312 lines
10 KiB
JavaScript
312 lines
10 KiB
JavaScript
function resizeViewports() {
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log.info("viewer resizeViewports");
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// Handle resizing of image viewer viewports
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// For some reason, this seems to need to be on
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// another delay, or the resizing won't work properly
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viewportResizeTimer = setTimeout(function() {
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var elements = $('.imageViewerViewport');
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elements.each(function(index) {
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var element = this;
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if (!element) {
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return;
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}
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cornerstone.resize(element, true);
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});
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}, 1);
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}
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Template.viewer.onCreated(function() {
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enableHotkeys();
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var self = this;
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var firstMeasurementsActivated = false;
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log.info("viewer onCreated");
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OHIF = OHIF || {
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viewer: {}
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};
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OHIF.viewer.loadIndicatorDelay = 3000;
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OHIF.viewer.defaultTool = 'wwwc';
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OHIF.viewer.refLinesEnabled = true;
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OHIF.viewer.isPlaying = {};
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OHIF.viewer.functionList = {
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invert: function(element) {
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var viewport = cornerstone.getViewport(element);
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viewport.invert = !viewport.invert;
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cornerstone.setViewport(element, viewport);
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},
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resetViewport: function(element) {
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cornerstone.reset(element);
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},
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playClip: function(element) {
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var viewportIndex = $('.imageViewerViewport').index(element);
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var isPlaying = OHIF.viewer.isPlaying[viewportIndex] || false;
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if (isPlaying === true) {
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cornerstoneTools.stopClip(element);
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} else {
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cornerstoneTools.playClip(element);
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}
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OHIF.viewer.isPlaying[viewportIndex] = !OHIF.viewer.isPlaying[viewportIndex];
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Session.set('UpdateCINE', Random.id());
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}
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};
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if (isTouchDevice()) {
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OHIF.viewer.tooltipConfig = {
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trigger: 'manual'
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};
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} else {
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OHIF.viewer.tooltipConfig = {
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trigger: 'hover'
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};
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}
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var contentId = this.data.contentId;
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if (ViewerData[contentId].loadedSeriesData) {
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log.info('Reloading previous loadedSeriesData');
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OHIF.viewer.loadedSeriesData = ViewerData[contentId].loadedSeriesData;
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} else {
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log.info('Setting default ViewerData');
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OHIF.viewer.loadedSeriesData = {};
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ViewerData[contentId].loadedSeriesData = OHIF.viewer.loadedSeriesData;
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// Update the viewer data object
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ViewerData[contentId].viewportColumns = 2;
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ViewerData[contentId].viewportRows = 1;
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ViewerData[contentId].activeViewport = 0;
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Session.set('ViewerData', ViewerData);
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}
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Session.set('activeViewport', ViewerData[contentId].activeViewport || 0);
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// Update the ViewerStudies collection with the loaded studies
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ViewerStudies = new Meteor.Collection(null);
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this.data.studies.forEach(function(study) {
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study.selected = true;
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ViewerStudies.insert(study);
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});
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var patientId = this.data.studies[0].patientId;
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Session.set('patientId', patientId);
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self.autorun(function() {
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var patientId = Session.get('patientId');
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self.subscribe('timepoints', patientId);
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self.subscribe('measurements', patientId);
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if (!self.subscriptionsReady()) {
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return;
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}
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ViewerStudies.find().observe({
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added: function(study) {
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var timepoint = Timepoints.findOne({timepointName: study.studyDate});
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if (timepoint) {
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log.warn("A timepoint with that study date already exists!");
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return;
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}
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var timepointID = uuid.v4();
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var testTimepoint = Timepoints.findOne({});
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if (testTimepoint && testTimepoint.patientId !== study.patientId) {
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log.warn("Timepoints collection related to the wrong subject");
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return;
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}
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log.info('Inserting a new timepoint');
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Timepoints.insert({
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patientId: study.patientId,
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timepointID: timepointID,
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timepointName: study.studyDate
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});
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}
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});
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// This is used to re-add tools from the database into the
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// Cornerstone ToolData structure
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Measurements.find().observe({
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added: function (data) {
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if (data.toolDataInsertedManually === true) {
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// Activate first measurements in image box as default if exists
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if (!firstMeasurementsActivated) {
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var templateData = {contentId: Session.get("activeContentId")};
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// Activate measurement
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activateLesion(data._id, templateData);
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firstMeasurementsActivated = true;
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}
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return;
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}
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log.info('Measurement added');
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addMeasurementAsToolData(data);
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updateRelatedElements(data.imageId);
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},
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changed: function(data) {
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log.info('Measurement changed');
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updateRelatedElements(data.imageId);
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},
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removed: function(data) {
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log.info('Measurement removed');
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updateRelatedElements(data.imageId);
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}
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});
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});
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OHIF.viewer.updateImageSynchronizer = new cornerstoneTools.Synchronizer("CornerstoneNewImage", cornerstoneTools.updateImageSynchronizer);
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});
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function updateRelatedElements(imageId) {
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// Get all on-screen elements with this imageId
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var enabledElements = cornerstone.getEnabledElementsByImageId(imageId);
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// TODO=Check original event to prevent duplicate updateImage calls
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// Loop through these elements
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enabledElements.forEach(function(enabledElement) {
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// Update the display so the tool is removed
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var element = enabledElement.element;
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cornerstone.updateImage(element)
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});
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}
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function addMeasurementAsToolData(data) {
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// Check what toolType we should be adding this to, based on the isTarget value
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// of the stored Measurement
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var toolType = data.isTarget ? 'lesion' : 'nonTarget';
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var toolState = cornerstoneTools.globalImageIdSpecificToolStateManager.toolState;
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// Loop through the timepoint data for this measurement
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Object.keys(data.timepoints).forEach(function(key) {
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var storedData = data.timepoints[key];
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var imageId = storedData.imageId;
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if (!toolState[imageId]) {
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toolState[imageId] = {};
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}
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// This is probably not the best approach to prevent duplicates
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if (toolState[imageId][toolType] && toolState[imageId][toolType].data) {
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var measurementHasNoIdYet = false;
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toolState[imageId][toolType].data.forEach(function(measurement) {
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if (measurement.id === 'notready') {
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measurementHasNoIdYet = true;
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return false;
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}
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});
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// Stop here if it appears that we are creating this measurement right now,
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// and would not like this function to add another copy of it to the toolData
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if (measurementHasNoIdYet === true) {
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return;
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}
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}
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if (!toolState[imageId][toolType]) {
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toolState[imageId][toolType] = {
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data: []
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};
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} else {
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var alreadyExists = false;
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if (toolState[imageId][toolType].data.length) {
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toolState[imageId][toolType].data.forEach(function(measurement) {
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if (measurement.id === data._id) {
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alreadyExists = true;
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return false;
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}
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});
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}
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if (alreadyExists === true) {
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return;
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}
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}
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// Create measurementData structure based on the lesion data at this timepoint
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// We will add this into the toolData for this imageId
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var measurementData = storedData;
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measurementData.isTarget = data.isTarget;
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measurementData.lesionNumber = data.lesionNumber;
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measurementData.measurementText = data.measurementText;
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measurementData.lesionName = data.lesionName;
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measurementData.isDeleted = data.isDeleted;
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measurementData.location = data.location;
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measurementData.locationUID = data.locationUID;
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measurementData.patientId = patientId;
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measurementData.visible = data.visible;
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measurementData.active = data.active;
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measurementData.uid = data.uid;
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measurementData.id = data._id;
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toolState[imageId][toolType].data.push(measurementData);
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});
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}
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Template.viewer.onDestroyed(function() {
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log.info("onDestroyed");
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OHIF.viewer.updateImageSynchronizer.destroy();
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});
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Template.viewer.events({
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'CornerstoneToolsMeasurementModified .imageViewerViewport': function(e, template, eventData) {
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handleMeasurementModified(e, eventData);
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},
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'CornerstoneToolsMeasurementRemoved .imageViewerViewport': function(e, template, eventData) {
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handleMeasurementRemoved(e, eventData);
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}
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});
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function handleMeasurementModified(e, eventData) {
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log.info('CornerstoneToolsMeasurementModified');
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var measurementData = eventData.measurementData;
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switch (eventData.toolType) {
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case 'nonTarget':
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case 'lesion':
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measurementManagerDAL.updateTimepointData(measurementData);
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break;
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}
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}
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function handleMeasurementRemoved(e, eventData) {
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log.info('CornerstoneToolsMeasurementRemoved');
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var measurementData = eventData.measurementData;
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var databaseEntry;
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switch (eventData.toolType) {
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case 'nonTarget':
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case 'lesion':
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databaseEntry = Measurements.findOne(measurementData.id, {reactive: false});
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if (!databaseEntry) {
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return;
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}
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// TODO= Fix this when we have Findings that relate to more than one viewport
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Measurements.remove(databaseEntry._id);
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break;
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}
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}
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// Avoid doing DOM manipulation during the resize handler
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// because it is fired very often.
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// Resizing is therefore performed 100 ms after the resize event stops.
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var resizeTimer;
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$(window).on('resize', function() {
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clearTimeout(resizeTimer);
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resizeTimer = setTimeout(function() {
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resizeViewports();
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}, 100);
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}); |