question: protected void drawNormalMessage ( DrawHandler drawHandler , PointDouble send , PointDouble receive , RelationDrawer . ArrowEndType arrowEndType , boolean fillArrow , DrawingInfo drawingInfo ) { Line line = new Line ( send , receive ) ; drawHandler . drawLine ( line ) ; drawHandler . setLineType ( LineType . SOLID ) ; RelationDrawer . drawArrowToLine ( receive , drawHandler , line , false , arrowEndType , fillArrow , false ) ; double height = send . y - drawingInfo . getVerticalStart ( sendTick ) ; double topLeftX ; AlignHorizontal hAlignment ; if ( from == getFirstLifeline ( ) ) { topLeftX = send . x ; hAlignment = AlignHorizontal . LEFT ; } else { topLeftX = receive . x ; hAlignment = AlignHorizontal . RIGHT ; } if ( duration == 0 ) { hAlignment = AlignHorizontal . CENTER ; } topLeftX += LIFELINE_TEXT_PADDING ; TextSplitter . drawText ( drawHandler , textLines , topLeftX , send . y - height , Math . abs ( send . x - receive . x ) - LIFELINE_TEXT_PADDING * 2 , height , hAlignment , AlignVertical . BOTTOM ) ; }
target:  draws a message which is sent between two different lifelines