tdf#112603 tdf#142014 tdf#142139 WMF/EMF Fix line width

Previosly line width was always 1, and changing width do not affect
line.

Change-Id: I462096b915e053fa089e85860f124466b650558a
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/115497
Tested-by: Jenkins
Reviewed-by: Bartosz Kosiorek <gang65@poczta.onet.pl>

3 files changed, 33 insertions, 1 deletions

diff --git a/emfio/qa/cppunit/emf/EmfImportTest.cxx b/emfio/qa/cppunit/emf/EmfImportTest.cxx
index 78e613e2eafa..9e53b261a544 100644
--- a/emfio/qa/cppunit/emf/EmfImportTest.cxx
+++ b/emfio/qa/cppunit/emf/EmfImportTest.cxx
@@ -58,6 +58,7 @@ class Test : public test::BootstrapFixture, public XmlTestTools, public unotest:
     void TestEllipseXformIntersectClipRect();
     void TestDrawPolyLine16WithClip();
     void TestFillRegion();
+    void TestPolyLineWidth();
     void TestRoundRect();
     void TestCreatePen();
     void TestPdfInEmf();
@@ -83,6 +84,7 @@ public:
     CPPUNIT_TEST(TestEllipseXformIntersectClipRect);
     CPPUNIT_TEST(TestDrawPolyLine16WithClip);
     CPPUNIT_TEST(TestFillRegion);
+    CPPUNIT_TEST(TestPolyLineWidth);
     CPPUNIT_TEST(TestRoundRect);
     CPPUNIT_TEST(TestCreatePen);
     CPPUNIT_TEST(TestPdfInEmf);
@@ -438,6 +440,28 @@ void Test::TestFillRegion()
     assertXPath(pDocument, "/primitive2D/metafile/transform/mask/polygonhairline[1]", "color", "#000000");
 }
 
+void Test::TestPolyLineWidth()
+{
+    // EMF import with records: CREATEPEN, ROUNDRECT.
+    Primitive2DSequence aSequence = parseEmf(u"/emfio/qa/cppunit/emf/data/TestPolyLineWidth.emf");
+    CPPUNIT_ASSERT_EQUAL(1, static_cast<int>(aSequence.getLength()));
+    drawinglayer::Primitive2dXmlDump dumper;
+    xmlDocUniquePtr pDocument = dumper.dumpAndParse(comphelper::sequenceToContainer<Primitive2DContainer>(aSequence));
+    CPPUNIT_ASSERT (pDocument);
+
+    assertXPath(pDocument, "/primitive2D/metafile/transform/polypolygoncolor/polypolygon",
+                "path", "m530 529 1236-176-707 352z");
+    assertXPath(pDocument, "/primitive2D/metafile/transform/polypolygoncolor",
+                "color", "#ffff00");
+
+    assertXPathContent(pDocument, "/primitive2D/metafile/transform/polygonstroke/polygon",
+                       "530,529 530,529 1766,353 1059,705");
+    assertXPath(pDocument, "/primitive2D/metafile/transform/polygonstroke/line",
+                "color", "#000000");
+    assertXPath(pDocument, "/primitive2D/metafile/transform/polygonstroke/line",
+                "width", "71");
+}
+
 void Test::TestRoundRect()
 {
     // EMF import with records: CREATEPEN, ROUNDRECT.
diff --git a/emfio/qa/cppunit/emf/data/TestPolyLineWidth.emf b/emfio/qa/cppunit/emf/data/TestPolyLineWidth.emf
new file mode 100644
index 000000000000..792694fa8c99
--- /dev/null
+++ b/emfio/qa/cppunit/emf/data/TestPolyLineWidth.emf
diff --git a/emfio/source/reader/mtftools.cxx b/emfio/source/reader/mtftools.cxx
index 2b1c1d406d1b..2d9fe3601ebd 100644
--- a/emfio/source/reader/mtftools.cxx
+++ b/emfio/source/reader/mtftools.cxx
@@ -1322,7 +1322,8 @@ namespace emfio
             if ( !bStroke )
                 mpGDIMetaFile->AddAction( new MetaPopAction() );
         }
-        else
+        // tdf#142014 By default the stroke is made with hairline. If width is bigger, we need to use PolyLineAction
+        if ( bStroke && ( maLineStyle.aLineInfo.GetWidth() || ( maLineStyle.aLineInfo.GetStyle() == LineStyle::Dash ) ) )
         {
             sal_uInt16 i, nCount = maPathObj.Count();
             for ( i = 0; i < nCount; i++ )
@@ -1408,6 +1409,13 @@ namespace emfio
         UpdateLineStyle();
         UpdateFillStyle();
         mpGDIMetaFile->AddAction( new MetaRoundRectAction( ImplMap( rRect ), std::abs( ImplMap( rSize ).Width() ), std::abs( ImplMap( rSize ).Height() ) ) );
+        // tdf#142139 Wrong line width during WMF import
+        if ( maLineStyle.aLineInfo.GetWidth() || ( maLineStyle.aLineInfo.GetStyle() == LineStyle::Dash ) )
+        {
+            tools::Polygon aRoundRectPoly( rRect, rSize.Width(), rSize.Height() );
+            aRoundRectPoly.Optimize( PolyOptimizeFlags::EDGES );
+            mpGDIMetaFile->AddAction( new MetaPolyLineAction( ImplMap( aRoundRectPoly ), maLineStyle.aLineInfo ) );
+        }
     }
 
     void MtfTools::DrawEllipse( const tools::Rectangle& rRect )