From d0f917d8571c3945b33dbd7a84bf3e0b33ce9715 Mon Sep 17 00:00:00 2001
From: Bertrand Augereau
Date: Tue, 19 Jul 2011 12:37:32 +0200
Subject: DREAMWEB: 'printslow' ported to C++

---
 engines/dreamweb/dreamgen.cpp | 102 ------------------------------------------
 engines/dreamweb/dreamgen.h   |   3 +-
 engines/dreamweb/stubs.cpp    |  88 ++++++++++++++++++++++++++++++++++++
 engines/dreamweb/stubs.h      |   1 +
 4 files changed, 90 insertions(+), 104 deletions(-)

(limited to 'engines/dreamweb')

diff --git a/engines/dreamweb/dreamgen.cpp b/engines/dreamweb/dreamgen.cpp
index 5a3bd3b4e3..755344f230 100644
--- a/engines/dreamweb/dreamgen.cpp
+++ b/engines/dreamweb/dreamgen.cpp
@@ -4937,107 +4937,6 @@ realcreditsearly:
 	data.byte(kLasthardkey) =  0;
 }
 
-void DreamGenContext::printslow() {
-	STACK_CHECK;
-	data.byte(kPointerframe) = 1;
-	data.byte(kPointermode) = 3;
-	ds = data.word(kCharset1);
-printloopslow6:
-	push(bx);
-	push(di);
-	push(dx);
-	getnumber();
-	ch = 0;
-printloopslow5:
-	push(cx);
-	push(si);
-	push(es);
-	ax = es.word(si);
-	push(bx);
-	push(cx);
-	push(es);
-	push(si);
-	push(ds);
-	modifychar();
-	printboth();
-	ds = pop();
-	si = pop();
-	es = pop();
-	cx = pop();
-	bx = pop();
-	ax = es.word(si+1);
-	_inc(si);
-	_cmp(al, 0);
-	if (flags.z())
-		goto finishslow;
-	_cmp(al, ':');
-	if (flags.z())
-		goto finishslow;
-	_cmp(cl, 1);
-	if (flags.z())
-		goto afterslow;
-	push(di);
-	push(ds);
-	push(bx);
-	push(cx);
-	push(es);
-	push(si);
-	modifychar();
-	data.word(kCharshift) = 91;
-	printboth();
-	data.word(kCharshift) = 0;
-	si = pop();
-	es = pop();
-	cx = pop();
-	bx = pop();
-	ds = pop();
-	di = pop();
-	waitframes();
-	_cmp(ax, 0);
-	if (flags.z())
-		goto keepgoing;
-	_cmp(ax, data.word(kOldbutton));
-	if (!flags.z())
-		goto finishslow2;
-keepgoing:
-	waitframes();
-	_cmp(ax, 0);
-	if (flags.z())
-		goto afterslow;
-	_cmp(ax, data.word(kOldbutton));
-	if (!flags.z())
-		goto finishslow2;
-afterslow:
-	es = pop();
-	si = pop();
-	cx = pop();
-	_inc(si);
-	if (--cx)
-		goto printloopslow5;
-	dx = pop();
-	di = pop();
-	bx = pop();
-	_add(bx, 10);
-	goto printloopslow6;
-finishslow:
-	es = pop();
-	si = pop();
-	cx = pop();
-	dx = pop();
-	di = pop();
-	bx = pop();
-	al = 0;
-	return;
-finishslow2:
-	es = pop();
-	si = pop();
-	cx = pop();
-	dx = pop();
-	di = pop();
-	bx = pop();
-	al = 1;
-}
-
 void DreamGenContext::waitframes() {
 	STACK_CHECK;
 	push(di);
@@ -21368,7 +21267,6 @@ void DreamGenContext::__dispatch_call(uint16 addr) {
 		case addr_mode640x480: mode640x480(); break;
 		case addr_set16colpalette: set16colpalette(); break;
 		case addr_realcredits: realcredits(); break;
-		case addr_printslow: printslow(); break;
 		case addr_waitframes: waitframes(); break;
 		case addr_printboth: printboth(); break;
 		case addr_monprint: monprint(); break;
diff --git a/engines/dreamweb/dreamgen.h b/engines/dreamweb/dreamgen.h
index f5513e4297..b52afaeab7 100644
--- a/engines/dreamweb/dreamgen.h
+++ b/engines/dreamweb/dreamgen.h
@@ -587,7 +587,6 @@ public:
 	static const uint16 addr_monprint = 0xc314;
 	static const uint16 addr_printboth = 0xc30c;
 	static const uint16 addr_waitframes = 0xc308;
-	static const uint16 addr_printslow = 0xc304;
 	static const uint16 addr_realcredits = 0xc2f8;
 	static const uint16 addr_set16colpalette = 0xc2f4;
 	static const uint16 addr_mode640x480 = 0xc2f0;
@@ -1485,7 +1484,7 @@ public:
 	void turnonpower();
 	void manasleep2();
 	void moretalk();
-	void printslow();
+	//void printslow();
 	void loadroom();
 	void starttalk();
 	void delchar();
diff --git a/engines/dreamweb/stubs.cpp b/engines/dreamweb/stubs.cpp
index c1b5fe11e9..9780f1eddf 100644
--- a/engines/dreamweb/stubs.cpp
+++ b/engines/dreamweb/stubs.cpp
@@ -294,6 +294,94 @@ void DreamGenContext::printchar(uint16 dst, uint16 src, uint16* x, uint16 y, uin
 	(*x) += cl;
 }
 
+void DreamGenContext::printslow() {
+	data.byte(kPointerframe) = 1;
+	data.byte(kPointermode) = 3;
+	ds = data.word(kCharset1);
+	do {
+		push(bx);
+		push(di);
+		push(dx);
+		uint16 offset = di;
+		cx = getnumber(dl, (bool)(dl & 1), &offset);
+		di = offset;
+		do {
+			push(cx);
+			push(si);
+			push(es);
+			ax = es.word(si);
+			push(bx);
+			push(cx);
+			push(es);
+			push(si);
+			push(ds);
+			al = engine->modifyChar(al);
+			printboth();
+			ds = pop();
+			si = pop();
+			es = pop();
+			cx = pop();
+			bx = pop();
+			ax = es.word(si+1);
+			_inc(si);
+			if ((al == 0) || (al == ':')) {
+				es = pop();
+				si = pop();
+				cx = pop();
+				dx = pop();
+				di = pop();
+				bx = pop();
+				al = 0;
+				return;
+			}
+			_cmp(cl, 1);
+			if (flags.z())
+				goto afterslow;
+			push(di);
+			push(ds);
+			push(bx);
+			push(cx);
+			push(es);
+			push(si);
+			al = engine->modifyChar(al);
+			data.word(kCharshift) = 91;
+			printboth();
+			data.word(kCharshift) = 0;
+			si = pop();
+			es = pop();
+			cx = pop();
+			bx = pop();
+			ds = pop();
+			di = pop();
+			for (int i=0; i<2; ++i) {
+				waitframes();
+				if (ax == 0)
+					continue;
+				if (ax != data.word(kOldbutton)) {
+					es = pop();
+					si = pop();
+					cx = pop();
+					dx = pop();
+					di = pop();
+					bx = pop();
+					al = 1;
+					return;
+				}
+			}
+		afterslow:
+			es = pop();
+			si = pop();
+			cx = pop();
+			_inc(si);
+			--cx;
+		} while (cx);
+		dx = pop();
+		di = pop();
+		bx = pop();
+		_add(bx, 10);
+	} while (true);
+}
+
 void DreamGenContext::printdirect() {
 	data.word(kLastxpos) = di;
 	ds = data.word(kCurrentset);
diff --git a/engines/dreamweb/stubs.h b/engines/dreamweb/stubs.h
index ca213b39e4..e580598a37 100644
--- a/engines/dreamweb/stubs.h
+++ b/engines/dreamweb/stubs.h
@@ -41,6 +41,7 @@
 	void printchar();
 	void printchar(uint16 dst, uint16 src, uint16* x, uint16 y, uint8 c);
 	void printdirect();
+	void printslow();
 	void getnumber();
 	uint8 getnumber(uint16 maxWidth, bool centered, uint16* offset);
 	void kernchars();
-- 
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