FloatAttribute.cs

using System.Xml;
using Waher.Content;
using Waher.Script;
 
namespace Waher.Layout.Layout2D.Model.Attributes
{
    public class FloatAttribute : Attribute<float>
    {
        public FloatAttribute(string AttributeName, float Value, Layout2DDocument Document)
            : base(AttributeName, Value, Document)
        {
        }
 
        public FloatAttribute(XmlElement E, string AttributeName, Layout2DDocument Document)
            : base(E, AttributeName, true, Document)
        {
        }
 
        public FloatAttribute(string AttributeName, Expression Expression, Layout2DDocument Document)
            : base(AttributeName, Expression, Document)
        {
        }
 
        public override bool TryConvert(object Result, out float Value)
        {
            if (Result is double d)
            {
                Value = (float)d;
                return true;
            }
            else
                return base.TryConvert(Result, out Value);
        }
 
        public override bool TryParse(string StringValue, out float Value)
        {
            return CommonTypes.TryParse(StringValue, out Value);
        }
 
        public override string ToString(float Value)
        {
            return CommonTypes.Encode(Value);
        }
 
        public FloatAttribute CopyIfNotPreset(Layout2DDocument ForDocument)
        {
            if (this.HasPresetValue)
                return this;
            else
                return new FloatAttribute(this.Name, this.Expression, ForDocument);
        }
 
    }
}