scummvm/engines/mohawk/riven_scripts.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.
*
*/
#include "mohawk/cursors.h"
#include "mohawk/graphics.h"
#include "mohawk/riven.h"
#include "mohawk/riven_external.h"
#include "mohawk/riven_scripts.h"
#include "mohawk/sound.h"
#include "mohawk/video.h"
#include "common/memstream.h"
#include "common/stream.h"
#include "common/system.h"
namespace Mohawk {
RivenScript::RivenScript(MohawkEngine_Riven *vm, Common::SeekableReadStream *stream, uint16 scriptType, uint16 parentStack, uint16 parentCard)
: _vm(vm), _stream(stream), _scriptType(scriptType), _parentStack(parentStack), _parentCard(parentCard) {
setupOpcodes();
_isRunning = _continueRunning = false;
}
RivenScript::~RivenScript() {
delete _stream;
}
uint32 RivenScript::calculateCommandSize(Common::SeekableReadStream* script) {
uint16 command = script->readUint16BE();
uint32 commandSize = 2;
if (command == 8) {
if (script->readUint16BE() != 2) // Arg count?
warning ("if-then-else unknown value is not 2");
script->readUint16BE(); // variable to check against
uint16 logicBlockCount = script->readUint16BE(); // number of logic blocks
commandSize += 6; // 2 + variable + logicBlocks
for (uint16 i = 0; i < logicBlockCount; i++) {
script->readUint16BE(); // Block variable
uint16 logicBlockLength = script->readUint16BE();
commandSize += 4;
for (uint16 j = 0; j < logicBlockLength; j++)
commandSize += calculateCommandSize(script);
}
} else {
uint16 argCount = script->readUint16BE();
commandSize += 2;
for (uint16 i = 0; i < argCount; i++) {
script->readUint16BE();
commandSize += 2;
}
}
return commandSize;
}
uint32 RivenScript::calculateScriptSize(Common::SeekableReadStream* script) {
uint32 oldPos = script->pos();
uint16 commandCount = script->readUint16BE();
uint16 scriptSize = 2; // 2 for command count
for (uint16 i = 0; i < commandCount; i++)
scriptSize += calculateCommandSize(script);
script->seek(oldPos);
return scriptSize;
}
#define OPCODE(x) { &RivenScript::x, #x }
void RivenScript::setupOpcodes() {
static const RivenOpcode riven_opcodes[] = {
// 0x00 (0 decimal)
OPCODE(empty),
OPCODE(drawBitmap),
OPCODE(switchCard),
OPCODE(playScriptSLST),
// 0x04 (4 decimal)
OPCODE(playSound),
OPCODE(empty), // Empty
OPCODE(empty), // Complex animation (not used)
OPCODE(setVariable),
// 0x08 (8 decimal)
OPCODE(mohawkSwitch),
OPCODE(enableHotspot),
OPCODE(disableHotspot),
OPCODE(empty), // Empty
// 0x0C (12 decimal)
OPCODE(stopSound),
OPCODE(changeCursor),
OPCODE(delay),
OPCODE(empty), // Empty
// 0x10 (16 decimal)
OPCODE(empty), // Empty
OPCODE(runExternalCommand),
OPCODE(transition),
OPCODE(refreshCard),
// 0x14 (20 decimal)
OPCODE(disableScreenUpdate),
OPCODE(enableScreenUpdate),
OPCODE(empty), // Empty
OPCODE(empty), // Empty
// 0x18 (24 decimal)
OPCODE(incrementVariable),
OPCODE(empty), // Empty
OPCODE(empty), // Empty
OPCODE(changeStack),
// 0x1C (28 decimal)
OPCODE(disableMovie),
OPCODE(disableAllMovies),
OPCODE(empty), // Set movie rate (not used)
OPCODE(enableMovie),
// 0x20 (32 decimal)
OPCODE(playMovieBlocking),
OPCODE(playMovie),
OPCODE(stopMovie),
OPCODE(empty), // Start a water effect (not used)
// 0x24 (36 decimal)
OPCODE(unk_36), // Unknown
OPCODE(fadeAmbientSounds),
OPCODE(storeMovieOpcode),
OPCODE(activatePLST),
// 0x28 (40 decimal)
OPCODE(activateSLST),
OPCODE(activateMLSTAndPlay),
OPCODE(empty), // Empty
OPCODE(activateBLST),
// 0x2C (44 decimal)
OPCODE(activateFLST),
OPCODE(zipMode),
OPCODE(activateMLST),
OPCODE(empty) // Activate an SLST with a volume parameter (not used)
};
_opcodes = riven_opcodes;
}
static void printTabs(byte tabs) {
for (byte i = 0; i < tabs; i++)
debugN("\t");
}
void RivenScript::dumpScript(const Common::StringArray &varNames, const Common::StringArray &xNames, byte tabs) {
if (_stream->pos() != 0)
_stream->seek(0);
printTabs(tabs); debugN("Stream Type %d:\n", _scriptType);
dumpCommands(varNames, xNames, tabs + 1);
}
void RivenScript::dumpCommands(const Common::StringArray &varNames, const Common::StringArray &xNames, byte tabs) {
uint16 commandCount = _stream->readUint16BE();
for (uint16 i = 0; i < commandCount; i++) {
uint16 command = _stream->readUint16BE();
if (command == 8) { // "Switch" Statement
if (_stream->readUint16BE() != 2)
warning ("if-then-else unknown value is not 2");
uint16 var = _stream->readUint16BE();
printTabs(tabs); debugN("switch (%s) {\n", varNames[var].c_str());
uint16 logicBlockCount = _stream->readUint16BE();
for (uint16 j = 0; j < logicBlockCount; j++) {
uint16 varCheck = _stream->readUint16BE();
printTabs(tabs + 1);
if (varCheck == 0xFFFF)
debugN("default:\n");
else
debugN("case %d:\n", varCheck);
dumpCommands(varNames, xNames, tabs + 2);
printTabs(tabs + 2); debugN("break;\n");
}
printTabs(tabs); debugN("}\n");
} else if (command == 7) { // Use the variable name
_stream->readUint16BE(); // Skip the opcode var count
printTabs(tabs);
uint16 var = _stream->readUint16BE();
debugN("%s = %d;\n", varNames[var].c_str(), _stream->readUint16BE());
} else if (command == 17) { // Use the external command name
_stream->readUint16BE(); // Skip the opcode var count
printTabs(tabs);
debugN("%s(", xNames[_stream->readUint16BE()].c_str());
uint16 varCount = _stream->readUint16BE();
for (uint16 j = 0; j < varCount; j++) {
debugN("%d", _stream->readUint16BE());
if (j != varCount - 1)
debugN(", ");
}
debugN(");\n");
} else if (command == 24) { // Use the variable name
_stream->readUint16BE(); // Skip the opcode var count
printTabs(tabs);
uint16 var = _stream->readUint16BE();
debugN("%s += %d;\n", varNames[var].c_str(), _stream->readUint16BE());
} else {
printTabs(tabs);
uint16 varCount = _stream->readUint16BE();
debugN("%s(", _opcodes[command].desc);
for (uint16 j = 0; j < varCount; j++) {
debugN("%d", _stream->readUint16BE());
if (j != varCount - 1)
debugN(", ");
}
debugN(");\n");
}
}
}
void RivenScript::runScript() {
_isRunning = _continueRunning = true;
if (_stream->pos() != 0)
_stream->seek(0);
processCommands(true);
_isRunning = false;
}
void RivenScript::processCommands(bool runCommands) {
bool runBlock = true;
uint16 commandCount = _stream->readUint16BE();
for (uint16 j = 0; j < commandCount && !_vm->shouldQuit() && _stream->pos() < _stream->size() && _continueRunning; j++) {
uint16 command = _stream->readUint16BE();
if (command == 8) {
// Command 8 contains a conditional branch, similar to switch statements
if (_stream->readUint16BE() != 2)
warning("if-then-else unknown value is not 2");
uint16 var = _stream->readUint16BE(); // variable to check against
uint16 logicBlockCount = _stream->readUint16BE(); // number of logic blocks
bool anotherBlockEvaluated = false;
for (uint16 k = 0; k < logicBlockCount; k++) {
uint16 checkValue = _stream->readUint16BE(); // variable for this logic block
// Run the following block if the block's variable is equal to the variable to check against
// Don't run it if the parent block is not executed
// And don't run it if another block has already evaluated to true (needed for the default case)
runBlock = (_vm->getStackVar(var) == checkValue || checkValue == 0xffff) && runCommands && !anotherBlockEvaluated;
processCommands(runBlock);
if (runBlock)
anotherBlockEvaluated = true;
}
} else {
uint16 argCount = _stream->readUint16BE();
uint16 *argValues = new uint16[argCount];
for (uint16 k = 0; k < argCount; k++)
argValues[k] = _stream->readUint16BE();
if (runCommands) {
debug (4, "Running opcode %04x, argument count %d", command, argCount);
(this->*(_opcodes[command].proc)) (command, argCount, argValues);
}
delete[] argValues;
}
}
}
////////////////////////////////
// Opcodes
////////////////////////////////
// Command 1: draw tBMP resource (tbmp_id, left, top, right, bottom, u0, u1, u2, u3)
void RivenScript::drawBitmap(uint16 op, uint16 argc, uint16 *argv) {
if (argc < 5) // Copy the image to the whole screen, ignoring the rest of the parameters
_vm->_gfx->copyImageToScreen(argv[0], 0, 0, 608, 392);
else // Copy the image to a certain part of the screen
_vm->_gfx->copyImageToScreen(argv[0], argv[1], argv[2], argv[3], argv[4]);
// Now, update the screen
_vm->_gfx->updateScreen();
}
// Command 2: go to card (card id)
void RivenScript::switchCard(uint16 op, uint16 argc, uint16 *argv) {
_vm->changeToCard(argv[0]);
// WORKAROUND: If we changed card on a mouse down event,
// we want to ignore the next mouse up event so we don't
// change card when lifting the mouse on the next card.
if (_scriptType == kMouseDownScript)
_vm->ignoreNextMouseUp();
}
// Command 3: play an SLST from the script
void RivenScript::playScriptSLST(uint16 op, uint16 argc, uint16 *argv) {
SLSTRecord slstRecord;
int offset = 0, j = 0;
slstRecord.index = 0; // not set by the scripts, so we set it to 0
slstRecord.sound_count = argv[0];
slstRecord.sound_ids = new uint16[slstRecord.sound_count];
offset = slstRecord.sound_count;
for (j = 0; j < slstRecord.sound_count; j++)
slstRecord.sound_ids[j] = argv[offset++];
slstRecord.fade_flags = argv[offset++];
slstRecord.loop = argv[offset++];
slstRecord.global_volume = argv[offset++];
slstRecord.u0 = argv[offset++];
slstRecord.u1 = argv[offset++];
slstRecord.volumes = new uint16[slstRecord.sound_count];
slstRecord.balances = new int16[slstRecord.sound_count];
slstRecord.u2 = new uint16[slstRecord.sound_count];
for (j = 0; j < slstRecord.sound_count; j++)
slstRecord.volumes[j] = argv[offset++];
for (j = 0; j < slstRecord.sound_count; j++)
slstRecord.balances[j] = argv[offset++]; // negative = left, 0 = center, positive = right
for (j = 0; j < slstRecord.sound_count; j++)
slstRecord.u2[j] = argv[offset++]; // Unknown
// Play the requested sound list
_vm->_sound->playSLST(slstRecord);
_vm->_activatedSLST = true;
delete[] slstRecord.sound_ids;
delete[] slstRecord.volumes;
delete[] slstRecord.balances;
delete[] slstRecord.u2;
}
// Command 4: play local tWAV resource (twav_id, volume, block)
void RivenScript::playSound(uint16 op, uint16 argc, uint16 *argv) {
byte volume = Sound::convertRivenVolume(argv[1]);
if (argv[2] == 1)
_vm->_sound->playSoundBlocking(argv[0], volume);
else
_vm->_sound->playSound(argv[0], volume);
}
// Command 7: set variable value (variable, value)
void RivenScript::setVariable(uint16 op, uint16 argc, uint16 *argv) {
_vm->getStackVar(argv[0]) = argv[1];
}
// Command 8: conditional branch
void RivenScript::mohawkSwitch(uint16 op, uint16 argc, uint16 *argv) {
// dummy function, this opcode does logic checking in processCommands()
}
// Command 9: enable hotspot (blst_id)
void RivenScript::enableHotspot(uint16 op, uint16 argc, uint16 *argv) {
for (uint16 i = 0; i < _vm->getHotspotCount(); i++) {
if (_vm->_hotspots[i].blstID == argv[0]) {
debug(2, "Enabling hotspot with BLST ID %d", argv[0]);
_vm->_hotspots[i].enabled = true;
}
}
// Recheck our current hotspot because it may have now changed
_vm->updateCurrentHotspot();
}
// Command 10: disable hotspot (blst_id)
void RivenScript::disableHotspot(uint16 op, uint16 argc, uint16 *argv) {
for (uint16 i = 0; i < _vm->getHotspotCount(); i++) {
if (_vm->_hotspots[i].blstID == argv[0]) {
debug(2, "Disabling hotspot with BLST ID %d", argv[0]);
_vm->_hotspots[i].enabled = false;
}
}
// Recheck our current hotspot because it may have now changed
_vm->updateCurrentHotspot();
}
// Command 12: stop sounds (flags)
void RivenScript::stopSound(uint16 op, uint16 argc, uint16 *argv) {
// WORKAROUND: The Play Riven/Visit Riven/Start New Game buttons
// in the main menu call this function to stop ambient sounds
// after the change stack call to Temple Island. However, this
// would cause all ambient sounds not to play. An alternative
// fix would be to stop all scripts on a stack change, but this
// does fine for now.
if (_vm->getCurStack() == tspit && (_vm->getCurCardRMAP() == 0x6e9a || _vm->getCurCardRMAP() == 0xfeeb))
return;
// The argument is a bitflag for the setting.
// bit 0 is normal sound stopping (unused)
// bit 1 is ambient sound stopping
// Having no flags set means clear all
if (argv[0] & 2 || argv[0] == 0)
_vm->_sound->stopAllSLST();
if (argv[0] & 1)
warning("Unhandled stopSound() flag");
}
// Command 13: set mouse cursor (cursor_id)
void RivenScript::changeCursor(uint16 op, uint16 argc, uint16 *argv) {
debug(2, "Change to cursor %d", argv[0]);
_vm->_cursor->setCursor(argv[0]);
_vm->_system->updateScreen();
}
// Command 14: pause script execution (delay in ms, u1)
void RivenScript::delay(uint16 op, uint16 argc, uint16 *argv) {
debug(2, "Delay %dms", argv[0]);
if (argv[0] > 0)
_vm->delayAndUpdate(argv[0]);
}
// Command 17: call external command
void RivenScript::runExternalCommand(uint16 op, uint16 argc, uint16 *argv) {
_vm->_externalScriptHandler->runCommand(argc, argv);
}
// Command 18: transition
// Note that this opcode has 1 or 5 parameters, depending on argc
// Parameter 0: transition type
// Parameters 1-4: transition rectangle
void RivenScript::transition(uint16 op, uint16 argc, uint16 *argv) {
if (argc == 1)
_vm->_gfx->scheduleTransition(argv[0]);
else
_vm->_gfx->scheduleTransition(argv[0], Common::Rect(argv[1], argv[2], argv[3], argv[4]));
}
// Command 19: reload card
void RivenScript::refreshCard(uint16 op, uint16 argc, uint16 *argv) {
debug(2, "Refreshing card");
_vm->refreshCard();
}
// Command 20: disable screen update
void RivenScript::disableScreenUpdate(uint16 op, uint16 argc, uint16 *argv) {
debug(2, "Screen update disabled");
_vm->_gfx->_updatesEnabled = false;
}
// Command 21: enable screen update
void RivenScript::enableScreenUpdate(uint16 op, uint16 argc, uint16 *argv) {
debug(2, "Screen update enabled");
_vm->_gfx->_updatesEnabled = true;
_vm->_gfx->updateScreen();
}
// Command 24: increment variable (variable, value)
void RivenScript::incrementVariable(uint16 op, uint16 argc, uint16 *argv) {
_vm->getStackVar(argv[0]) += argv[1];
}
// Command 27: go to stack (stack name, code high, code low)
void RivenScript::changeStack(uint16 op, uint16 argc, uint16 *argv) {
Common::String stackName = _vm->getName(StackNames, argv[0]);
int8 index = -1;
for (byte i = 0; i < 8; i++)
if (_vm->getStackName(i).equalsIgnoreCase(stackName)) {
index = i;
break;
}
if (index == -1)
error ("'%s' is not a stack name!", stackName.c_str());
_vm->changeToStack(index);
uint32 rmapCode = (argv[1] << 16) + argv[2];
uint16 cardID = _vm->matchRMAPToCard(rmapCode);
_vm->changeToCard(cardID);
}
// Command 28: disable a movie
void RivenScript::disableMovie(uint16 op, uint16 argc, uint16 *argv) {
_vm->_video->disableMovieRiven(argv[0]);
}
// Command 29: disable all movies
void RivenScript::disableAllMovies(uint16 op, uint16 argc, uint16 *argv) {
_vm->_video->disableAllMovies();
}
// Command 31: enable a movie
void RivenScript::enableMovie(uint16 op, uint16 argc, uint16 *argv) {
_vm->_video->enableMovieRiven(argv[0]);
}
// Command 32: play foreground movie - blocking (movie_id)
void RivenScript::playMovieBlocking(uint16 op, uint16 argc, uint16 *argv) {
2011-03-23 00:13:01 +00:00
_vm->_cursor->hideCursor();
_vm->_video->playMovieBlockingRiven(argv[0]);
2011-03-23 00:13:01 +00:00
_vm->_cursor->showCursor();
}
// Command 33: play background movie - nonblocking (movie_id)
void RivenScript::playMovie(uint16 op, uint16 argc, uint16 *argv) {
_vm->_video->playMovieRiven(argv[0]);
}
// Command 34: stop a movie
void RivenScript::stopMovie(uint16 op, uint16 argc, uint16 *argv) {
_vm->_video->stopMovieRiven(argv[0]);
}
// Command 36: unknown
void RivenScript::unk_36(uint16 op, uint16 argc, uint16 *argv) {
debug(0, "unk_36: Ignoring");
}
// Command 37: fade ambient sounds
void RivenScript::fadeAmbientSounds(uint16 op, uint16 argc, uint16 *argv) {
// Similar to stopSound(), but does fading
_vm->_sound->stopAllSLST(true);
}
// Command 38: Store an opcode for use when playing a movie (movie id, time high, time low, opcode, arguments...)
void RivenScript::storeMovieOpcode(uint16 op, uint16 argc, uint16 *argv) {
uint32 scriptSize = 6 + (argc - 4) * 2;
// Create our dummy script
byte *scriptBuf = (byte *)malloc(scriptSize);
WRITE_BE_UINT16(scriptBuf, 1); // One command
WRITE_BE_UINT16(scriptBuf + 2, argv[3]); // One opcode
WRITE_BE_UINT16(scriptBuf + 4, argc - 4); // argc - 4 args
for (int i = 0; i < argc - 4; i++)
WRITE_BE_UINT16(scriptBuf + 6 + (i * 2), argv[i + 4]);
// Build a script out of 'er
Common::SeekableReadStream *scriptStream = new Common::MemoryReadStream(scriptBuf, scriptSize, DisposeAfterUse::YES);
RivenScript *script = new RivenScript(_vm, scriptStream, kStoredOpcodeScript, getParentStack(), getParentCard());
uint32 delayTime = (argv[1] << 16) + argv[2];
if (delayTime > 0) {
// Store the script
RivenScriptManager::StoredMovieOpcode storedOp;
storedOp.script = script;
storedOp.time = delayTime + _vm->getTotalPlayTime();
storedOp.id = argv[0];
// TODO: Actually store the movie and call it in our movie loop
// For now, just delete the script and move on
//_vm->_scriptMan->setStoredMovieOpcode(storedOp);
delete script;
} else {
// Run immediately if we have no delay
script->runScript();
delete script;
}
}
// Command 39: activate PLST record (card picture lists)
void RivenScript::activatePLST(uint16 op, uint16 argc, uint16 *argv) {
_vm->_gfx->drawPLST(argv[0]);
// An update is automatically sent here as long as it's not a load or update script and updates are enabled.
if (_scriptType != kCardLoadScript && _scriptType != kCardUpdateScript)
_vm->_gfx->updateScreen();
}
// Command 40: activate SLST record (card ambient sound lists)
void RivenScript::activateSLST(uint16 op, uint16 argc, uint16 *argv) {
// WORKAROUND: Disable the SLST that is played during Riven's intro.
// Riven X does this too (spoke this over with Jeff)
if (_vm->getCurStack() == tspit && _vm->getCurCardRMAP() == 0x6e9a && argv[0] == 2)
return;
_vm->_sound->playSLST(argv[0], _vm->getCurCard());
_vm->_activatedSLST = true;
}
// Command 41: activate MLST record and play
void RivenScript::activateMLSTAndPlay(uint16 op, uint16 argc, uint16 *argv) {
_vm->_video->activateMLST(argv[0], _vm->getCurCard());
_vm->_video->playMovieRiven(argv[0]);
}
// Command 43: activate BLST record (card hotspot enabling lists)
void RivenScript::activateBLST(uint16 op, uint16 argc, uint16 *argv) {
Common::SeekableReadStream* blst = _vm->getResource(ID_BLST, _vm->getCurCard());
uint16 recordCount = blst->readUint16BE();
for (uint16 i = 0; i < recordCount; i++) {
uint16 index = blst->readUint16BE(); // record index
uint16 enabled = blst->readUint16BE();
uint16 hotspotID = blst->readUint16BE();
if (argv[0] == index)
for (uint16 j = 0; j < _vm->getHotspotCount(); j++)
if (_vm->_hotspots[j].blstID == hotspotID)
_vm->_hotspots[j].enabled = (enabled == 1);
}
delete blst;
// Recheck our current hotspot because it may have now changed
_vm->updateCurrentHotspot();
}
// Command 44: activate FLST record (information on which SFXE resource this card should use)
void RivenScript::activateFLST(uint16 op, uint16 argc, uint16 *argv) {
Common::SeekableReadStream* flst = _vm->getResource(ID_FLST, _vm->getCurCard());
uint16 recordCount = flst->readUint16BE();
for (uint16 i = 0; i < recordCount; i++) {
uint16 index = flst->readUint16BE();
uint16 sfxeID = flst->readUint16BE();
if (flst->readUint16BE() != 0)
warning("FLST u0 non-zero");
if (index == argv[0]) {
_vm->_gfx->scheduleWaterEffect(sfxeID);
break;
}
}
delete flst;
}
// Command 45: do zip mode
void RivenScript::zipMode(uint16 op, uint16 argc, uint16 *argv) {
// Check the ZIPS records to see if we have a match to the hotspot name
Common::String hotspotName = _vm->getHotspotName(_vm->getCurHotspot());
for (uint16 i = 0; i < _vm->_zipModeData.size(); i++)
if (_vm->_zipModeData[i].name == hotspotName) {
_vm->changeToCard(_vm->_zipModeData[i].id);
return;
}
}
// Command 46: activate MLST record (movie lists)
void RivenScript::activateMLST(uint16 op, uint16 argc, uint16 *argv) {
_vm->_video->activateMLST(argv[0], _vm->getCurCard());
}
RivenScriptManager::RivenScriptManager(MohawkEngine_Riven *vm) {
_vm = vm;
_storedMovieOpcode.script = 0;
_storedMovieOpcode.time = 0;
_storedMovieOpcode.id = 0;
}
RivenScriptManager::~RivenScriptManager() {
for (uint32 i = 0; i < _currentScripts.size(); i++)
delete _currentScripts[i];
clearStoredMovieOpcode();
}
RivenScriptList RivenScriptManager::readScripts(Common::SeekableReadStream *stream, bool garbageCollect) {
if (garbageCollect)
unloadUnusedScripts(); // Garbage collect!
RivenScriptList scriptList;
uint16 scriptCount = stream->readUint16BE();
for (uint16 i = 0; i < scriptCount; i++) {
uint16 scriptType = stream->readUint16BE();
uint32 scriptSize = RivenScript::calculateScriptSize(stream);
RivenScript *script = new RivenScript(_vm, stream->readStream(scriptSize), scriptType, _vm->getCurStack(), _vm->getCurCard());
scriptList.push_back(script);
// Only add it to the scripts that we will free later if it is requested.
// (ie. we don't want to store scripts from the dumpScript console command)
if (garbageCollect)
_currentScripts.push_back(script);
}
return scriptList;
}
void RivenScriptManager::stopAllScripts() {
for (uint32 i = 0; i < _currentScripts.size(); i++)
_currentScripts[i]->stopRunning();
}
void RivenScriptManager::unloadUnusedScripts() {
// Free any scripts that aren't part of the current card and aren't running
for (uint32 i = 0; i < _currentScripts.size(); i++) {
if ((_vm->getCurStack() != _currentScripts[i]->getParentStack() || _vm->getCurCard() != _currentScripts[i]->getParentCard()) && !_currentScripts[i]->isRunning()) {
delete _currentScripts[i];
_currentScripts.remove_at(i);
i--;
}
}
}
void RivenScriptManager::setStoredMovieOpcode(const StoredMovieOpcode &op) {
clearStoredMovieOpcode();
_storedMovieOpcode.script = op.script;
_storedMovieOpcode.id = op.id;
_storedMovieOpcode.time = op.time;
}
void RivenScriptManager::runStoredMovieOpcode(uint16 id) {
if (_storedMovieOpcode.script) {
if (_storedMovieOpcode.id == id) {
// If we've passed the time, run our script
if (_vm->getTotalPlayTime() >= _storedMovieOpcode.time) {
_storedMovieOpcode.script->runScript();
clearStoredMovieOpcode();
}
} else {
// We're on a completely different video, kill off any remaining opcode
clearStoredMovieOpcode();
}
}
}
void RivenScriptManager::clearStoredMovieOpcode() {
delete _storedMovieOpcode.script;
_storedMovieOpcode.script = 0;
_storedMovieOpcode.time = 0;
_storedMovieOpcode.id = 0;
}
} // End of namespace Mohawk