diff options
| author | Caolán McNamara <caolanm@redhat.com> | 2017-01-16 17:00:06 +0000 |
|---|---|---|
| committer | Caolán McNamara <caolanm@redhat.com> | 2017-01-16 17:00:40 +0000 |
| commit | dd70861fd7123c826feefa86f8af1da1f4877c97 (patch) | |
| tree | 33078a663310884c44da6f05cd9b870c8add88ac /filter | |
| parent | 1e3879f7be9384e6c1027f2ac148ddf0754b6b54 (diff) | |
ofz: ensure nOldSize is > 0
Change-Id: Iaf385c9cd4fd37d56879908c00c7483762d66a0b
Diffstat (limited to 'filter')
| -rw-r--r-- | filter/source/graphicfilter/ios2met/ios2met.cxx | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/filter/source/graphicfilter/ios2met/ios2met.cxx b/filter/source/graphicfilter/ios2met/ios2met.cxx index 6d6067cd44e4..7a9d624088ed 100644 --- a/filter/source/graphicfilter/ios2met/ios2met.cxx +++ b/filter/source/graphicfilter/ios2met/ios2met.cxx @@ -556,7 +556,7 @@ void OS2METReader::AddPointsToArea(const tools::Polygon & rPoly) else { tools::Polygon aLastPoly(pPP->GetObject(pPP->Count()-1)); nOldSize=aLastPoly.GetSize(); - if (aLastPoly.GetPoint(nOldSize-1)==rPoly.GetPoint(0)) nOldSize--; + if (nOldSize && aLastPoly.GetPoint(nOldSize-1)==rPoly.GetPoint(0)) nOldSize--; nNewSize=nOldSize+rPoly.GetSize(); aLastPoly.SetSize(nNewSize); for (i=nOldSize; i<nNewSize; i++) { @@ -577,7 +577,7 @@ void OS2METReader::AddPointsToPath(const tools::Polygon & rPoly) else { tools::Polygon aLastPoly(pPP->GetObject(pPP->Count()-1)); nOldSize=aLastPoly.GetSize(); - if (aLastPoly.GetPoint(nOldSize-1)!=rPoly.GetPoint(0)) pPP->Insert(rPoly); + if (nOldSize && aLastPoly.GetPoint(nOldSize-1)!=rPoly.GetPoint(0)) pPP->Insert(rPoly); else { nOldSize--; nNewSize=nOldSize+rPoly.GetSize(); |