scummvm/engines/agos/input.cpp
athrxx cac259ba26 AGOS: (ELVIRA2) - fix mouse wheel handling
- Fix messed up inventory (bug no. 11998) caused by the asynchronous (outsize of the normal engine) handling of the mouse wheel. This often lead to wrong inventory item icons.

- Also prevent crash due to nullptr deref. This can happen when using the mouse wheel while the inventory items are not visible (e. g. during the copy protection, when the symbol and words for the code wheel are displayed in the inventory window).
2021-04-17 04:23:27 +02:00

738 lines
17 KiB
C++

/* 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.
*
*/
#include "common/config-manager.h"
#include "common/events.h"
#include "common/file.h"
#include "agos/intern.h"
#include "agos/agos.h"
#include "agos/midi.h"
#include "agos/sound.h"
#include "agos/vga.h"
namespace AGOS {
uint AGOSEngine::setVerbText(HitArea *ha) {
uint id = 0xFFFF;
if (getGameType() == GType_ELVIRA1 || getGameType() == GType_ELVIRA2)
return id;
if (ha->flags & kBFTextBox) {
if (getGameType() == GType_PP)
id = ha->id;
else if (getGameType() == GType_FF && (ha->flags & kBFHyperBox))
id = ha->data;
else
id = ha->flags / 256;
}
if (getGameType() == GType_PP)
_variableArray[199] = id;
else if (getGameType() == GType_WW)
_variableArray[10] = id;
else
_variableArray[60] = id;
return id;
}
void AGOSEngine::setup_cond_c_helper() {
HitArea *last;
_noRightClick = 1;
if (getGameType() == GType_WW)
clearMenuStrip();
if (getGameType() == GType_FF) {
int cursor = 5;
int animMax = 16;
if (getBitFlag(200)) {
cursor = 11;
animMax = 5;
} else if (getBitFlag(201)) {
cursor = 12;
animMax = 5;
} else if (getBitFlag(202)) {
cursor = 13;
animMax = 5;
} else if (getBitFlag(203)) {
cursor = 14;
animMax = 9;
} else if (getBitFlag(205)) {
cursor = 17;
animMax = 11;
} else if (getBitFlag(206)) {
cursor = 16;
animMax = 2;
} else if (getBitFlag(208)) {
cursor = 26;
animMax = 2;
} else if (getBitFlag(209)) {
cursor = 27;
animMax = 9;
} else if (getBitFlag(210)) {
cursor = 28;
animMax = 9;
}
_animatePointer = false;
_mouseCursor = cursor;
_mouseAnimMax = animMax;
_mouseAnim = 1;
_needHitAreaRecalc++;
}
if (getGameType() == GType_SIMON2) {
_mouseCursor = 0;
if (_defaultVerb != 999) {
_mouseCursor = 9;
_needHitAreaRecalc++;
_defaultVerb = 0;
}
}
_lastHitArea = 0;
_hitAreaObjectItem = NULL;
_nameLocked = false;
last = _lastNameOn;
clearName();
_lastNameOn = last;
while (!shouldQuit()) {
_lastHitArea = NULL;
_lastHitArea3 = 0;
_leftButtonDown = false;
do {
if (_exitCutscene && getBitFlag(9)) {
endCutscene();
goto out_of_here;
}
if (getGameType() == GType_FF) {
if (_variableArray[254] == 63) {
hitarea_stuff_helper_2();
} else if (_variableArray[254] == 75) {
hitarea_stuff_helper_2();
_variableArray[60] = 9999;
goto out_of_here;
}
}
delay(100);
} while ((_lastHitArea3 == (HitArea *) -1 || _lastHitArea3 == 0) && !shouldQuit());
if (_lastHitArea == NULL) {
} else if (_lastHitArea->id == 0x7FFB) {
inventoryUp(_lastHitArea->window);
} else if (_lastHitArea->id == 0x7FFC) {
inventoryDown(_lastHitArea->window);
} else if (_lastHitArea->itemPtr != NULL) {
_hitAreaObjectItem = _lastHitArea->itemPtr;
setVerbText(_lastHitArea);
break;
}
}
out_of_here:
_lastHitArea3 = 0;
_lastHitArea = 0;
_lastNameOn = NULL;
_mouseCursor = 0;
_noRightClick = 0;
}
void AGOSEngine::waitForInput() {
HitArea *ha;
uint id;
_leftButtonDown = false;
_lastHitArea = 0;
//_lastClickRem = 0;
_verbHitArea = 0;
_hitAreaSubjectItem = NULL;
_hitAreaObjectItem = NULL;
_clickOnly = false;
_nameLocked = false;
if (getGameType() == GType_WW) {
_mouseCursor = 0;
_needHitAreaRecalc++;
clearMenuStrip();
} else {
resetVerbs();
}
while (!shouldQuit()) {
_lastHitArea = NULL;
_lastHitArea3 = NULL;
_dragAccept = true;
while (!shouldQuit()) {
if ((getGameType() == GType_SIMON1 || getGameType() == GType_SIMON2) &&
_keyPressed.keycode == Common::KEYCODE_F10)
displayBoxStars();
if (processSpecialKeys()) {
if (getGameId() != GID_DIMP)
goto out_of_here;
}
if (_lastHitArea3 == (HitArea *) -1) {
_lastHitArea = NULL;
_lastHitArea3 = NULL;
_dragAccept = true;
} else {
if (_lastHitArea3 || _dragMode)
break;
hitarea_stuff_helper();
delay(100);
}
}
if (!_lastHitArea3 && _dragMode) {
ha = _lastClickRem;
if (ha == 0 || ha->itemPtr == NULL || !(ha->flags & kBFDragBox)) {
_dragFlag = false;
_dragMode = false;
_dragCount = 0;
_dragEnd = false;
continue;
}
_hitAreaSubjectItem = ha->itemPtr;
_verbHitArea = 500;
do {
processSpecialKeys();
hitarea_stuff_helper();
delay(100);
if (!_dragFlag) {
_dragFlag = false;
_dragMode = false;
_dragCount = 0;
_dragEnd = false;
}
} while (!_dragEnd);
_dragFlag = false;
_dragMode = false;
_dragCount = 0;
_dragEnd = false;
boxController(_mouse.x, _mouse.y, 1);
if (_currentBox != NULL) {
_hitAreaObjectItem = _currentBox->itemPtr;
setVerbText(_currentBox);
}
break;
}
ha = _lastHitArea;
if (ha == NULL) {
} else if (ha->id == 0x7FFB) {
inventoryUp(ha->window);
} else if (ha->id == 0x7FFC) {
inventoryDown(ha->window);
} else if ((getGameType() == GType_SIMON1 || getGameType() == GType_SIMON2) &&
(ha->id >= 101 && ha->id < 113)) {
_verbHitArea = ha->verb;
setVerb(ha);
_defaultVerb = 0;
} else {
if (getGameType() == GType_WW) {
if (_mouseCursor == 3)
_verbHitArea = 236;
if (ha->id == 98) {
animate(2, 1, 110, 0, 0, 0);
waitForSync(34);
} else if (ha->id == 108) {
animate(2, 1, 106, 0, 0, 0);
waitForSync(34);
} else if (ha->id == 109) {
animate(2, 1, 107, 0, 0, 0);
waitForSync(34);
} else if (ha->id == 115) {
animate(2, 1, 109, 0, 0, 0);
waitForSync(34);
} else if (ha->id == 116) {
animate(2, 1, 113, 0, 0, 0);
waitForSync(34);
} else if (ha->id == 117) {
animate(2, 1, 112, 0, 0, 0);
waitForSync(34);
} else if (ha->id == 118) {
animate(2, 1, 108, 0, 0, 0);
waitForSync(34);
} else if (ha->id == 119) {
animate(2, 1, 111, 0, 0, 0);
waitForSync(34);
}
}
if (ha->itemPtr && (!ha->verb || _verbHitArea ||
(_hitAreaSubjectItem != ha->itemPtr && (ha->flags & kBFBoxItem)))
) {
_hitAreaSubjectItem = ha->itemPtr;
id = setVerbText(ha);
_nameLocked = false;
displayName(ha);
_nameLocked = true;
if (_verbHitArea) {
break;
}
if (getGameType() == GType_WW)
doMenuStrip(menuFor_ww(ha->itemPtr, id));
else if (getGameType() == GType_ELVIRA2)
doMenuStrip(menuFor_e2(ha->itemPtr));
else if (getGameType() == GType_ELVIRA1)
lightMenuStrip(getUserFlag1(ha->itemPtr, 6));
} else {
if (ha->verb) {
if (getGameType() == GType_WW && _mouseCursor && _mouseCursor < 4) {
_hitAreaSubjectItem = ha->itemPtr;
break;
}
_verbHitArea = ha->verb & 0xBFFF;
if (ha->verb & 0x4000) {
_hitAreaSubjectItem = ha->itemPtr;
break;
}
if (_hitAreaSubjectItem != NULL)
break;
if (getGameType() == GType_WW) {
if (ha->id == 109) {
_mouseCursor = 2;
_needHitAreaRecalc++;
} else if (ha->id == 117) {
_mouseCursor = 3;
_needHitAreaRecalc++;
}
}
}
}
}
}
out_of_here:
if (getGameType() == GType_ELVIRA2 || getGameType() == GType_WW)
clearMenuStrip();
else if (getGameType() == GType_ELVIRA1)
unlightMenuStrip();
_nameLocked = false;
_needHitAreaRecalc++;
_dragAccept = false;
if (getGameType() == GType_WW && _mouseCursor < 3)
_mouseCursor = 0;
}
void AGOSEngine::hitarea_stuff_helper() {
if (getGameType() == GType_SIMON2 || getGameType() == GType_FF ||
getGameType() == GType_PP) {
if (_variableArray[254] || _variableArray[249]) {
hitarea_stuff_helper_2();
}
} else if (getGameType() == GType_ELVIRA2 || getGameType() == GType_WW ||
getGameType() == GType_SIMON1) {
uint subr_id = (uint16)_variableArray[254];
if (subr_id) {
Subroutine *sub = getSubroutineByID(subr_id);
if (sub != NULL) {
startSubroutineEx(sub);
permitInput();
}
_variableArray[254] = 0;
_runScriptReturn1 = false;
}
}
uint32 cur_time = getTime();
if (cur_time != _lastTime) {
_lastTime = cur_time;
if (kickoffTimeEvents())
permitInput();
}
if (getGameId() == GID_DIMP)
delay(200);
}
void AGOSEngine::hitarea_stuff_helper_2() {
uint subr_id;
Subroutine *sub;
subr_id = (uint16)_variableArray[249];
if (subr_id) {
sub = getSubroutineByID(subr_id);
if (sub != NULL) {
_variableArray[249] = 0;
startSubroutineEx(sub);
permitInput();
}
_variableArray[249] = 0;
}
subr_id = (uint16)_variableArray[254];
if (subr_id) {
sub = getSubroutineByID(subr_id);
if (sub != NULL) {
_variableArray[254] = 0;
startSubroutineEx(sub);
permitInput();
}
_variableArray[254] = 0;
}
_runScriptReturn1 = false;
}
#ifdef ENABLE_AGOS2
void AGOSEngine_Feeble::handleMouseWheelUp() {
if (getGameType() == GType_PP || !(getBitFlag(99)))
return;
if (_mouse.x >= 128 && _mouse.x <= 515 && _mouse.y >= 102 && _mouse.y <= 206) {
oracleTextDown();
} else if (_mouse.x >= 172 && _mouse.x <= 469 && _mouse.y >= 287 && _mouse.y <= 382) {
HitArea *ha = findBox(0x7FFB);
if (ha != NULL && (ha->flags & kBFBoxInUse)) {
if (!isSpriteLoaded(21, 9) && !isSpriteLoaded(23, 9))
inventoryUp(ha->window);
}
}
}
void AGOSEngine_Feeble::handleMouseWheelDown() {
if (getGameType() == GType_PP || !(getBitFlag(99)))
return;
if (_mouse.x >= 128 && _mouse.x <= 515 && _mouse.y >= 102 && _mouse.y <= 206) {
oracleTextUp();
} else if (_mouse.x >= 172 && _mouse.x <= 469 && _mouse.y >= 287 && _mouse.y <= 382) {
HitArea *ha = findBox(0x7FFC);
if (ha != NULL && (ha->flags & kBFBoxInUse)) {
if (!isSpriteLoaded(21, 9) && !isSpriteLoaded(23, 9))
inventoryDown(ha->window);
}
}
}
#endif
void AGOSEngine_Simon1::handleMouseWheelUp() {
HitArea *ha = findBox(206);
if (ha != NULL && (ha->flags & kBFBoxInUse) && !(ha->flags & kBFBoxDead)) {
if (_saveLoadRowCurPos != 1) {
if (_saveLoadRowCurPos < 7)
_saveLoadRowCurPos = 1;
else
_saveLoadRowCurPos -= 1;
_saveLoadEdit = false;
listSaveGames();
}
} else {
AGOSEngine::handleMouseWheelUp();
}
}
void AGOSEngine_Simon1::handleMouseWheelDown() {
HitArea *ha = findBox(207);
if (ha != NULL && (ha->flags & kBFBoxInUse) && !(ha->flags & kBFBoxDead)) {
if (_saveDialogFlag) {
_saveLoadRowCurPos += 1;
if (_saveLoadRowCurPos >= _numSaveGameRows)
_saveLoadRowCurPos = _numSaveGameRows;
_saveLoadEdit = false;
listSaveGames();
}
} else {
AGOSEngine::handleMouseWheelDown();
}
}
void AGOSEngine_Elvira2::handleMouseWheelUp() {
HitArea *ha = findBox(224);
if (ha != NULL && (ha->flags & kBFBoxInUse)) {
_saveGameNameLen = 0;
if (_saveLoadRowCurPos < 3)
_saveLoadRowCurPos = 1;
else
_saveLoadRowCurPos -= 3;
listSaveGames();
} else if ((ha = findBox(0x7FFB)) && ha->window && ha->window->iconPtr) {
_lastHitArea3 = _lastHitArea = ha;
}
}
void AGOSEngine_Elvira2::handleMouseWheelDown() {
HitArea *ha = findBox(224);
if (ha != NULL && (ha->flags & kBFBoxInUse)) {
_saveGameNameLen = 0;
_saveLoadRowCurPos += 3;
if (_saveLoadRowCurPos >= _numSaveGameRows)
_saveLoadRowCurPos = 1;
listSaveGames();
} else if ((ha = findBox(0x7FFC)) && ha->window && ha->window->iconPtr) {
_lastHitArea3 = _lastHitArea = ha;
}
}
void AGOSEngine::handleMouseWheelUp() {
HitArea *ha = findBox(0x7FFB);
if (ha != NULL && (ha->flags & kBFBoxInUse) && !(getGameId() == GID_ELVIRA1 && _windowNum == 3)) {
inventoryUp(ha->window);
}
}
void AGOSEngine::handleMouseWheelDown() {
HitArea *ha = findBox(0x7FFC);
if (ha != NULL && (ha->flags & kBFBoxInUse) && !(getGameId() == GID_ELVIRA1 && _windowNum == 3)) {
inventoryDown(ha->window);
}
}
void AGOSEngine::permitInput() {
if (_mortalFlag)
return;
_mortalFlag = true;
justifyOutPut(0);
if (getGameType() == GType_ELVIRA1 || getGameType() == GType_ELVIRA2 || getGameType() == GType_WW) {
int n = 0;
while (n < 8) {
if ((_fcsData1[n]) && (_windowArray[n]) && (_windowArray[n]->flags & 128)) {
_textWindow = _windowArray[n];
waitWindow(_textWindow);
clsCheck(_textWindow);
}
_fcsData1[n]=0;
n++;
}
restartAnimation();
}
_curWindow = 0;
if (_windowArray[0]) {
_textWindow = _windowArray[0];
justifyStart();
}
_mortalFlag = false;
}
bool AGOSEngine::processSpecialKeys() {
bool verbCode = false;
if (getGameId() == GID_DIMP) {
uint32 t1 = getTime() / 30;
if (!_lastMinute)
_lastMinute = t1;
if (t1 - _lastMinute) {
_variableArray[120] += (t1 - _lastMinute);
_lastMinute = t1;
}
}
if (shouldQuit())
_exitCutscene = true;
switch (_keyPressed.keycode) {
case Common::KEYCODE_UP:
if (getGameType() == GType_PP)
_verbHitArea = 302;
else if (getGameType() == GType_WW)
_verbHitArea = 239;
else if (getGameType() == GType_ELVIRA2 && isBoxDead(101))
_verbHitArea = 200;
else if (getGameType() == GType_ELVIRA1 && isBoxDead(101))
_verbHitArea = 214;
verbCode = true;
break;
case Common::KEYCODE_DOWN:
if (getGameType() == GType_PP)
_verbHitArea = 304;
else if (getGameType() == GType_WW)
_verbHitArea = 241;
else if (getGameType() == GType_ELVIRA2 && isBoxDead(107))
_verbHitArea = 202;
else if (getGameType() == GType_ELVIRA1 && isBoxDead(105))
_verbHitArea = 215;
verbCode = true;
break;
case Common::KEYCODE_RIGHT:
if (getGameType() == GType_PP)
_verbHitArea = 303;
else if (getGameType() == GType_WW)
_verbHitArea = 240;
else if (getGameType() == GType_ELVIRA2 && isBoxDead(102))
_verbHitArea = 201;
else if (getGameType() == GType_ELVIRA1 && isBoxDead(103))
_verbHitArea = 216;
verbCode = true;
break;
case Common::KEYCODE_LEFT:
if (getGameType() == GType_PP)
_verbHitArea = 301;
else if (getGameType() == GType_WW)
_verbHitArea = 242;
else if (getGameType() == GType_ELVIRA2 && isBoxDead(104))
_verbHitArea = 203;
else if (getGameType() == GType_ELVIRA1 && isBoxDead(107))
_verbHitArea = 217;
verbCode = true;
break;
case Common::KEYCODE_ESCAPE:
_exitCutscene = true;
break;
case Common::KEYCODE_F1:
if (getGameType() == GType_SIMON2) {
vcWriteVar(5, 50);
vcWriteVar(86, 0);
} else if (getGameType() == GType_SIMON1) {
vcWriteVar(5, 40);
vcWriteVar(86, 0);
}
break;
case Common::KEYCODE_F2:
if (getGameType() == GType_SIMON2) {
vcWriteVar(5, 75);
vcWriteVar(86, 1);
} else if (getGameType() == GType_SIMON1) {
vcWriteVar(5, 60);
vcWriteVar(86, 1);
}
break;
case Common::KEYCODE_F3:
if (getGameType() == GType_SIMON2) {
vcWriteVar(5, 125);
vcWriteVar(86, 2);
} else if (getGameType() == GType_SIMON1) {
vcWriteVar(5, 100);
vcWriteVar(86, 2);
}
break;
case Common::KEYCODE_F5:
if (getGameType() == GType_SIMON2 || getGameType() == GType_FF)
_exitCutscene = true;
break;
case Common::KEYCODE_F7:
if (getGameType() == GType_FF && getBitFlag(76))
_variableArray[254] = 70;
break;
case Common::KEYCODE_F9:
if (getGameType() == GType_FF)
setBitFlag(73, !getBitFlag(73));
break;
case Common::KEYCODE_F12:
if (getGameType() == GType_PP && getGameId() != GID_DIMP) {
if (!getBitFlag(110)) {
setBitFlag(107, !getBitFlag(107));
_vgaPeriod = (getBitFlag(107) != 0) ? 15 : 30;
}
}
break;
case Common::KEYCODE_PAUSE:
pause();
break;
default:
break;
}
switch (_keyPressed.ascii) {
case 't':
if (getGameType() == GType_FF || (getGameType() == GType_SIMON2 && (getFeatures() & GF_TALKIE)) ||
((getFeatures() & GF_TALKIE) && _language != Common::EN_ANY && _language != Common::DE_DEU)) {
if (_speech)
_subtitles = !_subtitles;
}
break;
case 'v':
if (getGameType() == GType_FF || (getGameType() == GType_SIMON2 && (getFeatures() & GF_TALKIE))) {
if (_subtitles)
_speech = !_speech;
}
break;
case '+':
if (_midiEnabled) {
_midi->setVolume(_midi->getMusicVolume() + 16, _midi->getSFXVolume() + 16);
}
ConfMan.setInt("music_volume", _mixer->getVolumeForSoundType(Audio::Mixer::kMusicSoundType) + 16);
syncSoundSettings();
break;
case '-':
if (_midiEnabled) {
_midi->setVolume(_midi->getMusicVolume() - 16, _midi->getSFXVolume() - 16);
}
ConfMan.setInt("music_volume", _mixer->getVolumeForSoundType(Audio::Mixer::kMusicSoundType) - 16);
syncSoundSettings();
break;
case 'm':
_musicPaused = !_musicPaused;
if (_midiEnabled) {
_midi->pause(_musicPaused);
}
_mixer->pauseHandle(_modHandle, _musicPaused);
syncSoundSettings();
break;
case 's':
if (getGameId() == GID_SIMON1DOS) {
_midi->_enable_sfx = !_midi->_enable_sfx;
} else {
_effectsPaused = !_effectsPaused;
_sound->effectsPause(_effectsPaused);
}
break;
case 'b':
if (getGameType() == GType_SIMON2) {
_ambientPaused = !_ambientPaused;
_sound->ambientPause(_ambientPaused);
}
break;
default:
break;
}
_keyPressed.reset();
return verbCode;
}
} // End of namespace AGOS