public int fireLeft() throws Exception {
String str = getQuadrantXY(tank.getX(), tank.getY());
int tankV = Integer.valueOf(str.substring(0, 1));
int tankH = Integer.valueOf(str.substring(2, str.length()));
tank.turn(Direction.LEFT);
for (int idx = tankV; idx < tankV + 1; idx++) {
for (int j = tankH; j >= 0; j--) {
if (battleField.scanQuadrant(idx, j) == "B") {
tank.fire();
}
}
}
return tankH;
}
public int fireDown() throws Exception {
String str = getQuadrantXY(tank.getX(), tank.getY());
int tankV = Integer.valueOf(str.substring(0, 1));
int tankH = Integer.valueOf(str.substring(2, str.length()));
tank.turn(Direction.DOWN);
for (int idx = tankV; idx < battleField.getBattleField().length; idx++) {
for (int j = tankH; j < tankH + 1; j++) {
if (battleField.scanQuadrant(idx, j) == "B") {
tank.fire();
}
}
}
return tankV;
}