tabcontrol的alignment属性设置成Left或Right时，tabPage的text内

VB.net >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>

Private   tabArea   As   Rectangle
Private   tabTextArea   As   RectangleF

Private   Sub   Form1_Load(ByVal   sender   As   System.Object,   ByVal   e   As   System.EventArgs)   Handles   MyBase.Load
Me.TabControl1.DrawMode   =   TabDrawMode.OwnerDrawFixed   '设置用户绘制方式
Me.TabControl1.Alignment   =   TabAlignment.Right   '设置TAB项右对齐布局
'TabControl1.SizeMode   =   TabSizeMode.Fixed   ‘设置TAB项大小的方式（全都一样大小）
'TabControl1.ItemSize   =   New   Size(150,   20)   '设置大小
End   Sub

Private   Sub   TabControl1_DrawItem(ByVal   sender   As   Object,   ByVal   e   As   System.Windows.Forms.DrawItemEventArgs)   Handles   TabControl1.DrawItem
tabArea   =   TabControl1.GetTabRect(e.Index)   '主要是做个转换来获得TAB项的RECTANGELF
tabTextArea   =   RectangleF.op_Implicit(TabControl1.GetTabRect(e.Index))
Dim   g   As   Graphics   =   e.Graphics
Dim   sf   As   New   StringFormat()   '封装文本布局信息

sf.LineAlignment   =   StringAlignment.Center
sf.Alignment   =   StringAlignment.Center

Dim   p   As   New   Pen(Color.Blue)   '绘制边框的画笔
Dim   font   As   New   Font("Arial",   10.0F)
Dim   brush   As   New   SolidBrush(Color.Red)

g.DrawRectangle(p,   tabArea)   '绘制边框
'绘制文字
g.DrawString(CType(sender,   TabControl).TabPages(e.Index).Text,   font,   brush,   tabTextArea,   sf)
End   Sub

C#.net>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>

private   Rectangle   tabArea;
private   RectangleF   tabTextArea   ;

private   void   frmopen_Load(object   sender,   System.EventArgs   e)
{
this.tabControl1.DrawMode   =   TabDrawMode.OwnerDrawFixed;
}

private   void   tabControl1_DrawItem(object   sender,   System.Windows.Forms.DrawItemEventArgs   e)
{
tabArea   =   tabControl1.GetTabRect(e.Index);

tabTextArea = tabArea;

Graphics   g   =   e.Graphics;

StringFormat   sf   =   new   StringFormat();

sf.LineAlignment   =   StringAlignment.Center;

sf.Alignment   =   StringAlignment.Center;

Font   font   =   this.tabControl1.Font   ;

SolidBrush   brush   =   new   SolidBrush(Color.Black);

g.DrawString(((TabControl)(sender)).TabPages[e.Index].Text,   font,   brush,   tabTextArea,   sf);
}