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/*
* Copyright (C) 2005-2013 Team XBMC
* http://xbmc.org
*
* 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, 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 XBMC; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#include "ScreenSaver.h"
#include "guilib/GraphicContext.h"
#include "interfaces/generic/ScriptInvocationManager.h"
#include "settings/DisplaySettings.h"
#include "utils/AlarmClock.h"
#include "windowing/WindowingFactory.h"
// What sound does a python screensaver make?
#define SCRIPT_ALARM "sssssscreensaver"
#define SCRIPT_TIMEOUT 5 // seconds
namespace ADDON
{
CScreenSaver::CScreenSaver(const char *addonID)
: ADDON::CAddonDll<DllScreenSaver, ScreenSaver, SCR_PROPS>(AddonProps(addonID, ADDON_UNKNOWN, "", ""))
{
}
AddonPtr CScreenSaver::Clone() const
{
// Copy constructor is generated by compiler and calls parent copy constructor
return AddonPtr(new CScreenSaver(*this));
}
bool CScreenSaver::CreateScreenSaver()
{
if (CScriptInvocationManager::Get().HasLanguageInvoker(LibPath()))
{
// Don't allow a previously-scheduled alarm to kill our new screensaver
g_alarmClock.Stop(SCRIPT_ALARM, true);
if (!CScriptInvocationManager::Get().Stop(LibPath()))
CScriptInvocationManager::Get().ExecuteAsync(LibPath(), Clone());
return true;
}
// pass it the screen width,height
// and the name of the screensaver
int iWidth = g_graphicsContext.GetWidth();
int iHeight = g_graphicsContext.GetHeight();
m_pInfo = new SCR_PROPS;
#ifdef HAS_DX
m_pInfo->device = g_Windowing.Get3DDevice();
#else
m_pInfo->device = NULL;
#endif
m_pInfo->x = 0;
m_pInfo->y = 0;
m_pInfo->width = iWidth;
m_pInfo->height = iHeight;
m_pInfo->pixelRatio = g_graphicsContext.GetResInfo().fPixelRatio;
m_pInfo->name = strdup(Name().c_str());
m_pInfo->presets = strdup(CSpecialProtocol::TranslatePath(Path()).c_str());
m_pInfo->profile = strdup(CSpecialProtocol::TranslatePath(Profile()).c_str());
if (CAddonDll<DllScreenSaver, ScreenSaver, SCR_PROPS>::Create() == ADDON_STATUS_OK)
return true;
return false;
}
void CScreenSaver::Start()
{
// notify screen saver that they should start
if (Initialized()) m_pStruct->Start();
}
void CScreenSaver::Render()
{
// ask screensaver to render itself
if (Initialized()) m_pStruct->Render();
}
void CScreenSaver::GetInfo(SCR_INFO *info)
{
// get info from screensaver
if (Initialized()) m_pStruct->GetInfo(info);
}
void CScreenSaver::Destroy()
{
#ifdef HAS_PYTHON
if (URIUtils::HasExtension(LibPath(), ".py"))
{
g_alarmClock.Start(SCRIPT_ALARM, SCRIPT_TIMEOUT, "StopScript(" + LibPath() + ")", true, false);
return;
}
#endif
// Release what was allocated in method CScreenSaver::CreateScreenSaver.
if (m_pInfo)
{
free((void *) m_pInfo->name);
free((void *) m_pInfo->presets);
free((void *) m_pInfo->profile);
delete m_pInfo;
m_pInfo = NULL;
}
CAddonDll<DllScreenSaver, ScreenSaver, SCR_PROPS>::Destroy();
}
} /*namespace ADDON*/
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