From efadb34b8d5e42ae20a5151687980721dc320c98 Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Wed, 22 Feb 2017 20:41:25 -0500
Subject: TITANIC: Renamings and cleanup for CCreditText

---
 engines/titanic/support/credit_text.cpp | 51 ++++++++++++++++-----------------
 engines/titanic/support/credit_text.h   | 13 +++------
 2 files changed, 29 insertions(+), 35 deletions(-)

(limited to 'engines/titanic/support')

diff --git a/engines/titanic/support/credit_text.cpp b/engines/titanic/support/credit_text.cpp
index da6de6278e..dfe2298048 100644
--- a/engines/titanic/support/credit_text.cpp
+++ b/engines/titanic/support/credit_text.cpp
@@ -25,10 +25,10 @@
 
 namespace Titanic {
 
-CCreditText::CCreditText() : _screenManagerP(nullptr), _field14(0),
-	_ticks(0), _fontHeight(1), _objectP(nullptr), _totalHeight(0),
-	_field40(0), _field44(0), _field48(0), _field4C(0), _field50(0),
-	_field54(0), _field58(0), _counter(0) {
+CCreditText::CCreditText() : _screenManagerP(nullptr), _ticks(0),
+		_fontHeight(1), _objectP(nullptr), _totalHeight(0),
+		_yPos(0), _textR(0), _textG(0), _textB(0), _destR(0),
+		_destG(0), _destB(0), _counter(0) {
 }
 
 void CCreditText::clear() {
@@ -37,21 +37,20 @@ void CCreditText::clear() {
 }
 
 void CCreditText::load(CGameObject *obj, CScreenManager *screenManager,
-		const Rect &rect, int v) {
+		const Rect &rect) {
 	_objectP = obj;
 	_screenManagerP = screenManager;
-	_field14 = v;
 
 	setup();
 
 	_ticks = g_vm->_events->getTicksCount();
-	_field40 = 0;
-	_field44 = 0xFF;
-	_field48 = 0xFF;
-	_field4C = 0xFF;
-	_field50 = 0;
-	_field54 = 0;
-	_field58 = 0;
+	_yPos = 0;
+	_textR = 0xFF;
+	_textG = 0xFF;
+	_textB = 0xFF;
+	_destR = 0;
+	_destG = 0;
+	_destB = 0;
 	_counter = 0;
 }
 
@@ -154,26 +153,26 @@ bool CCreditText::draw() {
 		return false;
 
 	if (++_counter > 200) {
-		_field44 += _field50;
-		_field48 += _field54;
-		_field4C += _field58;
-		_field50 = g_vm->getRandomNumber(63) + 192 - _field44;
-		_field54 = g_vm->getRandomNumber(63) + 192 - _field48;
-		_field58 = g_vm->getRandomNumber(63) + 192 - _field4C;
+		_textR += _destR;
+		_textG += _destG;
+		_textB += _destB;
+		_destR = g_vm->getRandomNumber(63) + 192 - _textR;
+		_destG = g_vm->getRandomNumber(63) + 192 - _textG;
+		_destB = g_vm->getRandomNumber(63) + 192 - _textB;
 		_counter = 0;
 	}
 
 	// Positioning adjustment, changing lines and/or group if necessary
-	int yDiff = (int)(g_vm->_events->getTicksCount() - _ticks) / 22 - _field40;
+	int yDiff = (int)(g_vm->_events->getTicksCount() - _ticks) / 22 - _yPos;
 	while (yDiff > 0) {
 		if (_totalHeight > 0) {
 			if (yDiff < _totalHeight) {
 				_totalHeight -= yDiff;
-				_field40 += yDiff;
+				_yPos += yDiff;
 				yDiff = 0;
 			} else {
 				yDiff -= _totalHeight;
-				_field40 += _totalHeight;
+				_yPos += _totalHeight;
 				_totalHeight = 0;
 			}
 		} else {
@@ -182,7 +181,7 @@ bool CCreditText::draw() {
 
 			++_lineIt;
 			yDiff -= _fontHeight;
-			_field40 += _fontHeight;
+			_yPos += _fontHeight;
 
 			if (_lineIt == (*_groupIt)->_lines.end()) {
 				// Move to next line group
@@ -204,9 +203,9 @@ bool CCreditText::draw() {
 	Point textPos;
 	for (textPos.y = _rect.top + _totalHeight; textPos.y <= _rect.bottom;
 			textPos.y += _fontHeight) {
-		int textR = _field44 + _field50 * _counter / 200;
-		int textG = _field48 + _field54 * _counter / 200;
-		int textB = _field4C + _field58 * _counter / 200;
+		int textR = _textR + _destR * _counter / 200;
+		int textG = _textG + _destG * _counter / 200;
+		int textB = _textB + _destB * _counter / 200;
 
 		// Single iteration loop to figure out RGB values for the line
 		do {
diff --git a/engines/titanic/support/credit_text.h b/engines/titanic/support/credit_text.h
index 3e5bfca0c2..05392f5048 100644
--- a/engines/titanic/support/credit_text.h
+++ b/engines/titanic/support/credit_text.h
@@ -65,7 +65,6 @@ private:
 public:
 	CScreenManager *_screenManagerP;
 	Rect _rect;
-	int _field14;
 	CCreditLineGroups _groups;
 	uint _ticks;
 	int _fontHeight;
@@ -73,13 +72,9 @@ public:
 	CCreditLineGroups::iterator _groupIt;
 	CCreditLines::iterator _lineIt;
 	int _totalHeight;
-	int _field40;
-	int _field44;
-	int _field48;
-	int _field4C;
-	int _field50;
-	int _field54;
-	int _field58;
+	int _yPos;
+	int _textR, _textG, _textB;
+	int _destR, _destG, _destB;
 	int _counter;
 public:
 	CCreditText();
@@ -93,7 +88,7 @@ public:
 	 * Sets the game object this override is associated with
 	 */
 	void load(CGameObject *obj, CScreenManager *screenManager,
-		const Rect &rect, int v = 0);
+		const Rect &rect);
 
 	/**
 	 * Draw the item
-- 
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