using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Printing;

namespace TBF.BenchControl.ResultsPrinters.Basic
{
	public class BasicPrintDocument : PrintDocument
	{
		/// <summary>
		/// Property variable for the Font the user wishes to use
		/// </summary>
		public Font Font
		{
			get { return font; }
			set { font = value; }
		}
		Font font;

		/// <summary>
		/// Data to print
		/// </summary>
		BenchControl.BenchId.Component benchId;
		IList<GenericDevices.IWaterMeter> waterMeters;
		IList<Entities.TestResult> results;
		string title;

		/// <summary>
		/// Constructor
		/// </summary>
		/// <param name="textToPrint">Text to be printed</param>
		public BasicPrintDocument(BenchControl.BenchId.Component benchId,
								  IList<GenericDevices.IWaterMeter> waterMeters,
								  IList<Entities.TestResult> results,
								  string title)
		{
			this.benchId = benchId;
			this.waterMeters = waterMeters;
			this.results = results;
			this.title = title;
		}

		/// <summary>
		/// Override the default onbeginPrint method of the PrintDocument Object
		/// </summary>
		/// <param name=e></param>
		/// <remarks></remarks>
		protected override void OnBeginPrint(System.Drawing.Printing.PrintEventArgs e)
		{
			base.OnBeginPrint(e);
			if (font == null) { font = new Font("Times New Roman", 10); }
		}

		/// <summary>
		/// Override the default OnPrintPage method of the PrintDocument.
		/// </summary>
		/// <param name=e></param>
		/// <remarks>This provides the print logic for our document</remarks>
		protected override void OnPrintPage(System.Drawing.Printing.PrintPageEventArgs e)
		{
			// Run base code
			base.OnPrintPage(e);

			/// Set print area size and margins (in dots using 80 dpi)
			int printHeight = base.DefaultPageSettings.PaperSize.Height - base.DefaultPageSettings.Margins.Top - base.DefaultPageSettings.Margins.Bottom;
			int printWidth = base.DefaultPageSettings.PaperSize.Width - base.DefaultPageSettings.Margins.Left - base.DefaultPageSettings.Margins.Right;
			int leftMargin = base.DefaultPageSettings.Margins.Left;	/// X
			int topMargin = base.DefaultPageSettings.Margins.Top;		/// Y

			/// Check if the user selected to print in Landscape mode
			/// if they did then we need to swap height/width parameters
			if (base.DefaultPageSettings.Landscape)
			{
				int tmp = printHeight;
				printHeight = printWidth;
				printWidth = tmp;
			}

			int x = leftMargin;
			int y = topMargin;

			/// Use the StringFormat class for the text layout of our document
			StringFormat format = new StringFormat(StringFormatFlags.LineLimit);

			foreach (var testResults in results)
			{
				RectangleF printArea = new RectangleF(x, y, printWidth, printHeight);
				e.Graphics.DrawString("Test: " + testResults.TestName, font, Brushes.Black, printArea);
				y += 30;

				printArea = new RectangleF(x + 100, y, printWidth, printHeight);
				e.Graphics.DrawString("Watermeter1:  Error = " + testResults.Meters[0].VolumeErrorPct.ToString() +
										"%  Result = " + testResults.Meters[0].Passed.ToString(),
									  font, Brushes.Black, printArea);
				y += 30;

				printArea = new RectangleF(x + 100, y, printWidth, printHeight);
				e.Graphics.DrawString("Watermeter2: " + testResults.Meters[1].Passed.ToString(),
									  font, Brushes.Black, printArea);
				y += 30;

				printArea = new RectangleF(x + 100, y, printWidth, printHeight);
				e.Graphics.DrawString("Watermeter3: " + testResults.Meters[2].Passed.ToString(),
									  font, Brushes.Black, printArea);
				y += 50;
			}

			e.HasMorePages = false;
		}
	}
}