烟花代码如下:
package love
import java.applet.Applet
import java.awt.Color
import java.awt.Graphics
import java.net.URL
import java.util.Random
@author enjoy
@SuppressWarnings("serial")
public class Q extends Applet implements Runnable
public int speed, variability, Max_Number, Max_Energy, Max_Patch,
Max_Length, G
public String sound
private int width, height
private Thread thread = null
private BeaClassDemo bcd[]
public void init()
int i
this.setSize(1900, 900)
width = getSize().width - 1
height = getSize().height - 1
speed = 1 // 烟花备消绽放的速度
variability = 10
Max_Number = 980 // 可发出烟花的最大数目
Max_Energy = width + 50
Max_Patch = 90 仿山知 // 最大的斑点数
Max_Length = 90 唯睁 // 斑点的最大距离
G = 150 // 向地面弯曲的力度
bcd = new BeaClassDemo[Max_Number]
for (i = 0i <Max_Numberi++)
bcd[i] = new BeaClassDemo(width, height, G)
}
public void start() {
if (thread == null) {
thread = new Thread(this)
thread.start()
}
}
@SuppressWarnings("deprecation")
public void stop() {
if (thread != null) {
thread.stop()
thread = null
}
}
@SuppressWarnings({ "unused", "static-access" })
public void run() {
int i
int E = (int) (Math.random() * Max_Energy * 3 / 4) + Max_Energy / 4 + 1
int P = (int) (Math.random() * Max_Patch * 3 / 4) // 烟花的斑点数
+ Max_Patch / 4 + 1
int L = (int) (Math.random() * Max_Length * 3 / 4) // 烟花可发射出的距离
+ Max_Length / 4 + 1
long S = (long) (Math.random() * 10000)
boolean sleep
Graphics g = getGraphics()
URL u = null
while (true) {
try {
thread.sleep(1000 / speed)
catch (InterruptedException x) {
sleep = true
for (i = 0i <Max_Numberi++)
sleep = sleep &&bcd[i].sleep
if (sleep &&Math.random() * 100 <variability) {
E = (int) (Math.random() * Max_Energy * 3 / 4) + Max_Energy / 4
+ 1
P = (int) (Math.random() * Max_Patch * 3 / 4) + Max_Patch / 4
+ 1
L = (int) (Math.random() * Max_Length * 3 / 4) + Max_Length / 4
+ 1
S = (long) (Math.random() * 10000)
for (i = 0i <Max_Numberi++) {
if (bcd[i].sleep &&Math.random() * Max_Number * L <1)
bcd[i].init(E, P, L, S)
bcd[i].start()
bcd[i].show(g)
public void paint(Graphics g)
g.setColor(Color.black)
g.fillRect(0, 0, width + 1, height + 1)
class BeaClassDemo
public boolean sleep = true
private int energy, patch, length, width, height, G, Xx, Xy, Ex[], Ey[], x,
y, Red, Blue, Green, t
private Random random
public BeaClassDemo(int a, int b, int g)
width = a
height = b
G = g
public void init(int e, int p, int l, long seed)
int i
energy = e
patch = p
length = l
// 创建一个带种子的随机数生成器
random = new Random(seed)
Ex = new int[patch]
Ey = new int[patch]
Red = (int) (random.nextDouble() * 128) + 128
Blue = (int) (random.nextDouble() * 128) + 128
Green = (int) (random.nextDouble() * 128) + 128
Xx = (int) (Math.random() * width / 2) + width / 4
Xy = (int) (Math.random() * height / 2) + height / 4
for (i = 0i <patchi++) {
Ex[i] = (int) (Math.random() * energy) - energy / 2
Ey[i] = (int) (Math.random() * energy * 7 / 8) - energy / 8
public void start
t = 0
sleep = false
public void show(Graphics g)
if (!sleep)
if (t <length)
int i, c
double s
Color color
c = (int) (random.nextDouble() * 64) - 32 + Red
if (c >= 0 &&c <256)
Red = c
c = (int) (random.nextDouble() * 64) - 32 + Blue
if (c >= 0 &&c <256)
Blue = c
c = (int) (random.nextDouble() * 64) - 32 + Green
if (c >= 0 &&c <256)
Green = c
color = new Color(Red, Blue, Green)
for (i = 0i <patchi++)
s = (double) t / 100
x = (int) (Ex[i] * s)
y = (int) (Ey[i] * s - G * s * s)
g.setColor(color)
g.drawLine(Xx + x, Xy - y, Xx + x, Xy - y)
if (t >= length / 2)
int j
for (j = 0j <2j++)
s = (double) ((t - length / 2) * 2 + j) / 100
x = (int) (Ex[i] * s)
y = (int) (Ey[i] * s - G * s * s)
g.setColor(Color.black)
g.drawLine(Xx + x, Xy - y, Xx + x, Xy - y)
常用的编程语言。
编程语言一:C语言
C语言是世界上最流行、使用最广泛的高级程序设计语言之一。在 *** 作系统和系统使用程序以及需要对硬件进行 *** 作的场合,用C语言明显优于其它高级语言,许多大型应用软件都是用C语言编写的。
编程语言二:java
Java是一种可以撰写跨平台应用软件的面向对象的程序设计语言,是由Sun Microsystems公司于1995年5月推出的Java程序设计语言和Java平台(即JavaSE, JavaEE, JavaME)的总称。
编程语言三:c++
C++这个词在中国大陆的程序员圈子中通常被读做“C加加”,而西方的程序员通常读做“C plus plus" , "CPP”。 它是一种使用非常广泛的计算机编程语言。C++是一种静态数据类型检查的、支持多重编程范式的通用程序设计语言。
// Decompiled by DJ v2.9.9.60 Copyright 2000 Atanas Neshkov Date: 2003-1-8 9:49:09// Home Page : http://members.fortunecity.com/neshkov/dj.html - Check often for new version!
// Decompiler options: packimports(3)
//游老 Source File Name: jhanabi.java
import java.applet.Applet
import java.applet.AudioClip
import java.awt.*
import java.awt.image.MemoryImageSource
import java.util.Random
public class jhanabi extends Applet
implements Runnable
{
public jhanabi()
{
m_mouseX = 0
m_mouseY = 0
m_sleepTime = 5
isError = false
isInitialized = false
rand = new Random()
bits = 10000
bit_px = new double[bits]
bit_py = new double[bits]
bit_vx = new double[bits]
bit_vy = new double[bits]
bit_sx = new int[bits]
bit_sy = new int[bits]
bit_l = new int[bits]
bit_f = new int[bits]
bit_p = new int[bits]
bit_c = new int[bits]
ru = 50
rv = 50
}
public void init()
{
String s = getParameter("裂磨梁para_bits")
if(s != null)
bits = Integer.parseInt(s)
s = getParameter("para_max")
if(s != null)
bit_max = Integer.parseInt(s)
s = getParameter("para_blendx")
if(s != null)
ru = Integer.parseInt(s)
s = getParameter("para_blendy"肆运)
if(s != null)
rv = Integer.parseInt(s)
s = getParameter("para_sound")
if(s != null)
bit_sound = Integer.parseInt(s)
m_nAppX = size().width
m_nAppY = size().height
m_centerX = m_nAppX / 2
m_centerY = m_nAppY / 2
m_mouseX = m_centerX
m_mouseY = m_centerY
resize(m_nAppX, m_nAppY)
pixls = m_nAppX * m_nAppY
pixls2 = pixls - m_nAppX * 2
pix0 = new int[pixls]
offImage = new MemoryImageSource(m_nAppX, m_nAppY, pix0, 0, m_nAppX)
offImage.setAnimated(true)
dbImg = createImage(offImage)
for(int i = 0i <pixlsi++)
pix0[i] = 0xff000000
sound1 = getAudioClip(getDocumentBase(), "firework.au")
sound2 = getAudioClip(getDocumentBase(), "syu.au")
for(int j = 0j <bitsj++)
bit_f[j] = 0
isInitialized = true
start()
}
public void run()
{
while(!isInitialized)
try
{
Thread.sleep(200L)
}
catch(InterruptedException interruptedexception) { }
do
{
for(int j = 0j <pixls2j++)
{
int k = pix0[j]
int l = pix0[j + 1]
int i1 = pix0[j + m_nAppX]
int j1 = pix0[j + m_nAppX + 1]
int i = (k &0xff0000) >>16
int k1 = ((((l &0xff0000) >>16) - i) * ru >>8) + i
i = (k &0xff00) >>8
int l1 = ((((l &0xff00) >>8) - i) * ru >>8) + i
i = k &0xff
int i2 = (((l &0xff) - i) * ru >>8) + i
i = (i1 &0xff0000) >>16
int j2 = ((((j1 &0xff0000) >>16) - i) * ru >>8) + i
i = (i1 &0xff00) >>8
int k2 = ((((j1 &0xff00) >>8) - i) * ru >>8) + i
i = i1 &0xff
int l2 = (((j1 &0xff) - i) * ru >>8) + i
int i3 = ((j2 - k1) * rv >>8) + k1
int j3 = ((k2 - l1) * rv >>8) + l1
int k3 = ((l2 - i2) * rv >>8) + i2
pix0[j] = i3 <<16 | j3 <<8 | k3 | 0xff000000
}
rend()
offImage.newPixels(0, 0, m_nAppX, m_nAppY)
try
{
Thread.sleep(m_sleepTime)
}
catch(InterruptedException interruptedexception1) { }
} while(true)
}
public void update(Graphics g)
{
paint(g)
}
public void paint(Graphics g)
{
g.drawImage(dbImg, 0, 0, this)
}
public void start()
{
if(isError)
return
isRunning = true
if(runner == null)
{
runner = new Thread(this)
runner.start()
}
}
public void stop()
{
if(runner != null)
{
runner.stop()
runner = null
}
}
public boolean mouseMove(Event event, int i, int j)
{
m_mouseX = i
m_mouseY = j
return true
}
public boolean mouseDown(Event event, int i, int j)
{
m_mouseX = i
m_mouseY = j
int k = (int)(rand.nextDouble() * 256D)
int l = (int)(rand.nextDouble() * 256D)
int i1 = (int)(rand.nextDouble() * 256D)
int j1 = k <<16 | l <<8 | i1 | 0xff000000
int k1 = 0
for(int l1 = 0l1 <bitsl1++)
{
if(bit_f[l1] != 0)
continue
bit_px[l1] = m_mouseX
bit_py[l1] = m_mouseY
double d = rand.nextDouble() * 6.2800000000000002D
double d1 = rand.nextDouble()
bit_vx[l1] = Math.sin(d) * d1
bit_vy[l1] = Math.cos(d) * d1
bit_l[l1] = (int)(rand.nextDouble() * 100D) + 100
bit_p[l1] = (int)(rand.nextDouble() * 3D)
bit_c[l1] = j1
bit_sx[l1] = m_mouseX
bit_sy[l1] = m_nAppY - 5
bit_f[l1] = 2
if(++k1 == bit_max)
break
}
if(bit_sound >1)
sound2.play()
return true
}
public boolean mouseExit(Event event, int i, int j)
{
m_mouseX = i
m_mouseY = j
return true
}
void rend()
{
boolean flag = false
boolean flag1 = false
boolean flag2 = false
for(int k = 0k <bitsk++)
switch(bit_f[k])
{
default:
break
case 1: // '\001'
bit_vy[k] += rand.nextDouble() / 50D
bit_px[k] += bit_vx[k]
bit_py[k] += bit_vy[k]
bit_l[k]--
if(bit_l[k] == 0 || bit_px[k] <0.0D || bit_py[k] <0.0D || bit_px[k] >(double)m_nAppX || bit_py[k] >(double)(m_nAppY - 3))
{
bit_c[k] = 0xff000000
bit_f[k] = 0
} else
if(bit_p[k] == 0)
{
if((int)(rand.nextDouble() * 2D) == 0)
bit_set((int)bit_px[k], (int)bit_py[k], -1)
} else
{
bit_set((int)bit_px[k], (int)bit_py[k], bit_c[k])
}
break
case 2: // '\002'
bit_sy[k] -= 5
if((double)bit_sy[k] <= bit_py[k])
{
bit_f[k] = 1
flag2 = true
}
if((int)(rand.nextDouble() * 20D) == 0)
{
int i = (int)(rand.nextDouble() * 2D)
int j = (int)(rand.nextDouble() * 5D)
bit_set(bit_sx[k] + i, bit_sy[k] + j, -1)
}
break
}
if(flag2 &&bit_sound >0)
sound1.play()
}
void bit_set(int i, int j, int k)
{
int l = i + j * m_nAppX
pix0[l] = k
}
private int m_nAppX
private int m_nAppY
private int m_centerX
private int m_centerY
private int m_mouseX
private int m_mouseY
private int m_sleepTime
private boolean isError
private boolean m_isPaintFinished
boolean isRunning
boolean isInitialized
Thread runner
int pix0[]
MemoryImageSource offImage
Image dbImg
int pixls
int pixls2
Random rand
int bits
double bit_px[]
double bit_py[]
double bit_vx[]
double bit_vy[]
int bit_sx[]
int bit_sy[]
int bit_l[]
int bit_f[]
int bit_p[]
int bit_c[]
int bit_max
int bit_sound
int ru
int rv
AudioClip sound1
AudioClip sound2
}
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