enable (some of) the original debug passwords

svn-id: r11227

7 files changed, 368 insertions, 7 deletions

diff --git a/queen/debug.cpp b/queen/debug.cpp
new file mode 100644
index 0000000000..c3d407101d
--- /dev/null
+++ b/queen/debug.cpp
@@ -0,0 +1,221 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2003 The ScummVM project
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * $Header$
+ *
+ */
+
+#include "stdafx.h"
+#include "queen/debug.h"
+#include "queen/defs.h"
+#include "queen/graphics.h"
+#include "queen/logic.h"
+#include "queen/resource.h"
+#include "queen/structs.h"
+
+namespace Queen {
+
+Debug::Debug(Input *input, Logic *logic, Graphics *graphics)
+:	_passwordCharCount(0), _stubCount(0), _input(input), _logic(logic), _graphics(graphics) {
+
+	memset(_password, 0, sizeof(_password));
+
+	registerStub("zeroxpark", &Debug::jumpToRoom);
+	registerStub("grimley",   &Debug::printInfo);
+	registerStub("kowamori",  &Debug::toggleFastMode);
+}
+
+
+void Debug::registerStub(const char *password, DebugFunc debugFunc) {
+
+	assert(_stubCount < MAX_STUB);
+	_stub[_stubCount].password = password;
+	_stub[_stubCount].function = debugFunc;
+	++_stubCount;
+}
+
+
+void Debug::update(int c) {
+
+	if (c >= 'a' && c <= 'z') {
+		_password[_passwordCharCount] = (char)c;
+		++_passwordCharCount;
+		_passwordCharCount &= 15;
+
+		uint k;
+		for (k = 0; k < _stubCount; ++k) {
+			const char *pass = _stub[k].password;
+			int i = strlen(pass) - 1;
+			int j = _passwordCharCount - 1;
+			bool match = true;
+			for (; i >= 0; --i, --j) {
+				if (_password[j & 15] != pass[i]) {
+					match = false;
+					break;
+				}
+			}
+			if (match) {
+				(this->*(_stub[k].function))();
+				break;
+			}
+		}
+	}
+}
+
+
+void Debug::jumpToRoom() {
+
+	debug(9, "Debug::jumpToRoom()");
+
+	_graphics->textCurrentColor(INK_JOE);
+	_graphics->textSet(0, 142, "Enter new room");
+	_logic->update();
+
+	int room;
+	_digitTextCount = 0;
+	if (_input->waitForNumber(room, digitKeyPressed, this)) {
+		_logic->joeX(0);
+		_logic->joeY(0);
+		_logic->newRoom(room);
+		_logic->entryObj(_logic->roomData(room) + 1);
+		_graphics->textClear(0, 199);
+	}
+}
+
+
+void Debug::toggleFastMode() {
+
+	debug(9, "Debug::toggleFastMode()");
+	_input->fastMode(!_input->fastMode());
+}
+
+
+void Debug::printInfo() {
+
+	debug(9, "Debug::printInfo()");
+
+	_graphics->textClear(0, 199);
+	_graphics->textCurrentColor(INK_JOE);
+
+	char buf[100];
+
+	snprintf(buf, sizeof(buf), "Version : %s", _logic->resource()->JASVersion());
+	_graphics->textSet(110, 20, buf);
+
+	snprintf(buf, sizeof(buf), "Room number : %d", _logic->currentRoom());
+	_graphics->textSet(110, 40, buf);
+
+	snprintf(buf, sizeof(buf), "Room name : %s", _logic->roomName(_logic->currentRoom()));
+	_graphics->textSet(110, 60, buf);
+
+	_logic->update();
+
+	char c;
+	if (_input->waitForCharacter(c)) {
+		switch (c) {
+		case 'a':
+			toggleAreasDrawing();
+			break;
+		case 's' :
+			changeGameState();
+            break;
+        case 'x' :
+			printGameState();
+            break;
+        case 'i' :
+			giveAllItems();
+            break;
+		}
+	}
+	_graphics->textClear(0, 199);
+}
+
+
+void Debug::toggleAreasDrawing() {
+
+	debug(9, "Debug::toggleAreasDrawing()");
+	warning("Debug::toggleAreasDrawing() unimplemented");
+}
+
+
+void Debug::changeGameState() {
+
+	debug(9, "Debug::changeGameState()");
+	_graphics->textSet(0, 142, "Set GAMESTATE");
+	_logic->update();
+	int slot, value;
+	_digitTextCount = 0;
+	if (_input->waitForNumber(slot, digitKeyPressed, this)) {
+		_graphics->textClear(0, 199);
+		_graphics->textSet(0, 142, "to");
+		_logic->update();
+		_digitTextCount = 0;
+		if (_input->waitForNumber(value, digitKeyPressed, this)) {
+			_logic->gameState(slot, value);
+		}
+	}
+}
+
+
+void Debug::printGameState() {
+
+	debug(9, "Debug::printGameState()");
+	_graphics->textSet(0, 142, "Show GAMESTATE");
+	_logic->update();
+	int slot;
+	_digitTextCount = 0;
+	if (_input->waitForNumber(slot, digitKeyPressed, this)) {
+		_graphics->textClear(0, 199);
+		char buf[50];
+		snprintf(buf, sizeof(buf), "Currently - %d", _logic->gameState(slot));
+		_graphics->textSet(0, 142, buf);
+		_logic->update();
+		char c;
+		_input->waitForCharacter(c);
+	}
+}
+
+
+void Debug::giveAllItems() {
+
+	debug(9, "Debug::giveAllItems()");
+	int n = _logic->itemDataCount();
+	ItemData *item = _logic->itemData(1);
+	while (n--) {
+		item->name = ABS(item->name);
+		++item;
+	}
+}
+
+
+void Debug::digitKeyPressed(void *refCon, int key) {
+
+	Debug *debug = (Debug *)refCon;
+	if(key != -1 && debug->_digitTextCount < sizeof(debug->_digitText) - 1) {
+		debug->_digitText[debug->_digitTextCount] = (char)key;
+		++debug->_digitTextCount;
+	}
+	else if (debug->_digitTextCount > 0) {
+		--debug->_digitTextCount;
+	}
+	debug->_digitText[debug->_digitTextCount] = '\0';
+	debug->_graphics->textSet(0, 151, debug->_digitText);
+	debug->_logic->update();
+}
+
+
+}
diff --git a/queen/debug.h b/queen/debug.h
new file mode 100644
index 0000000000..b541b85632
--- /dev/null
+++ b/queen/debug.h
@@ -0,0 +1,83 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2003 The ScummVM project
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * $Header$
+ *
+ */
+
+#ifndef QUEENDEBUG_H
+#define QUEENDEBUG_H
+
+#include "queen/queen.h"
+
+namespace Queen {
+
+class Input;
+class Logic;
+class Graphics;
+
+class Debug {
+public:
+	typedef void (Debug::*DebugFunc)();
+
+	Debug(Input *, Logic *, Graphics *);
+
+	void registerStub(const char *password, DebugFunc debugFunc);
+
+	void update(int c);
+
+	void jumpToRoom();
+	void toggleFastMode();
+	void printInfo();
+	void toggleAreasDrawing();
+	void changeGameState();
+	void printGameState();
+	void giveAllItems();
+
+	static void digitKeyPressed(void *refCon, int key); 
+
+	struct DebugStub {
+		const char *password;
+		DebugFunc function;
+	};
+
+	enum {
+		MAX_STUB = 5
+	};
+
+
+private:
+
+	char _password[16];
+	uint _passwordCharCount;
+
+	char _digitText[50];
+	uint _digitTextCount;
+
+	DebugStub _stub[MAX_STUB];
+	uint _stubCount;
+
+	Input *_input;
+	Logic *_logic;
+	Graphics *_graphics;
+
+};
+
+
+} // End of namespace Queen
+
+#endif
diff --git a/queen/input.cpp b/queen/input.cpp
index be227032b3..558702dc80 100644
--- a/queen/input.cpp
+++ b/queen/input.cpp
@@ -126,7 +126,7 @@ void Input::delay(uint amount) {
 	} while (cur < start + amount);
 }
 
-void Input::checkKeys() {
+int Input::checkKeys() {
 
 	if (_inKey)
 		debug(0, "[Input::checkKeys] _inKey = %i", _inKey);
@@ -205,8 +205,48 @@ void Input::checkKeys() {
 				_keyVerb = Verb(VERB_USE);
 			break;
 	}
-
+	
+	int inKey = _inKey;
 	_inKey = 0;	//reset
+	return inKey;
+}
+
+
+bool Input::waitForNumber(int &i, keyPressedCallback callback, void *refCon) {
+
+	i = 0;
+	int key = 0;
+	do {
+		delay(DELAY_SHORT);
+		key = _inKey;
+		_inKey = 0;
+		if (key >= '0' && key <= '9') {
+			i = i * 10 + key - '0';
+			(*callback)(refCon, key);
+		}
+		else if (key == KEY_BACKSPACE) {
+			i /= 10;
+			(*callback)(refCon, -1);
+		}
+	} while (key != KEY_ESCAPE && key != KEY_RETURN);
+	return key != KEY_ESCAPE;
+}
+
+
+bool Input::waitForCharacter(char &c) {
+
+	int key = 0;
+	do {
+		delay(DELAY_SHORT);
+		if (_inKey >= 'a' && _inKey <= 'z' || _inKey == KEY_ESCAPE) {
+			key = _inKey;
+			if (_inKey != KEY_ESCAPE) {
+				c = (char)_inKey;
+			}
+		}
+		_inKey = 0;
+	} while (key == 0);
+	return key != KEY_ESCAPE;
 }
 
 
diff --git a/queen/input.h b/queen/input.h
index d82bbd05b4..d9a047a84f 100644
--- a/queen/input.h
+++ b/queen/input.h
@@ -34,6 +34,8 @@ class Input {
 
 	public:
 
+		typedef void (*keyPressedCallback)(void *refCon, int key);
+
 		//! Adjust here to change delays!
 		enum {
 			DELAY_SHORT  =  10,
@@ -54,7 +56,7 @@ class Input {
 		void delay(uint amount);
 
 		//! convert input to verb
-		void checkKeys();
+		int checkKeys();
 
 		//! use instead of KEYVERB=0
 		void clearKeyVerb()  { _keyVerb = Verb(VERB_NONE); }
@@ -70,6 +72,7 @@ class Input {
 		bool talkQuit() const { return _talkQuit; }
 		void talkQuitReset()  { _talkQuit = false; }
 
+		bool fastMode() const { return _fastMode; }
 		void fastMode(bool fm)	{ _fastMode = fm; }
 
 		Verb keyVerb() const { return _keyVerb; }
@@ -80,6 +83,9 @@ class Input {
 		int mouseButton() const { return _mouseButton; }
 		void clearMouseButton() { _mouseButton = 0; }
 
+		bool waitForNumber(int &i, keyPressedCallback callback, void *refCon);
+		bool waitForCharacter(char &c);
+
 	private:
 
 		enum KeyCode {
@@ -92,7 +98,9 @@ class Input {
 			KEY_DIGIT_3 = '3',
 			KEY_DIGIT_4 = '4',
 
-			KEY_ESCAPE = 27,
+			KEY_ESCAPE    = 27,
+			KEY_RETURN    = 13,
+			KEY_BACKSPACE = 8,
 			
 			KEY_F1 = 282
 		};
diff --git a/queen/logic.cpp b/queen/logic.cpp
index 761766fff1..56387977a6 100644
--- a/queen/logic.cpp
+++ b/queen/logic.cpp
@@ -24,6 +24,7 @@
 #include "queen/command.h"
 #include "queen/cutaway.h"
 #include "queen/defs.h"
+#include "queen/debug.h"
 #include "queen/display.h"
 #include "queen/graphics.h"
 #include "queen/input.h"
@@ -174,8 +175,8 @@ void State::alterDefaultVerb(uint16 *objState, Verb v) {
 Common::RandomSource Logic::randomizer;
 
 
-Logic::Logic(Resource *resource, Graphics *graphics, Display *theDisplay, Input *input, Sound *sound)
-	: _resource(resource), _graphics(graphics), _display(theDisplay), 
+Logic::Logic(Resource *theResource, Graphics *graphics, Display *theDisplay, Input *input, Sound *sound)
+	: _resource(theResource), _graphics(graphics), _display(theDisplay), 
 	_input(input), _sound(sound) {
 	_settings.talkSpeed = DEFAULT_TALK_SPEED;
 	_jas = _resource->loadFile("QUEEN.JAS", 20);
@@ -183,6 +184,7 @@ Logic::Logic(Resource *resource, Graphics *graphics, Display *theDisplay, Input
 	_joe.scale = 100;
 	_walk = new Walk(this, _graphics);
 	_cmd = new Command(this, _graphics, _input, _walk);
+	_dbg = new Debug(_input, this, _graphics);
 	memset(_gameState, 0, sizeof(_gameState));
 	memset(_talkSelected, 0, sizeof(_talkSelected));
 	initialise();
@@ -192,6 +194,7 @@ Logic::~Logic() {
 	delete[] _jas;
 	delete _walk;
 	delete _cmd;
+	delete _dbg;
 }
 
 void Logic::initialise() {
@@ -2317,7 +2320,7 @@ void Logic::update() {
 	_display->palCustomScroll(_currentRoom);
 	BobSlot *joe = _graphics->bob(0);
 	_display->update(joe->active, joe->x, joe->y);
-	_input->checkKeys();
+	_dbg->update(_input->checkKeys());
 }
 
 void Logic::sceneStart(bool showMouseCursor) {
diff --git a/queen/logic.h b/queen/logic.h
index e97a8782a5..6aefbfdcfa 100644
--- a/queen/logic.h
+++ b/queen/logic.h
@@ -108,6 +108,7 @@ struct State {
 
 
 class Command;
+class Debug;
 class Display;
 class Input;
 class Graphics;
@@ -150,6 +151,7 @@ public:
 	uint16 objMax(int room);
 	GraphicData *graphicData(int index);
 	ItemData *itemData(int index) const { return &_itemData[index]; }
+	uint16 itemDataCount() const { return _numItems; }
 
 	uint16 findBob(uint16 obj);
 	uint16 findFrame(uint16 obj);
@@ -264,6 +266,7 @@ public:
 	Walk *walk() const { return _walk; }
 	Display *display() const { return _display; }
 	Command *command() const { return _cmd; }
+	Resource *resource() const { return _resource; }
 
 	uint16 findObjectRoomNumber(uint16 zoneNum) const;
 	uint16 findObjectGlobalNumber(uint16 zoneNum) const;
@@ -434,6 +437,7 @@ protected:
 
 	Resource *_resource;
 	Graphics *_graphics;
+	Debug *_dbg;
 	Display *_display;
 	Input *_input;
 	Sound *_sound;
@@ -444,6 +448,7 @@ protected:
 	static const VerbEnum PANEL_VERBS[];
 };
 
+
 } // End of namespace Queen
 
 #endif
diff --git a/queen/module.mk b/queen/module.mk
index be9b6d7999..8e69eb85d2 100644
--- a/queen/module.mk
+++ b/queen/module.mk
@@ -3,6 +3,7 @@ MODULE := queen
 MODULE_OBJS = \
 	queen/command.o \
 	queen/cutaway.o \
+	queen/debug.o \
 	queen/display.o \
 	queen/graphics.o \
 	queen/input.o \