本文由 发布,转载请注明出处,如有问题请联系我们! 发布时间: 2024-04-18WordPress博客网站给网页添加全屏水印教程 附代码
加载中很多时候有些网站需要防止被盗用,或是一些信息标注,需要开启防盗防水印,下边代码直接复制到通用js中,或如果后台有自定义JS代码的地方 直接加进去即可。
<script> $(document).ready(function() { var watermark_txt = "刀客源码网" + getDate(); watermark({"watermarl_element":"watermark-wrapper", "watermark_txt":watermark_txt}); }); function watermark(settings) { //默认设置 var defaultSettings={ watermarl_element:"body", watermark_txt:"", watermark_x:10,//水印起始位置x轴坐标 watermark_y:10,//水印起始位置Y轴坐标 watermark_rows:2000,//水印行数 watermark_cols:2000,//水印列数 watermark_x_space:50,//水印x轴间隔 watermark_y_space:50,//水印y轴间隔 watermark_color:'#d7d7d7',//水印字体颜色 watermark_alpha:0.3,//水印透明度 watermark_fontsize:'15px',//水印字体大小 watermark_font:'思源黑体',//水印字体 watermark_width:500,//水印宽度 watermark_height:50,//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(); var maskElement=document.getElementById(defaultSettings.watermarl_element) || document.body; //获取页面最大宽度 var page_width = Math.max(maskElement.scrollWidth,maskElement.clientWidth); //获取页面最大高度 var page_height = Math.max(maskElement.scrollHeight,maskElement.clientHeight,maskElement.scrollTop); //水印数量自适应元素区域尺寸 defaultSettings.watermark_cols=Math.ceil(page_width/(defaultSettings.watermark_x_space+defaultSettings.watermark_width)); defaultSettings.watermark_rows=Math.ceil(page_height/(defaultSettings.watermark_y_space+defaultSettings.watermark_height)); 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.className = 'mask_div'; //mask_div.appendChild(document.createTextNode(defaultSettings.watermark_txt)); mask_div.innerHTML=(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 = "1029"; // 9999 // pointer-events:none 让水印不遮挡页面的点击事件 mask_div.style.pointerEvents='none'; // 设置边框 // mask_div.style.border="solid #eee 1px"; // 兼容IE9以下的透明度设置 mask_div.style.filter="alpha(opacity=50)"; 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); }; }; maskElement.appendChild(oTemp); } function getDate() { var d = new Date(); var year = d.getFullYear() >= 10 ? d.getFullYear() : ('0'+d.getFullYear()); var month = d.getMonth()+1 >= 10 ? d.getMonth()+1 : ('0'+d.getMonth()+1); var day = d.getDate() >= 10 ? d.getDate() : ('0'+d.getDate()); var hour = d.getHours() >= 10 ? d.getHours() : ('0'+d.getHours()); var minute = d.getMinutes() >= 10 ? d.getMinutes() : ('0'+d.getMinutes()); var second = d.getSeconds() >= 10 ? d.getSeconds() : ('0'+d.getSeconds()); return year+"-"+month+"-"+day+" "+hour+":"+minute+":"+second; } </script>