Week04,HW04

void setup()
{
  size(500,400);
  fill(255,0,0); rect(0,0,50,50);
  fill(0,255,0); rect(0,50,50,50);
  fill(50,50,1);
  rect(0,100,50,50);
  rect(0,150,50,50);
  ////
  fill(255,120,0); rect(450,0,50,50);rect(450,50,50,50);
}
int www=5;
void draw()
{
  if(mousePressed && mouseX<50 && mouseY<50) stroke(255,0,0);
  else if(mousePressed && mouseX<50 && mouseY<100) stroke(0,255,0);
  else if(mousePressed && mouseX<50 && mouseY<150)
  save("aaaa.png");
  else if(mousePressed && mouseX<50 && mouseY<200)
  {
    PImage file = loadImage("aaaa.png");
    image(file, 0,0,500,400);

  }
    else if(mousePressed && mouseX>450 && mouseY<50){
    strokeWeight(++www);
  }
  else if(mousePressed && mouseX>450 && mouseY<1000)
  {
    strokeWeight(--www);
    if(www<2)www=2;
  }
  else if(mousePressed)  line(mouseX, mouseY, pmouseX, pmouseY);
}