public virtual PDFObjectRef OutputToPDF(PDFRenderContext context, PDFWriter writer)
{
PDFGraphics graphics = context.Graphics;
Style full = null;
PDFComponentArrangement arrange = this.GetFirstArrangement();
if (null != arrange)
{
full = arrange.FullStyle;
}
if (null == full)
{
full = context.FullStyle;
}
PDFImageXObject img = this.GetImageObject(context, full);
if (img != null)
{
PDFPoint pos = context.Offset;
PDFSize imgsize = context.Space;
//the pictures are drawn from their bottom left corner, so take off the height.
//if (context.DrawingOrigin == DrawingOrigin.TopLeft)
// pos.Y = pos.Y + imgsize.Height;
graphics.SaveGraphicsState();
StyleValue <double> op;
if (full.TryGetValue(StyleKeys.FillOpacityKey, out op))
{
if (op.Value(full) < 1.0)
{
graphics.SetFillOpacity(op.Value(full));
}
}
PDFObjectRef imgref = img.EnsureRendered(context, writer);
graphics.PaintImageRef(img, imgsize, pos);
graphics.RestoreGraphicsState();
return(imgref);
}
else
{
return(null);
}
}
/// <summary>
/// Once layout is comlete then we can replace the text that was used when not rendering
/// with the text that was.
/// </summary>
internal override void RegisterLayoutComplete(PDFLayoutContext context)
{
base.RegisterLayoutComplete(context);
PDFComponentArrangement arrange = this.GetFirstArrangement();
if (null != arrange)
{
this._renderpageindex = arrange.PageIndex;
this._fullstyle = arrange.FullStyle;
this._pgstyle = context.DocumentLayout.CurrentPage.FullStyle;
}
if (null != this._doc && null != this._numberProxy)
{
string text = this.GetDisplayText(this._renderpageindex, this._fullstyle, true);
this._numberProxy.Text = text;
}
}
/// <summary>
/// Sets an arrangement for this component
/// </summary>
/// <param name="arrange"></param>
protected virtual void SetArrangement(PDFComponentArrangement arrange)
{
if (arrange is PDFComponentMultiArrangement)
{
if (_arrange == null)
{
_arrange = arrange;
//this.EnsureAllChildrenAreOnThisPage(arrange);
}
else if (_arrange != null && _arrange is PDFComponentMultiArrangement)
{
((PDFComponentMultiArrangement)_arrange).AppendArrangement((PDFComponentMultiArrangement)arrange);
}
else
{
throw RecordAndRaise.InvalidCast(Errors.CannotConvertObjectToType, typeof(PDFComponentArrangement), typeof(PDFComponentMultiArrangement));
}
}
else
{
_arrange = arrange;
}
}
protected override void SetArrangement(PDFComponentArrangement arrange)
{
base.SetArrangement(arrange);
}
/// <summary>
/// Clears all arrangements (rendering information) for this component
/// </summary>
public virtual void ClearArrangement()
{
_arrange = null;
}
