870 lines
36 KiB
JavaScript
870 lines
36 KiB
JavaScript
var cornerstoneTools = (function($, cornerstone, cornerstoneMath, cornerstoneTools) {
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"use strict";
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if (cornerstoneTools === undefined) {
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cornerstoneTools = {};
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}
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var configuration = {
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setLesionNumberCallback: setLesionNumberCallback,
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getLesionLocationCallback: getLesionLocationCallback,
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changeLesionLocationCallback: changeLesionLocationCallback
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};
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// Set lesion number
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// Get Target lesions on image
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function setLesionNumberCallback(measurementData, eventData, doneCallback) {
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var lesionNumber = 1;
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doneCallback(lesionNumber);
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}
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// Define a callback to get your text annotation
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// This could be used, e.g. to open a modal
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function getLesionLocationCallback(measurementData, eventData, doneCallback) {
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//doneCallback(prompt('Enter your lesion location:'));
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}
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function changeLesionLocationCallback(measurementData, eventData, doneCallback) {
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//doneCallback(prompt('Change your lesion location:'));
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}
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var toolType = "biDirectional";
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///////// BEGIN ACTIVE TOOL ///////
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function addNewMeasurement(mouseEventData) {
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var element = mouseEventData.element;
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function doneCallback(lesionNumber) {
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measurementData.lesionName = "Bi-Directional " + lesionNumber;
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measurementData.lesionNumber = lesionNumber;
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measurementData.active = false;
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cornerstone.updateImage(element);
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}
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var measurementData = createNewMeasurement(mouseEventData);
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var eventData = {
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mouseButtonMask: mouseEventData.which
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};
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var config = cornerstoneTools.biDirectional.getConfiguration();
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// associate this data with this imageId so we can render it and manipulate it
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cornerstoneTools.addToolState(element, toolType, measurementData);
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// since we are dragging to another place to drop the end point, we can just activate
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// the end point and let the moveHandle move it for us.
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$(element).off('CornerstoneToolsMouseMove', mouseMoveCallback);
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$(element).off('CornerstoneToolsMouseDown', cornerstoneTools.biDirectional.mouseDownCallback);
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$(element).off('CornerstoneToolsMouseDownActivate', cornerstoneTools.biDirectional.mouseDownActivateCallback);
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// Set lesion number and lesion name
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if (measurementData.lesionNumber === undefined) {
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config.setLesionNumberCallback(measurementData, mouseEventData, doneCallback);
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}
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cornerstone.updateImage(element);
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cornerstoneTools.moveNewHandle(mouseEventData, toolType, measurementData, measurementData.handles.end, function() {
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if (cornerstoneTools.anyHandlesOutsideImage(mouseEventData, measurementData.handles)) {
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// delete the measurement
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cornerstoneTools.removeToolState(element, toolType, measurementData);
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}
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// perpendicular line is not connected to long-line
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measurementData.handles.perpendicularStart.locked = false;
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$(element).on('CornerstoneToolsMouseMove', eventData, mouseMoveCallback);
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$(element).on('CornerstoneToolsMouseDown', eventData, cornerstoneTools.biDirectional.mouseDownCallback);
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$(element).on('CornerstoneToolsMouseDownActivate', eventData, cornerstoneTools.biDirectional.mouseDownActivateCallback);
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cornerstone.updateImage(element);
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//updateLesionCollection(measurementData);
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});
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}
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function addNewMeasurementTouch(touchEventData) {
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var element = touchEventData.element;
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function doneCallback(lesionNumber) {
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measurementData.lesionName = "Bi-Directional " + lesionNumber;
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measurementData.lesionNumber = lesionNumber;
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measurementData.active = false;
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cornerstone.updateImage(element);
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}
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var measurementData = createNewMeasurement(touchEventData);
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// associate this data with this imageId so we can render it and manipulate it
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cornerstoneTools.addToolState(element, toolType, measurementData);
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// since we are dragging to another place to drop the end point, we can just activate
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// the end point and let the moveHandle move it for us.
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$(element).off('CornerstoneToolsTouchDrag', cornerstoneTools.biDirectional.touchMoveHandle);
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$(element).off('CornerstoneToolsTap', cornerstoneTools.biDirectional.tapCallback);
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$(element).off('CornerstoneToolsDragStartActive', cornerstoneTools.biDirectional.touchDownActivateCallback);
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cornerstone.updateImage(element);
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cornerstoneTools.moveNewHandleTouch(touchEventData, toolType, measurementData, measurementData.handles.end, function() {
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if (cornerstoneTools.anyHandlesOutsideImage(touchEventData, measurementData.handles)) {
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// delete the measurement
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cornerstoneTools.removeToolState(element, toolType, measurementData);
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} else {
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// Set lesionMeasurementData Session
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var config = cornerstoneTools.biDirectional.getConfiguration();
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//config.getLesionLocationCallback(measurementData, touchEventData, doneCallback);
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}
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// perpendicular line is not connected to long-line
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measurementData.handles.perpendicularStart.locked = false;
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$(element).on('CornerstoneToolsTouchDrag', cornerstoneTools.biDirectional.touchMoveHandle);
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$(element).on('CornerstoneToolsTap', cornerstoneTools.biDirectional.tapCallback);
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$(element).on('CornerstoneToolsDragStartActive', cornerstoneTools.biDirectional.touchDownActivateCallback);
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cornerstone.updateImage(element);
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});
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}
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function createNewMeasurement(mouseEventData) {
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var imageId = mouseEventData.image.imageId;
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// Get studyInstanceUid
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var study = cornerstoneTools.metaData.get('study', imageId);
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var studyInstanceUid = study.studyInstanceUid;
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var patientId = study.patientId;
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// Get seriesInstanceUid
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var series = cornerstoneTools.metaData.get('series', imageId);
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var seriesInstanceUid = series.seriesInstanceUid;
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// Create the measurement data for this tool with the end handle activated
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var measurementData = {
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visible: true,
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active: true,
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handles: {
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start: {
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x: mouseEventData.currentPoints.image.x,
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y: mouseEventData.currentPoints.image.y,
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highlight: true,
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active: false,
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index: 0
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},
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end: {
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x: mouseEventData.currentPoints.image.x,
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y: mouseEventData.currentPoints.image.y,
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highlight: true,
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active: true,
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index: 1
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},
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textBox: {
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x: mouseEventData.currentPoints.image.x - 70,
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y: mouseEventData.currentPoints.image.y - 100,
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pointNearHandle: pointNearTextBox,
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active: false,
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movesIndependently: true,
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drawnIndependently: true,
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allowedOutsideImage: true
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},
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perpendicularStart: {
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x: mouseEventData.currentPoints.image.x,
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y: mouseEventData.currentPoints.image.y,
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highlight: true,
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active: false,
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locked: true, // If perpendicular line is connected to long-line
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lineType: 'perpendicular',
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index: 2
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},
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perpendicularEnd: {
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x: mouseEventData.currentPoints.image.x,
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y: mouseEventData.currentPoints.image.y,
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highlight: true,
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active: false,
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lineType: 'perpendicular',
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index: 3
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}
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},
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imageId: imageId,
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seriesInstanceUid: seriesInstanceUid,
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studyInstanceUid: studyInstanceUid,
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patientId: patientId,
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measurementText: 0,
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perpendicularMeasurement: 0,
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lesionName: 'Bi-Directional',
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isDeleted: false,
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isTarget: true,
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uid: uuid.v4()
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};
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return measurementData;
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}
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///////// END ACTIVE TOOL ///////
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function pointNearTool(element, data, coords) {
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var lineSegment = {
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start: cornerstone.pixelToCanvas(element, data.handles.start),
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end: cornerstone.pixelToCanvas(element, data.handles.end)
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};
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var distanceToPoint = cornerstoneMath.lineSegment.distanceToPoint(lineSegment, coords);
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if (pointNearTextBox(element, data.handles.textBox, coords)) {
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return true;
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}
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if (pointNearPerpendicular(element, data.handles, coords)) {
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return true;
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}
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return (distanceToPoint < 25);
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}
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function pointNearTextBox(element, handle, coords) {
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if (!handle.boundingBox) {
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return;
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}
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return cornerstoneMath.point.insideRect(coords, handle.boundingBox);
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}
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function pointNearPerpendicular(element, handles, coords) {
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var lineSegment = {
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start: cornerstone.pixelToCanvas(element, handles.perpendicularStart),
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end: cornerstone.pixelToCanvas(element, handles.perpendicularEnd)
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};
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var distanceToPoint = cornerstoneMath.lineSegment.distanceToPoint(lineSegment, coords);
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return (distanceToPoint < 25);
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}
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// Move long-axis start point
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function perpendicularBothFixedLeft(eventData, data) {
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var intersection = getLineIntersection(data.handles.start, data.handles.end, data.handles.perpendicularStart, data.handles.perpendicularEnd);
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var distanceFromPerpendicularP1 = getDistance(data.handles.perpendicularStart, intersection);
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var distanceFromPerpendicularP2 = getDistance(data.handles.perpendicularEnd, intersection);
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var distanceToLineP2 = getDistance(data.handles.end, intersection);
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var newLineLength = getDistance(data.handles.end, eventData.currentPoints.image);
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if(newLineLength <= distanceToLineP2) {
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return false;
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}
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var dx = (data.handles.end.x - eventData.currentPoints.image.x) / newLineLength;
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var dy = (data.handles.end.y - eventData.currentPoints.image.y) / newLineLength;
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var k = distanceToLineP2 / newLineLength;
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var newIntersection = { x: data.handles.end.x + ((eventData.currentPoints.image.x - data.handles.end.x) * k), y: data.handles.end.y + ((eventData.currentPoints.image.y - data.handles.end.y) * k)};
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data.handles.perpendicularStart.x = newIntersection.x - distanceFromPerpendicularP1 * dy;
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data.handles.perpendicularStart.y = newIntersection.y + distanceFromPerpendicularP1 * dx;
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data.handles.perpendicularEnd.x = newIntersection.x + distanceFromPerpendicularP2 * dy;
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data.handles.perpendicularEnd.y = newIntersection.y - distanceFromPerpendicularP2 * dx;
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return true;
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}
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// Move long-axis end point
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function perpendicularBothFixedRight(eventData, data) {
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var intersection = getLineIntersection(data.handles.start, data.handles.end, data.handles.perpendicularStart, data.handles.perpendicularEnd);
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var distanceFromPerpendicularP1 = getDistance(data.handles.perpendicularStart, intersection);
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var distanceFromPerpendicularP2 = getDistance(data.handles.perpendicularEnd, intersection);
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var distanceToLineP2 = getDistance(data.handles.start, intersection);
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var newLineLength = getDistance(data.handles.start, eventData.currentPoints.image);
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if(newLineLength <= distanceToLineP2) {
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return false;
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}
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var dx = (data.handles.start.x - eventData.currentPoints.image.x) / newLineLength;
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var dy = (data.handles.start.y - eventData.currentPoints.image.y) / newLineLength;
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var k = distanceToLineP2 / newLineLength;
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var newIntersection = { x: data.handles.start.x + ((eventData.currentPoints.image.x - data.handles.start.x) * k), y: data.handles.start.y + ((eventData.currentPoints.image.y - data.handles.start.y) * k)};
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data.handles.perpendicularStart.x = newIntersection.x + distanceFromPerpendicularP1 * dy;
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data.handles.perpendicularStart.y = newIntersection.y - distanceFromPerpendicularP1 * dx;
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data.handles.perpendicularEnd.x = newIntersection.x - distanceFromPerpendicularP2 * dy;
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data.handles.perpendicularEnd.y = newIntersection.y + distanceFromPerpendicularP2 * dx;
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return true;
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}
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// Move perpendicular line start point
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function perpendicularLeftFixedPoint(eventData, data) {
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var fudgeFactor = 1;
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var fixedPoint = data.handles.perpendicularEnd;
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var movedPoint = eventData.currentPoints.image;
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var nearestFromFixed = getDistanceFromPointToLine(fixedPoint, data.handles.start, data.handles.end);
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var distanceFromFixed = nearestFromFixed.distance;
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var nearestFromMoved = getDistanceFromPointToLine(movedPoint, data.handles.start, data.handles.end);
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var distanceFromMoved = nearestFromMoved.distance;
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var distanceBetweenPoints = getDistance(fixedPoint, movedPoint);
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var total = distanceFromFixed + distanceFromMoved;
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if (distanceBetweenPoints <= distanceFromFixed) {
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return false;
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}
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var length = getDistance(data.handles.start, data.handles.end);
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var dx = (data.handles.start.x - data.handles.end.x) / length;
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var dy = (data.handles.start.y - data.handles.end.y) / length;
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var adjustedLineP1 = {x: data.handles.start.x - fudgeFactor * dx, y: data.handles.start.y - fudgeFactor * dy};
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var adjustedLineP2 = {x: data.handles.end.x + fudgeFactor * dx, y: data.handles.end.y + fudgeFactor * dy};
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data.handles.perpendicularStart.x = movedPoint.x;
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data.handles.perpendicularStart.y = movedPoint.y;
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data.handles.perpendicularEnd.x = movedPoint.x - total * dy;
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data.handles.perpendicularEnd.y = movedPoint.y + total * dx;
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var intersection = getLineIntersection(data.handles.start, data.handles.end, data.handles.perpendicularStart, data.handles.perpendicularEnd);
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if (!intersection.intersected) {
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if (getDistance(movedPoint, data.handles.start) > getDistance(movedPoint, data.handles.end) ) {
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data.handles.perpendicularStart.x = adjustedLineP2.x + distanceFromMoved * dy;
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data.handles.perpendicularStart.y = adjustedLineP2.y - distanceFromMoved * dx;
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data.handles.perpendicularEnd.x = data.handles.perpendicularStart.x - total * dy;
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data.handles.perpendicularEnd.y = data.handles.perpendicularStart.y + total * dx;
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return true;
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} else {
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data.handles.perpendicularStart.x = adjustedLineP1.x + distanceFromMoved * dy;
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data.handles.perpendicularStart.y = adjustedLineP1.y - distanceFromMoved * dx;
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data.handles.perpendicularEnd.x = data.handles.perpendicularStart.x - total * dy;
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data.handles.perpendicularEnd.y = data.handles.perpendicularStart.y + total * dx;
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return true;
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}
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}
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return true;
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}
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// Move perpendicular line end point
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function perpendicularRightFixedPoint(eventData, data) {
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var fudgeFactor = 1;
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var fixedPoint = data.handles.perpendicularStart;
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var movedPoint = eventData.currentPoints.image;
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var nearestFromFixed = getDistanceFromPointToLine(fixedPoint, data.handles.start, data.handles.end);
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var distanceFromFixed = nearestFromFixed.distance;
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var nearestFromMoved = getDistanceFromPointToLine(movedPoint, data.handles.start, data.handles.end);
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var distanceFromMoved = nearestFromMoved.distance;
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var distanceBetweenPoints = getDistance(fixedPoint, movedPoint);
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var total = distanceFromFixed + distanceFromMoved;
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if (distanceBetweenPoints <= distanceFromFixed) {
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return false;
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}
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var length = getDistance(data.handles.start, data.handles.end);
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var dx = (data.handles.start.x - data.handles.end.x) / length;
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var dy = (data.handles.start.y - data.handles.end.y) / length;
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var adjustedLineP1 = {x: data.handles.start.x - fudgeFactor * dx, y: data.handles.start.y - fudgeFactor * dy};
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var adjustedLineP2 = {x: data.handles.end.x + fudgeFactor * dx, y: data.handles.end.y + fudgeFactor * dy};
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data.handles.perpendicularStart.x = movedPoint.x + total * dy;
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data.handles.perpendicularStart.y = movedPoint.y - total * dx;
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data.handles.perpendicularEnd.x = movedPoint.x;
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data.handles.perpendicularEnd.y = movedPoint.y;
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var intersection = getLineIntersection(data.handles.start, data.handles.end, data.handles.perpendicularStart, data.handles.perpendicularEnd);
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if (!intersection.intersected) {
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if (getDistance(movedPoint, data.handles.start) > getDistance(movedPoint, data.handles.end) ) {
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data.handles.perpendicularEnd.x = adjustedLineP2.x - distanceFromMoved * dy;
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data.handles.perpendicularEnd.y = adjustedLineP2.y + distanceFromMoved * dx;
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data.handles.perpendicularStart.x = data.handles.perpendicularEnd.x + total * dy;
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data.handles.perpendicularStart.y = data.handles.perpendicularEnd.y - total * dx;
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return true;
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} else {
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data.handles.perpendicularEnd.x = adjustedLineP1.x - distanceFromMoved * dy;
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data.handles.perpendicularEnd.y = adjustedLineP1.y + distanceFromMoved * dx;
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data.handles.perpendicularStart.x = data.handles.perpendicularEnd.x + total * dy;
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data.handles.perpendicularStart.y = data.handles.perpendicularEnd.y - total * dx;
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return true;
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}
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}
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return true;
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}
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function moveHandle(mouseEventData, toolType, data, handle, doneMovingCallback, preventHandleOutsideImage) {
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var element = mouseEventData.element;
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var distanceFromTool = {
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x: handle.x - mouseEventData.currentPoints.image.x,
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y: handle.y - mouseEventData.currentPoints.image.y
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};
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function mouseDragCallback(e, eventData) {
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handle.active = true;
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if (handle.index === 0) {
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// if long-axis start point is moved
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var result = perpendicularBothFixedLeft(eventData, data);
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if(result) {
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handle.x = eventData.currentPoints.image.x;
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handle.y = eventData.currentPoints.image.y;
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} else {
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eventData.currentPoints.image.x = handle.x;
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eventData.currentPoints.image.y = handle.y;
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}
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} else if(handle.index === 1) {
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// if long-axis end point is moved
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var result = perpendicularBothFixedRight(eventData, data);
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if(result) {
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handle.x = eventData.currentPoints.image.x;
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handle.y = eventData.currentPoints.image.y;
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} else {
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eventData.currentPoints.image.x = handle.x;
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eventData.currentPoints.image.y = handle.y;
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}
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} else if(handle.index === 2) {
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var outOfBounce = false;
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// if perpendicular start point is moved
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var intersection = getLineIntersection(data.handles.start, data.handles.end, data.handles.perpendicularEnd, eventData.currentPoints.image);
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if (!intersection.intersected) {
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intersection = getLineIntersection(data.handles.start, data.handles.end, data.handles.perpendicularEnd, data.handles.perpendicularStart);
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var d1 = getDistance(intersection, data.handles.start);
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var d2 = getDistance(intersection, data.handles.end);
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if (!intersection.intersected || d1 < 3 || d2 < 3) {
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outOfBounce = true;
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}
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}
|
|
|
|
var movedPoint = false;
|
|
|
|
if (!outOfBounce) {
|
|
movedPoint = perpendicularLeftFixedPoint(eventData, data);
|
|
|
|
if (!movedPoint) {
|
|
eventData.currentPoints.image.x = data.handles.perpendicularStart.x;
|
|
eventData.currentPoints.image.y = data.handles.perpendicularStart.y;
|
|
}
|
|
}
|
|
|
|
} else if(handle.index === 3) {
|
|
|
|
var outOfBounce = false;
|
|
// if perpendicular end point is moved
|
|
|
|
var intersection = getLineIntersection(data.handles.start, data.handles.end, data.handles.perpendicularStart, eventData.currentPoints.image);
|
|
if (!intersection.intersected) {
|
|
intersection = getLineIntersection(data.handles.start, data.handles.end, data.handles.perpendicularEnd, data.handles.perpendicularStart);
|
|
|
|
var d1 = getDistance(intersection, data.handles.start);
|
|
var d2 = getDistance(intersection, data.handles.end);
|
|
|
|
if (!intersection.intersected || d1 < 3 || d2 < 3) {
|
|
outOfBounce = true;
|
|
}
|
|
}
|
|
|
|
var movedPoint = false;
|
|
|
|
if (!outOfBounce) {
|
|
movedPoint = perpendicularRightFixedPoint(eventData, data);
|
|
|
|
if (!movedPoint) {
|
|
eventData.currentPoints.image.x = data.handles.perpendicularEnd.x;
|
|
eventData.currentPoints.image.y = data.handles.perpendicularEnd.y;
|
|
}
|
|
}
|
|
|
|
} else {
|
|
|
|
handle.x = eventData.currentPoints.image.x + distanceFromTool.x;
|
|
handle.y = eventData.currentPoints.image.y + distanceFromTool.y;
|
|
|
|
}
|
|
|
|
if (preventHandleOutsideImage) {
|
|
handle.x = Math.max(handle.x, 0);
|
|
handle.x = Math.min(handle.x, eventData.image.width);
|
|
|
|
handle.y = Math.max(handle.y, 0);
|
|
handle.y = Math.min(handle.y, eventData.image.height);
|
|
}
|
|
|
|
cornerstone.updateImage(element);
|
|
|
|
var eventType = 'CornerstoneToolsMeasurementModified';
|
|
var modifiedEventData = {
|
|
toolType: toolType,
|
|
element: element,
|
|
measurementData: data
|
|
};
|
|
$(element).trigger(eventType, modifiedEventData);
|
|
}
|
|
|
|
$(element).on('CornerstoneToolsMouseDrag', mouseDragCallback);
|
|
|
|
function mouseUpCallback() {
|
|
handle.active = false;
|
|
$(element).off('CornerstoneToolsMouseDrag', mouseDragCallback);
|
|
$(element).off('CornerstoneToolsMouseUp', mouseUpCallback);
|
|
$(element).off('CornerstoneToolsMouseClick', mouseUpCallback);
|
|
cornerstone.updateImage(element);
|
|
|
|
if (typeof doneMovingCallback === 'function') {
|
|
doneMovingCallback();
|
|
}
|
|
}
|
|
|
|
$(element).on('CornerstoneToolsMouseUp', mouseUpCallback);
|
|
$(element).on('CornerstoneToolsMouseClick', mouseUpCallback);
|
|
}
|
|
|
|
function mouseDownCallback(e, eventData) {
|
|
var data;
|
|
var element = eventData.element;
|
|
|
|
function handleDoneMove() {
|
|
data.active = false;
|
|
data.invalidated = true;
|
|
if (cornerstoneTools.anyHandlesOutsideImage(eventData, data.handles)) {
|
|
// delete the measurement
|
|
cornerstoneTools.removeToolState(element, toolType, data);
|
|
}
|
|
|
|
cornerstone.updateImage(element);
|
|
$(element).on('CornerstoneToolsMouseMove', eventData, mouseMoveCallback);
|
|
}
|
|
|
|
if (cornerstoneTools.isMouseButtonEnabled(eventData.which, e.data.mouseButtonMask)) {
|
|
var coords = eventData.startPoints.canvas;
|
|
var toolData = cornerstoneTools.getToolState(e.currentTarget, toolType);
|
|
|
|
var i;
|
|
|
|
// now check to see if there is a handle we can move
|
|
if (toolData) {
|
|
for (i = 0; i < toolData.data.length; i++) {
|
|
data = toolData.data[i];
|
|
var distanceSq = 25;
|
|
var handle = cornerstoneTools.getHandleNearImagePoint(element, data.handles, coords, distanceSq);
|
|
if (handle) {
|
|
$(element).off('CornerstoneToolsMouseMove',mouseMoveCallback);
|
|
data.active = true;
|
|
moveHandle(eventData, toolType, data, handle, handleDoneMove);
|
|
e.stopImmediatePropagation();
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Now check to see if there is a line we can move
|
|
// now check to see if we have a tool that we can move
|
|
if (toolData && pointNearTool) {
|
|
var options = {
|
|
deleteIfHandleOutsideImage: true,
|
|
preventHandleOutsideImage: false
|
|
};
|
|
|
|
for (i = 0; i < toolData.data.length; i++) {
|
|
data = toolData.data[i];
|
|
if (pointNearTool(element, data, coords)) {
|
|
$(element).off('CornerstoneToolsMouseMove', mouseMoveCallback);
|
|
cornerstoneTools.moveAllHandles(e, data, toolData, toolType, options, handleDoneMove);
|
|
e.stopImmediatePropagation();
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function mouseMoveCallback(e, eventData){
|
|
cornerstoneTools.toolCoordinates.setCoords(eventData);
|
|
// if a mouse button is down, do nothing
|
|
if (eventData.which !== 0) {
|
|
return;
|
|
}
|
|
|
|
// if we have no tool data for this element, do nothing
|
|
var toolData = cornerstoneTools.getToolState(eventData.element, toolType);
|
|
if (!toolData) {
|
|
return;
|
|
}
|
|
|
|
// We have tool data, search through all data
|
|
// and see if we can activate a handle
|
|
var imageNeedsUpdate = false;
|
|
for (var i = 0; i < toolData.data.length; i++) {
|
|
// get the cursor position in canvas coordinates
|
|
var coords = eventData.currentPoints.canvas;
|
|
|
|
var data = toolData.data[i];
|
|
if (cornerstoneTools.handleActivator(eventData.element, data.handles, coords) === true) {
|
|
imageNeedsUpdate = true;
|
|
}
|
|
|
|
if ((pointNearTool(eventData.element, data, coords) && !data.active) || (!pointNearTool(eventData.element, data, coords) && data.active)) {
|
|
data.active = !data.active;
|
|
imageNeedsUpdate = true;
|
|
}
|
|
}
|
|
|
|
// Handle activation status changed, redraw the image
|
|
if (imageNeedsUpdate === true) {
|
|
cornerstone.updateImage(eventData.element);
|
|
}
|
|
}
|
|
|
|
function drawPerpendicularLine(context, eventData,element, data, color, lineWidth) {
|
|
|
|
// mid point of long-axis line
|
|
var mid = {
|
|
x: (data.handles.start.x + data.handles.end.x) / 2,
|
|
y: (data.handles.start.y + data.handles.end.y) / 2
|
|
};
|
|
|
|
// Length of long-axis
|
|
var dx = (data.handles.start.x - data.handles.end.x) * (eventData.image.columnPixelSpacing || 1);
|
|
var dy = (data.handles.start.y - data.handles.end.y) * (eventData.image.rowPixelSpacing || 1);
|
|
var length = Math.sqrt(dx * dx + dy * dy);
|
|
|
|
var vectorX = (data.handles.start.x - data.handles.end.x) / length;
|
|
var vectorY = (data.handles.start.y - data.handles.end.y) / length;
|
|
|
|
var perpendicularLineLength = length / 2;
|
|
|
|
var startX = mid.x + (perpendicularLineLength / 2) * vectorY;
|
|
var startY = mid.y - (perpendicularLineLength / 2) * vectorX;
|
|
var endX = mid.x - (perpendicularLineLength / 2) * vectorY;
|
|
var endY = mid.y + (perpendicularLineLength / 2) * vectorX;
|
|
|
|
if (data.handles.perpendicularStart.locked) {
|
|
data.handles.perpendicularStart.x = startX;
|
|
data.handles.perpendicularStart.y = startY;
|
|
data.handles.perpendicularEnd.x = endX;
|
|
data.handles.perpendicularEnd.y = endY;
|
|
}
|
|
|
|
// Draw perpendicular line
|
|
var perpendicularStartCanvas = cornerstone.pixelToCanvas(element, data.handles.perpendicularStart);
|
|
var perpendicularEndCanvas = cornerstone.pixelToCanvas(element, data.handles.perpendicularEnd);
|
|
context.beginPath();
|
|
context.strokeStyle = color;
|
|
context.lineWidth = lineWidth;
|
|
context.moveTo(perpendicularStartCanvas.x, perpendicularStartCanvas.y);
|
|
context.lineTo(perpendicularEndCanvas.x, perpendicularEndCanvas.y);
|
|
context.stroke();
|
|
|
|
}
|
|
|
|
///////// BEGIN IMAGE RENDERING ///////
|
|
function onImageRendered(e, eventData) {
|
|
// if we have no toolData for this element, return immediately as there is nothing to do
|
|
var toolData = cornerstoneTools.getToolState(e.currentTarget, toolType);
|
|
if (!toolData) {
|
|
return;
|
|
}
|
|
|
|
// we have tool data for this element - iterate over each one and draw it
|
|
var context = eventData.canvasContext.canvas.getContext('2d');
|
|
context.setTransform(1, 0, 0, 1, 0, 0);
|
|
|
|
var color;
|
|
var element = eventData.element;
|
|
var lineWidth = cornerstoneTools.toolStyle.getToolWidth();
|
|
var config = cornerstoneTools.biDirectional.getConfiguration();
|
|
|
|
for (var i = 0; i < toolData.data.length; i++) {
|
|
var data = toolData.data[i];
|
|
|
|
context.save();
|
|
|
|
// configurable shadow from CornerstoneTools
|
|
if (config && config.shadow) {
|
|
context.shadowColor = '#000000';
|
|
context.shadowOffsetX = 1;
|
|
context.shadowOffsetY = 1;
|
|
}
|
|
|
|
if (data.active) {
|
|
color = cornerstoneTools.toolColors.getActiveColor();
|
|
} else {
|
|
color = cornerstoneTools.toolColors.getToolColor();
|
|
}
|
|
|
|
// draw the line
|
|
var handleStartCanvas = cornerstone.pixelToCanvas(element, data.handles.start);
|
|
var handleEndCanvas = cornerstone.pixelToCanvas(element, data.handles.end);
|
|
var canvasTextLocation = cornerstone.pixelToCanvas(element, data.handles.textBox);
|
|
|
|
context.beginPath();
|
|
context.strokeStyle = color;
|
|
context.lineWidth = lineWidth;
|
|
context.moveTo(handleStartCanvas.x, handleStartCanvas.y);
|
|
context.lineTo(handleEndCanvas.x, handleEndCanvas.y);
|
|
context.stroke();
|
|
|
|
// Draw perpendicular line
|
|
drawPerpendicularLine(context,eventData, element, data, color, lineWidth);
|
|
|
|
// draw the handles
|
|
cornerstoneTools.drawHandles(context, eventData, data.handles, color);
|
|
|
|
//Draw linked line as dashed
|
|
context.beginPath();
|
|
context.strokeStyle = color;
|
|
context.lineWidth = lineWidth;
|
|
context.setLineDash([2, 3]);
|
|
|
|
var perpendicularStartCanvas = cornerstone.pixelToCanvas(element, data.handles.perpendicularStart);
|
|
context.moveTo(perpendicularStartCanvas.x, perpendicularStartCanvas.y);
|
|
context.lineTo(canvasTextLocation.x + 20, canvasTextLocation.y + 20);
|
|
context.stroke();
|
|
|
|
// Draw the Length text
|
|
var dx = (data.handles.start.x - data.handles.end.x) * (eventData.image.columnPixelSpacing || 1);
|
|
var dy = (data.handles.start.y - data.handles.end.y) * (eventData.image.rowPixelSpacing || 1);
|
|
var length = Math.sqrt(dx * dx + dy * dy);
|
|
|
|
// Draw the Length text
|
|
var wx = (data.handles.perpendicularStart.x - data.handles.perpendicularEnd.x) * (eventData.image.columnPixelSpacing || 1);
|
|
var wy = (data.handles.perpendicularStart.y - data.handles.perpendicularEnd.y) * (eventData.image.rowPixelSpacing || 1);
|
|
var width = Math.sqrt(wx * wx + wy * wy);
|
|
|
|
|
|
var suffix = ' mm';
|
|
if (!eventData.image.rowPixelSpacing || !eventData.image.columnPixelSpacing) {
|
|
suffix = ' pixels';
|
|
}
|
|
|
|
var lengthText = ' L ' + length.toFixed(2) + suffix;
|
|
var widthText = ' W ' + width.toFixed(2) + suffix;
|
|
var textLines = [data.lesionName, lengthText, widthText];
|
|
|
|
var boundingBox = cornerstoneTools.drawTextBox(context,
|
|
textLines,
|
|
canvasTextLocation.x, canvasTextLocation.y, color);
|
|
|
|
data.handles.textBox.boundingBox = boundingBox;
|
|
|
|
// Set measurement text to show lesion table
|
|
data.measurementText = length.toFixed(1);
|
|
|
|
context.restore();
|
|
}
|
|
}
|
|
|
|
function updateLesionCollection(lesionData) {
|
|
// TODO = Remove this in favour of measurement events
|
|
if (!lesionData.active) {
|
|
return;
|
|
}
|
|
|
|
if (lesionData.timepointID && lesionData.timepointID !== "") {
|
|
// Update Measurements Collection
|
|
measurementManagerDAL.updateTimepointData(lesionData);
|
|
}
|
|
}
|
|
|
|
function doubleClickCallback(e, eventData) {
|
|
// Prevent other double click handlers from firing after this one
|
|
//e.stopImmediatePropagation();
|
|
|
|
var element = eventData.element;
|
|
var data;
|
|
|
|
function doneCallback(data, deleteTool) {
|
|
if (deleteTool === true) {
|
|
cornerstoneTools.removeToolState(element, toolType, data);
|
|
cornerstone.updateImage(element);
|
|
//return;
|
|
}
|
|
|
|
/*// TODO= Find a better way to do this! This is very messy
|
|
config.setLesionNumberCallback(data, eventData, function(lesionNumber) {
|
|
data.lesionName = "Target " + lesionNumber;
|
|
data.lesionNumber = lesionNumber;
|
|
data.active = false;
|
|
cornerstone.updateImage(element);
|
|
});*/
|
|
}
|
|
|
|
if (e.data && e.data.mouseButtonMask && !cornerstoneTools.isMouseButtonEnabled(eventData.which, e.data.mouseButtonMask)) {
|
|
return false;
|
|
}
|
|
|
|
var config = cornerstoneTools.biDirectional.getConfiguration();
|
|
|
|
var coords = eventData.currentPoints.canvas;
|
|
var toolData = cornerstoneTools.getToolState(element, toolType);
|
|
|
|
// now check to see if there is a handle we can move
|
|
if (!toolData) {
|
|
return false;
|
|
}
|
|
|
|
for (var i = 0; i < toolData.data.length; i++) {
|
|
data = toolData.data[i];
|
|
if (pointNearTool(element, data, coords)) {
|
|
data.active = true;
|
|
cornerstone.updateImage(element);
|
|
// Allow relabelling via a callback
|
|
config.changeLesionLocationCallback(data, eventData, doneCallback);
|
|
|
|
e.stopImmediatePropagation();
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return false; // false = causes jquery to preventDefault() and stopPropagation() this event
|
|
}
|
|
|
|
// module exports
|
|
cornerstoneTools.biDirectional = cornerstoneTools.mouseButtonTool({
|
|
createNewMeasurement: createNewMeasurement,
|
|
addNewMeasurement: addNewMeasurement,
|
|
onImageRendered: onImageRendered,
|
|
pointNearTool: pointNearTool,
|
|
mouseDoubleClickCallback: doubleClickCallback,
|
|
mouseMoveCallback: mouseMoveCallback,
|
|
mouseDownCallback: mouseDownCallback,
|
|
toolType: toolType
|
|
});
|
|
|
|
cornerstoneTools.biDirectionalTouch = cornerstoneTools.touchTool({
|
|
createNewMeasurement: createNewMeasurement,
|
|
addNewMeasurement: addNewMeasurementTouch,
|
|
onImageRendered: onImageRendered,
|
|
pointNearTool: pointNearTool,
|
|
toolType: toolType
|
|
});
|
|
|
|
cornerstoneTools.biDirectional.setConfiguration(configuration);
|
|
|
|
return cornerstoneTools;
|
|
|
|
}($, cornerstone, cornerstoneMath, cornerstoneTools)); |