notnotdnethack/win/share/tiletext.c

315 lines
7.3 KiB
C

/* SCCS Id: @(#)tiletext.c 3.4 1999/10/24 */
/* NetHack may be freely redistributed. See license for details. */
#include "config.h"
#include "tile.h"
pixval ColorMap[3][MAXCOLORMAPSIZE];
int colorsinmap;
pixval MainColorMap[3][MAXCOLORMAPSIZE];
int colorsinmainmap;
static short color_index[MAXCOLORMAPSIZE];
static int num_colors;
static char charcolors[MAXCOLORMAPSIZE];
static int placeholder_init = 0;
static pixel placeholder[TILE_Y][TILE_X];
static FILE *tile_file;
static int tile_set, tile_set_indx;
#if (TILE_X==8)
static const char *text_sets[] = { "monthin.txt", "objthin.txt", "oththin.txt" };
#else
static const char *text_sets[] = { "monsters.txt", "objects.txt", "other.txt" };
#endif
extern const char *tilename(int, int);
static void read_text_colormap(FILE *);
static boolean write_text_colormap(FILE *);
static boolean read_txttile(FILE *, pixel(*)[TILE_X]);
static void write_txttile(FILE *, pixel(*)[TILE_X]);
/* Ugh. DICE doesn't like %[A-Z], so we have to spell it out... */
#define FORMAT_STRING \
"%[ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789] = (%d, %d, %d) "
static void
read_text_colormap(FILE *txtfile)
{
int i, r, g, b;
char c[2];
for (i = 0; i < MAXCOLORMAPSIZE; i++)
color_index[i] = -1;
num_colors = 0;
while (fscanf(txtfile, FORMAT_STRING, c, &r, &g, &b) == 4) {
color_index[(int) c[0]] = num_colors;
ColorMap[CM_RED][num_colors] = r;
ColorMap[CM_GREEN][num_colors] = g;
ColorMap[CM_BLUE][num_colors] = b;
num_colors++;
}
colorsinmap = num_colors;
}
#undef FORMAT_STRING
static boolean
write_text_colormap(FILE *txtfile)
{
int i;
char c;
num_colors = colorsinmainmap;
if (num_colors > 62) {
Fprintf(stderr, "too many colors (%d)\n", num_colors);
return FALSE;
}
for (i = 0; i < num_colors; i++) {
if (i < 26) c = 'A' + i;
else if (i < 52) c = 'a' + i - 26;
else c = '0' + i - 52;
charcolors[i] = c;
Fprintf(txtfile, "%c = (%d, %d, %d)\n", c,
(int)MainColorMap[CM_RED][i],
(int)MainColorMap[CM_GREEN][i],
(int)MainColorMap[CM_BLUE][i]);
}
return TRUE;
}
static boolean
read_txttile(FILE *txtfile, pixel (*pixels)[TILE_X])
{
int ph, i, j, k;
char buf[BUFSZ], ttype[BUFSZ];
const char *p;
char c[2];
if (fscanf(txtfile, "# %s %d (%[^)])", ttype, &i, buf) <= 0)
return FALSE;
ph = strcmp(ttype, "placeholder") == 0;
if (!ph && strcmp(ttype,"tile") != 0)
Fprintf(stderr,
"Keyword \"%s\" unexpected for entry %d\n",
ttype, i);
if (tile_set != 0) {
/* check tile name, but not relative number, which will
* change when tiles are added
*/
p = tilename(tile_set, tile_set_indx);
if (p && strcmp(p, buf)) {
Fprintf(stderr, "warning: for tile %d (numbered %d) of %s,\n",
tile_set_indx, i, text_sets[tile_set-1]);
Fprintf(stderr, "\tfound '%s' while expecting '%s'\n",
buf, p);
}
}
tile_set_indx++;
/* look for non-whitespace at each stage */
if (fscanf(txtfile, "%1s", c) < 0) {
Fprintf(stderr, "unexpected EOF\n");
return FALSE;
}
if (c[0] != '{') {
Fprintf(stderr, "didn't find expected '{'\n");
return FALSE;
}
for (j = 0; j < TILE_Y; j++) {
for (i = 0; i < TILE_X; i++) {
if (fscanf(txtfile, "%1s", c) < 0) {
Fprintf(stderr, "unexpected EOF\n");
return FALSE;
}
k = color_index[(int) c[0]];
if (k == -1)
Fprintf(stderr,
"color %c not in colormap!\n", c[0]);
else {
pixels[j][i].r = ColorMap[CM_RED][k];
pixels[j][i].g = ColorMap[CM_GREEN][k];
pixels[j][i].b = ColorMap[CM_BLUE][k];
}
}
}
if ( ph ) {
/* remember it for later */
memcpy( placeholder, pixels, sizeof(placeholder) );
}
if (fscanf(txtfile, "%1s ", c) < 0) {
Fprintf(stderr, "unexpected EOF\n");
return FALSE;
}
if (c[0] != '}') {
Fprintf(stderr, "didn't find expected '}'\n");
return FALSE;
}
return TRUE;
}
static void
write_txttile(FILE *txtfile, pixel (*pixels)[TILE_X])
{
const char *p;
const char *type;
int i, j, k;
if ( memcmp(placeholder, pixels, sizeof(placeholder)) == 0 )
type = "placeholder";
else
type = "tile";
if (tile_set == 0)
Fprintf(txtfile, "# %s %d (unknown)\n", type, tile_set_indx);
else {
p = tilename(tile_set, tile_set_indx);
if (p)
Fprintf(txtfile, "# %s %d (%s)\n", type, tile_set_indx, p);
else
Fprintf(txtfile, "# %s %d (null)\n", type, tile_set_indx);
}
tile_set_indx++;
Fprintf(txtfile, "{\n");
for (j = 0; j < TILE_Y; j++) {
Fprintf(txtfile, " ");
for (i = 0; i < TILE_X; i++) {
for (k = 0; k < num_colors; k++) {
if (ColorMap[CM_RED][k] == pixels[j][i].r &&
ColorMap[CM_GREEN][k] == pixels[j][i].g &&
ColorMap[CM_BLUE][k] == pixels[j][i].b)
break;
}
if (k >= num_colors)
Fprintf(stderr, "color not in colormap!\n");
(void) fputc(charcolors[k], txtfile);
}
Fprintf(txtfile, "\n");
}
Fprintf(txtfile, "}\n");
}
/* initialize main colormap from globally accessed ColorMap */
void
init_colormap(void)
{
int i;
colorsinmainmap = colorsinmap;
for (i = 0; i < colorsinmap; i++) {
MainColorMap[CM_RED][i] = ColorMap[CM_RED][i];
MainColorMap[CM_GREEN][i] = ColorMap[CM_GREEN][i];
MainColorMap[CM_BLUE][i] = ColorMap[CM_BLUE][i];
}
}
/* merge new colors from ColorMap into MainColorMap */
void
merge_colormap(void)
{
int i, j;
for (i = 0; i < colorsinmap; i++) {
for (j = 0; j < colorsinmainmap; j++) {
if (MainColorMap[CM_RED][j] == ColorMap[CM_RED][i] &&
MainColorMap[CM_GREEN][j] == ColorMap[CM_GREEN][i] &&
MainColorMap[CM_BLUE][j] == ColorMap[CM_BLUE][i])
break;
}
if (j >= colorsinmainmap) { /* new color */
if (colorsinmainmap >= MAXCOLORMAPSIZE) {
Fprintf(stderr,
"Too many colors to merge -- excess ignored.\n");
}
j = colorsinmainmap;
MainColorMap[CM_RED][j] = ColorMap[CM_RED][i];
MainColorMap[CM_GREEN][j] = ColorMap[CM_GREEN][i];
MainColorMap[CM_BLUE][j] = ColorMap[CM_BLUE][i];
colorsinmainmap++;
}
}
}
boolean
fopen_text_file(const char *filename, const char *type)
{
const char *p;
int i;
if (tile_file != (FILE *)0) {
Fprintf(stderr, "can only open one text file at at time\n");
return FALSE;
}
tile_file = fopen(filename, type);
if (tile_file == (FILE *)0) {
Fprintf(stderr, "cannot open text file %s\n", filename);
return FALSE;
}
p = rindex(filename, '/');
if (p) p++;
else p = filename;
tile_set = 0;
for (i = 0; i < SIZE(text_sets); i++) {
if (!strcmp(p, text_sets[i]))
tile_set = i+1;
}
tile_set_indx = 0;
if (!strcmp(type, RDTMODE)) {
/* Fill placeholder with noise */
if ( !placeholder_init ) {
placeholder_init++;
for ( i=0; i<sizeof(placeholder); i++ )
((char*)placeholder)[i]=i%256;
}
read_text_colormap(tile_file);
if (!colorsinmainmap)
init_colormap();
else
merge_colormap();
return TRUE;
} else if (!strcmp(type, WRTMODE)) {
if (!colorsinmainmap) {
Fprintf(stderr, "no colormap set yet\n");
return FALSE;
}
return(write_text_colormap(tile_file));
} else {
Fprintf(stderr, "bad mode (%s) for fopen_text_file\n", type);
return FALSE;
}
}
boolean
read_text_tile(pixel (*pixels)[TILE_X])
{
return(read_txttile(tile_file, pixels));
}
boolean
write_text_tile(pixel (*pixels)[TILE_X])
{
write_txttile(tile_file, pixels);
return TRUE;
}
int
fclose_text_file(void)
{
int ret;
ret = fclose(tile_file);
tile_file = (FILE *)0;
return ret;
}