mirror of
https://github.com/libretro/scummvm.git
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146 lines
3.8 KiB
C++
146 lines
3.8 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "ultima/ultima4/map/tilemap.h"
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#include "ultima/ultima4/map/tile.h"
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#include "ultima/ultima4/core/config.h"
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#include "ultima/ultima4/map/tileset.h"
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namespace Ultima {
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namespace Ultima4 {
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TileMaps *g_tileMaps;
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TileMaps::TileMaps() {
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g_tileMaps = this;
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loadAll();
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}
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TileMaps::~TileMaps() {
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unloadAll();
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g_tileMaps = nullptr;
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}
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void TileMaps::loadAll() {
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const Config *config = Config::getInstance();
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Std::vector<ConfigElement> conf;
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// FIXME: make sure tilesets are loaded by now
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unloadAll();
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// Open the filename for the tileset and parse it!
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conf = config->getElement("tilesets").getChildren();
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// Load all of the tilemaps
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for (Std::vector<ConfigElement>::iterator i = conf.begin(); i != conf.end(); i++) {
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if (i->getName() == "tilemap") {
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// Load the tilemap !
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load(*i);
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}
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}
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}
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void TileMaps::unloadAll() {
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// Free all the memory for the tile maps
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for (iterator it = begin(); it != end(); it++)
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delete it->_value;
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// Clear the map so we don't attempt to delete the memory again next time
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clear();
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}
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void TileMaps::load(const ConfigElement &tilemapConf) {
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TileMap *tm = new TileMap();
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Common::String name = tilemapConf.getString("name");
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Common::String tileset = tilemapConf.getString("tileset");
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int index = 0;
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Std::vector<ConfigElement> children = tilemapConf.getChildren();
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for (Std::vector<ConfigElement>::iterator i = children.begin(); i != children.end(); i++) {
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if (i->getName() != "mapping")
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continue;
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// We assume tiles have already been loaded at this point,
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// so let's do some translations!
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int frames = 1;
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Common::String tile = i->getString("tile");
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// Find the tile this references
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Tile *t = g_tileSets->get(tileset)->getByName(tile);
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if (!t)
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error("Error: tile '%s' from '%s' was not found in tileset %s", tile.c_str(), name.c_str(), tileset.c_str());
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if (i->exists("index"))
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index = i->getInt("index");
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if (i->exists("frames"))
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frames = i->getInt("frames");
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// Insert the tile into the tile map
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for (int idx = 0; idx < frames; idx++) {
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if (idx < t->getFrames())
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tm->_tileMap[index + idx] = MapTile(t->getId(), idx);
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// Frame fell out of the scope of the tile -- frame is set to 0
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else
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tm->_tileMap[index + idx] = MapTile(t->getId(), 0);
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}
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index += frames;
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}
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// Add the tilemap to our list
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(*this)[name] = tm;
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}
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TileMap *TileMaps::get(Common::String name) {
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if (find(name) != end())
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return (*this)[name];
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else
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return nullptr;
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}
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/*-------------------------------------------------------------------*/
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MapTile TileMap::translate(uint index) {
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return _tileMap[index];
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}
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uint TileMap::untranslate(MapTile &tile) {
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uint index = 0;
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for (Std::map<uint, MapTile>::iterator i = _tileMap.begin(); i != _tileMap.end(); i++) {
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if (i->_value == tile) {
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index = i->_key;
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break;
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}
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}
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index += tile._frame;
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return index;
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}
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} // End of namespace Ultima4
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} // End of namespace Ultima
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