使用vb.net进行cad编程：[6]绘图基础类2

 在绘图基础类文件夹新建类cbox

Public Class CBox   

 '结构VERTEX用来存储点的坐标

Private m_minX, m_minY, m_maxX, m_maxY As Single

    Public Property minX() As Single 

       Get

            Return m_minX

        End Get

        Set(ByVal Value As Single)

            m_minX = Value

        End Set

    End Property

    Public Property minY() As Single

        Get

            Return m_minY

        End Get

        Set(ByVal Value As Single)

            m_minY = Value

        End Set

    End Property

    Public Property maxX() As Single

        Get

            Return m_maxX

        End Get

        Set(ByVal Value As Single)

            m_maxX = Value 

       End Set

    End Property

    Public Property maxY() As Single

        Get

            Return m_maxY

        End Get

        Set(ByVal Value As Single)

            m_maxY = Value

        End Set

    End Property

End Class