JS

function mouseReleasedEvent(){
    if(dragging == false){
        if(!isElementOnArea(mouseX,mouseY)){
            classes.push(new Classe());
            for(var i = 0; i < classes.length; i++){
                classes[i].indicator = false;
            }
        }
    }else {
        dragging = false;
    }
}

function mouseDragged(){
    dragging = true;
    //console.log("Dragged...");
    for(var k = 0; k < classes.length; k++){
        if(classes[k].indicator == true){
            classes[k].x = mouseX - classes[k].width/2;
            classes[k].y = mouseY - classes[k].height/2;
        }
    }
}