public void SetStrokeOpacity(PDFReal opacity)
{
StateInfo info = this.CurrentState;
if (null == info)
{
throw new NullReferenceException("No current state to modify");
}
if (info.Stroke != opacity.Value)
{
if (info.Registered == false)
{
PDFExtGSState state = new PDFExtGSState();
_container.Register(state);
state.Name.WriteData(_writer);
_writer.WriteOpCodeS(PDFOpCode.GraphApplyState);
info.ExtState = state;
info.Registered = true;
}
info.ExtState.States[Resources.PDFExtGSState.ColorStrokeOpacity] = opacity;
info.Stroke = opacity.Value;
}
}
/// <summary>
/// Overrides the base implementation to registed the image data as a resource on the current container
/// </summary>
/// <param name="context"></param>
/// <param name="set"></param>
/// <param name="fullstyle"></param>
protected override void DoRegisterArtefacts(PDFLayoutContext context, PDFArtefactRegistrationSet set, Style fullstyle)
{
IPDFResourceContainer resources = this.GetResourceContainer();
if (null == resources)
{
throw RecordAndRaise.NullReference(Errors.ResourceContainerOfComponnetNotFound, "Image", this.ID);
}
PDFImageXObject xobj = this.GetImageObject(context, fullstyle);
if (null != xobj)
{
resources.Register(xobj);
}
base.DoRegisterArtefacts(context, set, fullstyle);
}
