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

namespace Rs.Controls
{
    public enum EButtonType
    {
        None,
        Main,
        Data,
        Recipe,
        System,
        About,
        Permission,
        Language,
        Quit,
        Calib
    }
    public class ButtonEx : Button
    {

        public EButtonType ButtonType { get; set; } = EButtonType.None;
        private bool selected = false;

        /// <summary>
        /// 被选中
        /// </summary>
        public bool Selected
        {
            get { return selected; }
            set
            {
                selected = value;
                if (selected)
                {
                    this.BackColor = SelectedColor;
                    //this.FlatAppearance.BorderColor = Color.Red;
                }
                else
                {
                    //this.FlatAppearance.BorderColor = Color.White;
                    this.BackColor = UnSelectedColor;
                }
                Invalidate();
            }
        }

        public Color SelectedColor { get; set; } = Color.FromArgb(57, 136, 203);
        public Color UnSelectedColor { get; set; } = Color.FromArgb(19, 52, 104);

        public string ShowText { get; set; }
        public string ShowIcon { get; set; }
        protected override void OnPaint(PaintEventArgs pevent)
        {
            string text = this.Text;
            this.Text = "";
            base.OnPaint(pevent);
            FontFamily ff = IconFontHelper.PFCC.Families[0];
            SizeF textSize = pevent.Graphics.MeasureString(this.Text, this.Font);
            string str = "";
            Font font = new Font(ff, 30);
            switch (ButtonType)
            {
                case EButtonType.None:
                    break;
                case EButtonType.Main:
                    str = " \ue648";
                    break;
                case EButtonType.Data:
                    str = " \ue93a";
                    break;
                case EButtonType.Recipe:
                    str = " \ue682";
                    break;
                case EButtonType.System:
                    str = " \ue630";
                    break;
                case EButtonType.About:
                    str = " \ue603";
                    break;
                case EButtonType.Permission:
                    str = " \ue66d";
                    break;
                case EButtonType.Language:
                    str = " \ue654";
                    break;
                case EButtonType.Quit:
                    str = " \ue67d";
                    break;
                case EButtonType.Calib:

                    str = "\uec31";
                    break;
                default:
                    break;
            }
            SizeF size = pevent.Graphics.MeasureString(str, font);
            StringFormat sf = new StringFormat();
            sf.Alignment = StringAlignment.Center;
            sf.LineAlignment = StringAlignment.Center;
            RectangleF rect = new RectangleF(0, 0, ClientRectangle.Width, ClientRectangle.Height);
            pevent.Graphics.DrawString(ShowText, this.Font, new SolidBrush(this.ForeColor), rect, sf);
            sf.Alignment = StringAlignment.Near;
            pevent.Graphics.DrawString(str, font, new SolidBrush(ForeColor), rect, sf);

            //if(selected)
            //{
            //             LinearGradientBrush br = new LinearGradientBrush(this.ClientRectangle, Color.Black, Color.Black, 0, false);
            //             ColorBlend cb = new ColorBlend();
            //             cb.Positions = new[] { 0, 0.5f, 1.0f };
            //             cb.Colors = new[] { Color.FromArgb(18, 53, 106), Color.FromArgb(67, 158, 229), Color.FromArgb(18, 53, 106) };
            //             br.InterpolationColors = cb;
            //             br.RotateTransform(180);
            //             pevent.Graphics.FillRectangle(br, this.ClientRectangle);
            //         }
        }
    }
}