using System;
using System.Drawing;
using ClearCanvas.Common;
using ClearCanvas.Desktop;
using ClearCanvas.Desktop.Actions;
using ClearCanvas.ImageViewer;
using ClearCanvas.ImageViewer.BaseTools;
using ClearCanvas.ImageViewer.Graphics;
using ClearCanvas.ImageViewer.PresentationStates.Dicom;
using Nullstack.ClearCanvas.ImageViewerTools.Overlays;

namespace Nullstack.ClearCanvas.ImageViewerTools
{
	[MenuAction("scram", "global-menus/mnDebug/mnImageViewer/mnHideOddOverlayGroups", "Scram")]
	[MenuAction("chess", "global-menus/mnDebug/mnImageViewer/mnDrawChessOverlayPattern", "Chess")]
	[MenuAction("chessshutter", "global-menus/mnDebug/mnImageViewer/mnDrawChessShutter", "ChessShutter")]
	[ExtensionOf(typeof (ImageViewerToolExtensionPoint))]
	internal class OverlayTool : ImageViewerTool
	{
		public void Scram()
		{
			DicomGraphicsPlane dgp = DicomGraphicsPlane.GetDicomGraphicsPlane((IDicomPresentationImage) base.SelectedPresentationImage, false);
			if (dgp == null)
				return;

			try
			{
				foreach (OverlayPlaneGraphic overlay in dgp.ImageOverlays)
				{
					if (overlay.Index%2 == 0)
						dgp.ImageOverlays.ActivateAsLayer(overlay, "OVERLAY #" + overlay.Index);
					else
						dgp.ImageOverlays.Deactivate(overlay);
				}

				dgp.Draw();
			}
			catch (Exception ex)
			{
				ExceptionHandler.Report(ex, base.Context.DesktopWindow);
			}
		}

		public void ChessShutter()
		{
			IImageGraphicProvider iigp = base.SelectedPresentationImage as IImageGraphicProvider;
			if (iigp == null)
				return;

			DicomGraphicsPlane dgp = DicomGraphicsPlane.GetDicomGraphicsPlane((IDicomPresentationImage) base.SelectedPresentationImage, false);
			if (dgp == null)
				return;

			try
			{
				OverlayPlaneGraphic userOverlay = new CheckerboardTestPattern().CreatePattern(new Size(iigp.ImageGraphic.Columns, iigp.ImageGraphic.Rows));
				userOverlay.Color = null;
				userOverlay.GrayPresentationValue = 0;// 32767;
				dgp.UserOverlays.Add(userOverlay);
				dgp.UserOverlays.ActivateAsShutter(userOverlay);
				dgp.Draw();
			}
			catch (Exception ex)
			{
				ExceptionHandler.Report(ex, base.Context.DesktopWindow);
			}
		}

		public void Chess()
		{
			IImageGraphicProvider iigp = base.SelectedPresentationImage as IImageGraphicProvider;
			if (iigp == null)
				return;

			DicomGraphicsPlane dgp = DicomGraphicsPlane.GetDicomGraphicsPlane((IDicomPresentationImage) base.SelectedPresentationImage, false);
			if (dgp == null)
				return;

			try
			{
				OverlayPlaneGraphic userOverlay = new CheckerboardTestPattern().CreatePattern(new Size(iigp.ImageGraphic.Columns, iigp.ImageGraphic.Rows));
				dgp.UserOverlays.Add(userOverlay);
				dgp.UserOverlays.ActivateAsLayer(userOverlay, "TESTPATTERN");
				dgp.Draw();
			}
			catch (Exception ex)
			{
				ExceptionHandler.Report(ex, base.Context.DesktopWindow);
			}
		}
	}
}