Initial commit

engines/ags/shared/game/custom_properties.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 "ags/shared/game/custom_properties.h"
+#include "ags/shared/util/stream.h"
+#include "ags/shared/util/string_utils.h"
+
+namespace AGS3 {
+namespace AGS {
+namespace Shared {
+
+PropertyDesc::PropertyDesc() {
+	Type = kPropertyBoolean;
+}
+
+PropertyDesc::PropertyDesc(const String &name, PropertyType type, const String &desc, const String &def_value) {
+	Name = name;
+	Type = type;
+	Description = desc;
+	DefaultValue = def_value;
+}
+
+
+namespace Properties {
+
+PropertyError ReadSchema(PropertySchema &schema, Stream *in) {
+	PropertyVersion version = (PropertyVersion)in->ReadInt32();
+	if (version < kPropertyVersion_Initial ||
+	        version > kPropertyVersion_Current) {
+		return kPropertyErr_UnsupportedFormat;
+	}
+
+	PropertyDesc prop;
+	int count = in->ReadInt32();
+	if (version == kPropertyVersion_Initial) {
+		for (int i = 0; i < count; ++i) {
+			prop.Name.Read(in, LEGACY_MAX_CUSTOM_PROP_SCHEMA_NAME_LENGTH);
+			prop.Description.Read(in, LEGACY_MAX_CUSTOM_PROP_DESC_LENGTH);
+			prop.DefaultValue.Read(in, LEGACY_MAX_CUSTOM_PROP_VALUE_LENGTH);
+			prop.Type = (PropertyType)in->ReadInt32();
+			schema[prop.Name] = prop;
+		}
+	} else {
+		for (int i = 0; i < count; ++i) {
+			prop.Name = StrUtil::ReadString(in);
+			prop.Type = (PropertyType)in->ReadInt32();
+			prop.Description = StrUtil::ReadString(in);
+			prop.DefaultValue = StrUtil::ReadString(in);
+			schema[prop.Name] = prop;
+		}
+	}
+	return kPropertyErr_NoError;
+}
+
+void WriteSchema(const PropertySchema &schema, Stream *out) {
+	out->WriteInt32(kPropertyVersion_Current);
+	out->WriteInt32(schema.size());
+	for (PropertySchema::const_iterator it = schema.begin();
+	        it != schema.end(); ++it) {
+		const PropertyDesc &prop = it->_value;
+		StrUtil::WriteString(prop.Name, out);
+		out->WriteInt32(prop.Type);
+		StrUtil::WriteString(prop.Description, out);
+		StrUtil::WriteString(prop.DefaultValue, out);
+	}
+}
+
+PropertyError ReadValues(StringIMap &map, Stream *in, bool aligned) {
+	PropertyVersion version = (PropertyVersion)in->ReadInt32();
+	if (version < kPropertyVersion_Initial ||
+	        version > kPropertyVersion_Current) {
+		return kPropertyErr_UnsupportedFormat;
+	}
+
+	int count = in->ReadInt32();
+	if (version == kPropertyVersion_Initial) {
+		for (int i = 0; i < count; ++i) {
+			String name = String::FromStream(in, LEGACY_MAX_CUSTOM_PROP_NAME_LENGTH);
+			map[name] = String::FromStream(in, LEGACY_MAX_CUSTOM_PROP_VALUE_LENGTH);
+		}
+	} else {
+		if (aligned) {
+			for (int i = 0; i < count; ++i) {
+				String name = StrUtil::ReadStringAligned(in);
+				map[name] = StrUtil::ReadStringAligned(in);
+			}
+		} else {
+			for (int i = 0; i < count; ++i) {
+				String name = StrUtil::ReadString(in);
+				map[name] = StrUtil::ReadString(in);
+			}
+		}
+	}
+	return kPropertyErr_NoError;
+}
+
+void WriteValues(const StringIMap &map, Stream *out) {
+	out->WriteInt32(kPropertyVersion_Current);
+	out->WriteInt32(map.size());
+	for (StringIMap::const_iterator it = map.begin();
+	        it != map.end(); ++it) {
+		StrUtil::WriteString(it->_key, out);
+		StrUtil::WriteString(it->_value, out);
+	}
+}
+
+} // namespace Properties
+
+} // namespace Shared
+} // namespace AGS
+} // namespace AGS3