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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.
*
*/
#include "mohawk/cursors.h"
#include "mohawk/myst.h"
#include "mohawk/myst_areas.h"
#include "mohawk/myst_graphics.h"
#include "mohawk/myst_sound.h"
#include "mohawk/video.h"
#include "mohawk/myst_stacks/preview.h"
#include "common/system.h"
#include "gui/message.h"
namespace Mohawk {
namespace MystStacks {
Preview::Preview(MohawkEngine_Myst *vm) :
Myst(vm, kDemoPreviewStack) {
setupOpcodes();
_vm->_cursor->hideCursor();
_libraryState = 0;
_library = nullptr;
_speechRunning = false;
_speechStep = 0;
_currentCue = 0;
_speechNextTime = 0;
}
Preview::~Preview() {
}
void Preview::setupOpcodes() {
// "Stack-Specific" Opcodes
OVERRIDE_OPCODE(196, Preview, o_fadeToBlack);
OVERRIDE_OPCODE(197, Preview, o_fadeFromBlack);
OVERRIDE_OPCODE(198, Preview, o_stayHere);
OVERRIDE_OPCODE(199, Preview, o_speechStop);
// "Init" Opcodes
OVERRIDE_OPCODE(209, Preview, o_libraryBookcaseTransformDemo_init);
REGISTER_OPCODE(298, Preview, o_speech_init);
REGISTER_OPCODE(299, Preview, o_library_init);
}
void Preview::disablePersistentScripts() {
Myst::disablePersistentScripts();
}
void Preview::runPersistentScripts() {
Myst::runPersistentScripts();
if (_speechRunning)
speech_run();
}
void Preview::o_fadeToBlack(uint16 var, const ArgumentsArray &args) {
_vm->_gfx->fadeToBlack();
}
void Preview::o_fadeFromBlack(uint16 var, const ArgumentsArray &args) {
_vm->_gfx->fadeFromBlack();
}
void Preview::o_stayHere(uint16 var, const ArgumentsArray &args) {
// Nuh-uh! No leaving the library in the demo!
GUI::MessageDialog dialog("You can't leave the library in the demo.");
dialog.runModal();
}
void Preview::o_speechStop(uint16 var, const ArgumentsArray &args) {
_vm->_sound->stopSpeech();
_speechRunning = false;
_globals.currentAge = kMystLibrary;
}
void Preview::speechUpdateCue() {
// This is a callback in the original, handling audio events.
if (!_vm->_sound->isSpeechPlaying()) {
return;
}
uint samples = _vm->_sound->getSpeechNumSamplesPlayed();
for (int16 i = 0; i < _cueList.pointCount; i++) {
if (_cueList.points[i].sampleFrame > samples)
return;
if (i > _currentCue - 1) {
_currentCue++;
debugC(kDebugScript, "Sneak speech advanced to cue %d", _currentCue);
}
}
}
void Preview::speech_run() {
uint32 time = _vm->getTotalPlayTime();
// Update current speech sound cue
speechUpdateCue();
switch (_speechStep) {
case 0: // Start Voice Over... which controls book opening
_currentCue = 0;
_vm->_sound->playSpeech(3001, &_cueList);
_speechStep++;
break;
case 1: // Open book
if (_currentCue >= 1) {
_vm->changeToCard(3001, kTransitionDissolve);
_speechStep++;
}
break;
case 2: // Go to Myst
if (_currentCue >= 2) {
_vm->_gfx->fadeToBlack();
_vm->changeToCard(3002, kNoTransition);
_vm->_gfx->fadeFromBlack();
_speechStep++;
}
break;
case 3: // Start blinking the library
if (_currentCue >= 3) {
_libraryState = 1;
_speechNextTime = 0;
_speechStep++;
}
break;
case 4: // Library blinking, zoom in library
if (_currentCue >= 4) {
_library->drawConditionalDataToScreen(0);
_vm->changeToCard(3003, kTransitionDissolve);
_speechNextTime = time + 2000;
_speechStep++;
} else {
if (time < _speechNextTime)
break;
_library->drawConditionalDataToScreen(_libraryState);
_libraryState = (_libraryState + 1) % 2;
_speechNextTime = time + 500;
}
break;
case 5: // Go to library near view
if (time < _speechNextTime)
break;
_vm->changeToCard(3004, kTransitionDissolve);
_speechNextTime = time + 2000;
_speechStep++;
break;
case 6: // Fade to courtyard
if (time < _speechNextTime)
break;
_vm->_gfx->fadeToBlack();
_vm->changeToCard(3005, kNoTransition);
_vm->_gfx->fadeFromBlack();
_speechNextTime = time + 1000;
_speechStep++;
break;
case 7: // Walk to library
case 8:
case 9:
case 10:
case 11:
case 12:
case 13:
if (time < _speechNextTime)
break;
_vm->changeToCard(3006 + _speechStep - 7, kTransitionDissolve);
_speechNextTime = time + 2000;
_speechStep++;
break;
case 14: // Go to playable library card
if (time < _speechNextTime)
break;
_vm->changeToCard(4329, kTransitionDissolve);
_speechRunning = false;
_globals.currentAge = kMystLibrary;
_vm->_cursor->showCursor();
break;
default:
warning("Unknown speech step");
break;
}
}
void Preview::o_speech_init(uint16 var, const ArgumentsArray &args) {
// Used for Card 3000 (Closed Myst Book)
_speechStep = 0;
_speechRunning = true;
}
void Preview::o_library_init(uint16 var, const ArgumentsArray &args) {
// Used for Card 3002 (Myst Island Overview)
_library = getInvokingResource<MystAreaImageSwitch>();
}
void Preview::o_libraryBookcaseTransformDemo_init(uint16 var, const ArgumentsArray &args) {
if (_libraryBookcaseChanged) {
MystAreaActionSwitch *resource = getInvokingResource<MystAreaActionSwitch>();
_libraryBookcaseMovie = static_cast<MystAreaVideo *>(resource->getSubResource(getVar(303)));
_libraryBookcaseSoundId = args[0];
_libraryBookcaseMoving = true;
}
}
void Preview::libraryBookcaseTransform_run() {
if (_libraryBookcaseChanged)
_state.libraryBookcaseDoor = !_state.libraryBookcaseDoor;
Myst::libraryBookcaseTransform_run();
}
} // End of namespace MystStacks
} // End of namespace Mohawk
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