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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
commit | ed5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch) | |
tree | 7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /include/svx/diagram/IDiagramHelper.hxx | |
parent | Initial commit. (diff) | |
download | libreoffice-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>
Diffstat (limited to '')
-rw-r--r-- | include/svx/diagram/IDiagramHelper.hxx | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/include/svx/diagram/IDiagramHelper.hxx b/include/svx/diagram/IDiagramHelper.hxx new file mode 100644 index 000000000..e93056f70 --- /dev/null +++ b/include/svx/diagram/IDiagramHelper.hxx @@ -0,0 +1,118 @@ +/* -*- 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 <vector> +#include <svx/svxdllapi.h> +#include <rtl/ustring.hxx> +#include <svx/svdhdl.hxx> + +// Forward declarations +class SdrObjGroup; +class SdrHdlList; + +namespace svx { namespace diagram { + +// Helper class to visualize an imminently recognizable +// additional visualization for DynamicDiagrams that can also +// be used to show/hide the DiagramDialog by the user +// Note: is also used as additional drag/move handle +class SVXCORE_DLLPUBLIC DiagramFrameHdl final : public SdrHdl +{ + // object dimensions + basegfx::B2DHomMatrix maTransformation; + + // create marker for this kind + virtual void CreateB2dIAObject() override; + +public: + DiagramFrameHdl(const basegfx::B2DHomMatrix& rTransformation); + + static void clicked(const Point& rPnt); +}; + +class DiagramDataState; + +// Helper class to allow administer advanced Diagram related +// data and functionality +class SVXCORE_DLLPUBLIC IDiagramHelper +{ +private: + // These values define behaviour to where take data from at re-creation time. + // Different definitions will have different consequences for re-creation + // of Diagram visualization (if needed/triggered). + // The style attributes per shape e.g. can be re-stored frm either an + // existing Theme, or the preserved key/value list of properties per XShape. + // With the current default settings the re-creation uses the preserved + // key/value pairs, but re-creation from Theme may also be desirable. It + // is also good to preserve both data packages at initial import to allow + // alternatively one of these two methods for re-construction + + // If true, the oox::Theme data from ::DiagramData get/set/ThemeDocument() + // aka mxThemeDocument - if it exists - will be used to create the style + // attributes for the to-be-created XShapes (theoretically allows re-creation + // with other Theme) + bool mbUseDiagramThemeData; // false + + // If true, the UNO API form of attributes per Point as Key/value list + // that was secured after initial XShape creation is used to create the + // style attributes for the to-be-created XShapes + bool mbUseDiagramModelData; // true + + // If true and mxThemeDocument exists it will be re-imported to + // a newly created oox::drawingml::Theme object + bool mbForceThemePtrRecreation; // false + +protected: + void anchorToSdrObjGroup(SdrObjGroup& rTarget); + +public: + IDiagramHelper(); + virtual ~IDiagramHelper(); + + // re-create XShapes + virtual void reLayout(SdrObjGroup& rTarget) = 0; + + // get text representation of data tree + virtual OUString getString() const = 0; + + // get children of provided data node + // use empty string for top-level nodes + // returns vector of (id, text) + virtual std::vector<std::pair<OUString, OUString>> + getChildren(const OUString& rParentId) const = 0; + + // add/remove new top-level node to data model, returns its id + virtual OUString addNode(const OUString& rText) = 0; + virtual bool removeNode(const OUString& rNodeId) = 0; + + // Undo/Redo helpers for extracting/restoring Diagram-defining data + virtual std::shared_ptr<svx::diagram::DiagramDataState> extractDiagramDataState() const = 0; + virtual void applyDiagramDataState(const std::shared_ptr<svx::diagram::DiagramDataState>& rState) = 0; + + bool UseDiagramThemeData() const { return mbUseDiagramThemeData; } + bool UseDiagramModelData() const { return mbUseDiagramModelData; } + bool ForceThemePtrRecreation() const { return mbForceThemePtrRecreation; }; + + static void AddAdditionalVisualization(const SdrObjGroup& rTarget, SdrHdlList& rHdlList); +}; + +}} // end of namespace +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |