Stat.cs

using System;
using System.Collections.Generic;
 
namespace be.gaudry.model
{
    public class Stat
    {
        #region declarations and constructors
        private string labelFormat;
        private double total;
        private Dictionary<string, double> values;
 
        public Stat()
        {
            values = new Dictionary<string, double>();
            labelFormat = "{0:0.0%} pour un total de {1}";
        }
        public Stat(Dictionary<string, double> values, string labelFormat)
        {
            this.values = values;
            foreach (double i in values.Values)
            {
                this.total += i;
            }
            this.labelFormat = labelFormat;
        }
        public Stat(string labelFormat)
            : this()
        {
            this.labelFormat = labelFormat;
        } 
        #endregion
 
        #region properties
 
        public Dictionary<string, double> Dictionary
        {
            get { return values; }
            set { this.values = value; }
        } 
        public double Total
        {
            get { return total; }
        }
 
        public double[] Values
        {
            get 
            {
                double[] tValues = new double[values.Count];
                int i = 0;
                foreach (KeyValuePair<string, double> kvp in values)
                {
                    tValues[i++] = kvp.Value;
                }
                return tValues; 
            }
        }
        public String[] Texts
        {
            get 
            {
 
                string[] texts = new string[values.Count];
                int i = 0;
                foreach (KeyValuePair<string, double> kvp in values)
                {
                    texts[i++] = kvp.Key;
                }
                return texts;  
            }
        }
 
        public String[] Labels
        {
            get
            {
                string[] labels;
                labels = new String[values.Count];
                int i = 0;
                foreach (KeyValuePair<string, double> kvp in values)
                {
                    labels[i++] = String.Format(labelFormat, ((double)kvp.Value / total), kvp.Value, kvp.Key);
                }
                return labels;
            }
        }
 
        public String LabelFormat
        {
            get { return labelFormat; }
            set { labelFormat = value; }
        } 
        #endregion
 
        #region public methods
        /// <summary>
        /// Increase value according to the key. Increase step is 1.
        /// </summary>
        /// <param name="key">string used as key to retreive the value to increase.</param>
        public void increase(string key)
        {
            increase(key, 1);
        }
        /// <summary>
        /// Increase value according to the key, with given step.
        /// </summary>
        /// <param name="key">string used as key to retreive the value to increase.</param>
        /// <param name="step">double used to increase the value according to the key.</param>
        public void increase(string key, double step)
        {
            if (!values.ContainsKey(key))
            {
                values.Add(key, 0);
            }
            total += step;
            values[key] += step;
        }
        /// <summary>
        /// Delete all key/value pairs and reset total.
        /// Don't reset labelFormat. 
        /// </summary>
        public void clear()
        {
            total = 0;
            values.Clear();
        }
        #endregion
    }
}