//打印事件处理
         private void pd_PrintPage( object sender, PrintPageEventArgs e )
        {            Graphics g = e.Graphics;
            IntPtr hdc = g.GetHdc();
            SetTextCharacterExtra( hdc, 2 );
            g.ReleaseHdc( hdc );
            g.DrawString( "1010101010101", new Font( "宋体", 12.0f ), Brushes.Black, 1, 1 );
        }
        //图片处理
        private void pictureBox2_Paint( object sender, PaintEventArgs e )
        {
            Graphics g = e.Graphics;
            IntPtr hdc = g.GetHdc();
            SetTextCharacterExtra( hdc, 2 );
            g.ReleaseHdc( hdc );
            g.DrawString( "1010101010101", new Font( "宋体", 12.0f ), Brushes.Black, 1, 1 );
        }
为什么我在图片处理中可以使用SetTextCharacterExtra,而在打印处理中不能使用。求高人解决!100分送上。谢谢