HTML5 网页上下翻页时钟效果代码

PetitQ HTML/CSS 2021-11-21 5.28K 0 0

因为博客首页有个 Flash 的时钟，对于大多数浏览器 Flash 是没有问题的，而 Firefox 等就稍微有些麻烦了，而且 IOS 系统是 Flash 的死对头。很早之前就想着上个 HTML5 的时钟来替代这个 Flash，今天从一个网站弄了点源码，修改了下，总算完工了。

PS：185 行的 urlSize 为显示的宽度，高度自动适应。

也想出现在这里？联系我们吧

```
<html>
```
```
<head></head><body>
```

<script language="JavaScript" type="text/javascript">

/*****************************************

```
 *
```

 *	[No need to change] Cross browser requestAnimationFrame

 *  To know more detail, go to the following link

 *  http://paulirish.com/2011/requestanimationframe-for-smart-animating/

```
 *
```

*****************************************/

window.requestAnimFrame = (function(callback) {

```
	var agent = navigator.userAgent
```

	if(agent.search(/iPhone/) != -1 || agent.search(/iPod/) != -1 || agent.search(/iPad/) != -1){

```
		return function(callback) {
```

			window.setTimeout(callback, 1000 / 60);

```
		};
```
```
	}
```
```
	return window.requestAnimationFrame ||
```
```
		window.webkitRequestAnimationFrame ||
```
```
		window.mozRequestAnimationFrame ||
```
```
		window.oRequestAnimationFrame ||
```
```
		window.msRequestAnimationFrame ||
```
```
		function(callback) {
```

			window.setTimeout(callback, 1000 / 60);

```
		};
```
```
})();
```
```
 
```

/*****************************************

```
 *
```

 *  [No need to change] AnimFrame Constructor

 *  For manageing the plural animation canvases.

```
 *  Usage:
```

 *   1. Instantiate this Constructor: var animeFrame = new AnimFrame();

 *   2. Set animation objects extended from AnimCanvas Constructor: animeFrame.push(anim01); animeFrame.push(anim02); ...

 *   3. Call the start method: animeFrame.start();

 *   4. Be able to stop animations by calling the stop method (no used in Clocklinks): animeFrame.stop();

```
 *
```

*****************************************/

```
var AnimFrame = (function(){
```
```
	function F(){}
```
```
	var stack = [];
```
```
	var isAnimating;
```
```
 
```
```
	F.prototype.push = function(instance){
```
```
		stack.push(instance);
```
```
	};
```
```
	F.prototype.stop = function(){
```
```
		isAnimating = false;
```
```
	};
```
```
	F.prototype.start = function(){
```
```
		isAnimating = true;
```
```
		init();
```
```
		animate();
```
```
	};
```
```
 
```
```
	function init(){
```

		for(var i=0, l=stack.length; i<l; i++) {

```
			stack[i].init();
```
```
		}
```
```
	}
```
```
 
```
```
	function animate(){
```
```
		if(isAnimating) {
```
```
			requestAnimFrame(function() {
```
```
				animate();
```
```
			});
```
```
		}
```

		for(var i=0, l=stack.length; i<l; i++) {

```
			stack[i].render();
```
```
		}
```
```
	};
```
```
	return F;
```
```
})();
```
```
 
```

/*****************************************

```
 *
```

 *  [No need to change] AnimCanvas Constructor

 *  This is used as a base of animation canvas.

```
 *
```

*****************************************/

```
var AnimCanvas = (function(){
```
```
	/* Constructor */
```
```
	function F(){
```
```
		this.id;
```
```
	    this.canvas;
```
```
	    this.context;
```
```
		this.time;
```
```
	    this.startTime;
```
```
		this.fps;
```
```
		this.fpsStep;
```
```
		this.fpsTime;
```
```
	}
```
```
 
```
```
	/* Public Methods */	
```

	// setCanvas() is required to call for identifying the canvas to use

	F.prototype.setCanvas = function(canvasId){

```
		this.id = canvasId;
```

		this.canvas = document.getElementById(this.id);

		this.context = this.canvas.getContext("2d");

```
	};
```
```
 
```

	// createCanvas() is required to call for

	F.prototype.createCanvas = function(width, height){

		this.canvas = document.createElement("canvas");

		this.context = this.canvas.getContext("2d");

```
		this.canvas.width = width;
```
```
		this.canvas.height = height;
```
```
	};
```
```
 
```

	// setFps() is arbitrary to change the fps

	// if not called, the canvas is rendered right when animation gets ready

```
	F.prototype.setFps = function(fps){
```
```
		this.fps = fps;
```
```
		this.fpsStep = 1000 / fps;
```
```
		this.fpsFrame;
```
```
	};
```
```
 
```

	// init() is called by the AnimFrame constructor when starting Animation

```
	F.prototype.init = function(){
```

		this.startTime = (new Date()).getTime();

```
	};
```
```
 
```

	// render() is called by the AnimFrame constructor each time to render

```
	F.prototype.render = function(){
```

		this.time = (new Date()).getTime() - this.startTime;

```
 
```
```
		if(this.fps){
```
```
			var millisecond = this.time % 1000;
```

			var currentFpsFrame = Math.floor(millisecond / this.fpsStep);

			if(this.fpsFrame != currentFpsFrame){

```
				this.fpsFrame = currentFpsFrame;
```
```
				this.draw();
```
```
			}
```
```
		} else {
```
```
			this.draw();
```
```
		}
```
```
	};
```
```
	return F;
```
```
})();
```
```
 
```

/*****************************************

```
 *
```
```
 *	SimpleCanvas Constructor
```
```
 *
```

*****************************************/

```
var SimpleCanvas = (function(){
```
```
	/* Constructor */
```
```
	function F(){
```
```
		this.id;
```
```
	    this.canvas;
```
```
	    this.context;
```
```
	}
```
```
 
```
```
	/* Public Methods */	
```

	// setCanvas() is required to call for identifying the canvas to use

	F.prototype.setCanvas = function(canvasId){

```
		this.id = canvasId;
```

		this.canvas = document.getElementById(this.id);

		this.context = this.canvas.getContext("2d");

```
	};
```
```
 
```

	// createCanvas() is required to call for gerating a new canvas object

	F.prototype.createCanvas = function(width, height){

		this.canvas = document.createElement("canvas");

		this.context = this.canvas.getContext("2d");

```
		this.canvas.width = width;
```
```
		this.canvas.height = height;
```
```
	};
```
```
 
```

	// render() is called by the AnimFrame constructor each time to render

```
	F.prototype.render = function(){
```
```
		this.draw();
```
```
	};
```
```
	return F;
```
```
})();
```
```
 
```

// Now is Html5 Clock begin, above all is render frame.

```
 
```
```
function isCanvasSupported(){
```

	var elem = document.createElement("canvas");

	return !!(elem.getContext && elem.getContext("2d"));

```
}
```
```
var urlClock = 'Clock-Html5';
```
```
var urlTimezone = 'CCT';
```
```
var urlSize = '271';
```
```
var urlTitle = '';
```
```
var urlMessage = '';
```
```
var urlTarget = '';
```
```
var urlFrom = '2014,1,1,0,0,0';
```
```
var urlColor = 'gray';
```
```
//var adImageUrl = "";
```
```
//var redirectUrl = "";
```

var serverYear = new Date().getFullYear();

var serverMonth = new Date().getMonth();

```
var serverDay = new Date().getDay();
```
```
var serverHour = new Date().getHours();
```

var serverMinute = new Date().getMinutes();

var serverSecond = new Date().getSeconds();

var serverMillisecond = new Date().getMilliseconds();

```
var rootPath = "/";
```
```
//var adId = "Clock-Html5-AD";
```
```
 
```
```
/*
```
```
 Global valuables
```
```
 - urlClock
```
```
 - urlTimezone
```
```
 - urlColor
```
```
 - urlSize
```
```
 - serverYear
```
```
 - serverMonth
```
```
 - serverDay
```
```
 - serverHour
```
```
 - serverMinute
```
```
 - serverSecond
```
```
 - serverMillisecond
```
```
 */
```
```
 
```
```
var baseSize = 227;
```
```
var srcPath = rootPath + "html5-008/";
```
```
 
```

document.write('<canvas id="' + urlClock + '" width="' + urlSize + 'px" height="' + urlSize/2.91 + 'px"></canvas>');

```
 
```

/*****************************************

```
 *
```

 *	Clock Constructor extended by AnimCanvas

```
 *
```

*****************************************/

```
var Clock = (function(){
```
```
	/* Constructor */
```
```
	function F(){}
```
```
 
```
```
	/* Inheritance */
```
```
	F.prototype = new AnimCanvas();
```

	F.prototype.__super__ = AnimCanvas.prototype;

```
	F.prototype.init = function(){
```

		this.__super__.init.apply(this, arguments);

```
 
```
```
		var servertime = new Date();
```
```
		servertime.setYear(serverYear);
```
```
		servertime.setMonth(serverMonth - 1);
```
```
		servertime.setDate(serverDay);
```
```
		servertime.setHours(serverHour);
```
```
		servertime.setMinutes(serverMinute);
```
```
		servertime.setSeconds(serverSecond);
```

		unixservertime = servertime.getTime();

```
	};
```
```
 
```

	/* Private Valuables (don't change the values) */

```
	var canvas, context, time;
```
```
	var unixservertime,
```
```
		currenttime;
```
```
	var hour,
```
```
		minute,
```
```
		second,
```
```
		millisecond;
```
```
	var previousHour,
```
```
		previousMinute,
```
```
		previousSecond;
```
```
	var scaleValue = 1;
```
```
 
```
```
	/* Private Functions */
```
```
	function countTime(){
```
```
		currenttime = new Date();
```

		currenttime.setTime(unixservertime + time);

```
		hour   = currenttime.getHours();
```
```
		minute = currenttime.getMinutes();
```
```
		second = currenttime.getSeconds();
```

		millisecond = currenttime.getMilliseconds()

```
	}
```
```
 
```
```
 
```
```
	/* Public Methods */
```
```
	F.prototype.setScale = function(val){
```
```
		scaleValue = val;
```
```
	};
```
```
	F.prototype.draw = function(){
```
```
		canvas = this.canvas;
```
```
		context = this.context;
```
```
		time = this.time;
```
```
 
```
```
		/* Clear and save initial setting  */
```

		context.clearRect(0, 0, canvas.width, canvas.height);

```
		context.save();
```
```
 
```
```
		/********* Draw from here *********/
```
```
		countTime();
```

		context.translate(0, canvas.height/2);

		context.scale(scaleValue, scaleValue);

```
 
```
```
		// hour panel
```
```
		hourPanel.setNumber(hour);
```

		context.drawImage(hourPanel.canvas, 0, -hourPanel.canvas.height/2);

```
 
```
```
		// minute panel
```
```
		minutePanel.setNumber(minute);
```

		context.drawImage(minutePanel.canvas, 77, -minutePanel.canvas.height/2);

```
 
```
```
		// second panel
```
```
		secondPanel.setNumber(second);
```

		context.drawImage(secondPanel.canvas, 154, -secondPanel.canvas.height/2);

```
 
```

		/********* Revert to initial setting *********/

```
		context.restore();
```
```
	}
```
```
	return F;
```
```
})();
```
```
 
```
```
 
```
```
 
```

/*****************************************

```
 *
```

 *	ClockPanel Constructor extended by AnimCanvas

```
 *
```

*****************************************/

```
var ClockPanel = (function(){
```
```
	/* Constructor */
```
```
	function F(){}
```
```
 
```
```
	/* Inheritance */
```
```
	F.prototype = new AnimCanvas();
```

	F.prototype.__super__ = AnimCanvas.prototype;

```
	F.prototype.init = function(){
```

		this.__super__.init.apply(this, arguments);

```
		this.currentNum = 0;
```
```
		this.previousNum = 0;
```
```
		this.count = 0;
```
```
	};
```
```
 
```

	/* Private Valuables (don't change the values) */

```
	var canvas, context, time;
```
```
	var flipFrame = 10;
```
```
 
```
```
	/* Public Methods */
```
```
	F.prototype.draw = function(){
```
```
		canvas = this.canvas;
```
```
		context = this.context;
```
```
		time = this.time;
```
```
 
```
```
		/* Clear and save initial setting  */
```

		context.clearRect(0, 0, canvas.width, canvas.height);

```
		context.save();
```
```
 
```
```
		/********* Draw from here *********/
```

		if(this.currentNum == this.previousNum){

			context.drawImage(this.panelList[this.currentNum].canvas, 0, 0);

```
		} else {
```
```
			this.count++;
```
```
 
```

			var progress = Math.cos(Math.PI * this.count / flipFrame);

			var currentPanel = this.panelList[this.currentNum].canvas;

			var previousPanel = this.panelList[this.previousNum].canvas;

```
 
```
```
			context.save();
```

			context.translate(0, currentPanel.height/2);

```
 
```
```
			// Upper Current Panel
```

			context.drawImage(currentPanel, 0, 0, currentPanel.width, currentPanel.height/2, 0, -currentPanel.height/2, currentPanel.width, currentPanel.height/2);

```
			// Lower Previous Panel
```

			context.drawImage(previousPanel, 0, previousPanel.height/2, previousPanel.width, previousPanel.height/2, 0, 0, previousPanel.width, previousPanel.height/2);

```
 
```
```
			if(progress>0){
```
```
				// Upper Previous Panel
```

				context.drawImage(previousPanel, 0, 0, previousPanel.width, previousPanel.height/2, 0, -previousPanel.height/2*progress, previousPanel.width, previousPanel.height/2*progress);

```
			} else {
```
```
				progress = progress* -1;
```
```
				// Lower Current Panel
```

				context.drawImage(currentPanel, 0, currentPanel.height/2, currentPanel.width, currentPanel.height/2, 0, 0, currentPanel.width, currentPanel.height/2*progress);

```
			}
```
```
 
```
```
			context.restore();
```
```
 
```
```
			if(this.count==flipFrame){
```
```
				this.count=0;
```
```
				this.previousNum = this.currentNum;
```
```
			}
```
```
 
```
```
		}
```
```
 
```
```
 
```

		/********* Revert to initial setting *********/

```
		context.restore();
```
```
	}
```

	F.prototype.setPanelList = function(array){

```
		this.panelList = array;
```
```
	}
```
```
 
```
```
	F.prototype.setNumber = function(num){
```
```
		this.currentNum = num;
```
```
	}
```
```
	return F;
```
```
})();
```
```
 
```
```
 
```

/*****************************************

```
 *
```

 *	General60 Constructor extended by AnimCanvas

```
 *
```

*****************************************/

```
var General60 = (function(){
```
```
	/* Constructor */
```
```
	function F(){}
```
```
 
```
```
	/* Inheritance */
```
```
	F.prototype = new SimpleCanvas();
```
```
 
```
```
	/* Private Valuables */
```
```
	var canvas, context, time;
```
```
	var corderRound = { x : 10, y : 8 }
```
```
 
```
```
	/* Public Methods */
```
```
	F.prototype.draw = function(){
```
```
		canvas = this.canvas;
```
```
		context = this.context;
```
```
		time = this.time;
```
```
 
```
```
		/* Clear and save initial setting  */
```

		context.clearRect(0, 0, canvas.width, canvas.height);

```
		context.save();
```
```
 
```
```
		/********* Draw from here *********/
```
```
		// Create Clip Path
```
```
		context.beginPath();
```
```
		context.moveTo(0, corderRound.y);
```

		context.quadraticCurveTo(0, 0, corderRound.x, 0);

		context.lineTo(canvas.width-corderRound.x, 0);

		context.quadraticCurveTo(canvas.width, 0, canvas.width, corderRound.y);

		context.lineTo(canvas.width, canvas.height-corderRound.y);

		context.quadraticCurveTo(canvas.width, canvas.height, canvas.width-corderRound.x, canvas.height);

		context.lineTo(corderRound.x, canvas.height);

		context.quadraticCurveTo(0, canvas.height, 0, canvas.height-corderRound.y);

```
		context.closePath();
```
```
		// context.clip();
```
```
 
```
```
		// Fill Background Color
```
```
		context.fillStyle = this.color;
```
```
		context.fill();
```

		// context.fillRect(0, 0, canvas.width, canvas.height);

```
 
```
```
		// Draw the Number
```
```
		context.font = "62px Arial"
```
```
		context.textAlign = "center";
```
```
		context.textBaseline = "Alphabetic";
```
```
		context.fillStyle = "#ffffff";
```

		if(this.color.toLowerCase() == "white" || this.color.toLowerCase() == "#ffffff"){

```
			context.fillStyle = "#000000";
```
```
		}
```

		context.fillText(this.number, canvas.width/2, canvas.height-8.5);

```
 
```
```
		// Draw Center Line
```
```
		context.strokeStyle = this.color;
```
```
		context.lineWidth = 1;
```
```
		context.beginPath();
```
```
		context.moveTo(0, canvas.height/2);
```

		context.lineTo(canvas.width, canvas.height/2);

```
		context.stroke();
```
```
 
```

		/********* Revert to initial setting *********/

```
		context.restore();
```
```
	}
```

	F.prototype.setColor = function(color){

```
		this.color = color.toString();
```
```
	}
```

	F.prototype.setNumber = function(number){

```
		this.number = number.toString();
```
```
		if(this.number.length == 1){
```
```
			this.number = "0" + this.number;
```
```
		}
```
```
	}
```
```
	return F;
```
```
})();
```
```
 
```

/*****************************************

```
 *
```

 *	Hour24 Constructor extended by AnimCanvas

```
 *
```

*****************************************/

```
var Hour24 = (function(){
```
```
	/* Constructor */
```
```
	function F(){
```
```
		this.pm = false;
```
```
	}
```
```
 
```
```
	/* Inheritance */
```
```
	F.prototype = new SimpleCanvas();
```
```
 
```
```
	/* Private Valuables */
```
```
	var canvas, context, time;
```
```
	var corderRound = { x : 10, y : 8 }
```
```
 
```
```
	/* Public Methods */
```
```
	F.prototype.draw = function(){
```
```
		canvas = this.canvas;
```
```
		context = this.context;
```
```
		time = this.time;
```
```
 
```
```
		/* Clear and save initial setting  */
```

		context.clearRect(0, 0, canvas.width, canvas.height);

```
		context.save();
```
```
 
```
```
		/********* Draw from here *********/
```
```
		// Create Clip Path
```
```
		context.beginPath();
```
```
		context.moveTo(0, corderRound.y);
```

		context.quadraticCurveTo(0, 0, corderRound.x, 0);

		context.lineTo(canvas.width-corderRound.x, 0);

		context.quadraticCurveTo(canvas.width, 0, canvas.width, corderRound.y);

		context.lineTo(canvas.width, canvas.height-corderRound.y);

		context.quadraticCurveTo(canvas.width, canvas.height, canvas.width-corderRound.x, canvas.height);

		context.lineTo(corderRound.x, canvas.height);

		context.quadraticCurveTo(0, canvas.height, 0, canvas.height-corderRound.y);

```
		context.closePath();
```
```
		// context.clip();
```
```
 
```
```
		// Fill Background Color
```
```
		context.fillStyle = this.color;
```
```
		context.fill();
```

		// context.fillRect(0, 0, canvas.width, canvas.height);

```
 
```
```
		// Draw the Number
```
```
		context.font = "62px Arial"
```
```
		context.textAlign = "center";
```
```
		context.textBaseline = "Alphabetic";
```
```
		context.fillStyle = "#ffffff";
```

		if(this.color.toLowerCase() == "white" || this.color.toLowerCase() == "#ffffff"){

```
			context.fillStyle = "#000000";
```
```
		}
```

		context.fillText(this.number, canvas.width/2, canvas.height-8.5);

```
 
```
```
		// Draw the Number
```
```
		context.font = "8px Arial"
```
```
		context.textAlign = "left";
```
```
		if(this.pm){
```

			context.fillText("PM", 4, canvas.height-8.5);

```
		} else {
```

			context.fillText("AM", 4, canvas.height-8.5);

```
		}
```
```
 
```
```
		// Draw Center Line
```
```
		context.strokeStyle = this.color;
```
```
		context.lineWidth = 1;
```
```
		context.beginPath();
```
```
		context.moveTo(0, canvas.height/2);
```

		context.lineTo(canvas.width, canvas.height/2);

```
		context.stroke();	
```
```
 
```

		/********* Revert to initial setting *********/

```
		context.restore();
```
```
	}
```

	F.prototype.setColor = function(color){

```
		this.color = color.toString();
```
```
	}
```

	F.prototype.setNumber = function(number){

```
		this.number = number;
```
```
		if(this.number >= 12){
```
```
			this.pm = true;
```
```
			this.number = this.number - 12
```
```
		}
```

		this.number = this.number != 0 ? this.number : 12;

```
		this.number = this.number.toString();
```
```
	}
```
```
	return F;
```
```
})();
```
```
 
```
```
 
```
```
/* Create Instance */
```
```
var color = urlColor;
```
```
switch(urlColor){
```
```
	case "black":
```
```
		color = "#000000";
```
```
		break;
```
```
	case "blue":
```
```
		color = "#0000ff";
```
```
		break;
```
```
	case "gray":
```
```
		color = "#808080";
```
```
		break;
```
```
	case "green":
```
```
		color = "#008000";
```
```
		break;
```
```
	case "orange":
```
```
		color = "#ffa500";
```
```
		break;
```
```
	case "pink":
```
```
		color = "#ffc0cb";
```
```
		break;
```
```
	case "red":
```
```
		color = "#ff0000";
```
```
		break;
```
```
	case "white":
```
```
		color = "#ffffff";
```
```
		break;
```
```
}
```
```
 
```
```
var generalNum = [];
```
```
var hourNum = [];
```
```
 
```
```
for(var i=0; i<60; i++){
```
```
	var num = new General60();
```
```
	num.createCanvas(73, 61);
```
```
	num.setColor(color);
```
```
	num.setNumber(i);
```
```
	num.render();
```
```
	generalNum.push(num);
```
```
}
```
```
for(var i=0; i<24; i++){
```
```
	var num = new Hour24();
```
```
	num.createCanvas(73, 61);
```
```
	num.setColor(color);
```
```
	num.setNumber(i);
```
```
	num.render();
```
```
	hourNum.push(num);
```
```
}
```
```
 
```
```
var hourPanel = new ClockPanel();
```
```
hourPanel.createCanvas(73, 61);
```
```
hourPanel.setFps(30);
```
```
hourPanel.setPanelList(hourNum);
```
```
 
```
```
var minutePanel = new ClockPanel();
```
```
minutePanel.createCanvas(73, 61);
```
```
minutePanel.setFps(30);
```
```
minutePanel.setPanelList(generalNum);
```
```
 
```
```
var secondPanel = new ClockPanel();
```
```
secondPanel.createCanvas(73, 61);
```
```
secondPanel.setFps(30);
```
```
secondPanel.setPanelList(generalNum);
```
```
 
```
```
var clock = new Clock();
```
```
clock.setCanvas(urlClock);
```
```
clock.setScale(urlSize/baseSize);
```
```
 
```
```
/* Start Animation */
```
```
var animFrame = new AnimFrame();
```
```
animFrame.push(clock);
```
```
animFrame.push(hourPanel);
```
```
animFrame.push(minutePanel);
```
```
animFrame.push(secondPanel);
```
```
animFrame.start();
```
```
</script>
```
```
</body>
```
```
</html>
```

HTML5 网页上下翻页时钟效果代码

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