RibbonControl

metro 风格 ribbon Control，并提供简单的设计时支持

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Drawing;
using System.Windows.Forms;

namespace cy.Drawing
{
    public static class GraphicsEx
    {
        public static void DrawLine（this Graphics gPointF pt1PointF pt2ButtonBorderstyle style）
        {

            switch（style）
            {
                case ButtonBorderstyle.Inset:
                    Pen pInset = new Pen（Color.FromArgb（235 235 235） 3）;
                    pInset.StartCap = System.Drawing.Drawing2D.LineCap.Round;
                    pInset.EndCap = System.Drawing.Drawing2D.LineCap.Round;
                    g.DrawLine（pInset pt1 pt2）;
                    g.DrawLine（Pens.Gray pt1 pt2）;
                    break;
                case ButtonBorderstyle.Outset:
                    Pen pOutset = new Pen（Color.Gray 3）;
                    pOutset.StartCap = System.Drawing.Drawing2D.LineCap.Round;
                    pOutset.EndCap = System.Drawing.Drawing2D.LineCap.Round;
                    g.DrawLine（pOutset pt1 pt2）;
                    g.DrawLine（Pens.White pt1 pt2）;
                    break;
                default:
                    return;
            }
        }

        /// 

        /// 绘制图片，自动缩放
        /// 

        /// 
        /// 
        /// 
        public static void DrawImageAutoFit（this Graphics g Image image RectangleF fitRect ContentAlignment alignment = ContentAlignment.MiddleCenter）
        {
            if （image != null && fitRect.Width > 0 && fitRect.Height > 0）
            {
                RectangleF drawRect = RectangleF.Empty;
                float lWidth = fitRect.Width / image.Width;
                float lHeight = fitRect.Height / image.Height;
                float ratio = lWidth > lHeight ? lHeight : lWidth;

                drawRect.Width = image.Width * ratio;
                drawRect.Height = image.Height * ratio;

                float x = fitRect.X;
                float y = fitRect.Y;
                float xShift = fitRect.Width - drawRect.Width;
                float yShift = fitRect.Height - drawRect.Height;
                switch （alignment）
                {
                    case ContentAlignment.TopLeft:
                        break;
                    case ContentAlignment.TopCenter:
                        x += xShift / 2;
                        break;
                    case ContentAlignment.TopRight:
                        x += xShift;
                        break;
                    case ContentAlignment.MiddleLeft:
                        y += yShift / 2;
                        break;
                    case ContentAlignment.MiddleCenter:
                        x += xShift / 2;
                        y += yShift / 2;
                        break;
                    cas

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件       3480  2014-09-29 16:40  RibbonForm\cy.Drawing\cy.Drawing.csproj

     文件       3783  2014-09-29 16:40  RibbonForm\cy.Drawing\GraphicsEx.cs

     文件       1356  2014-08-15 15:48  RibbonForm\cy.Drawing\Properties\AssemblyInfo.cs

     文件       2859  2014-09-29 16:40  RibbonForm\cy.Drawing\Properties\Resources.Designer.cs

     文件       5612  2014-08-15 15:48  RibbonForm\cy.Drawing\Properties\Resources.resx

     文件       1109  2014-09-29 16:40  RibbonForm\cy.Drawing\Properties\Settings.Designer.cs

     文件        249  2014-08-15 15:48  RibbonForm\cy.Drawing\Properties\Settings.settings

     文件       6368  2014-09-29 17:02  RibbonForm\cy.Windows.Forms\cy.Windows.Forms.csproj

     文件        707  2014-09-29 16:40  RibbonForm\cy.Windows.Forms\Design\RibbonButtonDesigner.cs

     文件       4695  2014-09-29 16:40  RibbonForm\cy.Windows.Forms\Design\RibbonCaptionBarDesigner.cs

     文件       3034  2014-09-29 16:40  RibbonForm\cy.Windows.Forms\Design\RibbonTabGroupItemDesigner.cs

     文件        421  2014-09-29 16:40  RibbonForm\cy.Windows.Forms\IRibbonItem.cs

     文件       9210  2014-09-29 16:40  RibbonForm\cy.Windows.Forms\MetroForm.cs

     文件       1616  2014-09-29 16:40  RibbonForm\cy.Windows.Forms\MetroForm.Designer.cs

     文件       5817  2014-09-29 15:51  RibbonForm\cy.Windows.Forms\MetroForm.resx

     文件       1005  2014-09-29 16:40  RibbonForm\cy.Windows.Forms\NotifyCollectionbase.cs

     文件       1364  2014-08-15 13:53  RibbonForm\cy.Windows.Forms\Properties\AssemblyInfo.cs

     文件       6328  2014-09-29 16:40  RibbonForm\cy.Windows.Forms\Properties\Resources.Designer.cs

     文件       9297  2014-09-29 16:06  RibbonForm\cy.Windows.Forms\Properties\Resources.resx

     文件       1115  2014-09-29 16:40  RibbonForm\cy.Windows.Forms\Properties\Settings.Designer.cs

     文件        249  2014-08-15 13:53  RibbonForm\cy.Windows.Forms\Properties\Settings.settings

     文件        251  2014-09-19 14:34  RibbonForm\cy.Windows.Forms\Resources\ico_sys_close.png

     文件        243  2014-09-19 14:34  RibbonForm\cy.Windows.Forms\Resources\ico_sys_close_p.png

     文件        160  2014-09-19 14:34  RibbonForm\cy.Windows.Forms\Resources\ico_sys_max.png

     文件        162  2014-09-19 14:34  RibbonForm\cy.Windows.Forms\Resources\ico_sys_max_p.png

     文件        138  2014-09-19 14:34  RibbonForm\cy.Windows.Forms\Resources\ico_sys_mini.png

     文件        138  2014-09-19 14:34  RibbonForm\cy.Windows.Forms\Resources\ico_sys_mini_p.png

     文件        262  2014-09-19 14:34  RibbonForm\cy.Windows.Forms\Resources\ico_sys_popdown.png

     文件        263  2014-09-19 14:34  RibbonForm\cy.Windows.Forms\Resources\ico_sys_popdown_p.png

     文件        245  2014-09-19 14:34  RibbonForm\cy.Windows.Forms\Resources\ico_sys_pupup.png

............此处省略40个文件信息