/**
* Adds an image to the document.
* @param image the <CODE>Image</CODE> to add
* @throws PdfException on error
* @throws DocumentException on error
*/
protected internal void Add(Image image) {
if (image.HasAbsolutePosition()) {
graphics.AddImage(image);
pageEmpty = false;
return;
}
// if there isn't enough room for the image on this page, save it for the next page
if (currentHeight != 0 && IndentTop - currentHeight - image.ScaledHeight < IndentBottom) {
if (!strictImageSequence && imageWait == null) {
imageWait = image;
return;
}
NewPage();
if (currentHeight != 0 && IndentTop - currentHeight - image.ScaledHeight < IndentBottom) {
imageWait = image;
return;
}
}
pageEmpty = false;
// avoid endless loops
if (image == imageWait)
imageWait = null;
bool textwrap = (image.Alignment & Image.TEXTWRAP) == Image.TEXTWRAP
&& !((image.Alignment & Image.MIDDLE_ALIGN) == Image.MIDDLE_ALIGN);
bool underlying = (image.Alignment & Image.UNDERLYING) == Image.UNDERLYING;
float diff = leading / 2;
if (textwrap) {
diff += leading;
}
float lowerleft = IndentTop - currentHeight - image.ScaledHeight - diff;
float[] mt = image.Matrix;
float startPosition = IndentLeft - mt[4];
if ((image.Alignment & Image.RIGHT_ALIGN) == Image.RIGHT_ALIGN) startPosition = IndentRight - image.ScaledWidth - mt[4];
if ((image.Alignment & Image.MIDDLE_ALIGN) == Image.MIDDLE_ALIGN) startPosition = IndentLeft + ((IndentRight - IndentLeft - image.ScaledWidth) / 2) - mt[4];
if (image.HasAbsoluteX()) startPosition = image.AbsoluteX;
if (textwrap) {
if (imageEnd < 0 || imageEnd < currentHeight + image.ScaledHeight + diff) {
imageEnd = currentHeight + image.ScaledHeight + diff;
}
if ((image.Alignment & Image.RIGHT_ALIGN) == Image.RIGHT_ALIGN) {
// indentation suggested by Pelikan Stephan
indentation.imageIndentRight += image.ScaledWidth + image.IndentationLeft;
}
else {
// indentation suggested by Pelikan Stephan
indentation.imageIndentLeft += image.ScaledWidth + image.IndentationRight;
}
}
else {
if ((image.Alignment & Image.RIGHT_ALIGN) == Image.RIGHT_ALIGN) startPosition -= image.IndentationRight;
else if ((image.Alignment & Image.MIDDLE_ALIGN) == Image.MIDDLE_ALIGN) startPosition += image.IndentationLeft - image.IndentationRight;
else startPosition -= image.IndentationRight;
}
graphics.AddImage(image, mt[0], mt[1], mt[2], mt[3], startPosition, lowerleft - mt[5]);
if (!(textwrap || underlying)) {
currentHeight += image.ScaledHeight + diff;
FlushLines();
text.MoveText(0, - (image.ScaledHeight + diff));
NewLine();
}
}