DREAMWEB: 'nextSymbol' ported to C++

4 files changed, 14 insertions, 28 deletions

diff --git a/engines/dreamweb/dreamgen.cpp b/engines/dreamweb/dreamgen.cpp
index f66cef4c93..9515f04496 100644
--- a/engines/dreamweb/dreamgen.cpp
+++ b/engines/dreamweb/dreamgen.cpp
@@ -8877,23 +8877,6 @@ void DreamGenContext::dumpSymbol() {
 	multiDump();
 }
 
-void DreamGenContext::nextSymbol() {
-	STACK_CHECK;
-	_inc(al);
-	_cmp(al, 6);
-	if (flags.z())
-		goto topwrap;
-	_cmp(al, 12);
-	if (flags.z())
-		goto botwrap;
-	return;
-topwrap:
-	al = 0;
-	return;
-botwrap:
-	al = 6;
-}
-
 void DreamGenContext::updateSymbolTop() {
 	STACK_CHECK;
 	_cmp(data.byte(kSymboltopdir), 0);
diff --git a/engines/dreamweb/dreamgen.h b/engines/dreamweb/dreamgen.h
index 132d16de66..41280738f9 100644
--- a/engines/dreamweb/dreamgen.h
+++ b/engines/dreamweb/dreamgen.h
@@ -674,7 +674,6 @@ public:
 	void runIntroSeq();
 	void nextColon();
 	void attendant();
-	void nextSymbol();
 	void monks2text();
 	void clearPalette();
 	void cantDrop();
diff --git a/engines/dreamweb/stubs.cpp b/engines/dreamweb/stubs.cpp
index ea1f48706c..aa8450dbbe 100644
--- a/engines/dreamweb/stubs.cpp
+++ b/engines/dreamweb/stubs.cpp
@@ -3120,25 +3120,28 @@ void DreamGenContext::readDestIcon() {
 	loadIntoTemp3("DREAMWEB.G08");
 }
 
+uint8 DreamGenContext::nextSymbol(uint8 symbol) {
+	uint8 result = symbol + 1;
+	if (result == 6)
+		return 0;
+	if (result == 12)
+		return 6;
+	return result;
+}
+
 void DreamGenContext::showSymbol() {
 	showFrame(tempGraphics(), kSymbolx, kSymboly, 12, 0);
 
 	showFrame(tempGraphics(), data.byte(kSymboltopx) + kSymbolx-44, kSymboly+20, data.byte(kSymboltopnum), 32);
-	al = data.byte(kSymboltopnum);
-	nextSymbol();
-	uint8 nextTopSymbol = al;
+	uint8 nextTopSymbol = nextSymbol(data.byte(kSymboltopnum));
 	showFrame(tempGraphics(), data.byte(kSymboltopx) + kSymbolx+5, kSymboly+20, nextTopSymbol, 32);
-	nextSymbol();
-	uint8 nextNextTopSymbol = al;
+	uint8 nextNextTopSymbol = nextSymbol(nextTopSymbol);
 	showFrame(tempGraphics(), data.byte(kSymboltopx) + kSymbolx+54, kSymboly+20, nextNextTopSymbol, 32);
 
 	showFrame(tempGraphics(), data.byte(kSymbolbotx) + kSymbolx-44, kSymboly+49, 6 + data.byte(kSymbolbotnum), 32);
-	al = data.byte(kSymbolbotnum);
-	nextSymbol();
-	uint8 nextBotSymbol = al;
+	uint8 nextBotSymbol = nextSymbol(data.byte(kSymbolbotnum));
 	showFrame(tempGraphics(), data.byte(kSymbolbotx) + kSymbolx+5, kSymboly+49, 6 + nextBotSymbol, 32);
-	nextSymbol();
-	uint8 nextNextBotSymbol = al;
+	uint8 nextNextBotSymbol = nextSymbol(nextBotSymbol);
 	showFrame(tempGraphics(), data.byte(kSymbolbotx) + kSymbolx+54, kSymboly+49, 6 + nextNextBotSymbol, 32);
 }
 
diff --git a/engines/dreamweb/stubs.h b/engines/dreamweb/stubs.h
index f403afefc2..5b47d32c38 100644
--- a/engines/dreamweb/stubs.h
+++ b/engines/dreamweb/stubs.h
@@ -409,6 +409,7 @@
 	void loadKeypad();
 	void showKeypad();
 	void showOuterPad();
+	uint8 nextSymbol(uint8 symbol);
 	void showSymbol();
 	void showExit();
 	void showMan();