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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.
*
* $URL$
* $Id$
*
*/
#include "sci/include/engine.h"
namespace Sci {
int stop_on_event;
#define SCI_VARIABLE_GAME_SPEED 3
reg_t kGetEvent(EngineState *s, int funct_nr, int argc, reg_t *argv) {
int mask = UKPV(0);
reg_t obj = argv[1];
sci_event_t e;
int oldx, oldy;
int modifier_mask = SCI_VERSION_MAJOR(s->version) == 0 ? SCI_EVM_ALL : SCI_EVM_NO_FOOLOCK;
if (s->kernel_opt_flags & KERNEL_OPT_FLAG_GOT_2NDEVENT) {
// Penalty time- too many requests to this function without
// waiting!
int delay = s->script_000->locals_block->locals[SCI_VARIABLE_GAME_SPEED].offset;
gfxop_usleep(s->gfx_state, (1000000 * delay) / 60);
}
// If there's a simkey pending, and the game wants a keyboard event, use the
// simkey instead of a normal event
if (_kdebug_cheap_event_hack && (mask & SCI_EVT_KEYBOARD)) {
PUT_SEL32V(obj, type, SCI_EVT_KEYBOARD); // Keyboard event
PUT_SEL32V(obj, message, _kdebug_cheap_event_hack);
PUT_SEL32V(obj, modifiers, SCI_EVM_NUMLOCK); // Numlock on
PUT_SEL32V(obj, x, s->gfx_state->pointer_pos.x);
PUT_SEL32V(obj, y, s->gfx_state->pointer_pos.y);
_kdebug_cheap_event_hack = 0;
return make_reg(0, 1);
}
oldx = s->gfx_state->pointer_pos.x;
oldy = s->gfx_state->pointer_pos.y;
e = gfxop_get_event(s->gfx_state, mask);
s->parser_event = NULL_REG; // Invalidate parser event
PUT_SEL32V(obj, x, s->gfx_state->pointer_pos.x);
PUT_SEL32V(obj, y, s->gfx_state->pointer_pos.y);
//gfxop_set_pointer_position(s->gfx_state, Common::Point(s->gfx_state->pointer_pos.x, s->gfx_state->pointer_pos.y));
if (e.type)
s->kernel_opt_flags &= ~(KERNEL_OPT_FLAG_GOT_EVENT | KERNEL_OPT_FLAG_GOT_2NDEVENT);
else {
if (s->kernel_opt_flags & KERNEL_OPT_FLAG_GOT_EVENT)
s->kernel_opt_flags |= KERNEL_OPT_FLAG_GOT_2NDEVENT;
else
s->kernel_opt_flags |= KERNEL_OPT_FLAG_GOT_EVENT;
}
switch (e.type) {
case SCI_EVT_QUIT:
quit_vm();
break;
case SCI_EVT_KEYBOARD: {
if ((e.buckybits & SCI_EVM_LSHIFT) && (e.buckybits & SCI_EVM_RSHIFT) && (e.data == '-')) {
sciprintf("Debug mode activated\n");
script_debug_flag = 1; // Enter debug mode
_debug_seeking = _debug_step_running = 0;
s->onscreen_console = 0;
} else if ((e.buckybits & SCI_EVM_CTRL) && (e.data == '`')) {
script_debug_flag = 1; // Enter debug mode
_debug_seeking = _debug_step_running = 0;
s->onscreen_console = 1;
} else if ((e.buckybits & SCI_EVM_CTRL) && (e.data == '1')) {
if (s->visual)
s->visual->print(GFXW(s->visual), 0);
} else {
PUT_SEL32V(obj, type, SCI_EVT_KEYBOARD); // Keyboard event
s->r_acc = make_reg(0, 1);
PUT_SEL32V(obj, message, e.character);
// We only care about the translated
// character
PUT_SEL32V(obj, modifiers, e.buckybits&modifier_mask);
}
}
break;
case SCI_EVT_MOUSE_RELEASE:
case SCI_EVT_MOUSE_PRESS: {
int extra_bits = 0;
if (mask & e.type) {
switch (e.data) {
case 2:
extra_bits = SCI_EVM_LSHIFT | SCI_EVM_RSHIFT;
break;
case 3:
extra_bits = SCI_EVM_CTRL;
default:
break;
}
PUT_SEL32V(obj, type, e.type);
PUT_SEL32V(obj, message, 1);
PUT_SEL32V(obj, modifiers, (e.buckybits | extra_bits)&modifier_mask);
s->r_acc = make_reg(0, 1);
}
}
break;
default: {
s->r_acc = NULL_REG; // Unknown or no event
}
}
if ((s->r_acc.offset) && (stop_on_event)) {
stop_on_event = 0;
script_debug_flag = 1;
}
return s->r_acc;
}
reg_t kMapKeyToDir(EngineState *s, int funct_nr, int argc, reg_t *argv) {
reg_t obj = argv[0];
if (GET_SEL32V(obj, type) == SCI_EVT_KEYBOARD) { // Keyboard
int mover = -1;
switch (GET_SEL32V(obj, message)) {
case SCI_K_HOME:
mover = 8;
break;
case SCI_K_UP:
mover = 1;
break;
case SCI_K_PGUP:
mover = 2;
break;
case SCI_K_LEFT:
mover = 7;
break;
case SCI_K_CENTER:
case 76:
mover = 0;
break;
case SCI_K_RIGHT:
mover = 3;
break;
case SCI_K_END:
mover = 6;
break;
case SCI_K_DOWN:
mover = 5;
break;
case SCI_K_PGDOWN:
mover = 4;
break;
default:
break;
}
if (mover >= 0) {
PUT_SEL32V(obj, type, SCI_EVT_JOYSTICK);
PUT_SEL32V(obj, message, mover);
return make_reg(0, 1);
} else return NULL_REG;
}
return s->r_acc;
}
reg_t kGlobalToLocal(EngineState *s, int funct_nr, int argc, reg_t *argv) {
reg_t obj = argc ? argv[0] : NULL_REG; // Can this really happen? Lars
if (obj.segment) {
int x = GET_SEL32V(obj, x);
int y = GET_SEL32V(obj, y);
PUT_SEL32V(obj, x, x - s->port->zone.x);
PUT_SEL32V(obj, y, y - s->port->zone.y);
}
return s->r_acc;
}
reg_t kLocalToGlobal(EngineState *s, int funct_nr, int argc, reg_t *argv) {
reg_t obj = argc ? argv[0] : NULL_REG; // Can this really happen? Lars
if (obj.segment) {
int x = GET_SEL32V(obj, x);
int y = GET_SEL32V(obj, y);
PUT_SEL32V(obj, x, x + s->port->zone.x);
PUT_SEL32V(obj, y, y + s->port->zone.y);
}
return s->r_acc;
}
reg_t kJoystick(EngineState *s, int funct_nr, int argc, reg_t *argv) {
warning("Unimplemented syscall 'Joystick()");
return NULL_REG;
}
} // End of namespace Sci
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