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  • html-加水印--watermark--代码测试

    <!DOCTYPE html>
    <html lang="en">
    <head>
    	<meta charset="UTF-8">
    	<title>h002test-mask-demo</title>
    	<style type="text/css">
    		body {
    			border:  1px solid black;
    			margin: 5 auto;//
    		}
    		nav {
    			background-color: gray;
    			height: 30px;
    			padding-top: 3px;
    		}
    		header {
    			height: 70px;
    			 960px;
    			background-color: pink;
    			margin: 0 auto;
    			padding: 0 auto;
    		}
    		article {
    			height: 500px;
    			 800px;
    			margin:  0 auto;
    			background-color:  LightGrey
    ;
    			float: left;
    		}
    		section {
    			960px; 
    			height: 600px;
    			margin: 0 auto;
    			background-color: #AABBCC;
    		}
    		footer {
    			text-align: center;
    		}
    
    		aside {
    			 120px;
    			height: 500px;
    			background-color: gray;
    			float:right;
    			margin: 0 auto;
    		}
    
    		progress {
    			height: 30px;
    		
    		}
    
    	</style>
    </head>
    <body>
    
    	<header><p  stype="text-align:center"><h3>这是头部</h3></p>
    		<nav align="center">
    			<a href="#">首页</a>
    			<a href="#">新闻</a>
    			<a href="#">图片</a>
    			<a href="#">关键字</a>
    			<a href="#">关键字</a>
    			<a href="#">关键字</a>
    			<a href="#">关键字</a>
    			<a href="#">关键字</a>
    		</nav>
    	</header>
    	<section class="container">区块1 111
    			<time>20100101</time>
    			<p>hello!这是一个段落</p>
    			<article>这是一篇文章,
    			<progress value="60" min="0" max="100"></progress>
    			123123,
    			123123<br>
    			123123<br>
    			123123<br>
    			123123<br>
    			123123<br>
    			123123<br>
    			123123<br>
    			123123<br>
    			<hr>
    		123123123zddd对对对</article>
    		<aside>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<a href="#">文章链接</a><br>
    			<div>
    				<audio src="http://www.xxx.com/73852.mp3" controls="false" autoplay="true" loop="3"></audio>
    			</div>
    		</aside>
    	</section>
    
    	<footer>
    		<p>版权所有@test copyRight</p>
    
    	</footer>
    
    <script>
    function watermark(settings) {
    
        //默认设置
        var defaultSettings={
            watermark_txt:"text",
            watermark_x:20,//水印起始位置x轴坐标
            watermark_y:20,//水印起始位置Y轴坐标
            watermark_rows:20,//水印行数
            watermark_cols:20,//水印列数
            watermark_x_space:100,//水印x轴间隔
            watermark_y_space:50,//水印y轴间隔
            watermark_color:'#000000',//水印字体颜色
            watermark_alpha:0.3,//水印透明度
            watermark_fontsize:'18px',//水印字体大小
            watermark_font:'微软雅黑',//水印字体
            watermark_120,//水印宽度
            watermark_height:80,//水印长度
            watermark_angle:15//水印倾斜度数
        };
        //采用配置项替换默认值,作用类似jquery.extend
        if(arguments.length===1&&typeof arguments[0] ==="object" )
        {
            var src=arguments[0]||{};
            for(key in src)
            {
                if(src[key]&&defaultSettings[key]&&src[key]===defaultSettings[key])
                    continue;
                else if(src[key])
                    defaultSettings[key]=src[key];
            }
        }
    
        var oTemp = document.createDocumentFragment();
    	oTemp.id = 'mask_divtop';//zz=note设置ID
        //获取页面最大宽度
        var page_width = Math.max(document.body.scrollWidth,document.body.clientWidth);
        //获取页面最大长度
        var page_height = Math.max(document.body.scrollHeight,document.body.clientHeight);
    
        //如果将水印列数设置为0,或水印列数设置过大,超过页面最大宽度,则重新计算水印列数和水印x轴间隔
        if (defaultSettings.watermark_cols == 0 ||
         (parseInt(defaultSettings.watermark_x 
        + defaultSettings.watermark_width *defaultSettings.watermark_cols 
        + defaultSettings.watermark_x_space * (defaultSettings.watermark_cols - 1)) 
        > page_width)) {
            defaultSettings.watermark_cols = 
          parseInt((page_width
              -defaultSettings.watermark_x
              +defaultSettings.watermark_x_space) 
              / (defaultSettings.watermark_width 
              + defaultSettings.watermark_x_space));
            defaultSettings.watermark_x_space = 
          parseInt((page_width 
              - defaultSettings.watermark_x 
              - defaultSettings.watermark_width 
              * defaultSettings.watermark_cols) 
              / (defaultSettings.watermark_cols - 1));
        }
        //如果将水印行数设置为0,或水印行数设置过大,超过页面最大长度,则重新计算水印行数和水印y轴间隔
        if (defaultSettings.watermark_rows == 0 ||
         (parseInt(defaultSettings.watermark_y 
        + defaultSettings.watermark_height * defaultSettings.watermark_rows 
        + defaultSettings.watermark_y_space * (defaultSettings.watermark_rows - 1)) 
        > page_height)) {
            defaultSettings.watermark_rows = 
          parseInt((defaultSettings.watermark_y_space 
               + page_height - defaultSettings.watermark_y) 
               / (defaultSettings.watermark_height + defaultSettings.watermark_y_space));
            defaultSettings.watermark_y_space = 
          parseInt((page_height 
              - defaultSettings.watermark_y 
              - defaultSettings.watermark_height 
              * defaultSettings.watermark_rows) 
             / (defaultSettings.watermark_rows - 1));
        }
        var x;
        var y;
        for (var i = 0; i < defaultSettings.watermark_rows; i++) {
            y = defaultSettings.watermark_y + (defaultSettings.watermark_y_space + defaultSettings.watermark_height) * i;
            for (var j = 0; j < defaultSettings.watermark_cols; j++) {
                x = defaultSettings.watermark_x + (defaultSettings.watermark_width + defaultSettings.watermark_x_space) * j;
    
                var mask_div = document.createElement('div');
                mask_div.id = 'mask_div' + i + j;
                mask_div.appendChild(document.createTextNode(defaultSettings.watermark_txt));
                //设置水印div倾斜显示
                mask_div.style.webkitTransform = "rotate(-" + defaultSettings.watermark_angle + "deg)";
                mask_div.style.MozTransform = "rotate(-" + defaultSettings.watermark_angle + "deg)";
                mask_div.style.msTransform = "rotate(-" + defaultSettings.watermark_angle + "deg)";
                mask_div.style.OTransform = "rotate(-" + defaultSettings.watermark_angle + "deg)";
                mask_div.style.transform = "rotate(-" + defaultSettings.watermark_angle + "deg)";
                mask_div.style.visibility = "";
                mask_div.style.position = "absolute";
                mask_div.style.left = x + 'px';
                mask_div.style.top = y + 'px';
                mask_div.style.overflow = "hidden";
                mask_div.style.zIndex = "9999";
    	//zz=note穿透
    	mask_div.style.pointerEvents="none";
               // mask_div.style.border="solid #eee 1px";
                mask_div.style.opacity = defaultSettings.watermark_alpha;
                mask_div.style.fontSize = defaultSettings.watermark_fontsize;
                mask_div.style.fontFamily = defaultSettings.watermark_font;
                mask_div.style.color = defaultSettings.watermark_color;
                mask_div.style.textAlign = "center";
                mask_div.style.width = defaultSettings.watermark_width + 'px';
                mask_div.style.height = defaultSettings.watermark_height + 'px';
                mask_div.style.display = "block";
                oTemp.appendChild(mask_div);
            };
        };
    	
        document.body.appendChild(oTemp);
    	
    }
    
      watermark({ watermark_txt: "测试水印" })//传入动态水印内容
    
    
    //onload时触发水印绘制
    window.onload=function(){
    //zzynote 增加移除
    var oclose=document.getElementById('mask_divtop');
    	    document.body.removeChild(oclose);
    watermark({ watermark_txt: "测试水印" });
    };
    //onresize时触发水印绘制
    window.onresize = function () {
    //zzynote 增加移除
    var oclose=document.getElementById('mask_divtop');
    	    document.body.removeChild(oclose);
     watermark({ watermark_txt: "测试水印",watermark_50 }) 
    };
    </script>
    </body>
    </html>
    

      效果图如下:

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  • 原文地址:https://www.cnblogs.com/java2sap/p/12020579.html
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