commit 036053b969bf95a4cb9b16601f2651ca227dd429
author Bartosz Kosiorek <gang65@poczta.onet.pl> Thu Apr 01 16:42:34 2021 +0200
committer Bartosz Kosiorek <gang65@poczta.onet.pl> Fri Apr 02 21:25:31 2021 +0200
tree 4f2cc4409114e8d038727041c8779599c692a352
parent 58fd0b79bc3fd4f30e79d34e93698fa91c9d95a2

tdf#55058 EMF: Implement PAINTRGN record

The EMR_PAINTRGN record paints the specified region by using the brush
currently selected into the playback device context.

After implement support for PAINTRGN record, the reference image
is displayed correctly:
https://sourceforge.net/projects/libuemf/

Change-Id: I761779713d1200e6079ff798e9c3c9aaba57ad4f
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/113461
Tested-by: Jenkins
Reviewed-by: Bartosz Kosiorek <gang65@poczta.onet.pl>

emfio/source/reader/emfreader.cxx

diff --git a/emfio/source/reader/emfreader.cxx b/emfio/source/reader/emfreader.cxx
index 12b4fce..321e9fc 100644
--- a/emfio/source/reader/emfreader.cxx
+++ b/emfio/source/reader/emfreader.cxx
@@ -1934,6 +1934,18 @@ namespace emfio
                    }
                    break;

                    case EMR_PAINTRGN :
                    {
                        sal_uInt32 nRgnDataSize;
                        tools::PolyPolygon aPolyPoly;
                        mpInputStream->SeekRel( 0x10 ); // Skipping RectL bounds
                        mpInputStream->ReadUInt32( nRgnDataSize );

                        if ( ImplReadRegion( aPolyPoly, *mpInputStream, nRecSize ) )
                            DrawPolyPolygon( aPolyPoly );
                    }
                    break;

                    case EMR_CREATEDIBPATTERNBRUSHPT :
                    {
                        sal_uInt32  nStart = mpInputStream->Tell() - 8;
@@ -1987,7 +1999,6 @@ namespace emfio
                    case EMR_SETDIBITSTODEVICE :
                    case EMR_FRAMERGN :
                    case EMR_INVERTRGN :
                    case EMR_PAINTRGN :
                    case EMR_FLATTENPATH :
                    case EMR_WIDENPATH :
                    case EMR_POLYDRAW :