From 6f92cdd0d0e124653c4164c7ab0f91e5b910f6bc Mon Sep 17 00:00:00 2001
From: Strangerke
Date: Tue, 2 Aug 2011 21:47:56 +0200
Subject: CGE: Rename some more defines

---
 engines/cge/bitmap.cpp    |   4 +-
 engines/cge/cge.h         |   6 +-
 engines/cge/cge_main.cpp  | 152 ++++++++++++++++++++++------------------------
 engines/cge/cge_main.h    |  19 ++++--
 engines/cge/detection.cpp |  12 ++--
 engines/cge/events.cpp    |  30 ++++-----
 engines/cge/events.h      |  22 ++++---
 engines/cge/game.cpp      |  10 +--
 engines/cge/general.cpp   |   2 +-
 engines/cge/general.h     |   2 +-
 engines/cge/gettext.cpp   |   2 +-
 engines/cge/jbw.h         |   1 -
 engines/cge/mixer.cpp     |   4 +-
 engines/cge/snail.cpp     |  21 ++-----
 engines/cge/text.cpp      |  12 ++--
 engines/cge/text.h        |  15 ++---
 engines/cge/vmenu.cpp     |   2 +-
 17 files changed, 150 insertions(+), 166 deletions(-)

diff --git a/engines/cge/bitmap.cpp b/engines/cge/bitmap.cpp
index ddde3bbd21..63f7c0dadf 100644
--- a/engines/cge/bitmap.cpp
+++ b/engines/cge/bitmap.cpp
@@ -63,11 +63,11 @@ Bitmap::Bitmap(const char *fname, bool rem) : _m(NULL), _v(NULL), _map(0) {
 #endif
 	{
 #if (BMP_MODE)
-		ForceExt(pat, fname, ".BMP");
+		forceExt(pat, fname, ".BMP");
 		PIC_FILE file(pat);
 		if (file._error == 0) {
 			if (loadBMP(&file)) {
-				Code();
+				code();
 				if (rem) {
 					free(_m);
 					_m = NULL;
diff --git a/engines/cge/cge.h b/engines/cge/cge.h
index 7adc44fac6..54ea9e37f6 100644
--- a/engines/cge/cge.h
+++ b/engines/cge/cge.h
@@ -40,7 +40,8 @@ namespace CGE {
 class Console;
 class Sprite;
 
-#define CGE_SAVEGAME_VERSION 1
+#define kSavegameVersion 1
+#define kSavegameStrSize 11
 #define kPocketX    174
 #define kPocketY    176
 #define kPocketDX   18
@@ -75,8 +76,7 @@ struct SavegameHeader {
 	int totalFrames;
 };
 
-extern const char *SAVEGAME_STR;
-#define SAVEGAME_STR_SIZE 11
+extern const char *savegameStr;
 
 struct Bar {
 	uint8 _horz;
diff --git a/engines/cge/cge_main.cpp b/engines/cge/cge_main.cpp
index 1198946a41..cbba280ff8 100644
--- a/engines/cge/cge_main.cpp
+++ b/engines/cge/cge_main.cpp
@@ -54,13 +54,7 @@
 
 namespace CGE {
 
-#define STACK_SIZ   2048
-#define SVGCHKSUM   (1956 + _now + _oldLev + _game + _music + _demoText)
-
-#define SVG0NAME    ("{{INIT}}" kSvgExt)
-#define SVG0FILE    INI_FILE
-
-uint16  _stklen = (STACK_SIZ * 2);
+uint16  _stklen = (kStackSize * 2);
 
 Vga *_vga;
 System *_sys;
@@ -90,8 +84,7 @@ Sound *_sound;
 // 1.01 - 17VII95 - default savegame with sound ON
 //		    coditionals EVA for 2-month evaluation version
 
-const char *SAVEGAME_STR = "SCUMMVM_CGE";
-#define SAVEGAME_STR_SIZE 11
+const char *savegameStr = "SCUMMVM_CGE";
 
 //--------------------------------------------------------------------------
 
@@ -137,13 +130,13 @@ void CGEEngine::syncHeader(Common::Serializer &s) {
 
 	if (s.isSaving()) {
 		// Write checksum
-		int checksum = SVGCHKSUM;
+		int checksum = kSavegameCheckSum;
 		s.syncAsUint16LE(checksum);
 	} else {
 		// Read checksum and validate it
 		uint16 checksum;
 		s.syncAsUint16LE(checksum);
-		if (checksum != SVGCHKSUM)
+		if (checksum != kSavegameCheckSum)
 			error("%s", _text->getText(kBadSVG));
 	}
 }
@@ -156,7 +149,7 @@ bool CGEEngine::loadGame(int slotNumber, SavegameHeader *header, bool tiny) {
 
 	if (slotNumber == -1) {
 		// Loading the data for the initial game state
-		SVG0FILE file = SVG0FILE(SVG0NAME);
+		kSavegame0File file = kSavegame0File(kSavegame0Name);
 		int size = file.size();
 		byte *dataBuffer = (byte *)malloc(size);
 		file.read(dataBuffer, size);
@@ -175,10 +168,10 @@ bool CGEEngine::loadGame(int slotNumber, SavegameHeader *header, bool tiny) {
 	}
 
 	// Check to see if it's a ScummVM savegame or not
-	char buffer[SAVEGAME_STR_SIZE + 1];
-	readStream->read(buffer, SAVEGAME_STR_SIZE + 1);
+	char buffer[kSavegameStrSize + 1];
+	readStream->read(buffer, kSavegameStrSize + 1);
 
-	if (strncmp(buffer, SAVEGAME_STR, SAVEGAME_STR_SIZE + 1) != 0) {
+	if (strncmp(buffer, savegameStr, kSavegameStrSize + 1) != 0) {
 		// It's not, so rewind back to the start
 		readStream->seek(0);
 
@@ -269,7 +262,7 @@ void CGEEngine::saveGame(int slotNumber, const Common::String &desc) {
 	// Write out the ScummVM savegame header
 	SavegameHeader header;
 	header.saveName = desc;
-	header.version = CGE_SAVEGAME_VERSION;
+	header.version = kSavegameVersion;
 	writeSavegameHeader(saveFile, header);
 
 	// Write out the data of the savegame
@@ -282,9 +275,9 @@ void CGEEngine::saveGame(int slotNumber, const Common::String &desc) {
 
 void CGEEngine::writeSavegameHeader(Common::OutSaveFile *out, SavegameHeader &header) {
 	// Write out a savegame header
-	out->write(SAVEGAME_STR, SAVEGAME_STR_SIZE + 1);
+	out->write(savegameStr, kSavegameStrSize + 1);
 
-	out->writeByte(CGE_SAVEGAME_VERSION);
+	out->writeByte(kSavegameVersion);
 
 	// Write savegame name
 	out->write(header.saveName.c_str(), header.saveName.size() + 1);
@@ -376,7 +369,7 @@ bool CGEEngine::readSavegameHeader(Common::InSaveFile *in, SavegameHeader &heade
 
 	// Get the savegame version
 	header.version = in->readByte();
-	if (header.version > CGE_SAVEGAME_VERSION)
+	if (header.version > kSavegameVersion)
 		return false;
 
 	// Read in the string
@@ -423,7 +416,7 @@ void CGEEngine::trouble(int seq, int text) {
 void CGEEngine::offUse() {
 	debugC(1, kCGEDebugEngine, "CGEEngine::offUse()");
 
-	trouble(kSeqOffUse, kOffUse + new_random(_offUseCount));
+	trouble(kSeqOffUse, kOffUse + newRandom(_offUseCount));
 }
 
 void CGEEngine::tooFar() {
@@ -467,7 +460,7 @@ Square::Square(CGEEngine *vm) : Sprite(vm, NULL), _vm(vm) {
 
 void Square::touch(uint16 mask, int x, int y) {
 	Sprite::touch(mask, x, y);
-	if (mask & L_UP) {
+	if (mask & kMouseLeftUp) {
 		XZ(_x + x, _y + y).cell() = 0;
 		_snail_->addCom(kSnKill, -1, 0, this);
 	}
@@ -688,8 +681,8 @@ void CGEEngine::switchCave(int cav) {
 				if (!_isDemo)
 					_vga->_spareQ->_show = 0;
 			}
-			_cavLight->gotoxy(CAVE_X + ((_now - 1) % _caveNx) * _caveDx + CAVE_SX,
-			                  CAVE_Y + ((_now - 1) / _caveNx) * _caveDy + CAVE_SY);
+			_cavLight->gotoxy(kCaveX + ((_now - 1) % _caveNx) * _caveDx + kCaveSX,
+			                  kCaveY + ((_now - 1) / _caveNx) * _caveDy + kCaveSY);
 			killText();
 			if (!_startupMode)
 				keyClick();
@@ -716,7 +709,7 @@ void System::setPal() {
 }
 
 void System::funTouch() {
-	uint16 n = (PAIN) ? kHeroFun1 : kHeroFun0;
+	uint16 n = (_vm->_flag[0]) ? kHeroFun1 : kHeroFun0; // PAIN flag
 	if (_talk == NULL || n > _funDel)
 		_funDel = n;
 }
@@ -726,7 +719,7 @@ void System::touch(uint16 mask, int x, int y) {
 
 	funTouch();
 
-	if (mask & KEYB) {
+	if (mask & kEventKeyb) {
 		int pp0;
 		_vm->keyClick();
 		killText();
@@ -837,15 +830,15 @@ void System::touch(uint16 mask, int x, int y) {
 		_infoLine->update(NULL);
 		if (y >= kWorldHeight ) {
 			if (x < kButtonX) {                           // select cave?
-				if (y >= CAVE_Y && y < CAVE_Y + _vm->_caveNy * _vm->_caveDy &&
-				    x >= CAVE_X && x < CAVE_X + _vm->_caveNx * _vm->_caveDx && !_vm->_game) {
-					cav = ((y - CAVE_Y) / _vm->_caveDy) * _vm->_caveNx + (x - CAVE_X) / _vm->_caveDx + 1;
+				if (y >= kCaveY && y < kCaveY + _vm->_caveNy * _vm->_caveDy &&
+				    x >= kCaveX && x < kCaveX + _vm->_caveNx * _vm->_caveDx && !_vm->_game) {
+					cav = ((y - kCaveY) / _vm->_caveDy) * _vm->_caveNx + (x - kCaveX) / _vm->_caveDx + 1;
 					if (cav > _vm->_maxCave)
 						cav = 0;
 				} else {
 					cav = 0;
 				}
-			} else if (mask & L_UP) {
+			} else if (mask & kMouseLeftUp) {
 				if (y >= kPocketY && y < kPocketY + kPocketNY * kPocketDY &&
 				    x >= kPocketX && x < kPocketX + kPocketNX * kPocketDX) {
 					int n = ((y - kPocketY) / kPocketDY) * kPocketNX + (x - kPocketX) / kPocketDX;
@@ -856,7 +849,7 @@ void System::touch(uint16 mask, int x, int y) {
 
 		_vm->postMiniStep(cav - 1);
 
-		if (mask & L_UP) {
+		if (mask & kMouseLeftUp) {
 			if (cav && _snail->idle() && _hero->_tracePtr < 0)
 				_vm->switchCave(cav);
 
@@ -883,10 +876,10 @@ void System::tick() {
 		if (--_funDel == 0) {
 			killText();
 			if (_snail->idle()) {
-				if (PAIN)
+				if (_vm->_flag[0]) // Pain flag
 					_vm->heroCover(9);
 				else { // CHECKME: Before, was: if (Startup::_core >= CORE_MID) {
-					int n = new_random(100);
+					int n = newRandom(100);
 					if (n > 96)
 						_vm->heroCover(6 + (_hero->_x + _hero->_w / 2 < kScrWidth / 2));
 					else {
@@ -1043,42 +1036,42 @@ void CGEEngine::saveMapping() {
 	}
 }
 
+
+void CGEEngine::sayDebug() {
 //                                       1111111111222222222233333333334444444444555555555566666666667777777777
 //                             01234567890123456789012345678901234567890123456789012345678901234567890123456789
-static  char    DebugText[] = " X=000 Y=000 S=00:00 000:000:000 000:000 00";
-
-#define ABSX    (DebugText + 3)
-#define ABSY    (DebugText + 9)
-#define SP_N    (DebugText + 15)
-#define SP_S    (DebugText + 18)
-#define SP_X    (DebugText + 21)
-#define SP_Y    (DebugText + 25)
-#define SP_Z    (DebugText + 29)
-#define SP_W    (DebugText + 33)
-#define SP_H    (DebugText + 37)
-#define SP_F    (DebugText + 41)
+	static char DebugText[] = " X=000 Y=000 S=00:00 000:000:000 000:000 00";
+
+	char *absX = DebugText + 3;
+	char *absY = DebugText + 9;
+	char *spN  = DebugText + 15;
+	char *spS  = DebugText + 18;
+	char *spX  = DebugText + 21;
+	char *spY  = DebugText + 25;
+	char *spZ  = DebugText + 29;
+	char *spW  = DebugText + 33;
+	char *spH  = DebugText + 37;
+	char *spF  = DebugText + 41;
 
-void CGEEngine::sayDebug() {
 	if (!_debugLine->_flags._hide) {
-		dwtom(_mouse->_x, ABSX, 10, 3);
-		dwtom(_mouse->_y, ABSY, 10, 3);
+		dwtom(_mouse->_x, absX, 10, 3);
+		dwtom(_mouse->_y, absY, 10, 3);
 
 		// sprite queue size
 		uint16 n = 0;
-		Sprite *spr;
-		for (spr = _vga->_showQ->first(); spr; spr = spr->_next) {
+		for (Sprite *spr = _vga->_showQ->first(); spr; spr = spr->_next) {
 			n++;
 			if (spr == _sprite) {
-				dwtom(n, SP_N, 10, 2);
-				dwtom(_sprite->_x, SP_X, 10, 3);
-				dwtom(_sprite->_y, SP_Y, 10, 3);
-				dwtom(_sprite->_z, SP_Z, 10, 3);
-				dwtom(_sprite->_w, SP_W, 10, 3);
-				dwtom(_sprite->_h, SP_H, 10, 3);
-				dwtom(*(uint16 *)(&_sprite->_flags), SP_F, 16, 2);
+				dwtom(n, spN, 10, 2);
+				dwtom(_sprite->_x, spX, 10, 3);
+				dwtom(_sprite->_y, spY, 10, 3);
+				dwtom(_sprite->_z, spZ, 10, 3);
+				dwtom(_sprite->_w, spW, 10, 3);
+				dwtom(_sprite->_h, spH, 10, 3);
+				dwtom(*(uint16 *)(&_sprite->_flags), spF, 16, 2);
 			}
 		}
-		dwtom(n, SP_S, 10, 2);
+		dwtom(n, spS, 10, 2);
 		_debugLine->update(DebugText);
 	}
 }
@@ -1092,20 +1085,20 @@ void CGEEngine::switchDebug() {
 void CGEEngine::optionTouch(int opt, uint16 mask) {
 	switch (opt) {
 	case 1 :
-		if (mask & L_UP)
+		if (mask & kMouseLeftUp)
 			switchColorMode();
 		break;
 	case 2 :
-		if (mask & L_UP)
+		if (mask & kMouseLeftUp)
 			switchMusic();
-		else if (mask & R_UP)
+		else if (mask & kMouseRightUp)
 			if (!Mixer::_appear) {
 				Mixer::_appear = true;
 				new Mixer(this, kButtonX, kButtonY);
 			}
 		break;
 	case 3 :
-		if (mask & L_UP)
+		if (mask & kMouseLeftUp)
 			quit();
 		break;
 	}
@@ -1115,9 +1108,9 @@ void CGEEngine::optionTouch(int opt, uint16 mask) {
 #pragma argsused
 void Sprite::touch(uint16 mask, int x, int y) {
 	_sys->funTouch();
-	if ((mask & ATTN) == 0) {
+	if ((mask & kEventAttn) == 0) {
 		_infoLine->update(name());
-		if (mask & (R_DN | L_DN))
+		if (mask & (kMouseRightDown | kMouseLeftDown))
 			_sprite = this;
 		if (_ref / 10 == 12) {
 			_vm->optionTouch(_ref % 10, mask);
@@ -1125,11 +1118,11 @@ void Sprite::touch(uint16 mask, int x, int y) {
 		}
 		if (_flags._syst)
 			return;       // cannot access system sprites
-		if (_vm->_game) if (mask & L_UP) {
-				mask &= ~L_UP;
-				mask |= R_UP;
+		if (_vm->_game) if (mask & kMouseLeftUp) {
+				mask &= ~kMouseLeftUp;
+				mask |= kMouseRightUp;
 			}
-		if ((mask & R_UP) && _snail->idle()) {
+		if ((mask & kMouseRightUp) && _snail->idle()) {
 			Sprite *ps = (_pocLight->_seqPtr) ? _pocket[_vm->_pocPtr] : NULL;
 			if (ps) {
 				if (_flags._kept || _hero->distance(this) < kDistMax) {
@@ -1142,7 +1135,7 @@ void Sprite::touch(uint16 mask, int x, int y) {
 					_vm->tooFar();
 			} else {
 				if (_flags._kept)
-					mask |= L_UP;
+					mask |= kMouseLeftUp;
 				else {
 					if (_hero->distance(this) < kDistMax) {
 						///
@@ -1169,7 +1162,7 @@ void Sprite::touch(uint16 mask, int x, int y) {
 				}
 			}
 		}
-		if ((mask & L_UP) && _snail->idle()) {
+		if ((mask & kMouseLeftUp) && _snail->idle()) {
 			if (_flags._kept) {
 				int n;
 				for (n = 0; n < kPocketNX; n++) {
@@ -1398,9 +1391,6 @@ void CGEEngine::loadScript(const char *fname) {
 		error("Bad INI line %d [%s]", lcnt, fname);
 }
 
-#define GAME_FRAME_DELAY (1000 / 50)
-#define GAME_TICK_DELAY (1000 / 62)
-
 void CGEEngine::mainLoop() {
 	sayDebug();
 
@@ -1431,11 +1421,11 @@ void CGEEngine::mainLoop() {
 void CGEEngine::handleFrame() {
 	// Game frame delay
 	uint32 millis = g_system->getMillis();
-	while (!_eventManager->_quitFlag && (millis < (_lastFrame + GAME_FRAME_DELAY))) {
+	while (!_eventManager->_quitFlag && (millis < (_lastFrame + kGameFrameDelay))) {
 		// Handle any pending events
 		_eventManager->poll();
 
-		if (millis >= (_lastTick + GAME_TICK_DELAY)) {
+		if (millis >= (_lastTick + kGameTickDelay)) {
 			// Dispatch the tick to any active objects
 			tick();
 			_lastTick = millis;
@@ -1447,7 +1437,7 @@ void CGEEngine::handleFrame() {
 	}
 	_lastFrame = millis;
 
-	if (millis >= (_lastTick + GAME_TICK_DELAY)) {
+	if (millis >= (_lastTick + kGameTickDelay)) {
 		// Dispatch the tick to any active objects
 		tick();
 		_lastTick = millis;
@@ -1579,8 +1569,8 @@ void CGEEngine::runGame() {
 	_startupMode = 0;
 
 	_snail->addCom(kSnLevel, -1, _oldLev, &_cavLight);
-	_cavLight->gotoxy(CAVE_X + ((_now - 1) % _caveNx) * _caveDx + CAVE_SX,
-	                  CAVE_Y + ((_now - 1) / _caveNx) * _caveDy + CAVE_SY);
+	_cavLight->gotoxy(kCaveX + ((_now - 1) % _caveNx) * _caveDx + kCaveSX,
+	                  kCaveY + ((_now - 1) / _caveNx) * _caveDy + kCaveSY);
 	caveUp();
 
 	_keyboard->setClient(_sys);
@@ -1643,7 +1633,7 @@ bool CGEEngine::showTitle(const char *name) {
 	D.show(2);
 
 	if (_mode == 2) {
-		inf(SVG0NAME);
+		inf(kSavegame0Name);
 		_talk->show(2);
 	}
 
@@ -1732,15 +1722,15 @@ bool CGEEngine::showTitle(const char *name) {
 }
 
 void CGEEngine::cge_main() {
-	uint16 intStack[STACK_SIZ / 2];
+	uint16 intStack[kStackSize / 2];
 	_intStackPtr = intStack;
 
 	memset(_barriers, 0xFF, sizeof(_barriers));
 
 	if (!_mouse->_exist)
-		error("%s", _text->getText(NO_MOUSE_TEXT));
+		error("%s", _text->getText(kTextNoMouse));
 
-	if (!SVG0FILE::exist(SVG0NAME))
+	if (!kSavegame0File::exist(kSavegame0Name))
 		_mode = 2;
 
 	_debugLine->_flags._hide = true;
diff --git a/engines/cge/cge_main.h b/engines/cge/cge_main.h
index e3d8d40846..293943d358 100644
--- a/engines/cge/cge_main.h
+++ b/engines/cge/cge_main.h
@@ -34,13 +34,11 @@
 #include "cge/sound.h"
 
 namespace CGE {
-#define CAVE_X         4
-#define CAVE_Y         166
-#define CAVE_SX        0
-#define CAVE_SY        0
-
-#define PAIN           (_vm->_flag[0])
 
+#define kCaveX         4
+#define kCaveY         166
+#define kCaveSX        0
+#define kCaveSY        0
 #define kInfoX         177
 #define kInfoY         164
 #define kInfoW         140
@@ -85,6 +83,15 @@ namespace CGE {
 #define kScrWidth      320
 #define kScrHeight     200
 #define kWorldHeight   (kScrHeight - kPanHeight)
+#define kStackSize     2048
+#define kSavegameCheckSum   (1956 + _now + _oldLev + _game + _music + _demoText)
+#define kSavegame0Name ("{{INIT}}" kSvgExt)
+#define kSavegame0File INI_FILE
+#define kSavegameStrSize 11
+#define kGameFrameDelay (1000 / 50)
+#define kGameTickDelay  (1000 / 62)
+
+
 
 class System : public Sprite {
 	int _lum;
diff --git a/engines/cge/detection.cpp b/engines/cge/detection.cpp
index 24fd3d2043..3455052730 100644
--- a/engines/cge/detection.cpp
+++ b/engines/cge/detection.cpp
@@ -154,10 +154,10 @@ SaveStateList CGEMetaEngine::listSaves(const char *target) const {
 				CGE::SavegameHeader header;
 
 				// Check to see if it's a ScummVM savegame or not
-				char buffer[SAVEGAME_STR_SIZE + 1];
-				file->read(buffer, SAVEGAME_STR_SIZE + 1);
+				char buffer[kSavegameStrSize + 1];
+				file->read(buffer, kSavegameStrSize + 1);
 
-				if (!strncmp(buffer, CGE::SAVEGAME_STR, SAVEGAME_STR_SIZE + 1)) {
+				if (!strncmp(buffer, CGE::savegameStr, kSavegameStrSize + 1)) {
 					// Valid savegame
 					if (CGE::CGEEngine::readSavegameHeader(file, header)) {
 						saveList.push_back(SaveStateDescriptor(slotNum, header.saveName));
@@ -184,10 +184,10 @@ SaveStateDescriptor CGEMetaEngine::querySaveMetaInfos(const char *target, int sl
 	CGE::SavegameHeader header;
 
 	// Check to see if it's a ScummVM savegame or not
-	char buffer[SAVEGAME_STR_SIZE + 1];
-	f->read(buffer, SAVEGAME_STR_SIZE + 1);
+	char buffer[kSavegameStrSize + 1];
+	f->read(buffer, kSavegameStrSize + 1);
 
-	bool hasHeader = !strncmp(buffer, CGE::SAVEGAME_STR, SAVEGAME_STR_SIZE + 1) &&
+	bool hasHeader = !strncmp(buffer, CGE::savegameStr, kSavegameStrSize + 1) &&
 		CGE::CGEEngine::readSavegameHeader(f, header);
 	delete f;
 
diff --git a/engines/cge/events.cpp b/engines/cge/events.cpp
index 113b64cee8..50544255a8 100644
--- a/engines/cge/events.cpp
+++ b/engines/cge/events.cpp
@@ -136,7 +136,7 @@ void Keyboard::newKeyboard(Common::Event &event) {
 		if (_client) {
 			CGEEvent &evt = _eventManager->getNextEvent();
 			evt._x = _current;	// Keycode
-			evt._mask = KEYB;	// Event mask
+			evt._mask = kEventKeyb;	// Event mask
 			evt._spritePtr = _client;	// Sprite pointer
 		}
 	}
@@ -218,22 +218,22 @@ void Mouse::newMouse(Common::Event &event) {
 
 	switch (event.type) {
 	case Common::EVENT_MOUSEMOVE:
-		evt._mask = ROLL;
+		evt._mask = kMouseRoll;
 		break;
 	case Common::EVENT_LBUTTONDOWN:
-		evt._mask = L_DN;
+		evt._mask = kMouseLeftDown;
 		_buttons |= 1;
 		break;
 	case Common::EVENT_LBUTTONUP:
-		evt._mask = L_UP;
+		evt._mask = kMouseLeftUp;
 		_buttons &= ~1;
 		break;
 	case Common::EVENT_RBUTTONDOWN:
-		evt._mask = R_DN;
+		evt._mask = kMouseRightDown;
 		_buttons |= 2;
 		break;
 	case Common::EVENT_RBUTTONUP:
-		evt._mask = R_UP;
+		evt._mask = kMouseRightUp;
 		_buttons &= ~2;
 		break;
 	default:
@@ -282,22 +282,22 @@ void EventManager::handleEvents() {
 		CGEEvent e = _eventQueue[_eventQueueTail];
 		if (e._mask) {
 			if (_mouse->_hold && e._spritePtr != _mouse->_hold)
-				_mouse->_hold->touch(e._mask | ATTN, e._x - _mouse->_hold->_x, e._y - _mouse->_hold->_y);
+				_mouse->_hold->touch(e._mask | kEventAttn, e._x - _mouse->_hold->_x, e._y - _mouse->_hold->_y);
 
 			// update mouse cursor position
-			if (e._mask & ROLL)
+			if (e._mask & kMouseRoll)
 				_mouse->gotoxy(e._x, e._y);
 
 			// activate current touched SPRITE
 			if (e._spritePtr) {
-				if (e._mask & KEYB)
+				if (e._mask & kEventKeyb)
 					e._spritePtr->touch(e._mask, e._x, e._y);
 				else
 					e._spritePtr->touch(e._mask, e._x - e._spritePtr->_x, e._y - e._spritePtr->_y);
 			} else if (_sys)
 					_sys->touch(e._mask, e._x, e._y);
 
-			if (e._mask & L_DN) {
+			if (e._mask & kMouseLeftDown) {
 				_mouse->_hold = e._spritePtr;
 				if (_mouse->_hold) {
 					_mouse->_hold->_flags._hold = true;
@@ -309,7 +309,7 @@ void EventManager::handleEvents() {
 				}
 			}
 
-			if (e._mask & L_UP) {
+			if (e._mask & kMouseLeftUp) {
 				if (_mouse->_hold) {
 					_mouse->_hold->_flags._hold = false;
 					_mouse->_hold = NULL;
@@ -318,10 +318,10 @@ void EventManager::handleEvents() {
 			///Touched = e.Ptr;
 
 			// discard Text if button released
-			if (e._mask & (L_UP | R_UP))
+			if (e._mask & (kMouseLeftUp | kMouseRightUp))
 				killText();
 		}
-		_eventQueueTail = (_eventQueueTail + 1) % EVT_MAX;
+		_eventQueueTail = (_eventQueueTail + 1) % kEventMax;
 	}
 	if (_mouse->_hold) {
 		if (_mouse->_hold->_flags._drag)
@@ -332,7 +332,7 @@ void EventManager::handleEvents() {
 void EventManager::clearEvent(Sprite *spr) {
 	if (spr) {
 		uint16 e;
-		for (e = _eventQueueTail; e != _eventQueueHead; e = (e + 1) % EVT_MAX)
+		for (e = _eventQueueTail; e != _eventQueueHead; e = (e + 1) % kEventMax)
 			if (_eventQueue[e]._spritePtr == spr)
 				_eventQueue[e]._mask = 0;
 	} else
@@ -341,7 +341,7 @@ void EventManager::clearEvent(Sprite *spr) {
 
 CGEEvent &EventManager::getNextEvent() {
 	CGEEvent &evt = _eventQueue[_eventQueueHead];
-	_eventQueueHead = (_eventQueueHead + 1) % EVT_MAX;
+	_eventQueueHead = (_eventQueueHead + 1) % kEventMax;
 
 	return evt;
 }
diff --git a/engines/cge/events.h b/engines/cge/events.h
index b213caed3c..124597c329 100644
--- a/engines/cge/events.h
+++ b/engines/cge/events.h
@@ -40,6 +40,17 @@ namespace CGE {
 
 #define kKeyCtrl    29
 #define kKeyAlt     56
+#define kEventMax   256
+
+enum EventMask {
+	kMouseRoll      = 1 << 0,
+	kMouseLeftDown  = 1 << 1,
+	kMouseLeftUp    = 1 << 2,
+	kMouseRightDown = 1 << 3,
+	kMouseRightUp   = 1 << 4,
+	kEventAttn      = 1 << 5,
+	kEventKeyb      = 1 << 7
+};
 
 class Keyboard {
 private:
@@ -62,15 +73,6 @@ public:
 
 /*----------------- MOUSE interface -----------------*/
 
-#define EVT_MAX     256
-#define ROLL        0x01
-#define L_DN        0x02
-#define L_UP        0x04
-#define R_DN        0x08
-#define R_UP        0x10
-#define ATTN        0x20 // 0x40
-#define KEYB        0x80
-
 extern Talk *_talk;
 
 struct CGEEvent {
@@ -105,7 +107,7 @@ private:
 class EventManager {
 private:
 	Common::Event _event;
-	CGEEvent _eventQueue[EVT_MAX];
+	CGEEvent _eventQueue[kEventMax];
 	uint16 _eventQueueHead;
 	uint16 _eventQueueTail;
 
diff --git a/engines/cge/game.cpp b/engines/cge/game.cpp
index 4107580691..e64e4af38a 100644
--- a/engines/cge/game.cpp
+++ b/engines/cge/game.cpp
@@ -50,16 +50,16 @@ int Fly::_l = 20,
 
 Fly::Fly(CGEEngine *vm, Bitmap **shpl)
 	: Sprite(vm, shpl), _tx(0), _ty(0), _vm(vm) {
-	step(new_random(2));
-	gotoxy(_l + new_random(_r - _l - _w), _t + new_random(_b - _t - _h));
+	step(newRandom(2));
+	gotoxy(_l + newRandom(_r - _l - _w), _t + newRandom(_b - _t - _h));
 }
 
 void Fly::tick() {
 	step();
 	if (!_flags._kept) {
-		if (new_random(10) < 1) {
-			_tx = new_random(3) - 1;
-			_ty = new_random(3) - 1;
+		if (newRandom(10) < 1) {
+			_tx = newRandom(3) - 1;
+			_ty = newRandom(3) - 1;
 		}
 		if (_x + _tx < _l || _x + _tx + _w > _r)
 			_tx = -_tx;
diff --git a/engines/cge/general.cpp b/engines/cge/general.cpp
index 8e141a8be4..b9c10a7029 100644
--- a/engines/cge/general.cpp
+++ b/engines/cge/general.cpp
@@ -327,7 +327,7 @@ long timer() {
 	return 0;
 }
 
-int new_random(int range) {
+int newRandom(int range) {
 	return ((CGEEngine *)g_engine)->_randomSource.getRandomNumber(range - 1);
 }
 
diff --git a/engines/cge/general.h b/engines/cge/general.h
index 57991f2125..fe34606108 100644
--- a/engines/cge/general.h
+++ b/engines/cge/general.h
@@ -129,7 +129,7 @@ char *wtom(uint16 val, char *str, int radix, int len);
 char *dwtom(uint32 val, char * str, int radix, int len);
 int takeEnum(const char **tab, const char *text);
 long timer();
-int new_random(int range);
+int newRandom(int range);
 } // End of namespace CGE
 
 #endif
diff --git a/engines/cge/gettext.cpp b/engines/cge/gettext.cpp
index a2408bc792..d96e494402 100644
--- a/engines/cge/gettext.cpp
+++ b/engines/cge/gettext.cpp
@@ -77,7 +77,7 @@ void GetText::touch(uint16 mask, int x, int y) {
 	static char bezo[] = "ACELNOSXZ";
 	char *p;
 
-	if (mask & KEYB) {
+	if (mask & kEventKeyb) {
 		_vm->keyClick();
 		switch (x) {
 		case Enter :
diff --git a/engines/cge/jbw.h b/engines/cge/jbw.h
index 4540c1d8e5..128a92f594 100644
--- a/engines/cge/jbw.h
+++ b/engines/cge/jbw.h
@@ -33,7 +33,6 @@
 namespace CGE {
 
 // Defines found in cge.mak
-#define VOL
 #define INI_FILE VFile // Or is it CFile?
 #define PIC_FILE VFile
 #define BMP_MODE 0
diff --git a/engines/cge/mixer.cpp b/engines/cge/mixer.cpp
index decc516ae3..ba24f832c3 100644
--- a/engines/cge/mixer.cpp
+++ b/engines/cge/mixer.cpp
@@ -107,7 +107,7 @@ Mixer::~Mixer() {
 void Mixer::touch(uint16 mask, int x, int y) {
 	Sprite::touch(mask, x, y);
 
-	if (mask & L_UP) {
+	if (mask & kMouseLeftUp) {
 		warning("STUB: Mixer::touch(): Digital Volume");
 /*		uint8 *vol = (&_sndDrvInfo.Vol2._d) + (x < _w / 2);
 		if (y < kMixButtonHigh) {
@@ -129,7 +129,7 @@ void Mixer::tick() {
 	if (spriteAt(x, y) == this) {
 		_fall = kMixFall;
 		if (_flags._hold)
-			touch(L_UP, x - _x, y - _y);
+			touch(kMouseLeftUp, x - _x, y - _y);
 	} else {
 		if (_fall)
 			_fall--;
diff --git a/engines/cge/snail.cpp b/engines/cge/snail.cpp
index aece48a933..2d4c28c0ab 100644
--- a/engines/cge/snail.cpp
+++ b/engines/cge/snail.cpp
@@ -36,15 +36,6 @@
 
 namespace CGE {
 
-extern  Sprite *_pocLight;
-
-//-------------------------------------------------------------------------
-//	SPRITE * Pocket[POCKET_NX]={ NULL, NULL, NULL, NULL,
-//					    NULL, NULL, NULL, NULL, };
-//	int      _pocPtr      =  0;
-//-------------------------------------------------------------------------
-extern  Sprite *_pocket[];
-
 void CGEEngine::snGame(Sprite *spr, int num) {
 	debugC(1, kCGEDebugEngine, "CGEEngine::snGame(spr, %d)", num);
 
@@ -67,11 +58,11 @@ void CGEEngine::snGame(Sprite *spr, int num) {
 		}
 
 		if (_game) { // continue game
-			int i = new_random(3), hand = (dup[0]->_shpCnt == 6);
+			int i = newRandom(3), hand = (dup[0]->_shpCnt == 6);
 			Stage++;
 			if (hand && Stage > kDressed)
 				++hand;
-			if (i >= 0 || (dup[i] == spr && new_random(3) == 0)) {
+			if (i >= 0 || (dup[i] == spr && newRandom(3) == 0)) {
 				_snail->addCom(kSnSeq, -1, 3, dup[0]);               // yes
 				_snail->addCom(kSnSeq, -1, 3, dup[1]);               // yes
 				_snail->addCom(kSnSeq, -1, 3, dup[2]);               // yes
@@ -149,9 +140,9 @@ void CGEEngine::snGame(Sprite *spr, int num) {
 			_snail->addCom(kSnGame, 20002, 2, NULL);
 			_game = true;
 		} else { // cont
-			_sprK1->step(new_random(6));
-			_sprK2->step(new_random(6));
-			_sprK3->step(new_random(6));
+			_sprK1->step(newRandom(6));
+			_sprK2->step(newRandom(6));
+			_sprK3->step(newRandom(6));
 			///--------------------
 			if (spr->_ref == 1 && _keyboard->_key[kKeyAlt]) {
 				_sprK1->step(5);
@@ -179,7 +170,7 @@ void CGEEngine::snGame(Sprite *spr, int num) {
 					_game = false;
 					return;
 				} else
-					_sprK3->step(new_random(5));
+					_sprK3->step(newRandom(5));
 			}
 			if (_gameCase2Cpt < 100) {
 				switch (_gameCase2Cpt) {
diff --git a/engines/cge/text.cpp b/engines/cge/text.cpp
index 485ba00ad1..699bd5bcc1 100644
--- a/engines/cge/text.cpp
+++ b/engines/cge/text.cpp
@@ -199,18 +199,18 @@ void Text::say(const char *text, Sprite *spr) {
 
 		_talk->_flags._kill = true;
 		_talk->_flags._bDel = true;
-		_talk->setName(_text->getText(SAY_NAME));
+		_talk->setName(_text->getText(kSayName));
 		_talk->gotoxy(x - (_talk->_w - sw) / 2 - 3 + 6 * east, y - spike->_h - _talk->_h + 1);
 		_talk->_z = 125;
-		_talk->_ref = SAY_REF;
+		_talk->_ref = kSayRef;
 
 		spike->gotoxy(x, _talk->_y + _talk->_h - 1);
 		spike->_z = 126;
 		spike->_flags._slav = true;
 		spike->_flags._kill = true;
-		spike->setName(_text->getText(SAY_NAME));
+		spike->setName(_text->getText(kSayName));
 		spike->step(east);
-		spike->_ref = SAY_REF;
+		spike->_ref = kSayRef;
 
 		_vga->_showQ->insert(_talk, _vga->_showQ->last());
 		_vga->_showQ->insert(spike, _vga->_showQ->last());
@@ -225,11 +225,11 @@ void CGEEngine::inf(const char *text) {
 	if (_talk) {
 		_talk->_flags._kill = true;
 		_talk->_flags._bDel = true;
-		_talk->setName(_text->getText(INF_NAME));
+		_talk->setName(_text->getText(kInfName));
 		_talk->center();
 		_talk->gotoxy(_talk->_x, _talk->_y - 20);
 		_talk->_z = 126;
-		_talk->_ref = INF_REF;
+		_talk->_ref = kInfRef;
 		_vga->_showQ->insert(_talk, _vga->_showQ->last());
 	}
 }
diff --git a/engines/cge/text.h b/engines/cge/text.h
index 6ed5b32b22..bb905ac655 100644
--- a/engines/cge/text.h
+++ b/engines/cge/text.h
@@ -37,16 +37,11 @@ namespace CGE {
 
 #define kSayExt         ".SAY"
 
-#define NOT_VGA_TEXT    90
-#define BAD_CHIP_TEXT   91
-#define BAD_DOS_TEXT    92
-#define NO_CORE_TEXT    93
-#define BAD_MIPS_TEXT   94
-#define NO_MOUSE_TEXT   95
-#define INF_NAME        101
-#define SAY_NAME        102
-#define INF_REF         301
-#define SAY_REF         302
+#define kTextNoMouse    95
+#define kInfName        101
+#define kSayName        102
+#define kInfRef         301
+#define kSayRef         302
 
 
 class Text {
diff --git a/engines/cge/vmenu.cpp b/engines/cge/vmenu.cpp
index e8aa899583..48b27d9727 100644
--- a/engines/cge/vmenu.cpp
+++ b/engines/cge/vmenu.cpp
@@ -136,7 +136,7 @@ void Vmenu::touch(uint16 mask, int x, int y) {
 
 		_bar->gotoxy(_x + kTextHMargin - kMenuBarHM, _y + kTextVMargin + n * h - kMenuBarVM);
 
-		if (ok && (mask & L_UP)) {
+		if (ok && (mask & kMouseLeftUp)) {
 			_items = 0;
 			_snail_->addCom(kSnKill, -1, 0, this);
 			_recent = n;
-- 
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