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/*
* Instance.cpp
*
* Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
*
* 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 <iostream>
#include <libxml++/validators/dtdvalidator.h>
#include <libxml/tree.h>
#include "Instance.h"
#include "Gui/Window.h"
#include "Data/Level.h"
namespace ZoomEdit {
guint Instance::instances = 0;
Instance::Instance(const Glib::ustring &file) : window(NULL), levelXml(NULL), level(NULL) {
instances++;
#ifdef GLIBMM_EXCEPTIONS_ENABLED
try
{
xml = Gnome::Glade::Xml::create("zoomedit.glade");
}
catch(const Gnome::Glade::XmlError& ex)
{
std::cerr << ex.what() << std::endl;
return;
}
#else
std::auto_ptr<Gnome::Glade::XmlError> error;
xml = Gnome::Glade::Xml::create("zoomedit.glade", "", "", error);
if(error.get())
{
std::cerr << error->what() << std::endl;
return;
}
#endif
xml->get_widget_derived("WindowMain", window);
if(!window) {
xml.clear();
return;
}
window->signal_hide().connect(sigc::mem_fun(this, &Instance::destroy));
if(file.empty())
createLevel();
else
loadLevel(file);
window->show();
}
Instance::~Instance() {
if(window)
delete window;
if(level)
delete level;
if(levelXml)
delete levelXml;
instances--;
if(!instances)
Gtk::Main::quit();
}
void Instance::createLevel() {
if(level)
delete level;
if(levelXml)
delete levelXml;
levelXml = new xmlpp::DomParser;
xmlpp::Document *doc = levelXml->get_document();
xmlSetDocCompressMode(doc->cobj(), 9);
xmlpp::Element *root = doc->create_root_node("level");
xmlpp::Element *info = root->add_child("info");
info->add_child("name");
info->add_child("desc");
xmlpp::Element *start = info->add_child("start");
start->set_attribute("x", "0");
start->set_attribute("y", "0");
start->set_attribute("z", "0");
root->add_child("rooms");
root->add_child("gates");
root->add_child("textures");
level = new Data::Level(root);
}
bool Instance::loadLevel(const Glib::ustring &file) {
if(level) {
delete level;
level = NULL;
}
if(levelXml)
delete levelXml;
levelXml = new xmlpp::DomParser(file);
xmlpp::Document *doc = levelXml->get_document();
if(!doc || !doc->get_root_node())
return false;
if(!xmlpp::DtdValidator("level.dtd").validate(doc))
return false;
level = new Data::Level(doc->get_root_node());
return (level != NULL);
}
bool Instance::saveLevel(const Glib::ustring &file) {
if(!level | !levelXml->get_document())
return false;
levelXml->get_document()->write_to_file(file);
return true;
}
bool Instance::create(const Glib::ustring &file) {
Instance *instance = new Instance(file);
if(!instance->level) {
delete instance;
return false;
}
return true;
}
void Instance::destroy() {
delete this;
}
}
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