ohif-viewer/Packages/ohif-measurements/client/lib/exportPdf.js
2017-01-26 12:42:25 -02:00

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import { OHIF } from 'meteor/ohif:core';
import { MeasurementReport } from 'meteor/ohif:measurements/client/reports/measurement';
OHIF.measurements.exportPdf = (measurementApi, timepointApi) => {
const currentTimepoint = timepointApi.current();
const { timepointId } = currentTimepoint;
const study = ViewerStudies.findOne({
studyInstanceUid: currentTimepoint.studyInstanceUids[0]
});
const report = new MeasurementReport({
header: {
trial: 'RECIST 1.1',
patientName: formatPN(study.patientName),
mrn: study.patientId,
timepoint: timepointApi.name(currentTimepoint)
}
});
const $element = $('<div></div>').css({
height: 800,
left: 0,
position: 'fixed',
top: 0,
visibility: 'hidden',
width: 800,
'z-index': -1
});
const element = $element[0];
$element.appendTo(document.body);
cornerstone.enable(element, { renderer: 'webgl' });
const enabledElement = cornerstone.getEnabledElement(element);
enabledElement.toolStateManager = cornerstoneTools.newImageIdSpecificToolStateManager();
const targets = measurementApi.fetch('targets', { timepointId });
const nonTargets = measurementApi.fetch('nonTargets', { timepointId });
const measurements = targets.concat(nonTargets);
const iterator = measurements[Symbol.iterator]();
const printMeasurements = callback => {
const current = iterator.next();
if (current.done) {
callback();
return;
}
const measurement = current.value;
cornerstone.loadImage(measurement.imageId).then(image => {
cornerstone.displayImage(element, image);
cornerstoneTools.addToolState(element, measurement.toolType, measurement);
cornerstoneTools[measurement.toolType].enable(element);
let info = measurement.response;
if (!info) {
info = measurement.longestDiameter;
if (measurement.shortestDiameter) {
info += ` × ${measurement.shortestDiameter}`;
}
info += ' mm';
}
let type = measurementApi.toolsGroupsMap[measurement.toolType];
type = type === 'targets' ? 'Target' : 'Non-target';
report.printMeasurement({
type,
number: measurement.measurementNumber,
location: measurement.location || '',
info,
image: enabledElement.canvas.toDataURL()
});
cornerstoneTools.clearToolState(element, measurement.toolType);
printMeasurements(callback);
});
};
printMeasurements(() => {
$element.remove();
report.save('measurements.pdf');
});
};