Initial commit

engines/cge2/spare.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * This code is based on original Sfinx source code
+ * Copyright (c) 1994-1997 Janusz B. Wisniewski and L.K. Avalon
+ */
+
+#include "cge2/spare.h"
+
+namespace CGE2 {
+
+void Spare::sync(Common::Serializer &s) {
+	int size = 0;
+	if (s.isSaving()) {
+		for (uint i = 0; i < _container.size(); i++)
+			if (_container[i]->_ref >= 141)
+				size++;
+		s.syncAsSint16LE(size);
+
+		for (uint i = 0; i < _container.size(); i++) {
+			if (_container[i]->_ref >= 141)
+				_container[i]->sync(s);
+		}
+	} else {
+		s.syncAsSint16LE(size);
+
+		for (int i = 0; i < size; i++) {
+			Sprite *sprite = new Sprite(_vm);
+			sprite->sync(s);
+			update(sprite);
+		}
+	}
+}
+
+void Spare::clear() {
+	for (uint i = 0; i < _container.size(); i++)
+		delete _container[i];
+
+	_container.clear();
+}
+
+Sprite *Spare::locate(int ref) {
+	for (uint i = 0; i < _container.size(); ++i) {
+		if (_container[i]->_ref == ref)
+			return _container[i];
+	}
+	return nullptr;
+}
+
+Sprite *Spare::take(int ref) {
+	Sprite *spr = nullptr;
+	if ((spr = locate(ref)) != nullptr) {
+		for (uint i = 0; i < _container.size(); ++i) {
+			if (spr == _container[i]) {
+				_container.remove_at(i);
+				break;
+			}
+		}
+	}
+	return spr;
+}
+
+void Spare::takeScene(int cav) {
+	int bakRef = cav << 8;
+	Common::Array<Sprite*> tempCont = _container;
+	for (uint i = 0; i < tempCont.size(); ++i) {
+		Sprite *spr = tempCont[i];
+		int c = spr->_scene;
+		if ((c == _vm->_now || c == 0) && spr->_ref != bakRef) {
+			spr = locate(spr->_ref);
+			_vm->_vga->_showQ->insert(spr);
+		}
+	}
+}
+
+void Spare::store(Sprite *spr) {
+	_container.push_back(spr);
+}
+
+void Spare::update(Sprite *spr) {
+	Sprite *sp = locate(spr->_ref);
+	if (sp == nullptr)
+		store(spr);
+	else {
+		sp->contract();
+		*sp = *spr;
+	}
+}
+
+void Spare::dispose(Sprite *spr) {
+	if (spr) {
+		_vm->_vga->_showQ->remove(spr);
+		update(spr->contract());
+	}
+}
+
+void Spare::dispose(int ref) {
+	dispose(_vm->_vga->_showQ->locate(ref));
+}
+
+void Spare::dispose() {
+	for (uint i = 0; i < _container.size(); ++i) {
+		if (_container[i]->_ref > 255)
+			dispose(_container[i]);
+	}
+}
+
+} // End of namespace CGE2