ohif-viewer/extensions/dicom-html/src/OHIFDicomHtmlViewport.js

85 lines
1.8 KiB
JavaScript

import React, { Component } from 'react';
import PropTypes from 'prop-types';
import DicomHtmlViewport from './DicomHtmlViewport';
class OHIFDicomHtmlViewport extends Component {
static propTypes = {
studies: PropTypes.object,
displaySet: PropTypes.object,
viewportIndex: PropTypes.number
};
state = {
byteArray: null,
error: null
};
componentDidMount() {
const { displaySet } = this.props.viewportData;
const {
studyInstanceUid,
seriesInstanceUid,
sopInstanceUid,
wadoRoot,
wadoUri,
authorizationHeaders
} = displaySet;
this.retrieveDicomData(
studyInstanceUid,
seriesInstanceUid,
sopInstanceUid,
wadoRoot,
wadoUri,
authorizationHeaders
).then(
byteArray => {
this.setState({
byteArray
});
},
error => {
this.setState({
error
});
throw new Error(error);
}
);
}
retrieveDicomData(
studyInstanceUid,
seriesInstanceUid,
sopInstanceUid,
wadoRoot,
wadoUri,
authorizationHeaders
) {
// TODO: Passing in a lot of data we aren't using
// TODO: Authorization header depends on the server. If we ever have multiple servers
// we will need to figure out how / when to pass this information in.
return fetch(wadoUri, {
headers: authorizationHeaders
})
.then(response => response.arrayBuffer())
.then(arraybuffer => {
return new Uint8Array(arraybuffer);
});
}
render() {
return (
<>
{this.state.byteArray && (
<DicomHtmlViewport byteArray={this.state.byteArray} />
)}
{this.state.error && <h2>{JSON.stringify(this.state.error)}</h2>}
</>
);
}
}
export default OHIFDicomHtmlViewport;