From 93bf275f4c9ef168ceab23a07a1219d2c78b65ec Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Thu, 15 Dec 2011 12:15:22 +0200
Subject: DREAMWEB: Port 'helicopter' to C++

---
 engines/dreamweb/dreamgen.cpp | 65 -------------------------------------------
 engines/dreamweb/dreamgen.h   |  1 -
 engines/dreamweb/people.cpp   | 52 ++++++++++++++++++++++++++++++++--
 engines/dreamweb/stubs.h      |  1 +
 4 files changed, 51 insertions(+), 68 deletions(-)

(limited to 'engines/dreamweb')

diff --git a/engines/dreamweb/dreamgen.cpp b/engines/dreamweb/dreamgen.cpp
index dfeda18d6c..2ee3d512cd 100644
--- a/engines/dreamweb/dreamgen.cpp
+++ b/engines/dreamweb/dreamgen.cpp
@@ -26,71 +26,6 @@
 
 namespace DreamGen {
 
-void DreamGenContext::helicopter() {
-	STACK_CHECK;
-	ax = es.word(bx+3);
-	_cmp(ax, 203);
-	if (flags.z())
-		goto heliwon;
-	checkSpeed();
-	if (!flags.z())
-		goto helispeed;
-	ax = es.word(bx+3);
-	_inc(ax);
-	_cmp(ax, 53);
-	if (!flags.z())
-		goto notbeforehdead;
-	_inc(data.byte(kCombatcount));
-	_cmp(data.byte(kCombatcount), 8);
-	if (flags.c())
-		goto waitabit;
-	data.byte(kMandead) = 2;
-waitabit:
-	ax = 49;
-	goto gotheliframe;
-notbeforehdead:
-	_cmp(ax, 9);
-	if (!flags.z())
-		goto gotheliframe;
-	_dec(ax);
-	_cmp(data.byte(kLastweapon), 1);
-	if (!flags.z())
-		goto notgunonheli;
-	data.byte(kLastweapon) = -1;
-	ax = 55;
-	goto gotheliframe;
-notgunonheli:
-	ax = 5;
-	_inc(data.byte(kCombatcount));
-	_cmp(data.byte(kCombatcount), 20);
-	if (!flags.z())
-		goto gotheliframe;
-	data.byte(kCombatcount) = 0;
-	ax = 9;
-gotheliframe:
-	es.word(bx+3) = ax;
-helispeed:
-	showGameReel();
-	al = data.byte(kMapx);
-	es.byte(bx+1) = al;
-	ax = es.word(bx+3);
-	_cmp(ax, 9);
-	if (!flags.c())
-		goto notwaitingheli;
-	_cmp(data.byte(kCombatcount), 7);
-	if (flags.c())
-		goto notwaitingheli;
-	data.byte(kPointermode) = 2;
-	data.word(kWatchingtime) = 0;
-	return;
-notwaitingheli:
-	data.byte(kPointermode) = 0;
-	data.word(kWatchingtime) = 2;
-	return;
-heliwon:
-	data.byte(kPointermode) = 0;
-}
-
 void DreamGenContext::mugger() {
 	STACK_CHECK;
 	ax = es.word(bx+3);
diff --git a/engines/dreamweb/dreamgen.h b/engines/dreamweb/dreamgen.h
index e530a3b968..582caa712f 100644
--- a/engines/dreamweb/dreamgen.h
+++ b/engines/dreamweb/dreamgen.h
@@ -530,7 +530,6 @@ public:
 	void findAllOpen();
 	void showSlots();
 	void deleteExObject();
-	void helicopter();
 	void getEitherAd();
 	void setPickup();
 	void dropObject();
diff --git a/engines/dreamweb/people.cpp b/engines/dreamweb/people.cpp
index 99a83f44d3..e060df9fcc 100644
--- a/engines/dreamweb/people.cpp
+++ b/engines/dreamweb/people.cpp
@@ -42,7 +42,7 @@ static void (DreamGenContext::*reelCallbacks[57])() = {
 	NULL, &DreamGenContext::poolGuard,
 	NULL, &DreamGenContext::businessMan,
 	NULL, NULL,
-	&DreamGenContext::mugger, &DreamGenContext::helicopter,
+	&DreamGenContext::mugger, NULL,
 	NULL, NULL,
 	NULL, NULL,
 	NULL, NULL,
@@ -74,7 +74,7 @@ static void (DreamGenContext::*reelCallbacksCPP[57])(ReelRoutine &) = {
 	&DreamGenContext::copper, /*&DreamGenContext::poolGuard*/NULL,
 	&DreamGenContext::rockstar, /*&DreamGenContext::businessMan*/NULL,
 	&DreamGenContext::train, &DreamGenContext::genericPerson /*aide*/,
-	/*&DreamGenContext::mugger*/NULL, /*&DreamGenContext::helicopter*/NULL,
+	/*&DreamGenContext::mugger*/NULL, &DreamGenContext::helicopter,
 	&DreamGenContext::introMagic1, &DreamGenContext::introMusic,
 	&DreamGenContext::introMagic2, &DreamGenContext::candles2,
 	&DreamGenContext::gates, &DreamGenContext::introMagic3,
@@ -859,4 +859,52 @@ void DreamGenContext::heavy(ReelRoutine &routine) {
 	addToPeopleList(&routine);
 }
 
+void DreamGenContext::helicopter(ReelRoutine &routine) {
+	if (routine.reelPointer() == 203) {
+		// Won helicopter
+		data.byte(kPointermode) = 0;
+		return;
+	}
+
+	if (checkSpeed(routine)) {
+		uint16 nextReelPointer = routine.reelPointer() + 1;
+		if (nextReelPointer == 53) {
+			// Before killing helicopter
+			data.byte(kCombatcount)++;
+			if (data.byte(kCombatcount) != 8)
+				data.byte(kMandead) = 2;
+			nextReelPointer = 49;
+		} else if (nextReelPointer == 9) {
+			nextReelPointer--;
+			if (data.byte(kLastweapon) == 1) {
+				data.byte(kLastweapon) = (byte)-1;
+				nextReelPointer = 55;
+			} else {
+				nextReelPointer = 5;
+				data.byte(kCombatcount)++;
+				if (data.byte(kCombatcount) == 20) {
+					data.byte(kCombatcount) = 0;
+					nextReelPointer = 9;
+				}
+			}
+		} else {
+			// Not waiting helicopter
+			data.byte(kPointermode) = 0;
+			data.word(kWatchingtime) = 2;
+		}
+
+		routine.setReelPointer(nextReelPointer);
+	}
+
+	showGameReel(&routine);
+	routine.mapX = data.byte(kMapx);
+	if (routine.reelPointer() == 9 && data.byte(kCombatcount) != 7) {
+		data.byte(kPointermode) = 2;
+		data.word(kWatchingtime) = 0;
+	} else {
+		data.byte(kPointermode) = 0;
+		data.word(kWatchingtime) = 2;
+	}
+}
+
 } // End of namespace DreamGen
diff --git a/engines/dreamweb/stubs.h b/engines/dreamweb/stubs.h
index 3413c5eef0..8218a1ac0f 100644
--- a/engines/dreamweb/stubs.h
+++ b/engines/dreamweb/stubs.h
@@ -418,6 +418,7 @@
 	void receptionist(ReelRoutine &routine);
 	void bartender(ReelRoutine &routine);
 	void heavy(ReelRoutine &routine);
+	void helicopter(ReelRoutine &routine);
 	void singleKey(uint8 key, uint16 x, uint16 y);
 	void loadSaveBox();
 	void loadKeypad();
-- 
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