internal void Add(int position, string character, int characterType, LinearPattern pattern)
{
int width = pattern.GetWidth();
LinearSymbol symbol = new LinearSymbol(character, characterType, pattern, width);
Symbols.Add(position, symbol);
MinimumWidth += width;
}
/// <summary>
/// Adds the check digit to the encode.
/// </summary>
private void AddCheckDigit()
{
// Return if no symbols have been encoded.
if (LinearEncoding.Symbols.Count == 0)
{
return;
}
_checkDigit = _checkDigit % 103;
LinearPattern symbolPattern = _patternDictionary[_checkDigit];
AddSymbolToEncode(_checkDigit.ToString(), 1, _checkDigit, symbolPattern);
}
/// <summary>
/// Adds the supplied section and control characters to the encode.
/// </summary>
/// <param name="lastSubset"></param>
/// <param name="sectionSubset"></param>
/// <param name="sectionValue"></param>
public void EncodeSection(Code128Subset lastSubset, Code128Subset sectionSubset, string sectionValue)
{
// Add the subset select or change control symbol to the encode
string character = GetSubsetAsString(sectionSubset);
int symbol = _symbologyCharEncode[GetSubsetAsString(lastSubset) + GetSubsetAsString(sectionSubset)];
LinearPattern symbolPattern = _patternDictionary[symbol];
AddSymbolToEncode(character, 1, symbol, symbolPattern);
ZplEncode += GetZplFunction(GetSubsetAsString(lastSubset) + GetSubsetAsString(sectionSubset));
// Add FNC1 symbol if GS1-128 Barcode
if (lastSubset == Code128Subset.Null && _isGs1)
{
symbol = _symbologyCharEncode["FNC1"];
symbolPattern = _patternDictionary[symbol];
AddSymbolToEncode("F1", 1, symbol, symbolPattern);
ZplEncode += GetZplFunction("FNC1");
}
if (sectionSubset == Code128Subset.C) //Subset C encoder
{
for (int encodePosition = 0; encodePosition <= sectionValue.Length - 1; encodePosition += 2)
{
// Encode the current numeric pair symbol
character = sectionValue.Substring(encodePosition, 2);
symbol = Convert.ToInt32(character);
symbolPattern = _patternDictionary[symbol];
AddSymbolToEncode(character, 0, symbol, symbolPattern);
ZplEncode += character;
}
}
else
{
for (int encodePosition = 0; encodePosition <= sectionValue.Length - 1; encodePosition++)
{
character = sectionValue.Substring(encodePosition, 1);
symbol = _symbologyCharEncode[((int)sectionValue[encodePosition]).ToString()];
symbolPattern = _patternDictionary[symbol];
AddSymbolToEncode(character, 0, symbol, symbolPattern);
if (sectionSubset == Code128Subset.A)
{
string subsetACode = "0" + symbol.ToString();
ZplEncode += subsetACode.Substring(subsetACode.Length - 2, 2);
}
else
{
ZplEncode += character;
}
}
}
}
/// <summary>
/// Adds the stop symbol to the encode.
/// </summary>
private void AddStopSymbol()
{
// Return if no symbols have been encoded.
if (LinearEncoding.Symbols.Count == 0)
{
return;
}
string character = "S";
int symbol = _symbologyCharEncode[character];
LinearPattern symbolPattern = _patternDictionary[symbol];
AddSymbolToEncode(character, 1, symbol, symbolPattern);
}
/// <summary>
/// Creates the barcode image element.
/// </summary>
/// <param name="linearEncoder"></param>
/// <param name="quietzone"></param>
/// <returns>The generated barcode image inside an ImageElement object.</returns>
internal static ImageElement GetBarcodeImage(LinearEncoder linearEncoder, int quietzone)
{
// Set the encoding image width from the minimum width multiplied by the x-dimension
int barcodeImageWidth = linearEncoder.LinearEncoding.MinimumWidth * linearEncoder.XDimension;
// Create a new bitmap image for the barcode based on the calculated dimensions
ImageElement barcodeElement = new ImageElement(new Bitmap(barcodeImageWidth, linearEncoder.BarcodeHeight));
barcodeElement.Image.SetResolution(linearEncoder.Dpi, linearEncoder.Dpi);
//Create a new graphics to draw on the barcode image
Graphics barcodeGraphics = Graphics.FromImage(barcodeElement.Image);
int xPosition = 0;
int yPosition = 0;
barcodeGraphics.FillRectangle(Brushes.White, xPosition, yPosition, barcodeElement.Image.Width, barcodeElement.Image.Height);
// Loop through each encoded symbol and convert to bars based on selected symbology
for (int symbol = 0; symbol <= linearEncoder.LinearEncoding.Symbols.Count - 1; symbol++)
{
LinearPattern symbolPattern = linearEncoder.LinearEncoding.Symbols[symbol].Pattern;
// Build the barcode symbol and insert
for (int module = 0; module <= symbolPattern.Count - 1; module++)
{
switch (symbolPattern[module].ModuleType)
{
case ModuleType.Bar: // Bar
int barWidth = symbolPattern[module].Width * linearEncoder.XDimension;
barcodeGraphics.FillRectangle(Brushes.Black, xPosition, yPosition, barWidth, linearEncoder.BarcodeHeight);
xPosition += barWidth;
barcodeGraphics.Flush();
break;
case ModuleType.Space: // Space
int spaceWidth = symbolPattern[module].Width * linearEncoder.XDimension;
xPosition += spaceWidth;
break;
}
}
}
barcodeElement.Position.XPosition = quietzone;
return(barcodeElement);
}
/// <summary>
/// Adds the given symbol to the encode.
/// </summary>
/// <param name="character"></param>
/// <param name="characterType"></param>
/// <param name="symbol"></param>
/// <param name="symbolPattern"></param>
private void AddSymbolToEncode(string character, int characterType, int symbol, LinearPattern symbolPattern)
{
int barcodePosition = LinearEncoding.Symbols.Count;
LinearEncoding.Add(character, characterType, symbolPattern);
if (barcodePosition == 0)
{
_checkDigit = symbol;
}
else
{
_checkDigit += (barcodePosition * symbol);
}
}
internal void Add(string character, int characterType, LinearPattern pattern)
{
int position = Symbols.Count;
Add(position, character, characterType, pattern);
}