예제 #1
0
        /// <summary>
        /// Initializes a new instance of the <see cref="BaseTypeValue"/> class with
        /// values extracted from the byte store
        /// </summary>
        /// <param name="baseTypeDefinition">The base type definition.</param>
        /// <param name="theBytes">The bytes.</param>
        /// <param name="parent">The parent.</param>
        public BaseTypeValue(BaseTypeDefinition baseTypeDefinition, ByteStore theBytes, Value parent)
            : this(baseTypeDefinition, parent)
        {
            ulong tempValue = 0;
            switch (m_BaseTypeDefinition.FixedSizeBytes.Value)
            {
                case 0:
                    // Special case for end-markers for lists of elements
                    break;
                case 1:
                    tempValue = theBytes.GetByte();
                    break;
                case 2:
                    tempValue = theBytes.GetUint16();
                    break;
                case 4:
                    tempValue = theBytes.GetUint32();
                    break;
                case 8:
                    tempValue = theBytes.GetUint64();
                    break;
                default:
                    throw new DataDictionaryException(String.Format("{0} Illegal ByteSize {1}",
                        m_BaseTypeDefinition.Name,
                        m_BaseTypeDefinition.FixedSizeBytes.Value));
            }

            if (m_BaseTypeDefinition.IsSigned)
            {
                SignedValue = (long)tempValue;
            }
            else
            {
                UnsignedValue = tempValue;
            }
        }
예제 #2
0
        /// <summary>
        /// Initializes a new instance of the <see cref="EnumValue"/> class by extracting the
        /// encoded value from the byte store
        /// </summary>
        /// <param name="theEnumDefinition">The enum definition.</param>
        /// <param name="theBytes">The bytes.</param>
        /// <param name="parent">The parent.</param>
        public EnumValue(EnumDefinition theEnumDefinition, ByteStore theBytes, Value parent)
            : this(theEnumDefinition, parent)
        {
            switch (theEnumDefinition.FixedSizeBytes)
            {
                case 1:
                    IntegerValue = (int)theBytes.GetByte();
                    break;
                case 2:
                    IntegerValue = (int)theBytes.GetUint16();
                    break;
                case 4:
                    IntegerValue = (int)theBytes.GetUint32();
                    break;
                default:
                    throw new DataDictionaryException(string.Format("Illegal byte size {0} for enum {1}", theEnumDefinition.FixedSizeBytes, m_EnumDefinition.Name));
            }

            StringValue = m_EnumDefinition.IntegerValueToString(IntegerValue);
        }