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engines/ultima/ultima8/usecode/usecode_flex.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/>.
+ *
+ */
+
+#include "ultima/ultima8/misc/debugger.h"
+
+#include "ultima/ultima8/usecode/usecode_flex.h"
+#include "ultima/ultima8/ultima8.h"
+
+namespace Ultima {
+namespace Ultima8 {
+
+const uint8 *UsecodeFlex::get_class(uint32 classid) {
+	const uint8 *obj = get_object_nodel(classid + 2);
+	return obj;
+}
+
+uint32 UsecodeFlex::get_class_size(uint32 classid) {
+	uint32 size = get_size(classid + 2);
+	return size;
+}
+
+const char *UsecodeFlex::get_class_name(uint32 classid) {
+	if (get_size(classid + 2) > 0) {
+		const uint8 *name_object = get_object_nodel(1);
+		return reinterpret_cast<const char *>(name_object + 4 + (13 * classid));
+	} else {
+		return nullptr;
+	}
+}
+
+uint32 UsecodeFlex::get_class_base_offset(uint32 classid) {
+	if (get_size(classid + 2) == 0) return 0;
+
+	if (GAME_IS_U8) {
+		return 0x0C;
+	} else if (GAME_IS_CRUSADER) {
+		const uint8 *obj = get_object_nodel(classid + 2);
+		uint32 offset = obj[8];
+		offset += obj[9] << 8;
+		offset += obj[10] << 16;
+		offset += obj[11] << 24;
+		offset--;
+		return offset;
+	} else {
+		warning("Invalid game type.");
+		return 0;
+	}
+}
+
+uint32 UsecodeFlex::get_class_event_count(uint32 classid) {
+	if (get_size(classid + 2) == 0) return 0;
+
+	if (GAME_IS_U8) {
+		return 32;
+	} else if (GAME_IS_CRUSADER) {
+		return (get_class_base_offset(classid) + 19) / 6;
+	} else {
+		warning("Invalid game type.");
+		return 0;
+	}
+}
+
+} // End of namespace Ultima8
+} // End of namespace Ultima