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 "tilemap.hpp"
28 #include "video/drawing_context.hpp"
31 #include "resources.hpp"
32 #include "tile_manager.hpp"
33 #include "lisp/lisp.hpp"
34 #include "lisp/writer.hpp"
35 #include "object_factory.hpp"
39 : solid(false), speed(1), width(0), height(0), layer(LAYER_TILES),
42 tilemanager = tile_manager;
48 TileMap::TileMap(const lisp::Lisp& reader, TileManager* new_tile_manager)
49 : solid(false), speed(1), width(-1), height(-1), layer(LAYER_TILES),
52 tilemanager = new_tile_manager;
54 tilemanager = tile_manager;
56 std::string layer_str;
57 if(reader.get("layer", layer_str)) {
58 if(layer_str == "background")
59 layer = LAYER_BACKGROUNDTILES;
60 else if(layer_str == "interactive")
62 else if(layer_str == "foreground")
63 layer = LAYER_FOREGROUNDTILES;
65 std::cerr << "Unknown layer '" << layer_str << "' in tilemap.\n";
68 reader.get("solid", solid);
69 reader.get("speed", speed);
71 if(solid && speed != 1) {
72 std::cout << "Speed of solid tilemap is not 1. fixing.\n";
78 reader.get("width", width);
79 reader.get("height", height);
80 if(width < 0 || height < 0)
81 throw std::runtime_error("Invalid/No width/height specified in tilemap.");
83 if(!reader.get_vector("tiles", tiles))
84 throw std::runtime_error("No tiles in tilemap.");
86 if(int(tiles.size()) != width*height) {
87 throw std::runtime_error("wrong number of tiles in tilemap.");
90 // make sure all tiles are loaded
91 for(Tiles::iterator i = tiles.begin(); i != tiles.end(); ++i)
95 TileMap::TileMap(int layer_, bool solid_, size_t width_, size_t height_)
96 : solid(solid_), speed(1), width(0), height(0), layer(layer_),
99 tilemanager = tile_manager;
101 resize(width_, height_);
112 TileMap::write(lisp::Writer& writer)
114 writer.start_list("tilemap");
116 if(layer == LAYER_BACKGROUNDTILES)
117 writer.write_string("layer", "background");
118 else if(layer == LAYER_TILES)
119 writer.write_string("layer", "interactive");
120 else if(layer == LAYER_FOREGROUNDTILES)
121 writer.write_string("layer", "foreground");
123 writer.write_string("layer", "unknown");
124 std::cerr << "Warning unknown layer in tilemap.\n";
127 writer.write_bool("solid", solid);
128 writer.write_float("speed", speed);
129 writer.write_int("width", width);
130 writer.write_int("height", height);
131 writer.write_int_vector("tiles", tiles);
133 writer.end_list("tilemap");
137 TileMap::update(float )
142 TileMap::draw(DrawingContext& context)
144 context.push_transform();
146 if(drawing_effect != 0)
147 context.set_drawing_effect(drawing_effect);
148 float trans_x = roundf(context.get_translation().x);
149 float trans_y = roundf(context.get_translation().y);
150 context.set_translation(Vector(trans_x * speed, trans_y * speed));
152 /** if we don't round here, we'll have a 1 pixel gap on screen sometimes.
153 * I have no idea why */
154 float start_x = roundf(context.get_translation().x);
157 float start_y = roundf(context.get_translation().y);
160 float end_x = std::min(start_x + SCREEN_WIDTH, float(width * 32));
161 float end_y = std::min(start_y + SCREEN_HEIGHT, float(height * 32));
162 start_x -= int(start_x) % 32;
163 start_y -= int(start_y) % 32;
164 int tsx = int(start_x / 32); // tilestartindex x
165 int tsy = int(start_y / 32); // tilestartindex y
169 for(pos.x = start_x, tx = tsx; pos.x < end_x; pos.x += 32, ++tx) {
170 for(pos.y = start_y, ty = tsy; pos.y < end_y; pos.y += 32, ++ty) {
171 const Tile* tile = tilemanager->get(tiles[ty*width + tx]);
173 tile->draw(context, pos, layer);
180 for (pos.x = start_x; pos.x < end_x; pos.x += 32)
182 context.draw_filled_rect(Vector (pos.x, start_y), Vector(1, fabsf(start_y - end_y)),
183 Color(225, 225, 225), LAYER_GUI-50);
186 for (pos.y = start_y; pos.y < end_y; pos.y += 32)
188 context.draw_filled_rect(Vector (start_x, pos.y), Vector(fabsf(start_x - end_x), 1),
189 Color(225, 225, 225), LAYER_GUI-50);
194 context.pop_transform();
198 TileMap::set(int newwidth, int newheight, const std::vector<unsigned int>&newt,
199 int newlayer, bool newsolid)
201 if(int(newt.size()) != newwidth * newheight)
202 throw std::runtime_error("Wrong tilecount count.");
207 tiles.resize(newt.size());
215 // make sure all tiles are loaded
216 for(Tiles::iterator i = tiles.begin(); i != tiles.end(); ++i)
217 tilemanager->get(*i);
221 TileMap::resize(int new_width, int new_height)
223 if(new_width < width) {
224 // remap tiles for new width
225 for(int y = 0; y < height && y < new_height; ++y) {
226 for(int x = 0; x < new_width; ++x) {
227 tiles[y * new_width + x] = tiles[y * width + x];
232 tiles.resize(new_width * new_height);
234 if(new_width > width) {
236 for(int y = std::min(height, new_height)-1; y >= 0; --y) {
237 for(int x = new_width-1; x >= 0; --x) {
239 tiles[y * new_width + x] = 0;
243 tiles[y * new_width + x] = tiles[y * width + x];
253 TileMap::get_tile(int x, int y) const
255 if(x < 0 || x >= width || y < 0 || y >= height) {
257 //std::cout << "Warning: tile outside tilemap requested!\n";
259 return tilemanager->get(0);
262 return tilemanager->get(tiles[y*width + x]);
266 TileMap::get_tile_at(const Vector& pos) const
268 return get_tile(int(pos.x)/32, int(pos.y)/32);
272 TileMap::change(int x, int y, uint32_t newtile)
274 assert(x >= 0 && x < width && y >= 0 && y < height);
275 tiles[y*width + x] = newtile;
279 TileMap::change_at(const Vector& pos, uint32_t newtile)
281 change(int(pos.x)/32, int(pos.y)/32, newtile);
284 IMPLEMENT_FACTORY(TileMap, "tilemap");