Home > Web Front-end > JS Tutorial > Web clock special effects produced by pure js code [with examples]_javascript skills

Web clock special effects produced by pure js code [with examples]_javascript skills

WBOY
Release: 2016-05-16 15:07:22
Original
1417 people have browsed it

Web clock special effects made with pure JS code, coders in need can take a look. Give everyone a reference.

<HTML><HEAD> 
<META http-equiv=Content-Type content="text/html; charset=gb2312"> 
<META content="MSHTML 6.00.6000.16414" name=GENERATOR></HEAD> 
<BODY> 
<DIV 
style="LEFT: 155px; WIDTH: 400px; ZOOM: 1; POSITION: absolute; TOP: 133px; HEIGHT: 300px"> 
<DIV id=bg 
style="LEFT: -22px; WIDTH: 150px; ZOOM: 1.5; POSITION: absolute; TOP: -57px; HEIGHT: 150px"><IMG 
style="Z-INDEX: 22; WIDTH: 129px; HEIGHT: 129px" src="http://files.jb51.net/upload/novelty.gif"> 
</DIV> 
<DIV id=h 
style="PADDING-RIGHT: 5px; PADDING-LEFT: 5px; PADDING-BOTTOM: 5px; WIDTH: 129px; PADDING-TOP: 5px; POSITION: absolute; HEIGHT: 129px"><IMG 
style="Z-INDEX: 22; WIDTH: 129px; HEIGHT: 129px" src="http://files.jb51.net/upload/novelty_h.gif"> 
</DIV> 
<DIV id=m 
style="PADDING-RIGHT: 5px; PADDING-LEFT: 5px; PADDING-BOTTOM: 5px; WIDTH: 129px; PADDING-TOP: 5px; POSITION: absolute; HEIGHT: 129px"><IMG 
style="Z-INDEX: 22; WIDTH: 129px; HEIGHT: 129px" src="http://files.jb51.net/upload/novelty_m.gif"> 
</DIV> 
<DIV id=s 
style="PADDING-RIGHT: 5px; PADDING-LEFT: 5px; PADDING-BOTTOM: 5px; WIDTH: 129px; PADDING-TOP: 5px; POSITION: absolute; HEIGHT: 129px"><IMG 
style="Z-INDEX: 22; WIDTH: 129px; HEIGHT: 129px" src="http://files.jb51.net/upload/novelty_s.gif"> 
</DIV> 
<DIV id=dot 
style="PADDING-RIGHT: 5px; PADDING-LEFT: 5px; PADDING-BOTTOM: 5px; WIDTH: 129px; PADDING-TOP: 5px; POSITION: absolute; HEIGHT: 129px"><IMG 
style="Z-INDEX: 22; WIDTH: 129px; HEIGHT: 129px" src="http://files.jb51.net/upload/novelty_dot.gif"> 
</DIV> 
<DIV> 
<SCRIPT> 
//oObj input requires that a matrix filter be applied. 
//deg input defines the requested angle of rotation. 
var deg2radians = Math.PI * 2 / 360; 
function MatrixFilter(obj) 
{  
 if(!obj.filters)return; 
 //alert(obj.filters.item(0)); 
 var Matrix; 
 for(p in obj.filters) 
 {  
  if(p=="DXImageTransform.Microsoft.Matrix")Matrix=obj.filters["DXImageTransform.Microsoft.Matrix"]; 
 } 
 if(!Matrix) 
 { 
  obj.style.filter+="progid:DXImageTransform.Microsoft.Matrix()"; 
 } 
 Matrix=obj.filters["DXImageTransform.Microsoft.Matrix"]; 
 this.equal=function(Matrix2D_x) 
 { 
  if(Matrix2D_x.M11)Matrix.M11 = Matrix2D_x.M11; 
  if(Matrix2D_x.M12)Matrix.M12 = Matrix2D_x.M12; 
  if(Matrix2D_x.M21)Matrix.M21 = Matrix2D_x.M21; 
  if(Matrix2D_x.M22)Matrix.M22 = Matrix2D_x.M22; 
 } 
  
 if(arguments[1])this.equal(arguments[1]); 
  
 this.Rotate=function(deg) 
 { 
  rad = deg * deg2radians; 
  costheta = Math.cos(rad); 
  sintheta = Math.sin(rad); 
  var d=new Matrix2D(costheta,-sintheta,sintheta,costheta); 
  this.equal(Matrix2D.Mul(Matrix,d)); 
 } 
 this.RotateTo=function(deg) 
 { 
  rad = deg * deg2radians; 
  costheta = Math.cos(rad); 
  sintheta = Math.sin(rad); 
  var d=new Matrix2D(costheta,-sintheta,sintheta,costheta); 
  this.equal(d); 
 } 
 this.RotateAt=function(deg,sx,sy) 
 { 
  rad = deg * deg2radians; 
  costheta = Math.cos(rad); 
  sintheta = Math.sin(rad); 
  var d=new Matrix2D(costheta,-sintheta,sintheta,costheta); 
  var x=sx-Matrix.Dx; 
  var y=sy-Matrix.Dy; 
  this.MoveTo(x*costheta+y*sintheta-x,-x*sintheta+y*costheta-y); 
  this.equal(Matrix2D.Mul(Matrix,d));  
 } 
 this.RotateToAt=function(deg,sx,sy) 
 { 
  rad = deg * deg2radians; 
  costheta = Math.cos(rad); 
  sintheta = Math.sin(rad); 
  var d=new Matrix2D(costheta,-sintheta,sintheta,costheta); 
  var x=sx; 
  var y=sy; 
  this.MoveTo(x-(x*costheta-y*sintheta),-(x*sintheta+y*costheta-x)); 
  this.equal(d); 
 } 

 this.MoveTo=function(sx,sy) 
 { 
  Matrix.Dx=sx; 
  Matrix.Dy=sy; 
 } 
 this.toMatrix2D=function() 
 { 
  return new Matrix2D(Matrix.M11,Matrix.M12,Matrix.M21,Matrix.M22); 
 } 
 this.ZoomBy=function(sx,sy) 
 { 
  var d=new Matrix2D(sx,0,0,sy); 
  this.equal(Matrix2D.Mul(Matrix,d)); 
 } 
 this.toString=function() 
 { 
  return ""+Matrix.M11+" "+Matrix.M12+"\n"+Matrix.M21+" "+Matrix.M22+"\n" 
 } 
 //Matrix.SizingMethod='clip to original'; 
 //this.fnSetRotation(30); 
 //alert(Matrix.M11); 
 //alert(obj.filters["DXImageTransform.Microsoft.Matrix"]); 
} 
function Matrix2D() 
{ 
 this.M11 = arguments[0]||1; 
 this.M12 = arguments[1]||0; 
 this.M21 = arguments[2]||0; 
 this.M22 = arguments[3]||1; 
 this.Mul_Matrix2D=function(Matrix2D_b) 
 { 
  var r=new Matrix2D(); 
  r=Matrix2D.Mul(this,Matrix2D_b);   
  return r;  
 } 
 this.toString=function() 
 { 
  return ""+this.M11+" "+this.M12+"\n"+this.M21+" "+this.M22+"\n" 
 } 
} 
Matrix2D.Mul=function(Matrix2D_a,Matrix2D_b) 
{ 
 var r=new Matrix2D(); 
 r.M11=Matrix2D_a.M11*Matrix2D_b.M11+Matrix2D_a.M12*Matrix2D_b.M21; 
 r.M12=Matrix2D_a.M11*Matrix2D_b.M12+Matrix2D_a.M12*Matrix2D_b.M22; 
 r.M21=Matrix2D_a.M21*Matrix2D_b.M11+Matrix2D_a.M22*Matrix2D_b.M21; 
 r.M22=Matrix2D_a.M21*Matrix2D_b.M12+Matrix2D_a.M22*Matrix2D_b.M22; 
 return r;  
} 


var ms=new MatrixFilter(s); 
var mm=new MatrixFilter(m); 
var mh=new MatrixFilter(h); 
var i=1; 
setInterval("ms.RotateToAt((new Date()).getSeconds()*6+6,69,69)",500); 
setInterval("mm.RotateToAt((new Date()).getMinutes()*6+6,69,69)",500); 
setInterval("mh.RotateToAt(((new Date()).getHours()+(new Date()).getMinutes()/60)*30,69,69)",500); 
//mf.MoveTo(30,70); 
//mf.ZoomBy(1.5,1.5); 
//mf.ZoomBy(1.5,1.5); 
//alert(mf.toMatrix2D()); 

//alert(Matrix2D.Mul(m2d1,m2d2)); 
//fnSetRotation(oDiv.filters.item(0),30); 
</SCRIPT> 
</DIV></DIV></BODY></HTML> 

Copy after login

The above webpage clock special effect produced by pure JS code [with examples] is all the content shared by the editor. I hope it can give you a reference, and I hope you will support Script Home.

Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template