Moved engines to the new engines/ directory

svn-id: r20582

1 files changed, 926 insertions, 0 deletions

diff --git a/engines/sky/intro.cpp b/engines/sky/intro.cpp
new file mode 100644
index 0000000000..ce6849fbd0
--- /dev/null
+++ b/engines/sky/intro.cpp
@@ -0,0 +1,926 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2003-2006 The ScummVM project
+ *
+ * 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 "common/stdafx.h"
+#include "common/util.h"
+#include "common/system.h"
+#include "sky/disk.h"
+#include "sky/intro.h"
+#include "sky/music/musicbase.h"
+#include "sky/screen.h"
+#include "sky/sky.h"
+#include "sky/sound.h"
+#include "sky/struc.h"
+#include "sky/text.h"
+
+namespace Sky {
+
+#ifdef MACOSX
+// FIXME: DELAY is already defined in sys/param.h !
+// Better fix would be to remove sys/param.h froms stdafx.h, or
+// to change the name DELAY here to something else.
+#undef DELAY
+#endif
+
+#define SHOWSCREEN		 0
+#define COMMANDEND		 0 // end of COMMANDFLIRT block
+#define FADEUP			 1 // fade up palette
+#define FADEDOWN		 2
+#define DELAY			 3
+#define DOFLIRT			 4 // start flirt sequence (and wait for it to finish)
+#define SCROLLFLIRT		 5 // start special floppy intro flirt sequence (and wait for it)
+#define COMMANDFLIRT	 6 // start flirt sequence and wait for it, while processing command block
+#define BGFLIRT			 7 // start flirt sequence without waiting for it
+#define WAITFLIRT		 8 // wait for sequence started by BGFLIRT
+#define STOPFLIRT		 9
+#define STARTMUSIC		10
+#define WAITMUSIC		11
+#define PLAYVOICE		12
+#define WAITVOICE		13
+#define LOADBG			14 // load new background sound
+#define PLAYBG			15 // play background sound
+#define LOOPBG			16 // loop background sound
+#define STOPBG			17 // stop background sound
+#define SEQEND		 65535 // end of intro sequence
+
+#define IC_PREPARE_TEXT 20 // commands used in COMMANDFLIRT block
+#define IC_SHOW_TEXT    21
+#define IC_REMOVE_TEXT  22
+#define IC_MAKE_SOUND   23
+#define IC_FX_VOLUME    24
+
+#define FRAME_SIZE (GAME_SCREEN_WIDTH * GAME_SCREEN_HEIGHT)
+#define INTRO_TEXT_WIDTH 128
+//CD intro file defines
+#define CDV_00	59500
+#define CD_PAL	59501
+#define CD_1_LOG	59502
+#define CD_1	59503
+#define CDV_01	59504
+#define CDV_02	59505
+#define CD_2	59506
+#define CDV_03	59507
+#define CDV_04	59508
+#define CD_3	59509
+#define CDV_05	59510
+#define CDV_06	59511
+#define CD_5	59512
+#define CDV_07	59513
+#define CDV_08	59514
+#define CDV_09	59515
+#define CD_7	59516
+#define CDV_10	59518
+#define CD_11	59519
+#define CDV_11	59520
+#define CD_11_PAL	59521
+#define CD_11_LOG	59522
+#define CDV_12	59523
+#define CD_13	59524
+#define CDV_13	59525
+#define CDV_14	59527
+#define CDV_15	59528
+#define CD_15_PAL	59529
+#define CD_15_LOG	59530
+#define CDV_16	59531
+#define CD_17_LOG	59532
+#define CD_17	59533
+#define CDV_17	59534
+#define CDV_18	59535
+#define CDV_19	59536
+#define CD_19_PAL	59537
+#define CD_19_LOG	59538
+#define CDV_20	59539
+#define CD_20_LOG	59540
+#define CDV_21	59541
+#define CD_21_LOG	59542
+#define CDV_22	59545
+#define CDV_23	59546
+#define CD_23_PAL	59547
+#define CD_24_LOG	59550
+#define CDV_24	59551
+#define CDV_25	59554
+#define CDV_26	59556
+#define CD_27	59557
+#define CDV_27	59558
+#define CD_27_PAL	59559
+#define CD_27_LOG	59560
+#define CDV_28	59561
+#define CDV_29	59562
+#define CDV_30	59563
+#define CDV_31	59565
+#define CDV_32	59566
+#define CDV_33	59567
+#define CDV_34	59568
+#define CD_35	59569
+#define CDV_35	59570
+#define CD_35_PAL	59571
+#define CD_35_LOG	59572
+#define CDV_36	59574
+#define CD_37	59575
+#define CDV_37	59576
+#define CD_37_PAL	59577
+#define CD_37_LOG	59578
+#define CDV_38	59579
+#define CDV_39	59581
+#define CDV_40	59583
+#define CD_40_PAL	59584
+#define CD_40_LOG	59585
+#define CDV_41	59587
+#define CDV_42	59588
+#define CD_43	59589
+#define CDV_43	59590
+#define CD_43_PAL	59591
+#define CD_43_LOG	59592
+#define CDV_44	59594
+#define CD_45	59595
+#define CDV_45	59596
+#define CD_45_PAL	59597
+#define CD_45_LOG	59598
+#define CDV_46	59600
+#define CDV_47	59602
+#define CD_47_PAL	59603
+#define CD_47_LOG	59604
+#define CD_48	59605
+#define CDV_48	59606
+#define CD_48_PAL	59607
+#define CD_48_LOG	59608
+#define CD_49	59609
+#define CDV_49	59610
+#define CD_50	59611
+#define CDV_50	59612
+#define CDV_51	59613
+#define CDV_52	59614
+#define CDV_53	59615
+#define CDV_54	59616
+#define CDV_55	59618
+#define CD_55_PAL	59619
+#define CD_55_LOG	59620
+#define CDV_56	59621
+#define CDV_57	59622
+#define CD_58	59623
+#define CDV_58	59624
+#define CD_58_PAL	59625
+#define CD_58_LOG	59626
+#define CDV_59	59627
+#define CDV_60	59628
+#define CDV_61	59629
+#define CDV_62	59630
+#define CDV_63	59631
+#define CDV_64	59632
+#define CDV_65	59633
+#define CDV_66	59635
+#define CD_66_PAL	59636
+#define CD_66_LOG	59637
+#define CDV_67	59639
+#define CD_67_PAL	59640
+#define CD_67_LOG	59641
+#define CDV_68	59642
+#define CD_69	59643
+#define CDV_69	59644
+#define CD_69_PAL	59645
+#define CD_69_LOG	59646
+#define CDV_70	59647
+#define CDV_71	59648
+#define CDV_72	59649
+#define CD_72_PAL	59650
+#define CD_72_LOG	59651
+#define CD_73_PAL	59652
+#define CD_73_LOG	59653
+#define CDV_73	59654
+#define CDV_74	59655
+#define CDV_75	59656
+#define CD_76_PAL	59657
+#define CD_76_LOG	59658
+#define CDV_76	59659
+#define CDV_77	59660
+#define CD_78_PAL	59661
+#define CD_78_LOG	59662
+#define CDV_78	59663
+#define CDV_79	59664
+#define CDV_80	59665
+#define CDV_81	59666
+#define CDV_82	59667
+#define CDV_83	59668
+#define CDV_84	59669
+#define CDV_85	59670
+#define CDV_86	59671
+#define CDV_87	59672
+#define CD_100	60087
+#define CD_101_LOG	60088
+#define CD_101	60099
+#define CD_102_LOG	60090
+#define CD_102	60091
+#define CD_103_PAL	60092
+#define CD_103_LOG	60093
+#define CD_103	60094
+#define CD_104_PAL	60095
+#define CD_104_LOG	60096
+#define CD_104	60097
+#define CD_105	60098
+
+
+uint16 Intro::_mainIntroSeq[] = {
+	DELAY,       3000, // keep virgin screen up
+	FADEDOWN,
+	SHOWSCREEN, 60112, // revo screen + palette
+	FADEUP,     60113,
+	DELAY,       8000,
+	FADEDOWN,
+	SHOWSCREEN, 60114, // gibbo screen + palette
+	FADEUP,     60115,
+	DELAY,       2000,
+	FADEDOWN,
+	SEQEND
+};
+
+uint16 Intro::_cdIntroSeq[] = {
+	PLAYVOICE,	59500,
+	LOADBG,		59499,
+	LOOPBG,
+	WAITVOICE,
+	PLAYVOICE,	59504,
+	SHOWSCREEN,	CD_1_LOG,
+	FADEUP,		CD_PAL,
+	BGFLIRT,	CD_1,
+		WAITVOICE,
+		PLAYVOICE,	CDV_02,
+		WAITVOICE,
+	STOPFLIRT,
+	BGFLIRT,	CD_2,
+		PLAYVOICE,	CDV_03,
+		WAITVOICE,
+		PLAYVOICE,	CDV_04,
+	WAITFLIRT,
+	WAITVOICE,
+	PLAYVOICE,	CDV_05,
+	DELAY,		2000,
+	BGFLIRT,	CD_3,
+		WAITVOICE,
+		PLAYVOICE,	CDV_06,
+	WAITFLIRT,
+	WAITVOICE,
+	PLAYVOICE,	CDV_07,
+	BGFLIRT,	CD_5,
+		WAITVOICE,
+		PLAYVOICE,	CDV_08,
+		WAITVOICE,
+		PLAYVOICE,	CDV_09,
+	WAITFLIRT,
+	WAITVOICE,
+	PLAYVOICE,	CDV_10,
+	BGFLIRT,	CD_7,
+		WAITVOICE,
+		PLAYVOICE,	CDV_11,
+	WAITFLIRT,
+	FADEDOWN,
+	SHOWSCREEN,	CD_11_LOG,
+	FADEUP,		CD_11_PAL,
+	WAITVOICE,
+	PLAYVOICE,	CDV_12,
+	DELAY,		1600,
+	BGFLIRT,	CD_11,
+		WAITVOICE,
+		PLAYVOICE,	CDV_13,
+		WAITVOICE,
+	WAITFLIRT,
+	WAITVOICE,
+	PLAYVOICE,	CDV_14,
+	LOADBG,		59498, // fade-in heli
+	PLAYBG,
+	DOFLIRT,	CD_13,
+	WAITVOICE,
+	PLAYVOICE,	CDV_15,
+	FADEDOWN,
+	SHOWSCREEN,	CD_15_LOG,
+	FADEUP,		CD_15_PAL,
+	WAITVOICE,
+	LOADBG,		59496, // quiet heli
+	LOOPBG,
+	PLAYVOICE,	CDV_16,
+	WAITVOICE,
+	PLAYVOICE,	CDV_17,
+	DELAY,		2000,
+	SHOWSCREEN,	CD_17_LOG,
+	WAITVOICE,
+	BGFLIRT,	CD_17,
+		PLAYVOICE,	CDV_18,
+	LOADBG,		59497, // loud heli
+	LOOPBG,
+	WAITFLIRT,
+	WAITVOICE,
+	FADEDOWN,
+	SHOWSCREEN,	CD_19_LOG,
+	FADEUP,		CD_19_PAL,
+	PLAYVOICE,	CDV_19,
+	WAITVOICE,
+	PLAYVOICE,	CDV_20,
+	FADEDOWN,
+	SHOWSCREEN,	CD_20_LOG,
+	FADEUP,		CD_19_PAL,
+	WAITVOICE,
+	LOADBG,		59496, // quiet heli
+	LOOPBG,
+	PLAYVOICE,	CDV_21,
+	FADEDOWN,
+	SHOWSCREEN,	CD_21_LOG,
+	FADEUP,		CD_19_PAL,
+	WAITVOICE,
+	PLAYVOICE,	CDV_22,
+	LOADBG,		59494, // heli whine
+	PLAYBG,
+	WAITVOICE,
+	PLAYVOICE,	CDV_23,
+	FADEDOWN,
+	WAITVOICE,
+	SHOWSCREEN,	CD_24_LOG,
+	FADEUP,		CD_23_PAL,
+	PLAYVOICE,	CDV_24,
+	WAITVOICE,
+	PLAYVOICE,	CDV_25,
+	WAITVOICE,
+	PLAYVOICE,	CDV_26,
+	WAITVOICE,
+	FADEDOWN,
+	SHOWSCREEN,	CD_27_LOG,
+	FADEUP,		CD_27_PAL,
+	PLAYVOICE,	CDV_27,
+	WAITVOICE,
+	PLAYVOICE,	CDV_29,
+	WAITVOICE,
+	PLAYVOICE,	CDV_30,
+	WAITVOICE,
+	BGFLIRT,	CD_27,
+		PLAYVOICE,	CDV_31,
+		WAITVOICE,
+		PLAYVOICE,	CDV_32,
+		WAITVOICE,
+		PLAYVOICE,	CDV_33,
+		WAITVOICE,
+		PLAYVOICE,	CDV_34,
+	WAITFLIRT,
+	WAITVOICE,
+	PLAYVOICE,	CDV_35,
+	WAITVOICE,
+	PLAYVOICE,	CDV_36,
+		FADEDOWN,
+		SHOWSCREEN,	CD_35_LOG,
+		FADEUP,		CD_35_PAL,
+	WAITVOICE,
+	PLAYVOICE,	CDV_37,
+		DOFLIRT,	CD_35,
+	WAITVOICE,
+	PLAYVOICE,	CDV_38,
+		DOFLIRT,	CD_37,
+	WAITVOICE,
+	PLAYVOICE,	CDV_39,
+	WAITVOICE,
+	FADEDOWN,
+	SHOWSCREEN,	CD_40_LOG,
+	FADEUP,		CD_40_PAL,
+	PLAYVOICE,	CDV_40,
+	WAITVOICE,
+	PLAYVOICE,	CDV_41,
+	WAITVOICE,
+	PLAYVOICE,	CDV_42,
+	WAITVOICE,
+	FADEDOWN,
+	SHOWSCREEN,	CD_43_LOG,
+	FADEUP,		CD_43_PAL,
+	PLAYVOICE,	CDV_43,
+	WAITVOICE,
+	DOFLIRT,	CD_43,
+	PLAYVOICE,	CDV_45,
+	FADEDOWN,
+	SHOWSCREEN,	CD_45_LOG,
+	FADEUP,		CD_45_PAL,
+	WAITVOICE,
+	PLAYVOICE,	CDV_46,
+	DOFLIRT,	CD_45,
+	WAITVOICE,
+	FADEDOWN,
+	SHOWSCREEN,	CD_47_LOG,
+	FADEUP,		CD_47_PAL,
+	PLAYVOICE,	CDV_47,
+	WAITVOICE,
+	PLAYVOICE,	CDV_48,
+	FADEDOWN,
+	SHOWSCREEN,	CD_48_LOG,
+	FADEUP,		CD_48_PAL,
+	WAITVOICE,
+	BGFLIRT,	CD_48,
+		PLAYVOICE,	CDV_49,
+		WAITVOICE,
+		PLAYVOICE,	CDV_50,
+	WAITFLIRT,
+	WAITVOICE,
+	PLAYVOICE,	CDV_51,
+	BGFLIRT,	CD_49,
+		WAITVOICE,
+		PLAYVOICE,	CDV_52,
+		WAITVOICE,
+		PLAYVOICE,	CDV_53,
+		WAITVOICE,
+	WAITFLIRT,
+	PLAYVOICE,	CDV_54,
+	DOFLIRT,	CD_50,
+	WAITVOICE,
+	PLAYVOICE,	CDV_55,
+	WAITVOICE,
+	PLAYVOICE,	CDV_56,
+		FADEDOWN,
+		SHOWSCREEN,	CD_55_LOG,
+		FADEUP,		CD_55_PAL,
+	WAITVOICE,
+	PLAYVOICE,	CDV_57,
+	WAITVOICE,
+	FADEDOWN,
+	SHOWSCREEN,	CD_58_LOG,
+	FADEUP,		CD_58_PAL,
+	PLAYVOICE,	CDV_58,
+	WAITVOICE,
+	PLAYVOICE,	CDV_59,
+	WAITVOICE,
+	PLAYVOICE,	CDV_60,
+	WAITVOICE,
+	PLAYVOICE,	CDV_61,
+	WAITVOICE,
+	PLAYVOICE,	CDV_62,
+	BGFLIRT,	CD_58,
+		WAITVOICE,
+		PLAYVOICE,	CDV_63,
+		WAITVOICE,
+		PLAYVOICE,	CDV_64,
+	WAITFLIRT,
+	WAITVOICE,
+	PLAYVOICE,	CDV_65,
+	FADEDOWN,
+	WAITVOICE,
+	SHOWSCREEN,	CD_66_LOG,
+	FADEUP,		CD_66_PAL,
+	PLAYVOICE,	CDV_66,
+	WAITVOICE,
+	PLAYVOICE,	CDV_67,
+		FADEDOWN,
+		SHOWSCREEN,	CD_67_LOG,
+		FADEUP,		CD_67_PAL,
+	WAITVOICE,
+	PLAYVOICE,	CDV_68,
+	WAITVOICE,
+	PLAYVOICE,	CDV_69,
+		FADEDOWN,
+		SHOWSCREEN,	CD_69_LOG,
+		FADEUP,		CD_69_PAL,
+	WAITVOICE,
+	PLAYVOICE,	CDV_70,
+	DOFLIRT,	CD_69,
+	WAITVOICE,
+	FADEDOWN,
+	PLAYVOICE,	CDV_71,
+	WAITVOICE,
+	SHOWSCREEN,	CD_72_LOG,
+	FADEUP,		CD_72_PAL,
+	PLAYVOICE,	CDV_72,
+	WAITVOICE,
+	FADEDOWN,
+	SHOWSCREEN,	CD_73_LOG,
+	FADEUP,		CD_73_PAL,
+	PLAYVOICE,	CDV_73,
+	WAITVOICE,
+	PLAYVOICE,	CDV_74,
+	WAITVOICE,
+	PLAYVOICE,	CDV_75,
+	FADEDOWN,
+	SHOWSCREEN,	CD_76_LOG,
+	FADEUP,		CD_76_PAL,
+	WAITVOICE,
+	PLAYVOICE,	CDV_76,
+	WAITVOICE,
+	PLAYVOICE,	CDV_77,
+	WAITVOICE,
+	FADEDOWN,
+	SHOWSCREEN,	CD_78_LOG,
+	FADEUP,		CD_78_PAL,
+	PLAYVOICE,	CDV_78,
+	WAITVOICE,
+	PLAYVOICE,	CDV_79,
+	WAITVOICE,
+	PLAYVOICE,	CDV_80,
+	BGFLIRT,	CD_100,
+		WAITVOICE,
+		PLAYVOICE,	CDV_81,
+		WAITVOICE,
+		PLAYVOICE,	CDV_82,
+		WAITVOICE,
+	WAITFLIRT,
+	SHOWSCREEN,	CD_101_LOG,
+	BGFLIRT,	CD_101,
+		PLAYVOICE,	CDV_83,
+		WAITVOICE,
+		PLAYVOICE,	CDV_84,
+		WAITVOICE,
+		PLAYVOICE,	CDV_85,
+		WAITVOICE,
+	WAITFLIRT,
+	SHOWSCREEN,	CD_102_LOG,
+	PLAYVOICE,	CDV_86,
+	DOFLIRT,	CD_102,
+	FADEDOWN,
+	SHOWSCREEN,	CD_103_LOG,
+	FADEUP,		CD_103_PAL,
+	BGFLIRT,	CD_103,
+	WAITVOICE,
+	PLAYVOICE,	CDV_87,
+	WAITFLIRT,
+	WAITVOICE,
+	STARTMUSIC,	2,
+	FADEDOWN,
+	SHOWSCREEN,	CD_104_LOG,
+	FADEUP,		CD_104_PAL,
+	DOFLIRT,	CD_104,
+	DOFLIRT,	CD_105,
+	SEQEND
+};
+
+uint16 Intro::_floppyIntroSeq[] = {
+	SHOWSCREEN,   60081,
+	FADEUP,       60080,
+	DOFLIRT,      60082,
+	DOFLIRT,      60083,
+	DOFLIRT,      60084, // Beneath a Steel Sky
+	DOFLIRT,      60085,
+	DOFLIRT,      60086,
+	SCROLLFLIRT,
+	COMMANDFLIRT, 60087, // => command list 4a
+		136, IC_MAKE_SOUND,  1, 70,
+		 90, IC_FX_VOLUME,  80,
+		 50, IC_FX_VOLUME,  90,
+		  5, IC_FX_VOLUME, 100,
+	COMMANDEND,
+	SHOWSCREEN,   60088,
+	COMMANDFLIRT, 60089, // => command list 4b (cockpit)
+		1000, IC_PREPARE_TEXT,  77,
+		 220, IC_SHOW_TEXT,     20, 160, // radar detects jamming signal
+		 105, IC_REMOVE_TEXT,
+		 105, IC_PREPARE_TEXT,  81,
+		 105, IC_SHOW_TEXT,    170,  86, // well switch to override you fool
+		  35, IC_REMOVE_TEXT,
+		  35, IC_PREPARE_TEXT, 477,
+		  35, IC_SHOW_TEXT,     30, 160,
+		   3, IC_REMOVE_TEXT,
+	COMMANDEND,
+	SHOWSCREEN,   60090,
+	COMMANDFLIRT, 60091, // => command list 4c
+		1000, IC_FX_VOLUME, 100,
+		  25, IC_FX_VOLUME, 110,
+		  15, IC_FX_VOLUME, 120,
+		   4, IC_FX_VOLUME, 127,
+	COMMANDEND,
+	FADEDOWN,
+	SHOWSCREEN,  60093,
+	FADEUP,       60092,
+	COMMANDFLIRT, 60094, // => command list 5
+		31, IC_MAKE_SOUND, 2, 127,
+	COMMANDEND,
+	WAITMUSIC,
+	FADEDOWN,
+	SHOWSCREEN,   60096,
+	STARTMUSIC,       2,
+	FADEUP,       60095,
+	COMMANDFLIRT, 60097, // => command list 6a
+		1000, IC_PREPARE_TEXT, 478,
+		  13, IC_SHOW_TEXT,    175, 155,
+	COMMANDEND,
+	COMMANDFLIRT, 60098, // => command list 6b
+		131, IC_REMOVE_TEXT,
+		131, IC_PREPARE_TEXT, 479,
+		 74, IC_SHOW_TEXT,    175, 155,
+		 45, IC_REMOVE_TEXT,
+		 45, IC_PREPARE_TEXT, 162,
+		 44, IC_SHOW_TEXT,    175, 155,
+		  4, IC_REMOVE_TEXT,
+	COMMANDEND,
+	SEQEND
+};
+
+Intro::Intro(Disk *disk, Screen *screen, MusicBase *music, Sound *sound, Text *text, Audio::Mixer *mixer, OSystem *system) {
+
+	_skyDisk = disk;
+	_skyScreen = screen;
+	_skyMusic = music;
+	_skySound = sound;
+	_skyText = text;
+	_mixer = mixer;
+	_system = system;
+	_textBuf = (uint8*)malloc(10000);
+	_saveBuf = (uint8*)malloc(10000);
+	_bgBuf = NULL;
+	_quitProg = false;
+	_relDelay = 0;
+}
+
+Intro::~Intro(void) {
+
+	_mixer->stopAll();
+	_skyScreen->stopSequence();
+	if (_textBuf)
+		free(_textBuf);
+	if (_saveBuf)
+		free(_saveBuf);
+	if (_bgBuf)
+		free(_bgBuf);
+}
+
+bool Intro::doIntro(bool floppyIntro) {
+
+	if (!SkyEngine::isCDVersion())
+		floppyIntro = true;
+
+	_skyMusic->loadSection(0);
+	_skySound->loadSection(0);
+
+	if (!escDelay(3000))
+		return false;
+	if (floppyIntro)
+		_skyMusic->startMusic(1);
+
+	uint16 *seqData = _mainIntroSeq;
+	while (*seqData != SEQEND) {
+		if (!nextPart(seqData))
+			return false;
+	}
+	if (floppyIntro)
+		seqData = _floppyIntroSeq;
+	else
+		seqData = _cdIntroSeq;
+
+	while (*seqData != SEQEND) {
+		if (!nextPart(seqData))
+			return false;
+	}
+	return true;
+}
+
+bool Intro::nextPart(uint16 *&data) {
+
+	uint8 *vData = NULL;
+	// return false means cancel intro
+	uint16 command = *data++;
+	switch (command) {
+	case SHOWSCREEN:
+		_skyScreen->showScreen(*data++);
+		return true;
+	case FADEUP:
+		_skyScreen->paletteFadeUp(*data++);
+		_relDelay += 32 * 20; // hack: the screen uses a seperate delay function for the
+							  // blocking fadeups. So add 32*20 msecs to out delay counter.
+		return true;
+	case FADEDOWN:
+		_skyScreen->fnFadeDown(0);
+		_relDelay += 32 * 20; // hack: see above.
+		return true;
+	case DELAY:
+		if (!escDelay(*data++))
+			return false;
+		return true;
+	case DOFLIRT:
+		_skyScreen->startSequence(*data++);
+		while (_skyScreen->sequenceRunning())
+			if (!escDelay(50))
+				return false;
+		return true;
+	case SCROLLFLIRT:
+		return floppyScrollFlirt();
+	case COMMANDFLIRT:
+		return commandFlirt(data);
+	case STOPFLIRT:
+		_skyScreen->stopSequence();
+		return true;
+	case STARTMUSIC:
+		_skyMusic->startMusic(*data++);
+		return true;
+	case WAITMUSIC:
+		while (_skyMusic->musicIsPlaying())
+			if (!escDelay(50))
+				return false;
+		return true;
+	case BGFLIRT:
+		_skyScreen->startSequence(*data++);
+		return true;
+	case WAITFLIRT:
+		while (_skyScreen->sequenceRunning())
+			if (!escDelay(50))
+				return false;
+		return true;
+	case PLAYVOICE:
+		if (!escDelay(200))
+			return false;
+		vData = _skyDisk->loadFile(*data++);
+		// HACK: Fill the header with silence. We should
+		// probably use _skySound instead of calling playRaw()
+		// directly, but this will have to do for now.
+		memset(vData, 127, sizeof(struct dataFileHeader));
+		_mixer->playRaw(&_voice, vData, _skyDisk->_lastLoadedFileSize, 11025,
+				Audio::Mixer::FLAG_AUTOFREE | Audio::Mixer::FLAG_UNSIGNED, SOUND_VOICE);
+		return true;
+	case WAITVOICE:
+		while (_mixer->isSoundHandleActive(_voice))
+			if (!escDelay(50))
+				return false;
+		return true;
+	case LOADBG:
+		_mixer->stopID(SOUND_BG);
+		if (_bgBuf)
+			free(_bgBuf);
+		_bgBuf = _skyDisk->loadFile(*data++);
+		_bgSize = _skyDisk->_lastLoadedFileSize;
+		return true;
+	case LOOPBG:
+		_mixer->stopID(SOUND_BG);
+		_mixer->playRaw(&_bgSfx, _bgBuf + 256, _bgSize - 768, 11025,
+				Audio::Mixer::FLAG_UNSIGNED | Audio::Mixer::FLAG_LOOP, SOUND_BG);
+		return true;
+	case PLAYBG:
+		_mixer->stopID(SOUND_BG);
+		_mixer->playRaw(&_bgSfx, _bgBuf + 256, _bgSize - 768, 11025,
+				Audio::Mixer::FLAG_UNSIGNED, SOUND_BG);
+		return true;
+	case STOPBG:
+		_mixer->stopID(SOUND_BG);
+		return true;
+	default:
+		error("Unknown intro command %X", command);
+	}
+	return true;
+}
+
+bool Intro::floppyScrollFlirt(void) {
+
+	uint8 *scrollScreen = (uint8*)malloc(FRAME_SIZE * 2);
+	memset(scrollScreen, 0, FRAME_SIZE);
+	memcpy(scrollScreen + FRAME_SIZE, _skyScreen->giveCurrent(), FRAME_SIZE);
+	uint8 *scrollPos = scrollScreen + FRAME_SIZE;
+	uint8 *vgaData = _skyDisk->loadFile(60100);
+	uint8 *diffData = _skyDisk->loadFile(60101);
+	uint16 frameNum = READ_LE_UINT16(diffData);
+	uint8 *diffPtr = diffData + 2;
+	uint8 *vgaPtr = vgaData;
+	bool doContinue = true;
+
+	for (uint16 frameCnt = 1; (frameCnt < frameNum) && doContinue; frameCnt++) {
+		uint8 scrollVal = *diffPtr++;
+		if (scrollVal)
+			scrollPos -= scrollVal * GAME_SCREEN_WIDTH;
+
+		uint16 scrPos = 0;
+		while (scrPos < FRAME_SIZE) {
+			uint8 nrToDo, nrToSkip;
+			do {
+				nrToSkip = *diffPtr++;
+				scrPos += nrToSkip;
+			} while (nrToSkip == 255);
+			do {
+				nrToDo = *diffPtr++;
+				memcpy(scrollPos + scrPos, vgaPtr, nrToDo);
+				scrPos += nrToDo;
+				vgaPtr += nrToDo;
+			} while (nrToDo == 255);
+		}
+		_system->copyRectToScreen(scrollPos, GAME_SCREEN_WIDTH, 0, 0, GAME_SCREEN_WIDTH, GAME_SCREEN_HEIGHT);
+		_system->updateScreen();
+		if (!escDelay(60))
+			doContinue = false;
+	}
+	memcpy(_skyScreen->giveCurrent(), scrollPos, FRAME_SIZE);
+	free(diffData);
+	free(vgaData);
+	free(scrollScreen);
+	return doContinue;
+}
+
+bool Intro::commandFlirt(uint16 *&data) {
+
+	_skyScreen->startSequence(*data++);
+	while ((*data != COMMANDEND) || _skyScreen->sequenceRunning()) {
+		while ((_skyScreen->seqFramesLeft() < *data)) {
+			data++;
+			uint16 command = *data++;
+			switch(command) {
+			case IC_PREPARE_TEXT:
+				_skyText->displayText(*data++, _textBuf, true, INTRO_TEXT_WIDTH, 255);
+				break;
+			case IC_SHOW_TEXT:
+				((dataFileHeader*)_textBuf)->s_x = *data++;
+				((dataFileHeader*)_textBuf)->s_y = *data++;
+				showTextBuf();
+				break;
+			case IC_REMOVE_TEXT:
+				restoreScreen();
+				break;
+			case IC_MAKE_SOUND:
+				_skySound->playSound(data[0], data[1], 0);
+				data += 2;
+				break;
+			case IC_FX_VOLUME:
+				_skySound->playSound(1, *data++, 0);
+				break;
+			default:
+				error("Unknown FLIRT command %X\n", command);
+			}
+		}
+		if (!escDelay(50)) {
+			_skyScreen->stopSequence();
+			return false;
+		}
+	}
+	data++; // move pointer over "COMMANDEND"
+	return true;
+}
+
+void Intro::showTextBuf(void) {
+
+	uint16 x = ((dataFileHeader*)_textBuf)->s_x;
+	uint16 y = ((dataFileHeader*)_textBuf)->s_y;
+	uint16 width = ((dataFileHeader*)_textBuf)->s_width;
+	uint16 height = ((dataFileHeader*)_textBuf)->s_height;
+	uint8 *screenBuf = _skyScreen->giveCurrent() + y * GAME_SCREEN_WIDTH + x;
+	memcpy(_saveBuf, _textBuf, sizeof(dataFileHeader));
+	uint8 *saveBuf = _saveBuf + sizeof(dataFileHeader);
+	uint8 *textBuf = _textBuf + sizeof(dataFileHeader);
+	for (uint16 cnty = 0; cnty < height; cnty++) {
+		memcpy(saveBuf, screenBuf, width);
+		for (uint16 cntx = 0; cntx < width; cntx++)
+			if (textBuf[cntx])
+				screenBuf[cntx] = textBuf[cntx];
+		screenBuf += GAME_SCREEN_WIDTH;
+		textBuf += width;
+		saveBuf += width;
+	}
+	screenBuf = _skyScreen->giveCurrent() + y * GAME_SCREEN_WIDTH + x;
+	_system->copyRectToScreen(screenBuf, GAME_SCREEN_WIDTH, x, y, width, height);
+}
+
+void Intro::restoreScreen(void) {
+
+	uint16 x = ((dataFileHeader*)_saveBuf)->s_x;
+	uint16 y = ((dataFileHeader*)_saveBuf)->s_y;
+	uint16 width = ((dataFileHeader*)_saveBuf)->s_width;
+	uint16 height = ((dataFileHeader*)_saveBuf)->s_height;
+	uint8 *screenBuf = _skyScreen->giveCurrent() + y * GAME_SCREEN_WIDTH + x;
+	uint8 *saveBuf = _saveBuf + sizeof(dataFileHeader);
+	for (uint16 cnt = 0; cnt < height; cnt++) {
+		memcpy(screenBuf, saveBuf, width);
+		screenBuf += GAME_SCREEN_WIDTH;
+		saveBuf += width;
+	}
+	_system->copyRectToScreen(_saveBuf + sizeof(dataFileHeader), width, x, y, width, height);
+}
+
+bool Intro::escDelay(uint32 msecs) {
+
+	OSystem::Event event;
+	if (_relDelay == 0) // first call, init with system time
+		_relDelay = (int32)_system->getMillis();
+
+	_relDelay += msecs; // now wait until _system->getMillis() >= _relDelay
+
+	int32 nDelay = 0;
+	do {
+		while (_system->pollEvent(event)) {
+			if (event.type == OSystem::EVENT_KEYDOWN) {
+				if (event.kbd.keycode == 27)
+					return false;
+			} else if (event.type == OSystem::EVENT_QUIT) {
+				_quitProg = true;
+				return false;
+			}
+		}
+		nDelay = _relDelay - _system->getMillis();
+		if (nDelay < 0)
+			nDelay = 0;
+		else if (nDelay > 15)
+			nDelay = 15;
+		_system->delayMillis(nDelay);
+	} while (nDelay == 15);
+	return true;
+}
+
+} // End of namespace Sky