/// <summary>Select the MetaObject at the specified index and prepare the PdfCanvas.</summary>
/// <param name="index">position of the MetaObject</param>
/// <param name="cb">PdfCanvas to prepare</param>
public virtual void SelectMetaObject(int index, PdfCanvas cb)
{
MetaObject obj = MetaObjects[index];
if (obj == null)
{
return;
}
int style;
switch (obj.GetObjectType())
{
case MetaObject.META_BRUSH: {
currentBrush = (MetaBrush)obj;
style = currentBrush.GetStyle();
if (style == MetaBrush.BS_SOLID)
{
Color color = currentBrush.GetColor();
cb.SetFillColor(color);
}
else
{
if (style == MetaBrush.BS_HATCHED)
{
Color color = currentBackgroundColor;
cb.SetFillColor(color);
}
}
break;
}
case MetaObject.META_PEN: {
currentPen = (MetaPen)obj;
style = currentPen.GetStyle();
if (style != MetaPen.PS_NULL)
{
Color color = currentPen.GetColor();
cb.SetStrokeColor(color);
cb.SetLineWidth(Math.Abs(currentPen.GetPenWidth() * scalingX / extentWx));
switch (style)
{
case MetaPen.PS_DASH: {
cb.SetLineDash(18, 6, 0);
break;
}
case MetaPen.PS_DASHDOT: {
cb.WriteLiteral("[9 6 3 6]0 d\n");
break;
}
case MetaPen.PS_DASHDOTDOT: {
cb.WriteLiteral("[9 3 3 3 3 3]0 d\n");
break;
}
case MetaPen.PS_DOT: {
cb.SetLineDash(3, 0);
break;
}
default: {
cb.SetLineDash(0);
break;
}
}
}
break;
}
case MetaObject.META_FONT: {
currentFont = (MetaFont)obj;
break;
}
}
}