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//
// "$Id$"
//
// Overlay window test program for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2010 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
//
#include <stdlib.h>
#include <stdio.h>
#include <FL/Fl.H>
#include <FL/Fl_Window.H>
#include <FL/Fl_Overlay_Window.H>
#include <FL/Fl_Button.H>
#include <FL/fl_draw.H>
int width=10,height=10;
class overlay : public Fl_Overlay_Window {
public:
overlay(int w,int h) : Fl_Overlay_Window(w,h) {}
void draw_overlay();
};
void overlay::draw_overlay() {
fl_color(FL_RED); fl_rect((w()-width)/2,(h()-height)/2,width,height);
}
overlay *ovl;
void bcb1(Fl_Widget *,void *) {width+=20; ovl->redraw_overlay();}
void bcb2(Fl_Widget *,void *) {width-=20; ovl->redraw_overlay();}
void bcb3(Fl_Widget *,void *) {height+=20; ovl->redraw_overlay();}
void bcb4(Fl_Widget *,void *) {height-=20; ovl->redraw_overlay();}
int arg(int, char **argv, int& i) {
Fl_Color n = (Fl_Color)atoi(argv[i]);
if (n<=0) return 0;
i++;
uchar r,g,b;
Fl::get_color(n,r,g,b);
Fl::set_color(FL_RED,r,g,b);
return i;
}
int main(int argc, char **argv) {
int i=0; Fl::args(argc,argv,i,arg);
ovl = new overlay(400,400);
Fl_Button *b;
b = new Fl_Button(50,50,100,100,"wider\n(a)");
b->callback(bcb1); b->shortcut('a');
b = new Fl_Button(250,50,100,100,"narrower\n(b)");
b->callback(bcb2); b->shortcut('b');
b = new Fl_Button(50,250,100,100,"taller\n(c)");
b->callback(bcb3); b->shortcut('c');
b = new Fl_Button(250,250,100,100,"shorter\n(d)");
b->callback(bcb4); b->shortcut('d');
ovl->resizable(ovl);
ovl->end();
ovl->show(argc,argv);
ovl->redraw_overlay();
return Fl::run();
}
//
// End of "$Id$".
//
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