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.
27 #include "screen/drawing_context.h"
31 #include "lispreader.h"
32 #include "lispwriter.h"
35 : solid(false), speed(1), width(0), height(0), layer(LAYER_TILES)
37 tilemanager = TileManager::instance();
40 TileMap::TileMap(LispReader& reader)
41 : solid(false), speed(1), width(0), height(0), layer(LAYER_TILES)
43 tilemanager = TileManager::instance();
46 if(reader.read_string("layer", layer)) {
47 if(layer == "background")
48 layer = LAYER_BACKGROUNDTILES;
49 else if(layer == "interactive")
51 else if(layer == "foreground")
52 layer = LAYER_FOREGROUNDTILES;
54 std::cout << "Unknown layer '" << layer << "' in tilemap.\n";
57 reader.read_bool("solid", solid);
58 reader.read_float("speed", speed);
60 if(solid && speed != 1) {
61 std::cout << "Speed of solid tilemap is not 1. fixing.\n";
65 if(!reader.read_int("width", width) ||
66 !reader.read_int("height", height))
67 throw std::runtime_error("No width or height specified in tilemap.");
69 std::vector<unsigned int> tmp_tiles;
71 if(!reader.read_int_vector("tiles", tmp_tiles))
72 throw std::runtime_error("No tiles in tilemap.");
74 tiles.resize(tmp_tiles.size());
75 for(unsigned int i = 0; i < tmp_tiles.size(); ++i)
77 tiles[i].hidden = false;
78 tiles[i].id = tmp_tiles[i];
81 if(int(tiles.size()) != width*height)
82 throw std::runtime_error("wrong number of tiles in tilemap.");
90 TileMap::write(LispWriter& writer)
92 writer.start_list("tilemap");
94 if(layer == LAYER_BACKGROUNDTILES)
95 writer.write_string("layer", "background");
96 else if(layer == LAYER_TILES)
97 writer.write_string("layer", "interactive");
98 else if(layer == LAYER_FOREGROUNDTILES)
99 writer.write_string("layer", "foreground");
101 std::cout << "Warning unknown layer in tilemap.\n";
104 writer.write_bool("solid", solid);
105 writer.write_float("speed", speed);
106 writer.write_int("width", width);
107 writer.write_int("height", height);
109 std::vector<unsigned int> tmp_tiles;
110 tmp_tiles.resize(tiles.size());
111 for(unsigned int i = 0; i < tmp_tiles.size(); ++i)
113 tmp_tiles[i] = tiles[i].id;
115 writer.write_int_vector("tiles", tmp_tiles);
117 writer.end_list("tilemap");
121 TileMap::action(float )
126 TileMap::draw(DrawingContext& context)
128 /** if we don't round here, we'll have a 1 pixel gap on screen sometimes.
129 * I have no idea why */
130 float start_x = roundf(context.get_translation().x * speed);
131 float start_y = roundf(context.get_translation().y * speed);
132 float end_x = std::min(start_x + screen->w, float(width * 32));
133 float end_y = std::min(start_y + screen->h, float(height * 32));
134 start_x -= int(start_x) % 32;
135 start_y -= int(start_y) % 32;
136 int tsx = int(start_x / 32); // tilestartindex x
137 int tsy = int(start_y / 32); // tilestartindex y
141 for(pos.x = start_x, tx = tsx; pos.x < end_x; pos.x += 32, ++tx) {
142 for(pos.y = start_y, ty = tsy; pos.y < end_y; pos.y += 32, ++ty) {
143 if (!tiles[ty*width + tx].hidden)
144 tilemanager->draw_tile(context, tiles[ty*width + tx].id, pos, layer);
150 TileMap::set(int newwidth, int newheight, const std::vector<unsigned int>&newt,
151 int newlayer, bool newsolid)
153 assert(int(newt.size()) == newwidth * newheight);
158 tiles.resize(newt.size());
159 for(unsigned int i = 0; i < newt.size(); ++i)
161 tiles[i].hidden = false;
162 tiles[i].id = newt[i];
170 TileMap::resize(int new_width, int new_height)
172 if(new_width < width) {
173 // remap tiles for new width
174 for(int y = 0; y < height && y < new_height; ++y) {
175 for(int x = 0; x < new_width; ++x) {
176 tiles[y * new_width + x] = tiles[y * width + x];
181 tiles.resize(new_width * new_height);
183 if(new_width > width) {
185 for(int y = std::min(height, new_height)-1; y >= 0; --y) {
186 for(int x = new_width-1; x >= 0; --x) {
188 tiles[y * new_width + x] = TileId();
190 tiles[y * new_width + x] = tiles[y * width + x];
201 TileMap::get_tile(int x, int y) const
203 if(x < 0 || x >= width || y < 0 || y >= height)
204 return &tilemanager->get(0);
206 return &tilemanager->get(tiles[y*width + x].id);
210 TileMap::get_tile_at(const Vector& pos) const
212 return get_tile(int(pos.x)/32, int(pos.y)/32);
216 TileMap::get_tile_id_at(const Vector& pos)
218 int x = int(pos.x)/32;
219 int y = int(pos.y)/32;
221 return tiles[y*width + x];
225 TileMap::change(int x, int y, unsigned int newtile)
227 assert(x >= 0 && x < width && y >= 0 && y < height);
228 tiles[y*width + x].id = newtile;
232 TileMap::change_at(const Vector& pos, unsigned int newtile)
234 change(int(pos.x)/32, int(pos.y)/32, newtile);