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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_CHART2_SOURCE_CONTROLLER_INC_OBJECTHIERARCHY_HXX
#define INCLUDED_CHART2_SOURCE_CONTROLLER_INC_OBJECTHIERARCHY_HXX
#include <ObjectIdentifier.hxx>
namespace com::sun::star::awt { struct KeyEvent; }
namespace com::sun::star::chart2 { class XChartDocument; }
#include <memory>
#include <vector>
namespace chart
{
class ExplicitValueProvider;
namespace impl
{
class ImplObjectHierarchy;
}
class ObjectHierarchy
{
public:
typedef std::vector< ObjectIdentifier > tChildContainer;
/** @param bFlattenDiagram
If <TRUE/>, the content of the diagram (data series, wall, floor,
etc.) is treated as being at the same level as the diagram. (This is
used for keyboard navigation).
*/
explicit ObjectHierarchy(
const css::uno::Reference< css::chart2::XChartDocument > & xChartDocument,
ExplicitValueProvider * pExplicitValueProvider,
bool bFlattenDiagram = false,
bool bOrderingForElementSelector = false );
~ObjectHierarchy();
static ObjectIdentifier getRootNodeOID();
static bool isRootNode( const ObjectIdentifier& rOID );
/// equal to getChildren( getRootNodeOID())
tChildContainer getTopLevelChildren() const;
bool hasChildren( const ObjectIdentifier& rParent ) const;
tChildContainer getChildren( const ObjectIdentifier& rParent ) const;
tChildContainer getSiblings( const ObjectIdentifier& rNode ) const;
/// The result is empty, if the node cannot be found in the tree
ObjectIdentifier getParent( const ObjectIdentifier& rNode ) const;
/// @returns -1, if no parent can be determined
sal_Int32 getIndexInParent( const ObjectIdentifier& rNode ) const;
private:
std::unique_ptr< impl::ImplObjectHierarchy > m_apImpl;
};
class ObjectKeyNavigation
{
public:
explicit ObjectKeyNavigation( const ObjectIdentifier & rCurrentOID,
const css::uno::Reference< css::chart2::XChartDocument > & xChartDocument,
ExplicitValueProvider * pExplicitValueProvider );
bool handleKeyEvent( const css::awt::KeyEvent & rEvent );
const ObjectIdentifier& getCurrentSelection() const { return m_aCurrentOID;}
private:
void setCurrentSelection( const ObjectIdentifier& rOID );
bool first();
bool last();
bool next();
bool previous();
bool up();
bool down();
bool veryFirst();
bool veryLast();
ObjectIdentifier m_aCurrentOID;
css::uno::Reference< css::chart2::XChartDocument > m_xChartDocument;
ExplicitValueProvider * m_pExplicitValueProvider;
};
} // namespace chart
// INCLUDED_CHART2_SOURCE_CONTROLLER_INC_OBJECTHIERARCHY_HXX
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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