Sample from class of getting sounds to not echo with flags

Mathilde no echo.pde

int x = 0;
int speed = 5;

PImage img; //this is the name of the pictures in this file
PImage img1; 
PImage img2;
PImage img3;
PImage img4;
PImage img5;
PImage bg;
PImage bg1;

float j; //PART OF MAGIC THAT HAPPENS
float R;
float G;
float B;
float beamA;
float beamB;
float smoke;
//SOUND IMPLEMENT
import processing.sound.*;
SoundFile file;
SoundFile file1;
SoundFile file2;

boolean vSoundFlag = false;

void setup(){
  size(1000,700);
  img = loadImage("ron.png"); // Load the image into the program
  img1 = loadImage("harry.png");
  img2 = loadImage("hermione.png");
  img3 = loadImage("cape.png");
  img4 = loadImage("ronfly.png");
  img5 = loadImage("dobby.png");
  bg = loadImage("baggrund.png");
  bg1 = loadImage("voldemort.jpg");
  file = new SoundFile(this, "syvdage.mp3");
  file1 = new SoundFile(this, "magic.mp3");
  file2 = new SoundFile(this, "themesong.mp3");
  file2.play(); //continuing background music
  smooth();
}

void draw(){
  background(bg);
  Hermione(); //this is much easier to keep track of what is what
  Harry();
  Ron();
  Button();
  Harrymagic();
}

void Hermione(){
stroke(0);
pushMatrix(); //rotating star behind her character
translate(200, height*0.7);
rotate(frameCount / 400.0);
fill(255,0,0);
star(0, 0, 70, 120, 30); 
popMatrix();
  
if(mouseX > 0 && mouseX <300 && mouseY > 0 && mouseY < 600) { //if the mouse is on Hermione
  image(img3,mouseX-130, mouseY-100, 270, 270);//this is the invisible cape!
} 
  image(img2, 100, 300, 170, 350); //image of Hermione
}
 
void Harry(){
//ROTATING STAR BEHIND CHARACTER
pushMatrix();
translate(width*0.5, height*0.7);
rotate(frameCount / 400.0);
fill(0,255,0);
star(0, 0, 70, 120, 30); 
popMatrix();
  
if(mouseX > 350 && mouseX <600 && mouseY > 200 && mouseY < 600) { //IF THE MOUSE IS ON HARRY
pushMatrix(); //rotating star behind character
translate(width*0.5, height*0.7);
rotate(frameCount / 100.0);
fill(73,118,49);
star(0, 0, 70, 120, 50); 
popMatrix(); 
} 
image(img1, 390, 300, 180, 350); //HI HARRY!
}
 
void Ron(){ 
//ROTATING STAR
pushMatrix();
translate(800, height*0.7);
rotate(frameCount / 400.0);
fill(0,0,255);
star(0, 0, 70, 120, 30); 
popMatrix();
  
if(mouseX > 690 && mouseX <950 && mouseY > 200 && mouseY < 600) { //IF THE MOUSE IS ON RON
cursor(HAND);
pushMatrix(); //rotating star behind character
translate(800, height*0.7);
rotate(frameCount / 100.0);
fill(73,227,242);
star(0, 0, 70, 120, 50); 
popMatrix(); 
} 
image(img, 700, 300, 180, 350); //HI RONNYBOY!
   
// IF YOU CLICK ON RON THEY WILL ALL DISSAPEAR
if (mousePressed == true){
if(mouseX >660 && mouseX<950 && mouseY>200 && mouseY<600)
{
x = x + speed; //FLYING RON
if ((x > width) || (x < 0)){
speed = speed * -1; //COMES BACK
}
background(bg);
image(img4, x, 100, 300, 200);
image(img5, 745, 442, 98, 208);

pushMatrix();
translate(width*0.5, height*0.7);
rotate(frameCount / 400.0);
fill(0,255,0);
star(0, 0, 70, 120, 30); 
popMatrix();
image(img1, 390, 300, 180, 350);

pushMatrix(); //rotating star behind her character
translate(200, height*0.7);
rotate(frameCount / 400.0);
fill(255,0,0);
star(0, 0, 70, 120, 30); 
popMatrix();
image(img2, 100, 300, 170, 350); 
}
  }}
//CODE FOR ROTATING STARS BEHIND CHARACTERS
void star(float x, float y, float radius1, float radius2, int npoints) {
  float angle = TWO_PI / npoints;
  float halfAngle = angle/2.0;
  beginShape();
  for (float a = 0; a < TWO_PI; a += angle) {
    float sx = x + cos(a) * radius2;
    float sy = y + sin(a) * radius2;
    vertex(sx, sy);
    sx = x + cos(a+halfAngle) * radius1;
    sy = y + sin(a+halfAngle) * radius1;
    vertex(sx, sy);
}
endShape(CLOSE);
}

//WHEN HARRY IS PRESSED SOUND AND MAGIC IS BEING ACTIVATED
void Harrymagic(){
if (mousePressed == true){ 
if(mouseX >301 && mouseX<600 && mouseY>100 && mouseY<600){
file1.play();
cursor(HAND); //NOW THE USER KNOW HARRY IS INTERACTIVE

//magic balls appear all over when you press the mouse
    float x;
    float y;
    float r;
    float g;
    float b;
    x = random(width);
    y = random(height); 
    r = random(255);
    g = random(255);
    b = random(255);
    fill(r,g,b);
    ellipse(x,y,20,20);
    float R;
    float G;
    float B;
    float A;
    R = random(255);
    G = random(255);
    B = random(255);
    A = random(255);
    beamA = random(-10,50);
    beamB = random(-10,30);
    smoke = random(2,30);
    stroke (255);
    fill (r,g,b);
    line (490,390,mouseX,mouseY+beamA);
    line (490,390,mouseX,mouseY+beamB);
    fill(R,G,B,A);
    ellipse(mouseX+random(10),mouseY+beamA,smoke,smoke);
}}

//CURSOR BECOMES A HAND WHEN HOVERING THE KILL VOLDEMORT BUTTON
if(mouseX >396 && mouseX<576 && mouseY>0 && mouseY<50){
cursor(HAND);
} else {
cursor(ARROW);
}

//CURSOR BECOMES A HAND WHEN HARRY CAN INTERACT
if(mouseX >350 && mouseX<600 && mouseY>300 && mouseY<600){
cursor(HAND);
}
 
//WHEN HERMIONE DISSAPEARS
if(mouseX >100 && mouseX<300 && mouseY>300 && mouseY<600){
stroke(0);
background(bg);
//HARRY STAYS
pushMatrix();
translate(width*0.5, height*0.7);
rotate(frameCount / 400.0);
fill(0,255,0);
star(0, 0, 70, 120, 30); 
popMatrix();
image(img1, 390, 300, 180, 350);
 //RON STAYS
pushMatrix();
translate(800, height*0.7);
rotate(frameCount / 400.0);
fill(0,0,255);
star(0, 0, 70, 120, 30); 
popMatrix();
image(img, 700, 300, 180, 350);
//BUTTON STAYS
stroke(255);
fill(0);
rect(402,10,170,35,8); //last number makes the corners round
textSize(18);
fill(193,22,27);
text("KILL VOLDEMORT!", 408, 35);
}}
 
//KILL VOLDEMORT USER EXPECTATION
void Button(){
stroke(255);
fill(0);
rect(402,10,170,35,8); //last number makes the corners round
textSize(18);
fill(193,22,27);
text("KILL VOLDEMORT!", 408, 35);

//WHEN PRESSED THE BUTTON VOLDEMORT IS BEING MEAN AS A BACKGROUND IMAGE
if (mousePressed == true){
if(mouseX >396 && mouseX<576 && mouseY>0 && mouseY<65)
{
background(bg1);

  if (vSoundFlag == false) { 
    file.play();
    vSoundFlag = !vSoundFlag // make it true
  } else {
  
  }
}}}