int[]  dataX = new int[100];//number of pin
int[]  dataY = new int[100];

int x=0;
int y=0;

int i=1;
int k=1;

int pixcel = 50;//box size

void setup() {
 size(800, 800);//window size
 background(100,100,100);


 stroke(255,255,255);
 for(int i=0 ; i < 7+1 ; i++){
   line( 0, i*pixcel ,13*pixcel, i*pixcel );//horizon line
 }
 for(int i=0 ; i < 13+1 ; i++){
   line( i*pixcel , 0 ,i*pixcel,7*pixcel );//horizon line
 }

 textSize(16);
 text("Press any key then change image to data.",10,400);
 text("Copy data on console and paste to Arduino skeche.",10,420);




}

void draw() { // do not need???
}


//draw black box

void mousePressed() {
 noStroke();
 int pinX;
 int pinY;
 pinX = mouseX/pixcel;
 pinY = mouseY/pixcel;


 loadPixels();
 color cell_color =pixels[pinY*width*pixcel + pinX*pixcel];
 color black = color(0,0,0);
 color white = color(255,255,255);
 color gray = color(100,100,100);

 if(cell_color != black){
   fill(0,0,0);
   noStroke();
   rect(pinX*pixcel, pinY*pixcel, pixcel, pixcel);

 }else{
     fill(100,100,100);
     stroke(255,255,255);
     rect(pinX*pixcel, pinY*pixcel, pixcel, pixcel);
   }

}



//when key pressed ,read data

void keyPressed() {
 loadPixels();


 //sono seru no tenn ga kuro nara x ni namber wo ireru


 for (y=0;y<13+1;y++){

   for (x=0;x<7+1;x++){
     color black = color(0,0,0);
     color cell_color =pixels[y*width*pixcel + x*pixcel+1];


     if (cell_color == black){
       dataX[i] = x+1;
       i=i+1;

       dataY[k] = y+1;
       k=k+1;
     }
   }

   x=0;///caution!!

   color black = color(0,0,0);
   color cell_color =pixels[y*width*pixcel + x*pixcel+1];


   if (cell_color == black){
     dataY[k] = y+1;
     k=k+1;

     dataX[i] = x+1;
     i=i+1;
   }
 }




//export
 text("x :",10,500);
 text("y :",10,520);

print("dataX{");
for(int j =0 ;j<i;j++){
  text(dataY[j],30+j*18,500);
  print(dataY[j]);
  print(",");
 }

println("}");

print("dataY{");
for(int j =0 ;j<k;j++){
   text(dataX[j],30+j*18,520);
   print(dataX[j]);
   print(',');
 }
println("}");

}