140 lines
4.1 KiB
C++
140 lines
4.1 KiB
C++
/*
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Copyright (C) 2001-2006, William Joseph.
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All Rights Reserved.
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This file is part of GtkRadiant.
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GtkRadiant is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GtkRadiant is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "parse.h"
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#include <list>
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#include "ientity.h"
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#include "ibrush.h"
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#include "ipatch.h"
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#include "ieclass.h"
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#include "iscriplib.h"
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#include "scenelib.h"
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#include "string/string.h"
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#include "stringio.h"
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#include "eclasslib.h"
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inline MapImporter *Node_getMapImporter(scene::Node &node)
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{
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return NodeTypeCast<MapImporter>::cast(node);
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}
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typedef std::list<std::pair<CopiedString, CopiedString> > KeyValues;
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NodeSmartReference g_nullNode(NewNullNode());
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NodeSmartReference Entity_create(EntityCreator &entityTable, EntityClass *entityClass, const KeyValues &keyValues)
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{
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scene::Node &entity(entityTable.createEntity(entityClass));
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for (KeyValues::const_iterator i = keyValues.begin(); i != keyValues.end(); ++i) {
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Node_getEntity(entity)->setKeyValue((*i).first.c_str(), (*i).second.c_str());
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}
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return NodeSmartReference(entity);
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}
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NodeSmartReference
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Entity_parseTokens(Tokeniser &tokeniser, EntityCreator &entityTable, const PrimitiveParser &parser, int index)
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{
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NodeSmartReference entity(g_nullNode);
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KeyValues keyValues;
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const char *classname = "";
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int count_primitives = 0;
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while (1) {
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tokeniser.nextLine();
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const char *token = tokeniser.getToken();
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if (token == 0) {
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Tokeniser_unexpectedError(tokeniser, token, "#entity-token");
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return g_nullNode;
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}
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if (!strcmp(token, "}")) { // end entity
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if (entity == g_nullNode) {
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// entity does not have brushes
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entity = Entity_create(entityTable, GlobalEntityClassManager().findOrInsert(classname, false),
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keyValues);
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}
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return entity;
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} else if (!strcmp(token, "{")) { // begin primitive
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if (entity == g_nullNode) {
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// entity has brushes
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entity = Entity_create(entityTable, GlobalEntityClassManager().findOrInsert(classname, true),
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keyValues);
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}
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tokeniser.nextLine();
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NodeSmartReference primitive(parser.parsePrimitive(tokeniser));
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if (primitive == g_nullNode || !Node_getMapImporter(primitive)->importTokens(tokeniser)) {
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globalErrorStream() << "brush " << count_primitives << ": parse error\n";
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return g_nullNode;
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}
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scene::Traversable *traversable = Node_getTraversable(entity);
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if (Node_getEntity(entity)->isContainer() && traversable != 0) {
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traversable->insert(primitive);
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} else {
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globalErrorStream() << "entity " << index << ": type " << classname << ": discarding brush "
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<< count_primitives << "\n";
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}
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++count_primitives;
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} else // epair
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{
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CopiedString key(token);
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token = tokeniser.getToken();
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if (token == 0) {
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Tokeniser_unexpectedError(tokeniser, token, "#epair-value");
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return g_nullNode;
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}
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keyValues.push_back(KeyValues::value_type(key, token));
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if (string_equal(key.c_str(), "classname")) {
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classname = keyValues.back().second.c_str();
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}
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}
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}
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// unreachable code
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return g_nullNode;
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}
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void Map_Read(scene::Node &root, Tokeniser &tokeniser, EntityCreator &entityTable, const PrimitiveParser &parser)
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{
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int count_entities = 0;
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for (;;) {
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tokeniser.nextLine();
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if (!tokeniser.getToken()) { // { or 0
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break;
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}
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NodeSmartReference entity(Entity_parseTokens(tokeniser, entityTable, parser, count_entities));
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if (entity == g_nullNode) {
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globalErrorStream() << "entity " << count_entities << ": parse error\n";
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return;
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}
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Node_getTraversable(root)->insert(entity);
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++count_entities;
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}
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}
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