fltk/FL/Fl_Image.H
Michael R Sweet add37faa25 Copyright updates.
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@4052 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
2005-02-24 21:55:12 +00:00

111 lines
3.4 KiB
C++

//
// "$Id$"
//
// Image header file for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2005 by Bill Spitzak and others.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems to "fltk-bugs@fltk.org".
//
#ifndef Fl_Image_H
# define Fl_Image_H
# include "Enumerations.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);
void draw(int X, int Y) {draw(X, Y, w(), h(), 0, 0);}
virtual void uncache();
};
class FL_EXPORT Fl_RGB_Image : public Fl_Image {
public:
const uchar *array;
int alloc_array; // Non-zero if array was allocated
#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
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();
};
#endif // !Fl_Image_H
//
// End of "$Id$".
//