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Bug 514380 - accelerometer supports for Toshiba TG01. r=dougt

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This commit is contained in:
Makoto Kato 2009-09-25 13:57:42 +09:00
parent 60dbf3ce4e
commit 74307be43f
1 changed files with 106 additions and 0 deletions
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106
widget/src/windows/nsAccelerometerWin.cpp
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@ -264,6 +264,106 @@ SMISensor::GetValues(double *x, double *y, double *z)
*z = vector.z;
}
////////////////////////////
// Toshiba TG01 / T-01A
////////////////////////////
typedef struct _TS_ACCELERATION
{
SHORT x;
SHORT y;
SHORT z;
FILETIME time;
} TS_ACCELERATION;
typedef DWORD (WINAPI *TSRegisterAcceleration)(HANDLE,DWORD,DWORD*);
typedef DWORD (WINAPI *TSDeregisterAcceleration)(DWORD);
typedef DWORD (WINAPI *TSGetAcceleration)(DWORD,TS_ACCELERATION*);
TSRegisterAcceleration gTSRegisterAcceleration = nsnull;
TSDeregisterAcceleration gTSDeregisterAcceleration = nsnull;
TSGetAcceleration gTSGetAcceleration = nsnull;
class TsSensor : public Sensor
{
public:
TsSensor();
~TsSensor();
PRBool Startup();
void Shutdown();
void GetValues(double *x, double *y, double *z);
private:
HMODULE mLibrary;
DWORD mId;
};
TsSensor::TsSensor() : mLibrary(nsnull), mId(0)
{
}
TsSensor::~TsSensor()
{
}
PRBool
TsSensor::Startup()
{
HMODULE hSensorLib = LoadLibraryW(L"axcon.dll");
if (!hSensorLib)
return PR_FALSE;
gTSRegisterAcceleration = (TSRegisterAcceleration) GetProcAddressW(hSensorLib, L"TSRegisterAcceleration");
gTSDeregisterAcceleration = (TSDeregisterAcceleration) GetProcAddressW(hSensorLib, L"TSDeregisterAcceleration");
gTSGetAcceleration = (TSGetAcceleration) GetProcAddressW(hSensorLib, L"TSGetAcceleration");
if (gTSRegisterAcceleration && gTSDeregisterAcceleration && gTSGetAcceleration) {
if (!gTSRegisterAcceleration(GetModuleHandle(NULL), 100, &mId)) {
mLibrary = hSensorLib;
return PR_TRUE;
}
}
FreeLibrary(hSensorLib);
mLibrary = nsnull;
mId = 0;
gTSRegisterAcceleration = nsnull;
gTSDeregisterAcceleration = nsnull;
gTSGetAcceleration = nsnull;
return PR_FALSE;
}
void
TsSensor::Shutdown()
{
NS_ASSERTION(mLibrary, "Shutdown called when mLibrary is null?");
gTSDeregisterAcceleration(mId);
FreeLibrary(mLibrary);
mLibrary = nsnull;
mId = 0;
gTSRegisterAcceleration = nsnull;
gTSDeregisterAcceleration = nsnull;
gTSGetAcceleration = nsnull;
}
void
TsSensor::GetValues(double *x, double *y, double *z)
{
NS_ASSERTION(mLibrary, "mLibrary should not be null when GetValues is called");
TS_ACCELERATION data;
gTSGetAcceleration(mId, &data);
// Value for TG-01 is landscaped
*x = ((double)data.y) / 1000;
*y = ((double)data.x) / 1000;
*z = ((double)data.z) / 1000;
}
#endif // WINCE_WINDOWS_MOBILE
#if !defined(WINCE) && !defined(WINCE_WINDOWS_MOBILE) // normal windows.
@ -384,6 +484,12 @@ void nsAccelerometerWin::Startup()
started = mSensor->Startup();
}
if (!started) {
mSensor = new TsSensor();
if (mSensor)
started = mSensor->Startup();
}
#endif
#if !defined(WINCE) && !defined(WINCE_WINDOWS_MOBILE) // normal windows.