Merge pull request #546 from segrax/V0_Demo

SCUMM: Maniac V0: Add support for D64 Demo Disk, Cleanup duplicate 'Talk...

12 files changed, 203 insertions, 51 deletions

diff --git a/devtools/scumm-md5.txt b/devtools/scumm-md5.txt
index 37d7e7a5e1..62925e98fa 100644
--- a/devtools/scumm-md5.txt
+++ b/devtools/scumm-md5.txt
@@ -52,6 +52,7 @@
 maniac	Maniac Mansion
 	2d624d1b214f7faf0094daea65c6d1a6	-1	en	2gs	Apple II	-	-	
 
+	2cb46375dd5cdfd023e2f07e0a21b530	-1	en	C64	C64	Demo	-	Robert Crossfield
 	eea4d9ac2fb6f145945a308e8866915b	-1	en	C64	C64	-	-	
 	439a7f4adf510489981ac52308e7d7a2	-1	de	C64	C64	-	-	
 
diff --git a/engines/scumm/actor.cpp b/engines/scumm/actor.cpp
index 59a1009789..d07f175c78 100644
--- a/engines/scumm/actor.cpp
+++ b/engines/scumm/actor.cpp
@@ -43,12 +43,60 @@ namespace Scumm {
 
 byte Actor::kInvalidBox = 0;
 
-static const byte v0ActorTalkArray[0x19] = {
-	0x00, 0x06, 0x06, 0x06, 0x06,
-	0x06, 0x06, 0x00, 0x46, 0x06,
-	0x06, 0x06, 0x06, 0xFF, 0xFF,
-	0x06, 0xC0, 0x06, 0x06, 0x00,
-	0xC0, 0xC0, 0x00, 0x06, 0x06
+static const byte v0ActorDemoTalk[25] = {
+	0x00,
+	0x06, // Syd
+	0x06, // Razor
+	0x06, // Dave
+	0x06, // Michael
+	0x06, // Bernard
+	0x06, // Wendy
+	0x00, // Jeff
+	0x46, // Radiation Suit
+	0x06, // Dr Fred
+	0x06, // Nurse Edna
+	0x06, // Weird Ed
+	0x06, // Dead Cousin Ted
+	0xE2, // Purple Tentacle
+	0xE2, // Green Tentacle
+	0x06, // Meteor police
+	0xC0, // Meteor
+	0x06, // Mark Eteer
+	0x06, // Talkshow Host
+	0x00, // Plant
+	0xC0, // Meteor Radiation
+	0xC0, // Edsel (small, outro)
+	0x00, // Meteor (small, intro)
+	0x06, // Sandy (Lab)
+	0x06, // Sandy (Cut-Scene)
+};
+
+static const byte v0ActorTalk[25] = {
+	0x00,
+	0x06, // Syd
+	0x06, // Razor
+	0x06, // Dave
+	0x06, // Michael
+	0x06, // Bernard
+	0x06, // Wendy
+	0x00, // Jeff
+	0x46, // Radiation Suit
+	0x06, // Dr Fred
+	0x06, // Nurse Edna
+	0x06, // Weird Ed
+	0x06, // Dead Cousin Ted
+	0xFF, // Purple Tentacle
+	0xFF, // Green Tentacle
+	0x06, // Meteor police
+	0xC0, // Meteor
+	0x06, // Mark Eteer
+	0x06, // Talkshow Host
+	0x00, // Plant
+	0xC0, // Meteor Radiation
+	0xC0, // Edsel (small, outro)
+	0x00, // Meteor (small, intro)
+	0x06, // Sandy (Lab)
+	0x06, // Sandy (Cut-Scene)
 };
 
 static const byte v0WalkboxSlantedModifier[0x16] = { 
@@ -210,6 +258,12 @@ void Actor_v0::initActor(int mode) {
 		_limbFrameRepeat[i] = 0;
 		_limb_flipped[i] = false;
 	}
+
+	if (_vm->_game.features & GF_DEMO) {
+		_sound[0] = v0ActorDemoTalk[_number];
+	} else {
+		_sound[0] = v0ActorTalk[_number];
+	}
 }
 
 void Actor::setBox(int box) {
@@ -1753,34 +1807,6 @@ void ScummEngine::showActors() {
 	}
 }
 
-// bits 0..5: sound, bit 6: ???
-static const byte v0ActorSounds[24] = {
-	0x06, // Syd
-	0x06, // Razor
-	0x06, // Dave
-	0x06, // Michael
-	0x06, // Bernard
-	0x06, // Wendy
-	0x00, // Jeff
-	0x46, // Radiation Suit
-	0x06, // Dr Fred
-	0x06, // Nurse Edna
-	0x06, // Weird Ed
-	0x06, // Dead Cousin Ted
-	0xFF, // Purple Tentacle
-	0xFF, // Green Tentacle
-	0x06, // Meteor police
-	0xC0, // Meteor
-	0x06, // Mark Eteer
-	0x06, // Talkshow Host
-	0x00, // Plant
-	0xC0, // Meteor Radiation
-	0xC0, // Edsel (small, outro)
-	0x00, // Meteor (small, intro)
-	0x06, // Sandy (Lab)
-	0x06, // Sandy (Cut-Scene)
-};
-
 /* Used in Scumm v5 only. Play sounds associated with actors */
 void ScummEngine::playActorSounds() {
 	int i, j;
@@ -1790,7 +1816,7 @@ void ScummEngine::playActorSounds() {
 		if (_actors[i]->_cost.soundCounter && _actors[i]->isInCurrentRoom()) {
 			_currentScript = 0xFF;
 			if (_game.version == 0) {
-				sound = v0ActorSounds[i - 1] & 0x3F;
+				sound = _actors[i]->_sound[0] & 0x3F;
 			} else {
 				sound = _actors[i]->_sound[0];
 			}
@@ -1950,7 +1976,7 @@ void ScummEngine::processActors() {
 
 				// Is this the correct location?
 				// 0x073C
-				if (v0ActorTalkArray[a0->_number] & 0x3F)
+				if (a0->_sound[0] & 0x3F)
 					a0->_cost.soundPos = (a0->_cost.soundPos + 1) % 3;
 			}
 		}
@@ -2259,7 +2285,7 @@ void Actor::startAnimActor(int f) {
 
 void Actor_v0::startAnimActor(int f) {
 	if (f == _talkStartFrame) {
-		if (v0ActorTalkArray[_number] & 0x40)
+		if (_sound[0] & 0x40)
 			return;
 
 		_speaking = 1;
@@ -2365,7 +2391,7 @@ void Actor_v0::animateCostume() {
 }
 
 void Actor_v0::speakCheck() {
-	if (v0ActorTalkArray[_number] & 0x80)
+	if (_sound[0] & 0x80)
 		return;
 
 	int cmd = newDirToOldDir(_facing);
diff --git a/engines/scumm/detection.cpp b/engines/scumm/detection.cpp
index c0db0d6d37..45647c9bed 100644
--- a/engines/scumm/detection.cpp
+++ b/engines/scumm/detection.cpp
@@ -323,6 +323,8 @@ static BaseScummFile *openDiskImage(const Common::FSNode &node, const GameFilena
 		gs.gameid = gfp->gameid;
 		gs.id = (Common::String(gfp->gameid) == "maniac" ? GID_MANIAC : GID_ZAK);
 		gs.platform = gfp->platform;
+		if (strcmp(gfp->pattern, "maniacdemo.d64") == 0)
+			gs.features |= GF_DEMO;
 
 		// determine second disk file name
 		Common::String disk2(disk1);
diff --git a/engines/scumm/detection_tables.h b/engines/scumm/detection_tables.h
index f72e552fa6..82a8b4452b 100644
--- a/engines/scumm/detection_tables.h
+++ b/engines/scumm/detection_tables.h
@@ -207,6 +207,7 @@ static const Engines::ObsoleteGameID obsoleteGameIDsTable[] = {
 static const GameSettings gameVariantsTable[] = {
 	{"maniac", "Apple II",   0, GID_MANIAC, 0, 0, MDT_APPLEIIGS, 0, Common::kPlatformApple2GS, GUIO2(GUIO_NOSPEECH, GUIO_NOMIDI)},
 	{"maniac", "C64",        0, GID_MANIAC, 0, 0, MDT_C64, 0, Common::kPlatformC64, GUIO2(GUIO_NOSPEECH, GUIO_NOMIDI) },
+	{"maniac", "C64 Demo",   0, GID_MANIAC, 0, 0, MDT_C64, GF_DEMO, Common::kPlatformC64, GUIO2(GUIO_NOSPEECH, GUIO_NOMIDI) },
 	{"maniac", "V1",      "v1", GID_MANIAC, 1, 0, MDT_PCSPK | MDT_PCJR, 0, Common::kPlatformDOS, GUIO2(GUIO_NOSPEECH, GUIO_NOMIDI)},
 	{"maniac", "V1 Demo", "v1", GID_MANIAC, 1, 0, MDT_PCSPK | MDT_PCJR, GF_DEMO, Common::kPlatformDOS, GUIO2(GUIO_NOSPEECH, GUIO_NOMIDI)},
 	{"maniac", "NES",        0, GID_MANIAC, 1, 0, MDT_NONE,  0, Common::kPlatformNES, GUIO3(GUIO_NOSPEECH, GUIO_NOMIDI, GUIO_NOASPECT)},
@@ -448,6 +449,7 @@ static const GameFilenamePattern gameFilenamesTable[] = {
 	{ "maniac", "%02d.MAN", kGenRoomNum, UNK_LANG, UNK, "V1 Demo" },
 	{ "maniac", "maniac1.d64", kGenUnchanged, UNK_LANG, Common::kPlatformC64, "C64" },   // ... and maniac2.d64
 	{ "maniac", "maniac1.dsk", kGenUnchanged, UNK_LANG, Common::kPlatformApple2GS, "Apple II" },   // ... and maniac2.dsk
+	{ "maniac", "maniacdemo.d64", kGenUnchanged, UNK_LANG, Common::kPlatformC64, "C64 Demo" },
 	{ "maniac", "Maniac Mansion (E).prg", kGenUnchanged, Common::EN_GRB, Common::kPlatformNES, "NES" },
 	{ "maniac", "Maniac Mansion (F).prg", kGenUnchanged, Common::FR_FRA, Common::kPlatformNES, "NES" },
 	{ "maniac", "Maniac Mansion (SW).prg", kGenUnchanged, Common::SE_SWE, Common::kPlatformNES, "NES" },
diff --git a/engines/scumm/file.cpp b/engines/scumm/file.cpp
index 475ffa3238..96b46aa21a 100644
--- a/engines/scumm/file.cpp
+++ b/engines/scumm/file.cpp
@@ -221,6 +221,15 @@ static const int maniacResourcesPerFile[55] = {
 	 3, 10,  1,  0,  0
 };
 
+static const int maniacDemoResourcesPerFile[55] = {
+	 0, 12,  0,  2,  1, 12,  1, 13,  6,  0,
+	 31, 0,  1,  0,  0,  0,  0,  1,  1,  1,
+	 0,  1,  0,  0,  2,  0,  0,  1,  0,  0,
+	 2,  7,  1, 11,  0,  0,  5,  1,  0,  0,
+	 1,  0,  1,  3,  4,  3,  1,  0,  0,  1,
+	 2,  2,  0,  0,  0
+};
+
 static const int zakResourcesPerFile[59] = {
 	 0, 29, 12, 14, 13,  4,  4, 10,  7,  4,
 	14, 19,  5,  4,  7,  6, 11,  9,  4,  4,
@@ -253,9 +262,17 @@ ScummDiskImage::ScummDiskImage(const char *disk1, const char *disk2, GameSetting
 		_numGlobalObjects = 256;
 		_numRooms = 55;
 		_numCostumes = 25;
-		_numScripts = 160;
-		_numSounds = 70;
-		_resourcesPerFile = maniacResourcesPerFile;
+		
+		if (_game.features & GF_DEMO) {
+			_numScripts = 55;
+			_numSounds = 40;
+			_resourcesPerFile = maniacDemoResourcesPerFile;
+		} else {
+			_numScripts = 160;
+			_numSounds = 70;
+			_resourcesPerFile = maniacResourcesPerFile;
+		}
+
 	} else {
 		_numGlobalObjects = 775;
 		_numRooms = 59;
@@ -327,6 +344,9 @@ bool ScummDiskImage::open(const Common::String &filename) {
 
 	extractIndex(0); // Fill in resource arrays
 
+	if (_game.features & GF_DEMO)
+		return true;
+
 	openDisk(2);
 
 	if (_game.platform == Common::kPlatformApple2GS) {
diff --git a/engines/scumm/input.cpp b/engines/scumm/input.cpp
index 824dfec144..86048af57c 100644
--- a/engines/scumm/input.cpp
+++ b/engines/scumm/input.cpp
@@ -452,8 +452,16 @@ void ScummEngine_v2::processKeyboard(Common::KeyState lastKeyHit) {
 		lastKeyHit = Common::KeyState(Common::KEYCODE_ESCAPE);
 	// F7 is used to skip cutscenes in the Commodote 64 version of Maniac Mansion
 	} else if (_game.id == GID_MANIAC &&_game.platform == Common::kPlatformC64) {
-		if (lastKeyHit.keycode == Common::KEYCODE_F7 && lastKeyHit.hasFlags(0))
-			lastKeyHit = Common::KeyState(Common::KEYCODE_ESCAPE);
+		// Demo always F7 to be pressed to restart
+		if (_game.features & GF_DEMO) {
+			if (_roomResource != 0x2D && lastKeyHit.keycode == Common::KEYCODE_F7 && lastKeyHit.hasFlags(0)) {
+				restart();
+				return;
+			}
+		} else {
+			if (lastKeyHit.keycode == Common::KEYCODE_F7 && lastKeyHit.hasFlags(0))
+				lastKeyHit = Common::KeyState(Common::KEYCODE_ESCAPE);
+		}
 	// 'B' is used to skip cutscenes in the NES version of Maniac Mansion
 	} else if (_game.id == GID_MANIAC &&_game.platform == Common::kPlatformNES) {
 		if (lastKeyHit.keycode == Common::KEYCODE_b && lastKeyHit.hasFlags(Common::KBD_SHIFT))
diff --git a/engines/scumm/resource_v2.cpp b/engines/scumm/resource_v2.cpp
index 7ccdfa4780..87dc132ff0 100644
--- a/engines/scumm/resource_v2.cpp
+++ b/engines/scumm/resource_v2.cpp
@@ -34,8 +34,14 @@ void ScummEngine_v2::readClassicIndexFile() {
 			_numGlobalObjects = 256;
 			_numRooms = 55;
 			_numCostumes = 25;
-			_numScripts = 160;
-			_numSounds = 70;
+			if (_game.features & GF_DEMO) {
+				_numScripts = 55;
+				_numSounds = 40;
+			} else {
+				_numScripts = 160;
+				_numSounds = 70; 
+			}
+
 		} else if (_game.platform == Common::kPlatformNES) {
 			_numGlobalObjects = 775;
 			_numRooms = 55;
diff --git a/engines/scumm/script_v0.cpp b/engines/scumm/script_v0.cpp
index 90291535fd..609cbd1e89 100644
--- a/engines/scumm/script_v0.cpp
+++ b/engines/scumm/script_v0.cpp
@@ -172,7 +172,7 @@ void ScummEngine_v0::setupOpcodes() {
 	/* 6C */
 	OPCODE(0x6c, o_stopCurrentScript);
 	OPCODE(0x6d, o2_putActorInRoom);
-	OPCODE(0x6e, o2_dummy);
+	OPCODE(0x6e, o_screenPrepare);
 	OPCODE(0x6f, o2_ifState08);
 	/* 70 */
 	OPCODE(0x70, o_lights);
@@ -633,12 +633,21 @@ void ScummEngine_v0::setMode(byte mode) {
 
 	switch (_currentMode) {
 	case kModeCutscene:
+		if (_game.features & GF_DEMO) {
+			if (VAR(11) != 0)
+				_drawDemo = true;
+		}
 		_redrawSentenceLine = false;
 		// Note: do not change freeze state here
 		state = USERSTATE_SET_IFACE |
 			USERSTATE_SET_CURSOR;
+		
 		break;
 	case kModeKeypad:
+		if (_game.features & GF_DEMO) {
+			if (VAR(11) != 0)
+				_drawDemo = true;
+		}
 		_redrawSentenceLine = false;
 		state = USERSTATE_SET_IFACE |
 			USERSTATE_SET_CURSOR | USERSTATE_CURSOR_ON |
@@ -646,6 +655,12 @@ void ScummEngine_v0::setMode(byte mode) {
 		break;
 	case kModeNormal:
 	case kModeNoNewKid:
+		if (_game.features & GF_DEMO) {
+			resetVerbs();
+			_activeVerb = kVerbWalkTo;
+			_redrawSentenceLine = true;
+			_drawDemo = false;
+		}
 		state = USERSTATE_SET_IFACE | USERSTATE_IFACE_ALL |
 			USERSTATE_SET_CURSOR | USERSTATE_CURSOR_ON |
 			USERSTATE_SET_FREEZE;
@@ -967,6 +982,10 @@ void ScummEngine_v0::o_setOwnerOf() {
 	setOwnerOf(obj, owner);
 }
 
+void ScummEngine_v0::o_screenPrepare() {
+
+}
+
 void ScummEngine_v0::resetSentence() {
 	_activeVerb = kVerbWalkTo;
 	_activeObject = 0;
diff --git a/engines/scumm/scumm-md5.h b/engines/scumm/scumm-md5.h
index 4a34894506..5be18fb990 100644
--- a/engines/scumm/scumm-md5.h
+++ b/engines/scumm/scumm-md5.h
@@ -1,5 +1,5 @@
 /*
-  This file was generated by the md5table tool on Sat Nov 29 19:54:41 2014
+  This file was generated by the md5table tool on Sun Dec  7 23:09:10 2014
   DO NOT EDIT MANUALLY!
  */
 
@@ -135,6 +135,7 @@ static const MD5Table md5table[] = {
 	{ "2a446817ffcabfef8716e0c456ecaf81", "puttzoo", "", "Demo", -1, Common::DE_DEU, Common::kPlatformWindows },
 	{ "2a8658dbd13d84d1bce64a71a35995eb", "pajama2", "HE 99", "Demo", -1, Common::HE_ISR, Common::kPlatformWindows },
 	{ "2c04aacffb8428f30ccf4f734fbe3adc", "activity", "", "", -1, Common::EN_ANY, Common::kPlatformDOS },
+	{ "2cb46375dd5cdfd023e2f07e0a21b530", "maniac", "C64", "Demo", -1, Common::EN_ANY, Common::kPlatformC64 },
 	{ "2ccd8891ce4d3f1a334d21bff6a88ca2", "monkey", "CD", "", 9455, Common::EN_ANY, Common::kPlatformMacintosh },
 	{ "2d1e891fe52df707c30185e52c50cd92", "monkey", "CD", "CD", 8955, Common::EN_ANY, Common::kPlatformDOS },
 	{ "2d388339d6050d8ccaa757b64633954e", "indyloom", "FM-TOWNS", "Demo", 7520, Common::EN_ANY, Common::kPlatformFMTowns },
diff --git a/engines/scumm/scumm.cpp b/engines/scumm/scumm.cpp
index 475b146a7b..6040344c2c 100644
--- a/engines/scumm/scumm.cpp
+++ b/engines/scumm/scumm.cpp
@@ -716,7 +716,7 @@ ScummEngine_v2::ScummEngine_v2(OSystem *syst, const DetectorResult &dr)
 
 ScummEngine_v0::ScummEngine_v0(OSystem *syst, const DetectorResult &dr)
 	: ScummEngine_v2(syst, dr) {
-
+	_drawDemo = false;
 	_currentMode = 0;
 	_currentLights = 0;
 
@@ -731,6 +731,9 @@ ScummEngine_v0::ScummEngine_v0(OSystem *syst, const DetectorResult &dr)
 	VAR_ACTIVE_OBJECT2 = 0xFF;
 	VAR_IS_SOUND_RUNNING = 0xFF;
 	VAR_ACTIVE_VERB = 0xFF;
+
+	if (strcmp(dr.fp.pattern, "maniacdemo.d64") == 0 )
+		_game.features |= GF_DEMO; 
 }
 
 ScummEngine_v6::ScummEngine_v6(OSystem *syst, const DetectorResult &dr)
@@ -1091,8 +1094,13 @@ Common::Error ScummEngine::init() {
 			const char *tmpBuf1, *tmpBuf2;
 			assert(_game.id == GID_MANIAC || _game.id == GID_ZAK);
 			if (_game.id == GID_MANIAC) {
-				tmpBuf1 = "maniac1.d64";
-				tmpBuf2 = "maniac2.d64";
+				if (_game.features & GF_DEMO) {
+					tmpBuf1 = "maniacdemo.d64";
+					tmpBuf2 = "maniacdemo.d64";
+				} else {
+					tmpBuf1 = "maniac1.d64";
+					tmpBuf2 = "maniac2.d64";
+				}
 			} else {
 				tmpBuf1 = "zak1.d64";
 				tmpBuf2 = "zak2.d64";
@@ -2572,7 +2580,7 @@ void ScummEngine::runBootscript() {
 	int args[NUM_SCRIPT_LOCAL];
 	memset(args, 0, sizeof(args));
 	args[0] = _bootParam;
-	if (_game.id == GID_MANIAC && (_game.features & GF_DEMO))
+	if (_game.id == GID_MANIAC && (_game.features & GF_DEMO) && (_game.platform != Common::kPlatformC64))
 		runScript(9, 0, 0, args);
 	else
 		runScript(1, 0, 0, args);
diff --git a/engines/scumm/scumm_v0.h b/engines/scumm/scumm_v0.h
index 83e0e32e15..4098d639c4 100644
--- a/engines/scumm/scumm_v0.h
+++ b/engines/scumm/scumm_v0.h
@@ -46,6 +46,7 @@ protected:
 	};
 
 protected:
+	bool _drawDemo;
 	byte _currentMode;
 	byte _currentLights;
 
@@ -101,6 +102,8 @@ protected:
 	virtual void handleMouseOver(bool updateInventory);
 	int verbPrepIdType(int verbid);
 	void resetVerbs();
+	void verbDemoMode();
+	void verbDrawDemoString(int VerbDemoNumber);
 
 	void clearSentenceLine();
 	void flushSentenceLine();
@@ -163,6 +166,7 @@ protected:
 	void o_cutscene();
 	void o_endCutscene();
 	void o_setOwnerOf();
+	void o_screenPrepare();
 
 	byte VAR_ACTIVE_OBJECT2;
 	byte VAR_IS_SOUND_RUNNING;
diff --git a/engines/scumm/verbs.cpp b/engines/scumm/verbs.cpp
index bf0a693467..fe936b550c 100644
--- a/engines/scumm/verbs.cpp
+++ b/engines/scumm/verbs.cpp
@@ -80,6 +80,19 @@ static const VerbSettings v0VerbTable_German[] = {
 	{kVerbWhatIs,  13, 2, "Was ist"}
 };
 
+struct VerbDemo {
+	int color;
+	const char *str;
+};
+static VerbDemo v0DemoStr[] = {
+	{7,  "        MANIAC MANSION DEMO DISK        "},
+	{5,  "          from Lucasfilm Games          "},
+	{5,  "    Copyright = 1987 by Lucasfilm Ltd.  "},
+	{5,  "           All Rights Reserved.         "},
+	{0,  "                                        "},
+	{16, "       Press F7 to return to menu.      "}
+};
+
 int ScummEngine_v0::verbPrepIdType(int verbid) {
 	switch (verbid) {
 	case kVerbUse: // depends on object1
@@ -93,6 +106,44 @@ int ScummEngine_v0::verbPrepIdType(int verbid) {
 	}
 }
 
+void ScummEngine_v0::verbDemoMode() {
+	int i;
+
+	for (i = 1; i < 16; i++)
+		killVerb(i);
+
+	for (i = 0; i < 6; i++) {
+		verbDrawDemoString(i);
+	}
+}
+
+void ScummEngine_v0::verbDrawDemoString(int VerbDemoNumber) {
+	byte string[80];
+	const char *ptr = v0DemoStr[VerbDemoNumber].str;
+	int i = 0, len = 0;
+
+	// Maximum length of printable characters
+	int maxChars = 40;
+	while (*ptr) {
+		if (*ptr != '@')
+			len++;
+		if (len > maxChars) {
+			break;
+		}
+
+		string[i++] = *ptr++;
+
+	}
+	string[i] = 0;
+
+	_string[2].charset = 1;
+	_string[2].ypos = _virtscr[kVerbVirtScreen].topline + (8 * VerbDemoNumber);
+	_string[2].xpos = 0;
+	_string[2].right = _virtscr[kVerbVirtScreen].w - 1;
+	_string[2].color = v0DemoStr[VerbDemoNumber].color;
+	drawString(2, (byte *)string);
+}
+
 void ScummEngine_v0::resetVerbs() {
 	VirtScreen *virt = &_virtscr[kVerbVirtScreen];
 	VerbSlot *vs;
@@ -854,6 +905,10 @@ void ScummEngine_v0::checkExecVerbs() {
 			}
 		}
 	}
+		
+	if (_drawDemo && _game.features & GF_DEMO) {
+		verbDemoMode();
+	}
 
 	if (_redrawSentenceLine)
 		drawSentenceLine();