滑鼠畫筆[Processing]

點選滑鼠左右鍵，觸發事件

void setup(){
  size (800,800);
  noStroke();
  background(255);
//  fill(0,102,153,204);
  rectMode(CENTER);

 
}
void draw(){
  if(mousePressed && (mouseButton == LEFT)) {
      fill(0,102,153,204);
      rect(width-mouseX,height-mouseY,50,50);
      rect(mouseX,mouseY,50,50);
  }
  if(mousePressed && (mouseButton == RIGHT)){
      fill(102,102,153,204);
      ellipse(width-mouseX,height-mouseY,50,50);
      ellipse(mouseX,mouseY,50,50);
  }
}