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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_SLIDESHOW_SOURCE_INC_BASECONTAINERNODE_HXX
+#define INCLUDED_SLIDESHOW_SOURCE_INC_BASECONTAINERNODE_HXX
+
+#include "basenode.hxx"
+
+namespace slideshow::internal {
+
+class BaseContainerNode;
+typedef ::std::shared_ptr< BaseContainerNode > BaseContainerNodeSharedPtr;
+
+
+/** This interface extends BaseNode with child handling methods.
+ Used for XAnimationNode objects which have children
+*/
+class BaseContainerNode : public BaseNode
+{
+public:
+ BaseContainerNode(
+ css::uno::Reference<css::animations::XAnimationNode> const& xNode,
+ BaseContainerNodeSharedPtr const& pParent,
+ NodeContext const& rContext );
+
+ /** Add given child node to this container
+ */
+ void appendChildNode( AnimationNodeSharedPtr const& pNode );
+
+#if defined(DBG_UTIL)
+ virtual void showState() const override;
+ virtual const char* getDescription() const override { return "BaseContainerNode"; }
+#endif
+
+protected:
+ // overrides from BaseNode
+ virtual void dispose() override;
+
+private:
+ virtual bool init_st() override;
+ bool init_children();
+ virtual void deactivate_st( NodeState eDestState ) override;
+ virtual bool hasPendingAnimation() const override;
+ // force to be implemented by derived class:
+ virtual void activate_st() override = 0;
+ virtual void notifyDeactivating(
+ AnimationNodeSharedPtr const& rNotifier ) override = 0;
+
+protected:
+ bool isDurationIndefinite() const { return mbDurationIndefinite; }
+
+ bool isChildNode( AnimationNodeSharedPtr const& pNode ) const;
+
+ /// @return true: if all children have been deactivated
+ bool notifyDeactivatedChild( AnimationNodeSharedPtr const& pChildNode );
+
+ void repeat();
+
+ template <typename FuncT>
+ void forEachChildNode( FuncT func,
+ int nodeStateMask ) const
+ {
+ for (AnimationNodeSharedPtr const& pNode : maChildren) {
+ if (nodeStateMask != -1 && (pNode->getState() & nodeStateMask) == 0)
+ continue;
+ func(pNode);
+ }
+ }
+
+ typedef ::std::vector<AnimationNodeSharedPtr> VectorOfNodes;
+ VectorOfNodes maChildren;
+ ::std::size_t mnFinishedChildren;
+ double mnLeftIterations;
+
+private:
+ const bool mbRepeatIndefinite;
+ const bool mbRestart;
+ const bool mbDurationIndefinite;
+};
+
+} // namespace presentation::interface
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */