using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace Lskj.Main.Model
{
    class AutoSizeChange
    {
        private static double _FormHeight = (double)(Screen.PrimaryScreen.Bounds.Height) * 1.2 / (double)1080;
        private static double _FormWidth = (double)(Screen.PrimaryScreen.Bounds.Width) * 1.2 / (double)1920;
        public static void ControllInitializeSize(System.Windows.Forms.Control Control)
        {
            foreach (System.Windows.Forms.Control ctrol in Control.Controls)
            {
                if (ctrol.Controls.Count > 0)
                {
                    if (ctrol is Panel || ctrol is DevExpress.XtraEditors.PanelControl || ctrol is UserControl)
                    {
                        ctrol.Width = Convert.ToInt32(ctrol.Width * _FormWidth);
                        ctrol.Height = Convert.ToInt32(ctrol.Height * _FormHeight);
                        ctrol.Location = new Point(Convert.ToInt32(ctrol.Location.X * _FormWidth), Convert.ToInt32(ctrol.Location.Y * _FormHeight));
                        //ctrol.Font = new Font(ctrol.Font.OriginalFontName, Convert.ToSingle(ctrol.Font.Size * _FormHeight * _FormWidth * 1.3));
                    }
                    if (ctrol is Lskj.Control.AutoGridLookUp)
                    {
                        ctrol.Width = Convert.ToInt32(ctrol.Width * _FormWidth);
                        ctrol.Height = Convert.ToInt32(ctrol.Height * _FormHeight);
                        ctrol.Location = new Point(Convert.ToInt32(ctrol.Location.X * _FormWidth), Convert.ToInt32(ctrol.Location.Y * _FormHeight));
                        ctrol.Font = new Font(ctrol.Font.OriginalFontName, Convert.ToSingle(ctrol.Font.SizeInPoints * _FormHeight * _FormWidth));
                    }
                    ControllInitializeSize(ctrol);
                }
                else
                {
                    SizeChange(ctrol);
                }
            }
        }
        public static void SizeChange(System.Windows.Forms.Control Control)
        {
            if (Control.BackgroundImage != null)
            {
                Image image = Control.BackgroundImage;
                Size size = new Size(Convert.ToInt32(Control.BackgroundImage.Width * _FormWidth), Convert.ToInt32(Control.BackgroundImage.Height * _FormHeight));
                Control.BackgroundImage = resizeImage(image, size);
            }

            Control.Width = Convert.ToInt32(Control.Width * _FormWidth);
            Control.Height = Convert.ToInt32(Control.Height * _FormHeight);
            Control.Location = new Point(Convert.ToInt32(Control.Location.X * _FormWidth), Convert.ToInt32(Control.Location.Y * _FormHeight));
            Control.Font = new Font(Control.Font.OriginalFontName, Convert.ToSingle(Control.Font.SizeInPoints * _FormHeight * _FormWidth));
        }
        private static System.Drawing.Image resizeImage(System.Drawing.Image imgToResize, Size size)
        {
            //获取图片宽度
            int sourceWidth = imgToResize.Width;
            //获取图片高度
            int sourceHeight = imgToResize.Height;

            float nPercent = 0;
            float nPercentW = 0;
            float nPercentH = 0;
            //计算宽度的缩放比例
            nPercentW = ((float)size.Width / (float)sourceWidth);
            //计算高度的缩放比例
            nPercentH = ((float)size.Height / (float)sourceHeight);

            if (nPercentH < nPercentW)
                nPercent = nPercentH;
            else
                nPercent = nPercentW;
            //期望的宽度
            int destWidth = (int)(sourceWidth * nPercent);
            //期望的高度
            int destHeight = (int)(sourceHeight * nPercent);

            Bitmap b = new Bitmap(destWidth, destHeight);
            Graphics g = Graphics.FromImage((System.Drawing.Image)b);
            g.InterpolationMode = InterpolationMode.HighQualityBicubic;
            //绘制图像
            g.DrawImage(imgToResize, 0, 0, destWidth, destHeight);
            g.Dispose();
            return (System.Drawing.Image)b;
        }
    }
}