private XFont ApplyStyle(PrintableElement element, XTextFormatter tf)
{
var fontSize = 12;
var fontFamily = "Arial Narrow";
var fontStyle = XFontStyle.Regular;
if (element.HasProperty(PrintableElementProperty.Align))
{
tf.Alignment = Enum.Parse <XParagraphAlignment>(element.Properties[PrintableElementProperty.Align].ToString());
}
if (element.HasProperty(PrintableElementProperty.FontSize))
{
fontSize = Convert.ToInt32(element.Properties[PrintableElementProperty.FontSize]);
}
if (element.HasProperty(PrintableElementProperty.FontFamily))
{
fontFamily = element.Properties[PrintableElementProperty.FontFamily].ToString();
}
if (element.HasProperty(PrintableElementProperty.FontStyle))
{
fontStyle = Enum.Parse <XFontStyle>(element.Properties[PrintableElementProperty.FontStyle].ToString());
}
return(new XFont(fontFamily, fontSize, fontStyle));
}
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);
}
protected override void OnRender(PrintableElement element, PdfPage page)
{
using (var gfx = XGraphics.FromPdfPage(page))
{
var img = XImage.FromFile(element.Value.ToString());
gfx.DrawImage(img, element.AsXRect());
}
}
public static XRect AsXRect(this PrintableElement item)
{
var x = XUnit.FromMillimeter(item.X).Point;
var y = XUnit.FromMillimeter(item.Y).Point;
var w = XUnit.FromMillimeter(item.Width).Point;
var h = XUnit.FromMillimeter(item.Height).Point;
return(new XRect(x, y, w, h));
}
protected override void OnRender(PrintableElement element, PdfPage page)
{
using (var gfx = XGraphics.FromPdfPage(page))
{
var rect = element.AsXRect();
gfx.DrawRectangle(null, XBrushes.Black, rect);
}
}
protected override void OnRender(PrintableElement element, PdfPage page)
{
using (var gfx = XGraphics.FromPdfPage(page))
{
var rect = element.AsXRect();
gfx.DrawLine(XPens.Black, rect.Left, rect.Center.Y, rect.Right, rect.Center.Y);
}
}
public void Render(PrintableElement element, PdfPage page)
{
var renderer = this.GetRenderer(element);
renderer.Render(element, page);
if (this.Template.IsDebug)
{
this.RenderDebug(element, page);
}
}
private PdfElementRendererBase GetRenderer(PrintableElement element)
{
var r = this.renderers.SingleOrDefault(x => x.ElementType == element.ElementType);
if (r == null)
{
throw new Exception($"Cannot find PDF renderer for element type [{element.ElementType}]");
}
return(r);
}
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);
}
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);
}
protected override void OnRender(PrintableElement element, PdfPage context)
{
using (var gfx = XGraphics.FromPdfPage(context))
{
var tf = new XTextFormatter(gfx);
var value = element.Value.ToString();
XStringFormat format = new XStringFormat();
format.LineAlignment = XLineAlignment.Near;
format.Alignment = XStringAlignment.Near;
if (element.Value is string || element.Value is DateTime)
{
tf.Alignment = XParagraphAlignment.Left;
}
else
{
if (element.HasProperty(PrintableElementProperty.Precision))
{
var prec = element.Properties[PrintableElementProperty.Precision];
value = Convert.ToDecimal(element.Value).ToString("F" + prec);
}
tf.Alignment = XParagraphAlignment.Right;
}
var labelFont = this.ApplyStyle(element, tf);
var rect = element.AsXRect();
if (element.HasProperty(PrintableElementProperty.Rotate))
{
var state = gfx.Save();
var angle = Convert.ToDouble(element.Properties[PrintableElementProperty.Rotate]);
gfx.RotateAtTransform(angle, rect.TopLeft);
tf.DrawString(value, labelFont, XBrushes.Black, rect, format);
gfx.Restore(state);
}
else
{
tf.DrawString(value, labelFont, XBrushes.Black, rect, format);
}
}
}
private void RenderDebug(PrintableElement element, PdfPage page)
{
using (var gfx = XGraphics.FromPdfPage(page))
{
var rect = element.AsXRect();
gfx.DrawRectangle(XPens.Silver, rect);
var font = new XFont("Arial Narrow", 4, XFontStyle.Regular);
var tf = new XTextFormatter(gfx)
{
Alignment = XParagraphAlignment.Right
};
var width = rect.Width > 18 ? 18: 9;
var height = rect.Width > 18 ? 5 : 10;
var dbgStr = $"{element.ElementType} ({XUnit.FromPoint(rect.X).Millimeter:F0},{XUnit.FromPoint(rect.Y).Millimeter:F0})";
gfx.DrawRectangle(new XSolidBrush(XColor.FromArgb(128 + 64, 240, 240, 240)), rect.TopRight.X - width, rect.Y, width, height);
tf.DrawString(dbgStr, font, XBrushes.Navy, element.AsXRect());
}
}
// 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);
}
protected abstract void OnRender(PrintableElement element, PdfPage context);
public void Render(PrintableElement element, PdfPage page)
{
this.OnRender(element, page);
}
