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#include <iostream>
#include <cmath>
#include <FL/Fl.H>
#include <FL/Fl_Window.H>
#include <FL/Fl_Box.H>
#include <FL/Fl_Input.H>
#include <FL/Fl_Multiline_Input.H>
#include <FL/Fl_Scroll.H>
#include <FL/Fl_Image.H>
#include <FL/Fl_Select_Browser.H>
#include <FL/Fl_Button.H>
#include <FL/Fl_draw.H>
#include "engine.h"
using namespace std;
const int WIDTH=1000,HEIGHT=1000;
Fl_Window *window;
Fl_Scroll *drawscroll;
Fl_Box *drawimagebox,*turtleimagebox;
Fl_RGB_Image *drawimage,*turtleimage;
Fl_Select_Browser *histbrowser;
Fl_Input *cmdinput;
Fl_Button *evaluatebutton;
uchar *imagebuf,*turtlebuf;
const uchar* someimg(void){
uchar *buf=new uchar[3*WIDTH*HEIGHT];
int x,y;
for(y=0;y<HEIGHT;y++){
for(x=0;x<WIDTH;x++){
buf[(WIDTH*y+x)*3+0]=(int)sqrt((999-x)*(999-x)+y*y)/100*20;
buf[(WIDTH*y+x)*3+1]=(int)sqrt(x*x+y*y)/100*20;
buf[(WIDTH*y+x)*3+2]=(int)sqrt((500-x)*(500-x)+(0-y)*(0-y))/100*20;
}
}
return buf;
}
void maincallback(Fl_Widget*,void*){
if(Fl::event()==FL_SHORTCUT&&Fl::event_key()==FL_Escape)return;
exit(0);
}
void cmdinputcallback(Fl_Widget *wid){
Fl_Input *inp=(Fl_Input*)wid;
histbrowser->insert(histbrowser->size(),inp->value());
histbrowser->bottomline(histbrowser->size());
logocommand(inp->value());
inp->value(NULL);
}
void evaluatebuttoncallback(Fl_Widget*){
histbrowser->insert(histbrowser->size(),cmdinput->value());
histbrowser->bottomline(histbrowser->size());
logocommand(cmdinput->value());
cmdinput->value(NULL);
}
void histcallback(Fl_Widget *wid){
Fl_Select_Browser *br=(Fl_Select_Browser*)wid;
cmdinput->value(br->text(br->value()));
}
int main(int argc,char **argv){
window=new Fl_Window(1016,700,"FLogo");
Fl_Group::current(0); //manual adding to widgets
imagebuf=new uchar[WIDTH*HEIGHT*3]; //RGB
memset(imagebuf,255,WIDTH*HEIGHT*3*sizeof(uchar));
turtlebuf=new uchar[WIDTH*HEIGHT*2]; //GA
memset(turtlebuf,0,WIDTH*HEIGHT*2*sizeof(uchar));
drawscroll=new Fl_Scroll(0,0,window->w(),window->h()-150);
drawimagebox=new Fl_Box(0,0,WIDTH,HEIGHT);
drawimage=new Fl_RGB_Image(imagebuf,WIDTH,HEIGHT);
drawimagebox->image(drawimage);
drawscroll->add(drawimagebox);
turtleimagebox=new Fl_Box(0,0,WIDTH,HEIGHT);
turtleimage=new Fl_RGB_Image(turtlebuf,WIDTH,HEIGHT,2);
turtleimagebox->image(turtleimage);
drawscroll->add(turtleimagebox);
window->add(drawscroll);
cmdinput=new Fl_Input(0,window->h()-25,window->w()-150,25);
cmdinput->when(FL_WHEN_ENTER_KEY|FL_WHEN_NOT_CHANGED);
cmdinput->callback(cmdinputcallback);
window->add(cmdinput);
evaluatebutton=new Fl_Button(cmdinput->x()+cmdinput->w(),cmdinput->y(),80,cmdinput->h(),"Evaluate");
evaluatebutton->callback(evaluatebuttoncallback);
window->add(evaluatebutton);
histbrowser=new Fl_Select_Browser(0,drawscroll->y()+drawscroll->h(),cmdinput->w(),cmdinput->y()-(drawscroll->y()+drawscroll->h()));
histbrowser->callback(histcallback);
window->add(histbrowser);
histbrowser->add(""); //add blank line
window->resizable(drawscroll);
window->end();
Fl::visual(FL_RGB);
//window->callback(maincallback); //disable esc window closing
window->show(argc,argv);
return Fl::run();
}
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