@ work in progress

Source/Plugins/GZDoomEditing/ClassicModes/CeilingAlignMode.cs

@@ -0,0 +1,103 @@
+
+#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.Collections;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Text;
+using System.Windows.Forms;
+using System.IO;
+using System.Reflection;
+using CodeImp.DoomBuilder.Data;
+using CodeImp.DoomBuilder.Windows;
+using CodeImp.DoomBuilder.IO;
+using CodeImp.DoomBuilder.Map;
+using CodeImp.DoomBuilder.Rendering;
+using CodeImp.DoomBuilder.Geometry;
+using CodeImp.DoomBuilder.Editing;
+using System.Drawing;
+using CodeImp.DoomBuilder.Actions;
+
+#endregion
+
+namespace CodeImp.DoomBuilder.GZDoomEditing
+{
+	[EditMode(DisplayName = "Ceiling Align Mode",
+			  SwitchAction = "ceilingalignmode",
+			  ButtonImage = "CeilingAlign.png",
+			  ButtonOrder = int.MinValue + 211,
+			  ButtonGroup = "000_editing",
+			  Volatile = true)]
+
+	public class CeilingAlignMode : FlatAlignMode
+	{
+		#region ================== Constants
+
+		#endregion
+
+		#region ================== Variables
+
+		#endregion
+
+		#region ================== Properties
+
+		public override string XScaleName { get { return "xscaleceiling"; } }
+		public override string YScaleName { get { return "yscaleceiling"; } }
+		public override string XOffsetName { get { return "xpanningceiling"; } }
+		public override string YOffsetName { get { return "ypanningceiling"; } }
+		public override string RotationName { get { return "rotationceiling"; } }
+	
+		#endregion
+
+		#region ================== Constructor / Disposer
+
+		// Constructor
+		public CeilingAlignMode()
+		{
+		}
+
+		#endregion
+
+		#region ================== Methods
+
+		// Get the texture data to align
+		protected override ImageData GetTexture(Sector editsector)
+		{
+			return General.Map.Data.GetFlatImage(editsector.LongCeilTexture);
+		}
+
+		#endregion
+
+		#region ================== Events
+
+		// Mode engages
+		public override void OnEngage()
+		{
+			base.OnEngage();
+		}
+
+		// Mode disengages
+		public override void OnDisengage()
+		{
+			base.OnDisengage();
+		}
+
+		#endregion
+	}
+}

Source/Plugins/GZDoomEditing/ClassicModes/FlatAlignMode.cs

@@ -24,6 +24,7 @@ using System.Text;
 using System.Windows.Forms;
 using System.IO;
 using System.Reflection;
+using CodeImp.DoomBuilder.Data;
 using CodeImp.DoomBuilder.Windows;
 using CodeImp.DoomBuilder.IO;
 using CodeImp.DoomBuilder.Map;
@@ -37,14 +38,7 @@ using CodeImp.DoomBuilder.Actions;
 
 namespace CodeImp.DoomBuilder.GZDoomEditing
 {
-	[EditMode(DisplayName = "Flat Align Mode",
-			  SwitchAction = "flatalignmode",
-			  ButtonImage = "VisualModeZ.png",
-			  ButtonOrder = int.MinValue + 210,
-			  ButtonGroup = "000_editing",
-			  Volatile = true)]
-
-	public class FlatAlignMode : BaseClassicMode
+	public abstract class FlatAlignMode : BaseClassicMode
 	{
 		#region ================== Constants
 
@@ -53,13 +47,29 @@ namespace CodeImp.DoomBuilder.GZDoomEditing
 		#region ================== Variables
 
 		private ICollection<Sector> selection;
+		protected Sector editsector;
+		private ImageData texture;
+		private Vector2D texturegraboffset;
+		private float rotation;
+		private Vector2D scale;
+		private Vector2D offset;
+		
+		#endregion
+
+		#region ================== Properties
+
+		public abstract string XScaleName { get; }
+		public abstract string YScaleName { get; }
+		public abstract string XOffsetName { get; }
+		public abstract string YOffsetName { get; }
+		public abstract string RotationName { get; }
 
 		#endregion
 
 		#region ================== Constructor / Disposer
 
 		// Constructor
-		public FlatAlignMode()
+		protected FlatAlignMode()
 		{
 		}
 
@@ -67,6 +77,26 @@ namespace CodeImp.DoomBuilder.GZDoomEditing
 
 		#region ================== Methods
 
+		protected abstract ImageData GetTexture(Sector editsector);
+
+		// Transforms p from Texture space into World space
+		protected Vector2D TexToWorld(Vector2D p)
+		{
+			p /= scale;
+			p -= offset;
+			p = p.GetRotated(-rotation);
+			return p;
+		}
+
+		// Transforms p from World space into Texture space
+		protected Vector2D WorldToTex(Vector2D p)
+		{
+			p = p.GetRotated(rotation);
+			p += offset;
+			p *= scale;
+			return p;
+		}
+
 		#endregion
 
 		#region ================== Events
@@ -114,10 +144,44 @@ namespace CodeImp.DoomBuilder.GZDoomEditing
 				General.Interface.MessageBeep(MessageBeepType.Default);
 				General.Interface.DisplayStatus(StatusType.Info, "A selected sector is required for this action.");
 				General.Editing.CancelMode();
+				return;
+			}
+			editsector = General.GetByIndex(selection, 0);
+
+			// Get the texture
+			texture = GetTexture(editsector);
+			if((texture == null) || (texture == General.Map.Data.WhiteTexture) ||
+			   (texture.Width <= 0) || (texture.Height <= 0) || !texture.IsImageLoaded)
+			{
+				General.Interface.MessageBeep(MessageBeepType.Default);
+				General.Interface.DisplayStatus(StatusType.Info, "The selected sector must have a loaded texture to align.");
+				General.Editing.CancelMode();
+				return;
 			}
 			
-			// Find the nearest texture corner
+			// Cache the transformation values
+			rotation = Angle2D.DegToRad(editsector.Fields.GetValue(RotationName, 0.0f));
+			scale.x = editsector.Fields.GetValue(XScaleName, 1.0f);
+			scale.y = editsector.Fields.GetValue(YScaleName, 1.0f);
+			offset.x = editsector.Fields.GetValue(XOffsetName, 0.0f);
+			offset.y = -editsector.Fields.GetValue(YOffsetName, 0.0f);
 			
+			// We want the texture corner nearest to the center of the sector
+			Vector2D fp;
+			fp.x = (editsector.BBox.Left + editsector.BBox.Right) / 2;
+			fp.y = (editsector.BBox.Top + editsector.BBox.Bottom) / 2;
+
+			// Transform the point into texture space
+			fp = WorldToTex(fp);
+			
+			// Snap to the nearest left-top corner
+			fp.x = (float)Math.Round(fp.x / texture.ScaledWidth) * texture.ScaledWidth;
+			fp.y = (float)Math.Round(fp.y / texture.ScaledHeight) * texture.ScaledHeight;
+			texturegraboffset = fp;
+
+			// Transorm the point into world space
+			// fp = fp.GetRotated(rotation);
+			// fp = (fp / scale) + offset;
 		}
 
 		// Mode disengages
@@ -153,6 +217,13 @@ namespace CodeImp.DoomBuilder.GZDoomEditing
 			// Render overlay
 			if(renderer.StartOverlay(true))
 			{
+				Vector2D rightpoint = texturegraboffset + new Vector2D(texture.ScaledWidth, 0f);
+
+				Vector2D p1world = TexToWorld(texturegraboffset);
+				Vector2D p2world = TexToWorld(rightpoint);
+
+				renderer.RenderLine(p1world, p2world, 1f, General.Colors.Highlight, true);
+
 				renderer.Finish();
 			}
 

Source/Plugins/GZDoomEditing/ClassicModes/FloorAlignMode.cs

@@ -0,0 +1,103 @@
+
+#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.Collections;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Text;
+using System.Windows.Forms;
+using System.IO;
+using System.Reflection;
+using CodeImp.DoomBuilder.Data;
+using CodeImp.DoomBuilder.Windows;
+using CodeImp.DoomBuilder.IO;
+using CodeImp.DoomBuilder.Map;
+using CodeImp.DoomBuilder.Rendering;
+using CodeImp.DoomBuilder.Geometry;
+using CodeImp.DoomBuilder.Editing;
+using System.Drawing;
+using CodeImp.DoomBuilder.Actions;
+
+#endregion
+
+namespace CodeImp.DoomBuilder.GZDoomEditing
+{
+	[EditMode(DisplayName = "Floor Align Mode",
+			  SwitchAction = "flooralignmode",
+			  ButtonImage = "FloorAlign.png",
+			  ButtonOrder = int.MinValue + 210,
+			  ButtonGroup = "000_editing",
+			  Volatile = true)]
+
+	public class FloorAlignMode : FlatAlignMode
+	{
+		#region ================== Constants
+
+		#endregion
+
+		#region ================== Variables
+
+		#endregion
+
+		#region ================== Properties
+
+		public override string XScaleName { get { return "xscalefloor"; } }
+		public override string YScaleName { get { return "yscalefloor"; } }
+		public override string XOffsetName { get { return "xpanningfloor"; } }
+		public override string YOffsetName { get { return "ypanningfloor"; } }
+		public override string RotationName { get { return "rotationfloor"; } }
+
+		#endregion
+
+		#region ================== Constructor / Disposer
+
+		// Constructor
+		public FloorAlignMode()
+		{
+		}
+
+		#endregion
+
+		#region ================== Methods
+
+		// Get the texture data to align
+		protected override ImageData GetTexture(Sector editsector)
+		{
+			return General.Map.Data.GetFlatImage(editsector.LongFloorTexture);
+		}
+
+		#endregion
+
+		#region ================== Events
+
+		// Mode engages
+		public override void OnEngage()
+		{
+			base.OnEngage();
+		}
+
+		// Mode disengages
+		public override void OnDisengage()
+		{
+			base.OnDisengage();
+		}
+
+		#endregion
+	}
+}

Source/Plugins/GZDoomEditing/GZDoomEditing.csproj

@@ -42,7 +42,9 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="ClassicModes\BaseClassicMode.cs" />
+    <Compile Include="ClassicModes\CeilingAlignMode.cs" />
     <Compile Include="ClassicModes\FlatAlignMode.cs" />
+    <Compile Include="ClassicModes\FloorAlignMode.cs" />
     <Compile Include="General\BuilderPlug.cs" />
     <Compile Include="General\CopyStructures.cs" />
     <Compile Include="General\UndoGroup.cs" />
@@ -106,6 +108,10 @@
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
   </ItemGroup>
+  <ItemGroup>
+    <EmbeddedResource Include="Resources\CeilingAlign.png" />
+    <EmbeddedResource Include="Resources\FloorAlign.png" />
+  </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.

Source/Plugins/GZDoomEditing/Resources/Actions.cfg

@@ -12,13 +12,24 @@ gzdoomvisualmode
 	allowscroll = true;
 }
 
-flatalignmode
+flooralignmode
 {
-	title = "Flat Align Mode";
+	title = "Floor Align Mode";
 	category = "modes";
-	description = "Switches to the (G)ZDoom Flat Align mode.";
+	description = "Switches to the (G)ZDoom Floor Align mode.";
 	allowkeys = true;
 	allowmouse = true;
 	allowscroll = true;
 }
 
+ceilingalignmode
+{
+	title = "Ceiling Align Mode";
+	category = "modes";
+	description = "Switches to the (G)ZDoom Ceiling Align mode.";
+	allowkeys = true;
+	allowmouse = true;
+	allowscroll = true;
+}
+
+