新春快乐(烟花、春联)【附源码】

一: C语言 – 烟花

运行效果:
在这里插入图片描述
在这里插入图片描述

#include <graphics.h>
#include <math.h>
#include <time.h>
#include <stdio.h>

#define MAXNUM 15
#define WIDTH 640
#define HEIGHT 480
#define PI 3.1415926

struct Fire
{
	int nowx;
	int nowy;
	int endy;
	int radio;
	int explode;
	int rgb[3];
	COLORREF color;
}fire[MAXNUM];

void Init()
{
	for (int i = 0; i < MAXNUM; i++)
	{
		fire[i].nowx = rand() % WIDTH;
		fire[i].nowy = HEIGHT + rand() % 250 + 50;
		fire[i].endy = rand() % 100 + 10;
		fire[i].radio = rand() % 50 + 120;
		fire[i].explode = 0;
		int c[][3] = { {255, 0, 0}, {210, 190, 255}, {255, 120, 0}, {255, 0, 150}, {255, 240, 100}, {10, 255, 255}, {160, 10, 255}, {255, 200, 60} };
		int n = rand() % 8;
		fire[i].color = RGB(c[n][0], c[n][1], c[n][2]);
		fire[i].rgb[0] = c[n][0];
		fire[i].rgb[1] = c[n][1];
		fire[i].rgb[2] = c[n][2];
	}
}

void Draw()
{
	for (int i = 0; i < MAXNUM; i++)
	{
		if (fire[i].nowy > fire[i].endy)
		{
			for (int size = 5; size > 0; size--)
			{
				int temp[] = { fire[i].rgb[0], fire[i].rgb[1], fire[i].rgb[2] };
				for (int k = 0; k < 3; k++)
				{
					temp[k] += 50 * (5 - size);
					if (temp[k] > 255) temp[k] = 255;
				}
				setfillcolor(RGB(temp[0], temp[1], temp[2]));
				solidcircle(fire[i].nowx, fire[i].nowy + 15 * (10 - size), size);
			}
		}
		else
		{
			for (int a = 0; a < 360; a += 30)
			{
				for (int size = 5; size > 0; size--)
				{
					int x = cos(a * PI / 180.0) * (fire[i].explode + size * 10) + fire[i].nowx;
					int y = sin(a * PI / 180.0) * (fire[i].explode + size * 10) + fire[i].nowy + fire[i].radio / 2;
					int temp[] = { fire[i].rgb[0], fire[i].rgb[1], fire[i].rgb[2] };
					for (int k = 0; k < 3; k++)
					{
						temp[k] += 50 * (5 - size);
						if (temp[k] > 255) temp[k] = 255;
					}
					setfillcolor(RGB(temp[0], temp[1], temp[2]));
					solidcircle(x, y + (HEIGHT - y) * 0.1 + size * (size - 2), size);
				}
			}
		}
	}
}

void Move()
{
	for (int i = 0; i < MAXNUM; i++)
	{
		if (fire[i].nowy > fire[i].endy)
		{
			fire[i].nowy -= 3;
		}
		else
		{
			if (fire[i].explode >= fire[i].radio)
			{
				fire[i].nowx = rand() % WIDTH;
				fire[i].nowy = HEIGHT + rand() % 250 + 50;
				fire[i].endy = rand() % 100 + 10;
				fire[i].radio = rand() % 50 + 120;
				fire[i].explode = 0;
				int c[][3] = { {255, 0, 0}, {210, 190, 255}, {255, 120, 0}, {255, 0, 150}, {255, 240, 100}, {10, 255, 255}, {160, 10, 255}, {255, 200, 60} };
				int n = rand() % 8;
				fire[i].color = RGB(c[n][0], c[n][1], c[n][2]);
				fire[i].rgb[0] = c[n][0];
				fire[i].rgb[1] = c[n][1];
				fire[i].rgb[2] = c[n][2];
			}
			else fire[i].explode++;
		}
	}
}

int main()
{
	srand(time(NULL));
	initgraph(640, 480);
	Init();
	BeginBatchDraw();
	while (true)
	{
		cleardevice();
		Draw();
		Move();
		FlushBatchDraw();
		Sleep(2);
	}
	EndBatchDraw();
	closegraph();
	return 0;
}

二:Python – 春联

运行效果:
在这里插入图片描述

from distutils.core import setup
from turtle import *
bgcolor("#FFFF00")
pensize(5)
setup(1000, 1000)
update()
fillcolor("red")
pencolor("firebrick2")

pu()
goto(-330, 250)
seth(0)
pd()

begin_fill()
for i in range(2):
    fd(360)
    left(90)
    fd(100)
    left(90)
end_fill()

pencolor("black")
pu()

texts = ["常", "乐", "安", "宁"]
for text in texts:
    fd(72)
    write(text, align="center", font=("华文行楷", 60, "normal"))

pencolor("firebrick2")

goto(-380, 200)
seth(180)
pd()

begin_fill()
for i in range(2):
    fd(100)
    left(90)
    fd(560)
    left(90)
end_fill()

pu()
goto(-430, 200)
pencolor("black")
seth(-90)

texts = "常怀欣喜心常乐"
for text in texts:
    fd(80)
    write(text, align="center", font=("华文行楷", 60, "normal"))

pencolor("firebrick2")
goto(180, 200)
seth(180)
pd()

begin_fill()
for i in range(2):
    fd(100)
    left(90)
    fd(560)
    left(90)
end_fill()

pu()
goto(130, 200)
pencolor("black")
seth(-90)

texts = "欣悦四季心安宁"
for text in texts:
    fd(80)
    write(text, align="center", font=("华文行楷", 60, "normal"))
ht()
done()

三:Python – 烟花

运行效果:
在这里插入图片描述
在这里插入图片描述

import pygame
from random import randint
from random import uniform
from random import choice
import  math
vector = pygame.math.Vector2
# 重力变量
gravity = vector(0, 0.3)
# 控制窗口的大小
DISPLAY_WIDTH = DISPLAY_HEIGHT = 800

# 颜色选项
trail_colours = [(45, 45, 45), (60, 60, 60), (75, 75, 75), (125, 125, 125), (150, 150, 150)]
dynamic_offset = 1
static_offset = 3
class Firework:
    def __init__(self):
        # 随机颜色
        self.colour = (randint(0, 255), randint(0, 255), randint(0, 255))
        self.colours = (
            (randint(0, 255), randint(0, 255), randint(0, 255)),
            (randint(0, 255), randint(0, 255), randint(0, 255)),
            (randint(0, 255), randint(0, 255), randint(0, 255)))
        self.firework = Particle(randint(0, DISPLAY_WIDTH), DISPLAY_HEIGHT, True,
                                 self.colour)  
        self.exploded = False
        self.particles = []
        self.min_max_particles = vector(100, 225)

    def update(self, win):  # 每帧调用
        if not self.exploded:
            self.firework.apply_force(gravity)
            self.firework.move()
            for tf in self.firework.trails:
                tf.show(win)

            self.show(win)

            if self.firework.vel.y >= 0:
                self.exploded = True
                self.explode()
        else:
            for particle in self.particles:
                particle.apply_force(vector(gravity.x + uniform(-1, 1) / 20, gravity.y / 2 + (randint(1, 8) / 100)))
                particle.move()
                for t in particle.trails:
                    t.show(win)
                particle.show(win)

    def explode(self):
        # amount 数量
        amount = randint(self.min_max_particles.x, self.min_max_particles.y)
        for i in range(amount):
            self.particles.append(Particle(self.firework.pos.x, self.firework.pos.y, False, self.colours))

    def show(self, win):
        pygame.draw.circle(win, self.colour, (int(self.firework.pos.x), int(self.firework.pos.y)), self.firework.size)

    def remove(self):
        if self.exploded:
            for p in self.particles:
                if p.remove is True:
                    self.particles.remove(p)

            if len(self.particles) == 0:
                return True
            else:
                return False

class Particle:
    def __init__(self, x, y, firework, colour):
        self.firework = firework
        self.pos = vector(x, y)
        self.origin = vector(x, y)
        self.radius = 20
        self.remove = False
        self.explosion_radius = randint(5, 18)
        self.life = 0
        self.acc = vector(0, 0)
        self.trails = []  
        self.prev_posx = [-10] * 10  
        self.prev_posy = [-10] * 10  

        if self.firework:
            self.vel = vector(0, -randint(17, 20))
            self.size = 5
            self.colour = colour
            for i in range(5):
                self.trails.append(Trail(i, self.size, True))
        else:
            self.vel = vector(uniform(-1, 1), uniform(-1, 1))
            self.vel.x *= randint(7, self.explosion_radius + 2)
            self.vel.y *= randint(7, self.explosion_radius + 2)
            # 向量
            self.size = randint(2, 4)
            self.colour = choice(colour)
            # 5 个 tails总计
            for i in range(5):
                self.trails.append(Trail(i, self.size, False))

    def apply_force(self, force):
        self.acc += force

    def move(self):
        if not self.firework:
            self.vel.x *= 0.8
            self.vel.y *= 0.8
        self.vel += self.acc
        self.pos += self.vel
        self.acc *= 0

        if self.life == 0 and not self.firework:  # 检查粒子的爆炸范围
            distance = math.sqrt((self.pos.x - self.origin.x) ** 2 + (self.pos.y - self.origin.y) ** 2)
            if distance > self.explosion_radius:
                self.remove = True

        self.decay()

        self.trail_update()

        self.life += 1

    def show(self, win):
        pygame.draw.circle(win, (self.colour[0], self.colour[1], self.colour[2], 0), (int(self.pos.x), int(self.pos.y)),
                           self.size)

    def decay(self):  # random decay of the particles
        if 50 > self.life > 10:  # early stage their is a small chance of decay
            ran = randint(0, 30)
            if ran == 0:
                self.remove = True
        elif self.life > 50:
            ran = randint(0, 5)
            if ran == 0:
                self.remove = True

    def trail_update(self):
        self.prev_posx.pop()
        self.prev_posx.insert(0, int(self.pos.x))
        self.prev_posy.pop()
        self.prev_posy.insert(0, int(self.pos.y))

        for n, t in enumerate(self.trails):
            if t.dynamic:
                t.get_pos(self.prev_posx[n + dynamic_offset], self.prev_posy[n + dynamic_offset])
            else:
                t.get_pos(self.prev_posx[n + static_offset], self.prev_posy[n + static_offset])
class Trail:
    def __init__(self, n, size, dynamic):
        self.pos_in_line = n
        self.pos = vector(-10, -10)
        self.dynamic = dynamic

        if self.dynamic:
            self.colour = trail_colours[n]
            self.size = int(size - n / 2)
        else:
            self.colour = (255, 255, 200)
            self.size = size - 2
            if self.size < 0:
                self.size = 0

    def get_pos(self, x, y):
        self.pos = vector(x, y)

    def show(self, win):
        pygame.draw.circle(win, self.colour, (int(self.pos.x), int(self.pos.y)), self.size)


def update(win, fireworks):
    for fw in fireworks:
        fw.update(win)
        if fw.remove():
            fireworks.remove(fw)

    pygame.display.update()

def main():
    pygame.init()
    pygame.font.init()
    pygame.display.set_caption("祝您新年快乐")  # 标题
    background = pygame.image.load("./5.png")  # 背景
    sound_wav = pygame.mixer.music.load("2.mp3")
    pygame.mixer.music.play()


pygame.init()
# 加载背景音乐
'''pygame.mixer.music.load("./res/音乐文件名")
# 循环播放背景音乐
pygame.mixer.music.play(-1)
# 停止背景音乐
pygame.mixer.music.stop()
# 加载音效
boom_sound = pygame.mixer.Sound("./res/音效名")
# 播放音效
boom_sound.play()
boom_sound.stop()
myfont = pygame.font.Font("simkai.TTF", 80)
myfont1 = pygame.font.Font("simkai.ttf", 30)
testsurface = myfont.render("虎虎生威", False, (0, 0, 0), (220, 20, 60))
testsurface1 = myfont1.render("", False, (251, 59, 85))'''

win = pygame.display.set_mode((DISPLAY_WIDTH, DISPLAY_HEIGHT))
clock = pygame.time.Clock()

fireworks = [Firework() for i in range(2)]  
running = True

while running:
    clock.tick(60)
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        if event.type == pygame.KEYDOWN:
            if event.key == pygame.K_1:  # 按下 1
                fireworks.append(Firework())
            if event.key == pygame.K_2:  # 按下 2 加入10个烟花
                for i in range(10):
                    fireworks.append(Firework())
            if event.key == pygame.K_3:  # 按下 3 加入100个烟花
                for i in range(100):
                    fireworks.append(Firework())
    win.fill((20, 20, 30))  

    if randint(0, 20) == 1:  # 创建新的烟花

        fireworks.append(Firework())

    update(win, fireworks)
pygame.quit()
quit()

if __name__ == 'main':
    main()

四:HTML – 烟花

运行效果:
在这里插入图片描述
在这里插入图片描述

<!DOCTYPE html>
<html dir="ltr" lang="zh-CN">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width" />
<title>夜空烟花</title>
	<script type="text/javascript" src="http://g.huceo.com/weixin/qw/jquery.min.js"></script>
      <script type="text/javascript">

      </script>
<style>
body {
	background: #000;
	margin: 0;
}

canvas {
	cursor: crosshair;
	display: block;
}
.STYLE1 {color: #333333}
</style>
</head>
<div style="text-align:center;clear:both">

</div>
<canvas id="canvas"><span class="STYLE1">Open IE effect more perfect </span></canvas>
<script>
window.requestAnimFrame = ( function() {
	return window.requestAnimationFrame ||
				window.webkitRequestAnimationFrame ||
				window.mozRequestAnimationFrame ||
				function( callback ) {
					window.setTimeout( callback, 1000 / 60 );
				};
})();

var canvas = document.getElementById( 'canvas' ),
		ctx = canvas.getContext( '2d' ),
		cw = window.innerWidth,
		ch = window.innerHeight,
		fireworks = [],
		particles = [],
		hue = 120,
		limiterTotal = 5,
		limiterTick = 0,
		timerTotal = 80,
		timerTick = 0,
		mousedown = false,
		mx,
		my;
		
canvas.width = cw;
canvas.height = ch;

function random( min, max ) {
	return Math.random() * ( max - min ) + min;
}

function calculateDistance( p1x, p1y, p2x, p2y ) {
	var xDistance = p1x - p2x,
			yDistance = p1y - p2y;
	return Math.sqrt( Math.pow( xDistance, 2 ) + Math.pow( yDistance, 2 ) );
}

function Firework( sx, sy, tx, ty ) {
	this.x = sx;
	this.y = sy;
	this.sx = sx;
	this.sy = sy;
	this.tx = tx;
	this.ty = ty;
	this.distanceToTarget = calculateDistance( sx, sy, tx, ty );
	this.distanceTraveled = 0;
	this.coordinates = [];
	this.coordinateCount = 3;
	while( this.coordinateCount-- ) {
		this.coordinates.push( [ this.x, this.y ] );
	}
	this.angle = Math.atan2( ty - sy, tx - sx );
	this.speed = 2;
	this.acceleration = 1.05;
	this.brightness = random( 50, 70 );
	this.targetRadius = 1;
}

Firework.prototype.update = function( index ) {
	this.coordinates.pop();
	this.coordinates.unshift( [ this.x, this.y ] );
    if( this.targetRadius < 8 ) {
		this.targetRadius += 0.3;
	} else {
		this.targetRadius = 1;
	}
	
	this.speed *= this.acceleration;
    var vx = Math.cos( this.angle ) * this.speed,
			vy = Math.sin( this.angle ) * this.speed;
	this.distanceTraveled = calculateDistance( this.sx, this.sy, this.x + vx, this.y + vy );
	
	if( this.distanceTraveled >= this.distanceToTarget ) {
		createParticles( this.tx, this.ty );
		fireworks.splice( index, 1 );
	} else {
		this.x += vx;
		this.y += vy;
	}
}

Firework.prototype.draw = function() {
	ctx.beginPath();
	ctx.moveTo( this.coordinates[ this.coordinates.length - 1][ 0 ], this.coordinates[ this.coordinates.length - 1][ 1 ] );
	ctx.lineTo( this.x, this.y );
	ctx.strokeStyle = 'hsl(' + hue + ', 100%, ' + this.brightness + '%)';
	ctx.stroke();
	
	ctx.beginPath();
	ctx.arc( this.tx, this.ty, this.targetRadius, 0, Math.PI * 2 );
	ctx.stroke();
}

function Particle( x, y ) {
	this.x = x;
	this.y = y;
	this.coordinates = [];
	this.coordinateCount = 5;
	while( this.coordinateCount-- ) {
		this.coordinates.push( [ this.x, this.y ] );
	}
	this.angle = random( 0, Math.PI * 2 );
	this.speed = random( 1, 10 );
	this.friction = 0.95;
	this.gravity = 1;
	this.hue = random( hue - 20, hue + 20 );
	this.brightness = random( 50, 80 );
	this.alpha = 1;
	this.decay = random( 0.015, 0.03 );
}

Particle.prototype.update = function( index ) {
	this.coordinates.pop();
	this.coordinates.unshift( [ this.x, this.y ] );
	this.speed *= this.friction;
	this.x += Math.cos( this.angle ) * this.speed;
	this.y += Math.sin( this.angle ) * this.speed + this.gravity;
	this.alpha -= this.decay;
    if( this.alpha <= this.decay ) {
		particles.splice( index, 1 );
	}
}

Particle.prototype.draw = function() {
	ctx. beginPath();
	ctx.moveTo( this.coordinates[ this.coordinates.length - 1 ][ 0 ], this.coordinates[ this.coordinates.length - 1 ][ 1 ] );
	ctx.lineTo( this.x, this.y );
	ctx.strokeStyle = 'hsla(' + this.hue + ', 100%, ' + this.brightness + '%, ' + this.alpha + ')';
	ctx.stroke();
}

function createParticles( x, y ) {
	var particleCount = 30;
	while( particleCount-- ) {
		particles.push( new Particle( x, y ) );
	}
}

function loop() {
	requestAnimFrame( loop );
	
	hue += 0.5;

	ctx.globalCompositeOperation = 'destination-out';
	ctx.fillStyle = 'rgba(0, 0, 0, 0.5)';
	ctx.fillRect( 0, 0, cw, ch );
	ctx.globalCompositeOperation = 'lighter';
	
	var i = fireworks.length;
	while( i-- ) {
		fireworks[ i ].draw();
		fireworks[ i ].update( i );
	}
	
	var i = particles.length;
	while( i-- ) {
		particles[ i ].draw();
		particles[ i ].update( i );
	}
	
	if( timerTick >= timerTotal ) {
		if( !mousedown ) {
			fireworks.push( new Firework( cw / 2, ch, random( 0, cw ), random( 0, ch / 2 ) ) );
			timerTick = 0;
		}
	} else {
		timerTick++;
	}
    if( limiterTick >= limiterTotal ) {
		if( mousedown ) {
			fireworks.push( new Firework( cw / 2, ch, mx, my ) );
			limiterTick = 0;
		}
	} else {
		limiterTick++;
	}
}

canvas.addEventListener( 'mousemove', function( e ) {
	mx = e.pageX - canvas.offsetLeft;
	my = e.pageY - canvas.offsetTop;
});

canvas.addEventListener( 'mousedown', function( e ) {
	e.preventDefault();
	mousedown = true;
});

canvas.addEventListener( 'mouseup', function( e ) {
	e.preventDefault();
	mousedown = false;
});

window.onload = loop;
</script>

上述代码复制后即可使用,无素材
轻舟在这里祝大家新年快乐,龙年迎好运!!!

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