Initial commit

.gitignore

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+bin
+obj
+/packages/*
+*.suo

CategoryTheme.cs

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+// Copyright 2014 - Felix Obermaier (www.ivv-aachen.de)
+//
+// This file is part of SharpMap.Rendering.Thematics.CategoryTheme.
+// SharpMap.Rendering.Decoration.Legend is free software; you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+// 
+// SharpMap.Rendering.Thematics.CategoryTheme 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 Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with SharpMap; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+using System;
+using System.Collections.Generic;
+
+namespace SharpMap.Rendering.Thematics
+{
+	using System;
+	using System.Collections.Generic;
+	using System.ComponentModel;
+	using System.Diagnostics;
+
+	using SharpMap.Data;
+	using SharpMap.Styles;
+	using SharpMap.Utilities;
+	///<summary>
+	///</summary>
+	[Serializable]
+	public class CategoryTheme<T> : /*NotificationObject,*/ ITheme
+		where T: IComparable<T>
+	{
+		private readonly List<ICategoryThemeItem<T>> _items = new List<ICategoryThemeItem<T>> ();
+
+		private string _columnName;
+
+		private bool _sorted;
+
+		public bool UseDefaultStyleForDbNull;
+
+		/// <summary>
+		/// The column name to get the value from
+		/// </summary>
+		public string ColumnName
+		{
+			get
+			{
+				return _columnName;
+			}
+			set
+			{
+				if (string.IsNullOrWhiteSpace(value))
+					throw new ArgumentNullException("value");
+				if (value.Equals(_columnName))
+					return;
+
+				_columnName = value;
+				//this.OnPropertyChanged("ColumnName");
+			}
+		}
+
+		private ICategoryThemeItem<T> _default;
+
+		/// <summary>
+		/// Gets or sets the default <see cref="IStyle"/>, used when the attribute value does not match the criteria
+		/// </summary>
+		public ICategoryThemeItem<T> Default
+		{
+			get
+			{
+				return this._default;
+			}
+			set
+			{
+				this._default = value;
+				//this.OnPropertyChanged("Default");
+			}
+		}
+
+		///<summary>
+		///</summary>
+		///<param name="cti"></param>
+		public void Add(ICategoryThemeItem<T> cti)
+		{
+			_items.Add(cti);
+			_sorted = false;
+			//this.OnPropertyChanged("Items");
+		}
+
+		///<summary>
+		///</summary>
+		public void Clear()
+		{
+			_items.Clear();
+			//this.OnPropertyChanged("Items");
+		}
+
+		/// <summary>
+		/// Method to evaluate the style
+		/// </summary>
+		public IStyle GetStyle(FeatureDataRow attribute)
+		{
+			Debug.Assert(!String.IsNullOrEmpty(_columnName));
+			Debug.Assert(_default != null);	
+
+			if (attribute == null)
+				throw new ArgumentNullException("attribute", "The attribute row must not be null!");
+
+			// If the row has no value return the default style
+			if (attribute.IsNull(_columnName) && UseDefaultStyleForDbNull) return _default.Style;
+
+			// Sort the list
+			if (!_sorted)
+			{
+				_items.Sort();
+				_sorted = true;
+			}
+
+			object val = attribute[_columnName];
+			if (val is T)
+			{
+				var tval = (T)val;
+				try
+				{
+					var cti = _items.Find(c => c.Matches(tval));
+					return cti.Style;
+				}
+				catch(ArgumentNullException)
+				{
+				}
+				//foreach (ICategoryThemeItem<T> categoryThemeItem in _items)
+				//{
+				//    if (categoryThemeItem.Matches(tval)) return categoryThemeItem.Style;
+				//}
+			}
+
+			return Default.Style;
+		}
+
+		/// <summary>
+		/// Method to expose all <see cref="ICategoryThemeItem{T}"/>s.
+		/// </summary>
+		/// <returns></returns>
+		public System.Collections.ObjectModel.ReadOnlyCollection<ICategoryThemeItem<T>> ItemsAsReadOnly()
+		{
+			return _items.AsReadOnly();
+		}
+
+	}
+}

CategoryThemeItem.cs

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+// Copyright 2014 - Felix Obermaier (www.ivv-aachen.de)
+//
+// This file is part of SharpMap.Rendering.Thematics.CategoryTheme.
+// SharpMap.Rendering.Decoration.Legend is free software; you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+// 
+// SharpMap.Rendering.Thematics.CategoryTheme 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 Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with SharpMap; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Diagnostics;
+
+using SharpMap.Data;
+using SharpMap.Styles;
+using SharpMap.Utilities;
+namespace SharpMap.Rendering.Thematics
+{
+
+	/// <summary>
+	/// Abstract base class for <see cref="ICategoryThemeItem{T}"/>
+	/// </summary>
+	/// <typeparam name="T"></typeparam>
+	[Serializable]
+	public abstract class CategoryThemeItem<T> : ICategoryThemeItem<T>
+		where T : IComparable<T>
+	{
+		private string _title;
+		private IStyle _style;
+
+
+		/// <summary>
+		/// Compares the current object with another of type <see cref="ICategoryThemeItem{T}"/>.
+		/// </summary>
+		/// <returns>
+		/// A value, that indicates the relative order of the compared objects. The value has the following meaning:
+		/// <list type="Table">
+		/// <item>&lt; 0</item><description>This object is less than the <paramref name="other"/>.</description>
+		/// <item>0</item><description>The object is equal</description>
+		/// <item>&gt;</item><description>This object is greater than the <paramref name="other"/>.</description>
+		/// </list>
+		/// Wert Bedeutung Kleiner als 0 (null) Dieses Objekt ist kleiner als der <paramref name="other"/>-Parameter.Zero Dieses Objekt ist gleich <paramref name="other"/>. Größer als 0 (null) Dieses Objekt ist größer als <paramref name="other"/>.
+		/// </returns>
+		/// <param name="other">An Object of type <see cref="ICategoryThemeItem{T}"/> that should be compared with this item.</param>
+		public abstract int CompareTo(ICategoryThemeItem<T> other);
+
+		/// <summary>
+		/// Evaluate that <paramref name="value"/> matches this <see cref="ICategoryThemeItem{T}"/>
+		/// </summary>
+		/// <param name="value">The value to test.</param>
+		/// <returns>true, if <paramref name="value"/></returns>
+		public abstract bool Matches(T value);
+
+		/// <summary>
+		/// Gets or sets the title for this <see cref="CategoryThemeItem{T}"/>
+		/// </summary>
+		public string Title
+		{
+			get
+			{
+				return this._title ?? this.ToString();
+			}
+			set
+			{
+				if (value.Equals(_title))
+					return;
+				this._title = value;
+				//this.OnPropertyChanged("Title");
+			}
+		}
+
+		/// <summary>
+		/// Gets or sets the <see cref="IStyle"/> for this <see cref="CategoryThemeItem{T}"/>
+		/// </summary>
+		public IStyle Style
+		{
+			get
+			{
+				return this._style;
+			}
+			set
+			{
+				if (value == null)
+					throw new ArgumentNullException("value");
+
+				if (value.Equals(_style))
+					return;
+
+				this._style = value;
+				//this.OnPropertyChanged("Style");
+			}
+		}
+
+	}
+}

CategoryThemeRangeItem.cs

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+// Copyright 2014 - Felix Obermaier (www.ivv-aachen.de)
+//
+// This file is part of SharpMap.Rendering.Thematics.CategoryTheme.
+// SharpMap.Rendering.Decoration.Legend is free software; you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+// 
+// SharpMap.Rendering.Thematics.CategoryTheme 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 Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with SharpMap; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Diagnostics;
+
+using SharpMap.Data;
+using SharpMap.Styles;
+using SharpMap.Utilities;
+
+namespace SharpMap.Rendering.Thematics
+{
+	/// <summary>
+	/// Implementation that
+	/// </summary>
+	/// <typeparam name="T"></typeparam>
+	[Serializable]
+	public class CategoryThemeRangeItem<T> : CategoryThemeItem<T>
+		where T : IComparable<T>
+	{
+		private T _lowerBound;
+		private T _upperBound;
+
+		///<summary>
+		/// Gets or sets the lower bound for this <see cref="CategoryThemeRangeItem{T}"/>
+		///</summary>
+		public T LowerBound
+		{
+			get
+			{
+				return this._lowerBound;
+			}
+			set
+			{
+				if (_lowerBound.CompareTo(value) == 0)
+					return;
+				this._lowerBound = value;
+				//this.OnPropertyChanged("LowerBound");
+			}
+		}
+
+
+		///<summary>
+		/// Gets or sets the upper bound for this <see cref="CategoryThemeRangeItem{T}"/>
+		///</summary>
+		public T UpperBound
+		{
+			get
+			{
+				return this._upperBound;
+			}
+			set
+			{
+				if (_upperBound.CompareTo(value) == 0)
+					return;
+				this._upperBound = value;
+				//this.OnPropertyChanged("UpperBound");
+			}
+		}
+
+		/// <summary>
+		/// Compares the current object with another of type <see cref="ICategoryThemeItem{T}"/>.
+		/// </summary>
+		/// <returns>
+		/// A value, that indicates the relative order of the compared objects. The value has the following meaning:
+		/// <list type="Table">
+		/// <item>&lt; 0</item><description>This object is less than the <paramref name="other"/>.</description>
+		/// <item>0</item><description>The object is equal</description>
+		/// <item>&gt;</item><description>This object is greater than the <paramref name="other"/>.</description>
+		/// </list>
+		/// </returns>
+		/// <param name="other">An Object of type <see cref="ICategoryThemeItem{T}"/> that should be compared with this item.</param>
+		public override int CompareTo(ICategoryThemeItem<T> other)
+		{
+			var o = other as CategoryThemeRangeItem<T>;
+			if (o == null) return -1;
+
+			if (this.Matches(o.LowerBound)) return 0;
+			if (this.Matches(o.UpperBound)) return 0;
+
+			return _lowerBound.CompareTo(o.LowerBound);
+		}
+
+
+		/// <summary>
+		/// Evaluate that <paramref name="value"/> matches this <see cref="ICategoryThemeItem{T}"/>
+		/// </summary>
+		/// <remarks>
+		/// <paramref name="value"/> matches if it is in the range [LowerBound, UpperBound[
+		/// </remarks>
+		/// <param name="value">The value to test.</param>
+		/// <returns>true, if <paramref name="value"/> matches.</returns>
+		public override bool Matches(T value)
+		{
+			if (_lowerBound.CompareTo(value) < 0) return false;
+			if (_upperBound.CompareTo(value) >= 0) return false;
+			return true;
+		}
+
+		public override string ToString()
+		{
+			return string.Format("{0} - {1}", _lowerBound, _upperBound);
+		}
+	}
+}