#region ================== Copyright (c) 2007 Pascal vd Heiden

/*
 * Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
 * This program is released under GNU General Public License
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 */

#endregion

#region ================== Namespaces

using System;
using System.Windows.Forms;
using CodeImp.DoomBuilder.Map;
using CodeImp.DoomBuilder.Data;
using CodeImp.DoomBuilder.Rendering;
using System.Collections.Generic;

#endregion

namespace CodeImp.DoomBuilder.Controls
{
	internal partial class SectorInfoPanel : UserControl
	{
		private int fullWidth; //mxd
		
		// Constructor
		public SectorInfoPanel()
		{
			// Initialize
			InitializeComponent();
			fullWidth = floorpanel.Width; //mxd
		}

		// This shows the info
		public void ShowInfo(Sector s)
		{
			string effectinfo;
			
			int sheight = s.CeilHeight - s.FloorHeight;

			// Lookup effect description in config
			if(General.Map.Config.SectorEffects.ContainsKey(s.Effect))
				effectinfo = General.Map.Config.SectorEffects[s.Effect].ToString();
			else if(s.Effect == 0)
				effectinfo = s.Effect + " - Normal";
			else
				effectinfo = s.Effect + " - Unknown";

			// Sector info
			sectorinfo.Text = " Sector " + s.Index + " (" + (s.Sidedefs == null ? "no" : s.Sidedefs.Count.ToString()) + " sidedefs)"; //mxd
			effect.Text = effectinfo;
			ceiling.Text = s.CeilHeight.ToString();
			floor.Text = s.FloorHeight.ToString();
			tag.Text = s.Tag + (General.Map.Options.TagLabels.ContainsKey(s.Tag) ? " (" + General.Map.Options.TagLabels[s.Tag] + ")" : string.Empty);
			height.Text = sheight.ToString();
			brightness.Text = s.Brightness.ToString();
			floorname.Text = s.FloorTexture;
			ceilingname.Text = s.CeilTexture;

			//mxd. Texture info
			if (s.LongFloorTexture == MapSet.EmptyLongName){
				labelFloorTextureSize.Visible = false;
				General.DisplayZoomedImage(floortex, Properties.Resources.MissingTexture);
			} else {
				ImageData floorImage = General.Map.Data.GetFlatImage(s.FloorTexture);
				DisplayTextureSize(labelFloorTextureSize, floorImage); 
				General.DisplayZoomedImage(floortex, floorImage.GetPreview());
			}

			if (s.LongCeilTexture == MapSet.EmptyLongName) {
				labelCeilTextureSize.Visible = false;
				General.DisplayZoomedImage(ceilingtex, Properties.Resources.MissingTexture);
			} else {
				ImageData ceilingImage = General.Map.Data.GetFlatImage(s.CeilTexture);
				DisplayTextureSize(labelCeilTextureSize, ceilingImage); //mxd
				General.DisplayZoomedImage(ceilingtex, ceilingImage.GetPreview());
			}

			//mxd
			bool showExtededFloorInfo = false;
			bool showExtededCeilingInfo = false;
			if(General.Map.UDMF) {
				if(s.Fields != null) {
					//sector colors
					labelLight.Visible = true;
					labelFade.Visible = true;
					panelLightColor.Visible = true;
					panelFadeColor.Visible = true;

					if(s.Fields.ContainsKey("lightcolor")) {
						panelLightColor.BackColor = PixelColor.FromInt(s.Fields.GetValue("lightcolor", 0xFFFFFF)).WithAlpha(255).ToColor();
						labelLight.Enabled = true;
					} else {
						panelLightColor.BackColor = System.Drawing.SystemColors.Control;
						labelLight.Enabled = false;
					}

					if(s.Fields.ContainsKey("fadecolor")) {
						panelFadeColor.BackColor = PixelColor.FromInt(s.Fields.GetValue("fadecolor", 0)).WithAlpha(255).ToColor();
						labelFade.Enabled = true;
					} else {
						panelFadeColor.BackColor = System.Drawing.SystemColors.Control;
						labelFade.Enabled = false;
					}

					//light
					if(s.Fields.ContainsKey("lightceiling") || s.Fields.ContainsKey("lightceilingabsolute")) {
						showExtededCeilingInfo = true;
						ceilingLight.Enabled = true;
						ceilingLightLabel.Enabled = true;

						int cl = s.Fields.GetValue("lightceiling", 0);

						if(s.Fields.GetValue("lightceilingabsolute", false))
							ceilingLight.Text = cl + " (abs.)";
						else
							ceilingLight.Text = cl + " (" + Math.Min(255, Math.Max(0, (cl + s.Brightness))) + ")";

					} else {
						ceilingLight.Text = "--";
						ceilingLight.Enabled = false;
						ceilingLightLabel.Enabled = false;
					}

					if(s.Fields.ContainsKey("lightfloor") || s.Fields.ContainsKey("lightfloorabsolute")) {
						showExtededFloorInfo = true;
						floorLight.Enabled = true;
						floorLightLabel.Enabled = true;

						int fl = s.Fields.GetValue("lightfloor", 0);

						if(s.Fields.GetValue("lightfloorabsolute", false))
							floorLight.Text = fl + " (abs.)";
						else
							floorLight.Text = fl + " (" + Math.Min(255, Math.Max(0, (fl + s.Brightness))) + ")";

					} else {
						floorLight.Text = "--";
						floorLight.Enabled = false;
						floorLightLabel.Enabled = false;
					}

					//ceiling offsets
					float panX = s.Fields.GetValue("xpanningceiling", 0f);
					float panY = s.Fields.GetValue("ypanningceiling", 0f);

					if(panX != 0 || panY != 0) {
						showExtededCeilingInfo = true;
						ceilingOffset.Enabled = true;
						ceilingOffsetLabel.Enabled = true;
						ceilingOffset.Text = String.Format("{0:0.##}", panX) + ", " + String.Format("{0:0.##}", panY);
					} else {
						ceilingOffset.Text = "--, --";
						ceilingOffset.Enabled = false;
						ceilingOffsetLabel.Enabled = false;
					}

					//floor offsets
					panX = s.Fields.GetValue("xpanningfloor", 0f);
					panY = s.Fields.GetValue("ypanningfloor", 0f);

					if(panX != 0 || panY != 0) {
						showExtededFloorInfo = true;
						floorOffset.Enabled = true;
						floorOffsetLabel.Enabled = true;
						floorOffset.Text = String.Format("{0:0.##}", panX) + ", " + String.Format("{0:0.##}", panY);
					} else {
						floorOffset.Text = "--, --";
						floorOffset.Enabled = false;
						floorOffsetLabel.Enabled = false;
					}

					//ceiling scale
					float scaleX = s.Fields.GetValue("xscaleceiling", 1.0f);//1.0f;
					float scaleY = s.Fields.GetValue("yscaleceiling", 1.0f);

					if(scaleX != 1.0f || scaleY != 1.0f) {
						showExtededCeilingInfo = true;
						ceilingScale.Enabled = true;
						ceilingScaleLabel.Enabled = true;
						ceilingScale.Text = String.Format("{0:0.##}", scaleX) + ", " + String.Format("{0:0.##}", scaleY);
					} else {
						ceilingScale.Text = "--, --";
						ceilingScale.Enabled = false;
						ceilingScaleLabel.Enabled = false;
					}

					//floor scale
					scaleX = s.Fields.GetValue("xscalefloor", 1.0f);
					scaleY = s.Fields.GetValue("yscalefloor", 1.0f);

					if(scaleX != 1.0f || scaleY != 1.0f) {
						showExtededFloorInfo = true;
						floorScale.Enabled = true;
						floorScaleLabel.Enabled = true;
						floorScale.Text = String.Format("{0:0.##}", scaleX) + ", " + String.Format("{0:0.##}", scaleY);
					} else {
						floorScale.Text = "--, --";
						floorScale.Enabled = false;
						floorScaleLabel.Enabled = false;
					}

					//rotation
					if(s.Fields.ContainsKey("rotationceiling")) {
						showExtededCeilingInfo = true;
						ceilingAngle.Enabled = true;
						ceilingAngleLabel.Enabled = true;
						ceilingAngle.Text = s.Fields["rotationceiling"].Value + "\u00B0";
					} else {
						ceilingAngle.Text = "-";
						ceilingAngle.Enabled = false;
						ceilingAngleLabel.Enabled = false;
					}

					if(s.Fields.ContainsKey("rotationfloor")) {
						showExtededFloorInfo = true;
						floorAngle.Enabled = true;
						floorAngleLabel.Enabled = true;
						floorAngle.Text = s.Fields["rotationfloor"].Value + "\u00B0";
					} else {
						floorAngle.Text = "-";
						floorAngle.Enabled = false;
						floorAngleLabel.Enabled = false;
					}
				}

				//Flags
				flags.Items.Clear();
				foreach(KeyValuePair<string, bool> group in s.Flags) {
					if(group.Value) {
						ListViewItem item = new ListViewItem(General.Map.Config.SectorFlags.ContainsKey(group.Key) ? General.Map.Config.SectorFlags[group.Key] : group.Key);
						item.Checked = true;
						flags.Items.Add(item);
					}
				}

				//mxd. Flags panel visibility and size
				flagsPanel.Visible = (flags.Items.Count > 0);
				if(flags.Items.Count > 0) {
					int itemWidth = flags.Items[0].GetBounds(ItemBoundsPortion.Entire).Width;
					if(itemWidth == 0) itemWidth = 96;
					flags.Width = itemWidth * (int)Math.Ceiling(flags.Items.Count / 5.0f);
					flagsPanel.Width = flags.Width + flags.Left * 2;
				}

			} else {
				panelFadeColor.Visible = false;
				panelLightColor.Visible = false;
				labelFade.Visible = false;
				labelLight.Visible = false;
				flagsPanel.Visible = false;
			}

			//panels size
			if(showExtededCeilingInfo) {
				ceilingpanel.Width = fullWidth;
				ceilingInfo.Visible = true;
			} else {
				ceilingInfo.Visible = false;
				ceilingpanel.Width = 84;
			}

			if(showExtededFloorInfo) {
				floorpanel.Width = fullWidth;
				floorInfo.Visible = true;
			} else {
				floorInfo.Visible = false;
				floorpanel.Width = 84;
			}


			// Show the whole thing
			this.Show();
			this.Update();
		}

		protected void DisplayTextureSize(Label label, ImageData texture) {
			if(General.Settings.ShowTextureSizes && texture.ImageState == ImageLoadState.Ready && !string.IsNullOrEmpty(texture.Name) && !(texture is UnknownImage)) {
				label.Visible = true;
				label.Text = texture.ScaledWidth + "x" + texture.ScaledHeight;
			} else {
				label.Visible = false;
			}
		}

		// When visible changed
		protected override void OnVisibleChanged(EventArgs e)
		{
			// Hiding panels
			if(!this.Visible)
			{
				floortex.BackgroundImage = null;
				ceilingtex.BackgroundImage = null;
			}

			// Call base
			base.OnVisibleChanged(e);
		}
	}
}