using DevComponents.DotNetBar;
using System;
using System.Drawing;
using System.Windows.Forms;
using System.ComponentModel;

namespace JwKdsV.Component
{
    public class TouchLabelX : LabelX
    {
        public delegate void EventHandler(object sender, EventArgs e);

        public event EventHandler TouchClick;

        public TouchLabelX()
        {
            this.SetStyle(ControlStyles.DoubleBuffer | ControlStyles.OptimizedDoubleBuffer | ControlStyles.ResizeRedraw | ControlStyles.AllPaintingInWmPaint | ControlStyles.UserPaint | ControlStyles.SupportsTransparentBackColor, true);
        }

        protected virtual void OnTouchClick(EventArgs e)
        {
            TouchClick?.Invoke(this, e);
        }

        protected override void WndProc(ref Message m)
        {
            switch (m.Msg)
            {
                case Win32.WM_POINTERDOWN:
                case Win32.WM_POINTERUP:
                case Win32.WM_POINTERUPDATE:
                case Win32.WM_POINTERCAPTURECHANGED:
                    break;

                default:
                    base.WndProc(ref m);
                    return;
            }

            int pointerId = Win32.GET_POINTER_ID(m.WParam);
            Win32.POINTER_INFO pi = new Win32.POINTER_INFO();
            if (!Win32.GetPointerInfo(pointerId, ref pi))
            {
                Win32.CheckLastError();
            }
            Point pt = PointToClient(pi.PtPixelLocation.ToPoint());
            MouseEventArgs me = new MouseEventArgs(System.Windows.Forms.MouseButtons.Left, 1, pt.X, pt.Y, 0);
            switch (m.Msg)
            {
                case Win32.WM_POINTERDOWN:
                    OnMouseDown(me);
                    break;

                case Win32.WM_POINTERUP:
                    OnMouseUp(me);
                    break;

                case Win32.WM_POINTERUPDATE:
                    //Console.WriteLine("UPDATE");
                    break;
            }
        }

        private Font _font = new Font("宋体", 14.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
        public new Font Font
        {
            get { return _font; }
            set
            {
                base.Font = value;
                base.BackgroundStyle.Font = value;

                _font = value;

                this.Invalidate();
            }
        }

        private eStyleTextAlignment _textAlignment = eStyleTextAlignment.Center;
        public new eStyleTextAlignment TextAlignment
        {
            get
            {
                return this._textAlignment;

            }
            set
            {
                this._textAlignment = value;

                this.BackgroundStyle.TextAlignment = this._textAlignment;

                this.Invalidate(true);
            }

        }

        private eStyleTextAlignment _textLineAlignment = eStyleTextAlignment.Center;
        public new eStyleTextAlignment TextLineAlignment
        {
            get
            {
                return this._textLineAlignment;

            }
            set
            {
                this._textLineAlignment = value;

                this.BackgroundStyle.TextLineAlignment = this._textLineAlignment;

                this.Invalidate(true);
            }

        }

        private Color _backColor1 = Color.Transparent;
        public Color BackColor1
        {
            get { return this._backColor1; }
            set
            {
                this._backColor1 = value;

                this.BackColor = this._backColor1;
            }
        }

        private Color _backColor2 = Color.Tan;
        public Color BackColor2
        {
            get { return this._backColor2; }
            set
            {
                this._backColor2 = value;
            }
        }

        protected override void OnMouseDown(MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Left)
            {
                this.BackColor = this._backColor2;
            }
        }


        protected override void OnMouseUp(MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Left)
            {
                this.BackColor = this._backColor1;

                this.OnTouchClick(e);

                //var rect = this.RectangleToScreen(this.ClientRectangle);
                //if (rect.Contains(Control.MousePosition))
                //{
                //    this.OnTouchClick(e);
                //}
            }
        }

    }
}