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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/ultima4/map/tilemap.h"
#include "ultima/ultima4/map/tile.h"
#include "ultima/ultima4/core/config.h"
#include "ultima/ultima4/map/tileset.h"
namespace Ultima {
namespace Ultima4 {
TileMaps *g_tileMaps;
TileMaps::TileMaps() {
g_tileMaps = this;
loadAll();
}
TileMaps::~TileMaps() {
unloadAll();
g_tileMaps = nullptr;
}
void TileMaps::loadAll() {
const Config *config = Config::getInstance();
Std::vector<ConfigElement> conf;
// FIXME: make sure tilesets are loaded by now
unloadAll();
// Open the filename for the tileset and parse it!
conf = config->getElement("tilesets").getChildren();
// Load all of the tilemaps
for (Std::vector<ConfigElement>::iterator i = conf.begin(); i != conf.end(); i++) {
if (i->getName() == "tilemap") {
// Load the tilemap !
load(*i);
}
}
}
void TileMaps::unloadAll() {
// Free all the memory for the tile maps
for (iterator it = begin(); it != end(); it++)
delete it->_value;
// Clear the map so we don't attempt to delete the memory again next time
clear();
}
void TileMaps::load(const ConfigElement &tilemapConf) {
TileMap *tm = new TileMap();
Common::String name = tilemapConf.getString("name");
Common::String tileset = tilemapConf.getString("tileset");
int index = 0;
Std::vector<ConfigElement> children = tilemapConf.getChildren();
for (Std::vector<ConfigElement>::iterator i = children.begin(); i != children.end(); i++) {
if (i->getName() != "mapping")
continue;
// We assume tiles have already been loaded at this point,
// so let's do some translations!
int frames = 1;
Common::String tile = i->getString("tile");
// Find the tile this references
Tile *t = g_tileSets->get(tileset)->getByName(tile);
if (!t)
error("Error: tile '%s' from '%s' was not found in tileset %s", tile.c_str(), name.c_str(), tileset.c_str());
if (i->exists("index"))
index = i->getInt("index");
if (i->exists("frames"))
frames = i->getInt("frames");
// Insert the tile into the tile map
for (int idx = 0; idx < frames; idx++) {
if (idx < t->getFrames())
tm->_tileMap[index + idx] = MapTile(t->getId(), idx);
// Frame fell out of the scope of the tile -- frame is set to 0
else
tm->_tileMap[index + idx] = MapTile(t->getId(), 0);
}
index += frames;
}
// Add the tilemap to our list
(*this)[name] = tm;
}
TileMap *TileMaps::get(Common::String name) {
if (find(name) != end())
return (*this)[name];
else
return nullptr;
}
/*-------------------------------------------------------------------*/
MapTile TileMap::translate(uint index) {
return _tileMap[index];
}
uint TileMap::untranslate(MapTile &tile) {
uint index = 0;
for (Common::HashMap<uint, MapTile>::iterator i = _tileMap.begin(); i != _tileMap.end(); i++) {
if (i->_value == tile) {
index = i->_key;
break;
}
}
index += tile._frame;
return index;
}
} // End of namespace Ultima4
} // End of namespace Ultima
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