53cd12a16a
* Add initial version of ViewportPlugin class * Move entrypoints from OHIFPlugin to OHIF.plugins * Add URL route to DICOMWeb server for Standalone Viewer
67 lines
2.4 KiB
JavaScript
67 lines
2.4 KiB
JavaScript
import { Session } from 'meteor/session';
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import { $ } from 'meteor/jquery';
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import { Random } from 'meteor/random';
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import { OHIF } from 'meteor/ohif:core';
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import { StudyPrefetcher } from './classes/StudyPrefetcher';
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import { displayReferenceLines } from './displayReferenceLines';
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const PLUGIN_CORNERSTONE = 'cornerstone';
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/**
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* Sets a viewport element active
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* @param {node} element DOM element to be activated or viewportIndex
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*/
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export function setActiveViewport(element) {
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const $viewports = $('.viewportContainer');
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const viewportIndex = $viewports.index(element);
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const $element = $viewports.eq(viewportIndex);
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if (!$element.length) {
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OHIF.log.info('setActiveViewport element does not exist');
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return;
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}
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OHIF.log.info(`setActiveViewport setting viewport index: ${viewportIndex}`);
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// If viewport is not active
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if (!$element.parents('.viewportContainer').hasClass('active')) {
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// Trigger an event for compatibility with other systems
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$element.trigger('OHIFBeforeActivateViewport');
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}
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// When an OHIFActivateViewport event is fired, update the Meteor Session
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// with the viewport index that it was fired from.
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Session.set('activeViewport', viewportIndex);
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// Finally, enable stack prefetching and hide the reference lines from
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// the newly activated viewport that has a canvas
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const { layoutManager } = OHIF.viewerbase;
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const viewportData = layoutManager.viewportData[viewportIndex];
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if (viewportData.plugin === PLUGIN_CORNERSTONE &&
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$element.find('canvas').length) {
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// Cornerstone Tools compare DOM elements (check getEnabledElement cornerstone function)
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// so we can't pass a jQuery object as an argument, otherwise it throws an excepetion
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const domElement = $element.find('.imageViewerViewport').get(0);
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displayReferenceLines(domElement);
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StudyPrefetcher.getInstance().prefetch();
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// @TODO Add this to OHIFAfterActivateViewport handler...
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const synchronizer = OHIF.viewer.stackImagePositionOffsetSynchronizer;
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if (!synchronizer) { return; }
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synchronizer.update();
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}
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// Set the div to focused, so keypress events are handled
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//$(element).focus();
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//.focus() event breaks in FF&IE
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$element.triggerHandler('focus');
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// Trigger OHIFAfterActivateViewport event on activated instance
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// for compatibility with other systems
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$element.trigger('OHIFAfterActivateViewport');
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}
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