mouseEventHandlers mouseWheel.ts

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  import { state } from '../../store/state';
import getActiveToolForMouseEvent from '../shared/getActiveToolForMouseEvent';
import type { EventTypes } from '../../types';
import { MouseBindings } from '../../enums/ToolBindings';
 
/**
 * Event handler for mouse wheel events.
 * This finds the active tool
 */
function mouseWheel(evt: EventTypes.MouseWheelEventType) {
  if (state.isInteractingWithTool) {
    return;
  }
 
  evt.detail.buttons =
    MouseBindings.Wheel | ((evt.detail.event.buttons as number) || 0);
 
  const activeTool = getActiveToolForMouseEvent(evt);
 
  if (!activeTool) {
    return;
  }
 
  return activeTool.mouseWheelCallback(evt);
}
 
export default mouseWheel;