127 lines
4.7 KiB
C++
127 lines
4.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <drawinglayer/drawinglayerdllapi.h>
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#include <drawinglayer/primitive2d/BufferedDecompositionPrimitive2D.hxx>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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namespace com::sun::star::awt
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{
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class XControl;
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}
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namespace com::sun::star::awt
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{
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class XControlModel;
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}
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namespace drawinglayer::primitive2d
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{
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/** ControlPrimitive2D class
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Base class for ControlPrimitive handling. It decomposes to a
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graphical representation (Bitmap data) of the control. This
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representation is limited to a quadratic pixel maximum defined
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in the application settings.
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*/
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class DRAWINGLAYER_DLLPUBLIC ControlPrimitive2D final : public BufferedDecompositionPrimitive2D
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{
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private:
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/// object's base data
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basegfx::B2DHomMatrix maTransform;
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css::uno::Reference<css::awt::XControlModel> mxControlModel;
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/// the created and cached awt::XControl
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css::uno::Reference<css::awt::XControl> mxXControl;
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/// the last used scaling, used from getDecomposition for buffering
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basegfx::B2DVector maLastViewScaling;
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/// yet another special snowflake way to generate PDF Alt text
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OUString m_AltText;
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/// anchor structure element (Writer)
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void const* const m_pAnchorStructureElementKey;
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/** used from getXControl() to create a local awt::XControl which is remembered in mxXControl
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and from thereon always used and returned by getXControl()
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*/
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void createXControl();
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/// single local decompositions, used from create2DDecomposition()
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Primitive2DReference
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createBitmapDecomposition(const geometry::ViewInformation2D& rViewInformation) const;
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Primitive2DReference createPlaceholderDecomposition() const;
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/// local decomposition
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virtual Primitive2DReference
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create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const override;
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public:
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/** constructor with an optional XControl as parameter to allow to hand it over at incarnation time
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if it exists. This will avoid to create a 2nd one on demand in createXControl()
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and thus double the XControls.
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*/
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ControlPrimitive2D(basegfx::B2DHomMatrix aTransform,
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css::uno::Reference<css::awt::XControlModel> xControlModel,
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css::uno::Reference<css::awt::XControl> xXControl,
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::std::u16string_view rTitle, ::std::u16string_view rDescription,
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void const* pAnchorKey);
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/// data read access
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const basegfx::B2DHomMatrix& getTransform() const { return maTransform; }
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const css::uno::Reference<css::awt::XControlModel>& getControlModel() const
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{
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return mxControlModel;
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}
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/// check if this control is visible as ChildWindow
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bool isVisibleAsChildWindow() const;
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/** mxControl access. This will on demand create the awt::XControl using createXControl()
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if it does not exist. It may already have been created or even handed over at
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incarnation
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*/
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const css::uno::Reference<css::awt::XControl>& getXControl() const;
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OUString const& GetAltText() const { return m_AltText; }
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void const* GetAnchorStructureElementKey() const { return m_pAnchorStructureElementKey; }
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/// compare operator
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virtual bool operator==(const BasePrimitive2D& rPrimitive) const override;
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/// get range
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virtual basegfx::B2DRange
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getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override;
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/// provide unique ID
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virtual sal_uInt32 getPrimitive2DID() const override;
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/// Override standard getDecomposition to be view-dependent here
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virtual void
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get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor,
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const geometry::ViewInformation2D& rViewInformation) const override;
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};
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} // end of namespace drawinglayer::primitive2d
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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