Lab2_battery

int posX=35, posY=30;
float resize=150;      //changeable
float charge=0;
void setup(){
  size(350,250);
  frameRate(15);
}
void draw() {
  background(130,120,240); //light_blue
  batteryTank();
  positive();
  negative();
  stroke(0);
}
void batteryTank(){
  float chargeW;
  fill(255);
  textSize(resize/10);
  text("Battery: "+charge+"%",posX+resize/100*25*2.25,posY+resize/100*125);
  //tank
  strokeWeight(3);
  fill(130); //gray
  rect(posX,posY,resize/100*80*2.25,resize/100*100,resize/100*5*2.25);
  rect(posX+resize/100*80*2.25,posY+resize/100*30,resize/100*3*2.25,resize/100*40);
  fill(150);
  rect(posX+resize/100*2.5*2.25,posY,resize/100*75*2.25,resize/100*100,resize/100*2*2.25);
  //power
  chargeW=charge/100*resize/100*75*2.25;
  fill(#38E82C); //green
  rect(posX+resize/100*2.5*2.25,posY,chargeW,resize/100*100,resize/100*2*2.25);
  charge++;
  charge %= 101;
}
void positive(){
  noStroke();
  fill(#DE1F1F); //red
  rect(posX+1.75*resize,posY+resize,resize/10,resize*0.4);
  rect(posX-75*resize/500+1.75*resize,posY+75*resize/500+resize,resize*0.4,resize/10);
}
void negative(){
  noStroke();
  fill(#1752CE); //blue
  rect(posX-75*resize/500+0.1*resize,posY+75*resize/500+resize,resize*0.4,resize/10);
}