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annotate MetroWpf/MetroWpf.Xaml/Converters/RotationAngleToSimplePositiveAngleConverter.cs @ 100:9b6855dc165e

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Updated System.Windows into Libs
author stevenhollidge <stevenhollidge@hotmail.com>
date Sat, 05 May 2012 23:04:16 +0100
parents 060f02cd4591
children
rev   line source
15
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1 //-----------------------------------------------------------------------
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2 // <copyright file="RotationAngleToSimplePositiveAngleConverter.cs" company="Microsoft">
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3 // Copyright (c) Microsoft Corporation. All rights reserved.
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4 // </copyright>
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5 // <summary>
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6 // IValueConverter to convert an angle, in degrees, to a 'simple' angle.
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7 // </summary>
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8 //-----------------------------------------------------------------------
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9
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10 namespace MetroWpf.Xaml.Converters
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11 {
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12 using System;
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13 using System.Windows.Data;
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14
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15 /// <summary>
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16 /// IValueConverter to convert an angle, in degrees, to a 'simple' angle, that is, an angle which lies between 0 and 360 degrees.
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17 /// </summary>
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18 public class RotationAngleToSimplePositiveAngleConverter : IValueConverter
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19 {
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20 /// <summary>
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21 /// Converts an angle, in degrees, to a 'simple' angle, that is, an angle which lies between 0 and 360 degrees.
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22 /// </summary>
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23 /// <param name="value">The original angle, in degrees.</param>
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24 /// <param name="targetType">The target type of the conversion.</param>
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25 /// <param name="parameter">The converter parameter.</param>
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26 /// <param name="culture">The application culture.</param>
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27 /// <returns>An angle between 0 and 360 degrees.</returns>
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28 public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
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29 {
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30 object convertedValue = null;
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31 try
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32 {
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33 double angle = System.Convert.ToDouble(value, culture);
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34 angle = angle % 360;
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35 if (angle < 0)
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36 {
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37 angle += 360.0;
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38 }
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39
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40 convertedValue = angle;
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41 }
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42 catch (InvalidCastException)
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43 {
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44 //ClientManager.ServiceProvider.Logger.Warning(e.Message);
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45 }
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46
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47 return convertedValue;
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48 }
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49
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50 /// <summary>
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51 /// Converts back to the original angle. Not implemented.
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52 /// </summary>
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53 /// <param name="value">The simple angle, in degrees.</param>
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54 /// <param name="targetType">The target type of the conversion.</param>
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55 /// <param name="parameter">The converter parameter.</param>
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56 /// <param name="culture">The application culture.</param>
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57 /// <returns>An angle in degrees.</returns>
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58 public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
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59 {
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60 throw new NotImplementedException();
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61 }
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62 }
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63 }