public override void Initialize(double?maxWidth, double?maxHeight, RenderContext context, IList <PropertyData> data)
{
if (this.Height == null)
{
this.Height = 0;
}
if (this.Width == null)
{
this.Width = 0;
}
var pe = new PrintableElement
{
ElementType = ElementType.NewPage,
Height = this.Height.Value,
Width = this.Width.Value,
X = context.CurrentX,
Y = context.CurrentY
};
context.CurrentY = context.PageSettings.Margin.Value;
context.AddElement(pe);
}
private void PrintBarcodeLabel(RenderContext context, double barcodeHeight)
{
var label = new PrintableElement
{
ElementType = ElementType.Text,
Height = this.LabelFontSize,
Width = barcodeHeight,
X = context.CurrentX,
Y = context.CurrentY + barcodeHeight,
Value = this.Label
};
label.AddProperty(PrintableElementProperty.Rotate, -90);
label.AddProperty(PrintableElementProperty.Align, "Center");
label.AddProperty(PrintableElementProperty.FontSize, this.LabelFontSize);
context.AddElement(label);
}
private static void PrintBarcodeText(RenderContext context, string barcodeStr, double barcodeStringHeight, double barcodeWidth, double offsetLeft, double barHeight)
{
var barStr = new PrintableElement
{
ElementType = ElementType.Text,
Height = barcodeStringHeight,
Width = barcodeWidth - offsetLeft,
X = context.CurrentX + offsetLeft,
Y = context.CurrentY + barHeight,
Value = barcodeStr
};
barStr.AddProperty(PrintableElementProperty.FontFamily, "Courier New");
barStr.AddProperty(PrintableElementProperty.FontSize, BarcodeStringFontSize);
barStr.AddProperty(PrintableElementProperty.Align, "Left");
context.AddElement(barStr);
}
// public override bool IsLayout => false;
public override void Initialize(double?maxWidth, double?maxHeight, RenderContext context, IList <PropertyData> data)
{
if (this.Height == null)
{
this.Height = 2;
}
if (this.Width == null)
{
this.Width = maxWidth ?? context.MaxPageWidth;
}
var pe = new PrintableElement
{
ElementType = ElementType.Line,
Height = this.Height.Value,
Width = this.Width.Value,
X = context.CurrentX,
Y = context.CurrentY
};
context.AddElement(pe);
}
public override void Initialize(double?maxWidth, double?maxHeight, RenderContext context,
IList <PropertyData> data)
{
var barcodeStr = data.SingleOrDefault(x => x.Name == this.DataField)?.Value?.ToString();
if (this.Height == null)
{
this.Height = 20;
}
else if (this.Height < this.BarcodeStringHeight)
{
throw new Exception($"Height of barcode cannot be smaller than {this.BarcodeStringHeight} mm");
}
if (this.Width != null)
{
throw new Exception("Width of barcode cannot be set - is calculated.");
}
if (string.IsNullOrWhiteSpace(barcodeStr))
{
return;
}
if (this.LabelFontSize <= 0)
{
this.LabelFontSize = 16;
}
if (this.Thickness <= 0)
{
this.Thickness = 1;
}
var barcode = this.GetBarcode();
this.Width = 0;
var posX = 0.0;
if (!string.IsNullOrWhiteSpace(this.Label))
{
posX = this.LabelFontSize;
}
var scale = this.Scale > 0 ? this.Scale : 1;
var barLength = this.Height.Value - this.BarcodeStringHeight;
if (this.Label != null)
{
this.PrintBarcodeLabel(context, barLength);
}
barcode.OnRenderBar = bar =>
{
var barWidth = bar.Width * this.Thickness * scale;
var curX = context.CurrentX + posX + bar.X * scale;
this.Width = curX > this.Width ? curX : this.Width;
context.AddElement(new PrintableElement
{
ElementType = ElementType.Rectangle,
Width = barWidth,
Height = barLength,
X = curX,
Y = context.CurrentY
});
};
barcode.Render(barcodeStr);
PrintBarcodeText(context, barcodeStr, this.BarcodeStringHeight, this.Width.Value, posX, barLength);
}
