// -- FILE ------------------------------------------------------------------ // name : RtfTextFormatCollection.cs // project : RTF Framelet // created : Leon Poyyayil - 2008.05.21 // language : c# // environment: .NET 2.0 // copyright : (c) 2004-2010 by Itenso GmbH, Switzerland // -------------------------------------------------------------------------- using System; namespace Itenso.Rtf.Model { // ------------------------------------------------------------------------ public sealed class RtfTextFormatCollection : ReadOnlyBaseCollection, IRtfTextFormatCollection { // ---------------------------------------------------------------------- public IRtfTextFormat this[ int index ] { get { return InnerList[ index ] as IRtfTextFormat; } } // this[ int ] // ---------------------------------------------------------------------- public bool Contains( IRtfTextFormat format ) { return IndexOf( format ) >= 0; } // Contains // ---------------------------------------------------------------------- public int IndexOf( IRtfTextFormat format ) { if ( format != null ) { // PERFORMANCE: most probably we should maintain a hashmap for fast searching ... int count = Count; for ( int i = 0; i < count; i++ ) { if ( format.Equals( InnerList[ i ] ) ) { return i; } } } return -1; } // IndexOf // ---------------------------------------------------------------------- public void CopyTo( IRtfTextFormat[] array, int index ) { InnerList.CopyTo( array, index ); } // CopyTo // ---------------------------------------------------------------------- public void Add( IRtfTextFormat item ) { if ( item == null ) { throw new ArgumentNullException( "item" ); } InnerList.Add( item ); } // Add // ---------------------------------------------------------------------- public void Clear() { InnerList.Clear(); } // Clear } // class RtfTextFormatCollection } // namespace Itenso.Rtf.Model // -- EOF -------------------------------------------------------------------
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