FREObject LNLeapDevice::getClosestScreenHit(int pointableId) {
ScreenList screenList = controller->calibratedScreens();
Frame frame = controller->frame();
PointableList pointables = frame.pointables();
Pointable pointable;
// TODO: Create a fake pointable width tipPosition and direction instead of looping
bool didFind = false;
for (int i = 0; i < pointables.count(); i++) {
if (pointables[i].id() == pointableId) {
pointable = pointables[i];
didFind = true;
break;
}
}
FREObject freScreenId;
if(didFind) {
Screen screen = screenList.closestScreenHit(pointable);
FRENewObjectFromInt32(screen.id(), &freScreenId);
} else {
FRENewObjectFromInt32(0, &freScreenId);
}
return freScreenId;
}
status_t
VirtualScreen::SetConfiguration(Desktop& desktop,
ScreenConfigurations& configurations, uint32* _changedScreens)
{
// Remember previous screen modes
typedef std::map<Screen*, display_mode> ScreenModeMap;
ScreenModeMap previousModes;
bool previousModesFailed = false;
if (_changedScreens != NULL) {
*_changedScreens = 0;
try {
for (int32 i = 0; i < fScreenList.CountItems(); i++) {
Screen* screen = fScreenList.ItemAt(i)->screen;
display_mode mode;
screen->GetMode(mode);
previousModes.insert(std::make_pair(screen, mode));
}
} catch (...) {
previousModesFailed = true;
*_changedScreens = ~0L;
}
}
_Reset();
ScreenList list;
status_t status = gScreenManager->AcquireScreens(&desktop, NULL, 0,
desktop.TargetScreen(), false, list);
if (status != B_OK) {
// TODO: we would try again here with force == true
return status;
}
for (int32 i = 0; i < list.CountItems(); i++) {
Screen* screen = list.ItemAt(i);
AddScreen(screen, configurations);
if (!previousModesFailed && _changedScreens != NULL) {
// Figure out which screens have changed their mode
display_mode mode;
screen->GetMode(mode);
ScreenModeMap::const_iterator found = previousModes.find(screen);
if (found != previousModes.end()
&& memcmp(&mode, &found->second, sizeof(display_mode)))
*_changedScreens |= 1 << i;
}
}
UpdateFrame();
return B_OK;
}
ScreenSetupModel::ScreenSetupModel(ScreenList& screens, int numColumns, int numRows) :
QAbstractTableModel(NULL),
m_Screens(screens),
m_NumColumns(numColumns),
m_NumRows(numRows)
{
if (m_NumColumns * m_NumRows > screens.size())
qFatal("Not enough elements (%u) in screens QList for %d columns and %d rows", screens.size(), m_NumColumns, m_NumRows);
}
void
ScreenManager::ReleaseScreens(ScreenList& list)
{
BAutolock locker(this);
for (int32 i = 0; i < fScreenList.CountItems(); i++) {
screen_item* item = fScreenList.ItemAt(i);
for (int32 j = 0; j < list.CountItems(); j++) {
Screen* screen = list.ItemAt(j);
if (item->screen == screen)
item->owner = NULL;
}
}
}
void
VirtualScreen::_Reset()
{
ScreenList list;
for (int32 i = 0; i < fScreenList.CountItems(); i++) {
screen_item* item = fScreenList.ItemAt(i);
list.AddItem(item->screen);
}
gScreenManager->ReleaseScreens(list);
fScreenList.MakeEmpty();
fFrame.Set(0, 0, 0, 0);
fDrawingEngine = NULL;
fHWInterface = NULL;
}
status_t
ScreenManager::AcquireScreens(ScreenOwner* owner, int32* wishList,
int32 wishCount, const char* target, bool force, ScreenList& list)
{
BAutolock locker(this);
int32 added = 0;
// TODO: don't ignore the wish list
for (int32 i = 0; i < fScreenList.CountItems(); i++) {
screen_item* item = fScreenList.ItemAt(i);
if (item->owner == NULL && list.AddItem(item->screen)) {
item->owner = owner;
added++;
}
}
#if TEST_MODE == 0 && !defined(__x86_64__)
if (added == 0 && target != NULL) {
// there's a specific target screen we want to initialize
// TODO: right now we only support remote screens, but we could
// also target specific accelerants to support other graphics cards
HWInterface* interface;
/*
if (strncmp(target, "vnc:", 4) == 0)
interface = new(nothrow) VNCHWInterface(target);
else*/
if (strncmp(target, "html5:", 6) == 0)
interface = new(nothrow) HTML5HWInterface(target);
else
interface = new(nothrow) RemoteHWInterface(target);
if (interface != NULL) {
screen_item* item = _AddHWInterface(interface);
if (item != NULL && list.AddItem(item->screen)) {
item->owner = owner;
added++;
}
}
}
#endif // TEST_MODE == 0
return added > 0 ? B_OK : B_ENTRY_NOT_FOUND;
}
