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Diffstat (limited to 'include/svx/sdr/animation/scheduler.hxx')
-rw-r--r-- | include/svx/sdr/animation/scheduler.hxx | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/include/svx/sdr/animation/scheduler.hxx b/include/svx/sdr/animation/scheduler.hxx new file mode 100644 index 000000000000..a2681b740eb1 --- /dev/null +++ b/include/svx/sdr/animation/scheduler.hxx @@ -0,0 +1,148 @@ +/* -*- 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 _SDR_ANIMATION_SCHEDULER_HXX +#define _SDR_ANIMATION_SCHEDULER_HXX + +#include <sal/types.h> +#include <vcl/timer.hxx> +#include <svx/svxdllapi.h> + +////////////////////////////////////////////////////////////////////////////// +// event class + +namespace sdr +{ + namespace animation + { + class Event + { + // time of event in ms + sal_uInt32 mnTime; + + // pointer for simply linked list + Event* mpNext; + + public: + // constructor/destructor + explicit Event(sal_uInt32 nTime); + SVX_DLLPUBLIC virtual ~Event(); + + // access to mpNext + Event* GetNext() const; + void SetNext(Event* pNew); + + // get/set time + sal_uInt32 GetTime() const; + void SVX_DLLPUBLIC SetTime(sal_uInt32 nNew); + + // execute event + virtual void Trigger(sal_uInt32 nTime) = 0; + }; + } // end of namespace animation +} // end of namespace sdr + +////////////////////////////////////////////////////////////////////////////// +// eventlist class + +namespace sdr +{ + namespace animation + { + class EventList + { + // pointer to first entry + Event* mpHead; + + public: + // constructor/destructor + EventList(); + SVX_DLLPUBLIC virtual ~EventList(); + + // insert/remove time dependent + void Insert(Event* pNew); + void Remove(Event* pOld); + + // clear list + void Clear(); + + // get first + Event* GetFirst(); + }; + } // end of namespace animation +} // end of namespace sdr + +////////////////////////////////////////////////////////////////////////////// +// scheduler class + +namespace sdr +{ + namespace animation + { + class Scheduler : public Timer + { + // time in ms + sal_uInt32 mnTime; + + // next delta time + sal_uInt32 mnDeltaTime; + + // list of events + EventList maList; + + // Flag which remembers if this timer is paused. Default + // is false. + bool mbIsPaused; + + public: + // constructor/destructor + Scheduler(); + SVX_DLLPUBLIC virtual ~Scheduler(); + + // From baseclass Timer, the timeout call + SVX_DLLPUBLIC virtual void Timeout(); + + // get time + sal_uInt32 GetTime(); + + // #i38135# + void SetTime(sal_uInt32 nTime); + + // execute all ripe events, removes executed ones from the scheduler + void triggerEvents(); + + // re-start or stop timer according to event list + void checkTimeout(); + + // insert/remove events, wrapper to EventList methods + void SVX_DLLPUBLIC InsertEvent(Event* pNew); + void RemoveEvent(Event* pOld); + + // get/set pause + bool IsPaused() const { return mbIsPaused; } + void SetPaused(bool bNew); + }; + } // end of namespace animation +} // end of namespace sdr + +////////////////////////////////////////////////////////////////////////////// + +#endif //_SDR_ANIMATION_SCHEDULER_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |