/**try the following keys: nter, alt, arrow keys, shift, s to save image, z, x, c, v **/

int bnum;
int a=1;
int b;
int c=0;
int d=0;
int e=0;
int f=0;
int ran1;
int ran2;
int ran3;
int ran4;
int ran5;
int rancheck;
int air;
int ranch=5;
int cow =0;
int cir =0;
int move =250;
int wait =0;
void setup(){
 size(500, 500);
}


void draw(){
  //smooth();
  wait++;
 int mx= mouseX -c;
int my= mouseY-c;
if(mouseX>=250){
mx-=250; 
}
if((mouseX<=250) && (b!=1)){
mx= 250-mouseX; 
}
ran1 = (int)random(255);
ran2 = (int)random(255);
ran3 = (int)random(255);
ran4= (int)random(50);

rancheck++;
if(rancheck>=ranch){
ran5= (int)random(air);
rancheck=0;
}
mx+=ran5;


d++;
if(d>250){
e++;
}
if(e>250){
f++;
}
if(f>250){
f=50;
e=0;
d=0;
}
//noStroke();
fill(ran1,ran2,ran3, ran4);
stroke(d,e, f);
if(cir==0){
rect(move,a, mx, my);
rect(move,a, -mx, my);
}
else{
ellipse(move,a,mx,my); 
}
if(a>=500){
b=1;
}
if(a<=0){
b=0;
}
if(mousePressed&& (b==0 || b==2)){
b=2;
}
if(!mousePressed && b==2){
b=0;
}
if(b==0){
a++;
c=0;
}
if(b==4){
b=2; 
}
if(cow==1){

if(ran1>=ran2 && air>=0){
air--;  
}
else {
air++;
}
if(ran2>=ran3 && ranch>=0){
ranch--;  
}
else if(ranch<=10){
ranch++;
}
if(ran1>=ran3 && move>=0){
move++;  
}
else if(move<=500){
move--;
}
}
if((keyPressed == true) && ((keyCode == ENTER)||(keyCode==RETURN))){
cow=1;
}
if((keyPressed == true) && (keyCode == ALT)){
cow=0;
ranch=5;
air=0;
}
if((keyPressed == true) && (keyCode == SHIFT)){
b=4;
}
if((keyPressed == true) && (keyCode == RIGHT)){
move++;
}
if((keyPressed == true) && (keyCode == DOWN)){
cir=0;  
}  
if((keyPressed == true) && (keyCode == UP)){
cir=1; 
}  
if((keyPressed == true) && (keyCode == LEFT)){
move--;
}
if((keyPressed == true) && (key == 's')&& (wait>=30)){
saveFrame("pic-####.tif");  
wait=0;
}
if((keyPressed == true) && (key == 'c')){
cir=1;  
}
if((keyPressed == true) && (key == 'v')){
cir=0;  
}

if((keyPressed == true) && (key == 'z')){
move--; 
}
if((keyPressed == true) && (key == 'x')){
move++; 
}
if(b==1){
 
a-=10;
c=1000;
d=0;
 
}
if(b==2){
a--;  
}

}