اضافة الثلوج لمدونتك Add ice for your blog

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اضافة الثلوج لمدونتك,الثلوج,كود جافا,Add ice for your blog

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الكود:

<!doctype html>

var snowStorm = (function(window, document) {

// --- common properties ---

this.autoStart = true;          // Whether the snow should start automatically or not.
  this.excludeMobile = true;      // Snow is likely to be bad news for mobile phones' CPUs (and batteries.) Enable at your own risk.
  this.flakesMax = 128;           // Limit total amount of snow made (falling + sticking)
  this.flakesMaxActive = 64;      // Limit amount of snow falling at once (less = lower CPU use)
  this.animationInterval = 33;    // Theoretical "miliseconds per frame" measurement. 20 = fast + smooth, but high CPU use. 50 = more conservative, but slower
  this.useGPU = true;             // Enable transform-based hardware acceleration, reduce CPU load.
  this.className = null;          // CSS class name for further customization on snow elements
  this.excludeMobile = true;      // Snow is likely to be bad news for mobile phones' CPUs (and batteries.) By default, be nice.
  this.flakeBottom = null;        // Integer for Y axis snow limit, 0 or null for "full-screen" snow effect
  this.followMouse = true;        // Snow movement can respond to the user's mouse
  this.snowColor = '#fff';        // Don't eat (or use?) yellow snow.
  this.snowCharacter = '•';  // • = bullet, · is square on some systems etc.
  this.snowStick = true;          // Whether or not snow should "stick" at the bottom. When off, will never collect.
  this.targetElement = null;      // element which snow will be appended to (null = document.body) - can be an element ID eg. 'myDiv', or a DOM node reference
  this.useMeltEffect = true;      // When recycling fallen snow (or rarely, when falling), have it "melt" and fade out if browser supports it
  this.useTwinkleEffect = false;  // Allow snow to randomly "flicker" in and out of view while falling
  this.usePositionFixed = false;  // true = snow does not shift vertically when scrolling. May increase CPU load, disabled by default - if enabled, used only where supported
  this.usePixelPosition = false;  // Whether to use pixel values for snow top/left vs. percentages. Auto-enabled if body is position:relative or targetElement is specified.

// --- less-used bits ---

this.freezeOnBlur = true;       // Only snow when the window is in focus (foreground.) Saves CPU.
  this.flakeLeftOffset = 0;       // Left margin/gutter space on edge of container (eg. browser window.) Bump up these values if seeing horizontal scrollbars.
  this.flakeRightOffset = 0;      // Right margin/gutter space on edge of container
  this.flakeWidth = 8;            // Max pixel width reserved for snow element
  this.flakeHeight = 8;           // Max pixel height reserved for snow element
  this.vMaxX = 5;                 // Maximum X velocity range for snow
  this.vMaxY = 4;                 // Maximum Y velocity range for snow
  this.zIndex = 0;                // CSS stacking order applied to each snowflake

// --- "No user-serviceable parts inside" past this point, yadda yadda ---

features = (function() {

var getAnimationFrame;

/**
     * hat tip: paul irish
     * http://paulirish.com/2011/requestanimationframe-for-smart-animating/
     * https://gist.github.com/838785
     */

function timeoutShim(callback) {
      window.setTimeout(callback, 1000/(storm.animationInterval || 20));
    }

var _animationFrame = (window.requestAnimationFrame ||
        window.webkitRequestAnimationFrame ||
        window.mozRequestAnimationFrame ||
        window.oRequestAnimationFrame ||
        window.msRequestAnimationFrame ||
        timeoutShim);

// apply to window, avoid "illegal invocation" errors in Chrome
    getAnimationFrame = _animationFrame ? function() {
      return _animationFrame.apply(window, arguments);
    } : null;

var testDiv;

testDiv = document.createElement('div');

function has(prop) {

// test for feature support
      var result = testDiv.style[prop];
      return (result !== undefined ? prop : null);

}

// note local scope.
    var localFeatures = {

transform: {
        ie:  has('-ms-transform'),
        moz: has('MozTransform'),
        opera: has('OTransform'),
        webkit: has('webkitTransform'),
        w3: has('transform'),
        prop: null // the normalized property value
      },

getAnimationFrame: getAnimationFrame

};

localFeatures.transform.prop = (
      localFeatures.transform.w3 || 
      localFeatures.transform.moz ||
      localFeatures.transform.webkit ||
      localFeatures.transform.ie ||
      localFeatures.transform.opera
    );

testDiv = null;

return localFeatures;

}());

this.timer = null;
  this.flakes = [];
  this.disabled = false;
  this.active = false;
  this.meltFrameCount = 20;
  this.meltFrames = [];

this.setXY = function(o, x, y) {

if (!o) {
      return false;
    }

if (storm.usePixelPosition || targetElementIsRelative) {

o.style.left = (x - storm.flakeWidth) + 'px';
      o.style.top = (y - storm.flakeHeight) + 'px';

} else if (noFixed) {

o.style.right = (100-(x/screenX*100)) + '%';
      // avoid creating vertical scrollbars
      o.style.top = (Math.min(y, docHeight-storm.flakeHeight)) + 'px';

} else {

if (!storm.flakeBottom) {

// if not using a fixed bottom coordinate...
        o.style.right = (100-(x/screenX*100)) + '%';
        o.style.bottom = (100-(y/screenY*100)) + '%';

} else {

// absolute top.
        o.style.right = (100-(x/screenX*100)) + '%';
        o.style.top = (Math.min(y, docHeight-storm.flakeHeight)) + 'px';

}

};

this.events = (function() {

var old = (!window.addEventListener && window.attachEvent), slice = Array.prototype.slice,
    evt = {
      add: (old?'attachEvent':'addEventListener'),
      remove: (old?'detachEvent':'removeEventListener')
    };

function addEvent() {
      apply(getArgs(arguments), 'add');
    }

function removeEvent() {
      apply(getArgs(arguments), 'remove');
    }

return {
      add: addEvent,
      remove: removeEvent
    };

}());

function rnd(n,min) {
    if (isNaN(min)) {
      min = 0;
    }
    return (Math.random()*n)+min;
  }

function plusMinus(n) {
    return (parseInt(rnd(2),10)===1?n*-1:n);
  }

this.randomizeWind = function() {
    var i;
    vRndX = plusMinus(rnd(storm.vMaxX,0.2));
    vRndY = rnd(storm.vMaxY,0.2);
    if (this.flakes) {
      for (i=0; i<this.flakes.length; i++) {
        if (this.flakes[i].active) {
          this.flakes[i].setVelocities();
        }
      }
    }
  };

this.scrollHandler = function() {
    var i;
    // "attach" snowflakes to bottom of window if no absolute bottom value was given
    scrollY = (storm.flakeBottom ? 0 : parseInt(window.scrollY || document.documentElement.scrollTop || (noFixed ? document.body.scrollTop : 0), 10));
    if (isNaN(scrollY)) {
      scrollY = 0; // Netscape 6 scroll fix
    }
    if (!fixedForEverything && !storm.flakeBottom && storm.flakes) {
      for (i=0; i<storm.flakes.length; i++) {
        if (storm.flakes[i].active === 0) {
          storm.flakes[i].stick();
        }
      }
    }
  };

this.resizeHandler = function() {
    if (window.innerWidth || window.innerHeight) {
      screenX = window.innerWidth - 16 - storm.flakeRightOffset;
      screenY = (storm.flakeBottom || window.innerHeight);
    } else {
      screenX = (document.documentElement.clientWidth || document.body.clientWidth || document.body.scrollWidth) - (!isIE ? 8 : 0) - storm.flakeRightOffset;
      screenY = storm.flakeBottom || document.documentElement.clientHeight || document.body.clientHeight || document.body.scrollHeight;
    }
    docHeight = document.body.offsetHeight;
    screenX2 = parseInt(screenX/2,10);
  };

this.resizeHandlerAlt = function() {
    screenX = storm.targetElement.offsetWidth - storm.flakeRightOffset;
    screenY = storm.flakeBottom || storm.targetElement.offsetHeight;
    screenX2 = parseInt(screenX/2,10);
    docHeight = document.body.offsetHeight;
  };

this.freeze = function() {
    // pause animation
    if (!storm.disabled) {
      storm.disabled = 1;
    } else {
      return false;
    }
    storm.timer = null;
  };

this.resume = function() {
    if (storm.disabled) {
       storm.disabled = 0;
    } else {
      return false;
    }
    storm.timerInit();
  };

this.toggleSnow = function() {
    if (!storm.flakes.length) {
      // first run
      storm.start();
    } else {
      storm.active = !storm.active;
      if (storm.active) {
        storm.show();
        storm.resume();
      } else {
        storm.stop();
        storm.freeze();
      }
    }
  };

this.stop = function() {
    var i;
    this.freeze();
    for (i=0; i<this.flakes.length; i++) {
      this.flakes[i].o.style.display = 'none';
    }
    storm.events.remove(window,'scroll',storm.scrollHandler);
    storm.events.remove(window,'resize',storm.resizeHandler);
    if (storm.freezeOnBlur) {
      if (isIE) {
        storm.events.remove(document,'focusout',storm.freeze);
        storm.events.remove(document,'focusin',storm.resume);
      } else {
        storm.events.remove(window,'blur',storm.freeze);
        storm.events.remove(window,'focus',storm.resume);
      }
    }
  };

this.show = function() {
    var i;
    for (i=0; i<this.flakes.length; i++) {
      this.flakes[i].o.style.display = 'block';
    }
  };

this.SnowFlake = function(type,x,y) {
    var s = this;
    this.type = type;
    this.x = x||parseInt(rnd(screenX-20),10);
    this.y = (!isNaN(y)?y:-rnd(screenY)-12);
    this.vX = null;
    this.vY = null;
    this.vAmpTypes = [1,1.2,1.4,1.6,1.8]; // "amplification" for vX/vY (based on flake size/type)
    this.vAmp = this.vAmpTypes[this.type] || 1;
    this.melting = false;
    this.meltFrameCount = storm.meltFrameCount;
    this.meltFrames = storm.meltFrames;
    this.meltFrame = 0;
    this.twinkleFrame = 0;
    this.active = 1;
    this.fontSize = (10+(this.type/5)*10);
    this.o = document.createElement('div');
    this.o.innerHTML = storm.snowCharacter;
    if (storm.className) {
      this.o.setAttribute('class', storm.className);
    }
    this.o.style.color = storm.snowColor;
    this.o.style.position = (fixedForEverything?'fixed':'absolute');
    if (storm.useGPU && features.transform.prop) {
      // GPU-accelerated snow.
      this.o.style[features.transform.prop] = 'translate3d(0px, 0px, 0px)';
    }
    this.o.style.width = storm.flakeWidth+'px';
    this.o.style.height = storm.flakeHeight+'px';
    this.o.style.fontFamily = 'arial,verdana';
    this.o.style.cursor = 'default';
    this.o.style.overflow = 'hidden';
    this.o.style.fontWeight = 'normal';
    this.o.style.zIndex = storm.zIndex;
    docFrag.appendChild(this.o);

this.refresh = function() {
      if (isNaN(s.x) || isNaN(s.y)) {
        // safety check
        return false;
      }
      storm.setXY(s.o, s.x, s.y);
    };

this.stick = function() {
      if (noFixed || (storm.targetElement !== document.documentElement && storm.targetElement !== document.body)) {
        s.o.style.top = (screenY+scrollY-storm.flakeHeight)+'px';
      } else if (storm.flakeBottom) {
        s.o.style.top = storm.flakeBottom+'px';
      } else {
        s.o.style.display = 'none';
        s.o.style.bottom = '0%';
        s.o.style.position = 'fixed';
        s.o.style.display = 'block';
      }
    };

this.vCheck = function() {
      if (s.vX>=0 && s.vX<0.2) {
        s.vX = 0.2;
      } else if (s.vX<0 && s.vX>-0.2) {
        s.vX = -0.2;
      }
      if (s.vY>=0 && s.vY<0.2) {
        s.vY = 0.2;
      }
    };

this.move = function() {
      var vX = s.vX*windOffset, yDiff;
      s.x += vX;
      s.y += (s.vY*s.vAmp);
      if (s.x >= screenX || screenX-s.x < storm.flakeWidth) { // X-axis scroll check
        s.x = 0;
      } else if (vX < 0 && s.x-storm.flakeLeftOffset < -storm.flakeWidth) {
        s.x = screenX-storm.flakeWidth-1; // flakeWidth;
      }
      s.refresh();
      yDiff = screenY+scrollY-s.y+storm.flakeHeight;
      if (yDiff<storm.flakeHeight) {
        s.active = 0;
        if (storm.snowStick) {
          s.stick();
        } else {
          s.recycle();
        }
      } else {
        if (storm.useMeltEffect && s.active && s.type < 3 && !s.melting && Math.random()>0.998) {
          // ~1/1000 chance of melting mid-air, with each frame
          s.melting = true;
          s.melt();
          // only incrementally melt one frame
          // s.melting = false;
        }
        if (storm.useTwinkleEffect) {
          if (s.twinkleFrame < 0) {
            if (Math.random() > 0.97) {
              s.twinkleFrame = parseInt(Math.random() * 8, 10);
            }
          } else {
            s.twinkleFrame--;
            if (!opacitySupported) {
              s.o.style.visibility = (s.twinkleFrame && s.twinkleFrame % 2 === 0 ? 'hidden' : 'visible');
            } else {
              s.o.style.opacity = (s.twinkleFrame && s.twinkleFrame % 2 === 0 ? 0 : 1);
            }
          }
        }
      }
    };

this.animate = function() {
      // main animation loop
      // move, check status, die etc.
      s.move();
    };

this.setVelocities = function() {
      s.vX = vRndX+rnd(storm.vMaxX*0.12,0.1);
      s.vY = vRndY+rnd(storm.vMaxY*0.12,0.1);
    };

this.setOpacity = function(o,opacity) {
      if (!opacitySupported) {
        return false;
      }
      o.style.opacity = opacity;
    };

this.melt = function() {
      if (!storm.useMeltEffect || !s.melting) {
        s.recycle();
      } else {
        if (s.meltFrame < s.meltFrameCount) {
          s.setOpacity(s.o,s.meltFrames[s.meltFrame]);
          s.o.style.fontSize = s.fontSize-(s.fontSize*(s.meltFrame/s.meltFrameCount))+'px';
          s.o.style.lineHeight = storm.flakeHeight+2+(storm.flakeHeight*0.75*(s.meltFrame/s.meltFrameCount))+'px';
          s.meltFrame++;
        } else {
          s.recycle();
        }
      }
    };

this.recycle = function() {
      s.o.style.display = 'none';
      s.o.style.position = (fixedForEverything?'fixed':'absolute');
      s.o.style.bottom = 'auto';
      s.setVelocities();
      s.vCheck();
      s.meltFrame = 0;
      s.melting = false;
      s.setOpacity(s.o,1);
      s.o.style.padding = '0px';
      s.o.style.margin = '0px';
      s.o.style.fontSize = s.fontSize+'px';
      s.o.style.lineHeight = (storm.flakeHeight+2)+'px';
      s.o.style.textAlign = 'center';
      s.o.style.verticalAlign = 'baseline';
      s.x = parseInt(rnd(screenX-storm.flakeWidth-20),10);
      s.y = parseInt(rnd(screenY)*-1,10)-storm.flakeHeight;
      s.refresh();
      s.o.style.display = 'block';
      s.active = 1;
    };

this.recycle(); // set up x/y coords etc.
    this.refresh();

};

this.snow = function() {
    var active = 0, flake = null, i, j;
    for (i=0, j=storm.flakes.length; i<j; i++) {
      if (storm.flakes[i].active === 1) {
        storm.flakes[i].move();
        active++;
      }
      if (storm.flakes[i].melting) {
        storm.flakes[i].melt();
      }
    }
    if (active<storm.flakesMaxActive) {
      flake = storm.flakes[parseInt(rnd(storm.flakes.length),10)];
      if (flake.active === 0) {
        flake.melting = true;
      }
    }
    if (storm.timer) {
      features.getAnimationFrame(storm.snow);
    }
  };

this.mouseMove = function(e) {
    if (!storm.followMouse) {
      return true;
    }
    var x = parseInt(e.clientX,10);
    if (x<screenX2) {
      windOffset = -windMultiplier+(x/screenX2*windMultiplier);
    } else {
      x -= screenX2;
      windOffset = (x/screenX2)*windMultiplier;
    }
  };

this.createSnow = function(limit,allowInactive) {
    var i;
    for (i=0; i<limit; i++) {
      storm.flakes[storm.flakes.length] = new storm.SnowFlake(parseInt(rnd(flakeTypes),10));
      if (allowInactive || i>storm.flakesMaxActive) {
        storm.flakes[storm.flakes.length-1].active = -1;
      }
    }
    storm.targetElement.appendChild(docFrag);
  };

this.timerInit = function() {
    storm.timer = true;
    storm.snow();
  };

this.init = function() {
    var i;
    for (i=0; i<storm.meltFrameCount; i++) {
      storm.meltFrames.push(1-(i/storm.meltFrameCount));
    }
    storm.randomizeWind();
    storm.createSnow(storm.flakesMax); // create initial batch
    storm.events.add(window,'resize',storm.resizeHandler);
    storm.events.add(window,'scroll',storm.scrollHandler);
    if (storm.freezeOnBlur) {
      if (isIE) {
        storm.events.add(document,'focusout',storm.freeze);
        storm.events.add(document,'focusin',storm.resume);
      } else {
        storm.events.add(window,'blur',storm.freeze);
        storm.events.add(window,'focus',storm.resume);
      }
    }
    storm.resizeHandler();
    storm.scrollHandler();
    if (storm.followMouse) {
      storm.events.add(isIE?document:window,'mousemove',storm.mouseMove);
    }
    storm.animationInterval = Math.max(20,storm.animationInterval);
    storm.timerInit();
  };

this.start = function(bFromOnLoad) {
    if (!didInit) {
      didInit = true;
    } else if (bFromOnLoad) {
      // already loaded and running
      return true;
    }
    if (typeof storm.targetElement === 'string') {
      var targetID = storm.targetElement;
      storm.targetElement = document.getElementById(targetID);
      if (!storm.targetElement) {
        throw new Error('Snowstorm: Unable to get targetElement "'+targetID+'"');
      }
    }
    if (!storm.targetElement) {
      storm.targetElement = (document.body || document.documentElement);
    }
    if (storm.targetElement !== document.documentElement && storm.targetElement !== document.body) {
      // re-map handler to get element instead of screen dimensions
      storm.resizeHandler = storm.resizeHandlerAlt;
      //and force-enable pixel positioning
      storm.usePixelPosition = true;
    }
    storm.resizeHandler(); // get bounding box elements
    storm.usePositionFixed = (storm.usePositionFixed && !noFixed && !storm.flakeBottom); // whether or not position:fixed is to be used
    if (window.getComputedStyle) {
      // attempt to determine if body or user-specified snow parent element is relatlively-positioned.
      try {
        targetElementIsRelative = (window.getComputedStyle(storm.targetElement, null).getPropertyValue('position') === 'relative');
      } catch(e) {
        // oh well
        targetElementIsRelative = false;
      }
    }
    fixedForEverything = storm.usePositionFixed;
    if (screenX && screenY && !storm.disabled) {
      storm.init();
      storm.active = true;
    }
  };

function doDelayedStart() {
    window.setTimeout(function() {
      storm.start(true);
    }, 20);
    // event cleanup
    storm.events.remove(isIE?document:window,'mousemove',doDelayedStart);
  }

function doStart() {
    if (!storm.excludeMobile || !isMobile) {
      doDelayedStart();
    }
    // event cleanup
    storm.events.remove(window, 'load', doStart);
  }

// hooks for starting the snow
  if (storm.autoStart) {
    storm.events.add(window, 'load', doStart, false);
  }

return this;

}(window, document));
</script>

<h1 style="font-size:1em;color:#fff">
Snow</h1>
<p style="font-size:1em;color:#fff">
Nice snow on the page.<br/>
 Enjoy it!
</p>
<div>
<a target="_blank" href="http://www.htmlbestcodes.com/"><span style="font-size: 8pt; text-decoration: none"></span></a></div>
</!doctype>

اخيرا اتمنى وفقت في تقديم موضوع اضافة الثلوج لمدونتك

12/14/2015

اضافة الثلوج لمدونتك Add ice for your blog