surface_cluster.cpp

#include "surface.hpp"

namespace Blit
{
   std::vector<SurfaceCluster::Elem>& SurfaceCluster::vec()
   {
      return elems;
   }

   const std::vector<SurfaceCluster::Elem>& SurfaceCluster::vec() const
   {
      return elems;
   }

   void SurfaceCluster::set_transform(std::function<Pos (Pos)> func)
   {
      this->func = func;
   }

   void SurfaceCluster::render(RenderTarget& target) const
   {
      for (std::vector<Blit::SurfaceCluster::Elem>::const_iterator surf = elems.begin(); surf != elems.end(); surf++) 
      {
         target.blit_offset(surf->surf, Rect(),
               position + (func ? func(surf->offset) : surf->offset));
      }
   }
}