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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /include/drawinglayer/primitive2d/primitivetools2d.hxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+/* -*- 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 <drawinglayer/drawinglayerdllapi.h>
+
+#include <drawinglayer/primitive2d/BufferedDecompositionPrimitive2D.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+
+
+namespace drawinglayer::primitive2d
+{
+ /** DiscreteMetricDependentPrimitive2D class
+
+ tooling class for BufferedDecompositionPrimitive2D based classes which are view-dependent
+ regarding the size of a discrete unit. The implementation of get2DDecomposition
+ guards the buffered local decomposition and ensures that a create2DDecomposition
+ implementation may use an up-to-date DiscreteUnit accessible using getDiscreteUnit()
+ */
+ class DRAWINGLAYER_DLLPUBLIC DiscreteMetricDependentPrimitive2D : public BufferedDecompositionPrimitive2D
+ {
+ private:
+ /** the last used fDiscreteUnit definitions for decomposition. Since this
+ is checked and updated from get2DDecomposition() it will be current and
+ usable in create2DDecomposition()
+ */
+ double mfDiscreteUnit;
+
+ public:
+ /// constructor
+ DiscreteMetricDependentPrimitive2D()
+ : mfDiscreteUnit(0.0)
+ {
+ }
+
+ /// data read access
+ double getDiscreteUnit() const { return mfDiscreteUnit; }
+
+ /// Override standard getDecomposition to be view-dependent here
+ virtual void get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const override;
+ };
+
+ /** ViewportDependentPrimitive2D class
+
+ tooling class for BufferedDecompositionPrimitive2D based classes which are view-dependent
+ regarding the viewport. The implementation of get2DDecomposition
+ guards the buffered local decomposition and ensures that a create2DDecomposition
+ implementation may use an up-to-date Viewport accessible using getViewport()
+ */
+ class DRAWINGLAYER_DLLPUBLIC ViewportDependentPrimitive2D : public BufferedDecompositionPrimitive2D
+ {
+ private:
+ /** the last used Viewport definition for decomposition. Since this
+ is checked and updated from get2DDecomposition() it will be current and
+ usable in create2DDecomposition()
+ */
+ basegfx::B2DRange maViewport;
+
+ public:
+ /// constructor
+ ViewportDependentPrimitive2D()
+ {
+ }
+
+ /// data read access
+ const basegfx::B2DRange& getViewport() const { return maViewport; }
+
+ /// Override standard getDecomposition to be view-dependent here
+ virtual void get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const override;
+ };
+
+ /** ViewTransformationDependentPrimitive2D class
+
+ tooling class for BufferedDecompositionPrimitive2D based classes which are view-dependent
+ regarding the complete Viewtransformation. The implementation of get2DDecomposition
+ guards the buffered local decomposition and ensures that a create2DDecomposition
+ implementation may use an up-to-date ViewTransformation accessible using getViewTransformation()
+ */
+ class DRAWINGLAYER_DLLPUBLIC ViewTransformationDependentPrimitive2D : public BufferedDecompositionPrimitive2D
+ {
+ private:
+ /** the last used ViewTransformation definition for decomposition. Since this
+ is checked and updated from get2DDecomposition() it will be current and
+ usable in create2DDecomposition()
+ */
+ basegfx::B2DHomMatrix maViewTransformation;
+
+ public:
+ /// constructor
+ ViewTransformationDependentPrimitive2D()
+ {
+ }
+
+ /// data read access
+ const basegfx::B2DHomMatrix& getViewTransformation() const { return maViewTransformation; }
+
+ /// Override standard getDecomposition to be view-dependent here
+ virtual void get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const override;
+ };
+
+ /** ObjectAndViewTransformationDependentPrimitive2D class
+
+ tooling class for BufferedDecompositionPrimitive2D based classes which are view-dependent
+ and Object-Transform dependent. The implementation of get2DDecomposition
+ guards the buffered local decomposition and ensures that a create2DDecomposition
+ implementation may use an up-to-date ViewTransformation accessible using getViewTransformation()
+ and an object transformation via getObjectTransformation()
+ */
+ class DRAWINGLAYER_DLLPUBLIC ObjectAndViewTransformationDependentPrimitive2D : public BufferedDecompositionPrimitive2D
+ {
+ private:
+ /** the last used ViewTransformation and the last ObjectTransformation
+ definition for decomposition. Since this is checked and updated from
+ get2DDecomposition() it will be current and usable in create2DDecomposition()
+ */
+ basegfx::B2DHomMatrix maViewTransformation;
+ basegfx::B2DHomMatrix maObjectTransformation;
+
+ public:
+ /// constructor
+ ObjectAndViewTransformationDependentPrimitive2D()
+ {
+ }
+
+ /// data read access
+ const basegfx::B2DHomMatrix& getViewTransformation() const { return maViewTransformation; }
+ const basegfx::B2DHomMatrix& getObjectTransformation() const { return maObjectTransformation; }
+
+ /// Override standard getDecomposition to be view-dependent here
+ virtual void get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const override;
+ };
+} // end of namespace drawinglayer::primitive2d
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */