public static void main(String[] args) {
Animate a = new Cat(); // 向上转型,自动类型提升，猫对象提升了动物类型。但是特有功能无法访问。
a.eat();
// 如果还想用具体动物猫的特有功能，则需向下转型。
Cat cat = (Cat) a; // 向下转型
cat.swarm();
// 注意：对于转型，自始至终都是子类对象在做着类型的变化。
}
// This is where things get started
public static void main(String args[]) {
// Create a new frame to hold the canvas and put it up.
Frame fm = new Frame();
Animate b = new Animate();
// Make it visible and set size
b.setVisible(true);
b.setSize(300, 300);
System.out.println("Here we go");
// Add the canvas to the frame and make it show
fm.add("Center", b);
fm.pack();
fm.show();
}
@Override
protected void tick() throws LostGroundException, VariableException {
super.tick();
if (getTime() == getAnimation().getDuration() - 1) {
// 増える
breed();
}
}
public static void main(String[] args) {
Animate.animate(
"Zombicus humans",
(Cell<Double> time, Stream<Unit> sTick, Dimension windowSize) -> {
World world = new World(windowSize);
List<Cell<Character>> chars = new ArrayList<>();
int id = 0;
for (int x = 100; x < windowSize.width; x += 100)
for (int y = 150; y < windowSize.height; y += 150) {
Point pos0 = new Point(x, y);
HomoSapiens h = new HomoSapiens(world, id, pos0, time, sTick);
chars.add(h.character);
id++;
}
return sequence(chars);
});
}
