26 lines
849 B
C#
26 lines
849 B
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace Microsoft.Research.DynamicDataDisplay.ViewportRestrictions
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{
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public sealed class DateTimeHorizontalAxisRestriction : ViewportRestriction
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{
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private readonly double minSeconds = new TimeSpan(DateTime.MinValue.Ticks).TotalSeconds;
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private readonly double maxSeconds = new TimeSpan(DateTime.MaxValue.Ticks).TotalSeconds;
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public override DataRect Apply(DataRect previousDataRect, DataRect proposedDataRect, Viewport2D viewport)
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{
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DataRect borderRect = DataRect.Create(minSeconds, proposedDataRect.YMin, maxSeconds, proposedDataRect.YMax);
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if (proposedDataRect.IntersectsWith(borderRect))
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{
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DataRect croppedRect = DataRect.Intersect(proposedDataRect, borderRect);
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return croppedRect;
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}
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return previousDataRect;
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}
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}
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}
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