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.
28 #include "video/drawing_context.h"
31 #include "resources.h"
32 #include "tile_manager.h"
33 #include "app/globals.h"
34 #include "lisp/lisp.h"
35 #include "lisp/writer.h"
36 #include "object_factory.h"
39 : solid(false), speed(1), width(0), height(0), layer(LAYER_TILES),
42 tilemanager = tile_manager;
48 TileMap::TileMap(const lisp::Lisp& reader)
49 : solid(false), speed(1), width(0), height(0), layer(LAYER_TILES),
52 tilemanager = tile_manager;
54 std::string layer_str;
55 if(reader.get("layer", layer_str)) {
56 if(layer_str == "background")
57 layer = LAYER_BACKGROUNDTILES;
58 else if(layer_str == "interactive")
60 else if(layer_str == "foreground")
61 layer = LAYER_FOREGROUNDTILES;
63 std::cerr << "Unknown layer '" << layer_str << "' in tilemap.\n";
66 reader.get("solid", solid);
67 reader.get("speed", speed);
69 if(solid && speed != 1) {
70 std::cout << "Speed of solid tilemap is not 1. fixing.\n";
76 if(!reader.get("width", width) ||
77 !reader.get("height", height))
78 throw std::runtime_error("No width or height specified in tilemap.");
80 if(!reader.get_vector("tiles", tiles))
81 throw std::runtime_error("No tiles in tilemap.");
83 if(int(tiles.size()) != width*height) {
84 throw std::runtime_error("wrong number of tiles in tilemap.");
88 TileMap::TileMap(int layer_, bool solid_, size_t width_, size_t height_)
89 : solid(solid_), speed(1), width(0), height(0), layer(layer_),
92 tilemanager = tile_manager;
94 resize(width_, height_);
105 TileMap::write(lisp::Writer& writer)
107 writer.start_list("tilemap");
109 if(layer == LAYER_BACKGROUNDTILES)
110 writer.write_string("layer", "background");
111 else if(layer == LAYER_TILES)
112 writer.write_string("layer", "interactive");
113 else if(layer == LAYER_FOREGROUNDTILES)
114 writer.write_string("layer", "foreground");
116 writer.write_string("layer", "unknown");
117 std::cerr << "Warning unknown layer in tilemap.\n";
120 writer.write_bool("solid", solid);
121 writer.write_float("speed", speed);
122 writer.write_int("width", width);
123 writer.write_int("height", height);
124 writer.write_int_vector("tiles", tiles);
126 writer.end_list("tilemap");
130 TileMap::action(float )
135 TileMap::draw(DrawingContext& context)
137 context.push_transform();
140 context.set_drawing_effect(VERTICAL_FLIP);
141 float trans_x = roundf(context.get_translation().x);
142 float trans_y = roundf(context.get_translation().y);
143 context.set_translation(Vector(trans_x * speed, trans_y * speed));
145 /** if we don't round here, we'll have a 1 pixel gap on screen sometimes.
146 * I have no idea why */
147 float start_x = roundf(context.get_translation().x);
148 if(start_x < 0) start_x = 0;
149 float start_y = roundf(context.get_translation().y);
150 if(start_y < 0) start_y = 0;
151 float end_x = std::min(start_x + screen->w, float(width * 32));
152 float end_y = std::min(start_y + screen->h, float(height * 32));
153 start_x -= int(start_x) % 32;
154 start_y -= int(start_y) % 32;
155 int tsx = int(start_x / 32); // tilestartindex x
156 int tsy = int(start_y / 32); // tilestartindex y
160 for(pos.x = start_x, tx = tsx; pos.x < end_x; pos.x += 32, ++tx) {
161 for(pos.y = start_y, ty = tsy; pos.y < end_y; pos.y += 32, ++ty) {
162 const Tile* tile = tilemanager->get(tiles[ty*width + tx]);
164 tile->draw(context, pos, layer);
170 for (pos.x = start_x; pos.x < end_x; pos.x += 32)
172 context.draw_filled_rect(Vector (pos.x, start_y), Vector(1, fabsf(start_y - end_y)),
173 Color(225, 225, 225), LAYER_GUI-50);
176 for (pos.y = start_y; pos.y < end_y; pos.y += 32)
178 context.draw_filled_rect(Vector (start_x, pos.y), Vector(fabsf(start_x - end_x), 1),
179 Color(225, 225, 225), LAYER_GUI-50);
183 context.pop_transform();
187 TileMap::set(int newwidth, int newheight, const std::vector<unsigned int>&newt,
188 int newlayer, bool newsolid)
190 if(int(newt.size()) != newwidth * newheight)
191 throw std::runtime_error("Wrong tilecount count.");
196 tiles.resize(newt.size());
206 TileMap::resize(int new_width, int new_height)
208 if(new_width < width) {
209 // remap tiles for new width
210 for(int y = 0; y < height && y < new_height; ++y) {
211 for(int x = 0; x < new_width; ++x) {
212 tiles[y * new_width + x] = tiles[y * width + x];
217 tiles.resize(new_width * new_height);
219 if(new_width > width) {
221 for(int y = std::min(height, new_height)-1; y >= 0; --y) {
222 for(int x = new_width-1; x >= 0; --x) {
224 tiles[y * new_width + x] = 0;
228 tiles[y * new_width + x] = tiles[y * width + x];
238 TileMap::do_vertical_flip()
240 // remap tiles vertically flipped
241 for(int y = 0; y < height / 2; ++y) {
242 for(int x = 0; x < width; ++x) {
243 std::swap(tiles[y*width + x], tiles[(((height-1)*width) - (y*width)) + x]);
247 vertical_flip = true;
251 TileMap::get_tile(int x, int y) const
253 if(x < 0 || x >= width || y < 0 || y >= height) {
255 //std::cout << "Warning: tile outside tilemap requested!\n";
257 return tilemanager->get(0);
260 return tilemanager->get(tiles[y*width + x]);
264 TileMap::get_tile_at(const Vector& pos) const
266 return get_tile(int(pos.x)/32, int(pos.y)/32);
270 TileMap::change(int x, int y, uint32_t newtile)
272 assert(x >= 0 && x < width && y >= 0 && y < height);
273 tiles[y*width + x] = newtile;
277 TileMap::change_at(const Vector& pos, uint32_t newtile)
279 change(int(pos.x)/32, int(pos.y)/32, newtile);
282 IMPLEMENT_FACTORY(TileMap, "tilemap");