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-rw-r--r--engines/titanic/support/rect.cpp44
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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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "titanic/support/rect.h"
+
+namespace Titanic {
+
+void Rect::combine(const Rect &r) {
+ if (isEmpty() || r.isEmpty())
+ return;
+
+ Common::Rect::extend(r);
+}
+
+void Rect::constrain(const Rect &r) {
+ if (!isEmpty()) {
+ if (r.isEmpty()) {
+ clear();
+ } else {
+ Common::Rect::clip(r);
+ }
+ }
+}
+
+} // End of namespace Titanic