// Dear Tessa
// Thank you for the improvement idea for the skecthing program
// Try it out now. Let me know if you like it.
// Instructions for a PC - I don't know how the mouse workd on a Mac
// Press and hold the LEFT mouse button to draw
// Click the rigth mouse button to clear the window


boolean Draw = true;
void setup()
{
  size(255,255);
  background(0);
  stroke(0,0,0);
  strokeWeight(4);
  frameRate(30);
}
int R = 0;
int G = 0;
int B = 0;
void draw()
{
}

void mouseDragged()
{
  if( Draw == true )
  {
     R = mouseX;
     G = mouseY;
     B = mouseX+mouseY;
     if(B>255)
     B=255;
     print("R"+R+" G"+G+" B"+B+"\n");
     stroke(R,G,B);
     line(pmouseX,pmouseY,mouseX,mouseY);
  }
}
void mousePressed() 
{
   if (mouseButton == RIGHT) 
   {
    background(0);
    Draw = false;
   }
   else
      Draw = true;
}