2 files changed, 144 insertions, 0 deletions
diff --git a/include/drawinglayer/processor3d/baseprocessor3d.hxx b/include/drawinglayer/processor3d/baseprocessor3d.hxx
new file mode 100644
index 0000000000..406dede08f
--- /dev/null
+++ b/include/drawinglayer/processor3d/baseprocessor3d.hxx
@@ -0,0 +1,71 @@
+/* -*- 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 .
+ */
+
+#ifndef INCLUDED_DRAWINGLAYER_PROCESSOR3D_BASEPROCESSOR3D_HXX
+#define INCLUDED_DRAWINGLAYER_PROCESSOR3D_BASEPROCESSOR3D_HXX
+
+#include <drawinglayer/drawinglayerdllapi.h>
+
+#include <drawinglayer/primitive3d/baseprimitive3d.hxx>
+#include <drawinglayer/geometry/viewinformation3d.hxx>
+
+
+namespace drawinglayer::processor3d
+    {
+        /** BaseProcessor3D class
+
+            Baseclass for all C++ implementations of instances which process
+            primitives.
+
+            Please have a look at baseprocessor2d.hxx for more comments.
+         */
+        class DRAWINGLAYER_DLLPUBLIC BaseProcessor3D
+        {
+        private:
+            geometry::ViewInformation3D                     maViewInformation3D;
+
+        protected:
+            void updateViewInformation(const geometry::ViewInformation3D& rViewInformation3D)
+            {
+                maViewInformation3D = rViewInformation3D;
+            }
+
+            /*  as tooling, the process() implementation takes over API handling and calls this
+                virtual render method when the primitive implementation is BasePrimitive3D-based.
+                Default implementation does nothing
+             */
+            virtual void processBasePrimitive3D(const primitive3d::BasePrimitive3D& rCandidate);
+
+        public:
+            explicit BaseProcessor3D(geometry::ViewInformation3D aViewInformation);
+            virtual ~BaseProcessor3D();
+
+            // the central processing method
+            void process(const primitive3d::Primitive3DContainer& rSource);
+
+            // data access
+            const geometry::ViewInformation3D& getViewInformation3D() const { return maViewInformation3D; }
+        };
+
+} // end of namespace drawinglayer::processor3d
+
+
+#endif //_DRAWINGLAYER_PROCESSOR3D_BASEPROCESSOR3D_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/drawinglayer/processor3d/cutfindprocessor3d.hxx b/include/drawinglayer/processor3d/cutfindprocessor3d.hxx
new file mode 100644
index 0000000000..b237e9c68d
--- /dev/null
+++ b/include/drawinglayer/processor3d/cutfindprocessor3d.hxx
@@ -0,0 +1,73 @@
+/* -*- 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 .
+ */
+
+#ifndef INCLUDED_DRAWINGLAYER_PROCESSOR3D_CUTFINDPROCESSOR3D_HXX
+#define INCLUDED_DRAWINGLAYER_PROCESSOR3D_CUTFINDPROCESSOR3D_HXX
+
+#include <drawinglayer/drawinglayerdllapi.h>
+#include <drawinglayer/processor3d/baseprocessor3d.hxx>
+
+#include <basegfx/matrix/b3dhommatrix.hxx>
+
+namespace drawinglayer::processor3d
+    {
+        /** CutFindProcessor class
+
+            This processor extracts all cuts of 3D plane geometries in the fed primitives
+            with the given cut vector, based on the ViewInformation3D given.
+         */
+        class DRAWINGLAYER_DLLPUBLIC CutFindProcessor final : public BaseProcessor3D
+        {
+        private:
+            /// the start and stop point for the cut vector
+            basegfx::B3DPoint                       maFront;
+            basegfx::B3DPoint                       maBack;
+
+            /// the found cut points
+            ::std::vector< basegfx::B3DPoint >      maResult;
+
+            /*  #i102956# the transformation change from TransformPrimitive3D processings
+                needs to be remembered to be able to transform found cuts to the
+                basic coordinate system the processor starts with
+             */
+            basegfx::B3DHomMatrix                   maCombinedTransform;
+
+            bool                                    mbAnyHit : 1;
+
+            /*  as tooling, the process() implementation takes over API handling and calls this
+                virtual render method when the primitive implementation is BasePrimitive3D-based.
+             */
+            virtual void processBasePrimitive3D(const primitive3d::BasePrimitive3D& rCandidate) override;
+
+        public:
+            CutFindProcessor(const geometry::ViewInformation3D& rViewInformation,
+                const basegfx::B3DPoint& rFront,
+                const basegfx::B3DPoint& rBack,
+                bool bAnyHit);
+
+            /// data read access
+            const ::std::vector< basegfx::B3DPoint >& getCutPoints() const { return maResult; }
+        };
+
+} // end of namespace drawinglayer::processor3d
+
+
+#endif //INCLUDED_DRAWINGLAYER_PROCESSOR3D_CUTFINDPROCESSOR3D_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */