/// <summary>Constructor</summary>
/// <param name="values">byte[] - The values to be rendered</param>
/// <param name="size">XSize - The size of the bar code</param>
/// <param name="direction">CodeDirection - Indicates the direction to draw the bar code</param>
/// <param name="code128Code">Code_128_Code_Types - Indicates which of the codes to use when rendering the bar code.
/// The options are A, B, or buffer.</param>
public Code128(byte[] values, XSize size, CodeDirection direction, Code_128_Code_Types code128Code)
: base(null, size, direction)
{
if (!Enum.IsDefined(typeof(Code_128_Code_Types), code128Code))
{
throw new ArgumentOutOfRangeException("Parameter code128Code (Code_128_Code_Types) is invalid");
}
if (Patterns == null)
{
Load();
}
Code128Code = code128Code;
Values = values;
}
/// <summary>Constructor</summary>
/// <param name="text">String - The text to be coded</param>
/// <param name="size">XSize - The size of the bar code</param>
/// <param name="direction">CodeDirection - Indicates the direction to draw the bar code</param>
/// <param name="code128Code">Code_128_Code_Types - Indicates which of the codes to use when rendering the bar code.
/// The options are A, B, or buffer.</param>
public Code128(string text, XSize size, CodeDirection direction, Code_128_Code_Types code128Code)
: this((byte[])null, size, direction, code128Code)
{
this.Text = text;
// Create the array to hold the values to be rendered
if (Code128Code == Code_128_Code_Types.CodeC)
{
// Ensure that the text is an even length
if ((text.Length % 2) == 1)
{
throw new ArgumentOutOfRangeException("Parameter text (string) must have an even length for Code 128 - Code C");
}
Values = new byte[text.Length / 2];
}
else
{
Values = new byte[text.Length];
}
String buffer = "";
for (int x = 0; x < text.Length; x++)
{
switch (Code128Code)
{
case Code_128_Code_Types.CodeA:
if (text[x] < 32)
{
Values[x] = (byte)(text[x] + 64);
}
else if ((text[x] >= 32) && (text[x] < 64))
{
Values[x] = (byte)(text[x] - 32);
}
else
{
Values[x] = (byte)text[x];
}
break;
case Code_128_Code_Types.CodeB:
Values[x] = (byte)(text[x] - 32);
break;
case Code_128_Code_Types.CodeC:
if ((text[x] >= '0') && (text[x] <= '9'))
{
buffer += text[x];
if (buffer.Length == 2)
{
Values[x / 2] = byte.Parse(buffer);
buffer = "";
}
}
else
{
throw new ArgumentOutOfRangeException("Parameter text (string) can only contain numeric characters for Code 128 - Code C");
}
break;
}
}
CheckValues();
}
