Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

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

1 files changed, 198 insertions, 0 deletions

diff --git a/drawinglayer/source/primitive2d/fillhatchprimitive2d.cxx b/drawinglayer/source/primitive2d/fillhatchprimitive2d.cxx
new file mode 100644
index 000000000..09a82bdd8
--- /dev/null
+++ b/drawinglayer/source/primitive2d/fillhatchprimitive2d.cxx
@@ -0,0 +1,198 @@
+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <drawinglayer/primitive2d/fillhatchprimitive2d.hxx>
+#include <texture/texture.hxx>
+#include <drawinglayer/primitive2d/PolygonHairlinePrimitive2D.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonColorPrimitive2D.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <basegfx/polygon/b2dpolygon.hxx>
+#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
+#include <drawinglayer/geometry/viewinformation2d.hxx>
+
+
+using namespace com::sun::star;
+
+
+namespace drawinglayer::primitive2d
+{
+        void FillHatchPrimitive2D::create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& /*rViewInformation*/) const
+        {
+            if(getFillHatch().isDefault())
+                return;
+
+            // create hatch
+            const basegfx::BColor aHatchColor(getFillHatch().getColor());
+            const double fAngle(getFillHatch().getAngle());
+            std::vector< basegfx::B2DHomMatrix > aMatrices;
+            double fDistance(getFillHatch().getDistance());
+            const bool bAdaptDistance(0 != getFillHatch().getMinimalDiscreteDistance());
+
+            // #i120230# evtl. adapt distance
+            if(bAdaptDistance)
+            {
+                const double fDiscreteDistance(getFillHatch().getDistance() / getDiscreteUnit());
+
+                if(fDiscreteDistance < static_cast<double>(getFillHatch().getMinimalDiscreteDistance()))
+                {
+                    fDistance = static_cast<double>(getFillHatch().getMinimalDiscreteDistance()) * getDiscreteUnit();
+                }
+            }
+
+            // get hatch transformations
+            switch(getFillHatch().getStyle())
+            {
+                case attribute::HatchStyle::Triple:
+                {
+                    // rotated 45 degrees
+                    texture::GeoTexSvxHatch aHatch(
+                        getDefinitionRange(),
+                        getOutputRange(),
+                        fDistance,
+                        fAngle - M_PI_4);
+
+                    aHatch.appendTransformations(aMatrices);
+
+                    [[fallthrough]];
+                }
+                case attribute::HatchStyle::Double:
+                {
+                    // rotated 90 degrees
+                    texture::GeoTexSvxHatch aHatch(
+                        getDefinitionRange(),
+                        getOutputRange(),
+                        fDistance,
+                        fAngle - M_PI_2);
+
+                    aHatch.appendTransformations(aMatrices);
+
+                    [[fallthrough]];
+                }
+                case attribute::HatchStyle::Single:
+                {
+                    // angle as given
+                    texture::GeoTexSvxHatch aHatch(
+                        getDefinitionRange(),
+                        getOutputRange(),
+                        fDistance,
+                        fAngle);
+
+                    aHatch.appendTransformations(aMatrices);
+                }
+            }
+
+            // prepare return value
+            const bool bFillBackground(getFillHatch().isFillBackground());
+
+            // evtl. create filled background
+            if(bFillBackground)
+            {
+                // create primitive for background
+                rContainer.push_back(
+                    new PolyPolygonColorPrimitive2D(
+                        basegfx::B2DPolyPolygon(
+                            basegfx::utils::createPolygonFromRect(getOutputRange())), getBColor()));
+            }
+
+            // create primitives
+            const basegfx::B2DPoint aStart(0.0, 0.0);
+            const basegfx::B2DPoint aEnd(1.0, 0.0);
+
+            for (const auto &a : aMatrices)
+            {
+                const basegfx::B2DHomMatrix& rMatrix = a;
+                basegfx::B2DPolygon aNewLine;
+
+                aNewLine.append(rMatrix * aStart);
+                aNewLine.append(rMatrix * aEnd);
+
+                // create hairline
+                rContainer.push_back(new PolygonHairlinePrimitive2D(aNewLine, aHatchColor));
+            }
+        }
+
+        FillHatchPrimitive2D::FillHatchPrimitive2D(
+            const basegfx::B2DRange& rOutputRange,
+            const basegfx::BColor& rBColor,
+            const attribute::FillHatchAttribute& rFillHatch)
+        :   maOutputRange(rOutputRange),
+            maDefinitionRange(rOutputRange),
+            maFillHatch(rFillHatch),
+            maBColor(rBColor)
+        {
+        }
+
+        FillHatchPrimitive2D::FillHatchPrimitive2D(
+            const basegfx::B2DRange& rOutputRange,
+            const basegfx::B2DRange& rDefinitionRange,
+            const basegfx::BColor& rBColor,
+            const attribute::FillHatchAttribute& rFillHatch)
+        :   maOutputRange(rOutputRange),
+            maDefinitionRange(rDefinitionRange),
+            maFillHatch(rFillHatch),
+            maBColor(rBColor)
+        {
+        }
+
+        bool FillHatchPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
+        {
+            if(DiscreteMetricDependentPrimitive2D::operator==(rPrimitive))
+            {
+                const FillHatchPrimitive2D& rCompare = static_cast<const FillHatchPrimitive2D&>(rPrimitive);
+
+                return (getOutputRange() == rCompare.getOutputRange()
+                    && getDefinitionRange() == rCompare.getDefinitionRange()
+                    && getFillHatch() == rCompare.getFillHatch()
+                    && getBColor() == rCompare.getBColor());
+            }
+
+            return false;
+        }
+
+        basegfx::B2DRange FillHatchPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /*rViewInformation*/) const
+        {
+            // return the geometrically visible area
+            return getOutputRange();
+        }
+
+        void FillHatchPrimitive2D::get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const
+        {
+            bool bAdaptDistance(0 != getFillHatch().getMinimalDiscreteDistance());
+
+            if(bAdaptDistance)
+            {
+                // behave view-dependent
+                DiscreteMetricDependentPrimitive2D::get2DDecomposition(rVisitor, rViewInformation);
+            }
+            else
+            {
+                // behave view-independent
+                BufferedDecompositionPrimitive2D::get2DDecomposition(rVisitor, rViewInformation);
+            }
+        }
+
+        // provide unique ID
+        sal_uInt32 FillHatchPrimitive2D::getPrimitive2DID() const
+        {
+            return PRIMITIVE2D_ID_FILLHATCHPRIMITIVE2D;
+        }
+
+} // end of namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */