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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef MUTATIONOFJB_OBJECTANIMATIONTASK_H
#define MUTATIONOFJB_OBJECTANIMATIONTASK_H
#include "mutationofjb/tasks/task.h"
#include "mutationofjb/timer.h"
namespace MutationOfJB {
struct Object;
class ObjectAnimationTask : public Task {
public:
ObjectAnimationTask();
void start() override;
void update() override;
/**
* Advances every object animation in the current scene to the next frame.
*
* Normally the animation restarts after the last object frame. However, some animations have random
* elements to them. If _randomFrame is set, the animation restarts when _randomFrame is reached.
* Additionally, there is a chance with each frame until _randomFrame that the animation may jump
* straight to _randomFrame and continue until the last frame, then wrap around to the first frame.
*
* Randomness is used to introduce variety - e.g. in the starting scene a perched bird occasionally
* spreads its wings.
*/
void updateObjects();
/**
* Nasty, hacky stuff the original game does to make some complex animations
* in the Carnival and Tavern Earthquake scenes possible.
*
* @param object Object to process.
* @return Whether to draw the object. It's important to respect this, otherwise
* some of the hardcoded animations would suffer from graphical glitches.
*/
bool handleHardcodedAnimation(Object *const object);
private:
Timer _timer;
};
}
#endif
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