4 #include "game/camera.h"
5 #include "undo_history.h"
20 int layer_render(LayerPtr layer, const Camera *camera, int active);
21 int layer_event(LayerPtr layer,
22 const SDL_Event *event,
24 UndoHistory *undo_history);
25 int layer_dump_stream(LayerPtr layer, FILE *stream);