protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
//10 narrow space queit zone + 2 narrow bars for the STOP
width += (codes.Count * 11 * settings.NarrowWidth) + (2 * 10 * settings.NarrowWidth) + (2 * settings.NarrowWidth);
return(base.OnCalculateWidth(width, settings, codes));
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
foreach (int item in codes)
{
width += (PatternSet[item].NarrowCount * settings.NarrowWidth) + (PatternSet[item].WideCount * settings.WideWidth);
}
return(base.OnCalculateWidth(width, settings, codes));
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
foreach (int item in codes)
{
width += (PatternSet[item].WideCount * settings.WideWidth) + (PatternSet[item].NarrowCount * settings.NarrowWidth);
}
return base.OnCalculateWidth(width, settings, codes);
}
/// <summary>
/// Modify the height
/// </summary>
/// <param name="height">calculated pixel height</param>
/// <param name="codes">parsed value</param>
/// <returns>new pixel height</returns>
protected virtual int OnCalculateHeight(int height, BarcodeSettings settings, CodedValueCollection codes)
{
height = settings.TopMargin + settings.BarHeight + settings.BottomMargin;
if (settings.IsTextShown)
{
height += Convert.ToInt32(settings.Font.GetHeight()) + settings.TextPadding;
}
return(height);
}
public BarcodeBase(BarcodeSettings settings)
{
DefaultSettings = settings;
Init();
if (PatternSet == null)
{
lock (TheLock)
{
if (PatternSet == null)
CreatePatternSet();
}
}
}
public BarcodeBase(BarcodeSettings settings)
{
DefaultSettings = settings;
Init();
if (PatternSet == null)
{
lock (TheLock)
{
if (PatternSet == null)
{
CreatePatternSet();
}
}
}
}
/// <summary>
/// Calculates the size of the barcode image & sets the margins if a size is defined
/// </summary>
/// <param name="settings">setting in use with this barcode</param>
/// <param name="codes">The encoded barcode data</param>
/// <returns>size of the resultant image</returns>
private Size GetDimensions(BarcodeSettings settings, CodedValueCollection codes)
{
int width = OnCalculateWidth(0, settings, codes);
int height = OnCalculateHeight(0, settings, codes);
if (settings.MaxWidth > 0 && width > settings.MaxWidth)
{
throw new BarcodeSizeException("The barcode width exceeds the maximum allowed width");
}
if (settings.MaxHeight > 0 && height > settings.MaxHeight)
{
throw new BarcodeSizeException("The barcode height exceeds the maximum allowed height");
}
if (settings.Width > 0)
{
if (settings.Width < width)
{
throw new BarcodeSizeException("The barcode width is larger than the defined width");
}
settings.LeftMargin = (settings.Width - width) / 2;
settings.RightMargin = settings.Width - width - settings.LeftMargin;
width = settings.Width;
}
if (settings.Height > 0)
{
if (settings.Height < height)
{
throw new BarcodeSizeException("The barcode height is larger than the defined height");
}
settings.TopMargin = (settings.Height - height) / 2;
settings.BottomMargin = settings.Height - height - settings.TopMargin;
height = settings.Height;
}
return(new Size((int)Math.Ceiling(width * settings.Scale), (int)Math.Ceiling(height * settings.Scale)));
}
/// <summary>
/// Main function to draw the barcode
/// </summary>
/// <param name="settings">setting in use with this barcode</param>
/// <param name="text">text to encode</param>
/// <returns>bitmap image of the barcode</returns>
protected Bitmap Paint(BarcodeSettings settings, string text)
{
State state = new State(settings, settings.LeftMargin, settings.TopMargin);
state.Codes = new CodedValueCollection();
state.Text = ParseText(text, state.Codes);
if (settings.IsChecksumCalculated)
{
AddChecksumEventArgs args = new AddChecksumEventArgs(state);
OnAddChecksum(args);
state.Text = args.Text;
}
Size size = GetDimensions(settings, state.Codes);
Bitmap b = new Bitmap(size.Width, size.Height); //, System.Drawing.Imaging.PixelFormat.Format16bppGrayScale);
state.Canvas = Graphics.FromImage(b);
Paint(state);
return(b);
}
/// <summary>
/// Main entry point for generating the barcode
/// </summary>
/// <param name="text">text to encode</param>
/// <param name="settings">setting to use to overide the defaults</param>
/// <returns>bitmap of the generated barcode</returns>
public Bitmap Generate(string text, BarcodeSettings settings)
{
return(Paint(settings, text));
}
/// <summary>
/// Calculates the size of the barcode image & sets the margins if a size is defined
/// </summary>
/// <param name="settings">setting in use with this barcode</param>
/// <param name="codes">The encoded barcode data</param>
/// <returns>size of the resultant image</returns>
private Size GetDimensions(BarcodeSettings settings, CodedValueCollection codes)
{
int width = OnCalculateWidth(0, settings, codes);
int height = OnCalculateHeight(0, settings, codes);
if (settings.MaxWidth > 0 && width > settings.MaxWidth)
throw new BarcodeSizeException("The barcode width exceeds the maximum allowed width");
if (settings.MaxHeight > 0 && height > settings.MaxHeight)
throw new BarcodeSizeException("The barcode height exceeds the maximum allowed height");
if (settings.Width > 0)
{
if (settings.Width < width)
throw new BarcodeSizeException("The barcode width is larger than the defined width");
settings.LeftMargin = (settings.Width - width) / 2;
settings.RightMargin = settings.Width - width - settings.LeftMargin;
width = settings.Width;
}
if (settings.Height > 0)
{
if (settings.Height < height)
throw new BarcodeSizeException("The barcode height is larger than the defined height");
settings.TopMargin = (settings.Height - height) / 2;
settings.BottomMargin = settings.Height - height - settings.TopMargin;
height = settings.Height;
}
return new Size((int)Math.Ceiling(width * settings.Scale), (int)Math.Ceiling(height * settings.Scale));
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
width += (settings.NarrowWidth * ((codes.Count * 7) + 11)) + (DigitGrouping[0] * 7 * settings.NarrowWidth);
return base.OnCalculateWidth(width, settings, codes);
}
/// <summary>
/// Main entry point for generating the barcode
/// </summary>
/// <param name="text">text to encode</param>
/// <param name="settings">setting to use to overide the defaults</param>
/// <returns>bitmap of the generated barcode</returns>
public Bitmap Generate(string text, BarcodeSettings settings)
{
return Paint(settings, text);
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
width += (settings.NarrowWidth * ((codes.Count * 7) + 11)) + (DigitGrouping[0] * 7 * settings.NarrowWidth);
return(base.OnCalculateWidth(width, settings, codes));
}
public State(BarcodeSettings settings, int left, int top)
{
Left = left;
Top = top;
Settings = settings;
}
/// <summary>
/// Modify the width calculation
/// </summary>
/// <param name="width">calculated pixel width</param>
/// <param name="codes">parsed value</param>
/// <returns>new pixel width</returns>
protected virtual int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
return width + settings.LeftMargin + settings.RightMargin + ((codes.Count - 1) * settings.ModulePadding);
}
public Bitmap Generate(GS1.GS1Builder value, BarcodeSettings settings)
{
AiMarker = value.FNC1;
_Value = value;
return(Generate(value.ToString(), settings));
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
//10 narrow space queit zone + 2 narrow bars for the STOP
width += (codes.Count * 11 * settings.NarrowWidth) + (2 * 10 * settings.NarrowWidth) + (2 * settings.NarrowWidth);
return base.OnCalculateWidth(width, settings, codes);
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
width += (settings.WideWidth + settings.NarrowWidth) * 27; //1+8+5+4+8+1
return base.OnCalculateWidth(width, settings, codes);
}
/// <summary>
/// Modify the width calculation
/// </summary>
/// <param name="width">calculated pixel width</param>
/// <param name="codes">parsed value</param>
/// <returns>new pixel width</returns>
protected virtual int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
return(width + settings.LeftMargin + settings.RightMargin + ((codes.Count - 1) * settings.ModulePadding));
}
protected override int OnCalculateHeight(int height, BarcodeSettings settings, CodedValueCollection codes)
{
height -= (settings.BarHeight - settings.MediumHeight);
return(base.OnCalculateHeight(height, settings, codes));
}
public State(BarcodeSettings settings, int left, int top)
{
Left = left;
Top = top;
Settings = settings;
}
/// <summary>
/// Modify the height
/// </summary>
/// <param name="height">calculated pixel height</param>
/// <param name="codes">parsed value</param>
/// <returns>new pixel height</returns>
protected virtual int OnCalculateHeight(int height, BarcodeSettings settings, CodedValueCollection codes)
{
height = settings.TopMargin + settings.BarHeight + settings.BottomMargin;
if (settings.IsTextShown)
height += Convert.ToInt32(settings.Font.GetHeight()) + settings.TextPadding;
return height;
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
width += (codes.Count * ((7 * settings.NarrowWidth) + (2 * settings.WideWidth)));
width += (14 * settings.NarrowWidth);
return base.OnCalculateWidth(width, settings, codes);
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
width += ((-23) * settings.NarrowWidth);
return(base.OnCalculateWidth(width, settings, codes));
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
width = settings.NarrowWidth * (codes.Count - 1);
return(base.OnCalculateWidth(width, settings, codes));
}
protected override int OnCalculateHeight(int height, BarcodeSettings settings, CodedValueCollection codes)
{
height -= (settings.BarHeight - settings.MediumHeight);
return base.OnCalculateHeight(height, settings, codes);
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
width += (((4 * settings.WideWidth) + (6 * settings.NarrowWidth)) * codes.Count) + (6 * settings.NarrowWidth) + settings.WideWidth;
return(base.OnCalculateWidth(width, settings, codes));
}
public Bitmap Generate(GS1.GS1Builder value, BarcodeSettings settings)
{
AiMarker = value.FNC1;
_Value = value;
return Generate(value.ToString(), settings);
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
width += (codes.Count * ((7 * settings.NarrowWidth) + (2 * settings.WideWidth)));
width += (14 * settings.NarrowWidth);
return(base.OnCalculateWidth(width, settings, codes));
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
width += ((codes.Count - 1) * 9 * settings.NarrowWidth) + settings.NarrowWidth;
return base.OnCalculateWidth(width, settings, codes);
}
protected override int OnCalculateWidth(int width, BarcodeSettings settings, CodedValueCollection codes)
{
width += (settings.WideWidth + settings.NarrowWidth) * 27; //1+8+5+4+8+1
return(base.OnCalculateWidth(width, settings, codes));
}
/// <summary>
/// Main function to draw the barcode
/// </summary>
/// <param name="settings">setting in use with this barcode</param>
/// <param name="text">text to encode</param>
/// <returns>bitmap image of the barcode</returns>
protected Bitmap Paint(BarcodeSettings settings, string text)
{
State state = new State(settings, settings.LeftMargin, settings.TopMargin);
state.Codes = new CodedValueCollection();
state.Text = ParseText(text, state.Codes);
if (settings.IsChecksumCalculated)
{
AddChecksumEventArgs args = new AddChecksumEventArgs(state);
OnAddChecksum(args);
state.Text = args.Text;
}
Size size = GetDimensions(settings, state.Codes);
Bitmap b = new Bitmap(size.Width, size.Height);//, System.Drawing.Imaging.PixelFormat.Format16bppGrayScale);
state.Canvas = Graphics.FromImage(b);
Paint(state);
return b;
}