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import { getDefaultAnnotationManager } from './stateManagement/annotation/annotationState';
import { getDefaultSegmentationStateManager } from './stateManagement/segmentation/segmentationState';
import { Events as TOOLS_EVENTS } from './enums';
import { addEnabledElement, removeEnabledElement } from './store';
import { resetCornerstoneToolsState } from './store/state';
import {
annotationSelectionListener,
segmentationDataModifiedEventListener,
segmentationRepresentationModifiedEventListener,
segmentationRepresentationRemovedEventListener,
segmentationModifiedListener,
annotationModifiedListener,
} from './eventListeners';
import * as ToolGroupManager from './store/ToolGroupManager';
import {
addIgnoreDoubleClickCaptureListener,
removeIgnoreDoubleClickCaptureListener,
} from './eventListeners/mouse/mouseDownListener';
let csToolsInitialized = false;
/**
* Initialize the cornerstoneTools package. It will add event listeners for mouse
* and keyboard events.
* @param defaultConfiguration - A configuration object that will be used to
* initialize the tool.
*/
export function init(defaultConfiguration = {}): void {
Iif (csToolsInitialized) {
return;
}
_addCornerstoneEventListeners();
_addCornerstoneToolsEventListeners();
// A separate double click listener at the document root. Separate
// from the {@link mouseDoubleClickListener} because...
// - it listens on the capture phase (and not the typical bubble phase)
// - the data used to ignore the double click is private to the mouseDownListener module
addIgnoreDoubleClickCaptureListener();
csToolsInitialized = true;
}
/**
* It destroys and cleanup state for cornerstone3DTools. It removes all the tools
* that were added to the tool groups and restore states. It also removes all
* event listeners.
*/
export function destroy(): void {
_removeCornerstoneEventListeners();
_removeCornerstoneToolsEventListeners();
removeIgnoreDoubleClickCaptureListener();
// Important: destroy ToolGroups first, in order for cleanup to work correctly for the
// added tools.
ToolGroupManager.destroy();
// Remove all tools
resetCornerstoneToolsState();
// remove all annotation.
const annotationManager = getDefaultAnnotationManager();
const segmentationStateManager = getDefaultSegmentationStateManager();
annotationManager.restoreAnnotations({});
segmentationStateManager.resetState();
csToolsInitialized = false;
}
/**
* Wires up event listeners for the Cornerstone#ElementDisabled and
* Cornerstone#ElementEnabled events.
*
* @internal
*/
function _addCornerstoneEventListeners(): void {
// Clear any listeners that may already be set
_removeCornerstoneEventListeners();
const elementEnabledEvent = Enums.Events.ELEMENT_ENABLED;
const elementDisabledEvent = Enums.Events.ELEMENT_DISABLED;
eventTarget.addEventListener(elementEnabledEvent, addEnabledElement);
eventTarget.addEventListener(elementDisabledEvent, removeEnabledElement);
}
/**
* Removes event listeners for the Cornerstone#ElementDisabled and
* Cornerstone#ElementEnabled events.
*
*/
function _removeCornerstoneEventListeners(): void {
const elementEnabledEvent = Enums.Events.ELEMENT_ENABLED;
const elementDisabledEvent = Enums.Events.ELEMENT_DISABLED;
eventTarget.removeEventListener(elementEnabledEvent, addEnabledElement);
eventTarget.removeEventListener(elementDisabledEvent, removeEnabledElement);
}
/**
* It adds an event listener to the event target (the cornerstoneTools object) for
* the annotation selected and annotation modified events.
*/
function _addCornerstoneToolsEventListeners() {
// Clear any listeners that may already be set
_removeCornerstoneToolsEventListeners();
/**
* Annotation
*/
eventTarget.addEventListener(
TOOLS_EVENTS.ANNOTATION_MODIFIED,
annotationModifiedListener
);
eventTarget.addEventListener(
TOOLS_EVENTS.ANNOTATION_SELECTION_CHANGE,
annotationSelectionListener
);
eventTarget.addEventListener(
TOOLS_EVENTS.ANNOTATION_SELECTION_CHANGE,
annotationSelectionListener
);
/**
* Segmentation
*/
eventTarget.addEventListener(
TOOLS_EVENTS.SEGMENTATION_MODIFIED,
segmentationModifiedListener
);
eventTarget.addEventListener(
TOOLS_EVENTS.SEGMENTATION_DATA_MODIFIED,
segmentationDataModifiedEventListener
);
eventTarget.addEventListener(
TOOLS_EVENTS.SEGMENTATION_REPRESENTATION_MODIFIED,
segmentationRepresentationModifiedEventListener
);
eventTarget.addEventListener(
TOOLS_EVENTS.SEGMENTATION_REPRESENTATION_REMOVED,
segmentationRepresentationRemovedEventListener
);
}
/**
* Remove the event listener for the the annotation selected and annotation modified events.
*/
function _removeCornerstoneToolsEventListeners() {
/**
* Annotation
*/
eventTarget.removeEventListener(
TOOLS_EVENTS.ANNOTATION_MODIFIED,
annotationModifiedListener
);
eventTarget.removeEventListener(
TOOLS_EVENTS.ANNOTATION_SELECTION_CHANGE,
annotationSelectionListener
);
eventTarget.removeEventListener(
TOOLS_EVENTS.ANNOTATION_SELECTION_CHANGE,
annotationSelectionListener
);
/**
* Segmentation
*/
eventTarget.removeEventListener(
TOOLS_EVENTS.SEGMENTATION_MODIFIED,
segmentationModifiedListener
);
eventTarget.removeEventListener(
TOOLS_EVENTS.SEGMENTATION_DATA_MODIFIED,
segmentationDataModifiedEventListener
);
eventTarget.removeEventListener(
TOOLS_EVENTS.SEGMENTATION_REPRESENTATION_MODIFIED,
segmentationRepresentationModifiedEventListener
);
eventTarget.removeEventListener(
TOOLS_EVENTS.SEGMENTATION_REPRESENTATION_REMOVED,
segmentationRepresentationRemovedEventListener
);
}
export default init;
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