var Sketchpad = require('responsive-sketchpad');
// Initialize Sketchpad
var el = document.getElementById('sketchpad');
var pad = new Sketchpad(el, {
line: {
color: '#f44335',
size: 5
}
});
// Set line color
pad.setLineColor('#f44336');
// Set line size
pad.setLineSize(10);
// Undo
pad.undo();
// Redo
pad.redo();
// Clear canvas
pad.clear();
// Resize canvas
pad.resize(100);
// Make read only
pad.setReadOnly(true);