RetroFE/RetroFE/Source/Execute/AttractMode.cpp
2015-06-25 11:27:52 -05:00

60 lines
1.6 KiB
C++

/* This file is part of RetroFE.
*
* RetroFE 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 3 of the License, or
* (at your option) any later version.
*
* RetroFE 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 RetroFE. If not, see <http://www.gnu.org/licenses/>.
*/
#include "AttractMode.h"
#include "../Graphics/Page.h"
#include <cstdlib>
AttractMode::AttractMode()
: idleTime(0)
, isActive_(false)
, elapsedTime_(0)
, activeTime_(0)
{
}
void AttractMode::reset()
{
elapsedTime_ = 0;
isActive_ = false;
activeTime_ = 0;
}
void AttractMode::update(float dt, Page &page)
{
elapsedTime_ += dt;
// enable attract mode when idling for the expected time. Disable if idle time is set to 0.
if(!isActive_ && elapsedTime_ > idleTime && idleTime > 0)
{
isActive_ = true;
elapsedTime_ = 0;
activeTime_ = ((float)((1000+rand()) % 5000)) / 1000;
}
if(isActive_)
{
page.setScrolling(Page::ScrollDirectionForward);
if(elapsedTime_ > activeTime_)
{
elapsedTime_ = 0;
isActive_ = false;
page.setScrolling(Page::ScrollDirectionIdle);
}
}
}