37 lines
1.0 KiB
C#
37 lines
1.0 KiB
C#
using System;
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using System.Collections;
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using System.Windows;
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namespace Microsoft.Research.DynamicDataDisplay.DataSources
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{
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/// <summary>This enumerator enumerates given enumerable object as sequence of points</summary>
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/// <typeparam name="T">Type parameter of source IEnumerable</typeparam>
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public sealed class EnumerablePointEnumerator<T> : IPointEnumerator {
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private readonly EnumerableDataSource<T> dataSource;
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private readonly IEnumerator enumerator;
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public EnumerablePointEnumerator(EnumerableDataSource<T> dataSource) {
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this.dataSource = dataSource;
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enumerator = dataSource.Data.GetEnumerator();
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}
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public bool MoveNext()
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{
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try{return enumerator.MoveNext();}
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catch(InvalidOperationException){return false;}
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}
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public void GetCurrent(ref Point p) {
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dataSource.FillPoint((T)enumerator.Current, ref p);
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}
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public void ApplyMappings(DependencyObject target) {
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dataSource.ApplyMappings(target, (T)enumerator.Current);
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}
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public void Dispose() {
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//enumerator.Reset();
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}
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}
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}
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