Fl_Image_Surface.H

//
// "$Id$"
//
// Draw-to-image code for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2014 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
//
 
#ifndef Fl_Image_Surface_H
#define Fl_Image_Surface_H
 
#include <FL/Fl_Copy_Surface.H>
#include <FL/Fl_Image.H>
#include <FL/Fl_Shared_Image.H>
 
 
class FL_EXPORT Fl_Image_Surface : public Fl_Surface_Device {
private:
  void prepare_(int w, int h, int highres);
  Fl_Offscreen offscreen;
  int width;
  int height;
  Fl_Paged_Device *helper;
#ifdef __APPLE__
#elif defined(WIN32)
  HDC _sgc; 
  Window _sw; 
  Fl_Surface_Device *_ss;
  int _savedc;
#else
  Fl_Surface_Device *previous;
  Window pre_window;
  GC gc;
#endif
public:
  static const char *class_id;
  const char *class_name() {return class_id;};
#if FLTK_ABI_VERSION >= 10304 || defined(FL_DOXYGEN)
  Fl_Image_Surface(int w, int h, int highres = 0);
#else
  Fl_Image_Surface(int w, int h, int highres);
  Fl_Image_Surface(int w, int h);
#endif
  ~Fl_Image_Surface();
  void set_current();
  void draw(Fl_Widget*, int delta_x = 0, int delta_y = 0);
  void draw_decorated_window(Fl_Window* win, int delta_x = 0, int delta_y = 0);
  Fl_RGB_Image *image();
  Fl_Shared_Image *highres_image();
};
 
#ifdef __APPLE__
/* Mac class to implement translate()/untranslate() for a flipped bitmap graphics context */
class FL_EXPORT Fl_Quartz_Flipped_Surface_ : public Fl_Quartz_Surface_ {
public:
  static const char *class_id;
  const char *class_name() {return class_id;};
  Fl_Quartz_Flipped_Surface_(int w, int h);
  void translate(int x, int y);
  void untranslate();
  virtual ~Fl_Quartz_Flipped_Surface_() {};
};
#endif 
 
#endif // Fl_Image_Surface_H
 
//
// End of "$Id$".
//