src/Tizen.NUI/src/internal/XamlBinding/RotationTypeConverter.cs

   1 using System;
   2 using System.Globalization;
   3
   4 namespace Tizen.NUI.Binding
   5 {
   6     internal class RotationTypeConverter : TypeConverter
   7     {
   8         public override object ConvertFromInvariantString(string value)
   9         {
  10             // public Rotation(Radian radian(float), Vector3 vector3)
  11             // Default: <View Orientation="45.0,12,13,0" />
  12             // Oritation="D:23, 0, 0, 1"
  13             // Oritation="R:23, 0, 0, 1"
  14             if (value != null)
  15             {
  16                 string[] parts = value.Split(',');
  17                 if (parts.Length == 4)
  18                 {
  19                     bool useDefault = true;
  20                     Radian radian = null;
  21                     string[] head = parts[0].Trim().Split(':');
  22                     if (head.Length == 2)
  23                     {
  24                         useDefault = false;
  25                         string radianOrDegree = head[0].Trim().ToLowerInvariant();
  26                         if (radianOrDegree == "d" || radianOrDegree == "degree")
  27                         {
  28                             // Oritation="D:23, 0, 0, 1"
  29                             radian = new Radian(new Degree(Single.Parse(head[1].Trim(), CultureInfo.InvariantCulture)));
  30                         }
  31                         else if (radianOrDegree == "r" || radianOrDegree == "radian")
  32                         {
  33                             // Oritation="R:23, 0, 0, 1"
  34                             radian = new Radian(Single.Parse(head[1].Trim(), CultureInfo.InvariantCulture));
  35                         }
  36                         else
  37                         {
  38                             throw new InvalidOperationException($"Cannot convert the first parameter \"{value}\" into Radian of {typeof(Rotation)}");
  39                         }
  40                     }
  41
  42                     if (useDefault)
  43                     {
  44                         // Default: <View Orientation="45.0,12,13,0" />
  45                         radian = new Radian(Single.Parse(parts[0].Trim(), CultureInfo.InvariantCulture));
  46                     }
  47
  48                     Vector3 vector3 = new Vector3(Single.Parse(parts[1].Trim(), CultureInfo.InvariantCulture),
  49                                                   Single.Parse(parts[2].Trim(), CultureInfo.InvariantCulture),
  50                                                   Single.Parse(parts[3].Trim(), CultureInfo.InvariantCulture));
  51                     return new Rotation(radian, vector3);
  52                 }
  53             }
  54
  55             throw new InvalidOperationException($"Cannot convert \"{value}\" into {typeof(Rotation)}");
  56         }
  57
  58         public override string ConvertToString(object value)
  59         {
  60             Rotation rotation = (Rotation)value;
  61             return rotation.ToString();
  62         }
  63     }
  64 }