Modify a text file: $/x205Vega.pde

$/x205Vega.pde

//Making values for each square.
float x1 = 20, y1 = 20;
float x2 = 380, y2 = 20;
float x3 = 380, y3 = 380;
float x4 = 20, y4 = 380;
void setup() {
  size(500, 500);
}

//Setting background, text, and calling each function.
void draw() {
  background(255);
  text("Watch the circles.", 200, 250);
  square1();
  square2();
  square3();
  square4();
}
/*Functions to make squares move, using equal statements to make sure they
 constantly move around.*/
void square1() {
  fill(255, 0, 255);
  rect(x1, y1, 100, 100);
  if (x1 != 380 && y1 == 20) {
    x1+=5;
  } else if (x1 == 380 && y1 != 380) {
    y1+=5;
  } else if (x1 != 20 && y1 == 380) {
    x1-=5;
  } else if (x1 == 20 && y1 != 20) {
    y1-=5;
  }
}

void square2() {
  fill(255, 0, 255);
  rect(x2, y2, 100, 100);

if (x2 == 380 && y2 != 380) {
    y2+=5;
  } else if (x2 != 20 && y2 == 380) {
    x2-=5;
  } else if (x2 == 20 && y2 != 20) {
    y2-=5;
  } else if (x2 != 380 && y2 == 20) {
    x2+=5;
  }
}

void square3() {
  fill(255, 0, 255);
  rect(x3, y3, 100, 100);
  if (x2 != 20 && y2 == 380) {
    x2-=5;
  } else if (x2 == 20 && y2 != 20) {
    y2-=5;
  } else if (x2 != 380 && y2 == 20) {
    x2+=5;
  } else if (x2 == 380 && y2 != 380) {
    y2+=5;
  }
}

void square4() {
  fill(255, 0, 255);
  rect(x4, y4, 100, 100);
  y4-=1;
}