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[terra-signature] Example update (#4071)
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50 changes: 50 additions & 0 deletions
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packages/terra-core-docs/src/terra-dev-site/doc/signature/example/ImageSignature.jsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| import React from 'react'; | ||
| import classNames from 'classnames/bind'; | ||
| import Signature from 'terra-signature'; | ||
| import PropTypes from 'prop-types'; | ||
| import styles from './SignatureExample.module.scss'; | ||
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| const cx = classNames.bind(styles); | ||
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| const propTypes = { onClearSignature: PropTypes.func }; | ||
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| const ImageSignature = (props) => { | ||
| const handleFileSelect = () => { | ||
| const canvas = document.getElementById('upload'); | ||
| if (canvas) { | ||
| const ctx = canvas.getContext('2d'); | ||
| ctx.clearRect(0, 0, 1000, 100); | ||
| const imgFile = document.getElementById('file-select').files[0]; | ||
| const img = new Image(); | ||
| img.onload = () => { | ||
| ctx.drawImage(img, 10, 0, 200, canvas.offsetHeight); | ||
| }; | ||
| img.src = URL.createObjectURL(imgFile); | ||
| } | ||
| }; | ||
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| const handleClear = () => { | ||
| const canvas = document.getElementById('upload'); | ||
| if (canvas) { | ||
| const ctx = canvas.getContext('2d'); | ||
| ctx.clearRect(0, 0, 1000, 100); | ||
| document.getElementById('file-select').value = ''; | ||
| props.onClearSignature(); | ||
| } | ||
| }; | ||
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| return ( | ||
| <div> | ||
| <div className={cx('signature-wrapper')}> | ||
| <Signature id="upload" /> | ||
| </div> | ||
| <br /> | ||
| <button type="button" onClick={handleClear}>Clear</button> | ||
| <input className={cx('input-image')} id="file-select" type="file" accept="image/*" onChange={handleFileSelect} /> | ||
| </div> | ||
| ); | ||
| }; | ||
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| ImageSignature.propTypes = propTypes; | ||
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| export default ImageSignature; |
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60 changes: 60 additions & 0 deletions
60
packages/terra-core-docs/src/terra-dev-site/doc/signature/example/TextSignature.jsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,60 @@ | ||
| import React from 'react'; | ||
| import classNames from 'classnames/bind'; | ||
| import Signature from 'terra-signature'; | ||
| import PropTypes from 'prop-types'; | ||
| import styles from './SignatureExample.module.scss'; | ||
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| const cx = classNames.bind(styles); | ||
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| const propTypes = { onClearSignature: PropTypes.func, onAddSignature: PropTypes.func }; | ||
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| const TextSignature = (props) => { | ||
| const [showTextArea, setshowTextArea] = React.useState(true); | ||
| const textArea = React.useRef(); | ||
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| const handleClear = () => { | ||
| if (showTextArea) { | ||
| if (textArea && textArea.current) textArea.current.value = null; | ||
| return; | ||
| } | ||
| const canvas = document.getElementById('text'); | ||
| const ctx = canvas?.getContext('2d'); | ||
| if (ctx) { | ||
| ctx.font = '30px Arial'; | ||
| ctx.clearRect(0, 0, 1000, 100); | ||
| } | ||
| if (textArea && textArea.current) textArea.current.value = null; | ||
| setshowTextArea(true); | ||
| props.onClearSignature(); | ||
| }; | ||
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| const handleAdd = () => { | ||
| if (textArea && textArea.current.value) { | ||
| const canvas = document.getElementById('text'); | ||
| const ctx = canvas?.getContext('2d'); | ||
| if (ctx && canvas) { | ||
| ctx.font = '30px Arial'; | ||
| ctx.fillText(textArea.current.value, 100, 50); | ||
| canvas.setAttribute('aria-label', textArea.current.value); | ||
| setshowTextArea(false); | ||
| props.onAddSignature(true); | ||
| } | ||
| } | ||
| }; | ||
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| return ( | ||
| <div> | ||
| <div className={cx('signature-wrapper')}> | ||
| {(showTextArea) ? <textarea aria-label="Enter Name" ref={(node) => { textArea.current = node; }} className={cx('text-area-style')} /> : null} | ||
| <Signature id="text" /> | ||
| </div> | ||
| <br /> | ||
| <div className={cx('clear-button')}> | ||
| <button type="button" onClick={handleClear}>Clear</button> | ||
| <button className={cx('add-button')} type="button" onClick={handleAdd}>Add</button> | ||
| </div> | ||
| </div> | ||
| ); | ||
| }; | ||
| TextSignature.propTypes = propTypes; | ||
| export default TextSignature; |