using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static System.Net.Mime.MediaTypeNames;

namespace DPumpHydr.WinFrmUI.Volute
{
    public class GlobalResource
    {
        public static string  ResourcesPath = @"Data\MainForm\Icons";
        public static string  tipTrailingIcon = "alert-square-rounded.png";//输入框前缀 标必须图片
        public static string  tipLeadingIcon = "north-star.png";//输入框后缀 标警告图片

        /// <summary>
        /// 输入框前缀 标必须图标
        /// </summary>
        /// <returns></returns>
        public static System.Drawing.Image GetTipTrailingIcon()
        {
            System.Drawing.Image image = null;
            if (tipTrailingIcon != null)
            {
                image = GlobalResource.BuildImage(tipTrailingIcon);
            }
            return image;
        }
        
        /// <summary>
        /// 输入框后缀 标警告图标
        /// </summary>
        /// <returns></returns>
        public static System.Drawing.Image GetLeadingIcon()
        {
            System.Drawing.Image image = null;
            if (tipLeadingIcon != null)
            {
                image = GlobalResource.BuildImage(tipLeadingIcon);
            }
            return image;
        }

        /// <summary>
        /// 指定大小图片
        /// </summary>
        /// <param name="path">文件夹路径（编译路径下的）</param>
        /// <param name="filename">文件名</param>
        /// <returns></returns>
        public static System.Drawing.Image BuildImage( string filename,int widthsize ,int heightsize )
        {
            var image = BuildImage(  filename);
            if (image == null)
                return null;
            if (widthsize > 0 && heightsize > 0)
            {
                System.Drawing.Image thumbnail = image.GetThumbnailImage(widthsize, heightsize, () => false, IntPtr.Zero);
                return thumbnail;
            }
            else
            {
                return image;
            }
        }

        /// <summary>
        /// 原大小图片
        /// </summary>
        /// <param name="path">路径</param>
        /// <param name="filename">文件名</param>
        /// <returns></returns>
        public static System.Drawing.Image BuildImage( string filename)
        {
            if (  filename == null)
            {
                return null;
            }
            string fullPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, ResourcesPath, filename);
            if (File.Exists(fullPath))
            {
                System.Drawing.Image image = System.Drawing.Image.FromFile(fullPath);
                return image;
            }
            else
            {
                return null;
            }
        }
    }
}