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// DynamicButtons.cpp
//
// Copyright (c) 2007 The Dasher Team
//
// This file is part of Dasher.
//
// Dasher 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.
//
// Dasher 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 Dasher; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#include "DasherInterfaceBase.h"
#include "DynamicButtons.h"
using namespace Dasher;
CDynamicButtons::CDynamicButtons(CSettingsUser *pCreator, CDasherInterfaceBase *pInterface, CFrameRate *pFramerate, ModuleID_t iID, const char *szName)
: CDynamicFilter(pCreator, pInterface, pFramerate, iID, szName), m_pModel(NULL) {
m_bDecorationChanged = true;
m_bKeyDown = false;
pause();
}
void CDynamicButtons::Timer(unsigned long iTime, CDasherView *pDasherView, CDasherInput *pInput, CDasherModel *pModel, CExpansionPolicy **pol) {
if (isPaused()) return;
if (isReversing()) {
OneStepTowards(pModel, 41943,2048, iTime, FrameSpeedMul(pModel, iTime));
} else {
//moving forwards. Check auto speed control...
if (GetBoolParameter(BP_AUTO_SPEEDCONTROL) && m_uSpeedControlTime < iTime) {
if (m_uSpeedControlTime > 0) //has actually been set?
SetLongParameter(LP_MAX_BITRATE, GetLongParameter(LP_MAX_BITRATE) * (1.0 + GetLongParameter(LP_DYNAMIC_SPEED_INC)/100.0));
m_uSpeedControlTime = iTime + 1000*GetLongParameter(LP_DYNAMIC_SPEED_FREQ);
}
TimerImpl(iTime, pDasherView, pModel, pol);
}
}
void CDynamicButtons::KeyDown(unsigned long iTime, int iId, CDasherView *pView, CDasherInput *pInput, CDasherModel *pModel) {
if(((iId == 0) || (iId == 1) || (iId == 100)) && !GetBoolParameter(BP_BACKOFF_BUTTON))
return;
if(m_bKeyDown)
return;
// Pass the basic key down event to the handler
ButtonEvent(iTime, iId, 0, pModel);
m_iHeldId = iId;
m_bKeyDown = true;
}
void CDynamicButtons::KeyUp(unsigned long iTime, int iId, CDasherView *pView, CDasherInput *pInput, CDasherModel *pModel) {
if (iId == m_iHeldId) m_bKeyDown = false;
}
void CDynamicButtons::ButtonEvent(unsigned long iTime, int iButton, int iType, CDasherModel *pModel) {
// TODO: Check that state diagram implemented here is what we
// decided upon
// What happens next depends on the state:
if (isPaused()) {
//Any button causes a restart
if(CUserLogBase *pUserLog=m_pInterface->GetUserLogPtr())
pUserLog->KeyDown(iButton, iType, 1);
run(iTime);
} else if (isReversing()) {
//Any button pauses
if(CUserLogBase *pUserLog=m_pInterface->GetUserLogPtr())
pUserLog->KeyDown(iButton, iType, 2);
m_pInterface->Done();
pause();
} else {
//running; examine event/button-press type
switch(iType) {
case 0: //single press
if((iButton == 0) || (iButton == 100)) {
//dedicated pause button
if(CUserLogBase *pUserLog=m_pInterface->GetUserLogPtr())
pUserLog->KeyDown(iButton, iType, 2);
m_pInterface->Done();
pause();
break;
}
else if(iButton == 1) {
//dedicated reverse button
if(CUserLogBase *pUserLog=m_pInterface->GetUserLogPtr())
pUserLog->KeyDown(iButton, iType, 6);
reverse(iTime);
break;
}
//else - any non-special button - fall through
default: //or, Any special kind of event - long, double, triple, ...
ActionButton(iTime, iButton, iType, pModel);
}
}
}
void CDynamicButtons::pause() {
CDynamicFilter::pause();
if (m_pModel) m_pModel->AbortOffset();
}
void CDynamicButtons::reverse(unsigned long iTime) {
m_bForwards=false;
if (isPaused()) CDynamicFilter::run(iTime);
if (GetBoolParameter(BP_AUTO_SPEEDCONTROL)) {
//treat reversing as a sign of distress --> slow down!
SetLongParameter(LP_MAX_BITRATE, GetLongParameter(LP_MAX_BITRATE) *
(1.0 - GetLongParameter(LP_DYNAMIC_SPEED_DEC)/100.0));
}
}
void CDynamicButtons::run(unsigned long iTime) {
m_bForwards=true;
if (isPaused()) CDynamicFilter::run(iTime); //wasn't running previously
m_uSpeedControlTime = 0; //will be set in Timer()
}
void CDynamicButtons::ApplyOffset(CDasherModel *pModel, int iOffset) {
(m_pModel=pModel)->Offset(iOffset);
}
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