数字雨java源代码,数字彩虹雨java代码

求如何使用java编写连续下雨的程序！只求思路！

不知道你想要干什么……什么连续下雨？

用到UI吗？

把每个雨滴当做对象，抽象出来一个雨滴的类，里面包含雨落下的方向，速度，和失效的条件（落到地上了）。

再建立一个包含所有雨滴的容器，UI展示是通过容器里面获得的雨点对象来展示。

这样，容器里面每多出一个雨点对象，页面上就多出一个雨点。用完的对象从容器里面拿出来就好

相关问答

Q1: Java 源代码的编码问题

//我写了一个程序，你把文字复制到文本框中点转码按钮，就可以了

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JTextArea;

public class Class1 extends JFrame {

private final class AT implements ActionListener {

public void actionPerformed(ActionEvent e) {

jta.setText(fixString(jta.getText()));

}

}

public static void main(String[] args) {

JFrame jf = new Class1();

}

JTextArea jta = new JTextArea();

public Class1() {

setSize(400, 400);

setDefaultCloseOperation(EXIT_ON_CLOSE);

JButton jb = new JButton("转码");

jb.addActionListener(new AT());

add(jta);

add("North", jb);

setVisible(true);

}

String fixString(String s) {

while (true) {

int index = s.indexOf("\\u");

if (index != -1) {

String s1 = s.substring(index, index + 6);

if (s1.matches("\\\\u[0-9A-F]{4}")) {

char c = (char) Integer.parseInt(s1.replace("\\u", ""), 16);

s = s.substring(0, index) + c + s.substring(index + 6);

}

} else {

break;

}

}

return s;

}

}

Q2: 求编写一个超级简单的Java的程序源代码

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

class ConstructFrame extends JFrame

{

private static final long serialVersionUID = 1L;

String value1="",result,value2="";

int flag=0,fix=0,sum=1;

Boolean happy;

JTextField text=new JTextField(30);

int flagsum=0;

Container c=getContentPane();

JButton buttonx;

ConstructFrame()

{ super("计算器");

c.setLayout(null);

c.setBackground(Color.blue);

this.setSize(400, 400);

c.add(text);

text.setHorizontalAlignment(JTextField.RIGHT);

final JButton buttonx=new JButton("BackSpace");

c.add(buttonx);

buttonx.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

int count=0;

String temp;

if(flag==0)

{

count=value1.length();

if(count!=1)

temp=value1.substring(0, count-1);

else

temp="0";

value1=temp;

}

else

{

count=value2.length();

if(count!=1)

temp=value2.substring(0, count-1);

else

temp="0";

value2=temp;

}

text.setText(temp);

}

});

final JButton buttony=new JButton("CE");

c.add(buttony);

buttony.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

value1="";

value2="";

flag=0;

text.setText("0");

}

});

final JButton button1=new JButton("1");

c.add(button1);

button1.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

String temp;

if(flag==0)

{

value1=value1+1;

temp=value1;

}

else

{

value2=value2+1;

temp=value2;

}

text.setText(temp);

}

});

final JButton button2=new JButton(" 2 ");

c.add(button2);

button2.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

String temp;

if(flag==0)

{

value1=value1+2;

temp=value1;

}

else

{

value2=value2+2;

temp=value2;

}

text.setText(temp);

}

});

final JButton button3=new JButton("3");

c.add(button3);

button3.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

String temp;

if(flag==0)

{

value1=value1+3;

temp=value1;

}

else

{

value2=value2+3;

temp=value2;

}

text.setText(temp);

}

});

final JButton button4=new JButton("4");

c.add(button4);

button4.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

String temp;

if(flag==0)

{

value1=value1+4;

temp=value1;

}

else

{

value2=value2+4;

temp=value2;

}

text.setText(temp);

}

});

final JButton button5=new JButton("5");

c.add(button5);

button5.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

String temp;

if(flag==0)

{

value1=value1+5;

temp=value1;

}

else

{

value2=value2+5;

temp=value2;

}

text.setText(temp);

}

});

final JButton button6=new JButton("6");

c.add(button6);

button6.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

String temp;

if(flag==0)

{

value1=value1+6;

temp=value1;

}

else

{

value2=value2+6;

temp=value2;

}

text.setText(temp);

}

});

final JButton button7=new JButton("7");

c.add(button7);

button7.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

String temp;

if(flag==0)

{

value1=value1+7;

temp=value1;

}

else

{

value2=value2+7;

temp=value2;

}

text.setText(temp);

}

});

final JButton button8=new JButton("8");

c.add(button8);

button8.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

String temp;

if(flag==0)

{

value1=value1+8;

temp=value1;

}

else

{

value2=value2+8;

temp=value2;

}

text.setText(temp);

}

});

final JButton button9=new JButton("9");

c.add(button9);

button9.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

String temp;

if(flag==0)

{

value1=value1+9;

temp=value1;

}

else

{

value2=value2+9;

temp=value2;

}

text.setText(temp);

}

});

final JButton button0=new JButton("0");

c.add(button0);

button0.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

String temp;

if(flag==0)

{

value1=value1+0;

temp=value1;

}

else

{

value2=value2+0;

temp=value2;

}

text.setText(temp);

}

});

final JButton buttonadd=new JButton(" + ");

c.add(buttonadd);

buttonadd.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

flag=1;

fix=1;

flagsum=0;

}

});

final JButton buttonsubtract=new JButton(" - ");

c.add(buttonsubtract);

buttonsubtract.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

flag=1;

fix=2;

flagsum=0;

}

});

final JButton buttoncheng=new JButton(" * ");

c.add(buttoncheng);

buttoncheng.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

flag=1;

fix=3;

flagsum=0;

}

});

final JButton buttonchu=new JButton(" / ");

c.add(buttonchu);

buttonchu.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

flag=1;

flagsum=0;

fix=4;

}

});

final JButton buttonequal=new JButton(" = ");

c.add(buttonequal);

buttonequal.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{

double temp1,temp2;

double temp=0;

flagsum=0;

temp1=Double.parseDouble(value1);

temp2=Double.parseDouble(value2);

flag=0;

switch(fix)

{

case 1: temp=temp1+temp2;break;

case 2: temp=temp1-temp2;break;

case 3: temp=temp1*temp2;break;

case 4: temp=temp1/temp2;break;

}

result=Double.valueOf(temp).toString();

value1=result;

value2="";

flag=1;

text.setText(result);

}

});

final JButton buttonpoint=new JButton(".");

c.add(buttonpoint);

buttonpoint.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{ if(flagsum==0)

{

String temp;

if(flag==0 )

{

value1=value1+".";

temp=value1;

}

else

{

value2=value2+".";

temp=value2;

}

flagsum=1;

text.setText(temp);

}

}

});

JButton buttonz=new JButton("Start");

c.add(buttonz);

buttonz.addMouseListener(new MouseAdapter()

{

public void mousePressed(MouseEvent e)

{ if(sum%2==1)

{

happy=true;

text.setText("0.");

flag=0;

}

else

{

happy=false;

value1="";

value2="";

text.setText("");

}

text.setEnabled(happy);

button1.setEnabled(happy);

button2.setEnabled(happy);

button3.setEnabled(happy);

button4.setEnabled(happy);

button5.setEnabled(happy);

button6.setEnabled(happy);

button7.setEnabled(happy);

button8.setEnabled(happy);

button9.setEnabled(happy);

button0.setEnabled(happy);

buttonx.setEnabled(happy);

buttony.setEnabled(happy);

buttonadd.setEnabled(happy);

buttonsubtract.setEnabled(happy);

buttonpoint.setEnabled(happy);

buttonequal.setEnabled(happy);

buttoncheng.setEnabled(happy);

buttonchu.setEnabled(happy);

sum++;

}

});

button1.setEnabled(false);

button2.setEnabled(false);

button3.setEnabled(false);

button4.setEnabled(false);

button5.setEnabled(false);

button6.setEnabled(false);

button7.setEnabled(false);

button8.setEnabled(false);

button9.setEnabled(false);

button0.setEnabled(false);

buttonx.setEnabled(false);

buttony.setEnabled(false);

buttonadd.setEnabled(false);

buttonsubtract.setEnabled(false);

buttonpoint.setEnabled(false);

buttonequal.setEnabled(false);

buttoncheng.setEnabled(false);

buttonchu.setEnabled(false);

text.setEnabled(false);

text.setBounds(20, 20, 200, 40);

buttonx.setBounds(20, 60,100, 40);

buttony.setBounds(140, 60,100, 40);

buttonz.setBounds(260, 60,80, 40);

button1.setBounds(20, 120,60, 40);

button2.setBounds(100, 120,60, 40);

button3.setBounds(180, 120,60, 40);

buttonadd.setBounds(260, 120,60, 40);

button4.setBounds(20, 180,60, 40);

button5.setBounds(100, 180,60, 40);

button6.setBounds(180, 180,60, 40);

buttonsubtract.setBounds(260, 180,60, 40);

button7.setBounds(20, 240,60, 40);

button8.setBounds(100, 240,60, 40);

button9.setBounds(180, 240,60, 40);

buttoncheng.setBounds(260,240,60,40);

button0.setBounds(20, 300,60, 40);

buttonpoint.setBounds(100, 300, 60, 40);

buttonequal.setBounds(180,300,60, 40);

buttonchu.setBounds(260, 300,60, 40);

setVisible(true);

}

class MYMouseEvent extends MouseAdapter

{

public void mousePressed(MouseEvent e)

{

value1=e.toString();

text.setText(value1);

}

}

}

class Calutator

{

public static void main(String[] args)

{

new ConstructFrame();

}

}

你自己慢慢的看吧！

Q3: 如何实现c语言程序各颜色数字雨代码

#includestdio.h

#includetime.h

#includewindows.h

typedef struct

{

int x,y;

char ch;

}STU;

STU st[100];

//出现位置 

void gotoxy(int x, int y)

{

  HANDLE hout;

  COORD pos;

  pos.X = x;

  pos.Y = y;

  hout = GetStdHandle(STD_OUTPUT_HANDLE);

  SetConsoleCursorPosition(hout, pos);

}

/*隐藏光标*/

void show_cursor(int hide)

{

  CONSOLE_CURSOR_INFO cciCursor;

  HANDLE hout;

  hout = GetStdHandle(STD_OUTPUT_HANDLE);

  if(GetConsoleCursorInfo(hout, cciCursor))

  {

      cciCursor.bVisible = hide;

      SetConsoleCursorInfo(hout, cciCursor);

  }

}

/*设置颜色*/

void set_color(int color)

{

  SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), color);

}

main()

{

int i,j;

show_cursor(0);

srand(time(NULL));

//初始化结构体

for (i=0;i100;i++)

{

st[i].x = rand()%80;

st[i].y = rand()%20;

st[i].ch = rand()%(49-47)+48;

}

while (1)

{

for (i=0;i100;i++)

{

gotoxy(st[i].x,st[i].y);

set_color(0x2);//最先出现的颜色；

putchar(st[i].ch);

gotoxy(st[i].x,st[i].y-5);

putchar(' ');

st[i].y++;

st[i].ch = rand()%(49-47)+48;

if (st[i].y-5=18)

{

gotoxy(st[i].x,st[i].y-1);

putchar(' ');

gotoxy(st[i].x,st[i].y-2);

putchar(' ');

gotoxy(st[i].x,st[i].y-3);

putchar(' ');

gotoxy(st[i].x,st[i].y-4);

putchar(' ');

gotoxy(st[i].x,st[i].y-4);

putchar(' ');

}

if (st[i].y 23)

{

st[i].x = rand()%80;

st[i].y = rand()%20;

}

gotoxy(st[i].x,st[i].y);

set_color(0xA);//由前一个颜色渐变成的颜色

putchar(st[i].ch);

}

Sleep(120);

}

}

    color(0);   printf("黑色\n");      color(1);   printf("蓝色\n");      color(2);   printf("绿色\n");       color(3);   printf("湖蓝色\n");      color(4);   printf("红色\n");      color(5);   printf("紫色\n");      color(6);   printf("黄色\n");       color(7);   printf("白色\n");      color(8);   printf("灰色\n");      color(9);   printf("淡蓝色\n");      color(10);  printf("淡绿色\n");      color(11);  printf("淡浅绿色\n");       color(12);  printf("淡红色\n");      color(13);  printf("淡紫色\n");      color(14);  printf("淡黄色\n");      color(15);  printf("亮白色\n")

几个基本的颜色；