Lab3_Bird

BIRD

int value =1;
int cenywing=250;
int ceny=250;
int cenx=250;
void setup() {
  size(500, 500);
}
void draw() {
  frameRate(40);
  background(255);
  if (value==1) {
    background(#DD0000);
  }else {
  background(#00DD00);
}
draw_bird();
//make the bird fly
ceny=ceny+value;
cenywing=cenywing+(value*2);
if (ceny>280&&cenywing>290) {
  value--;
} else if (ceny<200&&cenywing<220) {
  value++;
}
if(cenx>500){
 cenx=cenx%500;
}
if (keyPressed) {
  if (key=='d'||key=='D') {
    cenx+=3;
  }
}
}
void draw_bird() {
  int wing_L=100;
  int radius_head=50;
  strokeWeight(10);
  //right wing
  line(cenx, ceny, cenx+wing_L, cenywing);
  //left wing
  line(cenx, ceny, cenx-wing_L, cenywing);
  ellipse(cenx, ceny, radius_head, radius_head);
}