14 files changed, 2517 insertions, 0 deletions
diff --git a/vcl/backendtest/VisualBackendTest.cxx b/vcl/backendtest/VisualBackendTest.cxx
new file mode 100644
index 000000000..08efc1d38
--- /dev/null
+++ b/vcl/backendtest/VisualBackendTest.cxx
@@ -0,0 +1,690 @@
+/* -*- 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 <math.h>
+#include <sal/log.hxx>
+
+#include <comphelper/processfactory.hxx>
+#include <cppuhelper/bootstrap.hxx>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+
+#include <vcl/event.hxx>
+#include <vcl/gradient.hxx>
+#include <vcl/vclmain.hxx>
+
+#include <vcl/svapp.hxx>
+#include <vcl/wrkwin.hxx>
+#include <vcl/virdev.hxx>
+
+#include <basegfx/numeric/ftools.hxx>
+#include <tools/diagnose_ex.h>
+
+#include <chrono>
+#include <iostream>
+
+#include <test/outputdevice.hxx>
+
+using namespace css;
+
+static void drawBitmapCentered(tools::Rectangle const& rRect, const Bitmap& aBitmap,
+                        vcl::RenderContext& rRenderContext)
+{
+    long nWidth = rRect.GetWidth();
+    long nHeight = rRect.GetHeight();
+
+    Size aBitmapSize(aBitmap.GetSizePixel());
+
+    Point aPoint(rRect.TopLeft());
+
+    aPoint.AdjustX((nWidth  - aBitmapSize.Width())  / 2 );
+    aPoint.AdjustY((nHeight - aBitmapSize.Height()) / 2 );
+
+    rRenderContext.DrawBitmap(aPoint, aBitmap);
+}
+
+static void drawBitmapScaledAndCentered(tools::Rectangle const & rRect, Bitmap aBitmap, vcl::RenderContext& rRenderContext, BmpScaleFlag aFlag = BmpScaleFlag::Fast)
+{
+    long nWidth = rRect.GetWidth();
+    long nHeight = rRect.GetHeight();
+
+    Size aBitmapSize(aBitmap.GetSizePixel());
+
+    double fWidthHeight = std::min(nWidth, nHeight);
+    double fScale = fWidthHeight / aBitmapSize.Width();
+    aBitmap.Scale(fScale, fScale, aFlag);
+
+    drawBitmapCentered(rRect, aBitmap, rRenderContext);
+}
+
+static void drawBackgroundRect(tools::Rectangle const & rRect, Color aColor, vcl::RenderContext& rRenderContext)
+{
+    rRenderContext.Push(PushFlags::LINECOLOR | PushFlags::FILLCOLOR);
+    rRenderContext.SetFillColor(aColor);
+    rRenderContext.SetLineColor(aColor);
+    rRenderContext.DrawRect(rRect);
+    rRenderContext.Pop();
+}
+
+static void assertAndSetBackground(vcl::test::TestResult eResult, tools::Rectangle const & rRect, vcl::RenderContext& rRenderContext)
+{
+    if (eResult == vcl::test::TestResult::Passed)
+        drawBackgroundRect(rRect, COL_GREEN, rRenderContext);
+    else if (eResult == vcl::test::TestResult::PassedWithQuirks)
+        drawBackgroundRect(rRect, COL_YELLOW, rRenderContext);
+    else if (eResult == vcl::test::TestResult::Failed)
+        drawBackgroundRect(rRect, COL_RED, rRenderContext);
+}
+
+namespace {
+
+class VisualBackendTestWindow : public WorkWindow
+{
+private:
+    Timer maUpdateTimer;
+    std::vector<std::chrono::high_resolution_clock::time_point> mTimePoints;
+    static constexpr unsigned char gnNumberOfTests = 9;
+    unsigned char mnTest;
+    bool mbAnimate;
+    ScopedVclPtr<VirtualDevice> mpVDev;
+
+public:
+    VisualBackendTestWindow()
+        : WorkWindow(nullptr, WB_APP | WB_STDWORK)
+        , mnTest(10 * gnNumberOfTests)
+        , mbAnimate(mnTest % gnNumberOfTests == gnNumberOfTests - 1)
+        , mpVDev(VclPtr<VirtualDevice>::Create())
+    {
+        maUpdateTimer.SetInvokeHandler(LINK(this, VisualBackendTestWindow, updateHdl));
+        maUpdateTimer.SetPriority(TaskPriority::DEFAULT_IDLE);
+        if (mbAnimate)
+        {
+            maUpdateTimer.SetTimeout(1000.0);
+            maUpdateTimer.Start();
+        }
+    }
+
+    virtual ~VisualBackendTestWindow() override
+    {
+        disposeOnce();
+    }
+
+    DECL_LINK(updateHdl, Timer*, void);
+
+    virtual void KeyInput(const KeyEvent& rKEvt) override
+    {
+        sal_uInt16 nCode = rKEvt.GetKeyCode().GetCode();
+
+        if (nCode == KEY_BACKSPACE)
+            mnTest--;
+        else if(nCode == KEY_SPACE)
+            mnTest++;
+
+        if (nCode == KEY_BACKSPACE || nCode == KEY_SPACE)
+        {
+            if (mnTest % gnNumberOfTests == gnNumberOfTests - 1)
+            {
+                mbAnimate = true;
+                maUpdateTimer.Start();
+            }
+            else
+            {
+                mbAnimate = false;
+                Invalidate();
+            }
+        }
+    }
+
+    static std::vector<tools::Rectangle> setupRegions(int nPartitionsX, int nPartitionsY, int nWidth, int nHeight)
+    {
+        std::vector<tools::Rectangle> aRegions;
+
+        for (int y = 0; y < nPartitionsY; y++)
+        {
+            for (int x = 0; x < nPartitionsX; x++)
+            {
+                long x1 =  x    * (nWidth  / nPartitionsX);
+                long y1 =  y    * (nHeight / nPartitionsY);
+                long x2 = (x+1) * (nWidth  / nPartitionsX);
+                long y2 = (y+1) * (nHeight / nPartitionsY);
+
+                aRegions.emplace_back(x1 + 1, y1 + 1, x2 - 2, y2 - 2);
+            }
+        }
+        return aRegions;
+    }
+
+    static void testRectangles(vcl::RenderContext& rRenderContext, int nWidth, int nHeight)
+    {
+        tools::Rectangle aRectangle;
+        size_t index = 0;
+
+        std::vector<tools::Rectangle> aRegions = setupRegions(3, 2, nWidth, nHeight);
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestRect aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupRectangle(false);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkRectangle(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPixel aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupRectangle(false);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkRectangle(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestLine aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupRectangle(false);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkRectangle(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolygon aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupRectangle(false);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkRectangle(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolyLine aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupRectangle(false);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkRectangle(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolyPolygon aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupRectangle(false);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkRectangle(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+    }
+
+    static void testFilledRectangles(vcl::RenderContext& rRenderContext, int nWidth, int nHeight)
+    {
+        tools::Rectangle aRectangle;
+        size_t index = 0;
+
+        std::vector<tools::Rectangle> aRegions = setupRegions(3, 2, nWidth, nHeight);
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestRect aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupFilledRectangle(false);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkFilledRectangle(aBitmap, false), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolygon aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupFilledRectangle(false);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkFilledRectangle(aBitmap, false), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolyPolygon aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupFilledRectangle(false);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkFilledRectangle(aBitmap, false), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestRect aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupFilledRectangle(true);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkFilledRectangle(aBitmap, true), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolygon aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupFilledRectangle(true);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkFilledRectangle(aBitmap, true), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolyPolygon aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupFilledRectangle(true);
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkFilledRectangle(aBitmap, true), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+    }
+
+    static void testDiamonds(vcl::RenderContext& rRenderContext, int nWidth, int nHeight)
+    {
+        tools::Rectangle aRectangle;
+        size_t index = 0;
+
+        std::vector<tools::Rectangle> aRegions = setupRegions(3, 1, nWidth, nHeight);
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolygon aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupDiamond();
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkDiamond(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestLine aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupDiamond();
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkDiamond(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolyLine aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupDiamond();
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkDiamond(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+    }
+
+    static void testLines(vcl::RenderContext& rRenderContext, int nWidth, int nHeight)
+    {
+        tools::Rectangle aRectangle;
+        size_t index = 0;
+
+        std::vector<tools::Rectangle> aRegions = setupRegions(3, 2, nWidth, nHeight);
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestLine aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupLines();
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkLines(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolyLine aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupLines();
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkLines(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolygon aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupLines();
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkLines(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestLine aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupAALines();
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkAALines(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolyLine aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupAALines();
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkAALines(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestPolygon aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupAALines();
+            assertAndSetBackground(vcl::test::OutputDeviceTestCommon::checkAALines(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+    }
+
+    static void testBitmaps(vcl::RenderContext& rRenderContext, int nWidth, int nHeight)
+    {
+        tools::Rectangle aRectangle;
+        size_t index = 0;
+
+        std::vector<tools::Rectangle> aRegions = setupRegions(3, 2, nWidth, nHeight);
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestBitmap aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupDrawBitmap();
+            assertAndSetBackground(vcl::test::OutputDeviceTestBitmap::checkTransformedBitmap(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestBitmap aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupDrawTransformedBitmap();
+            assertAndSetBackground(vcl::test::OutputDeviceTestBitmap::checkTransformedBitmap(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestBitmap aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupDrawBitmapExWithAlpha();
+            assertAndSetBackground(vcl::test::OutputDeviceTestBitmap::checkBitmapExWithAlpha(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestBitmap aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupDrawMask();
+            assertAndSetBackground(vcl::test::OutputDeviceTestBitmap::checkMask(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestBitmap aOutDevTest;
+            BitmapEx aBitmap = aOutDevTest.setupDrawBlend();
+            assertAndSetBackground(vcl::test::OutputDeviceTestBitmap::checkBlend(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap.GetBitmap(), rRenderContext);
+        }
+    }
+
+    static void testInvert(vcl::RenderContext& rRenderContext, int nWidth, int nHeight)
+    {
+        tools::Rectangle aRectangle;
+        size_t index = 0;
+
+        std::vector<tools::Rectangle> aRegions = setupRegions(2, 2, nWidth, nHeight);
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestRect aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupInvert_NONE();
+            assertAndSetBackground(vcl::test::OutputDeviceTestRect::checkInvertRectangle(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestRect aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupInvert_N50();
+            assertAndSetBackground(vcl::test::OutputDeviceTestRect::checkInvertN50Rectangle(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestRect aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupInvert_TrackFrame();
+            assertAndSetBackground(vcl::test::OutputDeviceTestRect::checkInvertTrackFrameRectangle(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestAnotherOutDev aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupXOR();
+            assertAndSetBackground(vcl::test::OutputDeviceTestAnotherOutDev::checkXOR(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+    }
+
+    static void testClip(vcl::RenderContext& rRenderContext, int nWidth, int nHeight)
+    {
+        tools::Rectangle aRectangle;
+        size_t index = 0;
+
+        std::vector<tools::Rectangle> aRegions = setupRegions(2, 2, nWidth, nHeight);
+
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestClip aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupClipRectangle();
+            assertAndSetBackground(vcl::test::OutputDeviceTestClip::checkClip(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestClip aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupClipPolygon();
+            assertAndSetBackground(vcl::test::OutputDeviceTestClip::checkClip(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestClip aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupClipPolyPolygon();
+            assertAndSetBackground(vcl::test::OutputDeviceTestClip::checkClip(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+        aRectangle = aRegions[index++];
+        {
+            vcl::test::OutputDeviceTestClip aOutDevTest;
+            Bitmap aBitmap = aOutDevTest.setupClipB2DPolyPolygon();
+            assertAndSetBackground(vcl::test::OutputDeviceTestClip::checkClip(aBitmap), aRectangle, rRenderContext);
+            drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+        }
+    }
+
+    virtual void Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& /*rRect*/) override
+    {
+        if (mnTest % gnNumberOfTests == gnNumberOfTests - 1)
+        {
+            rRenderContext.SetBackground(Wallpaper(COL_GREEN));
+
+            static size_t nTimeIndex = 0;
+            static const size_t constSamplesFPS = 120;
+            double fps = 0.0;
+
+            if (mTimePoints.size() < constSamplesFPS)
+            {
+                mTimePoints.push_back(std::chrono::high_resolution_clock::now());
+                nTimeIndex++;
+            }
+            else
+            {
+                size_t current = nTimeIndex % constSamplesFPS;
+                mTimePoints[current] = std::chrono::high_resolution_clock::now();
+                size_t last = (nTimeIndex + 1) % constSamplesFPS;
+                auto ms = std::chrono::duration_cast<std::chrono::milliseconds>(mTimePoints[current] - mTimePoints[last]).count();
+                fps = constSamplesFPS * 1000.0 / ms;
+                nTimeIndex++;
+            }
+
+            double fTime = 0.5 + std::sin(nTimeIndex / 100.0) / 2.0;
+
+            Size aSizePixel = GetSizePixel();
+
+            mpVDev->SetAntialiasing(AntialiasingFlags::EnableB2dDraw | AntialiasingFlags::PixelSnapHairline);
+            mpVDev->SetOutputSizePixel(aSizePixel);
+            mpVDev->SetBackground(Wallpaper(COL_LIGHTGRAY));
+            mpVDev->Erase();
+            mpVDev->SetFillColor(COL_LIGHTRED);
+            mpVDev->SetLineColor(COL_LIGHTBLUE);
+
+            basegfx::B2DPolyPolygon polyPolygon;
+
+            for (int b=10; b<14; b++)
+            {
+                basegfx::B2DPolygon polygon;
+                for (double a=0.0; a<360.0; a+=0.5)
+                {
+                    double x = std::sin(basegfx::deg2rad(a)) * (b+1) * 20;
+                    double y = std::cos(basegfx::deg2rad(a)) * (b+1) * 20;
+                    polygon.append(basegfx::B2DPoint(x + 200 + 500 * fTime, y + 200 + 500 * fTime));
+                }
+                polygon.setClosed(true);
+                polyPolygon.append(polygon);
+            }
+
+            mpVDev->DrawPolyPolygon(polyPolygon);
+
+            tools::Rectangle aGradientRect(Point(200, 200), Size(200 + fTime * 300, 200 + fTime * 300));
+            mpVDev->DrawGradient(aGradientRect, Gradient(GradientStyle::Linear, COL_YELLOW, COL_BLUE));
+
+            rRenderContext.DrawOutDev(Point(), mpVDev->GetOutputSizePixel(),
+                                      Point(), mpVDev->GetOutputSizePixel(),
+                                      *mpVDev);
+            rRenderContext.SetTextColor(COL_LIGHTRED);
+            rRenderContext.DrawText(Point(10, 10), "FPS: " + OUString::number(int(fps)));
+            return;
+        }
+
+        rRenderContext.SetBackground(Wallpaper(COL_GREEN));
+
+        Size aSize = GetOutputSizePixel();
+
+        long nWidth = aSize.Width();
+        long nHeight = aSize.Height();
+
+        tools::Rectangle aRectangle;
+        size_t index = 0;
+
+        if (mnTest % gnNumberOfTests == 0)
+        {
+            testRectangles(rRenderContext, nWidth, nHeight);
+        }
+        else if (mnTest % gnNumberOfTests == 1)
+        {
+            testFilledRectangles(rRenderContext, nWidth, nHeight);
+        }
+        else if (mnTest % gnNumberOfTests == 2)
+        {
+            testDiamonds(rRenderContext, nWidth, nHeight);
+        }
+        else if (mnTest % gnNumberOfTests == 3)
+        {
+            testLines(rRenderContext, nWidth, nHeight);
+        }
+        else if (mnTest % gnNumberOfTests == 4)
+        {
+            testBitmaps(rRenderContext, nWidth, nHeight);
+        }
+        else if (mnTest % gnNumberOfTests == 5)
+        {
+            testInvert(rRenderContext, nWidth, nHeight);
+        }
+        else if (mnTest % gnNumberOfTests == 6)
+        {
+            testClip(rRenderContext, nWidth, nHeight);
+        }
+        else if (mnTest % gnNumberOfTests == 7)
+        {
+            std::vector<tools::Rectangle> aRegions = setupRegions(2, 2, nWidth, nHeight);
+
+            aRectangle = aRegions[index++];
+            {
+                vcl::test::OutputDeviceTestAnotherOutDev aOutDevTest;
+                Bitmap aBitmap = aOutDevTest.setupDrawOutDev();
+                assertAndSetBackground(vcl::test::OutputDeviceTestAnotherOutDev::checkDrawOutDev(aBitmap), aRectangle, rRenderContext);
+                drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+            }
+            aRectangle = aRegions[index++];
+            {
+                vcl::test::OutputDeviceTestLine aOutDevTest;
+                Bitmap aBitmap = aOutDevTest.setupDashedLine();
+                assertAndSetBackground(vcl::test::OutputDeviceTestLine::checkDashedLine(aBitmap), aRectangle, rRenderContext);
+                drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+            }
+            aRectangle = aRegions[index++];
+            {
+                vcl::test::OutputDeviceTestGradient aOutDevTest;
+                Bitmap aBitmap = aOutDevTest.setupLinearGradient();
+                drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+            }
+            aRectangle = aRegions[index++];
+            {
+                vcl::test::OutputDeviceTestGradient aOutDevTest;
+                Bitmap aBitmap = aOutDevTest.setupRadialGradient();
+                drawBitmapScaledAndCentered(aRectangle, aBitmap, rRenderContext);
+            }
+        }
+    }
+};
+
+}
+
+IMPL_LINK_NOARG(VisualBackendTestWindow, updateHdl, Timer *, void)
+{
+    if (mbAnimate)
+    {
+        maUpdateTimer.SetTimeout(1.0);
+        maUpdateTimer.Start();
+        Invalidate();
+    }
+}
+
+namespace {
+
+class VisualBackendTestApp : public Application
+{
+
+public:
+    VisualBackendTestApp()
+    {}
+
+    virtual int Main() override
+    {
+        try
+        {
+            ScopedVclPtrInstance<VisualBackendTestWindow> aMainWindow;
+
+            aMainWindow->SetText("VCL Test");
+            aMainWindow->Show();
+
+            Application::Execute();
+        }
+        catch (const css::uno::Exception&)
+        {
+            DBG_UNHANDLED_EXCEPTION("vcl.app", "Fatal");
+            return 1;
+        }
+        catch (const std::exception& rException)
+        {
+            SAL_WARN("vcl.app", "Fatal exception: " << rException.what());
+            return 1;
+        }
+        return 0;
+    }
+
+protected:
+    void Init() override
+    {
+        try
+        {
+            uno::Reference<uno::XComponentContext> xComponentContext = ::cppu::defaultBootstrap_InitialComponentContext();
+            uno::Reference<lang::XMultiServiceFactory> xMSF(xComponentContext->getServiceManager(), uno::UNO_QUERY);
+
+            if (!xMSF.is())
+                Application::Abort("Bootstrap failure - no service manager");
+
+            comphelper::setProcessServiceFactory(xMSF);
+        }
+        catch (const uno::Exception &e)
+        {
+            Application::Abort("Bootstrap exception " + e.Message);
+        }
+    }
+
+    void DeInit() override
+    {
+        uno::Reference<lang::XComponent> xComponent(comphelper::getProcessComponentContext(), uno::UNO_QUERY_THROW);
+        xComponent->dispose();
+        comphelper::setProcessServiceFactory(nullptr);
+    }
+};
+
+}
+
+void vclmain::createApplication()
+{
+    static VisualBackendTestApp aApplication;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/bitmap.cxx b/vcl/backendtest/outputdevice/bitmap.cxx
new file mode 100644
index 000000000..79cd3d379
--- /dev/null
+++ b/vcl/backendtest/outputdevice/bitmap.cxx
@@ -0,0 +1,193 @@
+/* -*- 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 <test/outputdevice.hxx>
+#include <vcl/bitmapex.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <bitmapwriteaccess.hxx>
+
+namespace vcl::test {
+
+Bitmap OutputDeviceTestBitmap::setupDrawTransformedBitmap()
+{
+    Size aBitmapSize(9, 9);
+    Bitmap aBitmap(aBitmapSize, 24);
+    {
+        BitmapScopedWriteAccess aWriteAccess(aBitmap);
+        aWriteAccess->Erase(constFillColor);
+        aWriteAccess->SetLineColor(COL_YELLOW);
+        aWriteAccess->DrawRect(tools::Rectangle(0, 0,  8, 8));
+        aWriteAccess->DrawRect(tools::Rectangle(2, 2,  6, 6));
+    }
+
+    initialSetup(13, 13, constBackgroundColor);
+
+    basegfx::B2DHomMatrix aTransform;
+    aTransform.scale(aBitmapSize.Width(), aBitmapSize.Height());
+    aTransform.translate((maVDRectangle.GetWidth()  / 2.0) - (aBitmapSize.Width() / 2.0),
+                         (maVDRectangle.GetHeight() / 2.0) - (aBitmapSize.Height() / 2.0));
+
+    mpVirtualDevice->DrawTransformedBitmapEx(aTransform, BitmapEx(aBitmap));
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+
+Bitmap OutputDeviceTestBitmap::setupDrawBitmap()
+{
+    Size aBitmapSize(9, 9);
+    Bitmap aBitmap(aBitmapSize, 24);
+    {
+        BitmapScopedWriteAccess aWriteAccess(aBitmap);
+        aWriteAccess->Erase(constFillColor);
+        aWriteAccess->SetLineColor(COL_YELLOW);
+        aWriteAccess->DrawRect(tools::Rectangle(0, 0,  8, 8));
+        aWriteAccess->DrawRect(tools::Rectangle(2, 2,  6, 6));
+    }
+
+    initialSetup(13, 13, constBackgroundColor);
+
+    Point aPoint((maVDRectangle.GetWidth()  / 2.0) - (aBitmapSize.Width() / 2.0),
+                 (maVDRectangle.GetHeight() / 2.0) - (aBitmapSize.Height() / 2.0));
+
+    mpVirtualDevice->DrawBitmapEx(aPoint, BitmapEx(aBitmap));
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestBitmap::setupDrawBitmapExWithAlpha()
+{
+    Size aBitmapSize(9, 9);
+    Bitmap aBitmap(aBitmapSize, 24);
+    {
+        BitmapScopedWriteAccess aWriteAccess(aBitmap);
+        aWriteAccess->Erase(COL_WHITE);
+        aWriteAccess->SetLineColor(Color(0xFF, 0xFF, 0x00));
+        aWriteAccess->DrawRect(tools::Rectangle(0, 0, 8, 8));
+        aWriteAccess->DrawRect(tools::Rectangle(3, 3, 5, 5));
+    }
+
+    AlphaMask aAlpha(aBitmapSize);
+    {
+        AlphaScopedWriteAccess aWriteAccess(aAlpha);
+        aWriteAccess->Erase(COL_WHITE);
+        aWriteAccess->SetLineColor(Color(0x44, 0x44, 0x44));
+        aWriteAccess->DrawRect(tools::Rectangle(0, 0, 8, 8));
+        aWriteAccess->DrawRect(tools::Rectangle(3, 3, 5, 5));
+    }
+
+    initialSetup(13, 13, constBackgroundColor);
+
+    Point aPoint(alignToCenter(maVDRectangle, tools::Rectangle(Point(), aBitmapSize)).TopLeft());
+
+    mpVirtualDevice->DrawBitmapEx(aPoint, BitmapEx(aBitmap, aAlpha));
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestBitmap::setupDrawMask()
+{
+    Size aBitmapSize(9, 9);
+    Bitmap aBitmap(aBitmapSize, 24);
+    {
+        BitmapScopedWriteAccess aWriteAccess(aBitmap);
+        aWriteAccess->Erase(COL_WHITE);
+        aWriteAccess->SetLineColor(COL_BLACK);
+        aWriteAccess->DrawRect(tools::Rectangle(0, 0,  8, 8));
+        aWriteAccess->DrawRect(tools::Rectangle(3, 3,  5, 5));
+    }
+
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->DrawMask(Point(2, 2), aBitmap, constLineColor);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+BitmapEx OutputDeviceTestBitmap::setupDrawBlend()
+{
+    Size aBitmapSize(9, 9);
+    Bitmap aBitmap(aBitmapSize, 24);
+    {
+        BitmapScopedWriteAccess aWriteAccess(aBitmap);
+        aWriteAccess->Erase(COL_WHITE);
+        aWriteAccess->SetLineColor(Color(0xFF, 0xFF, 0x00));
+        aWriteAccess->DrawRect(tools::Rectangle(0, 0,  8, 8));
+        aWriteAccess->DrawRect(tools::Rectangle(3, 3,  5, 5));
+    }
+
+    AlphaMask aAlpha(aBitmapSize);
+    {
+        AlphaScopedWriteAccess aWriteAccess(aAlpha);
+        aWriteAccess->Erase(COL_WHITE);
+        aWriteAccess->SetLineColor(Color(0x44, 0x44, 0x44));
+        aWriteAccess->DrawRect(tools::Rectangle(0, 0, 8, 8));
+        aWriteAccess->DrawRect(tools::Rectangle(3, 3, 5, 5));
+    }
+
+    initialSetup(13, 13, COL_TRANSPARENT, false, true);
+    mpVirtualDevice->SetFillColor(constBackgroundColor);
+    mpVirtualDevice->SetLineColor(constBackgroundColor);
+    // Leave the outer part of the device transparent, the inner part set to the background color.
+    // This will test blending of VirtualDevice's "alpha" device (outer yellow rectangle
+    // will be blended with transparent background, inner with the grey one).
+    mpVirtualDevice->DrawRect( tools::Rectangle( Point( 3, 3 ), Size( 7, 7 )));
+
+    Point aPoint(alignToCenter(maVDRectangle, tools::Rectangle(Point(), aBitmapSize)).TopLeft());
+
+    mpVirtualDevice->DrawBitmapEx(aPoint, BitmapEx(aBitmap, aAlpha));
+
+    return mpVirtualDevice->GetBitmapEx(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+TestResult OutputDeviceTestBitmap::checkTransformedBitmap(Bitmap& rBitmap)
+{
+    std::vector<Color> aExpected
+    {
+        constBackgroundColor, constBackgroundColor,
+        COL_YELLOW, constFillColor, COL_YELLOW, constFillColor, constFillColor
+    };
+    return checkRectangles(rBitmap, aExpected);
+}
+
+TestResult OutputDeviceTestBitmap::checkBitmapExWithAlpha(Bitmap& rBitmap)
+{
+    const Color aBlendedColor(0xEE, 0xEE, 0x33);
+
+    std::vector<Color> aExpected
+    {
+        constBackgroundColor, constBackgroundColor,
+        aBlendedColor, constBackgroundColor, constBackgroundColor,
+        aBlendedColor, constBackgroundColor
+    };
+    return checkRectangles(rBitmap, aExpected);
+}
+
+TestResult OutputDeviceTestBitmap::checkMask(Bitmap& rBitmap)
+{
+    return checkRectangle(rBitmap);
+}
+
+TestResult OutputDeviceTestBitmap::checkBlend(BitmapEx& rBitmapEx)
+{
+    const Color aBlendedColor(0xEE, 0xEE, 0x33);
+
+    std::vector<Color> aExpected
+    {
+        COL_WHITE, COL_WHITE, COL_YELLOW, constBackgroundColor,
+        constBackgroundColor, aBlendedColor, constBackgroundColor
+    };
+    Bitmap aBitmap(rBitmapEx.GetBitmap());
+    return checkRectangles(aBitmap, aExpected);
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/clip.cxx b/vcl/backendtest/outputdevice/clip.cxx
new file mode 100644
index 000000000..86064b583
--- /dev/null
+++ b/vcl/backendtest/outputdevice/clip.cxx
@@ -0,0 +1,83 @@
+/* -*- 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 <test/outputdevice.hxx>
+
+namespace vcl::test
+{
+Bitmap OutputDeviceTestClip::setupClipRectangle()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    tools::Rectangle rectangle = maVDRectangle;
+    rectangle.shrink(2);
+    mpVirtualDevice->SetClipRegion(vcl::Region(rectangle));
+    mpVirtualDevice->SetBackground(constFillColor);
+    mpVirtualDevice->Erase(maVDRectangle);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestClip::setupClipPolygon()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    tools::Rectangle rectangle = maVDRectangle;
+    rectangle.shrink(2);
+    mpVirtualDevice->SetClipRegion(vcl::Region(tools::Polygon(rectangle)));
+    mpVirtualDevice->SetBackground(constFillColor);
+    mpVirtualDevice->Erase(maVDRectangle);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestClip::setupClipPolyPolygon()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    tools::Rectangle rectangle = maVDRectangle;
+    rectangle.shrink(2);
+    mpVirtualDevice->SetClipRegion(vcl::Region(tools::PolyPolygon(rectangle)));
+    mpVirtualDevice->SetBackground(constFillColor);
+    mpVirtualDevice->Erase(maVDRectangle);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestClip::setupClipB2DPolyPolygon()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    tools::Rectangle rectangle = maVDRectangle;
+    rectangle.shrink(2);
+    mpVirtualDevice->SetClipRegion(vcl::Region(basegfx::B2DPolyPolygon(basegfx::B2DPolygon{
+        basegfx::B2DPoint(rectangle.getX(), rectangle.getY()),
+        basegfx::B2DPoint(rectangle.getX(), rectangle.getY() + rectangle.getHeight()),
+        basegfx::B2DPoint(rectangle.getX() + rectangle.getWidth(),
+                          rectangle.getY() + rectangle.getHeight()),
+        basegfx::B2DPoint(rectangle.getX() + rectangle.getWidth(), rectangle.getY()),
+    })));
+    mpVirtualDevice->SetBackground(constFillColor);
+    mpVirtualDevice->Erase(maVDRectangle);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+TestResult OutputDeviceTestClip::checkClip(Bitmap& aBitmap)
+{
+    std::vector<Color> aExpected{ constBackgroundColor, constBackgroundColor, constFillColor,
+                                  constFillColor,       constFillColor,       constFillColor,
+                                  constFillColor };
+    return checkRectangles(aBitmap, aExpected);
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/common.cxx b/vcl/backendtest/outputdevice/common.cxx
new file mode 100644
index 000000000..a5d032315
--- /dev/null
+++ b/vcl/backendtest/outputdevice/common.cxx
@@ -0,0 +1,478 @@
+/* -*- 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 <test/outputdevice.hxx>
+#include <bitmapwriteaccess.hxx>
+#include <salgdi.hxx>
+
+namespace vcl::test {
+
+namespace
+{
+
+int deltaColor(BitmapColor aColor1, BitmapColor aColor2)
+{
+    int deltaR = std::abs(aColor1.GetRed()   - aColor2.GetRed());
+    int deltaG = std::abs(aColor1.GetGreen() - aColor2.GetGreen());
+    int deltaB = std::abs(aColor1.GetBlue()  - aColor2.GetBlue());
+
+    return std::max(std::max(deltaR, deltaG), deltaB);
+}
+
+void checkValue(BitmapScopedWriteAccess& pAccess, int x, int y, Color aExpected,
+                      int& nNumberOfQuirks, int& nNumberOfErrors, bool bQuirkMode, int nColorDeltaThresh = 0)
+{
+    const bool bColorize = false;
+    Color aColor = pAccess->GetPixel(y, x);
+    int nColorDelta = deltaColor(aColor, aExpected);
+
+    if (nColorDelta <= nColorDeltaThresh)
+    {
+        if (bColorize)
+            pAccess->SetPixel(y, x, COL_LIGHTGREEN);
+    }
+    else if (bQuirkMode)
+    {
+        nNumberOfQuirks++;
+        if (bColorize)
+            pAccess->SetPixel(y, x, COL_YELLOW);
+    }
+    else
+    {
+        nNumberOfErrors++;
+        if (bColorize)
+            pAccess->SetPixel(y, x, COL_LIGHTRED);
+    }
+}
+
+TestResult checkRect(Bitmap& rBitmap, int aLayerNumber, Color aExpectedColor)
+{
+    BitmapScopedWriteAccess pAccess(rBitmap);
+    long nHeight = pAccess->Height();
+    long nWidth = pAccess->Width();
+
+    long firstX = 0 + aLayerNumber;
+    long firstY = 0 + aLayerNumber;
+
+    long lastX = nWidth  - aLayerNumber - 1;
+    long lastY = nHeight - aLayerNumber - 1;
+
+    TestResult aResult = TestResult::Passed;
+    int nNumberOfQuirks = 0;
+    int nNumberOfErrors = 0;
+
+    // check corner quirks
+    checkValue(pAccess, firstX, firstY, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true);
+    checkValue(pAccess, lastX,  firstY, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true);
+    checkValue(pAccess, firstX, lastY,  aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true);
+    checkValue(pAccess, lastX,  lastY,  aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true);
+
+    for (long y = firstY + 1; y <= lastY - 1; y++)
+    {
+        checkValue(pAccess, firstX, y,  aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false);
+        checkValue(pAccess, lastX,  y,  aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false);
+    }
+    for (long x = firstX + 1; x <= lastX - 1; x++)
+    {
+        checkValue(pAccess, x, firstY, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false);
+        checkValue(pAccess, x, lastY,  aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false);
+    }
+    if (nNumberOfQuirks > 0)
+        aResult = TestResult::PassedWithQuirks;
+    if (nNumberOfErrors > 0)
+        aResult = TestResult::Failed;
+    return aResult;
+}
+
+TestResult checkHorizontalVerticalDiagonalLines(Bitmap& rBitmap, Color aExpectedColor, int nColorThresh)
+{
+    BitmapScopedWriteAccess pAccess(rBitmap);
+    long nWidth  = pAccess->Width();
+    long nHeight = pAccess->Height();
+
+    TestResult aResult = TestResult::Passed;
+    int nNumberOfQuirks = 0;
+    int nNumberOfErrors = 0;
+
+    // check horizontal line
+    {
+        long startX = 4;
+        long endX   = nWidth - 2;
+
+        long y = 1;
+
+        checkValue(pAccess, startX, y, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true, nColorThresh);
+        checkValue(pAccess, endX,   y, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true, nColorThresh);
+
+        for (long x = startX + 1; x <= endX - 1; x++)
+        {
+            checkValue(pAccess, x, y, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false, nColorThresh);
+        }
+    }
+
+    // check vertical line
+    {
+        long startY = 4;
+        long endY   = nHeight - 2;
+
+        long x = 1;
+
+        checkValue(pAccess, x, startY, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true, nColorThresh);
+        checkValue(pAccess, x, endY,   aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true, nColorThresh);
+
+        for (long y = startY + 1; y <= endY - 1; y++)
+        {
+            checkValue(pAccess, x, y, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false, nColorThresh);
+        }
+    }
+
+    // check diagonal line
+    {
+        long startX = 1;
+        long endX   = nWidth - 2;
+
+        long startY = 1;
+        long endY   = nHeight - 2;
+
+        long x = startX;
+        long y = startY;
+
+        checkValue(pAccess, startX, startY, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true, nColorThresh);
+        checkValue(pAccess, endX,   endY,   aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true, nColorThresh);
+
+        x++; y++;
+
+        while(y <= endY - 1  && x <= endX - 1)
+        {
+            checkValue(pAccess, x, y, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false, nColorThresh);
+            x++; y++;
+        }
+    }
+
+    if (nNumberOfQuirks > 0)
+        aResult = TestResult::PassedWithQuirks;
+    if (nNumberOfErrors > 0)
+        aResult = TestResult::Failed;
+    return aResult;
+}
+
+TestResult checkDiamondLine(Bitmap& rBitmap, int aLayerNumber, Color aExpectedColor)
+{
+    BitmapScopedWriteAccess pAccess(rBitmap);
+    long nHeight = pAccess->Height();
+    long nWidth = pAccess->Width();
+
+    long midX = nWidth  / 2;
+    long midY = nHeight / 2;
+
+    long firstX = aLayerNumber;
+    long lastX  = nWidth - aLayerNumber - 1;
+
+    long firstY = aLayerNumber;
+    long lastY  = nHeight - aLayerNumber - 1;
+
+    long offsetFromMid = 0;
+
+    TestResult aResult = TestResult::Passed;
+    int nNumberOfQuirks = 0;
+    int nNumberOfErrors = 0;
+
+    checkValue(pAccess, firstX, midY, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true);
+    checkValue(pAccess, lastX,  midY, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true);
+    checkValue(pAccess, midX, firstY, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true);
+    checkValue(pAccess, midX,  lastY, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, true);
+
+    offsetFromMid = 1;
+    for (long x = firstX + 1; x <= midX - 1; x++)
+    {
+        checkValue(pAccess, x, midY - offsetFromMid, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false);
+        checkValue(pAccess, x, midY + offsetFromMid, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false);
+
+        offsetFromMid++;
+    }
+
+    offsetFromMid = midY - aLayerNumber - 1;
+
+    for (long x = midX + 1; x <= lastX - 1; x++)
+    {
+        checkValue(pAccess, x, midY - offsetFromMid, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false);
+        checkValue(pAccess, x, midY + offsetFromMid, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false);
+
+        offsetFromMid--;
+    }
+
+    if (nNumberOfQuirks > 0)
+        aResult = TestResult::PassedWithQuirks;
+    if (nNumberOfErrors > 0)
+        aResult = TestResult::Failed;
+    return aResult;
+}
+
+} // end anonymous namespace
+
+const Color OutputDeviceTestCommon::constBackgroundColor(COL_LIGHTGRAY);
+const Color OutputDeviceTestCommon::constLineColor(COL_LIGHTBLUE);
+const Color OutputDeviceTestCommon::constFillColor(COL_BLUE);
+
+OutputDeviceTestCommon::OutputDeviceTestCommon()
+{}
+
+OUString OutputDeviceTestCommon::getRenderBackendName() const
+{
+    if (mpVirtualDevice && mpVirtualDevice->GetGraphics())
+    {
+        SalGraphics const * pGraphics = mpVirtualDevice->GetGraphics();
+        return pGraphics->getRenderBackendName();
+    }
+    return OUString();
+}
+
+void OutputDeviceTestCommon::initialSetup(long nWidth, long nHeight, Color aColor, bool bEnableAA, bool bAlphaVirtualDevice)
+{
+    if (bAlphaVirtualDevice)
+        mpVirtualDevice = VclPtr<VirtualDevice>::Create(DeviceFormat::DEFAULT, DeviceFormat::DEFAULT);
+    else
+        mpVirtualDevice = VclPtr<VirtualDevice>::Create(DeviceFormat::DEFAULT);
+
+    maVDRectangle = tools::Rectangle(Point(), Size (nWidth, nHeight));
+    mpVirtualDevice->SetOutputSizePixel(maVDRectangle.GetSize());
+    if (bEnableAA)
+        mpVirtualDevice->SetAntialiasing(AntialiasingFlags::EnableB2dDraw | AntialiasingFlags::PixelSnapHairline);
+    else
+        mpVirtualDevice->SetAntialiasing(AntialiasingFlags::NONE);
+    mpVirtualDevice->SetBackground(Wallpaper(aColor));
+    mpVirtualDevice->Erase();
+}
+
+TestResult OutputDeviceTestCommon::checkLines(Bitmap& rBitmap)
+{
+    return checkHorizontalVerticalDiagonalLines(rBitmap, constLineColor, 0);
+}
+
+TestResult OutputDeviceTestCommon::checkAALines(Bitmap& rBitmap)
+{
+    return checkHorizontalVerticalDiagonalLines(rBitmap, constLineColor, 30); // 30 color values threshold delta
+}
+
+static void checkResult(TestResult eResult, TestResult & eTotal)
+{
+    if (eTotal == TestResult::Failed)
+        return;
+
+    if (eResult == TestResult::Failed)
+        eTotal = TestResult::Failed;
+
+    if (eResult == TestResult::PassedWithQuirks)
+        eTotal = TestResult::PassedWithQuirks;
+}
+
+TestResult OutputDeviceTestCommon::checkInvertRectangle(Bitmap& aBitmap)
+{
+    TestResult aReturnValue = TestResult::Passed;
+    TestResult eResult;
+
+    std::vector<Color> aExpected{ COL_WHITE, COL_WHITE };
+    eResult = checkRectangles(aBitmap, aExpected);
+    checkResult(eResult, aReturnValue);
+
+    eResult = checkFilled(aBitmap, tools::Rectangle(Point(2, 2), Size(8, 8)), COL_LIGHTCYAN);
+    checkResult(eResult, aReturnValue);
+
+    eResult = checkFilled(aBitmap, tools::Rectangle(Point(10, 2), Size(8, 8)), COL_LIGHTMAGENTA);
+    checkResult(eResult, aReturnValue);
+
+    eResult = checkFilled(aBitmap, tools::Rectangle(Point(2, 10), Size(8, 8)), COL_YELLOW);
+    checkResult(eResult, aReturnValue);
+
+    eResult = checkFilled(aBitmap, tools::Rectangle(Point(10, 10), Size(8, 8)), COL_BLACK);
+    checkResult(eResult, aReturnValue);
+
+    return aReturnValue;
+}
+
+TestResult OutputDeviceTestCommon::checkChecker(Bitmap& rBitmap, sal_Int32 nStartX, sal_Int32 nEndX, sal_Int32 nStartY, sal_Int32 nEndY, std::vector<Color> const & rExpected)
+{
+    TestResult aReturnValue = TestResult::Passed;
+
+    int choice = 0;
+    for (sal_Int32 y = nStartY; y <= nEndY; ++y)
+    {
+        for (sal_Int32 x = nStartX; x <= nEndX; ++x)
+        {
+            TestResult eResult = checkFilled(rBitmap, tools::Rectangle(Point(x, y), Size(1, 1)), rExpected[choice % 2]);
+            checkResult(eResult, aReturnValue);
+            choice++;
+        }
+        choice++;
+    }
+    return aReturnValue;
+}
+
+TestResult OutputDeviceTestCommon::checkInvertN50Rectangle(Bitmap& aBitmap)
+{
+    TestResult aReturnValue = TestResult::Passed;
+    TestResult eResult;
+
+    std::vector<Color> aExpected{ COL_WHITE, COL_WHITE };
+    eResult = checkRectangles(aBitmap, aExpected);
+    checkResult(eResult, aReturnValue);
+
+    eResult = checkChecker(aBitmap, 2, 9, 2, 9, { COL_LIGHTCYAN, COL_LIGHTRED });
+    checkResult(eResult, aReturnValue);
+    eResult = checkChecker(aBitmap, 2, 9, 10, 17, { COL_YELLOW, COL_LIGHTBLUE });
+    checkResult(eResult, aReturnValue);
+    eResult = checkChecker(aBitmap, 10, 17, 2, 9, { COL_LIGHTMAGENTA, COL_LIGHTGREEN });
+    checkResult(eResult, aReturnValue);
+    eResult = checkChecker(aBitmap, 10, 17, 10, 17, { COL_BLACK, COL_WHITE });
+    checkResult(eResult, aReturnValue);
+
+    return aReturnValue;
+}
+
+TestResult OutputDeviceTestCommon::checkInvertTrackFrameRectangle(Bitmap& aBitmap)
+{
+    std::vector<Color> aExpected
+    {
+        COL_WHITE, COL_WHITE
+    };
+    return checkRectangles(aBitmap, aExpected);
+}
+
+TestResult OutputDeviceTestCommon::checkRectangle(Bitmap& aBitmap)
+{
+    std::vector<Color> aExpected
+    {
+        constBackgroundColor, constBackgroundColor, constLineColor,
+        constBackgroundColor, constBackgroundColor, constLineColor, constBackgroundColor
+    };
+    return checkRectangles(aBitmap, aExpected);
+}
+
+TestResult OutputDeviceTestCommon::checkRectangleAA(Bitmap& aBitmap)
+{
+    std::vector<Color> aExpected
+    {
+        constBackgroundColor, constBackgroundColor, constLineColor,
+        constBackgroundColor, constBackgroundColor, constLineColor, constBackgroundColor
+    };
+    return checkRectangles(aBitmap, aExpected);
+}
+
+TestResult OutputDeviceTestCommon::checkFilledRectangle(Bitmap& aBitmap, bool useLineColor)
+{
+    std::vector<Color> aExpected
+    {
+        constBackgroundColor, constBackgroundColor,
+        useLineColor ? constLineColor : constFillColor,
+        constFillColor, constFillColor, constFillColor, constFillColor
+    };
+    return checkRectangles(aBitmap, aExpected);
+}
+
+TestResult OutputDeviceTestCommon::checkFilled(Bitmap& rBitmap, tools::Rectangle aRectangle, Color aExpectedColor)
+{
+    BitmapScopedWriteAccess pAccess(rBitmap);
+
+    TestResult aResult = TestResult::Passed;
+    int nNumberOfQuirks = 0;
+    int nNumberOfErrors = 0;
+
+    for (long y = aRectangle.Top(); y < aRectangle.Top() + aRectangle.GetHeight(); y++)
+    {
+        for (long x = aRectangle.Left(); x < aRectangle.Left() + aRectangle.GetWidth(); x++)
+        {
+            checkValue(pAccess, x, y, aExpectedColor, nNumberOfQuirks, nNumberOfErrors, false);
+        }
+    }
+
+    if (nNumberOfQuirks > 0)
+        aResult = TestResult::PassedWithQuirks;
+
+    if (nNumberOfErrors > 0)
+        aResult = TestResult::Failed;
+
+    return aResult;
+}
+
+TestResult OutputDeviceTestCommon::checkRectangles(Bitmap& aBitmap, std::vector<Color>& aExpectedColors)
+{
+    TestResult aReturnValue = TestResult::Passed;
+    for (size_t i = 0; i < aExpectedColors.size(); i++)
+    {
+        TestResult eResult = checkRect(aBitmap, i, aExpectedColors[i]);
+
+        if (eResult == TestResult::Failed)
+            aReturnValue = TestResult::Failed;
+        if (eResult == TestResult::PassedWithQuirks && aReturnValue != TestResult::Failed)
+            aReturnValue = TestResult::PassedWithQuirks;
+    }
+    return aReturnValue;
+}
+
+TestResult OutputDeviceTestCommon::checkRectangle(Bitmap& rBitmap, int aLayerNumber, Color aExpectedColor)
+{
+    return checkRect(rBitmap, aLayerNumber, aExpectedColor);
+}
+
+tools::Rectangle OutputDeviceTestCommon::alignToCenter(tools::Rectangle aRect1, tools::Rectangle aRect2)
+{
+    Point aPoint((aRect1.GetWidth()  / 2.0) - (aRect2.GetWidth()  / 2.0),
+                 (aRect1.GetHeight() / 2.0) - (aRect2.GetHeight() / 2.0));
+
+    return tools::Rectangle(aPoint, aRect2.GetSize());
+}
+
+TestResult OutputDeviceTestCommon::checkDiamond(Bitmap& rBitmap)
+{
+    return checkDiamondLine(rBitmap, 1, constLineColor);
+}
+
+void OutputDeviceTestCommon::createDiamondPoints(tools::Rectangle rRect, int nOffset,
+                                                 Point& rPoint1, Point& rPoint2,
+                                                 Point& rPoint3, Point& rPoint4)
+{
+    long midPointX = rRect.Left() + (rRect.Right()  - rRect.Left()) / 2.0;
+    long midPointY = rRect.Top()  + (rRect.Bottom() - rRect.Top())  / 2.0;
+
+    rPoint1 = Point(midPointX         , midPointY - nOffset);
+    rPoint2 = Point(midPointX + nOffset, midPointY         );
+    rPoint3 = Point(midPointX         , midPointY + nOffset);
+    rPoint4 = Point(midPointX - nOffset, midPointY         );
+}
+
+void OutputDeviceTestCommon::createHorizontalVerticalDiagonalLinePoints(tools::Rectangle rRect,
+                                Point& rHorizontalLinePoint1, Point& rHorizontalLinePoint2,
+                                Point& rVerticalLinePoint1, Point& rVerticalLinePoint2,
+                                Point& rDiagonalLinePoint1, Point& rDiagonalLinePoint2)
+{
+    rHorizontalLinePoint1 = Point(4, 1);
+    rHorizontalLinePoint2 = Point(rRect.Right() - 1, 1);
+
+    rVerticalLinePoint1 = Point(1, 4);
+    rVerticalLinePoint2 = Point(1,rRect.Bottom() - 1);
+
+    rDiagonalLinePoint1 = Point(1, 1);
+    rDiagonalLinePoint2 = Point(rRect.Right() - 1, rRect.Bottom() - 1);
+}
+
+TestResult OutputDeviceTestCommon::checkBezier(Bitmap& rBitmap)
+{
+    std::vector<Color> aExpected
+    {
+        constBackgroundColor, constBackgroundColor
+    };
+    // Check the bezier doesn't go over to the margins first
+    // TODO extend the check with more exact assert
+    return checkRectangles(rBitmap, aExpected);
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/gradient.cxx b/vcl/backendtest/outputdevice/gradient.cxx
new file mode 100644
index 000000000..9880fedd1
--- /dev/null
+++ b/vcl/backendtest/outputdevice/gradient.cxx
@@ -0,0 +1,43 @@
+/* -*- 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 <test/outputdevice.hxx>
+#include <vcl/gradient.hxx>
+
+namespace vcl::test {
+
+Bitmap OutputDeviceTestGradient::setupLinearGradient()
+{
+    initialSetup(12, 12, constBackgroundColor);
+
+    Gradient aGradient(GradientStyle::Linear, Color(0xFF, 0xFF, 0xFF), Color(0x00, 0x00, 0x00));
+    aGradient.SetAngle(900);
+    tools::Rectangle aDrawRect(maVDRectangle.Left() + 1,  maVDRectangle.Top() + 1,
+                        maVDRectangle.Right() - 1, maVDRectangle.Bottom() - 1);
+    mpVirtualDevice->DrawGradient(aDrawRect, aGradient);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestGradient::setupRadialGradient()
+{
+    initialSetup(12, 12, constBackgroundColor);
+
+    Gradient aGradient(GradientStyle::Radial, Color(0xFF, 0xFF, 0xFF), Color(0x00, 0x00, 0x00));
+    tools::Rectangle aDrawRect(maVDRectangle.Left() + 1,  maVDRectangle.Top() + 1,
+                        maVDRectangle.Right() - 1, maVDRectangle.Bottom() - 1);
+    mpVirtualDevice->DrawGradient(aDrawRect, aGradient);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/line.cxx b/vcl/backendtest/outputdevice/line.cxx
new file mode 100644
index 000000000..5b5d73261
--- /dev/null
+++ b/vcl/backendtest/outputdevice/line.cxx
@@ -0,0 +1,200 @@
+/* -*- 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 <test/outputdevice.hxx>
+
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <vcl/bitmapaccess.hxx>
+
+#include <list>
+
+namespace vcl::test {
+
+namespace
+{
+
+void drawLineOffset(OutputDevice& rDevice, tools::Rectangle const & rRect, int nOffset)
+{
+    Point aLeftTop     (rRect.Left()  + nOffset, rRect.Top()    + nOffset);
+    Point aRightTop    (rRect.Right() - nOffset, rRect.Top()    + nOffset);
+    Point aLeftBottom  (rRect.Left()  + nOffset, rRect.Bottom() - nOffset);
+    Point aRightBottom (rRect.Right() - nOffset, rRect.Bottom() - nOffset);
+
+    rDevice.DrawLine(aLeftTop,     aRightTop);
+    rDevice.DrawLine(aRightTop,    aRightBottom);
+    rDevice.DrawLine(aRightBottom, aLeftBottom);
+    rDevice.DrawLine(aLeftBottom,  aLeftTop);
+}
+
+} // end anonymous namespace
+
+Bitmap OutputDeviceTestLine::setupRectangle(bool bEnableAA)
+{
+    initialSetup(13, 13, constBackgroundColor, bEnableAA);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    drawLineOffset(*mpVirtualDevice, maVDRectangle, 2);
+    drawLineOffset(*mpVirtualDevice, maVDRectangle, 5);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestLine::setupDiamond()
+{
+    initialSetup(11, 11, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aPoint1, aPoint2, aPoint3, aPoint4;
+    OutputDeviceTestCommon::createDiamondPoints(maVDRectangle, 4, aPoint1, aPoint2, aPoint3, aPoint4);
+
+    mpVirtualDevice->DrawLine(aPoint1, aPoint2);
+    mpVirtualDevice->DrawLine(aPoint2, aPoint3);
+    mpVirtualDevice->DrawLine(aPoint3, aPoint4);
+    mpVirtualDevice->DrawLine(aPoint4, aPoint1);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestLine::setupLines()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aHorizontalLinePoint1, aHorizontalLinePoint2;
+    Point aVerticalLinePoint1, aVerticalLinePoint2;
+    Point aDiagonalLinePoint1, aDiagonalLinePoint2;
+
+    OutputDeviceTestCommon::createHorizontalVerticalDiagonalLinePoints(
+                          maVDRectangle, aHorizontalLinePoint1, aHorizontalLinePoint2,
+                                         aVerticalLinePoint1,   aVerticalLinePoint2,
+                                         aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    mpVirtualDevice->DrawLine(aHorizontalLinePoint1, aHorizontalLinePoint2);
+    mpVirtualDevice->DrawLine(aVerticalLinePoint1,   aVerticalLinePoint2);
+    mpVirtualDevice->DrawLine(aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestLine::setupAALines()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->SetAntialiasing(AntialiasingFlags::EnableB2dDraw);
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aHorizontalLinePoint1, aHorizontalLinePoint2;
+    Point aVerticalLinePoint1, aVerticalLinePoint2;
+    Point aDiagonalLinePoint1, aDiagonalLinePoint2;
+
+    OutputDeviceTestCommon::createHorizontalVerticalDiagonalLinePoints(
+                          maVDRectangle, aHorizontalLinePoint1, aHorizontalLinePoint2,
+                                         aVerticalLinePoint1,   aVerticalLinePoint2,
+                                         aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    mpVirtualDevice->DrawLine(aHorizontalLinePoint1, aHorizontalLinePoint2);
+    mpVirtualDevice->DrawLine(aVerticalLinePoint1,   aVerticalLinePoint2);
+    mpVirtualDevice->DrawLine(aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestLine::setupDashedLine()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    tools::Rectangle rectangle = maVDRectangle;
+    rectangle.shrink(2);
+
+    std::vector stroke({ 2.0, 1.0 });
+    mpVirtualDevice->DrawPolyLineDirect( basegfx::B2DHomMatrix(),
+        basegfx::B2DPolygon{
+            basegfx::B2DPoint(rectangle.getX(), rectangle.getY()),
+            basegfx::B2DPoint(rectangle.getX(), rectangle.getY() + rectangle.getHeight()),
+            basegfx::B2DPoint(rectangle.getX() + rectangle.getWidth(),
+                              rectangle.getY() + rectangle.getHeight()),
+            basegfx::B2DPoint(rectangle.getX() + rectangle.getWidth(), rectangle.getY()),
+            basegfx::B2DPoint(rectangle.getX(), rectangle.getY())},
+        1, 0, &stroke, basegfx::B2DLineJoin::NONE, css::drawing::LineCap_BUTT, basegfx::deg2rad(15.0), true );
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+TestResult OutputDeviceTestLine::checkDashedLine(Bitmap& rBitmap)
+{
+    TestResult returnValue = TestResult::Passed;
+    for (int i = 0; i < 7; i++)
+    {
+        TestResult eResult = TestResult::Passed;
+        if( i == 2 )
+        {
+            // Build a sequence of pixels for the drawn rectangle border,
+            // check that they alternate appropriately (there should be
+            // normally 2 line, 1 background).
+            std::list< bool > dash; // true - line color, false - background
+            const int width = rBitmap.GetSizePixel().Width();
+            const int height = rBitmap.GetSizePixel().Height();
+            BitmapReadAccess access(rBitmap);
+            for( int x = 2; x < width - 2; ++x )
+                dash.push_back( access.GetPixel( 2, x ) == constLineColor );
+            for( int y = 3; y < height - 3; ++y )
+                dash.push_back( access.GetPixel( y, width - 3 ) == constLineColor );
+            for( int x = width - 3; x >= 2; --x )
+                dash.push_back( access.GetPixel( height - 3, x ) == constLineColor );
+            for( int y = height - 4; y >= 3; --y )
+                dash.push_back( access.GetPixel( y, 2 ) == constLineColor );
+            for( int x = 2; x < width - 2; ++x ) // repeat, to check also the corner
+                dash.push_back( access.GetPixel( 2, x ) == constLineColor );
+            bool last = false;
+            int lastCount = 0;
+            while( !dash.empty())
+            {
+                if( dash.front() == last )
+                {
+                    ++lastCount;
+                    if( lastCount > ( last ? 4 : 3 ))
+                        eResult = TestResult::Failed;
+                    else if( lastCount > ( last ? 3 : 2 ) && eResult != TestResult::Failed)
+                        eResult = TestResult::PassedWithQuirks;
+                }
+                else
+                {
+                    last = dash.front();
+                    lastCount = 1;
+                }
+                dash.pop_front();
+            }
+        }
+        else
+        {
+            eResult = OutputDeviceTestCommon::checkRectangle(rBitmap, i, constBackgroundColor);
+        }
+
+        if (eResult == TestResult::Failed)
+            returnValue = TestResult::Failed;
+        if (eResult == TestResult::PassedWithQuirks && returnValue != TestResult::Failed)
+            returnValue = TestResult::PassedWithQuirks;
+    }
+    return returnValue;
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/outputdevice.cxx b/vcl/backendtest/outputdevice/outputdevice.cxx
new file mode 100644
index 000000000..07d66ffb4
--- /dev/null
+++ b/vcl/backendtest/outputdevice/outputdevice.cxx
@@ -0,0 +1,95 @@
+/* -*- 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 <test/outputdevice.hxx>
+
+namespace vcl::test {
+
+Bitmap OutputDeviceTestAnotherOutDev::setupDrawOutDev()
+{
+    ScopedVclPtrInstance<VirtualDevice> pSourceDev;
+    Size aSourceSize(9, 9);
+    pSourceDev->SetOutputSizePixel(aSourceSize);
+    pSourceDev->SetBackground(Wallpaper(constFillColor));
+    pSourceDev->Erase();
+
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->DrawOutDev(Point(2, 2), aSourceSize, Point(), aSourceSize, *pSourceDev);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestAnotherOutDev::setupXOR()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    tools::Rectangle aDrawRectangle(maVDRectangle);
+    aDrawRectangle.shrink(2);
+
+    tools::Rectangle aScissorRectangle(maVDRectangle);
+    aScissorRectangle.shrink(4);
+
+    mpVirtualDevice->SetRasterOp(RasterOp::Xor);
+    mpVirtualDevice->SetFillColor(constFillColor);
+    mpVirtualDevice->DrawRect(aDrawRectangle);
+
+    mpVirtualDevice->SetRasterOp(RasterOp::N0);
+    mpVirtualDevice->SetFillColor(COL_BLACK);
+    mpVirtualDevice->DrawRect(aScissorRectangle);
+
+    mpVirtualDevice->SetRasterOp(RasterOp::Xor);
+    mpVirtualDevice->SetFillColor(constFillColor);
+    mpVirtualDevice->DrawRect(aDrawRectangle);
+
+    mpVirtualDevice->SetRasterOp(RasterOp::Xor);
+    mpVirtualDevice->SetLineColor(constFillColor);
+    mpVirtualDevice->SetFillColor();
+    // Rectangle drawn twice is a no-op.
+    aDrawRectangle = maVDRectangle;
+    mpVirtualDevice->DrawRect(aDrawRectangle);
+    mpVirtualDevice->DrawRect(aDrawRectangle);
+    // Rectangle drawn three times is like drawing once.
+    aDrawRectangle.shrink(1);
+    mpVirtualDevice->DrawRect(aDrawRectangle);
+    mpVirtualDevice->DrawRect(aDrawRectangle);
+    mpVirtualDevice->DrawRect(aDrawRectangle);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+TestResult OutputDeviceTestAnotherOutDev::checkDrawOutDev(Bitmap& rBitmap)
+{
+    std::vector<Color> aExpected
+    {
+        constBackgroundColor, constBackgroundColor,
+        constFillColor, constFillColor, constFillColor, constFillColor, constFillColor
+    };
+    return checkRectangles(rBitmap, aExpected);
+}
+
+TestResult OutputDeviceTestAnotherOutDev::checkXOR(Bitmap& rBitmap)
+{
+    Color xorColor( constBackgroundColor.GetRed() ^ constFillColor.GetRed(),
+                    constBackgroundColor.GetGreen() ^ constFillColor.GetGreen(),
+                    constBackgroundColor.GetBlue() ^ constFillColor.GetBlue());
+    std::vector<Color> aExpected
+    {
+        constBackgroundColor, xorColor,
+        constBackgroundColor, constBackgroundColor,
+        constFillColor, constFillColor,
+        constFillColor
+    };
+    return checkRectangles(rBitmap, aExpected);
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/pixel.cxx b/vcl/backendtest/outputdevice/pixel.cxx
new file mode 100644
index 000000000..71997868f
--- /dev/null
+++ b/vcl/backendtest/outputdevice/pixel.cxx
@@ -0,0 +1,56 @@
+/* -*- 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 <test/outputdevice.hxx>
+
+namespace vcl::test {
+
+namespace
+{
+
+void drawPixelOffset(OutputDevice& rDevice, tools::Rectangle const & rRect, int nOffset)
+{
+    for (long x = 0 + nOffset; x < (rRect.GetWidth() - nOffset); ++x)
+    {
+        long y1 = nOffset;
+        long y2 = rRect.GetHeight() - nOffset - 1;
+
+        rDevice.DrawPixel(Point(x, y1));
+        rDevice.DrawPixel(Point(x, y2));
+    }
+
+    for (long y = 0 + nOffset; y < (rRect.GetHeight() - nOffset); ++y)
+    {
+        long x1 = nOffset;
+        long x2 = rRect.GetWidth() - nOffset - 1;
+
+        rDevice.DrawPixel(Point(x1, y));
+        rDevice.DrawPixel(Point(x2, y));
+    }
+}
+
+} // end anonymous namespace
+
+Bitmap OutputDeviceTestPixel::setupRectangle(bool bEnableAA)
+{
+    initialSetup(13, 13, constBackgroundColor, bEnableAA);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    drawPixelOffset(*mpVirtualDevice, maVDRectangle, 2);
+    drawPixelOffset(*mpVirtualDevice, maVDRectangle, 5);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/polygon.cxx b/vcl/backendtest/outputdevice/polygon.cxx
new file mode 100644
index 000000000..8d207ade9
--- /dev/null
+++ b/vcl/backendtest/outputdevice/polygon.cxx
@@ -0,0 +1,157 @@
+/* -*- 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 <test/outputdevice.hxx>
+
+namespace vcl::test {
+
+namespace
+{
+
+void drawPolygonOffset(OutputDevice& rDevice, tools::Rectangle const & rRect, int nOffset, int nFix = 0)
+{
+    // Note: According to https://lists.freedesktop.org/archives/libreoffice/2019-November/083709.html
+    // filling polygons always skips the right-most and bottom-most pixels, in order to avoid
+    // overlaps when drawing adjacent polygons. Specifying nFix = 1 allows to visually compensate
+    // for this by making the polygon explicitly larger.
+    tools::Polygon aPolygon(4);
+    aPolygon.SetPoint(Point(rRect.Left()  + nOffset, rRect.Top()    + nOffset), 0);
+    aPolygon.SetPoint(Point(rRect.Right() - nOffset + nFix, rRect.Top()    + nOffset), 1);
+    aPolygon.SetPoint(Point(rRect.Right() - nOffset + nFix, rRect.Bottom() - nOffset + nFix), 2);
+    aPolygon.SetPoint(Point(rRect.Left()  + nOffset, rRect.Bottom() - nOffset + nFix), 3);
+    aPolygon.Optimize(PolyOptimizeFlags::CLOSE);
+
+    rDevice.DrawPolygon(aPolygon);
+}
+
+} // end anonymous namespace
+
+Bitmap OutputDeviceTestPolygon::setupRectangle(bool bEnableAA)
+{
+    initialSetup(13, 13, constBackgroundColor, bEnableAA);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    drawPolygonOffset(*mpVirtualDevice, maVDRectangle, 2);
+    drawPolygonOffset(*mpVirtualDevice, maVDRectangle, 5);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestPolygon::setupFilledRectangle(bool useLineColor)
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    if(useLineColor)
+        mpVirtualDevice->SetLineColor(constLineColor);
+    else
+        mpVirtualDevice->SetLineColor();
+    mpVirtualDevice->SetFillColor(constFillColor);
+    drawPolygonOffset(*mpVirtualDevice, maVDRectangle, 2, useLineColor ? 0 : 1);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestPolygon::setupDiamond()
+{
+    initialSetup(11, 11, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aPoint1, aPoint2, aPoint3, aPoint4;
+    OutputDeviceTestCommon::createDiamondPoints(maVDRectangle, 4, aPoint1, aPoint2, aPoint3, aPoint4);
+
+    tools::Polygon aPolygon(4);
+
+    aPolygon.SetPoint(aPoint1, 0);
+    aPolygon.SetPoint(aPoint2, 1);
+    aPolygon.SetPoint(aPoint3, 2);
+    aPolygon.SetPoint(aPoint4, 3);
+    aPolygon.Optimize(PolyOptimizeFlags::CLOSE);
+
+    mpVirtualDevice->DrawPolygon(aPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestPolygon::setupLines()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aHorizontalLinePoint1, aHorizontalLinePoint2;
+    Point aVerticalLinePoint1, aVerticalLinePoint2;
+    Point aDiagonalLinePoint1, aDiagonalLinePoint2;
+
+    OutputDeviceTestCommon::createHorizontalVerticalDiagonalLinePoints(
+                          maVDRectangle, aHorizontalLinePoint1, aHorizontalLinePoint2,
+                                         aVerticalLinePoint1,   aVerticalLinePoint2,
+                                         aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    tools::Polygon aHorizontalPolygon(2);
+    aHorizontalPolygon.SetPoint(aHorizontalLinePoint1, 0);
+    aHorizontalPolygon.SetPoint(aHorizontalLinePoint2, 1);
+    mpVirtualDevice->DrawPolygon(aHorizontalPolygon);
+
+    tools::Polygon aVerticalPolygon(2);
+    aVerticalPolygon.SetPoint(aVerticalLinePoint1, 0);
+    aVerticalPolygon.SetPoint(aVerticalLinePoint2, 1);
+    mpVirtualDevice->DrawPolygon(aVerticalPolygon);
+
+    tools::Polygon aDiagonalPolygon(2);
+    aDiagonalPolygon.SetPoint(aDiagonalLinePoint1, 0);
+    aDiagonalPolygon.SetPoint(aDiagonalLinePoint2, 1);
+    mpVirtualDevice->DrawPolygon(aDiagonalPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestPolygon::setupAALines()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->SetAntialiasing(AntialiasingFlags::EnableB2dDraw);
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aHorizontalLinePoint1, aHorizontalLinePoint2;
+    Point aVerticalLinePoint1, aVerticalLinePoint2;
+    Point aDiagonalLinePoint1, aDiagonalLinePoint2;
+
+    OutputDeviceTestCommon::createHorizontalVerticalDiagonalLinePoints(
+                          maVDRectangle, aHorizontalLinePoint1, aHorizontalLinePoint2,
+                                         aVerticalLinePoint1,   aVerticalLinePoint2,
+                                         aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    tools::Polygon aHorizontalPolygon(2);
+    aHorizontalPolygon.SetPoint(aHorizontalLinePoint1, 0);
+    aHorizontalPolygon.SetPoint(aHorizontalLinePoint2, 1);
+    mpVirtualDevice->DrawPolygon(aHorizontalPolygon);
+
+    tools::Polygon aVerticalPolygon(2);
+    aVerticalPolygon.SetPoint(aVerticalLinePoint1, 0);
+    aVerticalPolygon.SetPoint(aVerticalLinePoint2, 1);
+    mpVirtualDevice->DrawPolygon(aVerticalPolygon);
+
+    tools::Polygon aDiagonalPolygon(2);
+    aDiagonalPolygon.SetPoint(aDiagonalLinePoint1, 0);
+    aDiagonalPolygon.SetPoint(aDiagonalLinePoint2, 1);
+    mpVirtualDevice->DrawPolygon(aDiagonalPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/polyline.cxx b/vcl/backendtest/outputdevice/polyline.cxx
new file mode 100644
index 000000000..e1d1fd9e0
--- /dev/null
+++ b/vcl/backendtest/outputdevice/polyline.cxx
@@ -0,0 +1,139 @@
+/* -*- 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 <test/outputdevice.hxx>
+
+namespace vcl::test {
+
+namespace
+{
+
+void drawPolyLineOffset(OutputDevice& rDevice, tools::Rectangle const & rRect, int nOffset)
+{
+    tools::Polygon aPolygon(4);
+    aPolygon.SetPoint(Point(rRect.Left()  + nOffset, rRect.Top()    + nOffset), 0);
+    aPolygon.SetPoint(Point(rRect.Right() - nOffset, rRect.Top()    + nOffset), 1);
+    aPolygon.SetPoint(Point(rRect.Right() - nOffset, rRect.Bottom() - nOffset), 2);
+    aPolygon.SetPoint(Point(rRect.Left()  + nOffset, rRect.Bottom() - nOffset), 3);
+    aPolygon.Optimize(PolyOptimizeFlags::CLOSE);
+
+    rDevice.DrawPolyLine(aPolygon);
+}
+
+} // end anonymous namespace
+
+Bitmap OutputDeviceTestPolyLine::setupRectangle(bool bEnableAA)
+{
+    initialSetup(13, 13, constBackgroundColor, bEnableAA);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    drawPolyLineOffset(*mpVirtualDevice, maVDRectangle, 2);
+    drawPolyLineOffset(*mpVirtualDevice, maVDRectangle, 5);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestPolyLine::setupDiamond()
+{
+    initialSetup(11, 11, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aPoint1, aPoint2, aPoint3, aPoint4;
+    OutputDeviceTestCommon::createDiamondPoints(maVDRectangle, 4, aPoint1, aPoint2, aPoint3, aPoint4);
+
+    tools::Polygon aPolygon(4);
+
+    aPolygon.SetPoint(aPoint1, 0);
+    aPolygon.SetPoint(aPoint2, 1);
+    aPolygon.SetPoint(aPoint3, 2);
+    aPolygon.SetPoint(aPoint4, 3);
+    aPolygon.Optimize(PolyOptimizeFlags::CLOSE);
+
+    mpVirtualDevice->DrawPolyLine(aPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestPolyLine::setupLines()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aHorizontalLinePoint1, aHorizontalLinePoint2;
+    Point aVerticalLinePoint1, aVerticalLinePoint2;
+    Point aDiagonalLinePoint1, aDiagonalLinePoint2;
+
+    OutputDeviceTestCommon::createHorizontalVerticalDiagonalLinePoints(
+                          maVDRectangle, aHorizontalLinePoint1, aHorizontalLinePoint2,
+                                         aVerticalLinePoint1,   aVerticalLinePoint2,
+                                         aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    tools::Polygon aHorizontalPolygon(2);
+    aHorizontalPolygon.SetPoint(aHorizontalLinePoint1, 0);
+    aHorizontalPolygon.SetPoint(aHorizontalLinePoint2, 1);
+    mpVirtualDevice->DrawPolyLine(aHorizontalPolygon);
+
+    tools::Polygon aVerticalPolygon(2);
+    aVerticalPolygon.SetPoint(aVerticalLinePoint1, 0);
+    aVerticalPolygon.SetPoint(aVerticalLinePoint2, 1);
+    mpVirtualDevice->DrawPolyLine(aVerticalPolygon);
+
+    tools::Polygon aDiagonalPolygon(2);
+    aDiagonalPolygon.SetPoint(aDiagonalLinePoint1, 0);
+    aDiagonalPolygon.SetPoint(aDiagonalLinePoint2, 1);
+    mpVirtualDevice->DrawPolyLine(aDiagonalPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestPolyLine::setupAALines()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->SetAntialiasing(AntialiasingFlags::EnableB2dDraw);
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aHorizontalLinePoint1, aHorizontalLinePoint2;
+    Point aVerticalLinePoint1, aVerticalLinePoint2;
+    Point aDiagonalLinePoint1, aDiagonalLinePoint2;
+
+    OutputDeviceTestCommon::createHorizontalVerticalDiagonalLinePoints(
+                          maVDRectangle, aHorizontalLinePoint1, aHorizontalLinePoint2,
+                                         aVerticalLinePoint1,   aVerticalLinePoint2,
+                                         aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    tools::Polygon aHorizontalPolygon(2);
+    aHorizontalPolygon.SetPoint(aHorizontalLinePoint1, 0);
+    aHorizontalPolygon.SetPoint(aHorizontalLinePoint2, 1);
+    mpVirtualDevice->DrawPolyLine(aHorizontalPolygon);
+
+    tools::Polygon aVerticalPolygon(2);
+    aVerticalPolygon.SetPoint(aVerticalLinePoint1, 0);
+    aVerticalPolygon.SetPoint(aVerticalLinePoint2, 1);
+    mpVirtualDevice->DrawPolyLine(aVerticalPolygon);
+
+    tools::Polygon aDiagonalPolygon(2);
+    aDiagonalPolygon.SetPoint(aDiagonalLinePoint1, 0);
+    aDiagonalPolygon.SetPoint(aDiagonalLinePoint2, 1);
+    mpVirtualDevice->DrawPolyLine(aDiagonalPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/polyline_b2d.cxx b/vcl/backendtest/outputdevice/polyline_b2d.cxx
new file mode 100644
index 000000000..65658d7ae
--- /dev/null
+++ b/vcl/backendtest/outputdevice/polyline_b2d.cxx
@@ -0,0 +1,127 @@
+/* -*- 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 <test/outputdevice.hxx>
+#include <vcl/bitmapex.hxx>
+
+namespace vcl::test
+{
+namespace
+{
+void drawPolyLineOffset(OutputDevice& rDevice, tools::Rectangle const& rRect, int nOffset)
+{
+    basegfx::B2DPolygon aPolygon{
+        basegfx::B2DPoint(rRect.Left() + nOffset, rRect.Top() + nOffset),
+        basegfx::B2DPoint(rRect.Right() - nOffset, rRect.Top() + nOffset),
+        basegfx::B2DPoint(rRect.Right() - nOffset, rRect.Bottom() - nOffset),
+        basegfx::B2DPoint(rRect.Left() + nOffset, rRect.Bottom() - nOffset),
+    };
+    aPolygon.setClosed(true);
+
+    rDevice.DrawPolyLine(aPolygon, 0.0); // draw hairline
+}
+
+void addDiamondPoints(tools::Rectangle rRect, int nOffset, basegfx::B2DPolygon& rPolygon)
+{
+    double midPointX = rRect.Left() + (rRect.Right() - rRect.Left()) / 2.0;
+    double midPointY = rRect.Top() + (rRect.Bottom() - rRect.Top()) / 2.0;
+
+    rPolygon.append({ midPointX, midPointY - nOffset });
+    rPolygon.append({ midPointX + nOffset, midPointY });
+    rPolygon.append({ midPointX, midPointY + nOffset });
+    rPolygon.append({ midPointX - nOffset, midPointY });
+}
+
+} // end anonymous namespace
+
+Bitmap OutputDeviceTestPolyLineB2D::setupRectangle(bool bEnableAA)
+{
+    initialSetup(13, 13, constBackgroundColor, bEnableAA);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    drawPolyLineOffset(*mpVirtualDevice, maVDRectangle, 2);
+    drawPolyLineOffset(*mpVirtualDevice, maVDRectangle, 5);
+
+    return mpVirtualDevice->GetBitmapEx(maVDRectangle.TopLeft(), maVDRectangle.GetSize())
+        .GetBitmap();
+}
+
+Bitmap OutputDeviceTestPolyLineB2D::setupDiamond()
+{
+    initialSetup(11, 11, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    basegfx::B2DPolygon aPolygon;
+    addDiamondPoints(maVDRectangle, 4, aPolygon);
+    aPolygon.setClosed(true);
+
+    mpVirtualDevice->DrawPolyLine(aPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestPolyLineB2D::setupBezier()
+{
+    initialSetup(21, 21, constBackgroundColor, false);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    basegfx::B2DPolygon aPolygon;
+    addDiamondPoints(maVDRectangle, 8, aPolygon);
+    aPolygon.setClosed(true);
+
+    double minX = maVDRectangle.Left() + 4;
+    double maxX = maVDRectangle.Right() - 4;
+    double minY = maVDRectangle.Top() + 4;
+    double maxY = maVDRectangle.Bottom() - 4;
+
+    aPolygon.setControlPoints(0, { minX, minY }, { maxX, minY });
+    aPolygon.setControlPoints(1, { maxX, minY }, { maxX, maxY });
+    aPolygon.setControlPoints(2, { maxX, maxY }, { minX, maxY });
+    aPolygon.setControlPoints(3, { minX, maxY }, { minX, minY });
+
+    mpVirtualDevice->DrawPolyLine(aPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestPolyLineB2D::setupAABezier()
+{
+    initialSetup(21, 21, constBackgroundColor, true);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    basegfx::B2DPolygon aPolygon;
+    addDiamondPoints(maVDRectangle, 8, aPolygon);
+    aPolygon.setClosed(true);
+
+    double minX = maVDRectangle.Left() + 4;
+    double maxX = maVDRectangle.Right() - 4;
+    double minY = maVDRectangle.Top() + 4;
+    double maxY = maVDRectangle.Bottom() - 4;
+
+    aPolygon.setControlPoints(0, { minX, minY }, { maxX, minY });
+    aPolygon.setControlPoints(1, { maxX, minY }, { maxX, maxY });
+    aPolygon.setControlPoints(2, { maxX, maxY }, { minX, maxY });
+    aPolygon.setControlPoints(3, { minX, maxY }, { minX, minY });
+
+    mpVirtualDevice->DrawPolyLine(aPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/polypolygon.cxx b/vcl/backendtest/outputdevice/polypolygon.cxx
new file mode 100644
index 000000000..a53acbaf7
--- /dev/null
+++ b/vcl/backendtest/outputdevice/polypolygon.cxx
@@ -0,0 +1,72 @@
+/* -*- 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 <test/outputdevice.hxx>
+
+
+namespace vcl::test {
+
+namespace
+{
+
+tools::Polygon createPolygonOffset(tools::Rectangle const & rRect, int nOffset, int nFix = 0)
+{
+    // Note: According to https://lists.freedesktop.org/archives/libreoffice/2019-November/083709.html
+    // filling polygons always skips the right-most and bottom-most pixels, in order to avoid
+    // overlaps when drawing adjacent polygons. Specifying nFix = 1 allows to visually compensate
+    // for this by making the polygon explicitly larger.
+    tools::Polygon aPolygon(4);
+    aPolygon.SetPoint(Point(rRect.Left()  + nOffset, rRect.Top()    + nOffset), 0);
+    aPolygon.SetPoint(Point(rRect.Right() - nOffset + nFix, rRect.Top()    + nOffset), 1);
+    aPolygon.SetPoint(Point(rRect.Right() - nOffset + nFix, rRect.Bottom() - nOffset + nFix), 2);
+    aPolygon.SetPoint(Point(rRect.Left()  + nOffset, rRect.Bottom() - nOffset + nFix), 3);
+    aPolygon.Optimize(PolyOptimizeFlags::CLOSE);
+    return aPolygon;
+}
+
+} // end anonymous namespace
+
+Bitmap OutputDeviceTestPolyPolygon::setupRectangle(bool bEnableAA)
+{
+    initialSetup(13, 13, constBackgroundColor, bEnableAA);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    tools::PolyPolygon aPolyPolygon(2);
+    aPolyPolygon.Insert(createPolygonOffset(maVDRectangle, 2));
+    aPolyPolygon.Insert(createPolygonOffset(maVDRectangle, 5));
+
+    mpVirtualDevice->DrawPolyPolygon(aPolyPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestPolyPolygon::setupFilledRectangle(bool useLineColor)
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    if(useLineColor)
+        mpVirtualDevice->SetLineColor(constLineColor);
+    else
+        mpVirtualDevice->SetLineColor();
+    mpVirtualDevice->SetFillColor(constFillColor);
+
+    tools::PolyPolygon aPolyPolygon(1);
+    aPolyPolygon.Insert(createPolygonOffset(maVDRectangle, 2, useLineColor ? 0 : 1));
+
+    mpVirtualDevice->DrawPolyPolygon(aPolyPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/polypolygon_b2d.cxx b/vcl/backendtest/outputdevice/polypolygon_b2d.cxx
new file mode 100644
index 000000000..737cfae19
--- /dev/null
+++ b/vcl/backendtest/outputdevice/polypolygon_b2d.cxx
@@ -0,0 +1,70 @@
+/* -*- 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 <test/outputdevice.hxx>
+
+namespace vcl::test
+{
+namespace
+{
+basegfx::B2DPolygon createPolygonOffset(tools::Rectangle const& rRect, int nOffset, int nFix = 0)
+{
+    // Note: According to https://lists.freedesktop.org/archives/libreoffice/2019-November/083709.html
+    // filling polygons always skips the right-most and bottom-most pixels, in order to avoid
+    // overlaps when drawing adjacent polygons. Specifying nFix = 1 allows to visually compensate
+    // for this by making the polygon explicitly larger.
+    basegfx::B2DPolygon aPolygon{
+        basegfx::B2DPoint(rRect.Left() + nOffset, rRect.Top() + nOffset),
+        basegfx::B2DPoint(rRect.Right() - nOffset + nFix, rRect.Top() + nOffset),
+        basegfx::B2DPoint(rRect.Right() - nOffset + nFix, rRect.Bottom() - nOffset + nFix),
+        basegfx::B2DPoint(rRect.Left() + nOffset, rRect.Bottom() - nOffset + nFix),
+    };
+    aPolygon.setClosed(true);
+    return aPolygon;
+}
+
+} // end anonymous namespace
+
+Bitmap OutputDeviceTestPolyPolygonB2D::setupRectangle(bool bEnableAA)
+{
+    initialSetup(13, 13, constBackgroundColor, bEnableAA);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    basegfx::B2DPolyPolygon aPolyPolygon;
+    aPolyPolygon.append(createPolygonOffset(maVDRectangle, 2));
+    aPolyPolygon.append(createPolygonOffset(maVDRectangle, 5));
+
+    mpVirtualDevice->DrawPolyPolygon(aPolyPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestPolyPolygonB2D::setupFilledRectangle(bool useLineColor)
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    if (useLineColor)
+        mpVirtualDevice->SetLineColor(constLineColor);
+    else
+        mpVirtualDevice->SetLineColor();
+    mpVirtualDevice->SetFillColor(constFillColor);
+
+    basegfx::B2DPolyPolygon aPolyPolygon(
+        createPolygonOffset(maVDRectangle, 2, useLineColor ? 0 : 1));
+
+    mpVirtualDevice->DrawPolyPolygon(aPolyPolygon);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/backendtest/outputdevice/rectangle.cxx b/vcl/backendtest/outputdevice/rectangle.cxx
new file mode 100644
index 000000000..8e7c0ba86
--- /dev/null
+++ b/vcl/backendtest/outputdevice/rectangle.cxx
@@ -0,0 +1,114 @@
+/* -*- 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 <test/outputdevice.hxx>
+
+namespace vcl::test {
+
+namespace
+{
+    void drawRectOffset(OutputDevice& rDevice, tools::Rectangle const & rRect, int nOffset)
+    {
+        rDevice.DrawRect(tools::Rectangle(rRect.Left()  + nOffset, rRect.Top()    + nOffset,
+                                   rRect.Right() - nOffset, rRect.Bottom() - nOffset));
+
+    }
+
+    void drawInvertOffset(OutputDevice& rDevice, tools::Rectangle const & rRect, int nOffset, InvertFlags eFlags)
+    {
+        tools::Rectangle aRectangle(rRect.Left()  + nOffset, rRect.Top() + nOffset,
+                                    rRect.Right() - nOffset, rRect.Bottom() - nOffset);
+        rDevice.Invert(aRectangle, eFlags);
+    }
+
+} // end anonymous namespace
+
+Bitmap OutputDeviceTestRect::setupFilledRectangle(bool useLineColor)
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    if(useLineColor)
+        mpVirtualDevice->SetLineColor(constLineColor);
+    else
+        mpVirtualDevice->SetLineColor();
+    mpVirtualDevice->SetFillColor(constFillColor);
+
+    drawRectOffset(*mpVirtualDevice, maVDRectangle, 2);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestRect::setupRectangle(bool bEnableAA)
+{
+    initialSetup(13, 13, constBackgroundColor, bEnableAA);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    drawRectOffset(*mpVirtualDevice, maVDRectangle, 2);
+    drawRectOffset(*mpVirtualDevice, maVDRectangle, 5);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestRect::setupInvert_NONE()
+{
+    initialSetup(20, 20, COL_WHITE);
+
+    mpVirtualDevice->SetLineColor();
+    mpVirtualDevice->SetFillColor(COL_LIGHTRED);
+    mpVirtualDevice->DrawRect(tools::Rectangle(Point(2, 2), Size(8, 8)));
+    mpVirtualDevice->SetFillColor(COL_LIGHTGREEN);
+    mpVirtualDevice->DrawRect(tools::Rectangle(Point(10, 2), Size(8, 8)));
+    mpVirtualDevice->SetFillColor(COL_LIGHTBLUE);
+    mpVirtualDevice->DrawRect(tools::Rectangle(Point(2, 10), Size(8, 8)));
+
+    drawInvertOffset(*mpVirtualDevice, maVDRectangle, 2, InvertFlags::NONE);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestRect::setupInvert_N50()
+{
+    initialSetup(20, 20, COL_WHITE);
+
+    mpVirtualDevice->SetLineColor();
+    mpVirtualDevice->SetFillColor(COL_LIGHTRED);
+    mpVirtualDevice->DrawRect(tools::Rectangle(Point(2, 2), Size(8, 8)));
+    mpVirtualDevice->SetFillColor(COL_LIGHTGREEN);
+    mpVirtualDevice->DrawRect(tools::Rectangle(Point(10, 2), Size(8, 8)));
+    mpVirtualDevice->SetFillColor(COL_LIGHTBLUE);
+    mpVirtualDevice->DrawRect(tools::Rectangle(Point(2, 10), Size(8, 8)));
+
+    drawInvertOffset(*mpVirtualDevice, maVDRectangle, 2, InvertFlags::N50);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestRect::setupInvert_TrackFrame()
+{
+    initialSetup(20, 20, COL_WHITE);
+
+    mpVirtualDevice->SetLineColor();
+    mpVirtualDevice->SetFillColor(COL_LIGHTRED);
+    mpVirtualDevice->DrawRect(tools::Rectangle(Point(2, 2), Size(8, 8)));
+    mpVirtualDevice->SetFillColor(COL_LIGHTGREEN);
+    mpVirtualDevice->DrawRect(tools::Rectangle(Point(10, 2), Size(8, 8)));
+    mpVirtualDevice->SetFillColor(COL_LIGHTBLUE);
+    mpVirtualDevice->DrawRect(tools::Rectangle(Point(2, 10), Size(8, 8)));
+
+    drawInvertOffset(*mpVirtualDevice, maVDRectangle, 2, InvertFlags::TrackFrame);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */