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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 <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: */
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