using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing;
using iTextSharp.text.pdf;
using iTextSharp.text;
using VEPROMS.CSLA.Library;

namespace Volian.Print.Library
{
	public partial class vlnMacro : vlnPrintObject
	{
		private bool _UseInternalY = false;
		// B2020-121: Account for Header on Caution or Note
		public bool UseInternalY { get => _UseInternalY; set => _UseInternalY = value; }
		private string _MacroDef;
		public string MacroDef
		{
			get { return _MacroDef; }
			set { _MacroDef = value; }
		}
		public vlnMacro(float xoffset, float yoffset, string macroDef)
		{
			YOffset = yoffset;
			XOffset = xoffset;
			MacroDef = macroDef;
		}
		public override float ToPdf(PdfContentByte cb, float yPageStart, ref float yTopMargin, ref float yBottomMargin)
		{
			cb.SaveState();
			MyContentByte = cb;
			float yLocation = CalculateYOffset(yPageStart, yTopMargin);
			if (UseInternalY) yLocation = YOffset;  // B2020-121: Account for Header on Caution or Note
			// Adjust the starting point for the Macro if the LPI is 7
			if (MyPageHelper.YMultiplier != 1) yLocation += SixLinesPerInch - _SevenLinesPerInch;
			VlnSvgPageHelper _MyPageHelper = cb.PdfWriter.PageEvent as VlnSvgPageHelper;
			PdfLayer textLayer = _MyPageHelper == null ? null : _MyPageHelper.TextLayer;
			if (textLayer != null) cb.BeginLayer(textLayer);
			MyContentByte = cb;
			System.Drawing.Color push = PrintOverride.SvgColor;
			PrintOverride.SvgColor = PrintOverride.TextColor == System.Drawing.Color.Empty ? System.Drawing.Color.Black : PrintOverride.TextColor;
			if (MyPageHelper != null && MyPageHelper.MySvg != null && MacroDef != null)
			{
				// C2018-004 create meta file for baseline compares
				Volian.Base.Library.BaselineMetaFile.WriteLine("MC X={0} Y={1} {2}", XOffset - MyPageHelper.MySvg.LeftMargin, yLocation + MyPageHelper.TableAdjustment, MacroDef);
				// PageList items are located with respect to the left margin, macros are not. 
				// B2019-094 - needed to account for TableAdjustment - checkoff in South Texas FSG20 Addendum 5 step 5
				MyPageHelper.MySvg.DrawMacro(MacroDef, XOffset - MyPageHelper.MySvg.LeftMargin, yLocation + MyPageHelper.TableAdjustment, cb);
			}
			PrintOverride.SvgColor = push;
			if (textLayer != null) cb.EndLayer();
			cb.RestoreState();
			return yPageStart;
		}
	}
}