public static void PointDTest()
{
Console.WriteLine("++++++++++++++++++++PointD++++++++++++++++++++++");
PointD c1 = new PointD(102.01, 2990.19945);
Console.WriteLine("Point 01:{0}", c1.ToString());
try
{
PointD c2 = PointD.Parse(c1.ToString());
Console.WriteLine("Point 02:{0}", c2.ToString());
if (c2 == c1)
{
Console.WriteLine("01 == 02");
}
else
{
Console.WriteLine("01 != 02");
}
}
catch (Exception ex)
{
Console.WriteLine("PointD.Parse failed, {0}.", ex.Message);
}
Console.WriteLine("===============================================");
}
/// <summary>
/// 解析线段的字符串形式
/// </summary>
/// <param name="value">字符串</param>
/// <returns>如果解析成功，返回LineD类型，否则将抛出异常</returns>
/// <exception cref="System.FormatException">非法的字符串格式。</exception>
public static LineD Parse(String value)
{
Regex reg = new Regex(RegularExpressionString, RegexOptions.Compiled);
if (reg.IsMatch(value) == false)
{
throw new FormatException(String.Format("{0}'s string format is illegal. {1}", typeof(PointD).FullName, value));
}
MatchCollection collection = reg.Matches(value);
return(new LineD(PointD.Parse(collection[0].Groups["Starting"].Value), PointD.Parse(collection[0].Groups["End"].Value)));
}
/// <summary>
/// 解析多线段的字符串形式
/// </summary>
/// <param name="value">字符串</param>
/// <returns>如果解析成功，返回PolylineD类型，否则将抛出异常</returns>
/// <exception cref="System.FormatException">非法的字符串格式。</exception>
public static PolylineD Parse(String value)
{
if (value == "")
{
return(new PolylineD(null));
}
Regex reg = new Regex(RegularExpressionString, RegexOptions.Compiled);
if (reg.IsMatch(value) == false)
{
throw new FormatException(String.Format("{0}'s string format is illegal. {1}", typeof(PolylineD).FullName, value));
}
MatchCollection collection = reg.Matches(value);
CaptureCollection vertexs = collection[0].Groups["Point"].Captures;
List <PointD> points = new List <PointD>();
for (int i = 0; i < vertexs.Count; ++i)
{
points.Add(PointD.Parse(vertexs[i].Value));
}
return(new PolylineD(points.ToArray()));
}
