/**
* add a 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 stroke the stroke color/gradient
*/
private void AddRect(int x, int y, int w, int h, PdfColor stroke)
{
CloseText();
currentStream.DrawRect(x, y, w, h, stroke);
}