RotBitmapLayer* rot_bitmap_layer_create | ( | GBitmap * | bitmap | ) |
NULL
if the RotBitmapLayer could not be created void rot_bitmap_layer_increment_angle | ( | RotBitmapLayer * | image, |
int32_t | angle_change | ||
) |
changes the rotation by the given amount
void rot_bitmap_layer_set_angle | ( | RotBitmapLayer * | image, |
int32_t | angle | ||
) |
sets rotation to the given angle