component2canvas

guide

• add your index html portal element

<div id='crop-portal'></div>

• use as below

const ComponentToBeCrop = () => (
  <div
    style={{
      width: 250,
      height: 250,
      backgroundColor: '#ff44d9',
      color: '#fff',
      display: 'flex',
      justifyContent: 'center',
      alignItems: 'center',
    }}
  >
    Crop me if you can
  </div>
)

<div>
  <ComponentToBeCrop />
  <CropComponent
    portalId='crop-portal'
    canvasConfigs={{
      width: 250,
      height: 250,
      innerWidth: 250,
      innerHeight: 250,
    }}
    Component={ComponentToBeCrop}
  />
</div>

prop type defaultValue

buttonGroupStyle object

{
 display: 'flex',
 alignItems: 'center',
 justifyContent: 'space-between',
}

modalStyle object

{
  position: 'fixed',
  left: 0,
  top: 0,
  display: 'flex',
  justifyContent: 'center',
  alignItems: 'center',
  flexDirection: 'column',
  bottom: 0,
  right: 0,
  background: 'rgba(49, 73, 177, 0.5)',
  zIndex: 9999,
}

portalId string canvas-portal

Component ReactElement null

canvasConfigs object null

imgStyle object null

buttonStyle object

{
  padding: 8,
  margin: 8,
  background: '#273CAF',
  color: '#fff',
  border: 'none',
  outline: 'none',
}

filename string 'download.png'

downloadStyle object

{
   padding: 8,
  margin: 8,
  background: '#36C2CE',
  color: '#fff',
}

DownloadButton function

({ canvasElement, #### onClick }) => (
  <a
    onClick={onClick}
    href={canvasElement && canvasElement.toDataURL()}
    download={filename}
    style={downloadStyle}
  >
    DOWNLOAD
  </a>
)

CancelButton function

;({ onClick }) => (
  <button style={buttonStyle} onClick={onClick}>
    CANCEL
  </button>
)

CropButton function

;({ onClick }) => (
  <button style={buttonStyle} onClick={onClick}>
    Crop Component
  </button>
)

DEMO

Dependency html2canvas

This project was bootstrapped with Create React App.

Available Scripts

In the project directory, you can run:

npm start

development env

npm run build

production script

npm run npmbuild

creates node_module output file