using System;
using System.Collections.Generic;
using System.Text;

namespace Biff8Excel.Excel
{
    public class ExcelPrintSetup: IDisposable 
    {
        Records.WSBool m_wsBool;
        Records.Setup m_setup;
        Records.HCenter m_hCenter;
        Records.VCenter m_vCenter;

        Records.TMargin m_tMargin;
        Records.LMargin m_lMargin;
        Records.BMargin m_bMargin;
        Records.RMargin m_rMargin;

        Records.PrintGridLines m_printGrid;
        Records.PrintSheetHeaders m_printHeaders;

        ushort m_wsBoolOptions;
        ushort m_setupOptions;

        internal byte[] WriteRecord_SETUP()        
        {
            m_setup.OptionFlags = m_setupOptions;
            return m_setup.GetByte();
        }

        internal byte[] WriteRecord_WSBOOL()
        {
            m_wsBool.Options = m_wsBoolOptions;
            return m_wsBool.GetByte();
        }

        internal byte[] WriteRecord_HCENTER()        
        {
            return m_hCenter.GetByte();
        }

        internal byte[] Writerecord_VCENTER()
        {
            return m_vCenter.GetByte();
        }

        internal byte[] Writerecord_TMARGIN()
        {
            return m_tMargin.GetByte();
        }

        internal byte[] Writerecord_LMARGIN()
        {
            return m_lMargin.GetByte();
        }

        internal byte[] Writerecord_BMARGIN()
        {
            return m_bMargin.GetByte();
        }

        internal byte[] Writerecord_RMARGIN()
        {
            return m_rMargin.GetByte();
        }

        internal byte[] WriteRecord_PRINTGRID()
        {
            return m_printGrid.GetByte();
        }

        internal byte[] WriteRecord_PRINTHEADER()
        {
            return m_printHeaders.GetByte();
        }

        public EnumPaperSize PaperSize
        {
            set { m_setup.PaperSize = (ushort)value; }
        }

        public ushort ScaleFactor
        {
            set 
            {
                m_setup.ScaleFactor = value;

                m_wsBoolOptions = (ushort)(m_wsBoolOptions & (~0x100));       //sets printout to Scale mode
                m_wsBool.Options = m_wsBoolOptions;
            }
        }

        public bool StartPage
        {
            set 
            {
                m_setup.StartPage = (ushort)(value ? -1:0);
                m_setupOptions = (ushort)(m_setupOptions | 0x80);
            }
        }

        public ushort FitPagesWide
        {
            set
            {
                m_setup.FitPagesWide = value;
                m_wsBoolOptions = (ushort)(m_wsBoolOptions | 0x100); //sets printout to pages wide mode
                m_wsBool.Options = m_wsBoolOptions;
            }
        }

        public ushort FitPageHigh
        {
            set
            {
                m_setup.FitPagesHigh = value;
                m_wsBoolOptions = (ushort)(m_wsBoolOptions | 0x100); //sets printout to pages wide mode
                m_wsBool.Options = m_wsBoolOptions;
            }
        }

        public bool PrintPrintBlackAndWhite
        {
            set
            {
                if (value)
                    m_setupOptions = (ushort)(m_setupOptions | 0x8);
                else
                    m_setupOptions = (ushort)(m_setupOptions & (~0x8));
            }
        }

        public bool PrintDraftQuality
        {
            set 
            {
                if (value)
                {
                    m_setupOptions = (ushort)(m_setupOptions | 0x10);
                }
                else
                {
                    m_setupOptions = (ushort)(m_setupOptions & (~0x10));
                }

                m_setup.HorizontalDpi = 300;
                m_setup.VerticalDpi = 300;
            }
        }

        public EnumPaperOrientation Orientation
        {
            set 
            {
                if (value == EnumPaperOrientation.Portrait)
                    m_setupOptions = (ushort)(m_setupOptions | 0x2);
                else
                    m_setupOptions = (ushort)(m_setupOptions & (~0x2));
            }
        }

        public bool CenterHorizontally
        {
            set { m_hCenter.Center = (ushort)(value ? 1 : 0); }
        }

        public bool CenterVertically
        {
            set { m_vCenter.Center = (ushort)(value ? 1 : 0); }
        }

        /// <summary>
        /// 打印时是否加上表格线
        /// </summary>
        public bool PrintGridLines
        {
            set { m_printGrid.PrintLines = (ushort)(value ? 1 : 0); }
        }

        public bool PrintHeaders
        {
            set { m_printHeaders.PrintHeaders = (ushort)(value ? 1 : 0); }
        }

        public double HeaderMargin
        {
            set { m_setup.HeaderMargin = value / 2.5; }
        }

        public double FooterMargin
        {
            set { m_setup.FooterMargin = value / 2.5; }
        }

        public ushort Copies
        {
            set { m_setup.Copies = value; }
        }

        public double TopMargin
        {
            set { m_tMargin.Value = value / 2.5; }
        }

        public double LeftMargin
        {
            set { m_lMargin.Value = value / 2.5; }
        }

        public double BottomMargin
        {
            set { m_bMargin.Value = value / 2.5; }
        }

        public double RightMargin
        {
            set { m_rMargin.Value = value / 2.5; }
        }

        public ExcelPrintSetup()
        {
            m_setup = new Biff8Excel.Records.Setup();
            m_wsBool = new Biff8Excel.Records.WSBool();
            m_hCenter = new Biff8Excel.Records.HCenter();
            m_vCenter = new Biff8Excel.Records.VCenter();

            m_tMargin = new Biff8Excel.Records.TMargin();
            m_lMargin = new Biff8Excel.Records.LMargin();
            m_bMargin = new Biff8Excel.Records.BMargin();
            m_rMargin = new Biff8Excel.Records.RMargin();

            m_printGrid = new Biff8Excel.Records.PrintGridLines();
            m_printHeaders = new Biff8Excel.Records.PrintSheetHeaders();

            // default values
            m_wsBoolOptions = (ushort)(m_wsBoolOptions | 0x1);       // Show automatic page breaks
            m_wsBoolOptions = (ushort)(m_wsBoolOptions | 0x40);      // outline buttons below outline group
            m_wsBoolOptions = (ushort)(m_wsBoolOptions | 0x80);      // outline buttons right of outline group

            // default settings
            m_setup.PaperSize = 9;          // A4
            m_setup.ScaleFactor = 100;      // 100 percent
            m_setup.HorizontalDpi = 600;
            m_setup.VerticalDpi = 600;
            m_setup.Copies = 1;
            m_setup.FitPagesHigh = 1;
            m_setup.FitPagesWide = 1;
            m_setup.StartPage = 1;
            m_setup.HeaderMargin = 0.5;
            m_setup.FooterMargin = 0.5;

            m_setupOptions = (ushort)(m_setupOptions | 0x2);     // Portrait
            m_setup.OptionFlags = m_setupOptions ;

            // default margins
            m_tMargin.Value = 1;
            m_lMargin.Value = 0.7;
            m_bMargin.Value = 1;        
            m_rMargin.Value = 0.7;
        }

        #region IDisposable 成员

        public void Dispose()
        {
            m_setup = null;
            m_wsBool = null;
            m_hCenter = null;
            m_vCenter = null;

            m_tMargin = null;
            m_lMargin = null;
            m_bMargin = null;
            m_rMargin = null;

            m_printGrid = null;
            m_printHeaders = null;
        }

        #endregion
    }
}