/**
* add a filled rectangle to the current stream
*
* @param x the x position of left edge in millipoints
* @param y the y position of top edge in millipoints
* @param w the width in millipoints
* @param h the height in millipoints
* @param fill the fill color/gradient
*/
private void AddFilledRect(int x, int y, int w, int h,
PdfColor fill)
{
CloseText();
currentStream.FillRect(x, y, w, h, fill);
}