void TileLayer::draw(sf::RenderWindow* window, Camera* camera) {
if (_map) {
Point camera_pos = camera->position();
TileHelper tile_helper(_tile_width, _tile_height);
Rectangle view = camera->get_view_rect();
Point draw_start = tile_helper.toTileCoords(view.left() - 32, view.top() - 32);
Point draw_end = tile_helper.toTileCoords(view.right() + 32, view.bottom() + 32);
// Some basic attempts at tile clipping
draw_start.x = draw_start.x < 0 ? 0 : draw_start.x;
draw_start.y = draw_start.y < 0 ? 0 : draw_start.y;
draw_start.x = draw_start.x > _map_width ? _map_width : draw_start.x;
draw_start.y = draw_start.y > _map_height ? _map_height : draw_start.y;
draw_end.x = draw_end.x > _map_width ? _map_width : draw_end.x;
draw_end.y = draw_end.y > _map_height ? _map_height : draw_end.y;
draw_end.x = draw_end.x < 0 ? 0 : draw_end.x;
draw_end.y = draw_end.y < 0 ? 0 : draw_end.y;
for (I32 i = draw_start.y - 1; i < draw_end.y + 1; ++i) {
if (i < 0 || i == _map_height)
continue;
for (I32 j = draw_start.x - 1; j < draw_end.x + 1; ++j) {
if (j < 0 || j == _map_width)
continue;
_map[i][j]->draw(window, j * _tile_width - camera_pos.x, i * _tile_height - camera_pos.y);
}
}
}
}
/*
Grabs the names and loads the tile sets for the level
spider must be able to get to the "tileset" tags in one edge
stores them in the level::tileset.vector
*/
void level::create_tilesets( pugi::xml_node spider )
{
//temporary container for tileset image pointer
SDL_Surface* temp;
int first, Twidth ,id , last;
//holds path to source
char str[256];
pugi::xml_node name;
//traverses the Tileset tags in the TMX file
for( spider = spider.child("tileset"); spider != 0; spider = spider.next_sibling("tileset") )
{
//spider is in the <tileset> tag
//sets first so we can know which prototile we are setting for each tileset
first = spider.attribute("firstgid").as_int();
Twidth = spider.attribute("tilewidth").as_int();
//std::cout << "present tileset first Gid " << temp.first << std::endl;
name = spider.child("image");
//makes it so we can open the TMX files
strcpy(str, "assets/");
strcat(str , (char*)name.attribute("source").value() );
if( loadMedia( str , temp , engine->get_screen()) )
{
//add to vector of tilesets
tilesets.push_back(temp);
//tiles in this tileset
last = name.attribute("width").as_int()/Twidth ;
prototile.resize ( prototile.size() + last);
std::cout <<"prototile is "<< prototile.size() << " tiles big.\n";
//set up our prototiles with some basic attributes
for(int i = first; i < prototile.size(); i++)
{
prototile[i] = tile_helper( temp, 16, i-first);
}
//name.attribute("width").as_int()/Twidth ;
//runs through the tile properties and creates prototile vector
for( name = name.next_sibling("tile"); name != 0; name = name.next_sibling("tile") );
{//in tag <tile> if exists
id = name.attribute("id").as_int();
//std::cout << "tile id:" << id << " has colision attribute : " << name.child("properties").child_value("property") << std::endl;
//prototile[first+id].solid = name.child("properties").child("property").attribute("value").as_int();
}
}
else
{
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR,
"Tileset creation error",
"Now you f****d up This was ment to happen\n go change teh false thing",
NULL);
exit( 1 );
}
}
}
