From 452274dae027933b2199cd26236f1a5e908c4275 Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Wed, 22 Jun 2016 20:43:54 -0400
Subject: TITANIC: Flesh out PET Rooms adding glyphs

---
 engines/titanic/pet_control/pet_rooms.cpp | 45 ++++++++++++++++++++++++++-----
 1 file changed, 39 insertions(+), 6 deletions(-)

(limited to 'engines/titanic/pet_control/pet_rooms.cpp')

diff --git a/engines/titanic/pet_control/pet_rooms.cpp b/engines/titanic/pet_control/pet_rooms.cpp
index 29a46880e0..b98c68c174 100644
--- a/engines/titanic/pet_control/pet_rooms.cpp
+++ b/engines/titanic/pet_control/pet_rooms.cpp
@@ -212,8 +212,45 @@ void CPetRooms::areaChanged(PetArea area) {
 		_petControl->makeDirty();
 }
 
-CPetRoomsGlyph *CPetRooms::addGlyph(int val, bool highlight) {
-	CPetRoomsGlyph *glyph = new CPetRoomsGlyph(val);
+void CPetRooms::addRandomRoom(int passClassNum) {
+	CPetRoomsGlyph *glyph = _glyphs.findMode1();
+	if (glyph)
+		glyph->setMode(RGM_2);
+
+	CRoomFlags roomFlags;
+	roomFlags.setRandomLocation(passClassNum, _field1D4);
+	if (addRoom(roomFlags, true)) {
+
+	}
+
+	warning("TODO: CPetRooms::addRoom");
+}
+
+CPetRoomsGlyph *CPetRooms::addRoom(uint roomFlags, bool highlight) {
+	// Ensure that we don't add room if the room is already present
+	if (_glyphs.hasFlags(roomFlags))
+		return nullptr;
+	
+	if (_glyphs.size() >= 32)
+		// Too many rooms already
+		return nullptr;
+
+	// Do a preliminary scan of the glyph list for any glyph that is
+	// no longer valid, and thus can be removed
+	for (CPetRoomsGlyphs::iterator i = _glyphs.begin(); i != _glyphs.end(); ++i) {
+		CPetRoomsGlyph *glyph = static_cast<CPetRoomsGlyph *>(*i);
+		if (!glyph->isModeValid()) {
+			_glyphs.erase(i);
+			break;
+		}
+	}
+
+	// Add the glyph
+	return addGlyph(roomFlags, highlight);
+}
+
+CPetRoomsGlyph *CPetRooms::addGlyph(uint roomFlags, bool highlight) {
+	CPetRoomsGlyph *glyph = new CPetRoomsGlyph(roomFlags);
 	if (!glyph->setup(_petControl, &_glyphs)) {
 		delete glyph;
 		return nullptr;
@@ -226,10 +263,6 @@ CPetRoomsGlyph *CPetRooms::addGlyph(int val, bool highlight) {
 	}
 }
 
-void CPetRooms::addRoom(int roomNum) {
-	warning("TODO: CPetRooms::addRoom");
-}
-
 uint CPetRooms::mode1Flags() const {
 	CPetRoomsGlyph *glyph = _glyphs.findMode1();
 	return glyph ? glyph->getRoomFlags() : 0;
-- 
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