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JS无刷新实现的分页代码箭头特效

时间：2013-09-24 08:50 来源：互联网作者：源码搜藏收藏推荐

<!DOCTYPE html>
<html>

<head>

button {
  -webkit-appearance: none;
  background: transparent;
  border: 0;
}

.paginate {
  position: relative;
  margin: 10px;
  width: 50px;
  height: 50px;
  cursor: pointer;
  transform: translate3d(0, 0, 0);
  position: absolute;
  top: 50%;
  margin-top: -20px;
  -webkit-filter: drop-shadow(0 2px 0px rgba(0, 0, 0, 0.2));
}
.paginate i {
  position: absolute;
  top: 40%;
  left: 0;
  width: 50px;
  height: 5px;
  border-radius: 2.5px;
  background: #fff;
  transition: all 0.15s ease;
}
.paginate.left {
  right: 58%;
}
.paginate.left i {
  transform-origin: 0% 50%;
}
.paginate.left i:first-child {
  transform: translate(0, -1px) rotate(40deg);
}
.paginate.left i:last-child {
  transform: translate(0, 1px) rotate(-40deg);
}
.paginate.left:hover i:first-child {
  transform: translate(0, -1px) rotate(30deg);
}
.paginate.left:hover i:last-child {
  transform: translate(0, 1px) rotate(-30deg);
}
.paginate.left:active i:first-child {
  transform: translate(1px, -1px) rotate(25deg);
}
.paginate.left:active i:last-child {
  transform: translate(1px, 1px) rotate(-25deg);
}
.paginate.left[data-state=disabled] i:first-child {
  transform: translate(-5px, 0) rotate(0deg);
}
.paginate.left[data-state=disabled] i:last-child {
  transform: translate(-5px, 0) rotate(0deg);
}
.paginate.left[data-state=disabled]:hover i:first-child {
  transform: translate(-5px, 0) rotate(0deg);
}
.paginate.left[data-state=disabled]:hover i:last-child {
  transform: translate(-5px, 0) rotate(0deg);
}
.paginate.right {
  left: 58%;
}
.paginate.right i {
  transform-origin: 100% 50%;
}
.paginate.right i:first-child {
  transform: translate(0, 1px) rotate(40deg);
}
.paginate.right i:last-child {
  transform: translate(0, -1px) rotate(-40deg);
}
.paginate.right:hover i:first-child {
  transform: translate(0, 1px) rotate(30deg);
}
.paginate.right:hover i:last-child {
  transform: translate(0, -1px) rotate(-30deg);
}
.paginate.right:active i:first-child {
  transform: translate(1px, 1px) rotate(25deg);
}
.paginate.right:active i:last-child {
  transform: translate(1px, -1px) rotate(-25deg);
}
.paginate.right[data-state=disabled] i:first-child {
  transform: translate(5px, 0) rotate(0deg);
}
.paginate.right[data-state=disabled] i:last-child {
  transform: translate(5px, 0) rotate(0deg);
}
.paginate.right[data-state=disabled]:hover i:first-child {
  transform: translate(5px, 0) rotate(0deg);
}
.paginate.right[data-state=disabled]:hover i:last-child {
  transform: translate(5px, 0) rotate(0deg);
}
.paginate[data-state=disabled] {
  opacity: 0.3;
  cursor: default;
}

.counter {
  text-align: center;
  position: absolute;
  width: 100%;
  top: 50%;
  margin-top: -15px;
  font-size: 30px;
  font-family: Helvetica, sans-serif;
  text-shadow: 0px 2px 0px rgba(0, 0, 0, 0.2);
  color: #fff;
}</style>

(function(){

if(!window.addEventListener) {
  return;
}

var self = window.StyleFix = {
  link: function(link) {
    try {
      // Ignore stylesheets with data-noprefix attribute as well as alternate stylesheets
      if(link.rel !== 'stylesheet' || link.hasAttribute('data-noprefix')) {
        return;
      }
    }
    catch(e) {
      return;
    }

var url = link.href || link.getAttribute('data-href'),
        base = url.replace(/[^\/]+$/, ''),
        base_scheme = (/^[a-z]{3,10}:/.exec(base) || [''])[0],
        base_domain = (/^[a-z]{3,10}:\/\/[^\/]+/.exec(base) || [''])[0],
        base_query = /^([^?]*)\??/.exec(url)[1],
        parent = link.parentNode,
        xhr = new XMLHttpRequest(),
        process;

xhr.onreadystatechange = function() {
      if(xhr.readyState === 4) {
        process();
      }
    };

process = function() {
        var css = xhr.responseText;

if(css && link.parentNode && (!xhr.status || xhr.status < 400 || xhr.status > 600)) {
          css = self.fix(css, true, link);

// Convert relative URLs to absolute, if needed
          if(base) {
            css = css.replace(/url$\s*?((?:"|')?)(.+?)\1\s*?$/gi, function($0, quote, url) {
              if(/^([a-z]{3,10}:|#)/i.test(url)) { // Absolute & or hash-relative
                return $0;
              }
              else if(/^\/\//.test(url)) { // Scheme-relative
                // May contain sequences like /../ and /./ but those DO work
                return 'url("' + base_scheme + url + '")';
              }
              else if(/^\//.test(url)) { // Domain-relative
                return 'url("' + base_domain + url + '")';
              }
              else if(/^\?/.test(url)) { // Query-relative
                return 'url("' + base_query + url + '")';
              }
              else {
                // Path-relative
                return 'url("' + base + url + '")';
              }
            });

// behavior URLs shoudn't be converted (Issue #19)
            // base should be escaped before added to RegExp (Issue #81)
            var escaped_base = base.replace(/([\\\^\$*+[\]?{}.=!:(|)])/g,"\\$1");
            css = css.replace(RegExp('\\b(behavior:\\s*?url\\(\'?"?)' + escaped_base, 'gi'), '$1');
            }

var style = document.createElement('style');
          style.textContent = css;
          style.media = link.media;
          style.disabled = link.disabled;
          style.setAttribute('data-href', link.getAttribute('href'));

parent.insertBefore(style, link);
          parent.removeChild(link);

style.media = link.media; // Duplicate is intentional. See issue #31
        }
    };

try {
      xhr.open('GET', url);
      xhr.send(null);
    } catch (e) {
      // Fallback to XDomainRequest if available
      if (typeof XDomainRequest != "undefined") {
        xhr = new XDomainRequest();
        xhr.onerror = xhr.onprogress = function() {};
        xhr.onload = process;
        xhr.open("GET", url);
        xhr.send(null);
      }
    }

link.setAttribute('data-inprogress', '');
  },

styleElement: function(style) {
    if (style.hasAttribute('data-noprefix')) {
      return;
    }
    var disabled = style.disabled;

style.textContent = self.fix(style.textContent, true, style);

style.disabled = disabled;
  },

styleAttribute: function(element) {
    var css = element.getAttribute('style');

css = self.fix(css, false, element);

element.setAttribute('style', css);
  },

process: function() {
    // Linked stylesheets
    $('link[rel="stylesheet"]:not([data-inprogress])').forEach(StyleFix.link);

// Inline stylesheets
    $('style').forEach(StyleFix.styleElement);

// Inline styles
    $('[style]').forEach(StyleFix.styleAttribute);
  },

register: function(fixer, index) {
    (self.fixers = self.fixers || [])
      .splice(index === undefined? self.fixers.length : index, 0, fixer);
  },

fix: function(css, raw, element) {
    for(var i=0; i<self.fixers.length; i++) {
      css = self.fixers[i](css, raw, element) || css;
    }

return css;
  },

camelCase: function(str) {
    return str.replace(/-([a-z])/g, function($0, $1) { return $1.toUpperCase(); }).replace('-','');
  },

deCamelCase: function(str) {
    return str.replace(/[A-Z]/g, function($0) { return '-' + $0.toLowerCase() });
  }
};

/**************************************
 * Process styles
 **************************************/
(function(){
  setTimeout(function(){
    $('link[rel="stylesheet"]').forEach(StyleFix.link);
  }, 10);

document.addEventListener('DOMContentLoaded', StyleFix.process, false);
})();

function $(expr, con) {
  return [].slice.call((con || document).querySelectorAll(expr));
}

})();

/**
 * PrefixFree
 */
(function(root){

if(!window.StyleFix || !window.getComputedStyle) {
  return;
}

// Private helper
function fix(what, before, after, replacement, css) {
  what = self[what];

if(what.length) {
    var regex = RegExp(before + '(' + what.join('|') + ')' + after, 'gi');

css = css.replace(regex, replacement);
  }

return css;
}

var self = window.PrefixFree = {
  prefixCSS: function(css, raw, element) {
    var prefix = self.prefix;

// Gradient angles hotfix
    if(self.functions.indexOf('linear-gradient') > -1) {
      // Gradients are supported with a prefix, convert angles to legacy
      css = css.replace(/(\s|:|,)(repeating-)?linear-gradient\(\s*(-?\d*\.?\d*)deg/ig, function ($0, delim, repeating, deg) {
        return delim + (repeating || '') + 'linear-gradient(' + (90-deg) + 'deg';
      });
    }

css = fix('functions', '(\\s|:|,)', '\\s*\\(', '$1' + prefix + '$2(', css);
    css = fix('keywords', '(\\s|:)', '(\\s|;|\\}|$)', '$1' + prefix + '$2$3', css);
    css = fix('properties', '(^|\\{|\\s|;)', '\\s*:', '$1' + prefix + '$2:', css);

// Prefix properties *inside* values (issue #8)
    if (self.properties.length) {
      var regex = RegExp('\\b(' + self.properties.join('|') + ')(?!:)', 'gi');

css = fix('valueProperties', '\\b', ':(.+?);', function($0) {
        return $0.replace(regex, prefix + "$1")
      }, css);
    }

if(raw) {
      css = fix('selectors', '', '\\b', self.prefixSelector, css);
      css = fix('atrules', '@', '\\b', '@' + prefix + '$1', css);
    }

// Fix double prefixing
    css = css.replace(RegExp('-' + prefix, 'g'), '-');

// Prefix wildcard
    css = css.replace(/-\*-(?=[a-z]+)/gi, self.prefix);

return css;
  },

property: function(property) {
    return (self.properties.indexOf(property)? self.prefix : '') + property;
  },

value: function(value, property) {
    value = fix('functions', '(^|\\s|,)', '\\s*\\(', '$1' + self.prefix + '$2(', value);
    value = fix('keywords', '(^|\\s)', '(\\s|$)', '$1' + self.prefix + '$2$3', value);

// TODO properties inside values

return value;
  },

// Warning: Prefixes no matter what, even if the selector is supported prefix-less
  prefixSelector: function(selector) {
    return selector.replace(/^:{1,2}/, function($0) { return $0 + self.prefix })
  },

// Warning: Prefixes no matter what, even if the property is supported prefix-less
  prefixProperty: function(property, camelCase) {
    var prefixed = self.prefix + property;

return camelCase? StyleFix.camelCase(prefixed) : prefixed;
  }
};

/**************************************
 * Properties
 **************************************/
(function() {
  var prefixes = {},
    properties = [],
    shorthands = {},
    style = getComputedStyle(document.documentElement, null),
    dummy = document.createElement('div').style;

// Why are we doing this instead of iterating over properties in a .style object? Cause Webkit won't iterate over those.
  var iterate = function(property) {
    if(property.charAt(0) === '-') {
      properties.push(property);

var parts = property.split('-'),
        prefix = parts[1];

// Count prefix uses
      prefixes[prefix] = ++prefixes[prefix] || 1;

// This helps determining shorthands
      while(parts.length > 3) {
        parts.pop();

var shorthand = parts.join('-');

if(supported(shorthand) && properties.indexOf(shorthand) === -1) {
          properties.push(shorthand);
        }
      }
    }
  },
  supported = function(property) {
    return StyleFix.camelCase(property) in dummy;
  }

// Some browsers have numerical indices for the properties, some don't
  if(style.length > 0) {
    for(var i=0; i<style.length; i++) {
      iterate(style[i])
    }
  }
  else {
    for(var property in style) {
      iterate(StyleFix.deCamelCase(property));
    }
  }

// Find most frequently used prefix
  var highest = {uses:0};
  for(var prefix in prefixes) {
    var uses = prefixes[prefix];

if(highest.uses < uses) {
      highest = {prefix: prefix, uses: uses};
    }
  }

self.prefix = '-' + highest.prefix + '-';
  self.Prefix = StyleFix.camelCase(self.prefix);

self.properties = [];

// Get properties ONLY supported with a prefix
  for(var i=0; i<properties.length; i++) {
    var property = properties[i];

if(property.indexOf(self.prefix) === 0) { // we might have multiple prefixes, like Opera
      var unprefixed = property.slice(self.prefix.length);

if(!supported(unprefixed)) {
        self.properties.push(unprefixed);
      }
    }
  }

// IE fix
  if(self.Prefix == 'Ms'
    && !('transform' in dummy)
    && !('MsTransform' in dummy)
    && ('msTransform' in dummy)) {
    self.properties.push('transform', 'transform-origin');
  }

self.properties.sort();
})();

/**************************************
 * Values
 **************************************/
(function() {
// Values that might need prefixing
var functions = {
  'linear-gradient': {
    property: 'backgroundImage',
    params: 'red, teal'
  },
  'calc': {
    property: 'width',
    params: '1px + 5%'
  },
  'element': {
    property: 'backgroundImage',
    params: '#foo'
  },
  'cross-fade': {
    property: 'backgroundImage',
    params: 'url(a.png), url(b.png), 50%'
  }
};

functions['repeating-linear-gradient'] =
functions['repeating-radial-gradient'] =
functions['radial-gradient'] =
functions['linear-gradient'];

// Note: The properties assigned are just to *test* support.
// The keywords will be prefixed everywhere.
var keywords = {
  'initial': 'color',
  'zoom-in': 'cursor',

'zoom-out': 'cursor',
  'box': 'display',
  'flexbox': 'display',
  'inline-flexbox': 'display',
  'flex': 'display',
  'inline-flex': 'display',
  'grid': 'display',
  'inline-grid': 'display',
  'min-content': 'width'
};

self.functions = [];
self.keywords = [];

var style = document.createElement('div').style;

function supported(value, property) {
  style[property] = '';
  style[property] = value;

return !!style[property];
}

for (var func in functions) {
  var test = functions[func],
    property = test.property,
    value = func + '(' + test.params + ')';

if (!supported(value, property)
    && supported(self.prefix + value, property)) {
    // It's supported, but with a prefix
    self.functions.push(func);
  }
}

for (var keyword in keywords) {
  var property = keywords[keyword];

if (!supported(keyword, property)
    && supported(self.prefix + keyword, property)) {
    // It's supported, but with a prefix
    self.keywords.push(keyword);
  }
}

})();

/**************************************
 * Selectors and @-rules
 **************************************/
(function() {

var
selectors = {
  ':read-only': null,
  ':read-write': null,
  ':any-link': null,
  '::selection': null
},

atrules = {
  'keyframes': 'name',
  'viewport': null,
  'document': 'regexp(".")'
};

self.selectors = [];
self.atrules = [];

var style = root.appendChild(document.createElement('style'));

function supported(selector) {
  style.textContent = selector + '{}';  // Safari 4 has issues with style.innerHTML

return !!style.sheet.cssRules.length;
}

for(var selector in selectors) {
  var test = selector + (selectors[selector]? '(' + selectors[selector] + ')' : '');

if(!supported(test) && supported(self.prefixSelector(test))) {
    self.selectors.push(selector);
  }
}

for(var atrule in atrules) {
  var test = atrule + ' ' + (atrules[atrule] || '');

if(!supported('@' + test) && supported('@' + self.prefix + test)) {
    self.atrules.push(atrule);
  }
}