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					@ -31,6 +31,25 @@ const registerEvents = (flowChart: Graph): void => { | 
				
			
			
		
	
		
			
				
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					      } | 
				
			
			
		
	
		
			
				
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					    } | 
				
			
			
		
	
		
			
				
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					  }); | 
				
			
			
		
	
		
			
				
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					  flowChart.on('edge:mouseenter', (args) => { | 
				
			
			
		
	
		
			
				
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					    const cell = args.cell as Cell; | 
				
			
			
		
	
		
			
				
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					    cell.addTools([ | 
				
			
			
		
	
		
			
				
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					      { | 
				
			
			
		
	
		
			
				
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					        name: 'target-arrowhead', | 
				
			
			
		
	
		
			
				
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					        args: { | 
				
			
			
		
	
		
			
				
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					          attrs: { | 
				
			
			
		
	
		
			
				
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					            d: 'M -10.5 -6 1 0 -10.5 6 Z', | 
				
			
			
		
	
		
			
				
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					            'stroke-width': 0, | 
				
			
			
		
	
		
			
				
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					            fill: '#333' | 
				
			
			
		
	
		
			
				
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					          } | 
				
			
			
		
	
		
			
				
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					        } | 
				
			
			
		
	
		
			
				
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					      } | 
				
			
			
		
	
		
			
				
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					    ]); | 
				
			
			
		
	
		
			
				
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					  }); | 
				
			
			
		
	
		
			
				
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					  flowChart.on('edge:mouseleave', (args) => { | 
				
			
			
		
	
		
			
				
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					    const cell = args.cell as Cell; | 
				
			
			
		
	
		
			
				
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					    cell.removeTools(['target-arrowhead']); | 
				
			
			
		
	
		
			
				
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					  }); | 
				
			
			
		
	
		
			
				
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					}; | 
				
			
			
		
	
		
			
				
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					const registerShortcuts = (flowChart: Graph): void => { | 
				
			
			
		
	
	
		
			
				
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