js函数
createWaterMark() {
var width = this.$refs.element.clientWidth; // 元素的ref属性;
var height = 2000;
var len = width / 80;
len = len.toFixed(0);
var hen = height / 80;
hen = hen.toFixed(0);
var init_top = 30;
var dif_heigth = 0;
if (height < 1000) {
dif_heigth = height / 3;
} else {
dif_heigth = height / 8;
}
for (var j = 0; j < hen; j++) {
for (var i = 0; i < 8; i++) {
var div = document.createElement("div");
var p = document.createElement("p");
p.innerHTML = this.$store.state.user.name;
div.setAttribute("class", "watermark");
div.style.marginLeft = (i * width) / 8 + "px";
div.style.top = init_top + j * dif_heigth + "px";
div.appendChild(p);
this.$refs.element.appendChild(div);
}
}
css样式设置
.watermark {
opacity: 0.9;
position: absolute;
height: 45px;
width: 160px;
transform: rotate(315deg);
-ms-transform: rotate(315deg);
-moz-transform: rotate(315deg);
-webkit-transform: rotate(315deg);
-o-transform: rotate(315deg);
-webkit-touch-callout: none;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
pointer-events: none;
}
.watermark p {
color: #dcdcdc;
}