97 lines
2.4 KiB
C++
97 lines
2.4 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/*
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* Copyright (C) 2006-2010 - Frictional Games
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*
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* This file is part of HPL1 Engine.
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*/
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#ifndef HPL_MOUSE_H
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#define HPL_MOUSE_H
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#include "common/bitarray.h"
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#include "hpl1/engine/input/InputDevice.h"
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#include "hpl1/engine/input/InputTypes.h"
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#include "hpl1/engine/math/MathTypes.h"
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namespace Common {
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struct Event;
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}
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namespace hpl {
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class LowLevelInput;
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class iLowLevelGraphics;
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class Mouse : public iInputDevice {
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public:
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Mouse(LowLevelInput *apLowLevelInputSDL, iLowLevelGraphics *apLowLevelGraphics);
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~Mouse() {}
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/**
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* Check if a mouse button is down
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* \param eMButton the button to check
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* \return
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*/
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bool ButtonIsDown(eMButton);
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/**
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* Get the absolute pos of the mouse.
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* \return
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*/
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cVector2f GetAbsPosition();
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/**
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* Get the relative movement.
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* \return
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*/
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cVector2f GetRelPosition();
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/**
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* Reset smoothing and relative movement.
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*/
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void Reset();
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/**
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* Set parameters for mouse smoothing
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* \param afMinPercent Influence of the oldest position.
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* \param afMaxPercent Influence of the latest position.
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* \param alBufferSize number of saved positions, 1 = no smoothing
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*/
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void SetSmoothProperties(float afMinPercent,
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float afMaxPercent, unsigned int alBufferSize);
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void Update();
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private:
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void processEvent(const Common::Event &ev);
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cVector2f _absMousePos;
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cVector2f _relMousePos;
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Common::BitArray _buttonState;
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float mfMaxPercent;
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float mfMinPercent;
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int mlBufferSize;
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LowLevelInput *_lowLevelInputSDL;
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iLowLevelGraphics *_lowLevelGraphics;
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};
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} // namespace hpl
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#endif // HPL_MOUSE_H
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