Added Bounds() on OSCADObject + initial stubs in derived classes.

OSCADSharp/OSCADSharp/OSCADObject.cs

@@ -1,4 +1,5 @@
 using OSCADSharp.Booleans;
+using OSCADSharp.Spatial;
 using OSCADSharp.Transforms;
 using System;
 using System.Collections.Generic;
@@ -226,7 +227,13 @@ namespace OSCADSharp
         /// of the position.
         /// </summary>
         /// <returns></returns>
-        public abstract Vector3 Position();        
+        public abstract Vector3 Position();
+
+        /// <summary>
+        /// Returns the approximate boundaries of this OpenSCAD object
+        /// </summary>
+        /// <returns></returns>
+        public abstract Bounds Bounds();
 
         /// <summary>
         /// Creates a copy of this object and all of its children

OSCADSharp/OSCADSharp/OSCADSharp.csproj

@@ -44,6 +44,7 @@
   <ItemGroup>
     <Compile Include="Ids.cs" />
     <Compile Include="Sizes.cs" />
+    <Compile Include="Spatial\Bounds.cs" />
     <Compile Include="Spatial\Matrix.cs" />
     <Compile Include="Transforms\HulledObject.cs" />
     <Compile Include="Transforms\IMimicer.cs" />

OSCADSharp/OSCADSharp/Scripting/MultiBlockStatementObject.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using OSCADSharp.Spatial;
 
 namespace OSCADSharp.Scripting
 {
@@ -49,5 +50,10 @@ namespace OSCADSharp.Scripting
             var positions = this.children.Select(child => child.Position());
             return Vector3.Average(positions.ToArray());
         }
+
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
     }
 }

OSCADSharp/OSCADSharp/Solids/Cube.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using OSCADSharp.Spatial;
 
 namespace OSCADSharp.Solids
 {
@@ -105,6 +106,15 @@ namespace OSCADSharp.Solids
 
             return position;
         }
+
+        /// <summary>
+        /// Returns the approximate boundaries of this OpenSCAD object
+        /// </summary>
+        /// <returns></returns>
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
         #endregion
     }
 }

OSCADSharp/OSCADSharp/Solids/Cylinder.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using OSCADSharp.Spatial;
 
 namespace OSCADSharp.Solids
 {
@@ -118,7 +119,6 @@ namespace OSCADSharp.Solids
         #endregion
 
         #region Overrides
-
         /// <summary>
         /// Converts this object to an OpenSCAD script
         /// </summary>
@@ -167,6 +167,15 @@ namespace OSCADSharp.Solids
 
             return position;
         }
+
+        /// <summary>
+        /// Returns the approximate boundaries of this OpenSCAD object
+        /// </summary>
+        /// <returns></returns>
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
         #endregion
     }
 }

OSCADSharp/OSCADSharp/Solids/Sphere.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using OSCADSharp.Spatial;
 
 namespace OSCADSharp.Solids
 {
@@ -98,6 +99,15 @@ namespace OSCADSharp.Solids
         {
             return new Vector3();
         }
+
+        /// <summary>
+        /// Returns the approximate boundaries of this OpenSCAD object
+        /// </summary>
+        /// <returns></returns>
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
         #endregion
     }
 }

OSCADSharp/OSCADSharp/Solids/Text3D.cs

@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using OSCADSharp.Spatial;
 
 namespace OSCADSharp.Solids
 {
@@ -140,6 +141,15 @@ namespace OSCADSharp.Solids
         {
             return new Vector3();
         }
+
+        /// <summary>
+        /// Returns the approximate boundaries of this OpenSCAD object
+        /// </summary>
+        /// <returns></returns>
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
         #endregion
     }
 }

OSCADSharp/OSCADSharp/Spatial/Bounds.cs

@@ -0,0 +1,68 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OSCADSharp.Spatial
+{
+    /// <summary>
+    /// A set of boundaries
+    /// </summary>
+    public class Bounds
+    {
+        /// <summary>
+        /// Creates a set of boundaries with the corners specified 
+        /// to define its extremities
+        /// </summary>
+        /// <param name="bottomLeft"></param>
+        /// <param name="topRight"></param>
+        public Bounds(Vector3 bottomLeft, Vector3 topRight)
+        {
+            this.BottomLeft = bottomLeft;
+            this.TopRight = topRight;
+        }
+
+        #region Public Properties
+        /// <summary>
+        /// Represents the top-right corner of the bounds (prior to any transforms)
+        /// </summary>
+        public Vector3 TopRight { get; private set; }
+
+        /// <summary>
+        /// Represents the bottom-left corner of the bounds  (prior to any transforms)
+        /// </summary>
+        public Vector3 BottomLeft { get; private set; }
+
+        /// <summary>
+        /// X position with the greatest value
+        /// </summary>
+        public double X_Max { get { return TopRight.X > BottomLeft.X ? TopRight.X : BottomLeft.X; } }
+
+        /// <summary>
+        /// X position with the smallest value
+        /// </summary>
+        public double X_Min { get { return TopRight.X < BottomLeft.X ? TopRight.X : BottomLeft.X; } }
+
+        /// <summary>
+        /// Y position with the greatest value
+        /// </summary>
+        public double Y_Max { get { return TopRight.Y > BottomLeft.Y ? TopRight.Y : BottomLeft.Y; } }
+
+        /// <summary>
+        /// Y position with the smallest value
+        /// </summary>
+        public double Y_Min { get { return TopRight.Y < BottomLeft.Y ? TopRight.Y : BottomLeft.Y; } }
+
+        /// <summary>
+        /// Z position with the greatest value
+        /// </summary>
+        public double Z_Max { get { return TopRight.Z > BottomLeft.Z ? TopRight.Z : BottomLeft.Z; } }
+
+        /// <summary>
+        /// Z position with the smallest value
+        /// </summary>
+        public double Z_Min { get { return TopRight.Z < BottomLeft.Z ? TopRight.Z : BottomLeft.Z; } }
+        #endregion
+    }
+}

OSCADSharp/OSCADSharp/Transforms/ColoredObject.cs

@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using OSCADSharp.Spatial;
 
 namespace OSCADSharp.Transforms
 {
@@ -55,5 +56,10 @@ namespace OSCADSharp.Transforms
         {
             return this.obj.Position();
         }
+
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
     }
 }

OSCADSharp/OSCADSharp/Transforms/LinearExtrudedObject.cs

@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using OSCADSharp.Spatial;
 
 namespace OSCADSharp.Transforms
 {
@@ -52,5 +53,10 @@ namespace OSCADSharp.Transforms
         {
             throw new NotSupportedException();
         }
+
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
     }
 }

OSCADSharp/OSCADSharp/Transforms/MirroredObject.cs

@@ -74,5 +74,10 @@ namespace OSCADSharp.Transforms
             return (this.Normal.X != 0 && (this.Normal.Y != 0 || this.Normal.Z != 0)) ||
                 (this.Normal.Y != 0 && (this.Normal.X != 0 || this.Normal.Z != 0));
         }
+
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
     }
 }

OSCADSharp/OSCADSharp/Transforms/ResizedObject.cs

@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using OSCADSharp.Spatial;
 
 namespace OSCADSharp.Transforms
 {
@@ -53,5 +54,10 @@ namespace OSCADSharp.Transforms
         {
             throw new NotSupportedException("Position is not supported on Resized objects.");
         }
+
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
     }
 }

OSCADSharp/OSCADSharp/Transforms/RotatedObject.cs

@@ -54,5 +54,10 @@ namespace OSCADSharp.Transforms
         {
             return Matrix.GetRotatedPoint(this.obj.Position(), this.Angle.X, this.Angle.Y, this.Angle.Z);
         }
+
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
     }
 }

OSCADSharp/OSCADSharp/Transforms/ScaledObject.cs

@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using OSCADSharp.Spatial;
 
 namespace OSCADSharp.Transforms
 {
@@ -53,5 +54,10 @@ namespace OSCADSharp.Transforms
         {
             return obj.Position() * this.ScaleFactor;
         }
+
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
     }
 }

OSCADSharp/OSCADSharp/Transforms/TranslatedObject.cs

@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using OSCADSharp.Spatial;
 
 namespace OSCADSharp.Transforms
 {
@@ -50,5 +51,10 @@ namespace OSCADSharp.Transforms
         {
             return this.obj.Position() + this.Vector;
         }
+
+        public override Bounds Bounds()
+        {
+            throw new NotImplementedException();
+        }
     }
 }