//Libraries
import ddf.minim.*; //sound library
import processing.opengl.*;

//Constants

//edges of the screen for the ball
final int LEFT_EDGE = -11;
final int TOP_EDGE = 40;
final int RIGHT_EDGE = 710;
final int BOTTOM_EDGE = 460;
final int GRID_SPACE = 20;

//direction of motion for ball
final int D = 1;
final int R = 2;
final int U = 3;
final int L = 4;
final int DR = 5;
final int DL = 6;
final int UL = 7;
final int UR = 8;

//types of pipe
final int PIPE_EL1 = 1;
final int PIPE_EL2 = 2;
final int PIPE_EL3 = 3;
final int PIPE_EL4 = 4;
final int PIPE_VERT = 5;
final int PIPE_HORZ = 6;
final int PIPE_TEE1 = 7;
final int PIPE_TEE2 = 8;
final int PIPE_DIAG1 = 9;
final int PIPE_DIAG2 = 10;


//ball type identifiers
final int RED_BALL = 1;
final int GREEN_BALL = 2;
final int PURP_BALL = 3;


final int FLASH = 70; //length of flash when the ball goes through or hits a pipe

final int TTimer = 10; //timer used by tees - number of milliseconds to wait between creating new balls

final int el1num = 10; //number of pipe pieces of each type to create


//Objects
Background bg; //background object
RestartButton restartBtn;
LeadButtons leadBtns;
KeysButtons keysBtns;
DrumsButtons drumsBtns;
SpeedButtons speedBtns;

AudioSample guitar1; //these are the individual audio samples
AudioSample guitar2;
AudioSample guitar3;
AudioSample guitar4;
AudioSample guitar5;
AudioSample organ1;
AudioSample organ2;
AudioSample organ3;
AudioSample organ4;
AudioSample organ5;
AudioSample drum1;
AudioSample drum2;
AudioSample drum3;
AudioSample drum4;
AudioSample drum5;
AudioSample sax1;
AudioSample sax2;
AudioSample sax3;
AudioSample sax4;
AudioSample sax5;
AudioSample bass1;
AudioSample bass2;
AudioSample bass3;
AudioSample bass4;
AudioSample bass5;
AudioSample elektro1;
AudioSample elektro2;
AudioSample elektro3;
AudioSample elektro4;
AudioSample elektro5;

//variables
boolean mp = false; //mp stands for mouse pressed, this turns true on mouse down
boolean drag = false; //variable that turns true when a mouse drag is begun
boolean dragging = false;
boolean stopper;
boolean sax;
boolean bass;
boolean elektro;
int num = 100; //number of balls to allocate memory for
int ballIndex, ballTotal = 0; //variables used for creating balls and cycling through array if more than 1000 are created
int lastSec = -1; //variable used in timer function
float speed = 5;

//fonts
PFont OCR;


//Arrays
Ball[] bl = new Ball[num]; //ball array
Ball[] bl2 = new Ball[num];
Ball[] bl3 = new Ball[num];

ElPipe[] el = new ElPipe[el1num];  //pipe type arrays
ElPipe[] el_2 = new ElPipe[el1num];
ElPipe[] el_3 = new ElPipe[el1num];
ElPipe[] el_4 = new ElPipe[el1num];
ElPipe[] vert = new ElPipe[el1num];
ElPipe[] horz = new ElPipe[el1num];
ElPipe[] tee1 = new ElPipe[el1num];
ElPipe[] tee2 = new ElPipe[el1num];
ElPipe[] diag1 = new ElPipe[el1num];
ElPipe[] diag2 = new ElPipe[el1num];