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java閃爍的星空代碼 java星空背景代碼

java中五角星怎么用代碼去打

=========以下代碼抄的

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import java.awt.*;

import javax.swing.*;

public class WuJiaoXing extends JPanel {

private static final long serialVersionUID = 1L;

private JFrame frame = null;

private int r = 150; // 外頂點外接圓半徑

private int[] x = new int[5]; // 5個X外頂點坐標(biāo)

private int[] y = new int[5]; // 5個Y外頂點坐標(biāo)

private int[] x_ = new int[5]; // 5個X內(nèi)頂點坐標(biāo)

private int[] y_ = new int[5]; // 5個Y內(nèi)頂點坐標(biāo)

public WuJiaoXing() {

this.math();

frame = new JFrame("五角星");

frame.getContentPane().add(this);

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.setSize(500,500);

frame.setLocation(200, 200);

frame.setVisible(true);

}

private void math() {

int c = 360 / 5; // 角度

for (int i = 0; i 5; i++) {

x[i] = (int) (Math.cos(i * c * Math.PI / 30 - Math.PI / 2) * (r) + r);

y[i] = (int) (Math.sin(i * c * Math.PI / 30 - Math.PI / 2) * (r) + r);

}

int r_ = (int) (r * Math.sin(18 * Math.PI / 180) / Math

.sin(126 * Math.PI / 180)); // 內(nèi)頂點外接圓半徑

for (int i = 0; i 5; i++) {

x_[i] = (int) (Math.cos((i * c + 18) * Math.PI / 30 - Math.PI / 2)

* (r_) + r);

y_[i] = (int) (Math.sin((i * c + 18) * Math.PI / 30 - Math.PI / 2)

* (r_) + r);

}

}

public void paint(Graphics g) {

super.paint(g);

g.setColor(Color.YELLOW);

// g.setBackground(Color.RED);

// 填充

int[] x1 = { x[0], x[2], x_[2] };

int[] y1 = { y[0], y[2], y_[2] };

int[] x2 = { x[1], x[3], x_[3] };

int[] y2 = { y[1], y[3], y_[3] };

int[] x3 = { x[2], x[4], x_[4] };

int[] y3 = { y[2], y[4], y_[4] };

g.fillPolygon(x1, y1, 3);

g.fillPolygon(x2, y2, 3);

g.fillPolygon(x3, y3, 3);

// 描邊

// g.setColor(Color.BLACK);

// g.drawLine(x[0], y[0], x[2], y[2]);

// g.drawLine(x[0], y[0], x[3], y[3]);

// g.drawLine(x[1], y[1], x[3], y[3]);

// g.drawLine(x[1], y[1], x[4], y[4]);

// g.drawLine(x[2], y[2], x[4], y[4]);

// g.drawLine(x[2], y[2], x[0], y[0]);

}

public static void main(String[] args) {

new WuJiaoXing();

}

}

第二種,用控制臺

class Pentagram {

private final char FILL_CHAR; // 填充字符

private final char SPACE_CHAR; // 空檔字符

private final int R; // 五角星的外接圓半徑

private final float ROTATION; // 五角星逆時針旋轉(zhuǎn)角度

private final int X; // 用于生成畫圖數(shù)組

private final int Y; // 用于生成畫圖數(shù)組

/**

* 構(gòu)造一個Pentagram對象

*

* @param radius

* 五角星的半徑

* @param rotation

* 五角星的逆時針旋轉(zhuǎn)度數(shù)

* @param spaceChar

* 畫布上空白處填充字符

* @param fillChar

* 畫布上線條部分填充字符

*/

public Pentagram(int radius, float rotation, char spaceChar, char fillChar) {

this.R = radius;

this.ROTATION = rotation;

this.FILL_CHAR = fillChar;

this.SPACE_CHAR = spaceChar;

this.X = 2 * R + 1;

this.Y = 2 * R + 1;

}

public char[][] getPentagram() {

char[][] canvas = initCanvas();

Draw draw = new Draw(FILL_CHAR);

// 設(shè)五角星的最右邊的一個點為 A,逆時針選取點 B~E

// 通過圓的極坐標(biāo)公式可以得出:

// 得出以下各點的坐標(biāo)

// A 點坐標(biāo)(0.951R, 0.309R)

// B 點坐標(biāo)(0, R)

// C 點坐標(biāo)(-0.951R, 0.309R)

// D 點坐標(biāo)(-0.588R, -0.809R)

// E 點坐標(biāo)(0.588R, -0.809R)

// 畫線段CA

draw.drawLine(mcos(162) * R, msin(162) * R, mcos(18) * R, msin(18) * R, canvas);

// 畫線段DA

draw.drawLine(mcos(234) * R, msin(234) * R, mcos(18) * R, msin(18) * R, canvas);

// 畫線段CE

draw.drawLine(mcos(162) * R, msin(162) * R, mcos(306) * R, msin(306) * R, canvas);

// 畫線段DB

draw.drawLine(mcos(234) * R, msin(234) * R, mcos(90) * R, msin(90) * R, canvas);

// 畫線段BE

draw.drawLine(mcos(90) * R, msin(90) * R, mcos(306) * R, msin(306) * R, canvas);

return canvas;

}

// 在方形的字符數(shù)組中指定兩點畫線條

// 對圖形數(shù)組進行初始化,填充空格

private char[][] initCanvas() {

char[][] canvas = new char[Y][X];

for (int i = 0; i Y; i++) {

for (int j = 0; j X; j++) {

canvas[i][j] = SPACE_CHAR;

}

}

return canvas;

}

// 根據(jù)角度求正弦值,保留兩位小數(shù)

private double msin(float a) {

return ((int) (Math.sin(Math.toRadians(a + ROTATION)) * 100)) / 100.0;

}

// 根據(jù)角度求余弦值,保留兩位小數(shù)

private double mcos(float a) {

return ((int) (Math.cos(Math.toRadians(a + ROTATION)) * 100)) / 100.0;

}

}

class Draw {

private char fillChar;

public Draw(char fillChar) {

this.fillChar = fillChar;

}

/**

* 根據(jù)兩個點畫線在二維字符數(shù)組上畫線

*

* @param x1

* @param y1

* @param x2

* @param y2

* @param canvas

*/

public void drawLine(double x1, double y1, double x2, double y2, char[][] canvas) {

int radius = (canvas.length - 1) / 2;

// 從 x 方向進行填充

if (x1 x2) {

double t = x1;

x1 = x2;

x2 = t;

t = y1;

y1 = y2;

y2 = t;

}

// 獲得直線方程的兩個系數(shù)

double a = (y1 - y2) / (x1 - x2);

double b = y1 - a * x1;

// 根據(jù) x 方向的值求出 y 值,并填充圖形

for (int i = (int) Math.round(x1); i = (int) Math.round(x2); i++) {

// 根據(jù)直線方程 y = ax + b,求 y

int y = (int) Math.round(a * i + b);

// 因為 y 和 i 算出來的結(jié)果有可能是負數(shù),

// 為了采用數(shù)組來表示坐標(biāo),做了以下變換

// c[R][R] 即為坐標(biāo)原點

// c[R][0..R] 為 x 方向的負半軸

// c[R][R+1..2*R] 為 x 方向的正半軸

// c[0..R][R] 為 y 方向的正半軸

// c[R+1..2*R][R] 為 y 方向的負半軸

int yy = radius - y;

int xx = radius + i;

yy = yy 0 ? 0 : yy;

yy = yy 2 * radius ? 2 * radius : yy;

xx = xx 0 ? 0 : xx;

xx = xx 2 * radius ? 2 * radius : xx;

canvas[yy][xx] = fillChar;

}

// 從 y 方向進行填充,便于減少間距問題產(chǎn)生的字符空檔

if (y1 y2) {

double t = x1;

x1 = x2;

x2 = t;

t = y1;

y1 = y2;

y2 = t;

}

// 根據(jù) y 方向的值求出 x 值,并填充圖形

for (int i = (int) Math.round(y1); i = (int) Math.round(y2); i++) {

// 根據(jù) x = (y - b) / a,求 x

int y = (int) Math.round((i - b) / a);

int yy = radius - i;

int xx = radius + y;

yy = yy 0 ? 0 : yy;

yy = yy 2 * radius ? 2 * radius : yy;

xx = xx 0 ? 0 : xx;

xx = xx 2 * radius ? 2 * radius : xx;

canvas[yy][xx] = fillChar;

}

}

/**

* 將畫完圖之后的畫布輸出到控制臺上

*

* @param canvas

*/

public static void printCanvas(char[][] canvas) {

for (int i = 0; i canvas.length; i++) {

for (int j = 0; j canvas[i].length; j++) {

System.out.print(canvas[i][j]);

}

System.out.println();

}

}

}

public class Test {

public static void main(String[] args) {

// 畫一個半徑為10,旋轉(zhuǎn)為0,空白為全身空格,填充為★的五角星

Pentagram pen = new Pentagram(10, 0, ' ', '★');

// 在控制臺上輸出這個五角星

Draw.printCanvas(pen.getPentagram());

}

}

注:其中Pentagram pen = new Pentagram(10, 0, ' ', '★');

10是半徑,0是旋轉(zhuǎn)度,' '是以空格表示空格,★是打印的字符。可以自己改

QQ空間星空代碼

不知道你說的是哪個 這是現(xiàn)在所有免費代碼了

QQ邊框代碼:

愛的甜蜜蜜 javascript:window.top.space_addItem(16,21903,0,80,500,500,0);

愛你一生不變 javascript:window.top.space_addItem(16,21904,0,80,500,500,0);

愛情軌跡 javascript:window.top.space_addItem(16,21905,0,80,500,500,0);

愛情之旅 javascript:window.top.space_addItem(16,21906,0,80,650,650,0);

回味愛情 javascript:window.top.space_addItem(16,21907,0,80,500,500,0);

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收獲愛情 javascript:window.top.space_addItem(16,21909,0,80,500,500,0);

謝謝你的愛 javascript:window.top.space_addItem(16,21910,0,80,500,500,0);

有你真精彩 javascript:window.top.space_addItem(16,21911,0,80,500,500,0);

真的很想你 javascript:window.top.space_addItem(16,21912,0,80,500,500,0);

QQ空間模塊移動代碼:

版塊靠左代碼——javascript:window.top.space_addItem(1,9475,0,0,1,1,93);

版塊居中代碼——javascript:window.top.space_addItem(1,9475,100,0,1,1,93);

版塊右移代碼——javascript:window.top.space_addItem(1,9475,235,0,1,1,93);

迷失自我:

版塊靠左代碼——javascript:window.top.space_addItem(1,9475,0,0,1,1,94);

版塊居中代碼——javascript:window.top.space_addItem(1,9475,100,0,1,1,94);

版塊右移代碼——javascript:window.top.space_addItem(1,9475,235,0,1,1,94);

彩虹云朵:

版塊靠左代碼——javascript:window.top.space_addItem(1,8674,0,80,100,100,94);

版塊居中代碼——javascript:window.top.space_addItem(1,8674,100,80,100,100,94);

版塊右移代碼——javascript:window.top.space_addItem(1,8674,235,80,100,100,94);

藍星閃爍:

版塊靠左代碼——javascript:window.top.space_addItem(1,8674,0,80,100,100,93);

版塊居中代碼——javascript:window.top.space_addItem(1,8674,100,80,100,100,93);

版塊右移代碼——javascript:window.top.space_addItem(1,8674,235,80,100,100,93);

濃情馬克:

版塊靠左代碼——javascript:window.top.space_addItem(1,11273,0,80,0,0,94);

版塊居中代碼——javascript:window.top.space_addItem(1,11273,100,80,0,0,94);

版塊右移代碼——javascript:window.top.space_addItem(1,11273,235,80,0,0,94);

藍色皮膚:

版塊靠左代碼——javascript:window.top.space_addItem(1,11762,0,0,96,96,94);

版塊居中代碼——javascript:window.top.space_addItem(1,11762,100,0,96,96,94);

版塊右移代碼——javascript:window.top.space_addItem(1,11762,235,0,96,96,94);

版塊右移代碼:

黑色:javascript:window.top.space_addItem(1,12736,230,80,0,0,20);

黑色:javascript:window.top.space_addItem(1,9475,230,80,0,0,20);

紫黑:javascript:window.top.space_addItem(1,8669,230,80,0,0,20);

藍色:javascript:window.top.space_addItem(1,11762,230,80,0,0,20);

隱藏導(dǎo)航代碼

javascript:window.top.space_addItem(13,1333,0,80,0,0,94);

隱藏播放器代碼

javascript:window.top.space_addItem(6,676,1899,0,200,200,0);

去除橫幅代碼:

黃鉆專用去橫幅代碼:javascript:window.top.space_addItem(19,15330,0,0,0,0,10000);

QQ空間皮膚代碼

七色彩虹:javascript:window.top.space_addItem(1,8674,0,80,100,100,94);

灰色皮膚代碼:javascript:window.top.space_addItem(1,6300,0,0,0,0,1);

黑色皮膚:javascript:window.top.space_addItem(1,9475,20,100,0,0,93);

黑暗世界javascript:window.top.space_addItem(1,9475,0,0,1,1,94);

紅極一時javascript:window.top.space_addItem(1,11273,0,80,0,0,93);

黑星耀眼javascript:window.top.space_addItem(1,12736,0,80,0,0,93);

玫瑰花javascript:window.top.space_addItem(1,8669,100,80,100,100,123);

靜悄悄 javascript:window.top.space_addItem(1,8669,100,80,100,100,94); (帶花、居中)

快樂十分javascript:window.top.space_addItem(1,8674,0,80,100,100,94); (彩虹)

迷失世界javascript:window.top.space_addItem(1,9475,0,0,1,1,94);(這個是黑的)

藍色 javascript:window.top.space_addItem(1,11762,0,0,96,96,94); (藍的)

睡美人(很漂亮)javascript:window.top.space_addItem(13,9758,0,0,200,600,0);

白色可愛風(fēng)格:javascript:window.top.space_addItem(1,4703,0,80,0,0,94);

愛情系列:

javascript:window.top.space_addItem(1,7513,0,80,0,0,94);

全紅免費皮膚:javascript:window.top.space_addItem(1,11273,0,80,0,0,93);

全橙樣式:javascript:window.top.space_addItem(1,15306,0,80,0,0,93);

全藍樣式:javascript:window.top.space_addItem(1,15116,0,80,0,0,93);

全紫樣式:javascript:window.top.space_addItem(1,15116,0,80,0,0,93);

淡淡粉色:javascript:window.top.space_addItem(1,7513,0,80,0,0,93);

全綠樣式:javascript:window.top.space_addItem(1,7619,0,80,0,0,93);

全粉樣式:javascript:window.top.space_addItem(1,4693,0,80,0,0,93);

米白色:javascript:window.top.space_addItem(1,4703,0,80,0,0,94);

紫色帶星光: javascript:window.top.space_addItem(1,7510,0,80,0,0,93);

橘黃色:javascript:window.top.space_addItem(1,7513,0,80,0,0,93);

水果綠:javascript:window.top.space_addItem(1,7619,0,80,0,0,93);

淺粉紅:javascript:window.top.space_addItem(1,4693,0,0,0,0,93);

天際藍:javascript:window.top.space_addItem(1,15166,0,80,0,0,93);

實現(xiàn)星星閃動的java代碼

package panel;

import java.awt.Color;

import java.awt.Font;

import java.awt.Graphics;

import javax.swing.JPanel;

import main.MainTank;

public class TipPanel extends JPanel implements Runnable{

/**

*

*/

private static final long serialVersionUID = 1L;

//偶數(shù)打印,畫面板

int time=0;

public void paintComponent(Graphics g){

super.paint(g);

g.fillRect(0, 0, MainTank.getWidthOfGame(), MainTank.getHeightOfGame());//繪制提示窗口

if (time%2==0){//偶數(shù)打印,畫面板,造成閃爍效果

g.setColor(Color.ORANGE);

Font font=new Font("華文楷體",Font.BOLD,30);

g.setFont(font);//選用字體

g.drawString("Ready", 140, 130);

}

}

@Override

public void run() {

while (true){

try{

Thread.sleep(250);

}catch (Exception e){

e.getMessage();

}

time++;//繪圖開關(guān)

this.repaint();

}

}

}//TipPanel

類似的,修改下就行


名稱欄目:java閃爍的星空代碼 java星空背景代碼
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