void TileMap::drawlayer(Layer * layer)
{
//for(std::map<std::string, Layer*>::iterator it = _layers.begin(); it!=_layers.end(); it++)
//{
// Layer* layer = it->second;
std::pair<int, int> p = layer->firstGid();
while(p.second != 0)
{
Tileset * set = findTilesetByGid(p.second);
if(set)
{
set->copy(_image.surface(), ((p.first)%_w)*_tileWidth,
((p.first)/_w)*_tileHeight, p.second);
}
p = layer->nextGid();
}
//}
_image.update();
}
bool TileMap::setGid(int x, int y, int gid)
{
if(_layers.size() <= 0)
return false;
SDL_Rect rect;
rect.x = x/_tileWidth * _tileWidth;
rect.y = y/_tileHeight* _tileHeight;
rect.w = _tileWidth;
rect.h = _tileHeight;
_image.fill(&_bgColor, &rect);
int position = x/_tileWidth + y/_tileHeight*_w;
Layer* layer = _layers.begin()->second;
layer->setGid(position, gid);
Tileset * tileset = findTilesetByGid(gid);
if(tileset && gid != 0)
tileset->copy(_image.surface(), rect.x, rect.y, gid);
return true;
}