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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.
*
* Additional copyright for this file:
* Copyright (C) 1995-1997 Presto Studios, Inc.
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef PEGASUS_NEIGHBORHOOD_MARS_SHUTTLEENERGYMETER_H
#define PEGASUS_NEIGHBORHOOD_MARS_SHUTTLEENERGYMETER_H
#include "pegasus/fader.h"
#include "pegasus/surface.h"
namespace Pegasus {
static const int32 kFullShuttleEnergy = 100;
// Low is 20 percent
static const int32 kLowShuttleEnergy = kFullShuttleEnergy * 20 / 100;
static const int32 kMinDampingEnergy = 15;
static const int32 kMinGravitonEnergy = 63;
static const TimeScale kTractorBeamScale = kFifteenTicksPerSecond;
static const TimeValue kTractorBeamTime = kFiveSeconds * kTractorBeamScale;
static const int32 kTractorBeamEnergy = kLowShuttleEnergy;
class ShuttleEnergyMeter : public FaderAnimation {
public:
ShuttleEnergyMeter();
~ShuttleEnergyMeter() {}
void initShuttleEnergyMeter();
void disposeShuttleEnergyMeter();
void powerUpMeter();
void setEnergyValue(const int32);
int32 getEnergyValue() const;
void dropEnergyValue(const int32);
void drainForTractorBeam();
bool enoughEnergyForTractorBeam() const;
void draw(const Common::Rect &);
protected:
Surface _meterImage;
Surface _lowWarning;
};
} // End of namespace Pegasus
#endif
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