Fl_RGB_Image | +----Fl_PNG_Image
#include <FL/Fl_PNG_Image.H>
The Fl_PNG_Image class supports loading, caching, and drawing of Portable Network Graphics (PNG) image files. The class loads colormapped and full-color images and handles color- and alpha-based transparency.
The constructor loads the named PNG image.
The destructor free all memory and server resources that are used by the image.