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43 lines
1.3 KiB
43 lines
1.3 KiB
/*************************************************************************************
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Toolkit for WPF
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Copyright (C) 2007-2020 Xceed Software Inc.
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This program is provided to you under the terms of the XCEED SOFTWARE, INC.
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COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at
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https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md
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For more features, controls, and fast professional support,
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pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
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Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
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***********************************************************************************/
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using System;
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using System.Windows;
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namespace Xceed.Wpf.Toolkit.Core.Utilities
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{
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internal static class PointHelper
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{
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public static double DistanceBetween( Point p1, Point p2 )
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{
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return Math.Sqrt( Math.Pow( p1.X - p2.X, 2 ) + Math.Pow( p1.Y - p2.Y, 2 ) );
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}
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public static Point Empty
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{
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get
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{
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return new Point( double.NaN, double.NaN );
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}
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}
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public static bool IsEmpty( Point point )
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{
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return DoubleHelper.IsNaN( point.X ) && DoubleHelper.IsNaN( point.Y );
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}
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}
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}
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