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-rw-r--r--vcl/qa/cppunit/gen/data/tdf121120.pngbin0 -> 3196 bytes
-rw-r--r--vcl/qa/cppunit/gen/gen.cxx116
2 files changed, 116 insertions, 0 deletions
diff --git a/vcl/qa/cppunit/gen/data/tdf121120.png b/vcl/qa/cppunit/gen/data/tdf121120.png
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index 000000000..8e48fba38
--- /dev/null
+++ b/vcl/qa/cppunit/gen/data/tdf121120.png
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diff --git a/vcl/qa/cppunit/gen/gen.cxx b/vcl/qa/cppunit/gen/gen.cxx
new file mode 100644
index 000000000..e313ff5d8
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+++ b/vcl/qa/cppunit/gen/gen.cxx
@@ -0,0 +1,116 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <com/sun/star/frame/Desktop.hpp>
+
+#include <comphelper/processfactory.hxx>
+#include <sfx2/app.hxx>
+#include <sfx2/objsh.hxx>
+#include <sfx2/sfxbasemodel.hxx>
+#include <test/unoapi_test.hxx>
+#include <vcl/BitmapReadAccess.hxx>
+#include <vcl/gdimtf.hxx>
+#include <vcl/virdev.hxx>
+
+using namespace com::sun::star;
+
+/// This test uses the gen backend (i.e. intentionally not the svp one, which is the default.)
+class GenTest : public UnoApiTest
+{
+public:
+ GenTest()
+ : UnoApiTest("/vcl/qa/cppunit/gen/data/")
+ {
+ }
+
+ virtual void setUp() override
+ {
+ UnoApiTest::setUp();
+ mxDesktop.set(
+ frame::Desktop::create(comphelper::getComponentContext(getMultiServiceFactory())));
+ SfxApplication::GetOrCreate();
+ };
+
+ virtual void tearDown() override
+ {
+ if (mxComponent.is())
+ {
+ closeDocument(mxComponent);
+ mxComponent->dispose();
+ }
+ UnoApiTest::tearDown();
+ };
+
+ Bitmap load(const char* pName)
+ {
+ OUString aFileURL;
+ createFileURL(OUString::createFromAscii(pName), aFileURL);
+ mxComponent = loadFromDesktop(aFileURL, "com.sun.star.drawing.DrawingDocument");
+ SfxBaseModel* pModel = dynamic_cast<SfxBaseModel*>(mxComponent.get());
+ CPPUNIT_ASSERT(pModel);
+ SfxObjectShell* pShell = pModel->GetObjectShell();
+ std::shared_ptr<GDIMetaFile> xMetaFile = pShell->GetPreviewMetaFile();
+ BitmapEx aResultBitmap;
+ CPPUNIT_ASSERT(xMetaFile->CreateThumbnail(aResultBitmap));
+ return aResultBitmap.GetBitmap();
+ }
+
+ uno::Reference<lang::XComponent> mxComponent;
+};
+
+CPPUNIT_TEST_FIXTURE(GenTest, testTdf121120)
+{
+ Bitmap aBitmap = load("tdf121120.png");
+ Bitmap::ScopedReadAccess pAccess(aBitmap);
+ const Size& rSize = aBitmap.GetSizePixel();
+ Color aColor(pAccess->GetPixel(rSize.getHeight() / 2, rSize.getWidth() / 2));
+ // Without the accompanying fix in place, this test would have failed with 'Expected: 255;
+ // Actual : 1'. I.e. center of the preview (which has the background color) was ~black, not
+ // white.
+ CPPUNIT_ASSERT_EQUAL(0xff, int(aColor.GetRed()));
+ CPPUNIT_ASSERT_EQUAL(0xff, int(aColor.GetBlue()));
+ CPPUNIT_ASSERT_EQUAL(0xff, int(aColor.GetGreen()));
+}
+
+/// Test that drawing a line preview to a bitmap is not lost.
+CPPUNIT_TEST_FIXTURE(GenTest, testTdf107966)
+{
+ // Set up the virtual device: white background.
+ ScopedVclPtr<VirtualDevice> pVirtualDevice(VclPtr<VirtualDevice>::Create());
+ pVirtualDevice->SetLineColor();
+ MapMode aMapMode;
+ aMapMode.SetMapUnit(MapUnit::MapTwip);
+ pVirtualDevice->SetMapMode(aMapMode);
+ pVirtualDevice->SetOutputSizePixel(Size(90, 15));
+ pVirtualDevice->SetFillColor(Color(255, 255, 255));
+ pVirtualDevice->DrawRect(tools::Rectangle(Point(), Size(1350, 225)));
+ pVirtualDevice->SetFillColor(Color(0, 0, 0));
+ AntialiasingFlags nOldAA = pVirtualDevice->GetAntialiasing();
+ pVirtualDevice->SetAntialiasing(nOldAA & ~AntialiasingFlags::Enable);
+
+ // Paint a black polygon on it.
+ basegfx::B2DPolygon aPolygon;
+ aPolygon.append(basegfx::B2DPoint(0, 15));
+ aPolygon.append(basegfx::B2DPoint(1350, 15));
+ aPolygon.append(basegfx::B2DPoint(1350, 0));
+ aPolygon.append(basegfx::B2DPoint(0, 0));
+ pVirtualDevice->DrawPolygon(aPolygon);
+
+ // Make sure that the polygon is visible.
+ Bitmap aBitmap = pVirtualDevice->GetBitmap(Point(), Size(1350, 15));
+ Bitmap::ScopedReadAccess pAccess(aBitmap);
+ Color aPixel(pAccess->GetPixel(0, 0));
+ // Without the accompanying fix in place, this test would have failed with 'Expected: 000000;
+ // Actual: ffffff', i.e. the top left pixel was white, not black.
+ CPPUNIT_ASSERT_EQUAL(OUString("000000"), aPixel.AsRGBHexString());
+}
+
+CPPUNIT_PLUGIN_IMPLEMENT();
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */