using GrxCAD.ApplicationServices;
using GrxCAD.DatabaseServices;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace HCTools
{
    public partial class Layerchange_Form : Form
    {
        public Layerchange_Form()
        {
            InitializeComponent();
        }

        private void button_choose_Click(object sender, EventArgs e)
        {
            FolderBrowserDialog open = new FolderBrowserDialog();
            open.Description = "请选择文件夹";
            if (open.ShowDialog() == System.Windows.Forms.DialogResult.OK)
            {
                textBox_dwgpath.Text = open.SelectedPath;
            }
            if (textBox_dwgpath.Text == "")
            { 
                MessageBox.Show("未选择文件夹");
                return;
            }
            // 获取dwg文件
            else
            {
                this.Hide();
                DirectoryInfo root = new DirectoryInfo(textBox_dwgpath.Text);
                List<String> filename = new List<string>();     //文件名
                FileInfo[] files = root.GetFiles();
                foreach (FileInfo file in files)
                {
                    if (file.Name.Substring(file.Name.Length - 4, 4) != ".dwg")
                        continue;
                    else
                        filename.Add(file.Name);
                }
                string dwg = textBox_dwgpath.Text + "\\" + filename[0];
                //获取文件中图层
                Document doc = GrxCAD.ApplicationServices.Application.DocumentManager.Add(dwg);
                Database database = doc.Database;
                using (Transaction traction = database.TransactionManager.StartTransaction())
                {
                    //存放所有图层名
                    List<string> alllayername = new List<string>();
                    LayerTable layertable = traction.GetObject(database.LayerTableId, OpenMode.ForRead) as LayerTable;
                    foreach (ObjectId objid in layertable)
                    {
                        LayerTableRecord layertablerecord = traction.GetObject(objid, OpenMode.ForRead) as LayerTableRecord;
                        alllayername.Add(layertablerecord.Name);
                    }

                    alllayername.Sort();

                    for (int i = 0; i < alllayername.Count; i++)
                    {
                        this.checkedListBox_tc.Items.Add(alllayername[i]);
                    }
                    traction.Commit();
                }
                doc.CloseAndDiscard();
                this.Show();
            }
        }

        private void button_ok_Click(object sender, EventArgs e)
        {
            if (textBox_dwgpath.Text == "")
            { 
                MessageBox.Show("未选择文件夹！");
                return;
            }
            else if (textBox_savepath.Text == "")
            { 
                MessageBox.Show("未选择保存路径！");
                return;
            }
            else
            {
                LayerChange.dwgpath = textBox_dwgpath.Text;
                List<string> list = new List<string>();
                for (int i = 0; i < checkedListBox_tc.CheckedItems.Count; i++)
                {
                    list.Add(checkedListBox_tc.CheckedItems[i].ToString());
                }
                LayerChange.lys = list;
                if (checkBox_delete.Checked == true)
                {
                    LayerChange lyc = new LayerChange();
                    LayerChange.flag = 0;
                    lyc.chagly();
                    this.Close();
                }
                if (checkBox_close.Checked == true)
                {
                    LayerChange lyc = new LayerChange();
                    LayerChange.flag = 1;
                    lyc.chagly();
                    this.Close();
                }
                if (checkBox_open.Checked == true)
                {
                    LayerChange lyc = new LayerChange();
                    LayerChange.flag = 2;
                    lyc.chagly();
                    this.Close();
                }
                if (checkBox_deletnull.Checked == true)
                {
                    LayerChange lyc = new LayerChange();
                    LayerChange.flag = 3;
                    lyc.chagly();
                    this.Close();
                }
                if (checkBox_deletself.Checked == true)
                {
                    LayerChange lyc = new LayerChange();
                    LayerChange.flag = 4;
                    lyc.chagly();
                    this.Close();
                }
            }
        }

        private void button_cancel_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void Layerchange_Form_Load(object sender, EventArgs e)
        {
            this.MaximizeBox = false;
            this.StartPosition = FormStartPosition.CenterScreen;
        }

        private void button_cssavepath_Click(object sender, EventArgs e)
        {
            FolderBrowserDialog open = new FolderBrowserDialog();
            open.Description = "请选择文件夹";
            if (open.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                textBox_savepath.Text = open.SelectedPath;
            LayerChange.savepath = textBox_savepath.Text;
        }

        private void checkBox_selectall_CheckedChanged(object sender, EventArgs e)
        {
            if (checkBox_selectall.Checked == true)
            {
                for (int i = 0; i < checkedListBox_tc.Items.Count; i++)
                {
                    checkedListBox_tc.SetItemCheckState(i, CheckState.Checked);
                }
            }
            else
            {
                for (int i = 0; i < checkedListBox_tc.Items.Count; i++)
                {
                    checkedListBox_tc.SetItemCheckState(i, CheckState.Unchecked);
                }
            }
        }
    }
}