using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using FastReport.Design;
using FastReport.Utils;
using FastReport.Forms;

namespace FastReport.Barcode
{
    internal class BarcodeObjectMenu : ReportComponentBaseMenu
    {
        private Report report;
        private SelectedObjectCollection selection;
        public ContextMenuItem miBarcodeType;
        public ContextMenuItem miAutoSize;
        public ContextMenuItem miShowText;

        private List<BarcodeObject> ModifyList
        {
            get
            {
                List<BarcodeObject> list = new List<BarcodeObject>();
                foreach (Base c in selection)
                {
                    if (c is BarcodeObject && !c.HasRestriction(Restrictions.DontModify))
                        list.Add(c as BarcodeObject);
                }
                return list;
            }
        }

        #region Private Methods
        private void CreateBarcodeTypes(BarcodeBase b)
        {
            string[] symbologyNames = Barcodes.GetSymbologyNames();
            for (int i = 0; i < symbologyNames.Length; i++)
            {
                ContextMenuItem mi = CreateMenuItem(symbologyNames[i], new EventHandler(miBarcodeType_Click));
                mi.Tag = symbologyNames[i];
                mi.Checked = symbologyNames[i] == b.Name;
                miBarcodeType.DropDownItems.Add(mi);
            }
        }

        private void miBarcodeType_Click(object sender, EventArgs e)
        {
            foreach (BarcodeObject c in ModifyList)
            {
                c.SymbologyName = (string)((sender as ContextMenuItem).Tag);
            }
            Change();
        }

        private void miAutoSize_Click(object sender, EventArgs e)
        {
            foreach (BarcodeObject c in ModifyList)
            {
                c.AutoSize = miAutoSize.Checked;
            }
            Change();
        }

        private void miShowText_Click(object sender, EventArgs e)
        {
            foreach (BarcodeObject c in ModifyList)
            {
                c.ShowText = miShowText.Checked;
            }
            Change();
        }
        #endregion

        public BarcodeObjectMenu(Designer designer) : base(designer)
        {
            report = designer.Report;
            selection = Designer.SelectedObjects;

            MyRes res = new MyRes("ComponentMenu,Barcode");
            miBarcodeType = CreateMenuItem(res.Get("BarcodeType"));
            miBarcodeType.BeginGroup = true;
            miAutoSize = CreateMenuItem(res.Get("AutoSize"), new EventHandler(miAutoSize_Click));
            miAutoSize.BeginGroup = true;
            miAutoSize.CheckOnClick = true;
            miShowText = CreateMenuItem(res.Get("ShowText"), new EventHandler(miShowText_Click));
            miShowText.CheckOnClick = true;

            int insertPos = Items.IndexOf(miCut);
            Items.Insert(insertPos, miBarcodeType);
            Items.Insert(insertPos + 1, miAutoSize);
            Items.Insert(insertPos + 2, miShowText);

            BarcodeObject barcode = selection[0] as BarcodeObject;
            CreateBarcodeTypes(barcode.Barcode);

            bool enabled = !barcode.HasRestriction(Restrictions.DontModify);
            miBarcodeType.Enabled = enabled;
            miAutoSize.Enabled = enabled;
            miShowText.Enabled = enabled;
            if (enabled)
            {
                miAutoSize.Checked = barcode.AutoSize;
                miShowText.Checked = barcode.ShowText;
            }
        }
    }
}