fltk/test/mandelbrot.h
Michael R Sweet 7657a2e4a5 Fixed all the frigging file headings - was missing a $ in the Id string.
Applied some damage bit fixes from Bill Spitzak.


git-svn-id: file:///fltk/svn/fltk/trunk@28 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
1998-10-21 14:21:44 +00:00

84 lines
2.1 KiB
C++

//
// "$Id: mandelbrot.h,v 1.3 1998/10/21 14:21:34 mike Exp $"
//
// Mandelbrot set header file for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998 by Bill Spitzak and others.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems to "fltk-bugs@easysw.com".
//
#include <FL/Fl.H>
#include <FL/Fl_Box.H>
#include <FL/Fl_Slider.H>
#include <FL/Fl_Window.H>
#include <FL/Fl_Input.H>
class Drawing_Window;
class Drawing_Area : public Fl_Box {
void draw();
public:
uchar *buffer;
int W,H;
int nextline;
int drawn;
int julia;
int iterations;
int brightness;
double jX, jY;
double X,Y,scale;
int sx, sy, sw, sh; // selection box
void erase_box();
int handle(int);
void resize(int,int,int,int);
void new_display();
enum {
MAX_BRIGHTNESS = 16,
DEFAULT_BRIGHTNESS = 16,
MAX_ITERATIONS = 14,
DEFAULT_ITERATIONS = 7
};
Drawing_Area(int x,int y,int w,int h) : Fl_Box(x,y,w,h) {
buffer = 0;
W = w-6;
H = h-8;
nextline = 0;
drawn = 0;
julia = 0;
X = Y = 0;
scale = 4.0;
iterations = 1<<DEFAULT_ITERATIONS;
brightness = DEFAULT_BRIGHTNESS;
}
int idle();
};
class Drawing_Window {
public:
Drawing_Area *d;
Fl_Slider *gamma_slider;
Fl_Input *x_input, *y_input, *w_input;
Fl_Window *window;
void update_label();
};
//
// End of "$Id: mandelbrot.h,v 1.3 1998/10/21 14:21:34 mike Exp $".
//