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/* GNU Robbo
* Copyright (C) 2002-2010 The GNU Robbo Team (see AUTHORS).
*
* GNU Robbo is free software - you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* GNU Robbo is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the impled warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU CC; see the file COPYING. If not, write to the
* Free Software Foundation, 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
#include "game.h"
/* Defines */
/*
#define DEBUG_LOAD_LEVEL_DATA
*/
#define DELAY_LEVEL_INIT_SCROLL (2 * game_cycle_limit)
/* Variables */
extern char *data_state[];
/* Function prototypes */
int transform_char (char c);
/***************************************************************************
* Level Initialisation *
***************************************************************************/
/* Initialises a level (and Robbo) and reads level data from a dat file.
*
* On exit: returns 0 if successful
* returns 1 if level not found */
int level_init (void)
{
int retval = FALSE;
/* Initialise Robbo */
init_robbo ();
/* Initialise the level */
level.w = 0;
level.h = 0;
level.author[0] = 0;
level.notes[0] = 0;
level.now_is_blinking = 0;
/* This is Uint32 so -1 == 0xffffffff and I won't be using that colour */
level.colour = UNDEFINED;
/* This is Uint32 so -1 == 0xffffffff and I won't be using that colour */
level.colour_override = UNDEFINED;
/* Reset the pointer controls shoot state */
pointer_controls.shoot_state = POINTER_CONTROLS_SHOOT_OFF;
/* Clear board */
clear_entire_board ();
/* Attempt to load the level */
if (load_level_data (level_packs[selected_pack].level_selected))
{
retval = TRUE;
}
else
{
read_skin_level_colour_override ();
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("*** Start %s ***\n", __func__);
printf ("level.colour=%08X\n", level.colour);
printf ("level.colour_override=%08X\n", level.colour_override);
printf ("*** Stop %s ***\n", __func__);
#endif
#ifdef DEBUG_COLOUR_SELECT
debug_colour_select_r = (level.colour_override >> 16) & 0xff;
debug_colour_select_g = (level.colour_override >> 8) & 0xff;
debug_colour_select_b = level.colour_override & 0xff;
#endif
/* This is only going to happen on levels with no screws */
if (robbo.screws == 0) open_exit ();
/* Set the id_questionmark property for all questionmarks */
init_questionmarks ();
/* Set the size of the viewport */
/* Set viewport width */
if (level.w >= viewport.max_w && !viewport.maximise)
{
viewport.w = viewport.max_w;
}
else
{
viewport.w = level.w;
}
/* Now adjust it to fit within the dimensions of the screen */
if (viewport.w > screen->w / video.field_size)
viewport.w = screen->w / video.field_size;
/* Set the xoffset and centre the viewport */
viewport.xoffset = (screen->w - viewport.w *
video.field_size) / 2 + video.xshift;
/* Set viewport height */
if (level.h >= viewport.max_h && !viewport.maximise)
{
viewport.h = viewport.max_h;
}
else
{
viewport.h = level.h;
}
/* Now adjust it to fit within the dimensions of the screen */
if (viewport.h > screen->h / video.field_size - 3)
viewport.h = screen->h / video.field_size - 3;
/* Set the yoffset and centre the viewport */
viewport.yoffset = (screen->h - viewport.h *
video.field_size) / 2 + video.yshift;
/* Set the scoreline screen offset */
scoreline.xoffset = (screen->w - video.field_size *
DEFAULT_VIEWPORT_WIDTH) / 2 + video.xshift;
/* A special case when screen->w = 240 or 480 */
if (scoreline.xoffset < 0) scoreline.xoffset = 0;
scoreline.yoffset = screen->h / 2 + video.field_size *
viewport.h / 2 + video.field_size / 4 + video.yshift;
/* Set the authorline screen offset */
authorline.xoffset = scoreline.xoffset + 2 *
video.field_size / 16;
authorline.yoffset = screen->h / 2 - video.field_size *
viewport.h / 2 - video.field_size -
video.field_size / 4 + video.yshift;
/* Start scrolling from the opposite end of the board to Robbo */
if (robbo.x < level.w / 2)
{
viewport.x = level.w - viewport.w;
}
else
{
viewport.x = 0;
}
if (robbo.y < level.h / 2)
{
viewport.y = level.h - viewport.h;
}
else
{
viewport.y = 0;
}
viewport.cycles_to_dest = DELAY_LEVEL_INIT_SCROLL;
#ifdef DEBUG_RECORD_DEMO
demo_mode (DEMO_MODE_RECORD_INITIALISE, 0);
#endif
}
return retval;
}
/***************************************************************************
* Create User Pack *
***************************************************************************/
/* This will create the default user level pack for use with the designer
* (it needs to be writeable and so its location is platform dependent).
* If the target platform requires a local folder structure to accommodate
* this file then it will be created too, otherwise the user pack will be
* created within the normal location of PACKAGE_DATA_DIR LEVELS_DIR */
void create_userpack (void)
{
FILE *fp;
char fullpath[256];
#if defined(PLATFORM_WIN32)
#elif defined(PLATFORM_PC) || defined(PLATFORM_ZAURUS) || defined(PLATFORM_FREMANTLE)
char foldername[256];
#elif defined(PLATFORM_GP2X)
#elif defined(PLATFORM_PSP)
#endif
/* Build a platform dependent full path to the DEFAULT_USER_LEVEL_PACK */
fullpath[0] = 0;
#if defined(PLATFORM_WIN32)
#elif defined(PLATFORM_PC) || defined(PLATFORM_ZAURUS) || defined(PLATFORM_FREMANTLE)
strcpy (fullpath, getenv ("HOME"));
strcat (fullpath, "/" LOCAL_DATA_DIR "/" LEVELS_DIR "/" DEFAULT_USER_LEVEL_PACK);
#elif defined(PLATFORM_GP2X) || defined(PLATFORM_PSP)
strcpy (fullpath, PACKAGE_DATA_DIR "/" LEVELS_DIR "/" DEFAULT_USER_LEVEL_PACK);
#endif
if (fullpath[0] != 0)
{
/* Attempt to open the DEFAULT_USER_LEVEL_PACK to test its presence */
if ((fp = fopen (fullpath, "r")) == NULL)
{
/* Failure, so attempt to create everything necessary */
fprintf (stdout, "Creating %s\n", fullpath);
/* Create directory structure ignoring errors */
#if defined(PLATFORM_WIN32)
#elif defined(PLATFORM_PC) || defined(PLATFORM_ZAURUS) || defined(PLATFORM_FREMANTLE)
strcpy (foldername, getenv ("HOME"));
strcat (foldername, "/" LOCAL_DATA_DIR);
mkdir (foldername, 0755);
strcat (foldername, "/" LEVELS_DIR);
mkdir (foldername, 0755);
#elif defined(PLATFORM_GP2X)
#elif defined(PLATFORM_PSP)
#endif
/* Create and populate the DEFAULT_USER_LEVEL_PACK */
if ((fp = fopen (fullpath, "w")) == NULL)
{
fprintf (stdout, "Cannot write to file: %s\n", fullpath);
}
else
{
fprintf (fp, "%s\n",
"[name]\nMyLevels\n\n"
"[last_level]\n1\n\n"
"[default_level_colour]\n608050\n\n"
"[notes]\nDefault user level pack for use with the designer.\n\n\n"
"[level]\n1\n"
"[colour]\n608050\n"
"[size]\n16.31\n"
"[author]\n"
"[level_notes]\n"
"[data]\n"
"................\n"
".R..............\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"........T.......\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"................\n"
"..............!.\n"
"................\n"
"[additional]\n0\n"
"[end]\n\n");
fclose (fp);
}
}
else
{
fclose (fp);
}
}
}
/***************************************************************************
* Find All DAT Files *
***************************************************************************/
/* This will search either one or two locations (platform dependent) for dat
* files. Searching PACKAGE_DATA_DIR LEVELS_DIR is mandatory but if the
* LOCAL_DATA_DIR LEVELS_DIR needs searching too then this should be set-up
* below by the maintainer of the particular build.
* On exit: returns 1 on error */
int
find_all_dat_files (void)
{
DIR *dir;
struct dirent *currentdirent;
int default_dat_found = FALSE;
char foldername[256];
int count;
#if defined(PLATFORM_WIN32)
for (count = 0; count < 1; count++)
#elif defined(PLATFORM_PC) || defined(PLATFORM_ZAURUS) || defined(PLATFORM_FREMANTLE)
for (count = 0; count < 2; count++)
#elif defined(PLATFORM_GP2X) || defined(PLATFORM_PSP)
for (count = 0; count < 1; count++)
#endif
{
if (count == 0)
{
strcpy (foldername, PACKAGE_DATA_DIR "/" LEVELS_DIR);
}
else if (count == 1)
{
#if defined(PLATFORM_WIN32)
#elif defined(PLATFORM_PC) || defined(PLATFORM_ZAURUS) || defined(PLATFORM_FREMANTLE)
strcpy (foldername, getenv ("HOME"));
strcat (foldername, "/" LOCAL_DATA_DIR "/" LEVELS_DIR);
#elif defined(PLATFORM_GP2X)
#elif defined(PLATFORM_PSP)
#endif
}
/* Open the installation or current directory */
if ((dir = opendir (foldername)) != NULL)
{
/* Now search the directory for dat files */
while ((currentdirent = readdir (dir)) != NULL)
{
#if defined(PLATFORM_PSP)
if ((strstr (currentdirent->d_name, ".dat") != NULL) || (strstr (currentdirent->d_name, ".DAT") != NULL))
#else
if (strstr (currentdirent->d_name, ".dat") != NULL)
#endif
{
if (level_pack_count < MAX_LEVEL_PACKS)
{
#if defined(PLATFORM_PSP)
if (strcasecmp (currentdirent->d_name, DEFAULT_LEVEL_PACK) == 0)
#else
if (strcmp (currentdirent->d_name, DEFAULT_LEVEL_PACK) == 0)
#endif
{
default_dat_found = TRUE;
}
else
{
strcpy (level_packs[level_pack_count].filename,
foldername);
strcat (level_packs[level_pack_count].filename,
"/");
strcat (level_packs[level_pack_count].filename,
currentdirent->d_name);
level_pack_count++;
found_pack_count++;
}
}
}
}
closedir (dir);
}
else
{
fprintf (stdout, "Couldn't open levels folder: %s\n", foldername);
}
}
if (!default_dat_found)
{
fprintf (stdout, "Cannot find the default level file: %s\n",
PACKAGE_DATA_DIR "/" LEVELS_DIR "/" DEFAULT_LEVEL_PACK);
return 1;
}
return 0;
}
/***************************************************************************
* Read Level Packs *
***************************************************************************/
/* Reads all level packs and populates the level pack list */
void
read_level_packs (void)
{
FILE *fp;
char line[1024];
char filename[256];
int name_found, last_level_found, count, count2;
for (count = 0; count < level_pack_count; count++)
{
strcpy (filename, level_packs[count].filename);
if ((fp = fopen (filename, "r")) == NULL)
{
fprintf (stdout, "Cannot read from file %s\n", filename);
/* Set everything to uninitialised */
strcpy (level_packs[count].name, SINGLE_SPACE);
level_packs[count].last_level = DEFAULT_LEVEL_START;
level_packs[count].level_reached = DEFAULT_LEVEL_START;
level_packs[count].level_selected = DEFAULT_LEVEL_START;
level_packs[count].selected = FALSE;
}
else
{
name_found = last_level_found = FALSE;
while ((fgets (line, 1024, fp)) != NULL)
{
if (!strncmp (line, "[name]", 6))
{
fgets (line, 1024, fp);
/* fgets will get [CR]LFs too so they should be removed */
for (count2 = strlen (line) - 1; count2 >= 0; count2--)
if (line[count2] == 13 || line[count2] == 10)
line[count2] = 0;
strncpy (level_packs[count].name, line, 20);
level_packs[count].name[19] = 0; /* Just in case we read all chars */
name_found = TRUE;
}
else if (!strncmp (line, "[last_level]", 12))
{
fgets (line, 1024, fp);
sscanf (line, "%i", &level_packs[count].last_level);
last_level_found = TRUE;
}
if (name_found && last_level_found)
break;
}
if (!name_found || !last_level_found)
{
if (!name_found)
{
fprintf (stdout, "[name] is missing from %s\n", filename);
/* Default the name */
strcpy (level_packs[count].name, SINGLE_SPACE);
}
if (!last_level_found)
{
fprintf (stdout, "[last_level] is missing from %s\n",
filename);
/* Default last_level */
level_packs[count].last_level = DEFAULT_LEVEL_START;
}
}
/* Default the rest */
level_packs[count].level_reached = DEFAULT_LEVEL_START;
level_packs[count].level_selected = DEFAULT_LEVEL_START;
if (count)
level_packs[count].selected = FALSE;
/* Dump info to the console */
fprintf (stdout, "Level pack found: %s with %i levels\n",
level_packs[count].name, level_packs[count].last_level);
fclose (fp);
}
}
}
/***************************************************************************
* Sort Level Packs *
***************************************************************************/
/* Sorts found level packs alphanumerically by name remembering to
* preserve the selected pack :) This must be done last after
* find_all_dat_files(), read_level_packs() and read_resource_file() */
void sort_level_packs (void)
{
struct pack swap_pack;
int swapped, count;
/* Bubble sort found level packs by name */
do
{
swapped = FALSE;
for (count = 0; count < found_pack_count - 1; count++)
{
if (strcmp (level_packs[count].name, level_packs[count + 1].name) > 0)
{
swapped = TRUE;
swap_pack = level_packs[count + 1];
level_packs[count + 1] = level_packs[count];
level_packs[count] = swap_pack;
}
}
}
while (swapped);
/* Find the selected pack */
for (count = 0; count < found_pack_count; count++)
{
if (level_packs[count].selected)
selected_pack = count;
}
}
/***************************************************************************
* Load Level Data *
***************************************************************************/
/* This function is called every time we need a new level.
* It has been rewritten to be more tolerant of incomplete data and to
* display warnings via the console when something is missing.
*
* On entry: level_number is a level within the currently selected pack
* On exit: returns 0 if successful
* returns 1 if level not found */
int load_level_data (int level_number)
{
FILE *fp;
/* line[1024] because if fgets returns a partial line
* then line_count will be incremented again */
char filename[256], symbol, line[1024];
int count, line_count = 0, x, y = 0, rows = UNDEFINED;
int additional_count = UNDEFINED, value_count;
int value_read[6];
int default_level_colour_read = DATA_UNREAD;
int level_read = DATA_UNREAD;
int colour_read = DATA_UNREAD;
int size_read = DATA_UNREAD;
int author_read = DATA_UNREAD;
int data_read = DATA_UNREAD;
int additional_read = DATA_UNREAD;
int notes_read = DATA_UNREAD;
/*int screws_read= DATA_UNREAD; Thunor: redundant: not used - neurocyp:
* we want to have different number of screws, than default, some levels
* in robbo have different number for level, than real screws number */
/* Attempt to open the level pack */
strcpy (filename, level_packs[selected_pack].filename);
if ((fp = fopen (filename, "r")) == NULL)
{
fprintf (stdout, "Cannot read from file: %s\n", filename);
return TRUE;
}
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("*** Start %s ***\n", __func__);
#endif
/* Read lines including the [CR]LFs until we have what we need
* or reach the end of file (line == NULL).
* We are looking for some or all of these things :-
* [default_level_colour] - OPTIONAL
* [level]
* [colour] - OPTIONAL
* [size]
* [author] - OPTIONAL
* [level_notes] - OPTIONAL
* [data]
* [additional] - if not applicable, this may be missing
* [end] */
while ((fgets (line, 1024, fp)) != NULL)
{
line_count++;
/* fgets will get [CR]LFs too so they should be removed */
for (count = strlen (line) - 1; count >= 0; count--)
if (line[count] == 13 || line[count] == 10) line[count] = 0;
/* Use the tags as switches so we know what to read.
* NOTE: Reading consecutive (dataless) tags means that the
* previous tag may still be marked as DATA_READING */
if ((!strncmp (line, "[default_level_colour]", 22)) ||
(!strncmp (line, "[level]", 7) && level_read == DATA_UNREAD) ||
(!strncmp (line, "[level_notes]", 13) && level_read == DATA_READ) ||
(!strncmp (line, "[colour]", 8) && level_read == DATA_READ) ||
(!strncmp (line, "[size]", 6) && level_read == DATA_READ) ||
(!strncmp (line, "[author]", 8) && level_read == DATA_READ) ||
(!strncmp (line, "[data]", 6) && level_read == DATA_READ) ||
(!strncmp (line, "[additional]", 12) && level_read == DATA_READ) ||
(!strncmp (line, "[end]", 5) && level_read == DATA_READ))
{
/* If a tag is being read and we read another tag then
* mark it as something else */
if (notes_read == DATA_READING)
{
notes_read = DATA_INCOMPLETE;
}
else if (default_level_colour_read == DATA_READING)
{
default_level_colour_read = DATA_INCOMPLETE;
}
else if (level_read == DATA_READING)
{
level_read = DATA_UNREAD; /* We need to keep reading these tags */
}
else if (colour_read == DATA_READING)
{
colour_read = DATA_INCOMPLETE;
}
else if (size_read == DATA_READING)
{
size_read = DATA_INCOMPLETE;
fprintf (stdout, "%s:%i: Incomplete size data: width or "
"height or both were found to be missing.\n",
level_packs[selected_pack].filename, line_count);
}
else if (author_read == DATA_READING)
{
author_read = DATA_INCOMPLETE;
}
else if (data_read == DATA_READING)
{
data_read = DATA_INCOMPLETE;
fprintf (stdout, "%s:%i: Insufficient data for declared "
"height of %i.\n", level_packs[selected_pack].filename,
line_count, level.h);
}
else if (additional_read == DATA_READING)
{
additional_read = DATA_INCOMPLETE;
if (additional_count != UNDEFINED)
fprintf (stdout, "%s:%i: Insufficient additional data "
"objects for declared count of %i.\n",
level_packs[selected_pack].filename, line_count,
additional_count);
}
/* If the found tag is DATA_UNREAD then mark it for DATA_READING */
if (!strncmp (line, "[default_level_colour]", 22))
{
if (default_level_colour_read == DATA_UNREAD)
default_level_colour_read = DATA_READING;
}
else if (!strncmp (line, "[level]", 7))
{
if (level_read == DATA_UNREAD)
{
level_read = DATA_READING;
}
else if (level_read == DATA_READ)
{
break; /* We've already read this; something is wrong */
}
}
else if (!strncmp (line, "[colour]", 8))
{
if (colour_read == DATA_UNREAD) colour_read = DATA_READING;
}
else if (!strncmp (line, "[size]", 6))
{
if (size_read == DATA_UNREAD) size_read = DATA_READING;
}
else if (!strncmp (line, "[author]", 8))
{
if (author_read == DATA_UNREAD) author_read = DATA_READING;
}
else if (!strncmp (line, "[data]", 6))
{
if (data_read == DATA_UNREAD)
{
data_read = DATA_READING;
/* This is a good place to reset variables
* before reading the data */
y = 0;
}
}
else if (!strncmp (line, "[additional]", 12))
{
if (additional_read == DATA_UNREAD)
{
additional_read = DATA_READING;
additional_count = rows = UNDEFINED;
}
}
else if (!strncmp(line,"[level_notes]",13))
{
if (notes_read == DATA_UNREAD) notes_read = DATA_READING;
}
else if (!strncmp (line, "[end]", 5))
{
break; /* Stop reading the file now */
}
}
else
{
/* It's not a tag but data (or newline) so we
* need to find what to do with it */
if (notes_read == DATA_READING)
{
if (strlen(level.notes) < 1024 - 3)
{
/* Append some or all line data */
count = 1024 - 3 - strlen(level.notes);
if (strlen(line) <= count)
{
strcat (level.notes, line);
}
else
{
strncat (level.notes, line, count);
/* Force termination when using strncat */
level.notes[1024 - 1] = 0;
}
/* Enforce a newline else it causes problems.
* 3 chars have been reserved for buffer termination */
strcat (level.notes, "\n");
}
else
{
notes_read = DATA_READ;
}
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("%i: level_notes=\"%s\"\n", line_count, level.notes);
#endif
}
else if (default_level_colour_read == DATA_READING)
{
if (sscanf (line, "%x", &value_read[0]) == 1)
{
level.colour = value_read[0];
default_level_colour_read = DATA_READ;
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("%i: default_level_colour=0x%06X\n",
line_count, value_read[0]);
#endif
}
else
{
/* Read once, found to be incomplete, the end :) */
default_level_colour_read = DATA_INCOMPLETE;
}
}
else if (level_read == DATA_READING)
{
if (sscanf (line, "%i", &value_read[0]) == 1)
{
if (value_read[0] == level_number)
{
level_read = DATA_READ;
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("%i: level=%i\n", line_count, value_read[0]);
#endif
}
else
{
level_read = DATA_UNREAD;
}
}
else
{
level_read = DATA_UNREAD; /* We need to keep reading these tags */
}
}
else if (colour_read == DATA_READING)
{
if (sscanf (line, "%x", &value_read[0]) == 1)
{
level.colour = value_read[0];
colour_read = DATA_READ;
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("%i: colour=0x%06X\n", line_count, value_read[0]);
#endif
}
else
{
colour_read = DATA_INCOMPLETE;
}
}
else if (size_read == DATA_READING)
{
if (sscanf (line, "%i.%i", &value_read[0], &value_read[1]) == 2)
{
if ((value_read[0] > 0 && value_read[0] <= MAX_W) &&
(value_read[1] > 0 && value_read[1] <= MAX_H))
{
level.w = value_read[0];
level.h = value_read[1];
size_read = DATA_READ;
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("%i: size w=%i h=%i\n", line_count,
value_read[0], value_read[1]);
#endif
}
else
{
size_read = DATA_INCOMPLETE;
fprintf (stdout, "%s:%i: Invalid size data: width "
"must be <= %i and height <= %i.\n",
level_packs[selected_pack].filename,
line_count, MAX_W, MAX_H);
}
}
else
{
size_read = DATA_INCOMPLETE;
fprintf (stdout, "%s:%i: Incomplete size data: width "
"or height or both were found to be missing.\n",
level_packs[selected_pack].filename, line_count);
}
}
else if (author_read == DATA_READING)
{
strncpy (level.author, line, 60); /* Prevent overruns */
level.author[59] = 0; /* Just in case we read all chars */
author_read = DATA_READ;
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("%i: author=%s\n", line_count, line);
#endif
}
else if (data_read == DATA_READING)
{
/* Only the quantity of data declared by size must be read.
* x and y will be used exclusively here whilst reading the data */
x = 0;
while (TRUE)
{
if (line[x] == 0)
{ /* No data, end of string */
data_read = DATA_INCOMPLETE;
fprintf (stdout, "%s:%i: Insufficient data for "
"declared width of %i.\n",
level_packs[selected_pack].filename,
line_count, level.w);
break;
}
else
{
board[x][y].type = transform_char (line[x]);
create_object (x, y, board[x][y].type);
switch (board[x][y].type)
{
case SCREW:
robbo.screws++;
break;
case WALL_RED:
create_object (x, y, WALL);
board[x][y].state = 1;
break;
case WALL_GREEN:
create_object (x, y, WALL);
board[x][y].state = 2;
break;
case BLACK_WALL:
create_object (x, y, WALL);
board[x][y].state = 3;
break;
case FAT_WALL:
create_object (x, y, WALL);
board[x][y].state = 4;
break;
case ROUND_WALL:
create_object (x, y, WALL);
board[x][y].state = 5;
break;
case BOULDER_WALL:
create_object (x, y, WALL);
board[x][y].state = 6;
break;
case SQUARE_WALL:
create_object (x, y, WALL);
board[x][y].state = 7;
break;
case LATTICE_WALL:
create_object (x, y, WALL);
board[x][y].state = 8;
break;
}
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("%c", line[x]);
#endif
}
if (++x >= level.w) break;
}
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("\n");
#endif
if (++y >= level.h) data_read = DATA_READ;
}
else if (additional_read == DATA_READING)
{
/* rows is used exclusively here whilst reading the data.
* Are we reading the additional count? */
if (additional_count == UNDEFINED)
{
/* If we read 2 then it's a data object and not a count */
if (sscanf (line, "%i.%i", &value_read[0], &value_read[1]) == 1)
{
if (value_read[0] > 0)
{
additional_count = rows = value_read[0];
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("%i: additional=%i\n", line_count,
value_read[0]);
#endif
}
else
{
additional_read = DATA_INCOMPLETE;
}
}
else
{
additional_read = DATA_INCOMPLETE;
fprintf (stdout, "%s:%i: The additional data object "
"count is missing. This should be directly below "
"the [additional] tag.\n",
level_packs[selected_pack].filename, line_count);
}
}
else
{
/* It's not the additional count,
* so read the additional data objects */
value_count = sscanf (line, "%i.%i.%c.%i.%i.%i.%i.%i.%i",
&x, &y, &symbol, &value_read[0], &value_read[1],
&value_read[2], &value_read[3], &value_read[4],
&value_read[5]);
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("%i: %s\n", line_count, line);
#endif
/* Validate the values read */
if (value_count <= 0)
{
additional_read = DATA_INCOMPLETE;
fprintf (stdout, "%s:%i: Insufficient additional "
"data objects for declared count of %i.\n",
level_packs[selected_pack].filename,
line_count, additional_count);
}
else if (value_count < 4)
{
fprintf (stdout, "%s:%i: Insufficient number of "
"values defining additional data object.\n",
level_packs[selected_pack].filename,
line_count);
}
else if (x < 0 || x >= MAX_W)
{
fprintf (stdout, "%s:%i: Invalid value for x in "
"additional data object.\n",
level_packs[selected_pack].filename,
line_count);
}
else if (y < 0 || y >= MAX_H)
{
fprintf (stdout, "%s:%i: Invalid value for y in "
"additional data object.\n",
level_packs[selected_pack].filename,
line_count);
}
else
{
switch (transform_char (symbol))
{
case LASER_L:
case LASER_D:
board[x][y].direction=value_read[0];
break;
case TELEPORT:
board[x][y].teleportnumber = value_read[0];
board[x][y].teleportnumber2 = value_read[1];
break;
case GUN:
board[x][y].direction = value_read[0];
board[x][y].state = value_read[0];
board[x][y].direction2 = value_read[1];
board[x][y].solidlaser = value_read[2];
board[x][y].movable = value_read[3];
board[x][y].rotable = value_read[4];
board[x][y].randomrotated = value_read[5];
if(board[x][y].movable==1) {
board[x][y].state+=4;
}
break;
case MAGNET:
board[x][y].state = value_read[0];
if(value_count>4) /* we would like to have rotable magnets */
board[x][y].rotable=value_read[1];
else
board[x][y].rotable=0;
case BARRIER:
board[x][y].direction = value_read[0];
break;
case BIRD:
board[x][y].direction2 = value_read[1];
board[x][y].shooting = value_read[2];
case BEAR_B:
case BEAR:
board[x][y].direction = value_read[0];
break;
default:
fprintf (stdout, "%s:%i: Invalid value for "
"symbol in additional data object.\n",
level_packs[selected_pack].filename,
line_count);
break;
}
}
if (--rows <= 0) additional_read = DATA_READ;
}
}
}
}
fclose (fp);
#ifdef DEBUG_LOAD_LEVEL_DATA
printf ("default_level_colour_read=%s\n",
data_state[default_level_colour_read]);
printf ("level_read=%s\n", data_state[level_read]);
printf ("colour_read=%s\n", data_state[colour_read]);
printf ("size_read=%s\n", data_state[size_read]);
printf ("author_read=%s\n", data_state[author_read]);
printf ("notes_read=%s\n", data_state[notes_read]);
printf ("data_read=%s\n", data_state[data_read]);
printf ("additional_read=%s\n", data_state[additional_read]);
printf ("*** Stop %s ***\n", __func__);
#endif
if (level_read == DATA_READ && size_read == DATA_READ &&
data_read == DATA_READ)
{
return FALSE;
}
else
{
/* Show the user generally what caused the load abort. More
* descriptive messages may have already been displayed from
* the above code */
fprintf (stdout, "Loading of pack %s level %i has been aborted due "
"to :-\n", level_packs[selected_pack].filename, level_number);
if (level_read != DATA_READ)
{
fprintf (stdout, "* The level was not found.\n");
}
else
{
if (size_read == DATA_UNREAD)
{
fprintf (stdout, "* The [size] tag was not found.\n");
}
else if (size_read == DATA_INCOMPLETE)
{
fprintf (stdout, "* Incomplete or invalid size data.\n");
}
if (data_read == DATA_UNREAD)
{
fprintf (stdout, "* The [data] tag was not found.\n");
}
else if (data_read == DATA_INCOMPLETE)
{
fprintf (stdout, "* Incomplete level data.\n");
}
}
}
return TRUE;
}
/****************************************************/
/*** Transformation char for object value ***********/
/****************************************************/
int transform_char (char c)
{
switch (c)
{
case 'X':
return STOP;
case 'k':
return RADIOACTIVE_FIELD;
case '.':
return EMPTY_FIELD;
case 'R':
return ROBBO;
case 'O':
return WALL;
case 'Q':
return WALL_RED;
case 'T':
return SCREW;
case '\'':
return BULLET;
case '#':
return BOX;
case '%':
return KEY;
case 'B':
return BOMB2; /* robbo alex has at least two types of bombs */
case 'b':
return BOMB;
case 'D':
return DOOR;
case '?':
return QUESTIONMARK;
case '@':
return BEAR;
case '^':
return BIRD;
case '!':
return CAPSULE;
case 'H':
return GROUND;
case 'o':
return WALL_GREEN;
case '*':
return BEAR_B;
case 'V':
return BUTTERFLY;
case '&':
return TELEPORT;
case '}':
return GUN;
case 'M':
return MAGNET;
case '-':
/* Thunor: I changed spaces to "-"
* because spaces are difficult to manage */
return BLACK_WALL;
case '~':
return PUSH_BOX;
case '=':
return BARRIER;
case 'q':
return FAT_WALL;
case 'p':
return ROUND_WALL;
case 'P':
return BOULDER_WALL;
case 's':
return SQUARE_WALL;
case 'S':
return LATTICE_WALL;
case '+':
/* Thunor: "+" is a life which we don't support
* but remains in some levels */
return EMPTY_FIELD;
case 'L':
return LASER_L;
case 'l':
return LASER_D;
default:
fprintf (stdout, "Unrecognised object identifier: \"%c\". "
"Setting to EMPTY_FIELD\n", c);
return EMPTY_FIELD;
}
}
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