自定义按钮控件中的圆形列

Question

我正在尝试为自定义按钮控件创建一个类，该类的顶部和底部颜色将带有2个渐变的圆角。以下是在顶部和底部为我提供两个渐变颜色的代码。但是，我遇到了一些问题，其中鼠标悬停属性不起作用并且图像也未显示（因为新成分的颜色与按钮文本和隐藏在渐变颜色后面的图像重叠）

除了渐变色和圆角之外，有人可以帮助我使用该控件的所有控件都应该像在Windows按钮控件上一样工作吗？

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谢谢。

Imports System.Drawing.Drawing2D
Imports System.Windows.Forms

Class MyButton
    Inherits Button

    Private m_TopColor As Color = Color.LightGreen
    Private m_BottomColor As Color = Color.Orange

    Public Property TopColor As Color
        Get
            Return m_TopColor
        End Get
        Set(ByVal value As Color)
            m_TopColor = value
            Me.Invalidate()
        End Set
    End Property

    Public Property BottomColor As Color
        Get
            Return m_BottomColor
        End Get
        Set(ByVal value As Color)
            m_BottomColor = value
            Me.Invalidate()
        End Set
    End Property

    Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
        MyBase.OnPaint(e)
        Using lgb As LinearGradientBrush = New LinearGradientBrush(Me.ClientRectangle, m_TopColor, m_BottomColor, 90.0F)
            Using textBrush As SolidBrush = New SolidBrush(Me.ForeColor)
                Using format As StringFormat = New StringFormat()
                    format.Alignment = GetHorizontalAlignment()
                    format.LineAlignment = GetVerticalAlignment()
                    e.Graphics.FillRectangle(lgb, Me.ClientRectangle)
                    e.Graphics.DrawString(Me.Text, Me.Font, textBrush, Me.ClientRectangle, format)
                End Using
            End Using
        End Using
    End Sub

    Private Function GetVerticalAlignment() As StringAlignment
        Return CType(Math.Log(Me.TextAlign, 2D) / 4, StringAlignment)
    End Function

    Private Function GetHorizontalAlignment() As StringAlignment
        Return CType(Math.Log(Me.TextAlign, 2D) Mod 4, StringAlignment)
    End Function

End Class

我正在尝试为自定义按钮控件创建一个类，该类的顶部和底部颜色将带有2个渐变的圆角。以下是在顶部和底部为我提供两个渐变颜色的代码。 ...

Answer 1

自定义圆形按钮，代码：