hackaye.github.io/meme-art-maker.html at master · hackaye/hackaye.github.io · GitHub

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<!DOCTYPE HTML>
<html>
<style type="text/css">
html, body {background-color:#000000; color:#ffffff; font-family:sans-serif; margin:auto; width:800px;}
div.control {float:left; width:250px; margin-right:10px;}
input {margin-right:5px; margin-left:5px;}
svg {width:500px; height:500px; border-radius:10px; background:#ffffff; border:10px solid #ffffff; float:left;}
a {text-decoration:none; font-weight:bold; color:#0090ff;}
div.step, .code {border:1px solid white; border-radius:10px; padding:10px; margin-bottom:5px;}
.code {clear:both; width:740px; padding:10px;}
textarea {width:700px; margin:auto; margin-left:5px;}
.codehold {padding:10px; clear:both; margin:auto;}
strong {color:#ffff33;}
em {font-size:small; color:#0090ff;}
/*from github pages stylesheet*/
#forkme_banner {
  display: block;
  position: absolute;
  top:0;
  right: 10px;
  z-index: 10;
  padding: 10px 50px 10px 10px;
  color: #fff;
  background: url('images/blacktocat.png') #0090ff no-repeat 95% 50%;
  font-weight: 700;
  box-shadow: 0 0 10px rgba(0,0,0,.5);
  border-bottom-left-radius: 2px;
  border-bottom-right-radius: 2px;
}
</style>
<script type="text/javascript">
//meme words
var words = ["IMHO", "XOXO", "L8R", "LULZ", "MEH", "OMG"];
//function to make fakesmile work dynamically via http://jsfiddle.net/whyoz/c3wb5sbr/
function registerAnimation(anim) {
    var targets = getTargets(anim);
    var elAnimators = new Array();
    for(var i=0; i<targets.length ;i++) {
      var target = targets[i];
      var animator = new Animator(anim, target, i);
      animators.push(animator);
      elAnimators[i] = animator;
    }
    anim.animators = elAnimators;
    var id = anim.getAttribute("id");
    if (id)
      id2anim[id] = anim;
    for(var i=0; i<elAnimators.length ;i++)
      elAnimators[i].register();
}

//function to add a star to the picture
function addStar(){
	//get the svg
	var svg = document.getElementsByTagName('svg')[0];
	//create a polygon
	var newStar = document.createElementNS("http://www.w3.org/2000/svg", 'polygon');
	//random x and y centre
	var xcentre = Math.floor(Math.random()*(89-11+1)+11); var ycentre = Math.floor(Math.random()*(89-11+1)+11);
	//call function to retrieve points of polygon in random location
	var pointValue = getStarPoints(xcentre, ycentre);
	newStar.setAttribute("points", pointValue);
	//star style
	var strokeColor = getRandomColor();//function to choose random color
	newStar.style.stroke = strokeColor;
	newStar.style.strokeWidth = "1";
	newStar.style.fillOpacity = "0";
	//create an animation on mouseover - change color to white and back
	var anim = document.createElementNS("http://www.w3.org/2000/svg", 'animate');
	anim.setAttribute("attributeName", "stroke");
	anim.setAttribute("from", "#ffffff");
	anim.setAttribute("to", strokeColor);
	anim.setAttribute("dur", "1");
	anim.setAttribute("begin", "mouseover");

	//add animation to star
	newStar.appendChild(anim);

	//helper for fakesmile
	registerAnimation(anim);
	anim.beginElement();

	//add star to svg
	svg.appendChild(newStar);
	//update code display
	updateCode();
}

//function to add meme image to picture
function addMeme(){
	//get the svg
	var svg = document.getElementsByTagName('svg')[0];
	//create an image element
	var newMeme = document.createElementNS("http://www.w3.org/2000/svg", 'image');
	//random x and y points
	var x = Math.floor(Math.random()*71); var y = Math.floor(Math.random()*71);
	newMeme.setAttributeNS(null, "x", x); newMeme.setAttributeNS(null, "y", y);
	newMeme.setAttributeNS(null, "width", "30%"); newMeme.setAttributeNS(null, "height", "30%");
	//pick an image at random - there are six stored in "memes" folder, named meme-1.jpg, meme-2.jpg and so on
	var meme = Math.floor(Math.random()*6+1);
	newMeme.setAttributeNS('http://www.w3.org/1999/xlink','href', 'http://hackaye.com/wp-content/uploads/2015/09/meme-'+meme+".jpg");
	//create animation - shrink and regrow
	var anim = document.createElementNS("http://www.w3.org/2000/svg", 'animate');
	anim.setAttribute("attributeName", "width");
	anim.setAttribute("from", "0");
	anim.setAttribute("to", "30%");
	anim.setAttribute("dur", "1");
	anim.setAttribute("begin", "mouseover");
	//add animation to image
	newMeme.appendChild(anim);

	//helper for fakesmile
	registerAnimation(anim);
	anim.beginElement();

	//add image to svg
	svg.appendChild(newMeme);
	//update code display
	updateCode();
}

//function to add meme word to svg
function addWord(){
	//get the svg
	var svg = document.getElementsByTagName('svg')[0];
	//create text element
	var newWord = document.createElementNS("http://www.w3.org/2000/svg", 'text');
	//random x and y positions
	var x = Math.floor(Math.random()*(95-10+1)+10); var y = Math.floor(Math.random()*(95-10+1)+10);
	newWord.setAttribute("x", x); newWord.setAttribute("y", y);
	//text style - impact font commonly used in memes
	newWord.setAttribute("font-size", "10px");
	newWord.setAttribute("text-anchor", "middle");
	newWord.style.fill = "#ffffff";
	newWord.style.fontFamily = "Impact";
	newWord.style.textShadow = "3px 3px 0px #000000";
	//pick random word from array
	var wordNum = Math.floor(Math.random()*6);
	var textNode = document.createTextNode(words[wordNum]);
	newWord.appendChild(textNode);
	//create animation to rotate the word
	var anim = document.createElementNS("http://www.w3.org/2000/svg", 'animateTransform');
	anim.setAttribute("attributeName", "transform");
	anim.setAttribute("attributeType", "XML");
	anim.setAttribute("type", "rotate");
	anim.setAttribute("from", "0 "+x+ " "+y);
	anim.setAttribute("to", "360 "+x+" "+y);
	anim.setAttribute("dur", "1");
	anim.setAttribute("begin", "mouseover");
	//add animation to word
	newWord.appendChild(anim);

	//helper for fakesmile
	registerAnimation(anim);
	anim.beginElement();

	//add word to svg
	svg.appendChild(newWord);
	//update code display
	updateCode();
}

//function to retrieve a random hex color value
function getRandomColor() {
    var letters = '0123456789ABCDEF'.split('');
    var color = '#';
    for (var i = 0; i < 6; i++ ) {
        color += letters[Math.floor(Math.random() * 16)];
    }
    return color;
}
//function to retrieve star points for given centre coordinates
function getStarPoints(midX, midY) {
   var pointString = ""; var points = 5; var inner = 5; var outer = 15;
   var angle = Math.PI / points;
   for (var i = 0; i < 2 * points; i++){
      var r = (i & 1) == 0 ? outer : inner;
      var currX = midX + Math.cos(i * angle) * r;
      var currY = midY + Math.sin(i * angle) * r;
      if (i == 0) pointString = currX + "," + currY;
      else pointString += ", " + currX + "," + currY;
   }
   return pointString;
}

//code display
function updateCode(){
	var txt = document.getElementsByTagName('textarea')[0];
	var svg = document.getElementsByTagName('svg')[0];
	txt.value = "";
	var markup = (new XMLSerializer()).serializeToString(svg);
	//remove internet explorer weirdness
	var svgcode = markup.replace('xmlns:NS1=""', '');
	markup = svgcode.replace('NS1:', '');
	txt.value = markup;
}
</script>
<meta name="viewport" content="width=800" />
</head>
<body>
<a id="forkme_banner" href="https://github.com/hackaye/hackaye.github.io/blob/master/meme-art-maker.html">View on GitHub</a>
<h1>Hack Aye - Meme Art Maker</h1>
<p><strong>Make remixable art using this component and then remix the component.</strong></p>
<div class="control">
<div class="step">
<strong>1.</strong> Add meme images, text and shapes:<br/><br/>
<input type="button" value="picture" onclick="addMeme()"/> <input type="button" value="text" onclick="addWord()"/> <input type="button" value="star" onclick="addStar()"/>
<br/><br/>
<em>The generated image is an SVG with the elements randomly selected, coloured and placed.</em>
</div>
<div class="step">
<strong>2.</strong> Roll your mouse over the elements you added.<br/><br/>
<em>The SVG code includes interactive animation elements.</em>
</div>
<div class="step">
<strong>3.</strong> Scroll down to see the SVG code and save your picture.<br/><br/><em>You can also interact with the code by inspecting the elements using your browser's right-click menus or developer tools.</em>
</div>
</div>
<svg version="1.1"
	baseProfile="full"
	width="100%" height="100%"
	viewBox="0 0 100 100"
	xmlns="http://www.w3.org/2000/svg"
	xmlns:xlink="http://www.w3.org/1999/xlink"
	xmlns:svg="http://www.w3.org/2000/svg">
<script type="text/ecmascript" xlink:href="smil.user.js"></script>
<defs>
<linearGradient id="back" x1="0" y1="0" x2="1" y2="1">
<stop offset="0%" stop-color="#ff0000"/>
<stop offset="30%" stop-color="#ffff00"/>
<stop offset="50%" stop-color="#00ff00"/>
<stop offset="70%" stop-color="#0000ff"/>
<stop offset="100%" stop-color="#ff0066"/>
</linearGradient>
</defs>
<rect x="0" y="0" width="100%" height="100%" fill="url(#back)"/>

</svg>
<div class="codehold">
<div class="code">
<p><strong>4.</strong> To save your artwork, copy the code below into a text editor, save the file with your chosen name and ".svg" as the extension, e.g. "picture.svg" - open it in a supporting web browser.</p>
<textarea rows="10" readonly="readonly" onclick="this.focus();this.select()">

</textarea>
<p><strong>5.</strong> Reuse and remix the code on this page via <a href="https://github.com/hackaye/hackaye.github.io/blob/master/meme-art-maker.html" target="_blank">GitHub</a>!</p>
</div></div>
<script type="text/javascript">
updateCode();
</script>

</body>
</html>