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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /cppcanvas/source/wrapper/implspritecanvas.hxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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1 files changed, 86 insertions, 0 deletions
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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 .
+ */
+
+#ifndef INCLUDED_CPPCANVAS_SOURCE_WRAPPER_IMPLSPRITECANVAS_HXX
+#define INCLUDED_CPPCANVAS_SOURCE_WRAPPER_IMPLSPRITECANVAS_HXX
+
+#include <com/sun/star/rendering/XSpriteCanvas.hpp>
+#include <basegfx/vector/b2dsize.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <cppcanvas/spritecanvas.hxx>
+#include "implcanvas.hxx"
+
+namespace cppcanvas
+{
+ namespace internal
+ {
+ class ImplSpriteCanvas : public virtual SpriteCanvas, protected virtual ImplCanvas
+ {
+ public:
+ ImplSpriteCanvas( const css::uno::Reference<
+ css::rendering::XSpriteCanvas >& rCanvas );
+ ImplSpriteCanvas(const ImplSpriteCanvas&);
+
+ virtual ~ImplSpriteCanvas() override;
+
+ virtual void setTransformation( const ::basegfx::B2DHomMatrix& rMatrix ) override;
+
+ virtual bool updateScreen( bool bUpdateAll ) const override;
+
+ virtual CustomSpriteSharedPtr createCustomSprite( const ::basegfx::B2DSize& ) const override;
+
+ virtual CanvasSharedPtr clone() const override;
+
+ virtual css::uno::Reference<
+ css::rendering::XSpriteCanvas > getUNOSpriteCanvas() const override;
+
+ /** This class passes the view transformation
+ to child sprites
+
+ This helper class is necessary, because the
+ ImplSpriteCanvas object cannot hand out shared ptrs of
+ itself, but has somehow pass an object to child
+ sprites those can query for the canvas' view transform.
+ */
+ class TransformationArbiter
+ {
+ public:
+ TransformationArbiter();
+
+ void setTransformation( const ::basegfx::B2DHomMatrix& rViewTransform );
+ const ::basegfx::B2DHomMatrix& getTransformation() const { return maTransformation; }
+
+ private:
+ ::basegfx::B2DHomMatrix maTransformation;
+ };
+
+ typedef std::shared_ptr< TransformationArbiter > TransformationArbiterSharedPtr;
+
+ private:
+ ImplSpriteCanvas& operator=( const ImplSpriteCanvas& ) = delete;
+
+ const css::uno::Reference< css::rendering::XSpriteCanvas > mxSpriteCanvas;
+ TransformationArbiterSharedPtr mpTransformArbiter;
+ };
+ }
+}
+
+#endif // INCLUDED_CPPCANVAS_SOURCE_WRAPPER_IMPLSPRITECANVAS_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */