From a0b6b08ecd294003eaceb8b2aba037bb4d56f069 Mon Sep 17 00:00:00 2001
From: Nipun Garg
Date: Fri, 7 Jun 2019 22:27:29 +0530
Subject: HDB: Add TileLookup struct and _tLookupArray

_tLookupArray is a reference needed to cache
the tiles in the current level
---
 engines/hdb/draw-manager.cpp | 40 +++++++++++++++++++++++++++++++++++++++-
 engines/hdb/draw-manager.h   | 12 ++++++++++++
 2 files changed, 51 insertions(+), 1 deletion(-)

diff --git a/engines/hdb/draw-manager.cpp b/engines/hdb/draw-manager.cpp
index 85ee4ec9aa..564e178f35 100644
--- a/engines/hdb/draw-manager.cpp
+++ b/engines/hdb/draw-manager.cpp
@@ -25,17 +25,55 @@
 namespace HDB {
 
 DrawMan::DrawMan() {
+	_tLookupArray = NULL;
 	_systemInit = false;
 }
 
 bool DrawMan::init() {
 
+	// Read total number of tiles in game
 	_numTiles = g_hdb->_fileMan->getCount("t32_", TYPE_TILE32);
-
 	if (!_numTiles) {
 		return false;
 	}
 
+	// Setup Tile Lookup Array
+	_tLookupArray = new TileLookup[_numTiles];
+	Common::Array<const char *> tileData = *g_hdb->_fileMan->findFiles("t32_", TYPE_TILE32);
+
+	int index = 0, skyIndex = 0;
+	for (; index < _numTiles; index++) {
+		_tLookupArray[index].filename = tileData[index];
+		_tLookupArray[index].tData = NULL;
+		_tLookupArray[index].skyIndex = 0;
+		_tLookupArray[index].animIndex = index;
+		// Check if the loaded Tile is a Sky Tile
+		if (((Common::String)tileData[index]).contains("sky") && (skyIndex < kMaxSkies)) {
+			_tLookupArray[index].skyIndex = skyIndex + 1;
+			_skyTiles[skyIndex] = index;
+			skyIndex++;
+		}
+	}
+
+	/*
+		TODO: Add Animating Tile Info
+	*/
+
+	// Init Sky Data
+	_currentSky = 0;
+
+	/*
+		TODO: Setup Gamma Table
+	*/
+
+	/*
+		TODO: Load Mouse Pointer and Display Cursor
+	*/
+
+	/*
+		TODO: Load all 4 levels of star colors and the snowflake
+	*/
+
 	_systemInit = true;
 	return true;
 }
diff --git a/engines/hdb/draw-manager.h b/engines/hdb/draw-manager.h
index c3e6d91eb6..2c651dd816 100644
--- a/engines/hdb/draw-manager.h
+++ b/engines/hdb/draw-manager.h
@@ -33,6 +33,15 @@ enum {
 	kMaxSkies = 10,
 };
 
+class Tile;
+
+struct TileLookup {
+	const char *filename;
+	Tile *tData;
+	uint16 skyIndex;
+	uint16 animIndex;
+};
+
 class DrawMan {
 public:
 
@@ -42,6 +51,9 @@ public:
 
 private:
 	int _numTiles;
+	TileLookup *_tLookupArray;
+	uint16 _skyTiles[kMaxSkies];
+	int _currentSky;	// 0 if no Sky, 1+ for which Sky to use
 	bool _systemInit;
 
 };
-- 
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