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 vlnRNOSeparator : vlnPrintObject
	{
		private VE_Font _MyFont;
		public VE_Font MyFont
		{
			get { return _MyFont; }
			set { _MyFont = value; }
		}
		private bool _ExtendChangeBar;
		public bool ExtendChangeBar
		{
			get { return _ExtendChangeBar; }
			set { _ExtendChangeBar = value; }
		}
		private float _XLength = 0;
		public float XLength
		{
			get { return _XLength; }
			set { _XLength = value; }
		}

		/* if flag set and separator defined then output separator */
		/*if separator is a control-A use RNOSepLine*/
		public vlnRNOSeparator(vlnParagraph parent, PdfContentByte cb, string sepStr, float xoffset, float yoffset, FormatInfo formatInfo, bool extendChangeBar)
		{
			MyContentByte = cb;			// B2019-091: crash when printing  (note moved from the 'ToPdf' method)
			ExtendChangeBar = formatInfo.PlantFormat.FormatData.ProcData.ChangeBarData.ChangeBarToRNOSep ? extendChangeBar : false;
			YOffset = yoffset;
			XOffset = xoffset;
			XLength = formatInfo.PlantFormat.FormatData.SectData.StepSectionData.StepSectionPrintData.RNOSepLineLength??0;
			_MyParent = parent;
			MyFont = formatInfo.PlantFormat.FormatData.Font;
			if (XLength == 0)
			{
				if (sepStr != null)
					Rtf = GetRtf(sepStr, formatInfo.PlantFormat.FormatData.Font);
				else
					Rtf = "--------------------------";   //TODO - What should this be: is this Ctrl-A?
				Width = sepStr.Length * MyFont.CharsToTwips + _WidthAdjust;
			}
			else
			{
				Width = XLength;
				Height = SixLinesPerInch;
			}
		}
		public override float ToPdf(PdfContentByte cb, float yPageStart, ref float yTopMargin, ref float yBottomMargin)
		{
			float yLocation = CalculateYOffset(yPageStart, yTopMargin);
			if (XLength != 0)
			{
				cb.SaveState();
				VlnSvgPageHelper _MyPageHelper = cb.PdfWriter.PageEvent as VlnSvgPageHelper;
				PdfLayer textLayer = _MyPageHelper == null ? null : _MyPageHelper.TextLayer;
				if (textLayer != null) cb.BeginLayer(textLayer);
				iTextSharp.text.Color lineColor = new iTextSharp.text.Color(PrintOverride.OverrideChangeBarColor(System.Drawing.Color.Black));
				cb.SetColorStroke(lineColor);
				cb.SetLineWidth(.5F);
				// C2018-004 create meta file for baseline compares
				Volian.Base.Library.BaselineMetaFile.WriteLine("RNOSepLn X1={0} Y1={1} X2={2} Y2={3}", XOffset, yLocation - 7, XOffset + XLength, yLocation - 7);
				cb.MoveTo(XOffset/* + xAdj */, yLocation - 7);
				cb.LineTo(XOffset + XLength, yLocation-7);
				cb.Stroke();
				if (textLayer != null) cb.EndLayer();
				cb.RestoreState();
			}
			else
				Rtf2Pdf.TextAt(cb, IParagraph, XOffset, yLocation, Width, 100, "", yBottomMargin);
			MyPageHelper.BottomContent = yLocation-SixLinesPerInch;
			return yPageStart;
		}
	}
}