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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
/* First part of the console implmentation: VM independent stuff */
/* Remember, it doesn't have to be fast. */
#include "sci/include/sci_memory.h"
#include "sci/include/engine.h"
#ifdef SCI_CONSOLE
int con_passthrough = 0;
FILE *con_file = NULL;
static void(*_con_string_callback)(char*) = NULL;
static void (*_con_pixmap_callback)(gfx_pixmap_t *) = NULL;
/****************************************/
/* sciprintf */
/****************************************/
int sciprintf(const char *fmt, ...) {
va_list argp;
int bufsize = 256;
int i;
char *buf = (char *)sci_malloc(bufsize);
if (NULL == fmt) {
error("console.c: sciprintf(): NULL passed for parameter fmt\n");
return -1;
}
if (NULL == buf) {
error("console.c: sciprintf(): malloc failed for buf\n");
return -1;
}
va_start(argp, fmt);
while ((i = vsnprintf(buf, bufsize - 1, fmt, argp)) == -1
|| (i >= bufsize - 2)) {
/* while we're out of space... */
va_end(argp);
va_start(argp, fmt); /* reset argp */
free(buf);
buf = (char *)sci_malloc(bufsize <<= 1);
}
va_end(argp);
if (con_passthrough)
printf("%s", buf);
if (con_file)
fprintf(con_file, "%s", buf);
if (_con_string_callback)
_con_string_callback(buf);
else
free(buf);
return 1;
}
void con_set_string_callback(void(*callback)(char *)) {
_con_string_callback = callback;
}
void
con_set_pixmap_callback(void(*callback)(gfx_pixmap_t *)) {
_con_pixmap_callback = callback;
}
int
con_can_handle_pixmaps(void) {
return _con_pixmap_callback != NULL;
}
int
con_insert_pixmap(gfx_pixmap_t *pixmap) {
if (_con_pixmap_callback)
_con_pixmap_callback(pixmap);
else
return 1;
return 0;
}
void
open_console_file(char *filename) {
if (con_file != NULL)
fclose(con_file);
if (NULL == filename) {
error("console.c: open_console_file(): NULL passed for parameter filename\r\n");
}
#ifdef WIN32
con_file = fopen(filename, "wt");
#else
con_file = fopen(filename, "w");
#endif
if (NULL == con_file)
error("console.c: open_console_file(): Could not open output file %s\n", filename);
}
void
close_console_file(void) {
if (con_file != NULL) {
fclose(con_file);
con_file = NULL;
}
}
#endif /* SCI_CONSOLE */
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