From: Matthias Kramm <kramm@quiss.org>
Date: Thu, 17 Sep 2009 14:50:32 +0000 (+0200)
Subject: re-added fix for transparency groups
X-Git-Tag: version-0-9-1~274
X-Git-Url: http://git.asbjorn.biz/?p=swftools.git;a=commitdiff_plain;h=e0cdf06c7b589679774f0361071468a317ccb8f4

re-added fix for transparency groups
---

diff --git a/lib/pdf/GFXOutputDev.cc b/lib/pdf/GFXOutputDev.cc
index af891cb..84a4635 100644
--- a/lib/pdf/GFXOutputDev.cc
+++ b/lib/pdf/GFXOutputDev.cc
@@ -2696,6 +2696,9 @@ void GFXOutputDev::endTransparencyGroup(GfxState *state)
 
     dbg("endTransparencyGroup this->device now back to %08x (destroying %08x)", states[statepos].olddevice, this->device);
     
+    while(statepos && !states[statepos].olddevice)
+	--statepos;
+   
     this->device = states[statepos].olddevice;
     if(!this->device) {
 	msg("<error> Invalid state nesting");