WIP reorganization

legacy/Packages/ohif-lesiontracker/client/compatibility/bidirectionalTool/addNewMeasurementTouch.js

@@ -0,0 +1,59 @@
+import { cornerstone, cornerstoneTools } from 'meteor/ohif:cornerstone';
+import { toolType } from './definitions';
+import createNewMeasurement from './createNewMeasurement';
+import updatePerpendicularLineHandles from './updatePerpendicularLineHandles';
+
+export default function(touchEventData) {
+    const element = { touchEventData };
+
+    // LT-29 Disable Target Measurements when pixel spacing is not available
+    if (!touchEventData.image.rowPixelSpacing || !touchEventData.image.columnPixelSpacing) return;
+
+    const doneCallback = () => {
+        measurementData.active = false;
+        cornerstone.updateImage(element);
+    };
+
+    const measurementData = createNewMeasurement(touchEventData);
+    const { cancelled, handles } = measurementData;
+    const config = cornerstoneTools[toolType].getConfiguration();
+
+    // associate this data with this imageId so we can render it and manipulate it
+    cornerstoneTools.addToolState(element, toolType, measurementData);
+
+    // since we are dragging to another place to drop the end point, we can just activate
+    // the end point and let the moveHandle move it for us.
+    const { touchMoveHandle, tapCallback, touchDownActivateCallback } = cornerstoneTools[toolType];
+    element.removeEventListener('cornerstonetoolstouchdrag', touchMoveHandle);
+    element.removeEventListener('cornerstonetoolstap', tapCallback);
+    element.removeEventListener('cornerstonetoolsdragstartactive', touchDownActivateCallback);
+
+    // Update the perpendicular line handles position
+    const updateHandler = event => updatePerpendicularLineHandles(event.detail, measurementData);
+    element.addEventListener('cornerstonetoolstouchdrag', updateHandler);
+    element.addEventListener('cornerstonetoolstouchend', updateHandler);
+
+    cornerstone.updateImage(element);
+    const { end, perpendicularStart } = handles;
+    cornerstoneTools.moveNewHandleTouch(touchEventData, toolType, measurementData, end, () => {
+        if (cancelled || cornerstoneTools.anyHandlesOutsideImage(touchEventData, handles)) {
+            // delete the measurement
+            cornerstoneTools.removeToolState(element, toolType, measurementData);
+        } else {
+            // Set lesionMeasurementData Session
+            config.getMeasurementLocationCallback(measurementData, touchEventData, doneCallback);
+        }
+
+        // perpendicular line is not connected to long-line
+        perpendicularStart.locked = false;
+
+        // Unbind the handlers to update perpendicular line
+        element.removeEventListener('cornerstonetoolstouchdrag', updateHandler);
+        element.removeEventListener('cornerstonetoolstouchend', updateHandler);
+
+        element.addEventListener('cornerstonetoolstouchdrag', touchMoveHandle);
+        element.addEventListener('cornerstonetoolstap', tapCallback);
+        element.addEventListener('cornerstonetoolsdragstartactive', touchDownActivateCallback);
+        cornerstone.updateImage(element);
+    });
+}