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Megadeth

Efeito tipo matrix

Por , em Javascript

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Megadeth    2

Megadeth
Postado

Vejam pessoal esse efeito que eu pequei no www.dynamicdrive.com.

O código é meio grandinho mais vale apena.

<html><head><title>Matrix</title></head><style type="text/css">.matrix { font-family:Lucida Console, Courier, Monotype; font-size:10pt; text-align:center; width:10px; padding:0px; margin:0px;}</style><script type="text/javascript" language="javascript"><!--var rows=11; // must be an odd numbervar speed=50; // lower is fastervar reveal=2; // between 0 and 2 only. The higher, the faster the word appearsvar effectalign="default" //enter "center" to center it./************************************************ The Matrix Text Effect- by Richard Womersley (http://www.mf2fm.co.uk/rv)* This notice must stay intact for use* Visit http://www.dynamicdrive.com/ for full source code***********************************************/var w3c=document.getElementById && !window.opera;var ie45=document.all && !window.opera;var ma_tab, matemp, ma_bod, ma_row, x, y, columns, ma_txt, ma_cho;var m_coch=new Array();var m_copo=new Array();window.onload=function() {	if (!w3c && !ie45) return  var matrix=(w3c)?document.getElementById("matrix"):document.all["matrix"];  ma_txt=(w3c)?matrix.firstChild.nodeValue:matrix.innerHTML;  ma_txt=" "+ma_txt+" ";  columns=ma_txt.length;  if (w3c) {	while (matrix.childNodes.length) matrix.removeChild(matrix.childNodes[0]);	ma_tab=document.createElement("table");	ma_tab.setAttribute("border", 0);	ma_tab.setAttribute("align", effectalign);	ma_tab.style.backgroundColor="#000000";	ma_bod=document.createElement("tbody");	for (x=0; x<rows; x++) {	  ma_row=document.createElement("tr");	  for (y=0; y<columns; y++) {		matemp=document.createElement("td");		matemp.setAttribute("id", "Mx"+x+"y"+y);		matemp.className="matrix";		matemp.appendChild(document.createTextNode(String.fromCharCode(160)));		ma_row.appendChild(matemp);	  }	  ma_bod.appendChild(ma_row);	}	ma_tab.appendChild(ma_bod);	matrix.appendChild(ma_tab);  } else {	ma_tab='<ta'+'ble align="'+effectalign+'" border="0" style="background-color:#000000">';	for (var x=0; x<rows; x++) {	  ma_tab+='<t'+'r>';	  for (var y=0; y<columns; y++) {		ma_tab+='<t'+'d class="matrix" id="Mx'+x+'y'+y+'"> </'+'td>';	  }	  ma_tab+='</'+'tr>';	}	ma_tab+='</'+'table>';	matrix.innerHTML=ma_tab;  }  ma_cho=ma_txt;  for (x=0; x<columns; x++) {	ma_cho+=String.fromCharCode(32+Math.floor(Math.random()*94));	m_copo[x]=0;  }  ma_bod=setInterval("mytricks()", speed);}function mytricks() {  x=0;  for (y=0; y<columns; y++) {	x=x+(m_copo[y]==100);	ma_row=m_copo[y]%100;	if (ma_row && m_copo[y]<100) {	  if (ma_row<rows+1) {		if (w3c) {		  matemp=document.getElementById("Mx"+(ma_row-1)+"y"+y);		  matemp.firstChild.nodeValue=m_coch[y];		}		else {		  matemp=document.all["Mx"+(ma_row-1)+"y"+y];		  matemp.innerHTML=m_coch[y];		}		matemp.style.color="#33ff66";		matemp.style.fontWeight="bold";	  }	  if (ma_row>1 && ma_row<rows+2) {		matemp=(w3c)?document.getElementById("Mx"+(ma_row-2)+"y"+y):document.all["Mx"+(ma_row-2)+"y"+y];		matemp.style.fontWeight="normal";		matemp.style.color="#00ff00";	  }	  if (ma_row>2) {		  matemp=(w3c)?document.getElementById("Mx"+(ma_row-3)+"y"+y):document.all["Mx"+(ma_row-3)+"y"+y];		matemp.style.color="#009900";	  }	  if (ma_row<Math.floor(rows/2)+1) m_copo[y]++;	  else if (ma_row==Math.floor(rows/2)+1 && m_coch[y]==ma_txt.charAt(y)) zoomer(y);	  else if (ma_row<rows+2) m_copo[y]++;	  else if (m_copo[y]<100) m_copo[y]=0;	}	else if (Math.random()>0.9 && m_copo[y]<100) {	  m_coch[y]=ma_cho.charAt(Math.floor(Math.random()*ma_cho.length));	  m_copo[y]++;	}  }  if (x==columns) clearInterval(ma_bod);}function zoomer(ycol) {  var mtmp, mtem, ytmp;  if (m_copo[ycol]==Math.floor(rows/2)+1) {	for (ytmp=0; ytmp<rows; ytmp++) {	  if (w3c) {		mtmp=document.getElementById("Mx"+ytmp+"y"+ycol);		mtmp.firstChild.nodeValue=m_coch[ycol];	  }	  else {		mtmp=document.all["Mx"+ytmp+"y"+ycol];		mtmp.innerHTML=m_coch[ycol];	  }	  mtmp.style.color="#33ff66";	  mtmp.style.fontWeight="bold";	}	if (Math.random()<reveal) {	  mtmp=ma_cho.indexOf(ma_txt.charAt(ycol));	  ma_cho=ma_cho.substring(0, mtmp)+ma_cho.substring(mtmp+1, ma_cho.length);	}	if (Math.random()<reveal-1) ma_cho=ma_cho.substring(0, ma_cho.length-1);	m_copo[ycol]+=199;	setTimeout("zoomer("+ycol+")", speed);  }  else if (m_copo[ycol]>200) {	if (w3c) {	  mtmp=document.getElementById("Mx"+(m_copo[ycol]-201)+"y"+ycol);	  mtem=document.getElementById("Mx"+(200+rows-m_copo[ycol]--)+"y"+ycol);	}	else {	  mtmp=document.all["Mx"+(m_copo[ycol]-201)+"y"+ycol];	  mtem=document.all["Mx"+(200+rows-m_copo[ycol]--)+"y"+ycol];	}	mtmp.style.fontWeight="normal";	mtem.style.fontWeight="normal";	setTimeout("zoomer("+ycol+")", speed);  }  else if (m_copo[ycol]==200) m_copo[ycol]=100+Math.floor(rows/2);  if (m_copo[ycol]>100 && m_copo[ycol]<200) {	if (w3c) {	  mtmp=document.getElementById("Mx"+(m_copo[ycol]-101)+"y"+ycol);	  mtmp.firstChild.nodeValue=String.fromCharCode(160);	  mtem=document.getElementById("Mx"+(100+rows-m_copo[ycol]--)+"y"+ycol);	  mtem.firstChild.nodeValue=String.fromCharCode(160);	}	else {	  mtmp=document.all["Mx"+(m_copo[ycol]-101)+"y"+ycol];	  mtmp.innerHTML=String.fromCharCode(160);	  mtem=document.all["Mx"+(100+rows-m_copo[ycol]--)+"y"+ycol];	  mtem.innerHTML=String.fromCharCode(160);	}	setTimeout("zoomer("+ycol+")", speed);  }}// --></script><body><div id="matrix">Informática</div></body></html>
espero que gostem. http://forum.imasters.com.br/public/style_emoticons/default/thumbsup.gif

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