s' in tape file '%s'", + chunk_size, chunk_name, filename); + ReadUnusedBytesFromFile(file, chunk_size); + } + else + { + /* call function to load this tape chunk */ + int chunk_size_expected = + (chunk_info[i].loader)(file, chunk_size, &tape); + + /* the size of some chunks cannot be checked before reading other + chunks first (like "HEAD" and "BODY") that contain some header + information, so check them here */ + if (chunk_size_expected != chunk_size) + { + Error(ERR_WARN, "wrong size (%d) of chunk '%s' in tape file '%s'", + chunk_size, chunk_name, filename); + } + } + } + } + + fclose(file); + + tape.length_seconds = GetTapeLength(); + +#if 0 + printf("::: tape game version: %d\n", tape.game_version); + printf("::: tape engine version: %d\n", tape.engine_version); +#endif +} + +void LoadTape(int nr) +{ + char *filename = getTapeFilename(nr); + + LoadTapeFromFilename(filename); +} + +void LoadSolutionTape(int nr) +{ + char *filename = getSolutionTapeFilename(nr); + + LoadTapeFromFilename(filename); +} + +static void SaveTape_VERS(FILE *file, struct TapeInfo *tape) +{ + putFileVersion(file, tape->file_version); + putFileVersion(file, tape->game_version); +} + +static void SaveTape_HEAD(FILE *file, struct TapeInfo *tape) +{ + int i; + byte store_participating_players = 0; + + /* set bits for participating players for compact storage */ + for (i = 0; i < MAX_PLAYERS; i++) + if (tape->player_participates[i]) + store_participating_players |= (1 << i); + + putFile32BitBE(file, tape->random_seed); + putFile32BitBE(file, tape->date); + putFile32BitBE(file, tape->length); + + putFile8Bit(file, store_participating_players); + + /* unused bytes not at the end here for 4-byte alignment of engine_version */ + WriteUnusedBytesToFile(file, TAPE_HEADER_UNUSED); + + putFileVersion(file, tape->engine_version); +} + +static void SaveTape_INFO(FILE *file, struct TapeInfo *tape) +{ + int level_identifier_size = strlen(tape->level_identifier) + 1; + int i; + + putFile16BitBE(file, level_identifier_size); + + for (i = 0; i < level_identifier_size; i++) + putFile8Bit(file, tape->level_identifier[i]); + + putFile16BitBE(file, tape->level_nr); +} + +static void SaveTape_BODY(FILE *file, struct TapeInfo *tape) +{ + int i, j; + + for (i = 0; i < tape->length; i++) + { + for (j = 0; j < MAX_PLAYERS; j++) + if (tape->player_participates[j]) + putFile8Bit(file, tape->pos[i].action[j]); + + putFile8Bit(file, tape->pos[i].delay); + } +} + +void SaveTape(int nr) +{ + char *filename = getTapeFilename(nr); + FILE *file; + boolean new_tape = TRUE; + int num_participating_players = 0; + int info_chunk_size; + int body_chunk_size; + int i; + + InitTapeDirectory(leveldir_current->filename); + + /* if a tape still exists, ask to overwrite it */ + if (access(filename, F_OK) == 0) + { + new_tape = FALSE; + if (!Request("Replace old tape ?", REQ_ASK)) + return; + } + + if (!(file = fopen(filename, MODE_WRITE))) + { + Error(ERR_WARN, "cannot save level recording file '%s'", filename); + return; + } + + tape.file_version = FILE_VERSION_ACTUAL; + tape.game_version = GAME_VERSION_ACTUAL; + + /* count number of participating players */ + for (i = 0; i < MAX_PLAYERS; i++) + if (tape.player_participates[i]) + num_participating_players++; + + info_chunk_size = 2 + (strlen(tape.level_identifier) + 1) + 2; + body_chunk_size = (num_participating_players + 1) * tape.length; + + putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED); + putFileChunkBE(file, "TAPE", CHUNK_SIZE_NONE); + + putFileChunkBE(file, "VERS", FILE_VERS_CHUNK_SIZE); + SaveTape_VERS(file, &tape); + + putFileChunkBE(file, "HEAD", TAPE_HEADER_SIZE); + SaveTape_HEAD(file, &tape); + + putFileChunkBE(file, "INFO", info_chunk_size); + SaveTape_INFO(file, &tape); + + putFileChunkBE(file, "BODY", body_chunk_size); + SaveTape_BODY(file, &tape); + + fclose(file); + + SetFilePermissions(filename, PERMS_PRIVATE); + + tape.changed = FALSE; + + if (new_tape) + Request("tape saved !", REQ_CONFIRM); +} + +void DumpTape(struct TapeInfo *tape) +{ + int i, j; + + if (TAPE_IS_EMPTY(*tape)) + { + Error(ERR_WARN, "no tape available for level %d", tape->level_nr); + return; + } + + printf_line("-", 79); + printf("Tape of Level %03d (file version %08d, game version %08d)\n", + tape->level_nr, tape->file_version, tape->game_version); + printf("Level series identifier: '%s'\n", tape->level_identifier); + printf_line("-", 79); + + for (i = 0; i < tape->length; i++) + { + if (i >= MAX_TAPELEN) + break; + + printf("%03d: ", i); + + for (j = 0; j < MAX_PLAYERS; j++) + { + if (tape->player_participates[j]) + { + int action = tape->pos[i].action[j]; + + printf("%d:%02x ", j, action); + printf("[%c%c%c%c|%c%c] - ", + (action & JOY_LEFT ? '<' : ' '), + (action & JOY_RIGHT ? '>' : ' '), + (action & JOY_UP ? '^' : ' '), + (action & JOY_DOWN ? 'v' : ' '), + (action & JOY_BUTTON_1 ? '1' : ' '), + (action & JOY_BUTTON_2 ? '2' : ' ')); + } + } + + printf("(%03d)\n", tape->pos[i].delay); + } + + printf_line("-", 79); +} + + +/* ========================================================================= */ +/* score file functions */ +/* ========================================================================= */ + +void LoadScore(int nr) +{ + int i; + char *filename = getScoreFilename(nr); + char cookie[MAX_LINE_LEN]; + char line[MAX_LINE_LEN]; + char *line_ptr; + FILE *file; + + /* always start with reliable default values */ + for (i = 0; i < MAX_SCORE_ENTRIES; i++) + { + strcpy(highscore[i].Name, EMPTY_PLAYER_NAME); + highscore[i].Score = 0; + } + + if (!(file = fopen(filename, MODE_READ))) + return; + + /* check file identifier */ + fgets(cookie, MAX_LINE_LEN, file); + if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n') + cookie[strlen(cookie) - 1] = '\0'; + + if (!checkCookieString(cookie, SCORE_COOKIE)) + { + Error(ERR_WARN, "unknown format of score file '%s'", filename); + fclose(file); + return; + } + + for (i = 0; i < MAX_SCORE_ENTRIES; i++) + { + fscanf(file, "%d", &highscore[i].Score); + fgets(line, MAX_LINE_LEN, file); + + if (line[strlen(line) - 1] == '\n') + line[strlen(line) - 1] = '\0'; + + for (line_ptr = line; *line_ptr; line_ptr++) + { + if (*line_ptr != ' ' && *line_ptr != '\t' && *line_ptr != '\0') + { + strncpy(highscore[i].Name, line_ptr, MAX_PLAYER_NAME_LEN); + highscore[i].Name[MAX_PLAYER_NAME_LEN] = '\0'; + break; + } + } + } + + fclose(file); +} + +void SaveScore(int nr) +{ + int i; + char *filename = getScoreFilename(nr); + FILE *file; + + InitScoreDirectory(leveldir_current->filename); + + if (!(file = fopen(filename, MODE_WRITE))) + { + Error(ERR_WARN, "cannot save score for level %d", nr); + return; + } + + fprintf(file, "%s\n\n", SCORE_COOKIE); + + for (i = 0; i < MAX_SCORE_ENTRIES; i++) + fprintf(file, "%d %s\n", highscore[i].Score, highscore[i].Name); + + fclose(file); + + SetFilePermissions(filename, PERMS_PUBLIC); +} + + +/* ========================================================================= */ +/* setup file functions */ +/* ========================================================================= */ + +#define TOKEN_STR_PLAYER_PREFIX "player_" + +/* global setup */ +#define SETUP_TOKEN_PLAYER_NAME 0 +#define SETUP_TOKEN_SOUND 1 +#define SETUP_TOKEN_SOUND_LOOPS 2 +#define SETUP_TOKEN_SOUND_MUSIC 3 +#define SETUP_TOKEN_SOUND_SIMPLE 4 +#define SETUP_TOKEN_TOONS 5 +#define SETUP_TOKEN_SCROLL_DELAY 6 +#define SETUP_TOKEN_SOFT_SCROLLING 7 +#define SETUP_TOKEN_FADING 8 +#define SETUP_TOKEN_AUTORECORD 9 +#define SETUP_TOKEN_QUICK_DOORS 10 +#define SETUP_TOKEN_TEAM_MODE 11 +#define SETUP_TOKEN_HANDICAP 12 +#define SETUP_TOKEN_TIME_LIMIT 13 +#define SETUP_TOKEN_FULLSCREEN 14 +#define SETUP_TOKEN_ASK_ON_ESCAPE 15 +#define SETUP_TOKEN_GRAPHICS_SET 16 +#define SETUP_TOKEN_SOUNDS_SET 17 +#define SETUP_TOKEN_MUSIC_SET 18 +#define SETUP_TOKEN_OVERRIDE_LEVEL_GRAPHICS 19 +#define SETUP_TOKEN_OVERRIDE_LEVEL_SOUNDS 20 +#define SETUP_TOKEN_OVERRIDE_LEVEL_MUSIC 21 + +#define NUM_GLOBAL_SETUP_TOKENS 22 + +/* editor setup */ +#define SETUP_TOKEN_EDITOR_EL_BOULDERDASH 0 +#define SETUP_TOKEN_EDITOR_EL_EMERALD_MINE 1 +#define SETUP_TOKEN_EDITOR_EL_MORE 2 +#define SETUP_TOKEN_EDITOR_EL_SOKOBAN 3 +#define SETUP_TOKEN_EDITOR_EL_SUPAPLEX 4 +#define SETUP_TOKEN_EDITOR_EL_DIAMOND_CAVES 5 +#define SETUP_TOKEN_EDITOR_EL_DX_BOULDERDASH 6 +#define SETUP_TOKEN_EDITOR_EL_CHARS 7 +#define SETUP_TOKEN_EDITOR_EL_CUSTOM 8 +#define SETUP_TOKEN_EDITOR_EL_CUSTOM_MORE 9 +#define SETUP_TOKEN_EDITOR_EL_HEADLINES 10 +#define SETUP_TOKEN_EDITOR_EL_USER_DEFINED 11 + +#define NUM_EDITOR_SETUP_TOKENS 12 + +/* shortcut setup */ +#define SETUP_TOKEN_SHORTCUT_SAVE_GAME 0 +#define SETUP_TOKEN_SHORTCUT_LOAD_GAME 1 +#define SETUP_TOKEN_SHORTCUT_TOGGLE_PAUSE 2 + +#define NUM_SHORTCUT_SETUP_TOKENS 3 + +/* player setup */ +#define SETUP_TOKEN_PLAYER_USE_JOYSTICK 0 +#define SETUP_TOKEN_PLAYER_JOY_DEVICE_NAME 1 +#define SETUP_TOKEN_PLAYER_JOY_XLEFT 2 +#define SETUP_TOKEN_PLAYER_JOY_XMIDDLE 3 +#define SETUP_TOKEN_PLAYER_JOY_XRIGHT 4 +#define SETUP_TOKEN_PLAYER_JOY_YUPPER 5 +#define SETUP_TOKEN_PLAYER_JOY_YMIDDLE 6 +#define SETUP_TOKEN_PLAYER_JOY_YLOWER 7 +#define SETUP_TOKEN_PLAYER_JOY_SNAP 8 +#define SETUP_TOKEN_PLAYER_JOY_DROP 9 +#define SETUP_TOKEN_PLAYER_KEY_LEFT 10 +#define SETUP_TOKEN_PLAYER_KEY_RIGHT 11 +#define SETUP_TOKEN_PLAYER_KEY_UP 12 +#define SETUP_TOKEN_PLAYER_KEY_DOWN 13 +#define SETUP_TOKEN_PLAYER_KEY_SNAP 14 +#define SETUP_TOKEN_PLAYER_KEY_DROP 15 + +#define NUM_PLAYER_SETUP_TOKENS 16 + +/* system setup */ +#define SETUP_TOKEN_SYSTEM_SDL_AUDIODRIVER 0 +#define SETUP_TOKEN_SYSTEM_AUDIO_FRAGMENT_SIZE 1 + +#define NUM_SYSTEM_SETUP_TOKENS 2 + +/* options setup */ +#define SETUP_TOKEN_OPTIONS_VERBOSE 0 + +#define NUM_OPTIONS_SETUP_TOKENS 1 + + +static struct SetupInfo si; +static struct SetupEditorInfo sei; +static struct SetupShortcutInfo ssi; +static struct SetupInputInfo sii; +static struct SetupSystemInfo syi; +static struct OptionInfo soi; + +static struct TokenInfo global_setup_tokens[] = +{ + { TYPE_STRING, &si.player_name, "player_name" }, + { TYPE_SWITCH, &si.sound, "sound" }, + { TYPE_SWITCH, &si.sound_loops, "repeating_sound_loops" }, + { TYPE_SWITCH, &si.sound_music, "background_music" }, + { TYPE_SWITCH, &si.sound_simple, "simple_sound_effects" }, + { TYPE_SWITCH, &si.toons, "toons" }, + { TYPE_SWITCH, &si.scroll_delay, "scroll_delay" }, + { TYPE_SWITCH, &si.soft_scrolling, "soft_scrolling" }, + { TYPE_SWITCH, &si.fading, "screen_fading" }, + { TYPE_SWITCH, &si.autorecord, "automatic_tape_recording" }, + { TYPE_SWITCH, &si.quick_doors, "quick_doors" }, + { TYPE_SWITCH, &si.team_mode, "team_mode" }, + { TYPE_SWITCH, &si.handicap, "handicap" }, + { TYPE_SWITCH, &si.time_limit, "time_limit" }, + { TYPE_SWITCH, &si.fullscreen, "fullscreen" }, + { TYPE_SWITCH, &si.ask_on_escape, "ask_on_escape" }, + { TYPE_STRING, &si.graphics_set, "graphics_set" }, + { TYPE_STRING, &si.sounds_set, "sounds_set" }, + { TYPE_STRING, &si.music_set, "music_set" }, + { TYPE_SWITCH, &si.override_level_graphics, "override_level_graphics" }, + { TYPE_SWITCH, &si.override_level_sounds, "override_level_sounds" }, + { TYPE_SWITCH, &si.override_level_music, "override_level_music" }, +}; + +static struct TokenInfo editor_setup_tokens[] = +{ + { TYPE_SWITCH, &sei.el_boulderdash, "editor.el_boulderdash" }, + { TYPE_SWITCH, &sei.el_emerald_mine, "editor.el_emerald_mine" }, + { TYPE_SWITCH, &sei.el_more, "editor.el_more" }, + { TYPE_SWITCH, &sei.el_sokoban, "editor.el_sokoban" }, + { TYPE_SWITCH, &sei.el_supaplex, "editor.el_supaplex" }, + { TYPE_SWITCH, &sei.el_diamond_caves, "editor.el_diamond_caves" }, + { TYPE_SWITCH, &sei.el_dx_boulderdash,"editor.el_dx_boulderdash" }, + { TYPE_SWITCH, &sei.el_chars, "editor.el_chars" }, + { TYPE_SWITCH, &sei.el_custom, "editor.el_custom" }, + { TYPE_SWITCH, &sei.el_custom_more, "editor.el_custom_more" }, + { TYPE_SWITCH, &sei.el_headlines, "editor.el_headlines" }, + { TYPE_SWITCH, &sei.el_user_defined, "editor.el_user_defined" }, +}; + +static struct TokenInfo shortcut_setup_tokens[] = +{ + { TYPE_KEY_X11, &ssi.save_game, "shortcut.save_game" }, + { TYPE_KEY_X11, &ssi.load_game, "shortcut.load_game" }, + { TYPE_KEY_X11, &ssi.toggle_pause, "shortcut.toggle_pause" } +}; + +static struct TokenInfo player_setup_tokens[] = +{ + { TYPE_BOOLEAN, &sii.use_joystick, ".use_joystick" }, + { TYPE_STRING, &sii.joy.device_name, ".joy.device_name" }, + { TYPE_INTEGER, &sii.joy.xleft, ".joy.xleft" }, + { TYPE_INTEGER, &sii.joy.xmiddle, ".joy.xmiddle" }, + { TYPE_INTEGER, &sii.joy.xright, ".joy.xright" }, + { TYPE_INTEGER, &sii.joy.yupper, ".joy.yupper" }, + { TYPE_INTEGER, &sii.joy.ymiddle, ".joy.ymiddle" }, + { TYPE_INTEGER, &sii.joy.ylower, ".joy.ylower" }, + { TYPE_INTEGER, &sii.joy.snap, ".joy.snap_field" }, + { TYPE_INTEGER, &sii.joy.drop, ".joy.place_bomb" }, + { TYPE_KEY_X11, &sii.key.left, ".key.move_left" }, + { TYPE_KEY_X11, &sii.key.right, ".key.move_right" }, + { TYPE_KEY_X11, &sii.key.up, ".key.move_up" }, + { TYPE_KEY_X11, &sii.key.down, ".key.move_down" }, + { TYPE_KEY_X11, &sii.key.snap, ".key.snap_field" }, + { TYPE_KEY_X11, &sii.key.drop, ".key.place_bomb" } +}; + +static struct TokenInfo system_setup_tokens[] = +{ + { TYPE_STRING, &syi.sdl_audiodriver, "system.sdl_audiodriver" }, + { TYPE_INTEGER, &syi.audio_fragment_size,"system.audio_fragment_size" } +}; + +static struct TokenInfo options_setup_tokens[] = +{ + { TYPE_BOOLEAN, &soi.verbose, "options.verbose" } +}; + +static char *get_corrected_login_name(char *login_name) +{ + /* needed because player name must be a fixed length string */ + char *login_name_new = checked_malloc(MAX_PLAYER_NAME_LEN + 1); + + strncpy(login_name_new, login_name, MAX_PLAYER_NAME_LEN); + login_name_new[MAX_PLAYER_NAME_LEN] = '\0'; + + if (strlen(login_name) > MAX_PLAYER_NAME_LEN) /* name has been cut */ + if (strchr(login_name_new, ' ')) + *strchr(login_name_new, ' ') = '\0'; + + return login_name_new; +} + +static void setSetupInfoToDefaults(struct SetupInfo *si) +{ + int i; + + si->player_name = get_corrected_login_name(getLoginName()); + + si->sound = TRUE; + si->sound_loops = TRUE; + si->sound_music = TRUE; + si->sound_simple = TRUE; + si->toons = TRUE; + si->double_buffering = TRUE; + si->direct_draw = !si->double_buffering; + si->scroll_delay = TRUE; + si->soft_scrolling = TRUE; + si->fading = FALSE; + si->autorecord = TRUE; + si->quick_doors = FALSE; + si->team_mode = FALSE; + si->handicap = TRUE; + si->time_limit = TRUE; + si->fullscreen = FALSE; + si->ask_on_escape = TRUE; + + si->graphics_set = getStringCopy(GFX_CLASSIC_SUBDIR); + si->sounds_set = getStringCopy(SND_CLASSIC_SUBDIR); + si->music_set = getStringCopy(MUS_CLASSIC_SUBDIR); + si->override_level_graphics = FALSE; + si->override_level_sounds = FALSE; + si->override_level_music = FALSE; + + si->editor.el_boulderdash = TRUE; + si->editor.el_emerald_mine = TRUE; + si->editor.el_more = TRUE; + si->editor.el_sokoban = TRUE; + si->editor.el_supaplex = TRUE; + si->editor.el_diamond_caves = TRUE; + si->editor.el_dx_boulderdash = TRUE; + si->editor.el_chars = TRUE; + si->editor.el_custom = TRUE; + si->editor.el_custom_more = FALSE; + + si->editor.el_headlines = TRUE; + si->editor.el_user_defined = FALSE; + + si->shortcut.save_game = DEFAULT_KEY_SAVE_GAME; + si->shortcut.load_game = DEFAULT_KEY_LOAD_GAME; + si->shortcut.toggle_pause = DEFAULT_KEY_TOGGLE_PAUSE; + + for (i = 0; i < MAX_PLAYERS; i++) + { + si->input[i].use_joystick = FALSE; + si->input[i].joy.device_name=getStringCopy(getDeviceNameFromJoystickNr(i)); + si->input[i].joy.xleft = JOYSTICK_XLEFT; + si->input[i].joy.xmiddle = JOYSTICK_XMIDDLE; + si->input[i].joy.xright = JOYSTICK_XRIGHT; + si->input[i].joy.yupper = JOYSTICK_YUPPER; + si->input[i].joy.ymiddle = JOYSTICK_YMIDDLE; + si->input[i].joy.ylower = JOYSTICK_YLOWER; + si->input[i].joy.snap = (i == 0 ? JOY_BUTTON_1 : 0); + si->input[i].joy.drop = (i == 0 ? JOY_BUTTON_2 : 0); + si->input[i].key.left = (i == 0 ? DEFAULT_KEY_LEFT : KSYM_UNDEFINED); + si->input[i].key.right = (i == 0 ? DEFAULT_KEY_RIGHT : KSYM_UNDEFINED); + si->input[i].key.up = (i == 0 ? DEFAULT_KEY_UP : KSYM_UNDEFINED); + si->input[i].key.down = (i == 0 ? DEFAULT_KEY_DOWN : KSYM_UNDEFINED); + si->input[i].key.snap = (i == 0 ? DEFAULT_KEY_SNAP : KSYM_UNDEFINED); + si->input[i].key.drop = (i == 0 ? DEFAULT_KEY_DROP : KSYM_UNDEFINED); + } + + si->system.sdl_audiodriver = getStringCopy(ARG_DEFAULT); + si->system.audio_fragment_size = DEFAULT_AUDIO_FRAGMENT_SIZE; + + si->options.verbose = FALSE; +} + +static void decodeSetupFileHash(SetupFileHash *setup_file_hash) +{ + int i, pnr; + + if (!setup_file_hash) + return; + + /* global setup */ + si = setup; + for (i = 0; i < NUM_GLOBAL_SETUP_TOKENS; i++) + setSetupInfo(global_setup_tokens, i, + getHashEntry(setup_file_hash, global_setup_tokens[i].text)); + setup = si; + + /* editor setup */ + sei = setup.editor; + for (i = 0; i < NUM_EDITOR_SETUP_TOKENS; i++) + setSetupInfo(editor_setup_tokens, i, + getHashEntry(setup_file_hash,editor_setup_tokens[i].text)); + setup.editor = sei; + + /* shortcut setup */ + ssi = setup.shortcut; + for (i = 0; i < NUM_SHORTCUT_SETUP_TOKENS; i++) + setSetupInfo(shortcut_setup_tokens, i, + getHashEntry(setup_file_hash,shortcut_setup_tokens[i].text)); + setup.shortcut = ssi; + + /* player setup */ + for (pnr = 0; pnr < MAX_PLAYERS; pnr++) + { + char prefix[30]; + + sprintf(prefix, "%s%d", TOKEN_STR_PLAYER_PREFIX, pnr + 1); + + sii = setup.input[pnr]; + for (i = 0; i < NUM_PLAYER_SETUP_TOKENS; i++) + { + char full_token[100]; + + sprintf(full_token, "%s%s", prefix, player_setup_tokens[i].text); + setSetupInfo(player_setup_tokens, i, + getHashEntry(setup_file_hash, full_token)); + } + setup.input[pnr] = sii; + } + + /* system setup */ + syi = setup.system; + for (i = 0; i < NUM_SYSTEM_SETUP_TOKENS; i++) + setSetupInfo(system_setup_tokens, i, + getHashEntry(setup_file_hash, system_setup_tokens[i].text)); + setup.system = syi; + + /* options setup */ + soi = setup.options; + for (i = 0; i < NUM_OPTIONS_SETUP_TOKENS; i++) + setSetupInfo(options_setup_tokens, i, + getHashEntry(setup_file_hash, options_setup_tokens[i].text)); + setup.options = soi; +} + +void LoadSetup() +{ + char *filename = getSetupFilename(); + SetupFileHash *setup_file_hash = NULL; + + /* always start with reliable default values */ + setSetupInfoToDefaults(&setup); + + setup_file_hash = loadSetupFileHash(filename); + + if (setup_file_hash) + { + char *player_name_new; + + checkSetupFileHashIdentifier(setup_file_hash, getCookie("SETUP")); + decodeSetupFileHash(setup_file_hash); + + setup.direct_draw = !setup.double_buffering; + + freeSetupFileHash(setup_file_hash); + + /* needed to work around problems with fixed length strings */ + player_name_new = get_corrected_login_name(setup.player_name); + free(setup.player_name); + setup.player_name = player_name_new; + } + else + Error(ERR_WARN, "using default setup values"); +} + +void SaveSetup() +{ + char *filename = getSetupFilename(); + FILE *file; + int i, pnr; + + InitUserDataDirectory(); + + if (!(file = fopen(filename, MODE_WRITE))) + { + Error(ERR_WARN, "cannot write setup file '%s'", filename); + return; + } + + fprintf(file, "%s\n", getFormattedSetupEntry(TOKEN_STR_FILE_IDENTIFIER, + getCookie("SETUP"))); + fprintf(file, "\n"); + + /* global setup */ + si = setup; + for (i = 0; i < NUM_GLOBAL_SETUP_TOKENS; i++) + { + /* just to make things nicer :) */ + if (i == SETUP_TOKEN_PLAYER_NAME + 1 || + i == SETUP_TOKEN_GRAPHICS_SET) + fprintf(file, "\n"); + + fprintf(file, "%s\n", getSetupLine(global_setup_tokens, "", i)); } - if (!(file = fopen(filename, MODE_READ))) - return; + /* editor setup */ + sei = setup.editor; + fprintf(file, "\n"); + for (i = 0; i < NUM_EDITOR_SETUP_TOKENS; i++) + fprintf(file, "%s\n", getSetupLine(editor_setup_tokens, "", i)); - /* check file identifier */ - fgets(cookie, MAX_LINE_LEN, file); - if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n') - cookie[strlen(cookie) - 1] = '\0'; + /* shortcut setup */ + ssi = setup.shortcut; + fprintf(file, "\n"); + for (i = 0; i < NUM_SHORTCUT_SETUP_TOKENS; i++) + fprintf(file, "%s\n", getSetupLine(shortcut_setup_tokens, "", i)); - if (!checkCookieString(cookie, SCORE_COOKIE)) + /* player setup */ + for (pnr = 0; pnr < MAX_PLAYERS; pnr++) { - Error(ERR_WARN, "unknown format of score file '%s'", filename); - fclose(file); + char prefix[30]; + + sprintf(prefix, "%s%d", TOKEN_STR_PLAYER_PREFIX, pnr + 1); + fprintf(file, "\n"); + + sii = setup.input[pnr]; + for (i = 0; i < NUM_PLAYER_SETUP_TOKENS; i++) + fprintf(file, "%s\n", getSetupLine(player_setup_tokens, prefix, i)); + } + + /* system setup */ + syi = setup.system; + fprintf(file, "\n"); + for (i = 0; i < NUM_SYSTEM_SETUP_TOKENS; i++) + fprintf(file, "%s\n", getSetupLine(system_setup_tokens, "", i)); + + /* options setup */ + soi = setup.options; + fprintf(file, "\n"); + for (i = 0; i < NUM_OPTIONS_SETUP_TOKENS; i++) + fprintf(file, "%s\n", getSetupLine(options_setup_tokens, "", i)); + + fclose(file); + + SetFilePermissions(filename, PERMS_PRIVATE); +} + +void LoadCustomElementDescriptions() +{ + char *filename = getCustomArtworkConfigFilename(ARTWORK_TYPE_GRAPHICS); + SetupFileHash *setup_file_hash; + int i; + + for (i = 0; i < NUM_FILE_ELEMENTS; i++) + { + if (element_info[i].custom_description != NULL) + { + free(element_info[i].custom_description); + element_info[i].custom_description = NULL; + } + } + + if ((setup_file_hash = loadSetupFileHash(filename)) == NULL) return; + + for (i = 0; i < NUM_FILE_ELEMENTS; i++) + { + char *token = getStringCat2(element_info[i].token_name, ".name"); + char *value = getHashEntry(setup_file_hash, token); + + if (value != NULL) + element_info[i].custom_description = getStringCopy(value); + + free(token); } - for(i=0; inext) + (*num_elements)++; + + /* add space for up to 3 more elements for padding that may be needed */ + *num_elements += 3; + + *elements = checked_malloc(*num_elements * sizeof(int)); + + *num_elements = 0; + for (list = setup_file_list; list != NULL; list = list->next) + { + char *value = getHashEntry(element_hash, list->token); + + if (value) { - if (*line_ptr != ' ' && *line_ptr != '\t' && *line_ptr != '\0') + (*elements)[(*num_elements)++] = atoi(value); + } + else + { + if (num_unknown_tokens == 0) { - strncpy(highscore[i].Name, line_ptr, MAX_PLAYER_NAME_LEN); - highscore[i].Name[MAX_PLAYER_NAME_LEN] = '\0'; - break; + Error(ERR_RETURN_LINE, "-"); + Error(ERR_RETURN, "warning: unknown token(s) found in config file:"); + Error(ERR_RETURN, "- config file: '%s'", filename); + + num_unknown_tokens++; } + + Error(ERR_RETURN, "- token: '%s'", list->token); } } - fclose(file); + if (num_unknown_tokens > 0) + Error(ERR_RETURN_LINE, "-"); + + while (*num_elements % 4) /* pad with empty elements, if needed */ + (*elements)[(*num_elements)++] = EL_EMPTY; + + freeSetupFileList(setup_file_list); + freeSetupFileHash(element_hash); + +#if 0 + /* TEST-ONLY */ + for (i = 0; i < *num_elements; i++) + printf("editor: element '%s' [%d]\n", + element_info[(*elements)[i]].token_name, (*elements)[i]); +#endif } -void SaveScore(int level_nr) +static struct MusicFileInfo *get_music_file_info_ext(char *basename, int music, + boolean is_sound) { + SetupFileHash *setup_file_hash = NULL; + struct MusicFileInfo tmp_music_file_info, *new_music_file_info; + char *filename_music, *filename_prefix, *filename_info; + struct + { + char *token; + char **value_ptr; + } + token_to_value_ptr[] = + { + { "title_header", &tmp_music_file_info.title_header }, + { "artist_header", &tmp_music_file_info.artist_header }, + { "album_header", &tmp_music_file_info.album_header }, + { "year_header", &tmp_music_file_info.year_header }, + + { "title", &tmp_music_file_info.title }, + { "artist", &tmp_music_file_info.artist }, + { "album", &tmp_music_file_info.album }, + { "year", &tmp_music_file_info.year }, + + { NULL, NULL }, + }; int i; - char *filename = getScoreFilename(level_nr); - FILE *file; - InitScoreDirectory(leveldir_current->filename); + filename_music = (is_sound ? getCustomSoundFilename(basename) : + getCustomMusicFilename(basename)); - if (!(file = fopen(filename, MODE_WRITE))) + if (filename_music == NULL) + return NULL; + + /* ---------- try to replace file extension ---------- */ + + filename_prefix = getStringCopy(filename_music); + if (strrchr(filename_prefix, '.') != NULL) + *strrchr(filename_prefix, '.') = '\0'; + filename_info = getStringCat2(filename_prefix, ".txt"); + +#if 0 + printf("trying to load file '%s'...\n", filename_info); +#endif + + if (fileExists(filename_info)) + setup_file_hash = loadSetupFileHash(filename_info); + + free(filename_prefix); + free(filename_info); + + if (setup_file_hash == NULL) { - Error(ERR_WARN, "cannot save score for level %d", level_nr); - return; + /* ---------- try to add file extension ---------- */ + + filename_prefix = getStringCopy(filename_music); + filename_info = getStringCat2(filename_prefix, ".txt"); + +#if 0 + printf("trying to load file '%s'...\n", filename_info); +#endif + + if (fileExists(filename_info)) + setup_file_hash = loadSetupFileHash(filename_info); + + free(filename_prefix); + free(filename_info); } - fprintf(file, "%s\n\n", SCORE_COOKIE); + if (setup_file_hash == NULL) + return NULL; - for(i=0; inext) + if (list->is_sound == is_sound && strcmp(list->basename, basename) == 0) + return TRUE; -/* global setup */ -#define SETUP_TOKEN_PLAYER_NAME 0 -#define SETUP_TOKEN_SOUND 1 -#define SETUP_TOKEN_SOUND_LOOPS 2 -#define SETUP_TOKEN_SOUND_MUSIC 3 -#define SETUP_TOKEN_SOUND_SIMPLE 4 -#define SETUP_TOKEN_TOONS 5 -#define SETUP_TOKEN_SCROLL_DELAY 6 -#define SETUP_TOKEN_SOFT_SCROLLING 7 -#define SETUP_TOKEN_FADING 8 -#define SETUP_TOKEN_AUTORECORD 9 -#define SETUP_TOKEN_QUICK_DOORS 10 -#define SETUP_TOKEN_TEAM_MODE 11 -#define SETUP_TOKEN_HANDICAP 12 -#define SETUP_TOKEN_TIME_LIMIT 13 -#define SETUP_TOKEN_FULLSCREEN 14 -#define SETUP_TOKEN_ASK_ON_ESCAPE 15 -#define SETUP_TOKEN_GRAPHICS_SET 16 -#define SETUP_TOKEN_SOUNDS_SET 17 -#define SETUP_TOKEN_MUSIC_SET 18 -#define SETUP_TOKEN_OVERRIDE_LEVEL_GRAPHICS 19 -#define SETUP_TOKEN_OVERRIDE_LEVEL_SOUNDS 20 -#define SETUP_TOKEN_OVERRIDE_LEVEL_MUSIC 21 + return FALSE; +} -#define NUM_GLOBAL_SETUP_TOKENS 22 +static boolean music_info_listed(struct MusicFileInfo *list, char *basename) +{ + return music_info_listed_ext(list, basename, FALSE); +} -/* editor setup */ -#define SETUP_TOKEN_EDITOR_EL_BOULDERDASH 0 -#define SETUP_TOKEN_EDITOR_EL_EMERALD_MINE 1 -#define SETUP_TOKEN_EDITOR_EL_MORE 2 -#define SETUP_TOKEN_EDITOR_EL_SOKOBAN 3 -#define SETUP_TOKEN_EDITOR_EL_SUPAPLEX 4 -#define SETUP_TOKEN_EDITOR_EL_DIAMOND_CAVES 5 -#define SETUP_TOKEN_EDITOR_EL_DX_BOULDERDASH 6 -#define SETUP_TOKEN_EDITOR_EL_CHARS 7 -#define SETUP_TOKEN_EDITOR_EL_CUSTOM 8 +static boolean sound_info_listed(struct MusicFileInfo *list, char *basename) +{ + return music_info_listed_ext(list, basename, TRUE); +} -#define NUM_EDITOR_SETUP_TOKENS 9 +void LoadMusicInfo() +{ + char *music_directory = getCustomMusicDirectory(); + int num_music = getMusicListSize(); + int num_music_noconf = 0; + int num_sounds = getSoundListSize(); + DIR *dir; + struct dirent *dir_entry; + struct FileInfo *music, *sound; + struct MusicFileInfo *next, **new; + int i; -/* shortcut setup */ -#define SETUP_TOKEN_SHORTCUT_SAVE_GAME 0 -#define SETUP_TOKEN_SHORTCUT_LOAD_GAME 1 -#define SETUP_TOKEN_SHORTCUT_TOGGLE_PAUSE 2 + while (music_file_info != NULL) + { + next = music_file_info->next; -#define NUM_SHORTCUT_SETUP_TOKENS 3 + checked_free(music_file_info->basename); -/* player setup */ -#define SETUP_TOKEN_PLAYER_USE_JOYSTICK 0 -#define SETUP_TOKEN_PLAYER_JOY_DEVICE_NAME 1 -#define SETUP_TOKEN_PLAYER_JOY_XLEFT 2 -#define SETUP_TOKEN_PLAYER_JOY_XMIDDLE 3 -#define SETUP_TOKEN_PLAYER_JOY_XRIGHT 4 -#define SETUP_TOKEN_PLAYER_JOY_YUPPER 5 -#define SETUP_TOKEN_PLAYER_JOY_YMIDDLE 6 -#define SETUP_TOKEN_PLAYER_JOY_YLOWER 7 -#define SETUP_TOKEN_PLAYER_JOY_SNAP 8 -#define SETUP_TOKEN_PLAYER_JOY_BOMB 9 -#define SETUP_TOKEN_PLAYER_KEY_LEFT 10 -#define SETUP_TOKEN_PLAYER_KEY_RIGHT 11 -#define SETUP_TOKEN_PLAYER_KEY_UP 12 -#define SETUP_TOKEN_PLAYER_KEY_DOWN 13 -#define SETUP_TOKEN_PLAYER_KEY_SNAP 14 -#define SETUP_TOKEN_PLAYER_KEY_BOMB 15 + checked_free(music_file_info->title_header); + checked_free(music_file_info->artist_header); + checked_free(music_file_info->album_header); + checked_free(music_file_info->year_header); + + checked_free(music_file_info->title); + checked_free(music_file_info->artist); + checked_free(music_file_info->album); + checked_free(music_file_info->year); + + free(music_file_info); + + music_file_info = next; + } + + new = &music_file_info; + +#if 0 + printf("::: num_music == %d\n", num_music); +#endif + + for (i = 0; i < num_music; i++) + { + music = getMusicListEntry(i); + +#if 0 + printf("::: %d [%08x]\n", i, music->filename); +#endif + + if (music->filename == NULL) + continue; + + if (strcmp(music->filename, UNDEFINED_FILENAME) == 0) + continue; + + /* a configured file may be not recognized as music */ + if (!FileIsMusic(music->filename)) + continue; + +#if 0 + printf("::: -> '%s' (configured)\n", music->filename); +#endif + + if (!music_info_listed(music_file_info, music->filename)) + { + *new = get_music_file_info(music->filename, i); + if (*new != NULL) + new = &(*new)->next; + } + } + + if ((dir = opendir(music_directory)) == NULL) + { + Error(ERR_WARN, "cannot read music directory '%s'", music_directory); + return; + } + + while ((dir_entry = readdir(dir)) != NULL) /* loop until last dir entry */ + { + char *basename = dir_entry->d_name; + boolean music_already_used = FALSE; + int i; + + /* skip all music files that are configured in music config file */ + for (i = 0; i < num_music; i++) + { + music = getMusicListEntry(i); + + if (music->filename == NULL) + continue; + + if (strcmp(basename, music->filename) == 0) + { + music_already_used = TRUE; + break; + } + } + + if (music_already_used) + continue; + + if (!FileIsMusic(basename)) + continue; + +#if 0 + printf("::: -> '%s' (found in directory)\n", basename); +#endif + + if (!music_info_listed(music_file_info, basename)) + { + *new = get_music_file_info(basename, MAP_NOCONF_MUSIC(num_music_noconf)); + if (*new != NULL) + new = &(*new)->next; + } + + num_music_noconf++; + } + + closedir(dir); + + for (i = 0; i < num_sounds; i++) + { + sound = getSoundListEntry(i); + + if (sound->filename == NULL) + continue; + + if (strcmp(sound->filename, UNDEFINED_FILENAME) == 0) + continue; + + /* a configured file may be not recognized as sound */ + if (!FileIsSound(sound->filename)) + continue; + +#if 0 + printf("::: -> '%s' (configured)\n", sound->filename); +#endif -#define NUM_PLAYER_SETUP_TOKENS 16 + if (!sound_info_listed(music_file_info, sound->filename)) + { + *new = get_sound_file_info(sound->filename, i); + if (*new != NULL) + new = &(*new)->next; + } + } -static struct SetupInfo si; -static struct SetupEditorInfo sei; -static struct SetupShortcutInfo ssi; -static struct SetupInputInfo sii; +#if 0 + /* TEST-ONLY */ + for (next = music_file_info; next != NULL; next = next->next) + printf("::: title == '%s'\n", next->title); +#endif +} -static struct TokenInfo global_setup_tokens[] = +void add_helpanim_entry(int element, int action, int direction, int delay, + int *num_list_entries) { - /* global setup */ - { TYPE_STRING, &si.player_name, "player_name" }, - { TYPE_SWITCH, &si.sound, "sound" }, - { TYPE_SWITCH, &si.sound_loops, "repeating_sound_loops" }, - { TYPE_SWITCH, &si.sound_music, "background_music" }, - { TYPE_SWITCH, &si.sound_simple, "simple_sound_effects" }, - { TYPE_SWITCH, &si.toons, "toons" }, - { TYPE_SWITCH, &si.scroll_delay, "scroll_delay" }, - { TYPE_SWITCH, &si.soft_scrolling, "soft_scrolling" }, - { TYPE_SWITCH, &si.fading, "screen_fading" }, - { TYPE_SWITCH, &si.autorecord, "automatic_tape_recording" }, - { TYPE_SWITCH, &si.quick_doors, "quick_doors" }, - { TYPE_SWITCH, &si.team_mode, "team_mode" }, - { TYPE_SWITCH, &si.handicap, "handicap" }, - { TYPE_SWITCH, &si.time_limit, "time_limit" }, - { TYPE_SWITCH, &si.fullscreen, "fullscreen" }, - { TYPE_SWITCH, &si.ask_on_escape, "ask_on_escape" }, - { TYPE_STRING, &si.graphics_set, "graphics_set" }, - { TYPE_STRING, &si.sounds_set, "sounds_set" }, - { TYPE_STRING, &si.music_set, "music_set" }, - { TYPE_SWITCH, &si.override_level_graphics, "override_level_graphics" }, - { TYPE_SWITCH, &si.override_level_sounds, "override_level_sounds" }, - { TYPE_SWITCH, &si.override_level_music, "override_level_music" }, -}; + struct HelpAnimInfo *new_list_entry; + (*num_list_entries)++; + + helpanim_info = + checked_realloc(helpanim_info, + *num_list_entries * sizeof(struct HelpAnimInfo)); + new_list_entry = &helpanim_info[*num_list_entries - 1]; + + new_list_entry->element = element; + new_list_entry->action = action; + new_list_entry->direction = direction; + new_list_entry->delay = delay; +} -static struct TokenInfo editor_setup_tokens[] = +void print_unknown_token(char *filename, char *token, int token_nr) { - /* shortcut setup */ - { TYPE_SWITCH, &sei.el_boulderdash, "editor.el_boulderdash" }, - { TYPE_SWITCH, &sei.el_emerald_mine, "editor.el_emerald_mine" }, - { TYPE_SWITCH, &sei.el_more, "editor.el_more" }, - { TYPE_SWITCH, &sei.el_sokoban, "editor.el_sokoban" }, - { TYPE_SWITCH, &sei.el_supaplex, "editor.el_supaplex" }, - { TYPE_SWITCH, &sei.el_diamond_caves, "editor.el_diamond_caves" }, - { TYPE_SWITCH, &sei.el_dx_boulderdash,"editor.el_dx_boulderdash" }, - { TYPE_SWITCH, &sei.el_chars, "editor.el_chars" }, - { TYPE_SWITCH, &sei.el_custom, "editor.el_custom" }, -}; + if (token_nr == 0) + { + Error(ERR_RETURN_LINE, "-"); + Error(ERR_RETURN, "warning: unknown token(s) found in config file:"); + Error(ERR_RETURN, "- config file: '%s'", filename); + } -static struct TokenInfo shortcut_setup_tokens[] = -{ - /* shortcut setup */ - { TYPE_KEY_X11, &ssi.save_game, "shortcut.save_game" }, - { TYPE_KEY_X11, &ssi.load_game, "shortcut.load_game" }, - { TYPE_KEY_X11, &ssi.toggle_pause, "shortcut.toggle_pause" } -}; + Error(ERR_RETURN, "- token: '%s'", token); +} -static struct TokenInfo player_setup_tokens[] = +void print_unknown_token_end(int token_nr) { - /* player setup */ - { TYPE_BOOLEAN, &sii.use_joystick, ".use_joystick" }, - { TYPE_STRING, &sii.joy.device_name, ".joy.device_name" }, - { TYPE_INTEGER, &sii.joy.xleft, ".joy.xleft" }, - { TYPE_INTEGER, &sii.joy.xmiddle, ".joy.xmiddle" }, - { TYPE_INTEGER, &sii.joy.xright, ".joy.xright" }, - { TYPE_INTEGER, &sii.joy.yupper, ".joy.yupper" }, - { TYPE_INTEGER, &sii.joy.ymiddle, ".joy.ymiddle" }, - { TYPE_INTEGER, &sii.joy.ylower, ".joy.ylower" }, - { TYPE_INTEGER, &sii.joy.snap, ".joy.snap_field" }, - { TYPE_INTEGER, &sii.joy.bomb, ".joy.place_bomb" }, - { TYPE_KEY_X11, &sii.key.left, ".key.move_left" }, - { TYPE_KEY_X11, &sii.key.right, ".key.move_right" }, - { TYPE_KEY_X11, &sii.key.up, ".key.move_up" }, - { TYPE_KEY_X11, &sii.key.down, ".key.move_down" }, - { TYPE_KEY_X11, &sii.key.snap, ".key.snap_field" }, - { TYPE_KEY_X11, &sii.key.bomb, ".key.place_bomb" } -}; + if (token_nr > 0) + Error(ERR_RETURN_LINE, "-"); +} -static void setSetupInfoToDefaults(struct SetupInfo *si) +void LoadHelpAnimInfo() { + char *filename = getHelpAnimFilename(); + SetupFileList *setup_file_list = NULL, *list; + SetupFileHash *element_hash, *action_hash, *direction_hash; + int num_list_entries = 0; + int num_unknown_tokens = 0; int i; - si->player_name = getStringCopy(getLoginName()); + if (fileExists(filename)) + setup_file_list = loadSetupFileList(filename); - si->sound = TRUE; - si->sound_loops = TRUE; - si->sound_music = TRUE; - si->sound_simple = TRUE; - si->toons = TRUE; - si->double_buffering = TRUE; - si->direct_draw = !si->double_buffering; - si->scroll_delay = TRUE; - si->soft_scrolling = TRUE; - si->fading = FALSE; - si->autorecord = TRUE; - si->quick_doors = FALSE; - si->team_mode = FALSE; - si->handicap = TRUE; - si->time_limit = TRUE; - si->fullscreen = FALSE; - si->ask_on_escape = TRUE; + if (setup_file_list == NULL) + { + /* use reliable default values from static configuration */ + SetupFileList *insert_ptr; - si->graphics_set = getStringCopy(GRAPHICS_SUBDIR); - si->sounds_set = getStringCopy(SOUNDS_SUBDIR); - si->music_set = getStringCopy(MUSIC_SUBDIR); - si->override_level_graphics = FALSE; - si->override_level_sounds = FALSE; - si->override_level_music = FALSE; + insert_ptr = setup_file_list = + newSetupFileList(helpanim_config[0].token, + helpanim_config[0].value); - si->editor.el_boulderdash = TRUE; - si->editor.el_emerald_mine = TRUE; - si->editor.el_more = TRUE; - si->editor.el_sokoban = TRUE; - si->editor.el_supaplex = TRUE; - si->editor.el_diamond_caves = TRUE; - si->editor.el_dx_boulderdash = TRUE; - si->editor.el_chars = TRUE; - si->editor.el_custom = FALSE; + for (i = 1; helpanim_config[i].token; i++) + insert_ptr = addListEntry(insert_ptr, + helpanim_config[i].token, + helpanim_config[i].value); + } - si->shortcut.save_game = DEFAULT_KEY_SAVE_GAME; - si->shortcut.load_game = DEFAULT_KEY_LOAD_GAME; - si->shortcut.toggle_pause = DEFAULT_KEY_TOGGLE_PAUSE; + element_hash = newSetupFileHash(); + action_hash = newSetupFileHash(); + direction_hash = newSetupFileHash(); - for (i=0; inext) { - si->input[i].use_joystick = FALSE; - si->input[i].joy.device_name=getStringCopy(getDeviceNameFromJoystickNr(i)); - si->input[i].joy.xleft = JOYSTICK_XLEFT; - si->input[i].joy.xmiddle = JOYSTICK_XMIDDLE; - si->input[i].joy.xright = JOYSTICK_XRIGHT; - si->input[i].joy.yupper = JOYSTICK_YUPPER; - si->input[i].joy.ymiddle = JOYSTICK_YMIDDLE; - si->input[i].joy.ylower = JOYSTICK_YLOWER; - si->input[i].joy.snap = (i == 0 ? JOY_BUTTON_1 : 0); - si->input[i].joy.bomb = (i == 0 ? JOY_BUTTON_2 : 0); - si->input[i].key.left = (i == 0 ? DEFAULT_KEY_LEFT : KSYM_UNDEFINED); - si->input[i].key.right = (i == 0 ? DEFAULT_KEY_RIGHT : KSYM_UNDEFINED); - si->input[i].key.up = (i == 0 ? DEFAULT_KEY_UP : KSYM_UNDEFINED); - si->input[i].key.down = (i == 0 ? DEFAULT_KEY_DOWN : KSYM_UNDEFINED); - si->input[i].key.snap = (i == 0 ? DEFAULT_KEY_SNAP : KSYM_UNDEFINED); - si->input[i].key.bomb = (i == 0 ? DEFAULT_KEY_BOMB : KSYM_UNDEFINED); - } -} + char *element_token, *action_token, *direction_token; + char *element_value, *action_value, *direction_value; + int delay = atoi(list->value); -static void decodeSetupFileList(struct SetupFileList *setup_file_list) -{ - int i, pnr; + if (strcmp(list->token, "end") == 0) + { + add_helpanim_entry(HELPANIM_LIST_NEXT, -1, -1, -1, &num_list_entries); - if (!setup_file_list) - return; + continue; + } - /* global setup */ - si = setup; - for (i=0; itoken, '.') == NULL) /* token contains no '.' */ + { + element_value = getHashEntry(element_hash, list->token); + if (element_value != NULL) /* element found */ + add_helpanim_entry(atoi(element_value), -1, -1, delay, + &num_list_entries); + else + { + /* no further suffixes found -- this is not an element */ + print_unknown_token(filename, list->token, num_unknown_tokens++); + } - /* shortcut setup */ - ssi = setup.shortcut; - for (i=0; i." */ - sprintf(prefix, "%s%d", TOKEN_STR_PLAYER_PREFIX, pnr + 1); + action_token = strchr(list->token, '.'); /* suffix may be action ... */ + direction_token = action_token; /* ... or direction */ - sii = setup.input[pnr]; - for (i=0; itoken); + *strchr(element_token, '.') = '\0'; + + element_value = getHashEntry(element_hash, element_token); + + if (element_value == NULL) /* this is no element */ { - char full_token[100]; + element_value = getHashEntry(element_hash, list->token); + if (element_value != NULL) /* combined element found */ + add_helpanim_entry(atoi(element_value), -1, -1, delay, + &num_list_entries); + else + print_unknown_token(filename, list->token, num_unknown_tokens++); - sprintf(full_token, "%s%s", prefix, player_setup_tokens[i].text); - setSetupInfo(player_setup_tokens, i, - getTokenValue(setup_file_list, full_token)); + free(element_token); + + continue; } - setup.input[pnr] = sii; - } -} -void LoadSetup() -{ - char *filename = getSetupFilename(); - struct SetupFileList *setup_file_list = NULL; + action_value = getHashEntry(action_hash, action_token); - /* always start with reliable default values */ - setSetupInfoToDefaults(&setup); + if (action_value != NULL) /* action found */ + { + add_helpanim_entry(atoi(element_value), atoi(action_value), -1, delay, + &num_list_entries); - setup_file_list = loadSetupFileList(filename); + free(element_token); - if (setup_file_list) - { - checkSetupFileListIdentifier(setup_file_list, getCookie("SETUP")); - decodeSetupFileList(setup_file_list); + continue; + } - setup.direct_draw = !setup.double_buffering; + direction_value = getHashEntry(direction_hash, direction_token); + + if (direction_value != NULL) /* direction found */ + { + add_helpanim_entry(atoi(element_value), -1, atoi(direction_value), delay, + &num_list_entries); - freeSetupFileList(setup_file_list); + free(element_token); - /* needed to work around problems with fixed length strings */ - if (strlen(setup.player_name) > MAX_PLAYER_NAME_LEN) - setup.player_name[MAX_PLAYER_NAME_LEN] = '\0'; - else if (strlen(setup.player_name) < MAX_PLAYER_NAME_LEN) + continue; + } + + if (strchr(action_token + 1, '.') == NULL) { - char *new_name = checked_malloc(MAX_PLAYER_NAME_LEN + 1); + /* no further suffixes found -- this is not an action nor direction */ + + element_value = getHashEntry(element_hash, list->token); + if (element_value != NULL) /* combined element found */ + add_helpanim_entry(atoi(element_value), -1, -1, delay, + &num_list_entries); + else + print_unknown_token(filename, list->token, num_unknown_tokens++); - strcpy(new_name, setup.player_name); - free(setup.player_name); - setup.player_name = new_name; + free(element_token); + + continue; } - } - else - Error(ERR_WARN, "using default setup values"); -} -void SaveSetup() -{ - char *filename = getSetupFilename(); - FILE *file; - int i, pnr; + /* token has format ".." */ - InitUserDataDirectory(); + direction_token = strchr(action_token + 1, '.'); - if (!(file = fopen(filename, MODE_WRITE))) - { - Error(ERR_WARN, "cannot write setup file '%s'", filename); - return; - } + action_token = getStringCopy(action_token); + *strchr(action_token + 1, '.') = '\0'; - fprintf(file, "%s\n", getFormattedSetupEntry(TOKEN_STR_FILE_IDENTIFIER, - getCookie("SETUP"))); - fprintf(file, "\n"); + action_value = getHashEntry(action_hash, action_token); - /* global setup */ - si = setup; - for (i=0; itoken); + if (element_value != NULL) /* combined element found */ + add_helpanim_entry(atoi(element_value), -1, -1, delay, + &num_list_entries); + else + print_unknown_token(filename, list->token, num_unknown_tokens++); - fprintf(file, "%s\n", getSetupLine(global_setup_tokens, "", i)); + free(element_token); + free(action_token); + + continue; + } + + direction_value = getHashEntry(direction_hash, direction_token); + + if (direction_value != NULL) /* direction found */ + { + add_helpanim_entry(atoi(element_value), atoi(action_value), + atoi(direction_value), delay, &num_list_entries); + + free(element_token); + free(action_token); + + continue; + } + + /* this is no direction */ + + element_value = getHashEntry(element_hash, list->token); + if (element_value != NULL) /* combined element found */ + add_helpanim_entry(atoi(element_value), -1, -1, delay, + &num_list_entries); + else + print_unknown_token(filename, list->token, num_unknown_tokens++); + + free(element_token); + free(action_token); } - /* editor setup */ - sei = setup.editor; - fprintf(file, "\n"); - for (i=0; i %d\n", + helpanim_info[i].element, + helpanim_info[i].action, + helpanim_info[i].direction, + helpanim_info[i].delay); +#endif +} - sii = setup.input[pnr]; - for (i=0; i '%s'\n", + HASH_ITERATION_TOKEN(itr), HASH_ITERATION_VALUE(itr)); + } + END_HASH_ITERATION(hash, itr) +#endif }