Modify Shape Color on Click

Instructions: Click on a shape to change its color

Konva Modify Shape Color on Clickview raw

<!DOCTYPE html>
<html>
  <head>
    <script src="https://unpkg.com/[email protected]/konva.min.js"></script>
    <meta charset="utf-8" />
    <title>Konva Modify Shape Color on Click Demo</title>
    <style>
      body {
        margin: 0;
        padding: 0;
        overflow: hidden;
        background-color: #f0f0f0;
      }
    </style>
  </head>
  <body>
    <div id="container"></div>
    <script>
      var width = window.innerWidth;
      var height = window.innerHeight;

      var stage = new Konva.Stage({
        container: 'container',
        width: width,
        height: height,
      });

      var layer = new Konva.Layer();

      var triangle = new Konva.RegularPolygon({
        x: 80,
        y: 120,
        sides: 3,
        radius: 50,
        fill: '#00D2FF',
        stroke: 'black',
        strokeWidth: 4,
      });

      triangle.on('click', function () {
        var fill = this.fill() == 'yellow' ? '#00D2FF' : 'yellow';
        this.fill(fill);
      });

      layer.add(triangle);

      var circle = new Konva.Circle({
        x: 180,
        y: 120,
        radius: 50,
        fill: 'red',
        stroke: 'black',
        strokeWidth: 4,
      });

      circle.on('click', function () {
        var fill = this.fill() == 'red' ? '#00d00f' : 'red';
        this.fill(fill);
      });

      layer.add(circle);
      stage.add(layer);
    </script>
  </body>
</html>

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