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#include "deviceorientation.h" | |
#include <e32base.h> | |
#include <sensrvchannelfinder.h> | |
#include <sensrvdatalistener.h> | |
#include <sensrvchannel.h> | |
#include <sensrvorientationsensor.h> | |
class SymbianOrientation : public DeviceOrientation, public MSensrvDataListener | |
{ | |
Q_OBJECT | |
public: | |
SymbianOrientation() | |
: DeviceOrientation(), m_current(UnknownOrientation), m_sensorChannel(0), m_channelOpen(false) | |
{ | |
TRAP_IGNORE(initL()); | |
if (!m_sensorChannel) | |
qWarning("No valid sensors found."); | |
} | |
~SymbianOrientation() | |
{ | |
if (m_sensorChannel) { | |
m_sensorChannel->StopDataListening(); | |
m_sensorChannel->CloseChannel(); | |
delete m_sensorChannel; | |
} | |
} | |
void initL() | |
{ | |
CSensrvChannelFinder *channelFinder = CSensrvChannelFinder::NewLC(); | |
RSensrvChannelInfoList channelInfoList; | |
CleanupClosePushL(channelInfoList); | |
TSensrvChannelInfo searchConditions; | |
searchConditions.iChannelType = KSensrvChannelTypeIdOrientationData; | |
channelFinder->FindChannelsL(channelInfoList, searchConditions); | |
for (int i = 0; i < channelInfoList.Count(); ++i) { | |
TRAPD(error, m_sensorChannel = CSensrvChannel::NewL(channelInfoList[i])); | |
if (!error) | |
TRAP(error, m_sensorChannel->OpenChannelL()); | |
if (!error) { | |
TRAP(error, m_sensorChannel->StartDataListeningL(this, 1, 1, 0)); | |
m_channelOpen = true; | |
break; | |
} | |
if (error) { | |
delete m_sensorChannel; | |
m_sensorChannel = 0; | |
} | |
} | |
channelInfoList.Close(); | |
CleanupStack::Pop(&channelInfoList); | |
CleanupStack::PopAndDestroy(channelFinder); | |
} | |
Orientation orientation() const | |
{ | |
return m_current; | |
} | |
void setOrientation(Orientation) { } | |
private: | |
DeviceOrientation::Orientation m_current; | |
CSensrvChannel *m_sensorChannel; | |
bool m_channelOpen; | |
void pauseListening() { | |
if (m_sensorChannel && m_channelOpen) { | |
m_sensorChannel->StopDataListening(); | |
m_sensorChannel->CloseChannel(); | |
m_channelOpen = false; | |
} | |
} | |
void resumeListening() { | |
if (m_sensorChannel && !m_channelOpen) { | |
TRAPD(error, m_sensorChannel->OpenChannelL()); | |
if (!error) { | |
TRAP(error, m_sensorChannel->StartDataListeningL(this, 1, 1, 0)); | |
if (!error) { | |
m_channelOpen = true; | |
} | |
} | |
if (error) { | |
delete m_sensorChannel; | |
m_sensorChannel = 0; | |
} | |
} | |
} | |
void DataReceived(CSensrvChannel &channel, TInt count, TInt dataLost) | |
{ | |
Q_UNUSED(dataLost) | |
if (channel.GetChannelInfo().iChannelType == KSensrvChannelTypeIdOrientationData) { | |
TSensrvOrientationData data; | |
for (int i = 0; i < count; ++i) { | |
TPckgBuf<TSensrvOrientationData> dataBuf; | |
channel.GetData(dataBuf); | |
data = dataBuf(); | |
Orientation orientation = UnknownOrientation; | |
switch (data.iDeviceOrientation) { | |
case TSensrvOrientationData::EOrientationDisplayUp: | |
orientation = Portrait; | |
break; | |
case TSensrvOrientationData::EOrientationDisplayRightUp: | |
orientation = Landscape; | |
break; | |
case TSensrvOrientationData::EOrientationDisplayLeftUp: | |
orientation = LandscapeInverted; | |
break; | |
case TSensrvOrientationData::EOrientationDisplayDown: | |
orientation = PortraitInverted; | |
break; | |
case TSensrvOrientationData::EOrientationUndefined: | |
case TSensrvOrientationData::EOrientationDisplayUpwards: | |
case TSensrvOrientationData::EOrientationDisplayDownwards: | |
default: | |
break; | |
} | |
if (m_current != orientation && orientation != UnknownOrientation) { | |
m_current = orientation; | |
emit orientationChanged(); | |
} | |
} | |
} | |
} | |
void DataError(CSensrvChannel& /* channel */, TSensrvErrorSeverity /* error */) | |
{ | |
} | |
void GetDataListenerInterfaceL(TUid /* interfaceUid */, TAny*& /* interface */) | |
{ | |
} | |
}; | |
DeviceOrientation* DeviceOrientation::instance() | |
{ | |
static SymbianOrientation *o = 0; | |
if (!o) | |
o = new SymbianOrientation; | |
return o; | |
} | |
#include "deviceorientation_symbian.moc" |