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#ifndef __HAVE_LAYER_H
#define __HAVE_LAYER_H
#include <string.h>
#include <bsd/sys/queue.h>
#include <SDL.h>
#include <SDL_thread.h>
class Layer {
SDL_mutex *mutex;
public:
SLIST_ENTRY(Layer) layers;
char *name;
Layer(const char *name)
{
mutex = SDL_CreateMutex();
Layer::name = strdup(name);
}
~Layer()
{
free(name);
SDL_DestroyMutex(mutex);
}
inline void
lock()
{
SDL_LockMutex(mutex);
}
inline void
unlock()
{
SDL_UnlockMutex(mutex);
}
virtual void geo(SDL_Rect geo) = 0;
virtual void alpha(float opacity) = 0;
virtual void frame(SDL_Surface *target) = 0;
};
class LayerList {
SLIST_HEAD(layers_head, Layer) head;
SDL_mutex *mutex;
inline void
lock()
{
SDL_LockMutex(mutex);
}
inline void
unlock()
{
SDL_UnlockMutex(mutex);
}
public:
LayerList()
{
SLIST_INIT(&head);
mutex = SDL_CreateMutex();
}
~LayerList()
{
SDL_DestroyMutex(mutex);
}
void insert(int pos, Layer *layer);
bool delete_by_name(const char *name);
void render(SDL_Surface *target);
};
#endif
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