public GenericFindOperation(IFindStrategy ifs, ProgressCallback pc,
AsyncCallback ac) : base(pc, ac, true)
{
strategy = ifs;
strategy.Cancelled = false;
match = null;
}
public PatternHighlighter(DataBook db)
{
dataBook = db;
findStrategy = new BMFindStrategy();
foreach (DataViewDisplay dvd in dataBook.Children)
{
OnDataViewAdded(dvd.View);
}
dataBook.PageAdded += new DataView.DataViewEventHandler(OnDataViewAdded);
dataBook.Removed += new RemovedHandler(OnDataViewRemoved);
}
/// <summary>
/// Creates an instance of an integer based <see cref="UnionFind"/> data structure
/// </summary>
/// <param name="size">The number of elements to initialize the <see cref="UnionFind"/> instance with</param>
/// <param name="findStrategy">The find strategy to use when <see cref="Find(int)"/> is called</param>
/// <exception cref="ArgumentOutOfRangeException">Thrown if the inputted <paramref name="size"/> is less than or equal to 0</exception>
public UnionFind(int size, IFindStrategy findStrategy)
{
if (size <= 0)
{
throw new ArgumentOutOfRangeException(nameof(size), Resource.SizeMustBeGreaterThanZero);
}
this.elements = new int[size];
this.componentSizes = new int[size];
this.findStrategy = findStrategy;
for (var i = 0; i < size; i++)
{
this.elements[i] = i;
this.componentSizes[i] = 1;
}
this.ComponentCount = size;
}
/// <summary>
/// Creates an instance of the generic <see cref="GenericUnionFind{T}"/> with any <see cref="IFindStrategy"/>
/// </summary>
/// <exception cref="ArgumentNullException">Thrown if the inputted <paramref name="elements"/> array is null</exception>"
/// <exception cref="ArgumentException">Thrown if the inputted <paramref name="elements"/> array is empty</exception>
public UnionFind(T[] elements, IFindStrategy findStrategy)
{
if (elements == null)
{
throw new ArgumentNullException(nameof(elements));
}
if (elements.Length == 0)
{
throw new ArgumentException("Argument cannot be an empty array", nameof(elements));
}
this.unionFind = new UnionFind(elements.Length, findStrategy);
this.indexToElementLookup = new Dictionary <int, T>();
this.elementToIndexLookup = new Dictionary <T, int>();
for (var i = 0; i < elements.Length; i++)
{
this.indexToElementLookup.Add(i, elements[i]);
this.elementToIndexLookup.Add(elements[i], i);
}
}
public FindNextOperation(IFindStrategy ifs, ProgressCallback pc,
AsyncCallback ac) : base(ifs, pc, ac)
{
}
public ReplaceAllOperation(IFindStrategy ifs, ProgressCallback pc,
AsyncCallback ac, byte[] repPat) : base(ifs, pc, ac)
{
replacePattern = repPat;
}
public void TestFind(IFindStrategy findStrategy, int indexToFind, int expectedOutput)
{
var elements = new[] { 4, 1, 2, 0, 1, 5 };
Assert.That(findStrategy.Find(indexToFind, elements), Is.EqualTo(expectedOutput));
}
public InvalidStrategyArgumentTypeException(Type argType, IFindStrategy <T> strategy) : base()
{
ArgumentType = argType;
Strategy = strategy;
}
