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scummvm/engines/agos/event.cpp

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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 "agos/agos.h"
#include "agos/debugger.h"
#include "agos/intern.h"
#include "common/events.h"
#include "common/system.h"
#include "gui/about.h"
#include "graphics/surface.h"
#include "sound/audiocd.h"
namespace AGOS {
void AGOSEngine::addTimeEvent(uint16 timeout, uint16 subroutine_id) {
TimeEvent *te = (TimeEvent *)malloc(sizeof(TimeEvent)), *first, *last = NULL;
uint32 cur_time = getTime();
if (getGameId() == GID_DIMP) {
timeout /= 2;
}
te->time = cur_time + timeout - _gameStoppedClock;
if (getGameType() == GType_FF && _clockStopped)
te->time -= (getTime() - _clockStopped);
te->subroutine_id = subroutine_id;
first = _firstTimeStruct;
while (first) {
if (te->time <= first->time) {
if (last) {
last->next = te;
te->next = first;
return;
}
te->next = _firstTimeStruct;
_firstTimeStruct = te;
return;
}
last = first;
first = first->next;
}
if (last) {
last->next = te;
te->next = NULL;
} else {
_firstTimeStruct = te;
te->next = NULL;
}
}
void AGOSEngine::delTimeEvent(TimeEvent *te) {
TimeEvent *cur;
if (te == _pendingDeleteTimeEvent)
_pendingDeleteTimeEvent = NULL;
if (te == _firstTimeStruct) {
_firstTimeStruct = te->next;
free(te);
return;
}
cur = _firstTimeStruct;
if (cur == NULL)
error("delTimeEvent: none available");
for (;;) {
if (cur->next == NULL)
error("delTimeEvent: no such te");
if (te == cur->next) {
cur->next = te->next;
free(te);
return;
}
cur = cur->next;
}
}
void AGOSEngine::invokeTimeEvent(TimeEvent *te) {
Subroutine *sub;
_scriptVerb = 0;
if (_runScriptReturn1)
return;
sub = getSubroutineByID(te->subroutine_id);
if (sub != NULL)
startSubroutineEx(sub);
_runScriptReturn1 = false;
}
void AGOSEngine::killAllTimers() {
TimeEvent *cur, *next;
for (cur = _firstTimeStruct; cur; cur = next) {
next = cur->next;
delTimeEvent(cur);
}
_clickOnly = 0;
}
bool AGOSEngine::kickoffTimeEvents() {
uint32 cur_time;
TimeEvent *te;
bool result = false;
if (getGameType() == GType_FF && _clockStopped)
return result;
cur_time = getTime() - _gameStoppedClock;
while ((te = _firstTimeStruct) != NULL && te->time <= cur_time) {
result = true;
_pendingDeleteTimeEvent = te;
invokeTimeEvent(te);
if (_pendingDeleteTimeEvent) {
_pendingDeleteTimeEvent = NULL;
delTimeEvent(te);
}
}
return result;
}
bool AGOSEngine::isVgaQueueEmpty() {
VgaTimerEntry *vte = _vgaTimerList;
bool result = false;
while (vte->delay) {
if (vte->cur_vga_file == _variableArray[999] && vte->sprite_id >= 100) {
result = true;
break;
}
vte++;
}
return result;
}
void AGOSEngine::haltAnimation() {
if (_lockWord & 0x10)
return;
_lockWord |= 0x10;
if (_displayScreen) {
displayScreen();
_displayScreen = false;
}
}
void AGOSEngine::restartAnimation() {
if (!(_lockWord & 0x10))
return;
_window4Flag = 2;
setMoveRect(0, 0, 224, 127);
displayScreen();
_lockWord &= ~0x10;
// Check picture queue
}
void AGOSEngine::addVgaEvent(uint16 num, uint8 type, const byte *code_ptr, uint16 cur_sprite, uint16 curZoneNum) {
VgaTimerEntry *vte;
_lockWord |= 1;
for (vte = _vgaTimerList; vte->delay; vte++) {
}
vte->delay = num;
vte->script_pointer = code_ptr;
vte->sprite_id = cur_sprite;
vte->cur_vga_file = curZoneNum;
vte->type = type;
_lockWord &= ~1;
}
void AGOSEngine::deleteVgaEvent(VgaTimerEntry * vte) {
_lockWord |= 1;
if (vte + 1 <= _nextVgaTimerToProcess) {
_nextVgaTimerToProcess--;
}
do {
memcpy(vte, vte + 1, sizeof(VgaTimerEntry));
vte++;
} while (vte->delay);
_lockWord &= ~1;
}
void AGOSEngine::processVgaEvents() {
VgaTimerEntry *vte = _vgaTimerList;
_vgaTickCounter++;
while (vte->delay) {
vte->delay -= _vgaBaseDelay;
if (vte->delay <= 0) {
uint16 curZoneNum = vte->cur_vga_file;
uint16 cur_sprite = vte->sprite_id;
const byte *script_ptr = vte->script_pointer;
switch (vte->type) {
case ANIMATE_INT:
vte->delay = (getGameType() == GType_SIMON2) ? 5 : _frameCount;
animateSprites();
vte++;
break;
case ANIMATE_EVENT:
_nextVgaTimerToProcess = vte + 1;
deleteVgaEvent(vte);
animateEvent(script_ptr, curZoneNum, cur_sprite);
vte = _nextVgaTimerToProcess;
break;
case SCROLL_EVENT:
_nextVgaTimerToProcess = vte + 1;
deleteVgaEvent(vte);
scrollEvent();
vte = _nextVgaTimerToProcess;
break;
case IMAGE_EVENT2:
imageEvent2(vte, curZoneNum);
vte = _nextVgaTimerToProcess;
break;
case IMAGE_EVENT3:
imageEvent3(vte, curZoneNum);
vte = _nextVgaTimerToProcess;
break;
default:
error("processVgaEvents: Unknown event type %d", vte->type);
}
} else {
vte++;
}
}
}
void AGOSEngine::animateEvent(const byte *code_ptr, uint16 curZoneNum, uint16 cur_sprite) {
VgaPointersEntry *vpe;
_vgaCurSpriteId = cur_sprite;
_vgaCurZoneNum = curZoneNum;
_zoneNumber = curZoneNum;
vpe = &_vgaBufferPointers[curZoneNum];
_curVgaFile1 = vpe->vgaFile1;
_curVgaFile2 = vpe->vgaFile2;
_curSfxFile = vpe->sfxFile;
_vcPtr = code_ptr;
runVgaScript();
}
void AGOSEngine::scrollEvent() {
if (_scrollCount == 0)
return;
if (getGameType() == GType_FF) {
if (_scrollCount < 0) {
if (_scrollFlag != -8) {
_scrollFlag = -8;
_scrollCount += 8;
}
} else {
if (_scrollFlag != 8) {
_scrollFlag = 8;
_scrollCount -= 8;
}
}
} else {
if (_scrollCount < 0) {
if (_scrollFlag != -1) {
_scrollFlag = -1;
if (++_scrollCount == 0)
return;
}
} else {
if (_scrollFlag != 1) {
_scrollFlag = 1;
if (--_scrollCount == 0)
return;
}
}
addVgaEvent(6, SCROLL_EVENT, NULL, 0, 0);
}
}
static const byte _image1[32] = {
0x3A, 0x37, 0x3B, 0x37,
0x3A, 0x3E, 0x3F, 0x3E,
0x37, 0x3F, 0x31, 0x3F,
0x37, 0x3F, 0x31, 0x3F,
0x3A, 0x3E, 0x3F, 0x3E,
0x3A, 0x37, 0x3B, 0x37,
};
static const byte _image2[32] = {
0x3A, 0x3A, 0x3B, 0x3A,
0x3A, 0x37, 0x3E, 0x37,
0x3A, 0x37, 0x3E, 0x37,
0x3A, 0x37, 0x3E, 0x37,
0x3A, 0x37, 0x3E, 0x37,
0x3A, 0x3A, 0x3B, 0x3A,
};
static const byte _image3[32] = {
0x3A, 0x32, 0x3B, 0x32,
0x3A, 0x39, 0x3F, 0x39,
0x32, 0x3F, 0x31, 0x3F,
0x32, 0x3F, 0x31, 0x3F,
0x3A, 0x39, 0x3F, 0x39,
0x3A, 0x32, 0x3B, 0x32,
};
static const byte _image4[32] = {
0x3A, 0x3A, 0x3B, 0x3A,
0x3A, 0x32, 0x39, 0x32,
0x3A, 0x32, 0x38, 0x32,
0x3A, 0x32, 0x38, 0x32,
0x3A, 0x32, 0x39, 0x32,
0x3A, 0x3A, 0x3B, 0x3A,
};
void AGOSEngine::drawStuff(const byte *src, uint xoffs) {
const uint8 y = (getPlatform() == Common::kPlatformAtariST) ? 132 : 135;
Graphics::Surface *screen = _system->lockScreen();
byte *dst = (byte *)screen->pixels + y * _screenWidth + xoffs;
for (uint h = 0; h < 6; h++) {
memcpy(dst, src, 4);
src += 4;
dst += _screenWidth;
}
_system->unlockScreen();
}
void AGOSEngine::imageEvent2(VgaTimerEntry * vte, uint dx) {
// Draws damage indicator gauge when player hit
_nextVgaTimerToProcess = vte + 1;
if (!_opcode177Var1) {
drawStuff(_image1, 4 + _opcode177Var2 * 4);
_opcode177Var2++;
if (_opcode177Var2 == dx) {
_opcode177Var1 = 1;
vte->delay = 16 - dx;
} else {
vte->delay = 1;
}
} else if (_opcode177Var2) {
_opcode177Var2--;
drawStuff(_image2, 4 + _opcode177Var2 * 4);
vte->delay = 3;
} else {
deleteVgaEvent(vte);
}
}
void AGOSEngine::imageEvent3(VgaTimerEntry * vte, uint dx) {
// Draws damage indicator gauge when monster hit
_nextVgaTimerToProcess = vte + 1;
if (!_opcode178Var1) {
drawStuff(_image3, 275 + _opcode178Var2 * 4);
_opcode178Var2++;
if (_opcode178Var2 >= 10 || _opcode178Var2 == dx) {
_opcode178Var1 = 1;
vte->delay = 16 - dx;
} else {
vte->delay = 1;
}
} else if (_opcode178Var2) {
_opcode178Var2--;
drawStuff(_image4, 275 + _opcode178Var2 * 4);
vte->delay = 3;
} else {
deleteVgaEvent(vte);
}
}
void AGOSEngine::delay(uint amount) {
Common::Event event;
uint32 start = _system->getMillis();
uint32 cur = start;
uint this_delay, vgaPeriod;
AudioCD.updateCD();
if (_debugger->isAttached())
_debugger->onFrame();
vgaPeriod = (_fastMode) ? 10 : _vgaPeriod;
if (getGameType() == GType_PP && getGameId() != GID_DIMP) {
if (vgaPeriod == 15 && _variableArray[999] == 0)
vgaPeriod = 30;
}
_rnd.getRandomNumber(2);
do {
while (!_inCallBack && cur >= _lastVgaTick + vgaPeriod && !_pause) {
_lastVgaTick += vgaPeriod;
// don't get too many frames behind
if (cur >= _lastVgaTick + vgaPeriod * 2)
_lastVgaTick = cur;
_inCallBack = true;
timer_callback();
_inCallBack = false;
}
while (_eventMan->pollEvent(event)) {
switch (event.type) {
case Common::EVENT_KEYDOWN:
if (event.kbd.keycode >= Common::KEYCODE_0 && event.kbd.keycode <= Common::KEYCODE_9
&& (event.kbd.flags == Common::KBD_ALT ||
event.kbd.flags == Common::KBD_CTRL)) {
_saveLoadSlot = event.kbd.keycode - Common::KEYCODE_0;
// There is no save slot 0
if (_saveLoadSlot == 0)
_saveLoadSlot = 10;
memset(_saveLoadName, 0, sizeof(_saveLoadName));
sprintf(_saveLoadName, "Quick %d", _saveLoadSlot);
_saveLoadType = (event.kbd.flags == Common::KBD_ALT) ? 1 : 2;
// We should only allow a load or save when it was possible in original
// This stops load/save during copy protection, conversations and cut scenes
if (!_mouseHideCount && !_showPreposition)
quickLoadOrSave();
} else if (event.kbd.flags == Common::KBD_CTRL) {
if (event.kbd.keycode == Common::KEYCODE_a) {
GUI::Dialog *_aboutDialog;
_aboutDialog = new GUI::AboutDialog();
_aboutDialog->runModal();
} else if (event.kbd.keycode == Common::KEYCODE_f) {
_fastMode ^= 1;
} else if (event.kbd.keycode == Common::KEYCODE_d) {
_debugger->attach();
} else if (event.kbd.keycode == Common::KEYCODE_u) {
dumpAllSubroutines();
}
}
if (getGameType() == GType_PP) {
if (event.kbd.flags == Common::KBD_SHIFT)
_variableArray[41] = 0;
else
_variableArray[41] = 1;
}
// Make sure backspace works right (this fixes a small issue on OS X)
_keyPressed = event.kbd;
break;
case Common::EVENT_MOUSEMOVE:
break;
case Common::EVENT_LBUTTONDOWN:
if (getGameType() == GType_FF)
setBitFlag(89, true);
_leftButtonDown++;
_leftButton = 1;
break;
case Common::EVENT_LBUTTONUP:
if (getGameType() == GType_FF)
setBitFlag(89, false);
_leftButton = 0;
_leftButtonCount = 0;
_leftClick = true;
break;
case Common::EVENT_RBUTTONDOWN:
if (getGameType() == GType_FF)
setBitFlag(92, false);
_rightButtonDown++;
break;
case Common::EVENT_QUIT:
shutdown();
return;
default:
break;
}
}
if (_leftButton == 1)
_leftButtonCount++;
AudioCD.updateCD();
_system->updateScreen();
if (amount == 0)
break;
this_delay = _fastMode ? 1 : 20;
if (this_delay > amount)
this_delay = amount;
_system->delayMillis(this_delay);
cur = _system->getMillis();
} while (cur < start + amount);
}
void AGOSEngine::timer_callback() {
if (getGameId() == GID_DIMP) {
_lastTickCount = _system->getMillis();
timer_proc1();
dimp_idle();
} else {
timer_proc1();
}
}
void AGOSEngine_Feeble::timer_proc1() {
if (_lockWord & 0x80E9 || _lockWord & 2)
return;
_syncCount++;
_lockWord |= 2;
if (!(_lockWord & 0x10)) {
_syncFlag2 ^= 1;
if (!_syncFlag2) {
processVgaEvents();
} else {
// Double speed on Oracle
if (getGameType() == GType_FF && getBitFlag(99)) {
processVgaEvents();
} else if (_scrollCount == 0) {
_lockWord &= ~2;
return;
}
}
if (getGameType() == GType_FF) {
_moviePlay->nextFrame();
}
animateSprites();
}
if (_displayScreen) {
if (getGameType() == GType_FF) {
if (!getBitFlag(78)) {
oracleLogo();
}
if (getBitFlag(76)) {
swapCharacterLogo();
}
}
handleMouseMoved();
displayScreen();
_displayScreen = false;
}
_lockWord &= ~2;
}
void AGOSEngine::timer_proc1() {
if (_lockWord & 0x80E9 || _lockWord & 2)
return;
_syncCount++;
_lockWord |= 2;
handleMouseMoved();
if (!(_lockWord & 0x10)) {
processVgaEvents();
processVgaEvents();
_cepeFlag ^= 1;
if (!_cepeFlag)
processVgaEvents();
}
if (_displayScreen) {
displayScreen();
_displayScreen = false;
}
_lockWord &= ~2;
}
void AGOSEngine::dimp_idle() {
int z, n;
_iconToggleCount++;
if (_iconToggleCount == 30) {
if ((_variableArray[110] < 3) || (_variableArray[111] < 3) || (_variableArray[112] < 3)) {
_voiceCount++;
if (_voiceCount == 50) {
if (!getBitFlag(14) && !getBitFlag(11) && !getBitFlag(13)) {
loadSoundFile("Whistle.WAV");
z = 0;
while (z == 0) {
n = _rnd.getRandomNumber(2);
switch (n) {
case(0):
if (_variableArray[110] > 2)
break;
n = _rnd.getRandomNumber(6);
switch(n) {
case(0): loadSoundFile("And01.wav");break;
case(1): loadSoundFile("And02.wav");break;
case(2): loadSoundFile("And03.wav");break;
case(3): loadSoundFile("And04.wav");break;
case(4): loadSoundFile("And05.wav");break;
case(5): loadSoundFile("And06.wav");break;
case(6): loadSoundFile("And07.wav");break;
}
z = 1;
break;
case(1):
if (_variableArray[111] > 2)
break;
n = _rnd.getRandomNumber(6);
switch(n) {
case(0): loadSoundFile("And08.wav");break;
case(1): loadSoundFile("And09.wav");break;
case(2): loadSoundFile("And0a.wav");break;
case(3): loadSoundFile("And0b.wav");break;
case(4): loadSoundFile("And0c.wav");break;
case(5): loadSoundFile("And0d.wav");break;
case(6): loadSoundFile("And0e.wav");break;
}
z = 1;
break;
case(2):
if (_variableArray[112] > 2)
break;
n = _rnd.getRandomNumber(4);
switch(n) {
case(0): loadSoundFile("And0f.wav");break;
case(1): loadSoundFile("And0g.wav");break;
case(2): loadSoundFile("And0h.wav");break;
case(3): loadSoundFile("And0i.wav");break;
case(4): loadSoundFile("And0j.wav");break;
}
z = 1;
break;
}
}
}
_voiceCount = 0;
}
} else {
_voiceCount = 48;
}
_iconToggleCount = 0;
}
if (_variableArray[121] == 0) {
_variableArray[121]++;
_startSecondCount = _lastTickCount;
}
if (((_lastTickCount - _startSecondCount) / 1000) != _tSecondCount) {
if (_startSecondCount != 0) {
uint32 x = (_variableArray[123] * 65536) + _variableArray[122] + ((_lastTickCount - _startSecondCount) / 1000) - _tSecondCount;
_variableArray[122] = (uint16)(x % 65536);
_variableArray[123] = (uint16)(x / 65536);
_tSecondCount = (_lastTickCount - _startSecondCount) / 1000;
}
}
}
} // End of namespace AGOS
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