31 #ifndef Fl_Shared_Image_H
32 # define Fl_Shared_Image_H
34 # include "Fl_Image.H"
38 typedef Fl_Image *(*Fl_Shared_Handler)(
const char *name,
uchar *header,
57 static int num_images_;
58 static int alloc_images_;
59 static Fl_Shared_Handler *handlers_;
60 static int num_handlers_;
61 static int alloc_handlers_;
80 const char *
name() {
return name_; }
90 virtual void draw(
int X,
int Y,
int W,
int H,
int cx,
int cy);
91 void draw(
int X,
int Y) {
draw(X, Y,
w(),
h(), 0, 0); }
97 static int num_images();
98 static void add_handler(Fl_Shared_Handler f);
99 static void remove_handler(Fl_Shared_Handler f);
110 #endif // !Fl_Shared_Image_H
virtual void desaturate()
The desaturate() method converts an image to grayscale.
Definition: Fl_Image.cxx:108
The Fl_PNG_Image class supports loading, caching, and drawing of Portable Network Graphics (PNG) imag...
Definition: Fl_PNG_Image.H:41
Fl_Image is the base class used for caching and drawing all kinds of images in FLTK.
Definition: Fl_Image.H:51
virtual void draw(int X, int Y, int W, int H, int cx=0, int cy=0)
Draws the image with a bounding box.
Definition: Fl_Image.cxx:61
const char * name()
Returns the filename of the shared image.
Definition: Fl_Shared_Image.H:80
The Fl_JPEG_Image class supports loading, caching, and drawing of Joint Photographic Experts Group (J...
Definition: Fl_JPEG_Image.H:41
Fl_Image * copy()
The copy() method creates a copy of the specified image.
Definition: Fl_Image.H:136
int refcount()
Returns the number of references of this shared image.
Definition: Fl_Shared_Image.H:82
virtual void color_average(Fl_Color c, float i)
The color_average() method averages the colors in the image with the FLTK color value c...
Definition: Fl_Image.cxx:99
unsigned int Fl_Color
an FLTK color value
Definition: Enumerations.H:769
FL_EXPORT void fl_register_images()
Register the image formats.
Definition: fl_images_core.cxx:63
int w() const
Returns the current image width in pixels.
Definition: Fl_Image.H:91
This class supports caching, loading, and drawing of image files.
Definition: Fl_Shared_Image.H:49
virtual void uncache()
If the image has been cached for display, delete the cache data.
Definition: Fl_Image.cxx:58
int h() const
Returns the current image height in pixels.
Definition: Fl_Image.H:94
unsigned char uchar
unsigned char
Definition: fl_types.h:39