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engines/wintermute/ad/ad_inventory.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 file is based on WME Lite.
+ * http://dead-code.org/redir.php?target=wmelite
+ * Copyright (c) 2011 Jan Nedoma
+ */
+
+#include "engines/wintermute/ad/ad_inventory.h"
+#include "engines/wintermute/ad/ad_game.h"
+#include "engines/wintermute/ad/ad_item.h"
+#include "engines/wintermute/platform_osystem.h"
+#include "common/str.h"
+
+namespace Wintermute {
+
+IMPLEMENT_PERSISTENT(AdInventory, false)
+
+//////////////////////////////////////////////////////////////////////////
+AdInventory::AdInventory(BaseGame *inGame) : BaseObject(inGame) {
+	_scrollOffset = 0;
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+AdInventory::~AdInventory() {
+	_takenItems.removeAll(); // ref only
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+bool AdInventory::insertItem(const char *name, const char *insertAfter) {
+	if (name == nullptr) {
+		return STATUS_FAILED;
+	}
+
+	AdItem *item = ((AdGame *)_game)->getItemByName(name);
+	if (item == nullptr) {
+		return STATUS_FAILED;
+	}
+
+	int32 insertIndex = -1;
+	for (int32 i = 0; i < _takenItems.getSize(); i++) {
+		if (scumm_stricmp(_takenItems[i]->_name, name) == 0) {
+			_takenItems.removeAt(i);
+			i--;
+			continue;
+		}
+		if (insertAfter && scumm_stricmp(_takenItems[i]->_name, insertAfter) == 0) {
+			insertIndex = i + 1;
+		}
+	}
+
+
+	if (insertIndex == -1) {
+		_takenItems.add(item);
+	} else {
+		_takenItems.insertAt(insertIndex, item);
+	}
+
+	return STATUS_OK;
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+bool AdInventory::removeItem(const char *name) {
+	if (name == nullptr) {
+		return STATUS_FAILED;
+	}
+
+	for (int32 i = 0; i < _takenItems.getSize(); i++) {
+		if (scumm_stricmp(_takenItems[i]->_name, name) == 0) {
+			if (((AdGame *)_game)->_selectedItem == _takenItems[i]) {
+				((AdGame *)_game)->_selectedItem = nullptr;
+			}
+			_takenItems.removeAt(i);
+			return STATUS_OK;
+		}
+	}
+
+	return STATUS_FAILED;
+}
+
+
+
+//////////////////////////////////////////////////////////////////////////
+bool AdInventory::removeItem(AdItem *item) {
+	if (item == nullptr) {
+		return STATUS_FAILED;
+	}
+
+	for (int32 i = 0; i < _takenItems.getSize(); i++) {
+		if (_takenItems[i] == item) {
+			if (((AdGame *)_game)->_selectedItem == _takenItems[i]) {
+				((AdGame *)_game)->_selectedItem = nullptr;
+			}
+			_takenItems.removeAt(i);
+			return STATUS_OK;
+		}
+	}
+
+	return STATUS_FAILED;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool AdInventory::persist(BasePersistenceManager *persistMgr) {
+
+	BaseObject::persist(persistMgr);
+
+	_takenItems.persist(persistMgr);
+	persistMgr->transferSint32(TMEMBER(_scrollOffset));
+
+	return STATUS_OK;
+}
+
+} // End of namespace Wintermute