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, 153 insertions, 0 deletions

diff --git a/drawinglayer/source/processor3d/geometry2dextractor.cxx b/drawinglayer/source/processor3d/geometry2dextractor.cxx
new file mode 100644
index 000000000..568496bb9
--- /dev/null
+++ b/drawinglayer/source/processor3d/geometry2dextractor.cxx
@@ -0,0 +1,153 @@
+/* -*- 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 <processor3d/geometry2dextractor.hxx>
+#include <drawinglayer/primitive3d/drawinglayer_primitivetypes3d.hxx>
+#include <drawinglayer/primitive3d/transformprimitive3d.hxx>
+#include <drawinglayer/primitive3d/modifiedcolorprimitive3d.hxx>
+#include <drawinglayer/primitive3d/polygonprimitive3d.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <drawinglayer/primitive3d/polypolygonprimitive3d.hxx>
+#include <basegfx/polygon/b2dpolypolygontools.hxx>
+#include <drawinglayer/primitive2d/PolygonHairlinePrimitive2D.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonColorPrimitive2D.hxx>
+#include <primitive3d/textureprimitive3d.hxx>
+
+
+using namespace com::sun::star;
+
+
+namespace drawinglayer::processor3d
+{
+        // as tooling, the process() implementation takes over API handling and calls this
+        // virtual render method when the primitive implementation is BasePrimitive3D-based.
+        void Geometry2DExtractingProcessor::processBasePrimitive3D(const primitive3d::BasePrimitive3D& rCandidate)
+        {
+            // it is a BasePrimitive3D implementation, use getPrimitive3DID() call for switch
+            switch(rCandidate.getPrimitive3DID())
+            {
+                case PRIMITIVE3D_ID_TRANSFORMPRIMITIVE3D :
+                {
+                    // transform group. Remember current transformations
+                    const primitive3d::TransformPrimitive3D& rPrimitive = static_cast< const primitive3d::TransformPrimitive3D& >(rCandidate);
+                    const geometry::ViewInformation3D aLastViewInformation3D(getViewInformation3D());
+
+                    // create new transformation; add new object transform from right side
+                    const geometry::ViewInformation3D aNewViewInformation3D(
+                        aLastViewInformation3D.getObjectTransformation() * rPrimitive.getTransformation(),
+                        aLastViewInformation3D.getOrientation(),
+                        aLastViewInformation3D.getProjection(),
+                        aLastViewInformation3D.getDeviceToView(),
+                        aLastViewInformation3D.getViewTime(),
+                        aLastViewInformation3D.getExtendedInformationSequence());
+                    updateViewInformation(aNewViewInformation3D);
+
+                    // let break down recursively
+                    process(rPrimitive.getChildren());
+
+                    // restore transformations
+                    updateViewInformation(aLastViewInformation3D);
+                    break;
+                }
+                case PRIMITIVE3D_ID_MODIFIEDCOLORPRIMITIVE3D :
+                {
+                    // ModifiedColorPrimitive3D; push, process and pop
+                    const primitive3d::ModifiedColorPrimitive3D& rModifiedCandidate = static_cast< const primitive3d::ModifiedColorPrimitive3D& >(rCandidate);
+                    const primitive3d::Primitive3DContainer& rSubSequence = rModifiedCandidate.getChildren();
+
+                    if(!rSubSequence.empty())
+                    {
+                        maBColorModifierStack.push(rModifiedCandidate.getColorModifier());
+                        process(rModifiedCandidate.getChildren());
+                        maBColorModifierStack.pop();
+                    }
+                    break;
+                }
+                case PRIMITIVE3D_ID_POLYGONHAIRLINEPRIMITIVE3D :
+                {
+                    // PolygonHairlinePrimitive3D
+                    const primitive3d::PolygonHairlinePrimitive3D& rPrimitive = static_cast< const primitive3d::PolygonHairlinePrimitive3D& >(rCandidate);
+                    basegfx::B2DPolygon a2DHairline(basegfx::utils::createB2DPolygonFromB3DPolygon(rPrimitive.getB3DPolygon(), getViewInformation3D().getObjectToView()));
+
+                    if(a2DHairline.count())
+                    {
+                        a2DHairline.transform(getObjectTransformation());
+                        const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(rPrimitive.getBColor()));
+                        const primitive2d::Primitive2DReference xRef(new primitive2d::PolygonHairlinePrimitive2D(a2DHairline, aModifiedColor));
+                        maPrimitive2DSequence.push_back(xRef);
+                    }
+                    break;
+                }
+                case PRIMITIVE3D_ID_POLYPOLYGONMATERIALPRIMITIVE3D :
+                {
+                    // PolyPolygonMaterialPrimitive3D
+                    const primitive3d::PolyPolygonMaterialPrimitive3D& rPrimitive = static_cast< const primitive3d::PolyPolygonMaterialPrimitive3D& >(rCandidate);
+                    basegfx::B2DPolyPolygon a2DFill(basegfx::utils::createB2DPolyPolygonFromB3DPolyPolygon(rPrimitive.getB3DPolyPolygon(), getViewInformation3D().getObjectToView()));
+
+                    if(a2DFill.count())
+                    {
+                        a2DFill.transform(getObjectTransformation());
+                        const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(rPrimitive.getMaterial().getColor()));
+                        const primitive2d::Primitive2DReference xRef(new primitive2d::PolyPolygonColorPrimitive2D(a2DFill, aModifiedColor));
+                        maPrimitive2DSequence.push_back(xRef);
+                    }
+                    break;
+                }
+                case PRIMITIVE3D_ID_GRADIENTTEXTUREPRIMITIVE3D :
+                case PRIMITIVE3D_ID_HATCHTEXTUREPRIMITIVE3D :
+                case PRIMITIVE3D_ID_BITMAPTEXTUREPRIMITIVE3D :
+                case PRIMITIVE3D_ID_TRANSPARENCETEXTUREPRIMITIVE3D :
+                case PRIMITIVE3D_ID_UNIFIEDTRANSPARENCETEXTUREPRIMITIVE3D :
+                {
+                    // TexturePrimitive3D: Process children, do not try to decompose
+                    const primitive3d::TexturePrimitive3D& rTexturePrimitive = static_cast< const primitive3d::TexturePrimitive3D& >(rCandidate);
+                    const primitive3d::Primitive3DContainer& aChildren(rTexturePrimitive.getChildren());
+
+                    if(!aChildren.empty())
+                    {
+                        process(aChildren);
+                    }
+                    break;
+                }
+                case PRIMITIVE3D_ID_SHADOWPRIMITIVE3D :
+                {
+                    // accept but ignore labels and shadow; these should be extracted separately
+                    break;
+                }
+                default :
+                {
+                    // process recursively
+                    process(rCandidate.get3DDecomposition(getViewInformation3D()));
+                    break;
+                }
+            }
+        }
+
+        Geometry2DExtractingProcessor::Geometry2DExtractingProcessor(
+            const geometry::ViewInformation3D& rViewInformation,
+            const basegfx::B2DHomMatrix& rObjectTransformation)
+        :   BaseProcessor3D(rViewInformation),
+            maObjectTransformation(rObjectTransformation),
+            maBColorModifierStack()
+        {
+        }
+
+} // end of namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */