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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#include "stdafx.h"
#include "scumm.h"
enum {
CMD_INVALID,
CMD_HELP,
CMD_QUIT,
CMD_GO,
CMD_ACTOR,
CMD_SCRIPTS,
};
void ScummDebugger::attach(Scumm *s) {
if (_s)
detach();
_welcome = true;
_s = s;
s->_debugger = this;
_go_amount = 1;
}
bool ScummDebugger::do_command() {
int cmd;
switch(get_command()) {
case CMD_HELP:
printf("Debugger commands:\n"
"help -> display this help text\n"
"quit -> quit the debugger\n"
"go [numframes] -> increase frame\n"
);
return true;
case CMD_QUIT:
detach();
return false;
case CMD_GO:
if (!_parameters[0])
_go_amount = 1;
else
_go_amount = atoi(_parameters);
return false;
case CMD_ACTOR:
if (!_parameters[0])
printActors(-1);
else
printActors(atoi(_parameters));
return true;
case CMD_SCRIPTS:
printScripts();
return true;
}
}
void ScummDebugger::enter() {
if (_welcome) {
_welcome = false;
printf("Debugging Mode entered!, please switch to this console for input.\n"
"Enter h to list all the debug commands\n");
}
while(do_command()) {}
}
void ScummDebugger::on_frame() {
if (_go_amount==0)
return;
if (!--_go_amount)
enter();
}
void ScummDebugger::detach() {
_s->_debugger = NULL;
_s = NULL;
}
struct DebuggerCommands {
char text[8];
byte len;
byte id;
};
static const DebuggerCommands debugger_commands[] = {
{ "h", 1, CMD_HELP },
{ "q", 1, CMD_QUIT },
{ "g", 1, CMD_GO },
{ "a", 1, CMD_ACTOR },
{ "s", 1, CMD_SCRIPTS },
{ 0, 0, 0 },
};
int ScummDebugger::get_command() {
const DebuggerCommands *dc;
char *s;
int i;
do {
printf("debug> ");
if (!fgets(_cmd_buffer, sizeof(_cmd_buffer), stdin))
return CMD_QUIT;
i = strlen(_cmd_buffer);
while (i>0 && _cmd_buffer[i-1]==10)
_cmd_buffer[--i] = 0;
if (i==0)
continue;
dc = debugger_commands;
do {
if (!strncmp(_cmd_buffer, dc->text, dc->len)) {
for(s=_cmd_buffer;*s;s++) {
if (*s==32) { s++; break; }
}
_parameters = s;
return _command = dc->id;
}
} while ((++dc)->text[0]);
for(s=_cmd_buffer;*s;s++)
if (*s==32) { *s=0; break; }
printf("Invalid command '%s'. Type 'help' for a list of available commands.\n", _cmd_buffer);
} while (1);
}
void ScummDebugger::printActors(int act) {
int i;
Actor *a;
if (act==-1) {
printf("+--------------------------------------------------------------+\n");
printf("|# |room| x y |elev|cos|width|box|mov|zp|frame|scale|spd|dir|\n");
printf("+--+----+--------+----+---+-----+---+---+--+-----+-----+---+---+\n");
for(i=1; i<13; i++) {
a = &_s->actor[i];
if (a->visible)
printf("|%2d|%4d|%3d %3d|%4d|%3d|%5d|%3d|%3d|%2d|%5d|%5d|%3d|%3d|\n",
i,a->room,a->x,a->y,a->elevation,a->costume,a->width,a->walkbox,a->moving,a->neverZClip,a->animIndex,a->scalex,a->speedx,a->facing);
}
printf("+--------------------------------------------------------------+\n");
}
}
void ScummDebugger::printScripts() {
int i;
ScriptSlot *ss;
printf("+---------------------------------+\n");
printf("|# |num|sta|typ|un1|un2|fc|cut|un5|\n");
printf("+--+---+---+---+---+---+--+---+---+\n");
for(i=0; i<25; i++) {
ss = &_s->vm.slot[i];
if (ss->number) {
printf("|%2d|%3d|%3d|%3d|%3d|%3d|%2d|%3d|%3d|\n",
i, ss->number, ss->status, ss->type, ss->unk1, ss->unk2, ss->freezeCount, ss->cutsceneOverride, ss->unk5);
}
}
printf("+---------------------------------+\n");
}
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