using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Mesnac.Controls.Intake.Base;
using System.Drawing.Design;
using System.IO;

namespace Mesnac.Controls.Intake
{
    [ToolboxBitmap(typeof(AirStraightTube), "ICONS.StraightTube.bmp")]//新添加的代码
    public partial class AirStraightTube : IntakeControl, ITube
    {
        #region  字段
        private bool bNewPic = false;
        protected Stream _imageStream;              //图片资源流
        Types _type;
        Statuses _status;
        string[,] sImages;
        string _statusName;
        /// <summary>
        /// 连接的下一个控件
        /// </summary>
        #endregion

        public AirStraightTube()
            : base()
        {
            InitializeComponent();
            Init();
            ReloadStream();
            Reload();
        }
        public enum Types
        {
            /// <summary>
            /// 空气横管
            /// </summary>
            ptAirH = 0, 
            /// <summary>
            /// 空气竖管
            /// </summary>
            ptAirV = 1, 
            /// <summary>
            /// 炭黑横管
            /// </summary>
            ptCarbonH = 2, 
            /// <summary>
            /// 炭黑竖管
            /// </summary>
            ptCarbonV=3
        }
        public enum Statuses
        {
            ptTurnOff = 0,
            ptTurnOn = 1
        }
        #region 属性
        
        public string StatusName
        {
            get
            {
                return _statusName;
            }
            set
            {
                _statusName = value;
            }
        }
        public Statuses Status
        {
            get
            {
                return _status;
            }
            set
            {
                if (bFirstCreated == true)
                {
                    bFirstCreated = false;
                }
                bool flag = false;
                if (_status != value)
                {
                    flag = true;
                    if (this.DesignMode == true)
                    {
                        bNewPic = true;
                    }
                }
                if ((int)value < 0)
                {
                    _status = (Statuses)0;
                }
                else if ((int)value > 1)
                {
                    _status = (Statuses)1;
                }
                else
                {
                    _status = value;
                }
                if (flag)
                {
                    ReloadStream();
                    //this.Refresh();
                    this.Reload();
                }
            }
        }
        public Types Type
        {
            get { return _type; }
            set
            {
                if (bFirstCreated == true)
                {
                    bFirstCreated = false;
                }
                if (_type != value)
                {
                    if (this.DesignMode == true)
                    {
                        bNewPic = true;
                    }
                }
                Types _tmpType = _type;

                _type = value;
                //if ((_tmpType != Types.ptAirH && value == Types.ptCarbonH || _tmpType != Types.ptCarbonH && value == Types.ptAirH))
                if ((_tmpType == Types.ptAirH || _tmpType == Types.ptCarbonH) && (value == Types.ptAirV || value == Types.ptCarbonV))
                {
                    int i = this.Height;
                    this.Height = this.Width;
                    this.Width = i;
                }
                //if ((_tmpType != Types.ptAirV && value == Types.ptCarbonV || _tmpType != Types.ptCarbonV && value == Types.ptAirV))
                if ((_tmpType == Types.ptAirV || _tmpType == Types.ptCarbonV) &&( value == Types.ptAirH || value == Types.ptCarbonH))
                {
                    int i = this.Width;
                    this.Width = this.Height;
                    this.Height = i;
                }


                ReloadStream();

                //this.Refresh();
                this.Reload();
            }
        }
        #endregion
        protected override void Init()
        {
            base.Init();
            _imageStream = null;
            sImages = new string[4, 2];

            sImages[0, 0] = "Mesnac.Controls.Intake.Resources.zg.airh.png";//
            sImages[0, 1] = "Mesnac.Controls.Intake.Resources.zg.airh1.png";//
            sImages[1, 0] = "Mesnac.Controls.Intake.Resources.zg.airv.png";//
            sImages[1, 1] = "Mesnac.Controls.Intake.Resources.zg.airv1.png";//

            sImages[2, 0] = "Mesnac.Controls.Intake.Resources.zg.carbonh.png";//
            sImages[2, 1] = "Mesnac.Controls.Intake.Resources.zg.carbonh1.png";//
            sImages[3, 0] = "Mesnac.Controls.Intake.Resources.zg.carbonv.png";//
            sImages[3, 1] = "Mesnac.Controls.Intake.Resources.zg.carbonv1.png";//

            _type = Types.ptCarbonH;
            this._status = Statuses.ptTurnOff;
        }
        private void PipeLink_Load(object sender, EventArgs e)
        {
            if (bFirstCreated == true && this.DesignMode == true)
            {
                bFirstCreated = false;
                Reload();
            }
        }
        private void ReloadStream()
        {
            //CloseStream();
            int ntype = (int)_type;
            int nIndex = (int)_status;

            _imageStream = _assembly.GetManifestResourceStream(sImages[ntype, nIndex]);


        }
        protected override void OnPaint(PaintEventArgs e)
        {
            if (_imageStream != null)
            {
                Graphics g = e.Graphics;
                Image img = Image.FromStream(_imageStream);

                if (bNewPic == true)
                {
                    this.Size = img.Size;
                    bNewPic = false;
                }

                g.DrawImage(img, 0, 0, this.Width, this.Height);
            }
        }
        private void Reload()
        {
            if (_imageStream != null)
            {
                Image img = Image.FromStream(_imageStream);
                pictureBox1.Image = img;
                pictureBox1.Refresh();
            }
        }
        private void StraightTube_Resize(object sender, EventArgs e)
        {
            if (_type == Types.ptAirH || _type == Types.ptCarbonH)
            {
                this.Height = 5;
            }
            else if (_type == Types.ptAirV || _type == Types.ptCarbonV)
            {
                this.Width = 5;
            }
        }
    }
}