96 lines
2.9 KiB
JavaScript
96 lines
2.9 KiB
JavaScript
/* eslint-disable no-nested-ternary */
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var PIXEL_PATTERN = /margin|padding|width|height|max|min|offset/;
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var removePixel = {
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left: true,
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top: true
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};
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var floatMap = {
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cssFloat: 1,
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styleFloat: 1,
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float: 1
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};
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function getComputedStyle(node) {
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return node.nodeType === 1 ? node.ownerDocument.defaultView.getComputedStyle(node, null) : {};
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}
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function getStyleValue(node, type, value) {
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type = type.toLowerCase();
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if (value === 'auto') {
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if (type === 'height') {
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return node.offsetHeight;
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}
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if (type === 'width') {
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return node.offsetWidth;
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}
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}
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if (!(type in removePixel)) {
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removePixel[type] = PIXEL_PATTERN.test(type);
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}
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return removePixel[type] ? parseFloat(value) || 0 : value;
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}
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export function get(node, name) {
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var length = arguments.length;
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var style = getComputedStyle(node);
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name = floatMap[name] ? 'cssFloat' in node.style ? 'cssFloat' : 'styleFloat' : name;
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return length === 1 ? style : getStyleValue(node, name, style[name] || node.style[name]);
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}
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export function set(node, name, value) {
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var length = arguments.length;
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name = floatMap[name] ? 'cssFloat' in node.style ? 'cssFloat' : 'styleFloat' : name;
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if (length === 3) {
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if (typeof value === 'number' && PIXEL_PATTERN.test(name)) {
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value = "".concat(value, "px");
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}
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node.style[name] = value; // Number
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return value;
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}
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for (var x in name) {
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if (name.hasOwnProperty(x)) {
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set(node, x, name[x]);
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}
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}
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return getComputedStyle(node);
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}
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export function getOuterWidth(el) {
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if (el === document.body) {
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return document.documentElement.clientWidth;
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}
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return el.offsetWidth;
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}
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export function getOuterHeight(el) {
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if (el === document.body) {
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return window.innerHeight || document.documentElement.clientHeight;
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}
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return el.offsetHeight;
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}
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export function getDocSize() {
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var width = Math.max(document.documentElement.scrollWidth, document.body.scrollWidth);
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var height = Math.max(document.documentElement.scrollHeight, document.body.scrollHeight);
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return {
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width: width,
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height: height
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};
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}
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export function getClientSize() {
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var width = document.documentElement.clientWidth;
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var height = window.innerHeight || document.documentElement.clientHeight;
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return {
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width: width,
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height: height
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};
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}
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export function getScroll() {
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return {
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scrollLeft: Math.max(document.documentElement.scrollLeft, document.body.scrollLeft),
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scrollTop: Math.max(document.documentElement.scrollTop, document.body.scrollTop)
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};
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}
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export function getOffset(node) {
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var box = node.getBoundingClientRect();
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var docElem = document.documentElement;
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// < ie8 不支持 win.pageXOffset, 则使用 docElem.scrollLeft
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return {
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left: box.left + (window.pageXOffset || docElem.scrollLeft) - (docElem.clientLeft || document.body.clientLeft || 0),
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top: box.top + (window.pageYOffset || docElem.scrollTop) - (docElem.clientTop || document.body.clientTop || 0)
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};
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} |