Pixbuf Functions: RetroGTK Reference Manual

Pixbuf Functions

Pixbuf Functions — Functions for GdkPixbuf

gfloat	retro_pixbuf_get_aspect_ratio ()
void	retro_pixbuf_set_aspect_ratio ()

#include <retro-gtk/retro-gtk.h>

Convenience functions to handle the options of a GdkPixbuf.

gfloat
retro_pixbuf_get_aspect_ratio (GdkPixbuf *pixbuf);

Gets the aspect ratio of pixbuf by reading the 'aspect-ratio' pixbuf option.

pixbuf

a GdkPixbuf

the aspect ratio, or 0 if the option is not set or its value is invalid.

void
retro_pixbuf_set_aspect_ratio (GdkPixbuf *pixbuf,
                               gfloat aspect_ratio);

Sets the aspect ratio of pixbuf by setting the 'aspect-ratio' pixbuf option. Use retro_pixbuf_get_aspect_ratio() to retrieve it.

pixbuf	a GdkPixbuf
aspect_ratio	the aspect ratio value