X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Ftile.cpp;h=2bd161d98a895898d4552369eaff85c1553a74bd;hb=e4db6eb50cd6bcba607858b5e6c4c5d53531ed1f;hp=87c3f81f97df8ebebd578a3199f7013d21a1fb3d;hpb=d46c92bf057f0df712b2ca3c5cf301097aef4978;p=supertux.git diff --git a/src/tile.cpp b/src/tile.cpp index 87c3f81f9..2bd161d98 100644 --- a/src/tile.cpp +++ b/src/tile.cpp @@ -18,15 +18,84 @@ // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA // 02111-1307, USA. +#include #include #include +#include "app/globals.h" #include "tile.h" #include "scene.h" -#include "screen/drawing_context.h" +#include "utils/lispreader.h" +#include "math/vector.h" +#include "video/drawing_context.h" + +/** Dirty little helper to create a surface from a snipped of lisp: + * + * "filename" + * (region "filename" x y w h) + */ +static +Surface* create_surface(lisp_object_t* cur) +{ + if (lisp_string_p(cur)) + { + return new Surface(datadir + "/images/tilesets/" + lisp_string(cur), + true); + } + else if (lisp_cons_p(cur) && lisp_symbol_p(lisp_car(cur))) + { + lisp_object_t* sym = lisp_car(cur); + lisp_object_t* data = lisp_cdr(cur); + + if (strcmp(lisp_symbol(sym), "region") == 0) + { + if (lisp_list_length(data) == 5) // (image-region filename x y w h) + { + return new Surface(datadir + "/images/tilesets/" + lisp_string(lisp_car(data)), + lisp_integer(lisp_list_nth(data, 1)), + lisp_integer(lisp_list_nth(data, 2)), + lisp_integer(lisp_list_nth(data, 3)), + lisp_integer(lisp_list_nth(data, 4)), + true); + } + else + { + std::cout << "Tile: Type mispatch, should be '(region \"somestring\" x y w h)'" << std::endl; + return 0; + } + } + else + { + std::cout << "Tile: Unhandled tag: " << lisp_symbol(sym) << std::endl; + return 0; + } + } -TileManager* TileManager::instance_ = 0; -std::set* TileManager::tilegroups_ = 0; + std::cout << "Tile: unhandled element" << std::endl; + return 0; +} + +/** Create a vector of surfaces (aka Sprite) from a piece of lisp: + ((image "bla.png") (image-region "bla.png") ...) + */ +static +std::vector create_surfaces(lisp_object_t* cur) +{ + std::vector surfs; + + while(cur) + { + Surface* surface = create_surface(lisp_car(cur)); + if (surface) + surfs.push_back(surface); + else + std::cout << "Tile: Couldn't create image" << std::endl; + + cur = lisp_cdr(cur); + } + + return surfs; +} Tile::Tile() : id(-1), attributes(0), data(0), next_tile(0), anim_speed(25) @@ -79,153 +148,20 @@ Tile::read(LispReader& reader) reader.read_int("anim-speed", anim_speed); reader.read_int("next-tile", next_tile); - std::vector filenames; - reader.read_string_vector("images", filenames); - std::vector editor_filenames; - reader.read_string_vector("editor-images", editor_filenames); + slope_angle = 0; + reader.read_float("slope-angle", slope_angle); + if(slope_angle != 0) + { // convert angle to radians from degrees: + slope_angle = (slope_angle * M_PI) / 180; + attributes |= SOLID; + } - // read images - for(std::vector::iterator i = filenames.begin(); - i != filenames.end(); ++i) { - Surface* surface - = new Surface(datadir + "/images/tilesets/" + *i, USE_ALPHA); - images.push_back(surface); - } - for(std::vector::iterator i = editor_filenames.begin(); - i != editor_filenames.end(); ++i) { - Surface* surface - = new Surface(datadir + "/images/tilesets/" + *i, USE_ALPHA); - editor_images.push_back(surface); - } + // FIXME: make images and editor_images a sprite + images = create_surfaces(reader.read_lisp("images")); + editor_images = create_surfaces(reader.read_lisp("editor-images")); return id; } -//--------------------------------------------------------------------------- - -TileManager::TileManager() -{ - std::string filename = datadir + "/images/tilesets/supertux.stgt"; - load_tileset(filename); -} - -TileManager::~TileManager() -{ - for(std::vector::iterator i = tiles.begin(); i != tiles.end(); ++i) { - delete *i; - } - - delete tilegroups_; -} - -void TileManager::load_tileset(std::string filename) -{ - if(filename == current_tileset) - return; - - // free old tiles - for(std::vector::iterator i = tiles.begin(); i != tiles.end(); ++i) { - delete *i; - } - tiles.clear(); - - lisp_object_t* root_obj = lisp_read_from_file(filename); - - if (!root_obj) - st_abort("Couldn't load file", filename); - - if (strcmp(lisp_symbol(lisp_car(root_obj)), "supertux-tiles") == 0) - { - lisp_object_t* cur = lisp_cdr(root_obj); - int tileset_id = 0; - - while(!lisp_nil_p(cur)) - { - lisp_object_t* element = lisp_car(cur); - - if (strcmp(lisp_symbol(lisp_car(element)), "tile") == 0) - { - LispReader reader(lisp_cdr(element)); - - Tile* tile = new Tile; - int tile_id = tile->read(reader); - if(tile_id < 0) { - std::cerr - << "Warning: parse error when reading a tile, skipping.\n"; - continue; - } - - tile_id += tileset_id; - - if(tile_id >= int(tiles.size())) - tiles.resize(tile_id+1); - tiles[tile_id] = tile; - } - else if (strcmp(lisp_symbol(lisp_car(element)), "tileset") == 0) - { - LispReader reader(lisp_cdr(element)); - std::string filename; - reader.read_string("file", filename); - filename = datadir + "/images/tilesets/" + filename; - load_tileset(filename); - } - else if (strcmp(lisp_symbol(lisp_car(element)), "tilegroup") == 0) - { - TileGroup new_; - LispReader reader(lisp_cdr(element)); - reader.read_string("name", new_.name); - reader.read_int_vector("tiles", new_.tiles); - if(!tilegroups_) - tilegroups_ = new std::set; - tilegroups_->insert(new_).first; - } - else if (strcmp(lisp_symbol(lisp_car(element)), "properties") == 0) - { - LispReader reader(lisp_cdr(element)); - reader.read_int("id", tileset_id); - tileset_id *= 1000; - } - else - { - std::cerr << "Unknown symbol: " << - lisp_symbol(lisp_car(element)) << "\n"; - } - - cur = lisp_cdr(cur); - } - } - else - { - assert(0); - } - - lisp_free(root_obj); - current_tileset = filename; -} - -void -TileManager::draw_tile(DrawingContext& context, unsigned int c, - const Vector& pos, int layer) -{ - if(c == 0) - return; - - Tile* tile = get(c); - if(!tile) - return; - - if(!tile->images.size()) - return; - - if(tile->images.size() > 1) - { - size_t frame - = ((global_frame_counter*25) / tile->anim_speed) % tile->images.size(); - context.draw_surface(tile->images[frame], pos, layer); - } - else if (tile->images.size() == 1) - { - context.draw_surface(tile->images[0], pos, layer); - } -} +/* EOF */