78 lines
3.0 KiB
C++
78 lines
3.0 KiB
C++
/************************************************************************
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* Copyright (c) 2005-2007 tok@openlinux.org.uk *
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* *
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* This software is provided as-is, without any express or implied *
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* warranty. In no event will the authors be held liable for any *
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* damages arising from the use of this software. *
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* *
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* Permission is granted to anyone to use this software for any purpose, *
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* including commercial applications, and to alter it and redistribute *
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* it freely, subject to the following restrictions: *
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* *
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* 1. The origin of this software must not be misrepresented; you must *
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* not claim that you wrote the original software. If you use this *
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* software in a product, an acknowledgment in the product documentation *
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* would be appreciated but is not required. *
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* *
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* 2. Altered source versions must be plainly marked as such, and must *
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* not be misrepresented as being the original software. *
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* *
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* 3. This notice may not be removed or altered from any source *
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* distribution. *
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************************************************************************/
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#ifndef UTIL_ANIMATION_H
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#define UTIL_ANIMATION_H
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#include <vector>
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#include "Functor.h"
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#include "log.h"
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namespace Util {
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/** Capsules play-frames-in-sequence logic.
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*
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* This class only knows about the number of frames
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* and the fps; it does have multiple flags that
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* switch the behaviour whenever the 'last' frame is
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* finished.
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*/
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class Animation {
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public:
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typedef enum {
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STOPPED = 0,
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PLAY_FORWARD,
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PLAY_BACKWARD
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} Status;
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typedef enum {
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STOP = 0,
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REVERSE,
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LOOP,
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FCALLBACK
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} OnDone;
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Animation(uint16_t numFrames, uint16_t fps);
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Animation(const Animation & o);
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inline const uint16_t & getCurrentFrameNumber() { return currentFrame; }
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inline void set(const Status doThis, const OnDone done = STOP) { status = doThis; onDone = done; }
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inline const Status & get() const { return status; }
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inline const OnDone & getDone() const { return onDone; }
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void jumpToFrame(const uint16_t num, const Status andDo);
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void update(const uint32_t & nowTicks);
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typedef Loki::Functor<void> CallbackType;
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void setCallback(CallbackType & cb) { callback = cb; }
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uint16_t currentFrame;
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uint16_t numFrames;
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uint32_t delay;
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protected:
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void flipFrame(bool forward);
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void isDone();
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Status status;
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OnDone onDone;
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uint32_t lastChangeTicks;
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CallbackType callback;
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};
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}
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#endif
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