Fl_Image.H
//
// "$Id: Fl_Image.H 9709 2012-11-09 16:02:08Z manolo $"
//
// Image header file for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2011 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// http://www.fltk.org/COPYING.php
//
// Please report all bugs and problems on the following page:
//
// http://www.fltk.org/str.php
//
/* \file
Fl_Image, Fl_RGB_Image classes . */
#ifndef Fl_Image_H
# define Fl_Image_H
# include "Enumerations.H"
#include <stdlib.h>
class Fl_Widget;
struct Fl_Menu_Item;
struct Fl_Label;
class FL_EXPORT Fl_Image {
int w_, h_, d_, ld_, count_;
const char * const *data_;
// Forbid use of copy contructor and assign operator
Fl_Image & operator=(const Fl_Image &);
Fl_Image(const Fl_Image &);
protected:
void w(int W) {w_ = W;}
void h(int H) {h_ = H;}
void d(int D) {d_ = D;}
void ld(int LD) {ld_ = LD;}
void data(const char * const *p, int c) {data_ = p; count_ = c;}
void draw_empty(int X, int Y);
static void labeltype(const Fl_Label *lo, int lx, int ly, int lw, int lh, Fl_Align la);
static void measure(const Fl_Label *lo, int &lw, int &lh);
public:
int w() const {return w_;}
int h() const {return h_;}
int d() const {return d_;}
int ld() const {return ld_;}
int count() const {return count_;}
const char * const *data() const {return data_;}
Fl_Image(int W, int H, int D) {w_ = W; h_ = H; d_ = D; ld_ = 0; count_ = 0; data_ = 0;}
virtual ~Fl_Image();
virtual Fl_Image *copy(int W, int H);
Fl_Image *copy() { return copy(w(), h()); }
virtual void color_average(Fl_Color c, float i);
void inactive() { color_average(FL_GRAY, .33f); }
virtual void desaturate();
virtual void label(Fl_Widget*w);
virtual void label(Fl_Menu_Item*m);
virtual void draw(int X, int Y, int W, int H, int cx=0, int cy=0); // platform dependent
void draw(int X, int Y) {draw(X, Y, w(), h(), 0, 0);} // platform dependent
virtual void uncache();
};
class FL_EXPORT Fl_RGB_Image : public Fl_Image {
friend class Fl_Quartz_Graphics_Driver;
friend class Fl_GDI_Graphics_Driver;
friend class Fl_Xlib_Graphics_Driver;
static size_t max_size_;
public:
const uchar *array;
int alloc_array; // Non-zero if array was allocated
private:
#if defined(__APPLE__) || defined(WIN32)
void *id_; // for internal use
void *mask_; // for internal use (mask bitmap)
#else
unsigned id_; // for internal use
unsigned mask_; // for internal use (mask bitmap)
#endif // __APPLE__ || WIN32
public:
Fl_RGB_Image(const uchar *bits, int W, int H, int D=3, int LD=0) :
Fl_Image(W,H,D), array(bits), alloc_array(0), id_(0), mask_(0) {data((const char **)&array, 1); ld(LD);}
virtual ~Fl_RGB_Image();
virtual Fl_Image *copy(int W, int H);
Fl_Image *copy() { return copy(w(), h()); }
virtual void color_average(Fl_Color c, float i);
virtual void desaturate();
virtual void draw(int X, int Y, int W, int H, int cx=0, int cy=0);
void draw(int X, int Y) {draw(X, Y, w(), h(), 0, 0);}
virtual void label(Fl_Widget*w);
virtual void label(Fl_Menu_Item*m);
virtual void uncache();
static void max_size(size_t size) { max_size_ = size;}
static size_t max_size() {return max_size_;}
};
#endif // !Fl_Image_H
//
// End of "$Id: Fl_Image.H 9709 2012-11-09 16:02:08Z manolo $".
//
- © 1998-2012 by Bill Spitzak and others.