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// CLLocationDistance.cs: Type wrapper for CLLocationDistance
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// Marek Safar (marek.safar@gmail.com)
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// Copyright 2012-2013, Xamarin, Inc
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// The class can be either constructed from a string (from user code)
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// or from a handle (from iphone-sharp.dll internal calls). This
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// delays the creation of the actual managed string until actually
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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using MonoMac.ObjCRuntime;
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namespace MonoMac.CoreLocation {
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public static class CLLocationDistance
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static double? max_distance;
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static double? filter_none;
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public static double MaxDistance {
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if (max_distance == null)
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max_distance = Dlfcn.GetDouble (Libraries.CoreLocation.Handle, "CLLocationDistanceMax");
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return max_distance.Value;
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public static double FilterNone {
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if (filter_none == null)
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filter_none = Dlfcn.GetDouble (Libraries.CoreLocation.Handle, "kCLDistanceFilterNone");
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return filter_none.Value;
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