6 files changed, 139 insertions, 3 deletions

diff --git a/engines/avalanche/avalanche.cpp b/engines/avalanche/avalanche.cpp
index 902f057ebe..25986f28ba 100644
--- a/engines/avalanche/avalanche.cpp
+++ b/engines/avalanche/avalanche.cpp
@@ -57,6 +57,7 @@ AvalancheEngine::AvalancheEngine(OSystem *syst, const AvalancheGameDescription *
 	_sound = nullptr;
 	_nim = nullptr;
 	_ghostroom = nullptr;
+	_help = nullptr;
 
 	_platform = gd->desc.platform;
 	initVariables();
@@ -81,6 +82,7 @@ AvalancheEngine::~AvalancheEngine() {
 	delete _sound;
 	delete _nim;
 	delete _ghostroom;
+	delete _help;
 
 	for (int i = 0; i < 31; i++) {
 		for (int j = 0; j < 2; j++) {
@@ -165,6 +167,7 @@ Common::ErrorCode AvalancheEngine::initialize() {
 	_sound = new SoundHandler(this);
 	_nim = new Nim(this);
 	_ghostroom = new GhostRoom(this);
+	_help = new Help(this);
 
 	_graphics->init();
 	_dialogs->init();
diff --git a/engines/avalanche/avalanche.h b/engines/avalanche/avalanche.h
index 0e19d7cfe2..dfe48b890f 100644
--- a/engines/avalanche/avalanche.h
+++ b/engines/avalanche/avalanche.h
@@ -44,6 +44,7 @@
 #include "avalanche/nim.h"
 #include "avalanche/clock.h"
 #include "avalanche/ghostroom.h"
+#include "avalanche/help.h"
 
 #include "common/serializer.h"
 
@@ -89,6 +90,7 @@ public:
 	SoundHandler *_sound;
 	Nim *_nim;
 	GhostRoom *_ghostroom;
+	Help *_help;
 
 	OSystem *_system;
 
diff --git a/engines/avalanche/help.cpp b/engines/avalanche/help.cpp
new file mode 100644
index 0000000000..1faa91ccce
--- /dev/null
+++ b/engines/avalanche/help.cpp
@@ -0,0 +1,70 @@
+/* ScummVM - Graphic Adventure Engine
+*
+* ScummVM is the legal property of its developers, whose names
+* are too numerous to list here. Please refer to the COPYRIGHT
+* file distributed with this source distribution.
+*
+* 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.
+*
+*/
+
+/*
+* This code is based on the original source code of Lord Avalot d'Argent version 1.3.
+* Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman.
+*/
+
+/* Original name: HELPER	The help system unit. */
+
+#include "avalanche/avalanche.h"
+#include "avalanche/help.h"
+
+namespace Avalanche {
+
+Help::Help(AvalancheEngine *vm) {
+	_vm = vm;
+
+	_highlightWas = 0;
+}
+
+void Help::plotButton(int8 y, byte which) {
+	warning("STUB: Help::plotButton()");
+}
+
+void Help::getMe(byte which) {
+	warning("STUB: Help::getMe()");
+}
+
+Common::String Help::getLine() {
+	warning("STUB: Help::getLine()");
+	return "STUB: Help::getLine()";
+}
+
+byte Help::checkMouse() {
+	warning("STUB: Help::checkMouse()");
+	return 0;
+}
+
+void Help::continueHelp() {
+	warning("STUB: Help::continueHelp()");
+}
+
+/**
+* @remarks Originally called 'boot_help'
+*/
+void Help::run() {
+	warning("STUB: Help::run()");
+}
+
+} // End of namespace Avalanche
diff --git a/engines/avalanche/help.h b/engines/avalanche/help.h
new file mode 100644
index 0000000000..f2a2656de2
--- /dev/null
+++ b/engines/avalanche/help.h
@@ -0,0 +1,61 @@
+/* ScummVM - Graphic Adventure Engine
+*
+* ScummVM is the legal property of its developers, whose names
+* are too numerous to list here. Please refer to the COPYRIGHT
+* file distributed with this source distribution.
+*
+* 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.
+*
+*/
+
+/*
+* This code is based on the original source code of Lord Avalot d'Argent version 1.3.
+* Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman.
+*/
+
+/* Original name: HELPER	The help system unit. */
+
+#ifndef AVALANCHE_HELP_H
+#define AVALANCHE_HELP_H
+
+namespace Avalanche {
+class AvalancheEngine;
+
+class Help {
+public:
+	Help(AvalancheEngine *vm);
+
+	void run();
+
+private:
+	struct Button {
+		byte _trigger, _whither;
+	};
+
+	AvalancheEngine *_vm;
+
+	Button _buttons[10];
+	byte _highlightWas;
+
+	void plotButton(int8 y, byte which);
+	void getMe(byte which);
+	Common::String getLine(); // It was a nested function in getMe().
+	byte checkMouse(); // Returns clicked-on button, or 0 if none.
+	void continueHelp();
+};
+
+} // End of namespace Avalanche
+
+#endif // AVALANCHE_HELP_H
diff --git a/engines/avalanche/module.mk b/engines/avalanche/module.mk
index 6cc5b6684b..97ac2b7688 100644
--- a/engines/avalanche/module.mk
+++ b/engines/avalanche/module.mk
@@ -18,7 +18,8 @@ MODULE_OBJS = \
 	timer.o \
 	nim.o \
 	clock.o \
-	ghostroom.o
+	ghostroom.o \
+	help.o
 	
 # This module can be built as a plugin
 ifeq ($(ENABLE_AVALANCHE), DYNAMIC_PLUGIN)
diff --git a/engines/avalanche/parser.cpp b/engines/avalanche/parser.cpp
index b0524a0d7e..1a9585e2a3 100644
--- a/engines/avalanche/parser.cpp
+++ b/engines/avalanche/parser.cpp
@@ -2043,8 +2043,7 @@ void Parser::doThat() {
 		}
 		break;
 	case kVerbCodeHelp:
-		// boot_help();
-		warning("STUB: Parser::doThat() - case kVerbCodehelp");
+		_vm->_help->run();
 		break;
 	case kVerbCodeLarrypass:
 		_vm->_dialogs->displayText("Wrong game!");