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Copy pathExercise_OutsideClass.java
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139 lines (135 loc) · 3.86 KB
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/**
目录--------------------------------------------------------------------------
* Serializable类
* Circle类
*/
/**Serializable类**/
//import java.io.Serializable;
///*
////实现接口Serializable的类的对象可以序列化，但是此类中可能存在不可序列化的东西
////例如静态变量。还有引用的未序列化的对象。
////静态变量，JVM会自动忽略，但是引用未序列化的对象，要添加关键字transiznt进行标记
////让JVM忽略此变量*/
//public class Exercise_OutsideClass implements Serializable
//{
// private double annualInterestRates;
// private int numberOfYears;
// private double loanAmount;
// private java.util.Date loanDate;
//
// public Exercise_OutsideClass()
// {
// this(2.5, 1, 1000);
// }
//
// public Exercise_OutsideClass(double annualInterestRates, int numberOfYears, double loanAmount)
// {
// this.annualInterestRates = annualInterestRates;
// this.numberOfYears = numberOfYears;
// this.loanAmount = loanAmount;
// loanDate = new java.util.Date();
// }
//
// public double getAnnualInterestRates()
// {
// return annualInterestRates;
// }
//
// public void setAnnualInterestRates(double annualInterestRates)
// {
// this.annualInterestRates = annualInterestRates;
// }
//
// public int getNumberOfYears()
// {
// return numberOfYears;
// }
//
// public void setNumberOfYears(int numverOfYears)
// {
// this.numberOfYears = numberOfYears;
// }
//
// public double getLoanAmount()
// {
// return loanAmount;
// }
//
// public void setLoanAmount(double loanAmount)
// {
// this.loanAmount = loanAmount;
// }
//
// public double getMonthlyPayment()
// {
// double monthlyInterestRate = annualInterestRates / 1200;
// double monthlyPayment = loanAmount * monthlyInterestRate / (1 -
// (1 / Math.pow(1 + monthlyInterestRate, numberOfYears * 12)));
//
// return monthlyPayment;
// }
//
// public double getTotalPayment()
// {
// double totalPayment = getMonthlyPayment() * numberOfYears * 12;
// return totalPayment;
// }
//
// public java.util.Date getLoanDate()
// {
// return loanDate;
// }
//}
/**Circle类**/
//import javafx.animation.KeyFrame;
//import javafx.animation.Timeline;
//import javafx.scene.layout.Pane;
//import javafx.scene.paint.Color;
//import javafx.scene.shape.Circle;
//import javafx.util.Duration;
//
//public class Exercise_OutsideClass extends Pane {
// public final double radius = 50;
// private double x =80, y = 90;
// private double dx = 10, dy = 10;
// private Circle circle = new Circle(x,y,radius);
// private Timeline timeline;
//
// public Exercise_OutsideClass(){
// circle.setFill(Color.RED);
// this.getChildren().add(circle);
// timeline = new Timeline(new KeyFrame(Duration.millis(40),e->{
// moveBall();
// }));
// timeline.setCycleCount(Timeline.INDEFINITE);
// timeline.play();
// }
//
// public void increaseSpeed(){
// timeline.setRate(timeline.getRate()+0.1);
// }
// public void decreaseSpeed(){
// timeline.setRate(timeline.getRate() >0 ? timeline.getRate()-0.1:0);
// }
//
// public void play(){
// timeline.play();
// }
//
// public void pause(){
// timeline.pause();
// }
//
// protected void moveBall(){
// if (x < radius || x > getWidth()-radius){
// dx = -dx;
// }
// if (y < radius || y > getHeight()-radius){
// dy = -dy;
// }
// x += dx;
// y += dy;
// circle.setCenterX(x);
// circle.setCenterY(y);
// }
//}