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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/sci.h"
#include "sci/engine/features.h"
#include "sci/engine/state.h"
#include "sci/engine/selector.h"
#include "sci/engine/kernel.h"
#include "sci/console.h"
#include "sci/debug.h" // for g_debug_simulated_key
#include "sci/event.h"
#include "sci/graphics/gui.h"
#include "sci/graphics/gui32.h"
#include "sci/graphics/coordadjuster.h"
#include "sci/graphics/cursor.h"
namespace Sci {
#define SCI_VARIABLE_GAME_SPEED 3
reg_t kGetEvent(EngineState *s, int argc, reg_t *argv) {
int mask = argv[0].toUint16();
reg_t obj = argv[1];
sciEvent curEvent;
int oldx, oldy;
int modifier_mask = getSciVersion() <= SCI_VERSION_01 ? SCI_KEYMOD_ALL : SCI_KEYMOD_NO_FOOLOCK;
SegManager *segMan = s->_segMan;
Common::Point mousePos;
// Limit the mouse cursor position, if necessary
g_sci->_gfxCursor->refreshPosition();
mousePos = g_sci->_gfxCursor->getPosition();
// If there's a simkey pending, and the game wants a keyboard event, use the
// simkey instead of a normal event
if (g_debug_simulated_key && (mask & SCI_EVENT_KEYBOARD)) {
writeSelectorValue(segMan, obj, SELECTOR(type), SCI_EVENT_KEYBOARD); // Keyboard event
writeSelectorValue(segMan, obj, SELECTOR(message), g_debug_simulated_key);
writeSelectorValue(segMan, obj, SELECTOR(modifiers), SCI_KEYMOD_NUMLOCK); // Numlock on
writeSelectorValue(segMan, obj, SELECTOR(x), mousePos.x);
writeSelectorValue(segMan, obj, SELECTOR(y), mousePos.y);
g_debug_simulated_key = 0;
return make_reg(0, 1);
}
oldx = mousePos.x;
oldy = mousePos.y;
curEvent = g_sci->getEventManager()->get(mask);
if (g_sci->getVocabulary())
g_sci->getVocabulary()->parser_event = NULL_REG; // Invalidate parser event
writeSelectorValue(segMan, obj, SELECTOR(x), mousePos.x);
writeSelectorValue(segMan, obj, SELECTOR(y), mousePos.y);
//s->_gui->moveCursor(s->gfx_state->pointer_pos.x, s->gfx_state->pointer_pos.y);
switch (curEvent.type) {
case SCI_EVENT_QUIT:
s->abortScriptProcessing = kAbortQuitGame; // Terminate VM
g_debugState.seeking = kDebugSeekNothing;
g_debugState.runningStep = 0;
break;
case SCI_EVENT_KEYBOARD:
writeSelectorValue(segMan, obj, SELECTOR(type), SCI_EVENT_KEYBOARD); // Keyboard event
s->r_acc = make_reg(0, 1);
writeSelectorValue(segMan, obj, SELECTOR(message), curEvent.character);
// We only care about the translated character
writeSelectorValue(segMan, obj, SELECTOR(modifiers), curEvent.modifiers & modifier_mask);
break;
case SCI_EVENT_MOUSE_RELEASE:
case SCI_EVENT_MOUSE_PRESS:
// track left buttton clicks, if requested
if (curEvent.type == SCI_EVENT_MOUSE_PRESS && curEvent.data == 1 && g_debug_track_mouse_clicks) {
g_sci->getSciDebugger()->DebugPrintf("Mouse clicked at %d, %d\n",
mousePos.x, mousePos.y);
}
if (mask & curEvent.type) {
int extra_bits = 0;
switch (curEvent.data) {
case 2:
extra_bits = SCI_KEYMOD_LSHIFT | SCI_KEYMOD_RSHIFT;
break;
case 3:
extra_bits = SCI_KEYMOD_CTRL;
default:
break;
}
writeSelectorValue(segMan, obj, SELECTOR(type), curEvent.type);
writeSelectorValue(segMan, obj, SELECTOR(message), 0);
writeSelectorValue(segMan, obj, SELECTOR(modifiers), (curEvent.modifiers | 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) && (g_debugState.stopOnEvent)) {
g_debugState.stopOnEvent = false;
// A SCI event occured, and we have been asked to stop, so open the debug console
Console *con = g_sci->getSciDebugger();
con->DebugPrintf("SCI event occured: ");
switch (curEvent.type) {
case SCI_EVENT_QUIT:
con->DebugPrintf("quit event\n");
break;
case SCI_EVENT_KEYBOARD:
con->DebugPrintf("keyboard event\n");
break;
case SCI_EVENT_MOUSE_RELEASE:
case SCI_EVENT_MOUSE_PRESS:
con->DebugPrintf("mouse click event\n");
break;
default:
con->DebugPrintf("unknown or no event (event type %d)\n", curEvent.type);
}
con->attach();
con->onFrame();
}
#ifndef USE_OLD_MUSIC_FUNCTIONS
if (g_sci->_features->detectDoSoundType() <= SCI_VERSION_0_LATE) {
// If we're running a SCI0 game, update the sound cues, to compensate
// for the fact that SCI0 does not poll to update the sound cues itself,
// like SCI01 and later do with cmdUpdateSoundCues. kGetEvent is called
// quite often, so emulate the SCI01 behavior of cmdUpdateSoundCues with
// this call
s->_soundCmd->updateSci0Cues();
}
#endif
return s->r_acc;
}
reg_t kMapKeyToDir(EngineState *s, int argc, reg_t *argv) {
reg_t obj = argv[0];
SegManager *segMan = s->_segMan;
if (readSelectorValue(segMan, obj, SELECTOR(type)) == SCI_EVENT_KEYBOARD) { // Keyboard
int mover = -1;
switch (readSelectorValue(segMan, obj, SELECTOR(message))) {
case SCI_KEY_HOME:
mover = 8;
break;
case SCI_KEY_UP:
mover = 1;
break;
case SCI_KEY_PGUP:
mover = 2;
break;
case SCI_KEY_LEFT:
mover = 7;
break;
case SCI_KEY_CENTER:
case 76:
mover = 0;
break;
case SCI_KEY_RIGHT:
mover = 3;
break;
case SCI_KEY_END:
mover = 6;
break;
case SCI_KEY_DOWN:
mover = 5;
break;
case SCI_KEY_PGDOWN:
mover = 4;
break;
default:
break;
}
if (mover >= 0) {
writeSelectorValue(segMan, obj, SELECTOR(type), SCI_EVENT_JOYSTICK);
writeSelectorValue(segMan, obj, SELECTOR(message), mover);
return make_reg(0, 1);
} else
return NULL_REG;
}
return s->r_acc;
}
reg_t kGlobalToLocal(EngineState *s, int argc, reg_t *argv) {
reg_t obj = argc ? argv[0] : NULL_REG; // Can this really happen? Lars
reg_t planeObject = argc > 1 ? argv[1] : NULL_REG; // SCI32
SegManager *segMan = s->_segMan;
if (obj.segment) {
int16 x = readSelectorValue(segMan, obj, SELECTOR(x));
int16 y = readSelectorValue(segMan, obj, SELECTOR(y));
g_sci->_gfxCoordAdjuster->kernelGlobalToLocal(x, y, planeObject);
writeSelectorValue(segMan, obj, SELECTOR(x), x);
writeSelectorValue(segMan, obj, SELECTOR(y), y);
}
return s->r_acc;
}
reg_t kLocalToGlobal(EngineState *s, int argc, reg_t *argv) {
reg_t obj = argc ? argv[0] : NULL_REG; // Can this really happen? Lars
reg_t planeObject = argc > 1 ? argv[1] : NULL_REG; // SCI32
SegManager *segMan = s->_segMan;
if (obj.segment) {
int16 x = readSelectorValue(segMan, obj, SELECTOR(x));
int16 y = readSelectorValue(segMan, obj, SELECTOR(y));
g_sci->_gfxCoordAdjuster->kernelLocalToGlobal(x, y, planeObject);
writeSelectorValue(segMan, obj, SELECTOR(x), x);
writeSelectorValue(segMan, obj, SELECTOR(y), y);
}
return s->r_acc;
}
reg_t kJoystick(EngineState *s, int argc, reg_t *argv) {
// Subfunction 12 sets/gets joystick repeat rate
debug(5, "Unimplemented syscall 'Joystick()'");
return NULL_REG;
}
} // End of namespace Sci
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