From a28eb311ad44e4c236a3c9b782346cdf512b2456 Mon Sep 17 00:00:00 2001
From: eschaeffer <eschaeffer@unknown>
Date: Mon, 29 May 2000 09:20:52 +0000
Subject: [PATCH] Add image transparency support

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@193388 13f79535-47bb-0310-9956-ffa450edef68
---
 src/org/apache/fop/pdf/PDFXObject.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/org/apache/fop/pdf/PDFXObject.java b/src/org/apache/fop/pdf/PDFXObject.java
index 008dafccf..f311bbb3b 100644
--- a/src/org/apache/fop/pdf/PDFXObject.java
+++ b/src/org/apache/fop/pdf/PDFXObject.java
@@ -117,6 +117,10 @@ public class PDFXObject extends PDFObject {
 		p = p + "/BitsPerComponent " + fopimage.getBitsPerPixel() + "\n";
 		ColorSpace cs = fopimage.getColorSpace();
 		p = p + "/ColorSpace /" + cs.getColorSpacePDFString() + "\n";
+		if (fopimage.isTransparent()) {
+			PDFColor transp = fopimage.getTransparentColor();
+			p = p + "/Mask [" + transp.red255() + " " + transp.red255() + " " + transp.green255() + " " + transp.green255() + " " + transp.blue255() + " " + transp.blue255() + "]\n";
+		}
 		p = p + imgStream.getPDFDictionary();
 		p = p + ">>\n";
 
-- 
2.39.5