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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 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 GOB_MINIGAMES_GEISHA_METER_H
#define GOB_MINIGAMES_GEISHA_METER_H
#include "gob/aniobject.h"
namespace Gob {
class Surface;
namespace Geisha {
/** A meter measuring a value. */
class Meter {
public:
enum Direction {
kFillToLeft,
kFillToRight
};
Meter(int16 x, int16 y, int16 width, int16 height,
uint8 frontColor, uint8 backColor, int32 maxValue,
Direction direction);
~Meter();
/** Return the current value the meter is measuring. */
int32 getValue() const;
/** Set the current value the meter is measuring. */
void setValue(int32 value);
/** Set the current value the meter is measuring to the max value. */
void setMaxValue();
/** Increase the current value the meter is measuring. */
void increase(int32 n = 1);
/** Decrease the current value the meter is measuring. */
void decrease(int32 n = 1);
/** Draw the meter onto the surface and return the affected rectangle. */
void draw(Surface &dest, int16 &left, int16 &top, int16 &right, int16 &bottom);
private:
int16 _x;
int16 _y;
int16 _width;
int16 _height;
uint8 _frontColor;
uint8 _backColor;
int32 _value;
int32 _maxValue;
Direction _direction;
bool _needUpdate;
Surface *_surface;
void update();
};
} // End of namespace Geisha
} // End of namespace Gob
#endif // GOB_MINIGAMES_GEISHA_METER_H
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