internal EanUpcSupplement ResolveSupplement(string supplement)
{
EanUpcSupplement supp = null;
if (supplement != null && supplement.Length > 0)
{
supp = EanUpcSupplement.GetSupplementBarCode(this, supplement);
}
return(supp);
}
public override void Draw(IBarCodeBuilder builder, string data, string supplement)
{
// resolve the supplement barcode
EanUpcSupplement supp = ResolveSupplement(supplement);
// the data is Upca data
data = Validate(data, 12);
if (data[0] != '0' && data[0] != '1')
{
throw new BarCodeFormatException("Can't encode Upce for Upca Number System.");
}
// Upce data to be encoded
string upce = FromUpca(data);
// encode the Upce symbol using the number system and check digit of the Upca data
BitArray[] encoded = EncodeLeft(upce, ParityEncoder.Encode(data[0].ToString() + data[11]));
// calculate total width
float totalWidth = TotalWidth +
(supp == null ? 0 : SupplementOffset + supp.TotalWidth);
// set the canvas size
builder.Prepare(totalWidth, TotalHeight);
// draw the background
builder.DrawRectangle(BackColor, 0, 0, totalWidth, TotalHeight);
// draw the barcode
float x = 0, y = 0;
float[] textX = new float[3];
x += OffsetWidth + QuietZone;
y += OffsetHeight;
textX[0] = x;
x += TextWidth;
x = DrawSymbol(builder, x, y, BarHeight + GuardExtraHeight, LeftGuard);
textX[1] = x;
x = DrawSymbols(builder, x, y, BarHeight, encoded);
x = DrawSymbol(builder, x, y, BarHeight + GuardExtraHeight, RightGuard);
textX[2] = x;
// draw the text strings
DrawText(builder, textX, y - TextHeight, new string[] { data[0].ToString(), upce, data[11].ToString() });
// draw the supplement barcode, if one is present
if (supp != null)
{
supp.Draw(builder, supplement, x + TextWidth + SupplementOffset, y - OffsetHeight);
}
}
public override void Draw(IBarCodeBuilder builder, string data, string supplement)
{
// resolve the supplement barcode
EanUpcSupplement supp = ResolveSupplement(supplement);
// validate Ean13 data
data = Validate(data, 13);
// split the data in its sub components
string[] text = new string[] { data.Substring(0, 1), data.Substring(1, 6), data.Substring(7, 6) };
// encode the data
BitArray[] left = EncodeLeft(text[1], ParityEncoder.Encode(text[0]));
BitArray[] right = EncodeRight(text[2]);
// calculate total width
float totalWidth = TotalWidth +
(supp == null ? 0 : SupplementOffset + supp.TotalWidth);
// set the canvas size
builder.Prepare(totalWidth, TotalHeight);
// draw the background
builder.DrawRectangle(BackColor, 0, 0, totalWidth, TotalHeight);
// draw the barcode
float x = 0, y = 0;
float[] textX = new float[3];
x += OffsetWidth + QuietZone;
y += OffsetHeight;
textX[0] = x;
x += TextWidth;
x = DrawSymbol(builder, x, y, BarHeight + GuardExtraHeight, LeftGuard);
textX[1] = x;
x = DrawSymbols(builder, x, y, BarHeight, left);
x = DrawSymbol(builder, x, y, BarHeight + GuardExtraHeight, CenterGuard);
textX[2] = x;
x = DrawSymbols(builder, x, y, BarHeight, right);
x = DrawSymbol(builder, x, y, BarHeight + GuardExtraHeight, RightGuard);
// draw the text strings
DrawText(builder, textX, y - TextHeight, text);
// draw the supplement barcode, if one is present
if (supp != null)
{
supp.Draw(builder, supplement, x + SupplementOffset, y - OffsetHeight);
}
}
