WIP reorganization

legacy/Packages/ohif-lesiontracker/client/compatibility/deleteLesionKeyboardTool.js

@@ -0,0 +1,83 @@
+import { OHIF } from 'meteor/ohif:core';
+import { cornerstone, cornerstoneTools } from 'meteor/ohif:cornerstone';
+
+// Delete a lesion if Ctrl+D or DELETE is pressed while a lesion is selected
+const keys = {
+    D: 68,
+    DELETE: 46
+};
+
+// Defined the toolTypes for which the delete dialog will be displayed when the keys are pressed
+const toolTypes = [
+    'bidirectional',
+    'targetCR',
+    'targetUN',
+    'nonTarget',
+    'length',
+    'ellipticalRoi',
+    'rectangleRoi'
+];
+
+// Flag to prevent dialog from being displayed twice
+let locked = false;
+
+// Handler to unlock the keydown handling
+const unlock = () => {
+    locked = false;
+};
+
+function removeMeasurementTimepoint(data, index, toolType, element) {
+    let { imageId } = data;
+    if (!imageId) {
+        const enabledElement = cornerstone.getEnabledElement(element);
+        imageId = enabledElement.image.imageId;
+    }
+
+    cornerstoneTools.removeToolState(element, toolType, data);
+    cornerstone.updateImage(element);
+}
+
+function keyDownCallback(event) {
+    const eventData = event.detail;
+    const keyCode = eventData.which;
+
+    // Stop here if the locked flag is set to true
+    if (locked) return;
+
+    if (keyCode === keys.DELETE ||
+        (keyCode === keys.D && eventData.event.ctrlKey === true)) {
+
+        const nearbyToolData = OHIF.viewerbase.toolManager.getNearbyToolData(eventData.element, eventData.currentPoints.canvas, toolTypes);
+
+        if (!nearbyToolData || nearbyToolData.tool.isCreating) return;
+
+        const dialogSettings = {
+            class: 'themed',
+            title: 'Delete measurements',
+            message: 'Are you sure you want to delete this measurement?',
+            position: eventData.currentPoints.page
+        };
+
+        // Set the locked flag to true
+        locked = true;
+
+        // TODO= Refactor this so the confirmation dialog is an
+        // optional settable callback in the tool's configuration
+        OHIF.ui.showDialog('dialogConfirm', dialogSettings).then(() => {
+            unlock();
+            removeMeasurementTimepoint(nearbyToolData.tool,
+                nearbyToolData.index,
+                nearbyToolData.toolType,
+                eventData.element
+            );
+
+            // Notify that viewer suffered changes
+            OHIF.measurements.triggerTimepointUnsavedChanges('deleted');
+        }).catch(unlock);
+    }
+}
+
+// module/private exports
+const tool = cornerstoneTools.keyboardTool(keyDownCallback);
+tool.toolTypes = toolTypes;
+cornerstoneTools.deleteLesionKeyboardTool = tool;