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, 74 insertions, 0 deletions

diff --git a/drawinglayer/inc/primitive3d/hatchtextureprimitive3d.hxx b/drawinglayer/inc/primitive3d/hatchtextureprimitive3d.hxx
new file mode 100644
index 000000000..151fa67ea
--- /dev/null
+++ b/drawinglayer/inc/primitive3d/hatchtextureprimitive3d.hxx
@@ -0,0 +1,74 @@
+/* -*- 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 .
+ */
+
+#pragma once
+
+#include <primitive3d/textureprimitive3d.hxx>
+#include <drawinglayer/attribute/fillhatchattribute.hxx>
+
+
+namespace drawinglayer::primitive3d
+    {
+        /** HatchTexturePrimitive3D class
+
+            HatchTexturePrimitive3D is derived from GroupPrimitive3D, but implements
+            a decomposition which is complicated enough for buffering. Since the group
+            primitive has no default buffering, it is necessary here to add a local
+            buffering mechanism for the decomposition
+         */
+        class HatchTexturePrimitive3D final : public TexturePrimitive3D
+        {
+            /// the hatch definition
+            attribute::FillHatchAttribute                   maHatch;
+
+            /// the buffered decomposed hatch
+            Primitive3DContainer                             maBuffered3DDecomposition;
+
+            /// helper: local decomposition
+            Primitive3DContainer impCreate3DDecomposition() const;
+
+            /// local access methods to maBufferedDecomposition
+            const Primitive3DContainer& getBuffered3DDecomposition() const { return maBuffered3DDecomposition; }
+
+        public:
+            /// constructor
+            HatchTexturePrimitive3D(
+                const attribute::FillHatchAttribute& rHatch,
+                const Primitive3DContainer& rChildren,
+                const basegfx::B2DVector& rTextureSize,
+                bool bModulate,
+                bool bFilter);
+
+            /// data read access
+            const attribute::FillHatchAttribute& getHatch() const { return maHatch; }
+
+            /// compare operator
+            virtual bool operator==(const BasePrimitive3D& rPrimitive) const override;
+
+            /// local decomposition.
+            virtual Primitive3DContainer get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const override;
+
+            /// provide unique ID
+            DeclPrimitive3DIDBlock()
+        };
+
+} // end of namespace drawinglayer::primitive3d
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */