// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-#include <assert.h>
-
#include "tilemap.h"
-#include "display_manager.h"
+
+#include <assert.h>
+#include <algorithm>
+#include <iostream>
+#include <stdexcept>
+#include <math.h>
+#include "screen/drawing_context.h"
#include "level.h"
#include "tile.h"
#include "globals.h"
+#include "lispreader.h"
+#include "lispwriter.h"
-TileMap::TileMap(DisplayManager& display_manager, Level* newlevel)
- : level(newlevel)
+TileMap::TileMap()
+ : solid(false), speed(1), width(0), height(0), layer(LAYER_TILES)
{
- display_manager.add_drawable(this, LAYER_BACKGROUNDTILES);
- display_manager.add_drawable(this, LAYER_TILES);
- display_manager.add_drawable(this, LAYER_FOREGROUNDTILES);
+ tilemanager = TileManager::instance();
+}
+
+TileMap::TileMap(LispReader& reader)
+ : solid(false), speed(1), width(0), height(0), layer(LAYER_TILES)
+{
+ tilemanager = TileManager::instance();
+
+ std::string layer;
+ if(reader.read_string("layer", layer)) {
+ if(layer == "background")
+ layer = LAYER_BACKGROUNDTILES;
+ else if(layer == "interactive")
+ layer = LAYER_TILES;
+ else if(layer == "foreground")
+ layer = LAYER_FOREGROUNDTILES;
+ else
+ std::cout << "Unknown layer '" << layer << "' in tilemap.\n";
+ }
+
+ reader.read_bool("solid", solid);
+ reader.read_float("speed", speed);
+
+ if(solid && speed != 1) {
+ std::cout << "Speed of solid tilemap is not 1. fixing.\n";
+ speed = 1;
+ }
+
+ if(!reader.read_int("width", width) ||
+ !reader.read_int("height", height))
+ throw std::runtime_error("No width or height specified in tilemap.");
+
+ if(!reader.read_int_vector("tiles", tiles))
+ throw std::runtime_error("No tiles in tilemap.");
+ if(int(tiles.size()) != width*height)
+ throw std::runtime_error("wrong number of tiles in tilemap.");
}
TileMap::~TileMap()
}
void
+TileMap::write(LispWriter& writer)
+{
+ writer.start_list("tilemap");
+
+ if(layer == LAYER_BACKGROUNDTILES)
+ writer.write_string("layer", "background");
+ else if(layer == LAYER_TILES)
+ writer.write_string("layer", "interactive");
+ else if(layer == LAYER_FOREGROUNDTILES)
+ writer.write_string("layer", "foreground");
+ else {
+ std::cout << "Warning unknown layer in tilemap.\n";
+ }
+
+ writer.write_bool("solid", solid);
+ writer.write_float("speed", speed);
+ writer.write_int("width", width);
+ writer.write_int("height", height);
+ writer.write_int_vector("tiles", tiles);
+
+ writer.end_list("tilemap");
+}
+
+void
TileMap::action(float )
{
}
void
-TileMap::draw(Camera& viewport, int layer)
+TileMap::draw(DrawingContext& context)
{
- std::vector<unsigned int>* tiles;
- switch(layer) {
- case LAYER_BACKGROUNDTILES:
- tiles = &level->bg_tiles; break;
- case LAYER_TILES:
- tiles = &level->ia_tiles; break;
- case LAYER_FOREGROUNDTILES:
- tiles = &level->fg_tiles; break;
- default:
- assert(!"Wrong layer when drawing tilemap.");
+ /** if we don't round here, we'll have a 1 pixel gap on screen sometimes.
+ * I have no idea why */
+ float start_x = roundf(context.get_translation().x * speed);
+ float start_y = roundf(context.get_translation().y * speed);
+ float end_x = std::min(start_x + screen->w, float(width * 32));
+ float end_y = std::min(start_y + screen->h, float(height * 32));
+ start_x -= int(start_x) % 32;
+ start_y -= int(start_y) % 32;
+ int tsx = int(start_x / 32); // tilestartindex x
+ int tsy = int(start_y / 32); // tilestartindex y
+
+ Vector pos;
+ int tx, ty;
+ for(pos.x = start_x, tx = tsx; pos.x < end_x; pos.x += 32, ++tx) {
+ for(pos.y = start_y, ty = tsy; pos.y < end_y; pos.y += 32, ++ty) {
+ tilemanager->draw_tile(context, tiles[ty*width + tx], pos, layer);
+ }
}
+}
+
+void
+TileMap::set(int newwidth, int newheight, const std::vector<unsigned int>&newt,
+ int newlayer, bool newsolid)
+{
+ assert(int(newt.size()) == newwidth * newheight);
- int tsx = int(viewport.get_translation().x / 32); // tilestartindex x
- int tsy = int(viewport.get_translation().y / 32); // tilestartindex y
- int sx = - (int(viewport.get_translation().x) % 32);
- int sy = - (int(viewport.get_translation().y) % 32);
- for(int x = sx, tx = tsx; x < screen->w && tx < level->width;
- x += 32, ++tx) {
- for(int y = sy, ty = tsy; y < screen->h && ty < level->height;
- y += 32, ++ty) {
- Tile::draw(x, y, (*tiles) [ty * level->width + tx]);
+ width = newwidth;
+ height = newheight;
+ tiles = newt;
+ layer = newlayer;
+ solid = newsolid;
+}
+
+void
+TileMap::resize(int new_width, int new_height)
+{
+ if(new_width < width) {
+ // remap tiles for new width
+ for(int y = 0; y < height && y < new_height; ++y) {
+ for(int x = 0; x < new_width; ++x) {
+ tiles[y * new_width + x] = tiles[y * width + x];
+ }
}
}
+
+ tiles.resize(new_width * new_height);
+
+ if(new_width > width) {
+ // remap tiles
+ for(int y = std::min(height, new_height)-1; y >= 0; --y) {
+ for(int x = new_width-1; x >= 0; --x) {
+ if(x >= width) {
+ tiles[y * new_width + x] = 0;
+ } else {
+ tiles[y * new_width + x] = tiles[y * width + x];
+ }
+ }
+ }
+ }
+
+ height = new_height;
+ width = new_width;
+}
+
+Tile*
+TileMap::get_tile(int x, int y) const
+{
+ if(x < 0 || x >= width || y < 0 || y >= height)
+ return tilemanager->get(0);
+
+ return tilemanager->get(tiles[y*width + x]);
+}
+
+Tile*
+TileMap::get_tile_at(const Vector& pos) const
+{
+ return get_tile(int(pos.x)/32, int(pos.y)/32);
+}
+
+unsigned int
+TileMap::get_tile_id_at(const Vector& pos) const
+{
+ int x = int(pos.x)/32;
+ int y = int(pos.y)/32;
+ return tiles[y*width + x];
+}
+
+void
+TileMap::change(int x, int y, unsigned int newtile)
+{
+ assert(x >= 0 && x < width && y >= 0 && y < height);
+ tiles[y*width + x] = newtile;
+}
+
+void
+TileMap::change_at(const Vector& pos, unsigned int newtile)
+{
+ change(int(pos.x)/32, int(pos.y)/32, newtile);
}