Draw line between two points using current stroke attributes.
            
            
            シンタックス
            
            
            
            
            '宣言
 
Sub DrawLine( _
   ByVal  As System.Double, _
   ByVal  As System.Double, _
   ByVal  As System.Double, _
   ByVal  As System.Double _
) 
             
        
            
            void DrawLine( 
   System.double ,
   System.double ,
   System.double ,
   System.double 
)
             
        
             
        
            パラメータ
- x1
 
- x-coordinate of first point.
 - y1
 
- y-coordinate of first point.
 - x2
 
- x-coordinate of second point.
 - y2
 
- y-coordinate of second point.
 
            
             
            
            
            
            
            
            
            
            
            
            
            
            参照