Add Next/Previous Hanging Protcol stage buttons (only works with MG for now)

Packages/viewerbase/components/studyBrowser/thumbnailEntry/thumbnailEntry.js

@@ -186,6 +186,7 @@ function thumbnailDragEndHandler(e, target) {
 
     // Rerender the viewport using the drag and drop data
     rerenderViewportWithNewSeries(element, OHIF.viewer.dragAndDropData);
+    Session.get('UseHangingProtocol', false);
     return false;
 }
 

Packages/viewerbase/components/viewer/hangingProtocolButtons/hangingProtocolButtons.html

@@ -0,0 +1,20 @@
+<template name="hangingProtocolButtons">
+    <button id="previousPresentationGroup" type="button"
+            class="imageViewerCommand btn btn-sm btn-default"
+            data-container="body"
+            data-toggle="tooltip"
+            data-placement="bottom"
+            title="Previous presentation group"
+            disabled="{{ #unless isPreviousAvailable }} true {{ /unless }}">
+        <span class="fa fa-step-backward"></span>
+    </button>
+    <button id="nextPresentationGroup" type="button"
+            class="imageViewerCommand btn btn-sm btn-default"
+            data-container="body"
+            data-toggle="tooltip"
+            data-placement="bottom"
+            title="Next presentation group"
+            disabled="{{ #unless isNextAvailable }} true {{ /unless }}">
+        <span class="fa fa-step-forward"></span>
+    </button>
+</template>

Packages/viewerbase/components/viewer/hangingProtocolButtons/hangingProtocolButtons.js

@@ -0,0 +1,11 @@
+Template.hangingProtocolButtons.helpers({
+    'isNextAvailable': function() {
+        var presentationGroup = Session.get('WindowManagerPresentationGroup');
+        var numPresentationGroups = WindowManager.getNumPresentationGroups();
+        return presentationGroup < numPresentationGroups;
+    },
+    'isPreviousAvailable': function() {
+        var presentationGroup = Session.get('WindowManagerPresentationGroup');
+        return presentationGroup > 1;
+    }
+});

Packages/viewerbase/components/viewer/imageViewerViewports/imageViewerViewports.js

@@ -41,7 +41,11 @@ Template.imageViewerViewports.helpers({
             viewportRows: viewportRows
         };
 
+        inputData.DisplaySetPresentationGroup = Session.get('WindowManagerPresentationGroup');
         var hangingProtocolViewportData = WindowManager.getHangingProtocol(inputData);
+        if (Session.get('UseHangingProtocol')) {
+            viewportData = hangingProtocolViewportData;
+        }
 
         var numViewports = viewportRows * viewportColumns;
         for (var i=0; i < numViewports; ++i) {

Packages/viewerbase/components/viewer/toolbar/toolbar.html

@@ -12,6 +12,10 @@
             {{ #if includeLayoutButton }}
                 {{ >layoutButton }}
             {{ /if }}
+
+            {{ #if includeHangingProtocolButtons }}
+                {{ >hangingProtocolButtons }}
+            {{ /if }}
         </div>
     </div>
 </template>

Packages/viewerbase/components/viewer/toolbar/toolbar.js

@@ -152,5 +152,11 @@ Template.toolbar.helpers({
             return this.toolbarOptions.includeLayoutButton;
         }
         return true;
+    },
+    'includeHangingProtocolButtons': function() {
+        if (this.toolbarOptions && this.toolbarOptions.includeHangingProtocolButtons !== undefined) {
+            return this.toolbarOptions.includeHangingProtocolButtons;
+        }
+        return true;
     }
 });

Packages/viewerbase/lib/metaDataProvider.js

@@ -44,6 +44,8 @@ addMetaData = function(imageId, data) {
         sopInstanceUid: instanceMetaData.sopInstanceUid,
         sopClassUid: instanceMetaData.sopClassUid,
         instanceNumber: instanceMetaData.instanceNumber,
+        laterality: instanceMetaData.laterality,
+        viewPosition: instanceMetaData.viewPosition,
         index: imageIndex
     };
 

Packages/viewerbase/lib/windowManager.js

@@ -69,7 +69,8 @@ function getMammoHangingProtocol() {
         // Skip Nominal Screen Definition Sequence for now,
 
         // http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.23.3.html
-        DisplaySetsSequence: [{
+        DisplaySetsSequence: [
+        {
             // Left side image (R MLO Current)
             ImageSetNumber: 1,
             DisplaySetNumber: 1,
@@ -80,6 +81,38 @@ function getMammoHangingProtocol() {
                 ImageBoxNumber: 1,
                 ImageBoxLayoutType: 'STACK'
             }],
+            FilterOperationsSequence: [{
+                SelectorAttributeVR: 'CS',
+                SelectorCSValue: 'R CC',
+                FilterByCategory: 'SERIES_DESCRIPTION',
+                FilterByOperator: 'MEMBER_OF'
+            }],
+        }, {
+            // Right side image (L MLO Current)
+            ImageSetNumber: 1,
+            DisplaySetNumber: 1,
+            DisplaySetPresentationGroup: 1,
+            ImageBoxesSequence: [{
+                ImageBoxNumber: 1,
+                ImageBoxLayoutType: 'STACK'
+            }],
+            FilterOperationsSequence: [{
+                SelectorAttributeVR: 'CS',
+                SelectorCSValue: 'L CC',
+                FilterByCategory: 'SERIES_DESCRIPTION',
+                FilterByOperator: 'MEMBER_OF'
+            }]
+        }, {
+            // Left side image (R MLO Current)
+            ImageSetNumber: 1,
+            DisplaySetNumber: 1,
+            DisplaySetPresentationGroup: 2,
+            DisplaySetPresentationGroupDescription: 'Current Mediolateral only',
+            ImageBoxesSequence: [{
+                DisplayEnvironmentSpatialPosition: '0\0.2\0.16667\0',
+                ImageBoxNumber: 1,
+                ImageBoxLayoutType: 'STACK'
+            }],
             FilterOperationsSequence: [{
                 SelectorAttributeVR: 'CS',
                 SelectorCSValue: 'R MLO',
@@ -97,7 +130,7 @@ function getMammoHangingProtocol() {
             // Right side image (L MLO Current)
             ImageSetNumber: 1,
             DisplaySetNumber: 1,
-            DisplaySetPresentationGroup: 1,
+            DisplaySetPresentationGroup: 2,
             ImageBoxesSequence: [{
                 ImageBoxNumber: 1,
                 ImageBoxLayoutType: 'STACK'
@@ -254,8 +287,8 @@ function defaultHangingProtocol(inputData) {
     return viewportData;
 }
 
-var currentStage = 0;
 var hangingProtocol;
+var presentationGroup = 1;
 
 function getHangingProtocol(inputData) {
     // TODO = Update this to use Collection logic
@@ -278,9 +311,11 @@ function getHangingProtocol(inputData) {
 
     if (modalities.indexOf('MG') > -1) {
         var hangingProtocol = getMammoHangingProtocol();
+        Session.set('WindowManagerPresentationGroup', presentationGroup);
         return applyDICOMHangingProtocol(hangingProtocol, inputData);
     }
 
+    Session.set('WindowManagerPresentationGroup', undefined);
     return defaultHangingProtocol(inputData);
 }
 
@@ -288,9 +323,50 @@ function setHangingProtocol(protocol) {
     hangingProtocol = protocol;
 }
 
+function previousPresentationGroup() {
+    presentationGroup--;
+    presentationGroup = Math.max(1, presentationGroup);
+
+    log.info('previousPresentationGroup: ' + presentationGroup);
+    Session.set('WindowManagerPresentationGroup', presentationGroup);
+    Session.set('UseHangingProtocol', Random.id());
+}
+
+function nextPresentationGroup() {
+    var numPresentationGroups = getNumPresentationGroups();
+
+    presentationGroup++;
+    presentationGroup = Math.min(numPresentationGroups, presentationGroup);
+
+    log.info('nextPresentationGroup: ' + presentationGroup);
+    Session.set('WindowManagerPresentationGroup', presentationGroup);
+    Session.set('UseHangingProtocol', Random.id());
+}
+
+function getNumPresentationGroups() {
+    // TODO=Pull this information from the largest
+    // value of DisplaySetPresentationGroup in the DisplaySetsSequence
+    // after the DICOM-HP is parsed
+    return 2;
+}
+
+function getCurrentPresentationGroup() {
+    return presentationGroup;
+}
+
+function setCurrentPresentationGroup(groupNumber) {
+    // Unused for now
+    presentationGroup = groupNumber;
+}
+
 WindowManager = {
     setHangingProtocol: setHangingProtocol,
-    getHangingProtocol: getHangingProtocol
+    getHangingProtocol: getHangingProtocol,
+    getNumPresentationGroups: getNumPresentationGroups,
+    setCurrentPresentationGroup: setCurrentPresentationGroup,
+    getCurrentPresentationGroup: getCurrentPresentationGroup,
+    nextPresentationGroup: nextPresentationGroup,
+    previousPresentationGroup: previousPresentationGroup
 };
 
 WindowManager.setHangingProtocol(defaultHangingProtocol);

Packages/viewerbase/log.js

@@ -1,3 +1,3 @@
 // Create package logger using loglevel
 // https://atmospherejs.com/spacejamio/loglevel
-log = loglevel.createPackageLogger('viewerbase', defaultLevel = 'warn');
+log = loglevel.createPackageLogger('viewerbase', defaultLevel = 'info');

Packages/viewerbase/package.js

@@ -86,6 +86,9 @@ Package.onUse(function (api) {
     api.addFiles('components/viewer/playClipButton/playClipButton.html', 'client');
     api.addFiles('components/viewer/playClipButton/playClipButton.js', 'client');
 
+    api.addFiles('components/viewer/hangingProtocolButtons/hangingProtocolButtons.html', 'client');
+    api.addFiles('components/viewer/hangingProtocolButtons/hangingProtocolButtons.js', 'client');
+
     api.addFiles('components/viewer/layoutButton/layoutButton.html', 'client');
 
     api.addFiles('components/viewer/toolbar/toolbar.html', 'client');

Packages/viewerbase/server/services/wado/retrieveMetadata.js

@@ -101,7 +101,9 @@ function resultDataToStudyMetadata(server, studyInstanceUid, resultData) {
             windowWidth: DICOMWeb.getString(instance['00281051']),
             rescaleIntercept: DICOMWeb.getNumber(instance['00281052']),
             rescaleSlope: DICOMWeb.getNumber(instance['00281053']),
-            sourceImageInstanceUid: getSourceImageInstanceUid(instance)
+            sourceImageInstanceUid: getSourceImageInstanceUid(instance),
+            laterality: DICOMWeb.getString(instance['00200062']),
+            viewPosition: DICOMWeb.getString(instance['00185101']),
         };
 
         if (server.imageRendering === 'wadouri') {