3 // SuperTux - A Jump'n Run
4 // Copyright (C) 2004 Matthias Braun <matze@braunis.de
6 // This program is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU General Public License
8 // as published by the Free Software Foundation; either version 2
9 // of the License, or (at your option) any later version.
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 #include "display_manager.h"
27 TileMap::TileMap(DisplayManager& display_manager, Level* newlevel)
30 display_manager.add_drawable(this, LAYER_BACKGROUNDTILES);
31 display_manager.add_drawable(this, LAYER_TILES);
32 display_manager.add_drawable(this, LAYER_FOREGROUNDTILES);
40 TileMap::action(float )
45 TileMap::draw(Camera& viewport, int layer)
47 std::vector<unsigned int>* tiles;
49 case LAYER_BACKGROUNDTILES:
50 tiles = &level->bg_tiles; break;
52 tiles = &level->ia_tiles; break;
53 case LAYER_FOREGROUNDTILES:
54 tiles = &level->fg_tiles; break;
56 assert(!"Wrong layer when drawing tilemap.");
59 int tsx = int(viewport.get_translation().x / 32); // tilestartindex x
60 int tsy = int(viewport.get_translation().y / 32); // tilestartindex y
61 int sx = - (int(viewport.get_translation().x) % 32);
62 int sy = - (int(viewport.get_translation().y) % 32);
63 for(int x = sx, tx = tsx; x < screen->w && tx < level->width;
65 for(int y = sy, ty = tsy; y < screen->h && ty < level->height;
67 Tile::draw(x, y, (*tiles) [ty * level->width + tx]);