(function(root, factory) {if (typeof define === 'function' && define.amd) {define(factory);
} else if (typeof exports === 'object') {module.exports = factory();
} else {root.GIFLoading = factory();
}
})(this, function() {var GIFLoading = {};
GIFLoading.version = '0.2.0';
// 配置图片的中央
var loadingDefault = require('../images/loading.gif')
var Settings = GIFLoading.settings = {
minimum: 0.08,
easing: 'linear',
positionUsing: '',
speed: 200,
trickle: true,
trickleSpeed: 200,
showSpinner: true,
barSelector: '[role="bar"]',
spinnerSelector: '[role="spinner"]',
parent: 'body',
template:`<div class="gif-loading"><div class="gif-loading-bg"></div><div class="gif-loading-main"><img src="${loadingDefault}" alt=""></div></div>`
// template: '<div class="bar"role="bar"><div class="peg"></div></div><div class="spinner"role="spinner"><div class="spinner-icon"></div></div>'
};
/**
* Updates configuration.
*
* GIFLoading.configure({
* minimum: 0.1
* });
*/
GIFLoading.configure = function(options) {
var key, value;
for (key in options) {value = options[key];
if (value !== undefined && options.hasOwnProperty(key)) Settings[key] = value;
}
return this;
};
/**
* Last number.
*/
GIFLoading.status = null;
/**
* Sets the progress bar status, where `n` is a number from `0.0` to `1.0`.
*
* GIFLoading.set(0.4);
* GIFLoading.set(1.0);
*/
GIFLoading.set = function(n) {var started = GIFLoading.isStarted();
n = clamp(n, Settings.minimum, 1);
GIFLoading.status = (n === 1 ? null : n);
var progress = GIFLoading.render(!started),
bar = progress.querySelector(Settings.barSelector),
speed = Settings.speed,
ease = Settings.easing;
progress.offsetWidth; /* Repaint */
queue(function(next) {
// Set positionUsing if it hasn't already been set
if (Settings.positionUsing === '') Settings.positionUsing = GIFLoading.getPositioningCSS();
// Add transition
// css(bar, barPositionCSS(n, speed, ease));
if (n === 1) {
// Fade out
// css(progress, {
// transition: 'none',
// opacity: 1
// });
progress.offsetWidth; /* Repaint */
setTimeout(function() {
// css(progress, {
// transition: 'all' + speed + 'ms linear',
// opacity: 0
// });
setTimeout(function() {GIFLoading.remove();
next();}, speed);
}, speed);
} else {setTimeout(next, speed);
}
});
return this;
};
GIFLoading.isStarted = function() {return typeof GIFLoading.status === 'number';};
/**
* Shows the progress bar.
* This is the same as setting the status to 0%, except that it doesn't go backwards.
*
* GIFLoading.start();
*
*/
GIFLoading.start = function() {if (!GIFLoading.status) GIFLoading.set(0);
var work = function() {setTimeout(function() {if (!GIFLoading.status) return;
GIFLoading.trickle();
work();}, Settings.trickleSpeed);
};
if (Settings.trickle) work();
return this;
};
/**
* Hides the progress bar.
* This is the *sort of* the same as setting the status to 100%, with the
* difference being `done()` makes some placebo effect of some realistic motion.
*
* GIFLoading.done();
*
* If `true` is passed, it will show the progress bar even if its hidden.
*
* GIFLoading.done(true);
*/
GIFLoading.done = function(force) {if (!force && !GIFLoading.status) return this;
return GIFLoading.inc(0.3 + 0.5 * Math.random()).set(1);
};
/**
* Increments by a random amount.
*/
GIFLoading.inc = function(amount) {
var n = GIFLoading.status;
if (!n) {return GIFLoading.start();
} else if(n > 1) {return;} else {if (typeof amount !== 'number') {if (n >= 0 && n < 0.2) {amount = 0.1;}
else if (n >= 0.2 && n < 0.5) {amount = 0.04;}
else if (n >= 0.5 && n < 0.8) {amount = 0.02;}
else if (n >= 0.8 && n < 0.99) {amount = 0.005;}
else {amount = 0;}
}
n = clamp(n + amount, 0, 0.994);
return GIFLoading.set(n);
}
};
GIFLoading.trickle = function() {return GIFLoading.inc();
};
/**
* Waits for all supplied jQuery promises and
* increases the progress as the promises resolve.
*
* @param $promise jQUery Promise
*/
(function() {
var initial = 0, current = 0;
GIFLoading.promise = function($promise) {if (!$promise || $promise.state() === "resolved") {return this;}
if (current === 0) {GIFLoading.start();
}
initial++;
current++;
$promise.always(function() {
current--;
if (current === 0) {
initial = 0;
GIFLoading.done();} else {GIFLoading.set((initial - current) / initial);
}
});
return this;
};
})();
/**
* (Internal) renders the progress bar markup based on the `template`
* setting.
*/
GIFLoading.render = function(fromStart) {if (GIFLoading.isRendered()) return document.getElementById('GIFLoading');
addClass(document.documentElement, 'GIFLoading-busy');
var progress = document.createElement('div');
progress.id = 'GIFLoading';
progress.innerHTML = Settings.template;
var bar = progress.querySelector(Settings.barSelector),
perc = fromStart ? '-100' : toBarPerc(GIFLoading.status || 0),
parent = document.querySelector(Settings.parent),
spinner;
// css(bar, {
// transition: 'all 0 linear',
// transform: 'translate3d(' + perc + '%,0,0)'
// });
if (!Settings.showSpinner) {spinner = progress.querySelector(Settings.spinnerSelector);
spinner && removeElement(spinner);
}
if (parent != document.body) {addClass(parent, 'GIFLoading-custom-parent');
}
parent.appendChild(progress);
return progress;
};
/**
* Removes the element. Opposite of render().
*/
GIFLoading.remove = function() {removeClass(document.documentElement, 'GIFLoading-busy');
removeClass(document.querySelector(Settings.parent), 'GIFLoading-custom-parent');
var progress = document.getElementById('GIFLoading');
progress && removeElement(progress);
};
/**
* Checks if the progress bar is rendered.
*/
GIFLoading.isRendered = function() {return !!document.getElementById('GIFLoading');
};
/**
* Determine which positioning CSS rule to use.
*/
GIFLoading.getPositioningCSS = function() {
// Sniff on document.body.style
var bodyStyle = document.body.style;
// Sniff prefixes
var vendorPrefix = ('WebkitTransform' in bodyStyle) ? 'Webkit' :
('MozTransform' in bodyStyle) ? 'Moz' :
('msTransform' in bodyStyle) ? 'ms' :
('OTransform' in bodyStyle) ? 'O' : '';
if (vendorPrefix + 'Perspective' in bodyStyle) {
// Modern browsers with 3D support, e.g. Webkit, IE10
return 'translate3d';
} else if (vendorPrefix + 'Transform' in bodyStyle) {
// Browsers without 3D support, e.g. IE9
return 'translate';
} else {// Browsers without translate() support, e.g. IE7-8
return 'margin';
}
};
/**
* Helpers
*/
function clamp(n, min, max) {if (n < min) return min;
if (n > max) return max;
return n;
}
/**
* (Internal) converts a percentage (`0..1`) to a bar translateX
* percentage (`-100%..0%`).
*/
function toBarPerc(n) {return (-1 + n) * 100;
}
/**
* (Internal) returns the correct CSS for changing the bar's
* position given an n percentage, and speed and ease from Settings
*/
function barPositionCSS(n, speed, ease) {
var barCSS;
if (Settings.positionUsing === 'translate3d') {barCSS = { transform: 'translate3d('+toBarPerc(n)+'%,0,0)' };
} else if (Settings.positionUsing === 'translate') {barCSS = { transform: 'translate('+toBarPerc(n)+'%,0)' };
} else {barCSS = { 'margin-left': toBarPerc(n)+'%' };
}
barCSS.transition = 'all'+speed+'ms'+ease;
return barCSS;
}
/**
* (Internal) Queues a function to be executed.
*/
var queue = (function() {var pending = [];
function next() {var fn = pending.shift();
if (fn) {fn(next);
}
}
return function(fn) {pending.push(fn);
if (pending.length == 1) next();};
})();
/**
* (Internal) Applies css properties to an element, similar to the jQuery
* css method.
*
* While this helper does assist with vendor prefixed property names, it
* does not perform any manipulation of values prior to setting styles.
*/
var css = (function() {var cssPrefixes = [ 'Webkit', 'O', 'Moz', 'ms'],
cssProps = {};
function camelCase(string) {return string.replace(/^-ms-/, 'ms-').replace(/-([\da-z])/gi, function(match, letter) {return letter.toUpperCase();
});
}
function getVendorProp(name) {
var style = document.body.style;
if (name in style) return name;
var i = cssPrefixes.length,
capName = name.charAt(0).toUpperCase() + name.slice(1),
vendorName;
while (i--) {vendorName = cssPrefixes[i] + capName;
if (vendorName in style) return vendorName;
}
return name;
}
function getStyleProp(name) {name = camelCase(name);
return cssProps[name] || (cssProps[name] = getVendorProp(name));
}
function applyCss(element, prop, value) {prop = getStyleProp(prop);
element.style[prop] = value;
}
return function(element, properties) {
var args = arguments,
prop,
value;
if (args.length == 2) {for (prop in properties) {value = properties[prop];
if (value !== undefined && properties.hasOwnProperty(prop)) applyCss(element, prop, value);
}
} else {applyCss(element, args[1], args[2]);
}
}
})();
/**
* (Internal) Determines if an element or space separated list of class names contains a class name.
*/
function hasClass(element, name) {var list = typeof element == 'string' ? element : classList(element);
return list.indexOf('' + name +' ') >= 0;
}
/**
* (Internal) Adds a class to an element.
*/
function addClass(element, name) {var oldList = classList(element),
newList = oldList + name;
if (hasClass(oldList, name)) return;
// Trim the opening space.
element.className = newList.substring(1);
}
/**
* (Internal) Removes a class from an element.
*/
function removeClass(element, name) {var oldList = classList(element),
newList;
if (!hasClass(element, name)) return;
// Replace the class name.
newList = oldList.replace('' + name +' ',' ');
// Trim the opening and closing spaces.
element.className = newList.substring(1, newList.length - 1);
}
/**
* (Internal) Gets a space separated list of the class names on the element.
* The list is wrapped with a single space on each end to facilitate finding
* matches within the list.
*/
function classList(element) {return ('' + (element && element.className ||'') + '').replace(/\s+/gi,' ');
}
/**
* (Internal) Removes an element from the DOM.
*/
function removeElement(element) {element && element.parentNode && element.parentNode.removeChild(element);
}
return GIFLoading;
});
import GIFLoading from '../js/gif-loading'
// 申请拦截器
axios.interceptors.request.use((config) => {isShowLoading && GIFLoading.start()
})
响应拦截器
axios.interceptors.response.use((response) => {isShowLoading && GIFLoading.done()
},(error) => {
// 对响应谬误做点什么
// NProgress.done();
GIFLoading.done())