public void Subtract_Test()
{
PDFUnit width = new PDFUnit(10, PageUnits.Millimeters);
PDFUnit height = new PDFUnit(20, PageUnits.Millimeters);
PDFSize target = new PDFSize(width, height);
PDFUnit m = new PDFUnit(5, PageUnits.Millimeters);
PDFThickness margins = new PDFThickness(m, m, m, m);
PDFSize expected = new PDFSize(new PDFUnit(0, PageUnits.Millimeters), new PDFUnit(10, PageUnits.Millimeters));
PDFSize actual;
actual = target.Subtract(margins);
Assert.AreEqual(expected.Width.PointsValue, actual.Width.PointsValue);
Assert.AreEqual(Math.Round(expected.Height.PointsValue, 2), Math.Round(actual.Height.PointsValue, 2));
}
protected override PDFObjectRef DoOutputToPDF(PDFRenderContext context, PDFWriter writer)
{
PDFSize prevSize = context.Space;
PDFPoint prevLoc = context.Offset;
Style laststyle = context.FullStyle;
PDFObjectRef oref;
if (this.Owner is IPDFRenderComponent)
{
PDFPoint loc = context.Offset;
loc = loc.Offset(this.TotalBounds.Location);
PDFSize size = this.TotalBounds.Size;
PDFPositionOptions opts = this.PositionOptions;
context.Offset = loc;
context.Space = size;
if (opts.Margins.IsEmpty == false)
{
loc = loc.Offset(opts.Margins.Left, opts.Margins.Top);
size = size.Subtract(opts.Margins);
}
PDFPenBorders border = this.FullStyle.CreateBorderPen();
PDFBrush background = this.FullStyle.CreateBackgroundBrush();
PDFRect borderRect = new PDFRect(loc, size);
if (null != background)
{
this.OutputBackground(background, border.HasBorders? border.CornerRadius : null, context, borderRect);
}
if (opts.Padding.IsEmpty == false)
{
loc = loc.Offset(opts.Padding.Left, opts.Padding.Top);
size = size.Subtract(opts.Padding);
}
//Set the offset, size and full style on the context
context.Offset = loc;
context.Space = size;
context.FullStyle = this.FullStyle;
if (context.ShouldLogDebug)
{
context.TraceLog.Begin(TraceLevel.Verbose, "Layout Item", "Beginning the rendering the referenced component " + this.Owner + " with context offset of " + context.Offset + " and space " + context.Space);
}
else if (context.ShouldLogVerbose)
{
context.TraceLog.Add(TraceLevel.Verbose, "Layout Item", "Rendering the referenced component " + this.Owner + " with context offset of " + context.Offset + " and space " + context.Space);
}
//Then make the component render itself
oref = (this.Owner as IPDFRenderComponent).OutputToPDF(context, writer);
Component owner = this.Owner as Component;
if (null != owner)
{
owner.SetArrangement(context, context.FullStyle, borderRect);
}
//finally if we have a border then write this
if (null != border)
{
this.OutputBorder(background, border, context, borderRect);
}
if (context.ShouldLogDebug)
{
context.TraceLog.End(TraceLevel.Verbose, "Layout Item", "Completed the rendering the referenced component " + this.Owner + " and arrangement set to border rect " + borderRect);
}
}
else
{
oref = base.DoOutputToPDF(context, writer);
}
context.Space = prevSize;
context.Offset = prevLoc;
context.FullStyle = laststyle;
return(oref);
}
