Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 70 insertions, 0 deletions

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: */