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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /slideshow/source/inc/basenode.hxx
parentInitial commit. (diff)
downloadlibreoffice-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>
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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_BASENODE_HXX
+#define INCLUDED_SLIDESHOW_SOURCE_INC_BASENODE_HXX
+
+#include <basegfx/vector/b2dvector.hxx>
+#include <tools/diagnose_ex.h>
+#include <osl/diagnose.hxx>
+
+#include "event.hxx"
+#include "animationnode.hxx"
+#include "slideshowcontext.hxx"
+#include "shapesubset.hxx"
+
+#include <vector>
+
+namespace slideshow::internal {
+
+/** Context for every node.
+
+ Besides the global AnimationNodeFactory::Context data,
+ this struct also contains the current DocTree subset
+ for this node. If start and end index of the
+ DocTreeNode are equal, the node should use the
+ complete shape.
+*/
+struct NodeContext
+{
+ NodeContext( const SlideShowContext& rContext,
+ const ::basegfx::B2DVector& rSlideSize )
+ : maContext( rContext ),
+ maSlideSize( rSlideSize ),
+ mpMasterShapeSubset(),
+ mnStartDelay(0.0),
+ mbIsIndependentSubset( true )
+ {}
+
+ /// Context as passed to createAnimationNode()
+ SlideShowContext maContext;
+
+ /// Size in user coordinate space of the corresponding slide
+ ::basegfx::B2DVector maSlideSize;
+
+ /// Shape to be used (provided by parent, e.g. for iterations)
+ ShapeSubsetSharedPtr mpMasterShapeSubset;
+
+ /// Additional delay to node begin (to offset iterate effects)
+ double mnStartDelay;
+
+ /// When true, subset must be created during slide initialization
+ bool mbIsIndependentSubset;
+};
+
+class BaseContainerNode;
+typedef ::std::shared_ptr< BaseContainerNode > BaseContainerNodeSharedPtr;
+
+class BaseNode;
+typedef ::std::shared_ptr< BaseNode > BaseNodeSharedPtr;
+
+
+/** This interface extends AnimationNode with some
+ file-private accessor methods.
+*/
+class BaseNode : public AnimationNode,
+ public ::osl::DebugBase<BaseNode>
+{
+public:
+ BaseNode( css::uno::Reference<css::animations::XAnimationNode> const& xNode,
+ BaseContainerNodeSharedPtr const& pParent,
+ NodeContext const& rContext );
+ BaseNode(const BaseNode&) = delete;
+ BaseNode& operator=(const BaseNode&) = delete;
+
+ /** Provide the node with a shared_ptr to itself.
+
+ Since implementation has to create objects which need
+ a shared_ptr to this node, and a pointee cannot
+ retrieve a shared_ptr to itself internally, have to
+ set that from the outside.
+ */
+ void setSelf( const BaseNodeSharedPtr& rSelf );
+
+
+#if defined(DBG_UTIL)
+ virtual void showState() const;
+ virtual const char* getDescription() const;
+#endif
+
+ const ::std::shared_ptr< BaseContainerNode >& getParentNode() const
+ { return mpParent; }
+
+ // Disposable:
+ virtual void dispose() override;
+
+ // AnimationNode:
+ virtual bool init() override;
+ virtual bool resolve() override;
+ virtual void activate() override;
+ virtual void deactivate() override;
+ virtual void end() override;
+ virtual css::uno::Reference<css::animations::XAnimationNode> getXAnimationNode() const override;
+ virtual NodeState getState() const override;
+ virtual bool registerDeactivatingListener(
+ const AnimationNodeSharedPtr& rNotifee ) override;
+ // nop:
+ virtual void notifyDeactivating( const AnimationNodeSharedPtr& rNotifier ) override;
+
+ bool isMainSequenceRootNode() const { return mbIsMainSequenceRootNode; }
+
+ /// Get the node's fill mode
+ sal_Int16 getFillMode();
+
+ virtual void removeEffect() override {}
+protected:
+ void scheduleDeactivationEvent( EventSharedPtr const& pEvent =
+ EventSharedPtr() );
+
+ SlideShowContext const& getContext() const { return maContext; }
+ ::std::shared_ptr<BaseNode> const& getSelf() const { return mpSelf; }
+
+ bool checkValidNode() const {
+ ENSURE_OR_THROW( mpSelf, "no self ptr set!" );
+ bool const bRet = (meCurrState != INVALID);
+ OSL_ENSURE( bRet, "### INVALID node!" );
+ return bRet;
+ }
+
+private:
+ // all state affecting methods have "_st" counterparts being called at
+ // derived classes when in state transition: no-ops here at BaseNode...
+ virtual bool init_st();
+ virtual bool resolve_st();
+ virtual void activate_st();
+ virtual void deactivate_st( NodeState eDestState );
+
+private:
+ /// notifies
+ /// - all registered deactivation listeners
+ /// - single animation end (every node)
+ /// - slide animations (if main sequence root node)
+ void notifyEndListeners() const;
+
+ /// Get the node's restart mode
+ sal_Int16 getRestartMode();
+
+ /** Get the default restart mode
+
+ If this node's default mode is
+ AnimationRestart::DEFAULT, this method recursively
+ calls the parent node.
+ */
+ sal_Int16 getRestartDefaultMode() const;
+
+ /** Get the default fill mode.
+
+ If this node's default mode is AnimationFill::DEFAULT,
+ this method recursively calls the parent node.
+ */
+ sal_Int16 getFillDefaultMode() const;
+
+ bool isTransition( NodeState eFromState, NodeState eToState,
+ bool debugAssert = true ) const {
+ bool const bRet =((mpStateTransitionTable[eFromState] & eToState) != 0);
+ OSL_ENSURE( !debugAssert || bRet, "### state unreachable!" );
+ return bRet;
+ }
+
+ bool inStateOrTransition( int mask ) const {
+ return ((meCurrState & mask) != 0 ||
+ (meCurrentStateTransition & mask) != 0);
+ }
+
+ class StateTransition;
+ friend class StateTransition;
+
+private:
+ SlideShowContext maContext;
+
+ ::std::vector< AnimationNodeSharedPtr > maDeactivatingListeners;
+ css::uno::Reference< css::animations::XAnimationNode > mxAnimationNode;
+ ::std::shared_ptr< BaseContainerNode > mpParent;
+ ::std::shared_ptr< BaseNode > mpSelf;
+ const int* mpStateTransitionTable;
+ const double mnStartDelay;
+ NodeState meCurrState;
+ int meCurrentStateTransition;
+ EventSharedPtr mpCurrentEvent;
+ const bool mbIsMainSequenceRootNode;
+};
+
+} // namespace slideshow::internal
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */