69 lines
2.2 KiB
JavaScript
69 lines
2.2 KiB
JavaScript
import { Meteor } from 'meteor/meteor';
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import { $ } from 'meteor/jquery';
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import { setInstanceClassDefaultViewportFunction } from './instanceClassSpecificViewport';
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import { addSpecificMetadata } from './metaDataProvider';
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const setMammogramViewportAlignment = (series, enabledElement, imageId) => {
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// Don't apply the MG viewport alignment to other series types
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let viewTypes = ['MLO', 'CC', 'LM', 'ML', 'XCCL'];
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let requiresInversion = ['LM']; // Tomo series are flipped
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let instance = cornerstoneTools.metaData.get('instance', imageId);
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if (!instance) {
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return;
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}
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let laterality = instance.laterality;
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let element = enabledElement.element;
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let position;
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let left = $(enabledElement.canvas).offset().left;
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let right = left + enabledElement.canvas.width;
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if (viewTypes.indexOf(instance.viewPosition) < 0) {
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return;
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}
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// Check if we should flip the laterality
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if (requiresInversion.indexOf(instance.viewPosition) > -1) {
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if (laterality === "R") {
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laterality = "L";
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} else if (laterality === "L") {
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laterality = "R";
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}
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}
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if (laterality === "R") {
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// Set X translation to Canvas max in image pixels - image width
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// This places it on the right side of the screen
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position = cornerstone.pageToPixel(element, right, 0);
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if (position.x !== enabledElement.image.width) {
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enabledElement.viewport.translation.x += position.x - enabledElement.image.width;
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}
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addSpecificMetadata(imageId, 'tagDisplay', {
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side: 'L'
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});
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} else if (laterality === 'L') {
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// Use pageToPixel to and jQuery to find pixel coordinates of leftmost
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// side of the current canvas
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position = cornerstone.pageToPixel(element, left, 0);
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if (position.x !== 0) {
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enabledElement.viewport.translation.x += position.x;
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}
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addSpecificMetadata(imageId, 'tagDisplay', {
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side: 'R'
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});
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}
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return enabledElement.viewport;
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};
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Meteor.startup(function() {
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setInstanceClassDefaultViewportFunction("1.2.840.10008.5.1.4.1.1.1.2", setMammogramViewportAlignment);
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});
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export { setMammogramViewportAlignment };
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