SCA_MouseManager.cpp

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/*
 * Manager for mouse events
 *
 *
 *
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * 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.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#if defined(WIN32) && !defined(FREE_WINDOWS)
// This warning tells us about truncation of __long__ stl-generated names.
// It can occasionally cause DevStudio to have internal compiler warnings.
#pragma warning( disable : 4786 )     
#endif

#include "BoolValue.h"
#include "SCA_MouseManager.h"
#include "SCA_MouseSensor.h"
#include "IntValue.h"
#include "RAS_ICanvas.h"


SCA_MouseManager::SCA_MouseManager(SCA_LogicManager* logicmgr,
                                   SCA_IInputDevice* mousedev,
                                   RAS_ICanvas* canvas)
    :   SCA_EventManager(logicmgr, MOUSE_EVENTMGR),
        m_mousedevice (mousedev),
        m_canvas(canvas)
{
    m_xpos = 0;
    m_ypos = 0;
}



SCA_MouseManager::~SCA_MouseManager()
{
}



SCA_IInputDevice* SCA_MouseManager::GetInputDevice()
{
    return m_mousedevice;
}



void SCA_MouseManager::NextFrame()
{
    if (m_mousedevice)
    {
        SG_DList::iterator<SCA_ISensor> it(m_sensors);
        for (it.begin();!it.end();++it)
        {
            SCA_MouseSensor* mousesensor = (SCA_MouseSensor*)(*it);
            // (0,0) is the Upper Left corner in our local window
            // coordinates
            if (!mousesensor->IsSuspended())
            {
                const SCA_InputEvent& event1 = 
                    m_mousedevice->GetEventValue(SCA_IInputDevice::KX_MOUSEX);
                const SCA_InputEvent& event2 = 
                    m_mousedevice->GetEventValue(SCA_IInputDevice::KX_MOUSEY);

                int mx = this->m_canvas->GetMouseX(event1.m_eventval);
                int my = this->m_canvas->GetMouseY(event2.m_eventval);
                
                mousesensor->setX(mx);
                mousesensor->setY(my);
                
                mousesensor->Activate(m_logicmgr);
            }
        }
    }
}

bool SCA_MouseManager::IsPressed(SCA_IInputDevice::KX_EnumInputs inputcode)
{
    /* We should guard for non-mouse events maybe? A rather silly side       */
    /* effect here is that position-change events are considered presses as  */
    /* well.                                                                 */
    
    return m_mousedevice->IsPressed(inputcode);
}