DREAMWEB: Convert useGun to C++

4 files changed, 113 insertions, 178 deletions

diff --git a/engines/dreamweb/dreamgen.cpp b/engines/dreamweb/dreamgen.cpp
index 9106dc0425..906ce3adc3 100644
--- a/engines/dreamweb/dreamgen.cpp
+++ b/engines/dreamweb/dreamgen.cpp
@@ -3026,183 +3026,6 @@ notfoundinside:
 		goto insideloop;
 }
 
-void DreamGenContext::useGun() {
-	STACK_CHECK;
-	_cmp(data.byte(kObjecttype), 4);
-	if (flags.z())
-		goto istakengun;
-	showSecondUse();
-	putBackObStuff();
-	return;
-istakengun:
-	_cmp(data.byte(kReallocation), 22);
-	if (!flags.z())
-		goto notinpoolroom;
-	cx = 300;
-	al = 34;
-	showPuzText();
-	data.byte(kLastweapon) = 1;
-	data.byte(kCombatcount) = 39;
-	data.byte(kGetback) = 1;
-	_inc(data.byte(kProgresspoints));
-	return;
-notinpoolroom:
-	_cmp(data.byte(kReallocation), 25);
-	if (!flags.z())
-		goto nothelicopter;
-	cx = 300;
-	al = 34;
-	showPuzText();
-	data.byte(kLastweapon) = 1;
-	data.byte(kCombatcount) = 19;
-	data.byte(kGetback) = 1;
-	data.byte(kDreamnumber) = 2;
-	data.byte(kRoomafterdream) = 38;
-	data.byte(kSartaindead) = 1;
-	_inc(data.byte(kProgresspoints));
-	return;
-nothelicopter:
-	_cmp(data.byte(kReallocation), 27);
-	if (!flags.z())
-		goto notinrockroom;
-	cx = 300;
-	al = 46;
-	showPuzText();
-	data.byte(kPointermode) = 2;
-	data.byte(kRockstardead) = 1;
-	data.byte(kLastweapon) = 1;
-	data.byte(kNewsitem) = 1;
-	data.byte(kGetback) = 1;
-	data.byte(kRoomafterdream) = 32;
-	data.byte(kDreamnumber) = 0;
-	_inc(data.byte(kProgresspoints));
-	return;
-notinrockroom:
-	_cmp(data.byte(kReallocation), 8);
-	if (!flags.z())
-		goto notbystudio;
-	_cmp(data.byte(kMapx), 22);
-	if (!flags.z())
-		goto notbystudio;
-	_cmp(data.byte(kMapy), 40);
-	if (!flags.z())
-		goto notbystudio;
-	al = 92;
-	isSetObOnMap();
-	if (flags.z())
-		goto notbystudio;
-	_cmp(data.byte(kManspath), 9);
-	if (flags.z())
-		goto notbystudio;
-	data.byte(kDestination) = 9;
-	data.byte(kFinaldest) = 9;
-	autoSetWalk();
-	data.byte(kLastweapon) = 1;
-	data.byte(kGetback) = 1;
-	_inc(data.byte(kProgresspoints));
-	return;
-notbystudio:
-	_cmp(data.byte(kReallocation), 6);
-	if (!flags.z())
-		goto notsarters;
-	_cmp(data.byte(kMapx), 11);
-	if (!flags.z())
-		goto notsarters;
-	_cmp(data.byte(kMapy), 20);
-	if (!flags.z())
-		goto notsarters;
-	al = 5;
-	isSetObOnMap();
-	if (!flags.z())
-		goto notsarters;
-	data.byte(kDestination) = 1;
-	data.byte(kFinaldest) = 1;
-	autoSetWalk();
-	al = 5;
-	removeSetObject();
-	al = 6;
-	placeSetObject();
-	al = 1;
-	ah = data.byte(kRoomnum);
-	_dec(ah);
-	turnAnyPathOn();
-	data.byte(kLiftflag) = 1;
-	data.word(kWatchingtime) = 40*2;
-	data.word(kReeltowatch) = 4;
-	data.word(kEndwatchreel) = 43;
-	data.byte(kWatchspeed) = 1;
-	data.byte(kSpeedcount) = 1;
-	data.byte(kGetback) = 1;
-	_inc(data.byte(kProgresspoints));
-	return;
-notsarters:
-	_cmp(data.byte(kReallocation), 29);
-	if (!flags.z())
-		goto notaide;
-	data.byte(kGetback) = 1;
-	al = 13;
-	resetLocation();
-	al = 12;
-	setLocation();
-	data.byte(kDestpos) = 12;
-	data.byte(kDestination) = 2;
-	data.byte(kFinaldest) = 2;
-	autoSetWalk();
-	data.word(kWatchingtime) = 164*2;
-	data.word(kReeltowatch) = 3;
-	data.word(kEndwatchreel) = 164;
-	data.byte(kWatchspeed) = 1;
-	data.byte(kSpeedcount) = 1;
-	data.byte(kAidedead) = 1;
-	data.byte(kDreamnumber) = 3;
-	data.byte(kRoomafterdream) = 33;
-	_inc(data.byte(kProgresspoints));
-	return;
-notaide:
-	_cmp(data.byte(kReallocation), 23);
-	if (!flags.z())
-		goto notwithboss;
-	_cmp(data.byte(kMapx), 0);
-	if (!flags.z())
-		goto notwithboss;
-	_cmp(data.byte(kMapy), 50);
-	if (!flags.z())
-		goto notwithboss;
-	_cmp(data.byte(kManspath), 5);
-	if (flags.z())
-		goto pathokboss;
-	data.byte(kDestination) = 5;
-	data.byte(kFinaldest) = 5;
-	autoSetWalk();
-pathokboss:
-	data.byte(kLastweapon) = 1;
-	data.byte(kGetback) = 1;
-	return;
-notwithboss:
-	_cmp(data.byte(kReallocation), 8);
-	if (!flags.z())
-		goto nottvsoldier;
-	_cmp(data.byte(kMapx), 11);
-	if (!flags.z())
-		goto nottvsoldier;
-	_cmp(data.byte(kMapy), 10);
-	if (!flags.z())
-		goto nottvsoldier;
-	_cmp(data.byte(kManspath), 2);
-	if (flags.z())
-		goto pathoktv;
-	data.byte(kDestination) = 2;
-	data.byte(kFinaldest) = 2;
-	autoSetWalk();
-pathoktv:
-	data.byte(kLastweapon) = 1;
-	data.byte(kGetback) = 1;
-	return;
-nottvsoldier:
-	showFirstUse();
-	putBackObStuff();
-}
-
 void DreamGenContext::showDiaryKeys() {
 	STACK_CHECK;
 	_cmp(data.byte(kPresscount), 0);
diff --git a/engines/dreamweb/dreamgen.h b/engines/dreamweb/dreamgen.h
index 945e8ad10f..ddccd5eaad 100644
--- a/engines/dreamweb/dreamgen.h
+++ b/engines/dreamweb/dreamgen.h
@@ -539,7 +539,6 @@ public:
 	void read();
 	void searchForString();
 	void selectOpenOb();
-	void useGun();
 	void incRyanPage();
 	void clearChanges();
 	void searchForFiles();
diff --git a/engines/dreamweb/stubs.h b/engines/dreamweb/stubs.h
index b50b1bccd7..3330f6f019 100644
--- a/engines/dreamweb/stubs.h
+++ b/engines/dreamweb/stubs.h
@@ -519,5 +519,6 @@
 	void openOb();
 	void withWhat();
 	void notHeldError();
+	void useGun();
 
 #endif
diff --git a/engines/dreamweb/use.cpp b/engines/dreamweb/use.cpp
index 08b96cf33a..b0666bab33 100644
--- a/engines/dreamweb/use.cpp
+++ b/engines/dreamweb/use.cpp
@@ -764,6 +764,118 @@ void DreamGenContext::useChurchGate() {
 		turnPathOn(2);	// Open church
 }
 
+void DreamGenContext::useGun() {
+
+	if (data.byte(kObjecttype) != 4) {
+		// gun is not taken
+		showSecondUse();
+		putBackObStuff();
+
+	} else if (data.byte(kReallocation) == 22) {
+		// in pool room
+		showPuzText(34, 300);
+		data.byte(kLastweapon) = 1;
+		data.byte(kCombatcount) = 39;
+		data.byte(kGetback) = 1;
+		data.byte(kProgresspoints)++;
+
+	} else if (data.byte(kReallocation) == 25) {
+		// helicopter
+		showPuzText(34, 300);
+		data.byte(kLastweapon) = 1;
+		data.byte(kCombatcount) = 19;
+		data.byte(kGetback) = 1;
+		data.byte(kDreamnumber) = 2;
+		data.byte(kRoomafterdream) = 38;
+		data.byte(kSartaindead) = 1;
+		data.byte(kProgresspoints)++;
+
+	} else if (data.byte(kReallocation) == 27) {
+		// in rock room
+		showPuzText(46, 300);
+		data.byte(kPointermode) = 2;
+		data.byte(kRockstardead) = 1;
+		data.byte(kLastweapon) = 1;
+		data.byte(kNewsitem) = 1;
+		data.byte(kGetback) = 1;
+		data.byte(kRoomafterdream) = 32;
+		data.byte(kDreamnumber) = 0;
+		data.byte(kProgresspoints)++;
+
+	} else if (data.byte(kReallocation) == 8 && data.byte(kMapx) == 22 && data.byte(kMapy) == 40
+	    && !isSetObOnMap(92) && data.byte(kManspath) != 9) {
+		// by studio
+		data.byte(kDestination) = 9;
+		data.byte(kFinaldest) = 9;
+		autoSetWalk();
+		data.byte(kLastweapon) = 1;
+		data.byte(kGetback) = 1;
+		data.byte(kProgresspoints)++;
+
+	} else if (data.byte(kReallocation) == 6 && data.byte(kMapx) == 11 && data.byte(kMapy) == 20
+	    && isSetObOnMap(5)) {
+		// sarters
+		data.byte(kDestination) = 1;
+		data.byte(kFinaldest) = 1;
+		autoSetWalk();
+		removeSetObject(5);
+		placeSetObject(6);
+		turnAnyPathOn(1, data.byte(kRoomnum) - 1);
+		data.byte(kLiftflag) = 1;
+		data.word(kWatchingtime) = 40*2;
+		data.word(kReeltowatch) = 4;
+		data.word(kEndwatchreel) = 43;
+		data.byte(kWatchspeed) = 1;
+		data.byte(kSpeedcount) = 1;
+		data.byte(kGetback) = 1;
+		data.byte(kProgresspoints)++;
+
+	} else if (data.byte(kReallocation) == 29) {
+		// aide
+		data.byte(kGetback) = 1;
+		al = 13;
+		resetLocation();
+		setLocation(12);
+		data.byte(kDestpos) = 12;
+		data.byte(kDestination) = 2;
+		data.byte(kFinaldest) = 2;
+		autoSetWalk();
+		data.word(kWatchingtime) = 164*2;
+		data.word(kReeltowatch) = 3;
+		data.word(kEndwatchreel) = 164;
+		data.byte(kWatchspeed) = 1;
+		data.byte(kSpeedcount) = 1;
+		data.byte(kAidedead) = 1;
+		data.byte(kDreamnumber) = 3;
+		data.byte(kRoomafterdream) = 33;
+		data.byte(kProgresspoints)++;
+
+	} else if (data.byte(kReallocation) == 23 && data.byte(kMapx) == 0 && data.byte(kMapy) == 50) {
+		// with boss
+		if (data.byte(kManspath) != 5) {
+			data.byte(kDestination) = 5;
+			data.byte(kFinaldest) = 5;
+			autoSetWalk();
+		}
+		data.byte(kLastweapon) = 1;
+		data.byte(kGetback) = 1;
+
+	} else if (data.byte(kReallocation) == 8 && data.byte(kMapx) == 11 && data.byte(kMapy) == 10) {
+		// tv soldier
+		if (data.byte(kManspath) != 2) {
+			data.byte(kDestination) = 2;
+			data.byte(kFinaldest) = 2;
+			autoSetWalk();
+		}
+		data.byte(kLastweapon) = 1;
+		data.byte(kGetback) = 1;
+
+	} else {
+		showFirstUse();
+		putBackObStuff();
+	}
+}
+
 void DreamGenContext::useFullCart() {
 	data.byte(kProgresspoints)++;
 	turnAnyPathOn(2, data.byte(kRoomnum) + 6);