【教程】落离 开发教程 ——1.认识易语言 全网首发
闲着无聊录一套教程，给新手朋友看看学生党，声音XX别吐槽。。
费了蛮多心血的，
百度云外链下载地址：o01wo01w（和谐链接了加我QQ）
再说一句……想网络技术的可以加我QQ2643746991拜师2643746991，面谈，加的时候备注来意哦！
也是为了点零花钱，付出一点，毕竟装100分的逼都是要钱的。
没这意思的大牛 也可以加下群：527933607 一起讨论交流
没什么问题的话以后基本上天天更新1.2期教程
这些技术，我不敢说精通，但是我能让你学的像样吧：
php，asp等 网页渗透
逆向程序破解
AE,PR等 影视后期 视频片头 大片特效
Au 等音频处理
Ps 图片处理、设计
游戏 制作，内存、封包等
编程 VC++，易语言等
网页制作，卡盟兼职等
CC、DDOS等流量攻击
提取码不小心打重复了， 是这个：o01w {:shy:} <!doctype html>
<html lang="en">
<head>
<meta charset=utf-8 />
<title>CSS3 HTML5下雪特效 雪花飘飘</title>
<link rel="stylesheet"href="http://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css" />
<script src="http://code.jquery.com/jquery-1.9.1.js"></script>
<script src="http://code.jquery.com/ui/1.10.3/jquery-ui.js"></script>
<script type="text/javascript">
$(document).ready(function () {
makeSnow("christmasSnow", "/jscss/demoimg/201312/Christmas.jpg");
});
function makeSnow(canvasId, imagePath) {
var christmasSnow = new ChristmasSnow(canvasId, imagePath);
renderAndUpdate.christmasSnow = christmasSnow;
setInterval(renderAndUpdate, 15);
}
function renderAndUpdate() {
renderAndUpdate.christmasSnow.render();
renderAndUpdate.christmasSnow.update();
}
function ChristmasSnow(canvasId, imagePath) {
var snowElement = document.getElementById(canvasId);
this.canvasContext = snowElement.getContext("2d");
this.width = snowElement.clientWidth;
this.heigth = snowElement.clientHeight;
this.image = initImage(imagePath);
this.snow = initSnow(this.width, this.heigth);
}
function initImage(imagePath) {
var image = new Image();
image.src = imagePath;
return image;
}
function initSnow(width, height) {
var minRasius = 3,
maxRadius = 10,
minSpeedY = 1,
maxSpeedY = 3,
speedX = 0.05,
minAlpha = 0.5,
maxAlpha = 1.0,
minMoveX = 4,
maxMoveX = 18;
var snowSettings = new SnowSettings(minRasius, maxRadius, width, height, minSpeedY, maxSpeedY, speedX, minAlpha, maxAlpha, minMoveX, maxMoveX);
var snow = [];
var snowNumber = 200;
for(var i = 0; i < snowNumber; ++i) {
snow = new Snow(snowSettings);
}
return snow;
}
ChristmasSnow.prototype.render = function() {
this.canvasContext.drawImage(this.image, 0, 0);
for(var i = 0; i < this.snow.length; ++i) {
this.snow.render(this.canvasContext);
}
}
ChristmasSnow.prototype.update = function() {
for(var i = 0; i < this.snow.length; ++i) {
this.snow.update();
}
}
function SnowSettings(minRadius, maxRadius, maxX, maxY, minSpeedY, maxSpeedY, speedX, minAlpha, maxAlpha, minMoveX, maxMoveX) {
this.minRadius = minRadius;
this.maxRadius = maxRadius;
this.maxX = maxX;
this.maxY = maxY;
this.speedX = speedX;
this.minSpeedY = minSpeedY;
this.maxSpeedY = maxSpeedY;
this.minAlpha = minAlpha;
this.maxAlpha = maxAlpha;
this.minMoveX = minMoveX;
this.maxMoveX = maxMoveX;
}
function Snow(snowSettings) {
this.snowSettings = snowSettings;
this.radius = randomInRange(snowSettings.minRadius, snowSettings.maxRadius);
this.initialX = Math.random() * snowSettings.maxX;
this.y = Math.random() * snowSettings.maxY;
this.speedY = randomInRange(snowSettings.minSpeedY, snowSettings.maxSpeedY);
this.speedX = snowSettings.speedX;
this.alpha = randomInRange(snowSettings.minAlpha, snowSettings.maxAlpha);
this.angle = Math.random(Math.PI * 2);
this.x = this.initialX + Math.sin(this.angle);
this.moveX = randomInRange(snowSettings.minMoveX, snowSettings.maxMoveX);
}
Snow.prototype.render = function(canvasContext) {
canvasContext.fillStyle = "rgba(255, 255, 255, " + this.alpha + ")";
canvasContext.beginPath();
canvasContext.arc(this.x, this.y, this.radius, 0, Math.PI * 2, true);
canvasContext.closePath();
canvasContext.fill();
}
Snow.prototype.update = function() {
this.y += this.speedY;
if (this.y > this.snowSettings.maxY) {
this.y -= this.snowSettings.maxY;
}
this.angle += this.speedX;
if (this.angle > Math.PI * 2) {
this.angle -= Math.PI * 2;
}
this.x = this.initialX + this.moveX * Math.sin(this.angle);
}
function randomInRange(min, max) {
var random = Math.random() * (max - min) + min;
return random;
}
</script>
</head>
<body>
<canvas id="christmasSnow" width="1000px" height="630px">
您的浏览器不支持 HTML5 canvas标签，无法看到下雪效果.
</canvas>
</body>
</html>
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