文章最后更新时间：2024-12-21 23:46:37

JS代码

$(document).ready(function() {
var watermark_txt = \”繁星博客网\” + 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;
}