BaseElementQueryByClientXY 方法

public abstract bool QueryByClientXY(
	float fX,
	float fY
)

Public MustOverride Function QueryByClientXY ( 
	fX As Single,
	fY As Single
) As Boolean

public:
virtual bool QueryByClientXY(
	float fX, 
	float fY
) abstract

abstract QueryByClientXY : 
        fX : float32 * 
        fY : float32 -> bool