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#ifndef __LAYER_IMAGE_H
#define __LAYER_IMAGE_H
#include <stdlib.h>
#include <stdio.h>
#include <SDL.h>
#include "osc_graphics.h"
#include "layer.h"
#define LayerImage_Info_Name "image"
#define LayerImage_Info_Types "s" /* file */
class LayerImage : public Layer {
SDL_Surface *surf_alpha; /* with per-surface alpha */
SDL_Surface *surf_scaled; /* scaled image */
SDL_Surface *surf; /* original image */
SDL_Rect geov;
float alphav;
public:
static void register_layer() {}
LayerImage(const char *name,
SDL_Rect geo = (SDL_Rect){0, 0, 0, 0},
float opacity = 1.,
const char *file = NULL);
static Layer *
ctor_osc(const char *name, SDL_Rect geo, float opacity, lo_arg **argv)
{
return new LayerImage(name, geo, opacity, &argv[0]->s);
}
~LayerImage();
void frame(SDL_Surface *target);
private:
void geo(SDL_Rect geo);
void alpha(float opacity);
void file(const char *file = NULL);
OSCServer::MethodHandlerId *file_osc_id;
static void
file_osc(LayerImage *obj, lo_arg **argv)
{
obj->file(&argv[0]->s);
}
};
/*
* Macros
*/
#define SDL_IMAGE_ERROR(FMT, ...) do { \
fprintf(stderr, "%s(%d): " FMT ": %s\n", \
__FILE__, __LINE__, ##__VA_ARGS__, IMG_GetError()); \
} while (0)
#endif
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