+ Added compound object 'box' sans bindings

OSCADSharp/OSCADSharp/OSCADSharp.csproj

@@ -48,6 +48,7 @@
     <Compile Include="OSCADObject.BaseTransform.cs" />
     <Compile Include="OSCADObject.BasicTransforms.cs" />
     <Compile Include="OSCADObject.Booleans.cs" />
+    <Compile Include="Solids\Compound\Box.cs" />
     <Compile Include="Solids\Imported\ImageImportOptions.cs" />
     <Compile Include="Utility\Images\CubistImageProcessor.cs" />
     <Compile Include="Utility\Images\HeightMapper.cs" />

OSCADSharp/OSCADSharp/Solids/Compound/Box.cs

@@ -0,0 +1,157 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using OSCADSharp.DataBinding;
+using OSCADSharp.Spatial;
+
+namespace OSCADSharp.Solids.Compound
+{
+    /// <summary>
+    /// Represents a four-sided container, by default it has a solid bottom and an open top.
+    /// </summary>
+    public class Box : OSCADObject
+    {
+        #region Attributes
+        /// <summary>
+        /// The thickness of the container walls
+        /// </summary>
+        public double WallThickness { get; set; } = .1;
+
+        /// <summary>
+        /// The Size of the box in terms of X/Y/Z units
+        /// </summary>
+        public Vector3 Size { get; set; } = new Vector3(1, 1, 1);
+
+        /// <summary>
+        /// If True, the center of the box will be at 0, 0, 0
+        /// 
+        /// If False (default) one corner will be centered at 0,0, 0, with the cube extending into the positive octant (positive X/Y/Z)
+        /// </summary>
+        public bool Center { get; set; } = false;
+
+        /// <summary>
+        /// If true, the container has a solid bottom
+        /// </summary>
+        public bool Bottom { get; set; } = true;
+
+        /// <summary>
+        /// If true, the container has a solid top, otherwise the top is open 
+        /// </summary>
+        public bool Top { get; set; } = false;
+        #endregion
+
+        #region Constructors
+        /// <summary>
+        /// Creates a box with the default initialization values
+        /// </summary>
+        public Box()
+        {
+        }
+        #endregion
+
+        #region Overrides        
+        /// <summary>
+        /// Converts this object to an OpenSCAD script
+        /// </summary>
+        /// <returns>Script for this object</returns>
+        public override string ToString()
+        {
+            OSCADObject inner = new Cube(new Vector3(this.Size.X - WallThickness*2, 
+                this.Size.Y - WallThickness*2, 
+                this.Size.Z - WallThickness*2),
+                this.Center);
+                        
+            if (!this.Bottom && !this.Top)
+            {
+                ((Cube)inner).Size.Z += WallThickness * 4;
+            }
+            else if (!this.Top)
+            {
+                ((Cube)inner).Size.Z += WallThickness*2;
+                inner = inner.Translate(0, 0, WallThickness);
+            }
+            else if (!this.Bottom)
+            {
+                ((Cube)inner).Size.Z += WallThickness*2;
+                inner = inner.Translate(0, 0, -WallThickness);
+            }
+
+
+            if (!this.Center)
+            {
+                inner = inner.Translate(this.WallThickness, this.WallThickness, this.WallThickness);
+            }
+
+            OSCADObject box = new Cube(this.Size, this.Center) - inner;
+
+            return box.ToString();
+        }
+        /// <summary>
+        /// Binds a a variable to a property on this object
+        /// </summary>
+        /// <param name="property">A string specifying the property such as "Diameter" or "Radius"</param>
+        /// <param name="variable">The variable to bind the to.  This variable will appear in script output in lieu of the 
+        /// literal value of the property</param>
+        public override void Bind(string property, Variable variable)
+        {
+            throw new NotImplementedException();
+        }
+
+        /// <summary>
+        /// Returns the approximate boundaries of this OpenSCAD object
+        /// </summary>
+        /// <returns></returns>
+        public override Bounds Bounds()
+        {
+            if (Center == false)
+            {
+                return new Bounds(new Vector3(), new Vector3(this.Size.X, this.Size.Y, this.Size.Z));
+            }
+            else
+            {
+                return new Bounds(new Vector3(-this.Size.X / 2, -this.Size.Y / 2, -this.Size.Z / 2),
+                                  new Vector3(this.Size.X / 2, this.Size.Y / 2, this.Size.Z / 2));
+            }
+        }
+
+        /// <summary>
+        /// Gets a copy of this object that is a new instance
+        /// </summary>
+        /// <returns></returns>
+        public override OSCADObject Clone()
+        {
+            return new Box()
+            {
+                Name = this.Name,
+                Size = this.Size,
+                Bottom = this.Bottom,
+                Top = this.Top,
+                Center = this.Center,
+                WallThickness = this.WallThickness
+            };
+        }
+
+        /// <summary>
+        /// Gets the position of this object's center (origin) in
+        /// world space
+        /// </summary>
+        /// <returns></returns>
+        public override Vector3 Position()
+        {
+            Vector3 position;
+            if (this.Center == false)
+            {
+                position = new Vector3(this.Size.X / 2, this.Size.Y / 2, this.Size.Z / 2);
+            }
+            else
+            {
+                position = new Vector3();
+            }
+
+            return position;
+        }
+        #endregion
+    }
+}

OSCADSharp/OSCADSharp/Solids/Cylinder.cs

@@ -274,6 +274,7 @@ namespace OSCADSharp.Solids
             {"minimumangle", "$fa" },
             {"minimumcircumferentiallength", "$fs" }
         });
+
         /// <summary>
         /// Binds a a variable to a property on this object
         /// </summary>