Morph Machine

index.html

<header>
  <h1>
    <span>Drag and Drop</span>
    Shape Morpher
  </h1>
  <p>Works best with <code>viewBox="0 0 100 100"</code> SVGs with just one <code>&lt;path></code>. <a href="https://d.pr/f/C2BD/3qSgrJaN" target="_blank">Need some to play with</a>? Uses <a href="https://greensock.com/morphSVG" target="_blank">MorphSVG</a>.</p>
</header>

<div class="grid">
  <div>Morph this shape</div>
  <div>into</div>
  <div>this shape.</div>
</div>

<div class="grid">
  <div class="dropzone" id="dropzone-1">
    <svg id="shape-1" viewBox="0 0 100 100">
      <path id="shape-1-path" d="M99.36,40.93,87,31.53A15,15,0,0,0,85.26,27a23.47,23.47,0,0,0-41,0l-2,3.61A22,22,0,0,1,22.74,42,22,22,0,0,1,3.19,30.61a1.75,1.75,0,0,0-1.93-.84A1.62,1.62,0,0,0,0,31.36,43.94,43.94,0,0,0,13.18,62.75,44.59,44.59,0,0,0,42.72,75.67l4.53,11.58a1.72,1.72,0,0,0,1.59,1.09,1.43,1.43,0,0,0,.59-.08,1.7,1.7,0,0,0,.92-2.18l-4-10.32a40.08,40.08,0,0,0,6.38-.67l4.78,12.17a1.72,1.72,0,0,0,1.59,1.09,1.43,1.43,0,0,0,.59-.08,1.7,1.7,0,0,0,.92-2.18L56.06,74.5a39.83,39.83,0,0,0,5.37-1.68A46.73,46.73,0,0,0,75.7,64.18a35,35,0,0,0,8.64-11.75,23,23,0,0,0,1.26-3.36L98.86,44a1.77,1.77,0,0,0,1.09-1.34A1.6,1.6,0,0,0,99.36,40.93ZM17.46,55.87a1.66,1.66,0,1,1,2.35-2.35,28.46,28.46,0,0,0,20.06,8.22,29.33,29.33,0,0,0,10.41-1.93,28,28,0,0,0,9-5.45,1.7,1.7,0,0,1,2.35.08,1.63,1.63,0,0,1-.17,2.35A32.25,32.25,0,0,1,39.78,65,31.64,31.64,0,0,1,17.46,55.87Zm52-18a3.69,3.69,0,1,1,0-7.38,3.69,3.69,0,1,1,0,7.38Z"></path>
    </svg>
  </div>

  <div class="morph-area">
    <svg viewBox="0 0 100 100">
      <path id="morph-path" d="M99.36,40.93,87,31.53A15,15,0,0,0,85.26,27a23.47,23.47,0,0,0-41,0l-2,3.61A22,22,0,0,1,22.74,42,22,22,0,0,1,3.19,30.61a1.75,1.75,0,0,0-1.93-.84A1.62,1.62,0,0,0,0,31.36,43.94,43.94,0,0,0,13.18,62.75,44.59,44.59,0,0,0,42.72,75.67l4.53,11.58a1.72,1.72,0,0,0,1.59,1.09,1.43,1.43,0,0,0,.59-.08,1.7,1.7,0,0,0,.92-2.18l-4-10.32a40.08,40.08,0,0,0,6.38-.67l4.78,12.17a1.72,1.72,0,0,0,1.59,1.09,1.43,1.43,0,0,0,.59-.08,1.7,1.7,0,0,0,.92-2.18L56.06,74.5a39.83,39.83,0,0,0,5.37-1.68A46.73,46.73,0,0,0,75.7,64.18a35,35,0,0,0,8.64-11.75,23,23,0,0,0,1.26-3.36L98.86,44a1.77,1.77,0,0,0,1.09-1.34A1.6,1.6,0,0,0,99.36,40.93ZM17.46,55.87a1.66,1.66,0,1,1,2.35-2.35,28.46,28.46,0,0,0,20.06,8.22,29.33,29.33,0,0,0,10.41-1.93,28,28,0,0,0,9-5.45,1.7,1.7,0,0,1,2.35.08,1.63,1.63,0,0,1-.17,2.35A32.25,32.25,0,0,1,39.78,65,31.64,31.64,0,0,1,17.46,55.87Zm52-18a3.69,3.69,0,1,1,0-7.38,3.69,3.69,0,1,1,0,7.38Z"></path>
    </svg>
  </div>

  <div class="dropzone" id="dropzone-2">
    <svg id="shape-2" viewBox="0 0 100 100">
      <path id="shape-2-path" d="M76,73.55C93.14,56.41,97.16,0,97.16,0S85.51,6.07,66.91,7.67c-17.54,1.51-33.79,4-43.31,13.5-14.69,14.7-18.37,35.61-10,50.39C22.8,57.12,60.65,36.51,60.65,36.51,33.48,55.94,19.64,71,1,97.55L10.14,100s6.8-12.29,12.72-18.22C37.7,92.31,60.35,89.19,76,73.55Z"></path>
    </svg>
  </div>
</div>

<div class="center">
  <button id="run-again">Run Again</button>
</div>

<div class="elapsed-grid">
<!--  div*10>svg[viewBox="0 0 100 100"]>path[d=""]  -->
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
  <div>
    <svg viewBox="0 0 100 100">
      <path d=""></path>
    </svg>
  </div>
</div>

morph-machine.markdown

Morph Machine

A Pen by phon xay on CodePen.

License.

script.js

/* events fired on the drop targets */
document.addEventListener("dragover", function(event) {
  // prevent default to allow drop
  event.preventDefault();
}, false);

document.addEventListener("dragenter", function(event) {
  // highlight potential drop target when the draggable element enters it
  if (event.target.className == "dropzone") {
    event.target.style.background = "purple";
  }
}, false);

document.addEventListener("dragleave", function(event) {
  // reset background of potential drop target when the draggable element leaves it
  if (event.target.className == "dropzone") {
    event.target.style.background = "";
  }
}, false);

document.addEventListener("drop", function(event) {

  event.preventDefault();
  
  event.target.style.background = "";
  
  var files = event.target.files || event.dataTransfer.files;
  
	if (files) {
        
    if (files[0].type === "image/svg+xml") {
      var reader = new FileReader();
      reader.onload = function(e) {
      
        var doc = new DOMParser().parseFromString(e.target.result, "text/html");
        var svg = doc.body.firstChild;
        var path = svg.querySelector("path");
        var pathData = path.getAttribute("d");
        var allElapsedPaths = document.querySelectorAll(".elapsed-grid path");
        var shape;
        if (event.target.id == "dropzone-1") {
          shape = document.getElementById("shape-1-path");
          var morphPath = document.getElementById("morph-path");
          morphPath.setAttribute("d", pathData);
          [].forEach.call(allElapsedPaths, function(path) {
            path.setAttribute("d", pathData);
          });
        } else {
          shape = document.getElementById("shape-2-path");
        }
        shape.setAttribute("d", pathData);
        
        playMorph();
        
      }
      reader.readAsText(files[0]);
    }
  }
  
}, false);

function playMorph() {
  var morph = new TimelineMax({ paused: true });
  morph
    .to('#morph-path', 0, {
      morphSVG: { shape: '#shape-1-path' }
    })
    .to('#morph-path', 1, {
      morphSVG: { shape: '#shape-2-path' },
      ease: Elastic.easeInOut
    });
  morph.play(0);
  
  var allElapsedPaths = document.querySelectorAll(".elapsed-grid path");
  var i = 1;
  [].forEach.call(allElapsedPaths, function(path) {
    var pathFreeze = new TimelineMax({ paused: true });
    var delay = i / 25;
    console.log(delay);
    pathFreeze
      .to(path, 0, {
        morphSVG: { shape: '#shape-1-path' }
      })
      .to(path, 1, {
        morphSVG: { shape: '#shape-2-path' },
        ease: Linear.easeNone
      })
      .seek(delay);
    i++;
  });
}

var runAgainButton = document.querySelector("#run-again");
runAgainButton.addEventListener("click", function() {
  playMorph();
});

scripts

<script src="https://cdnjs.cloudflare.com/ajax/libs/gsap/1.19.1/TweenMax.min.js"></script>
<script src="https://s3-us-west-2.amazonaws.com/s.cdpn.io/16327/MorphSVGPlugin.min.js"></script>

style.scss

* {
  box-sizing: border-box;
}
html {
  font-family: 'Nunito', sans-serif;
}
body {
  margin: 0;
}
header {
  text-align: center;
  background: yellow;
  padding: 2rem;
  margin: 0 0 2rem 0;
}
h1 {
  font-family: 'Rubik Mono One', sans-serif;
  font-size: 3rem;
  margin: 0;
  span {
    display: block;
    color: coral;
    font-size: 50%;
  }
}
.grid {
  width: 640px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  text-align: center;
  > * {
    width: 200px;
  }
}
p {
  margin: 0;
}

.dropzone {
  height: 200px;
  border: 2px black dashed;
  padding: 10px;
  background: lightblue;
}
.dropzone > svg {
  width: 180px;
  height: 180px;
  pointer-events: none;
}
.morph-area {
  height: 200px;
  padding: 10px;
}
.morph-area > svg {
  width: 180px;
  height: 180px;
}

.center {
  flex-basis: 100%;
  text-align: center;
}

.elapsed-grid {
  width: 640px;
  margin: 50px auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  > * {
    flex: 0 0 120px;
    height: 120px;
    margin-bottom: 2%; 
    background: white;
    padding: 10px;
  }
  svg {
    width: 100px;
    height: 100px;
  }
}