/**
* Allocate a device pair that is initialised as a slave
* device with properties that identify the devices as belonging
* to XTest subsystem.
* This only creates the pair, Activate/Enable Device
* still need to be called.
*/
int AllocXTestDevice (ClientPtr client, char* name,
DeviceIntPtr* ptr, DeviceIntPtr* keybd,
DeviceIntPtr master_ptr, DeviceIntPtr master_keybd)
{
int retval;
int len = strlen(name);
char *xtestname = calloc(len + 7, 1 );
char dummy = 1;
strncpy( xtestname, name, len);
strncat( xtestname, " XTEST", 6 );
retval = AllocDevicePair( client, xtestname, ptr, keybd, CorePointerProc, CoreKeyboardProc, FALSE);
if ( retval == Success ){
(*ptr)->xtest_master_id = master_ptr->id;
(*keybd)->xtest_master_id = master_keybd->id;
XIChangeDeviceProperty(*ptr, XIGetKnownProperty(XI_PROP_XTEST_DEVICE),
XA_INTEGER, 8, PropModeReplace, 1, &dummy,
FALSE);
XISetDevicePropertyDeletable(*ptr, XIGetKnownProperty(XI_PROP_XTEST_DEVICE), FALSE);
XIRegisterPropertyHandler(*ptr, DeviceSetXTestProperty, NULL, NULL);
XIChangeDeviceProperty(*keybd, XIGetKnownProperty(XI_PROP_XTEST_DEVICE),
XA_INTEGER, 8, PropModeReplace, 1, &dummy,
FALSE);
XISetDevicePropertyDeletable(*keybd, XIGetKnownProperty(XI_PROP_XTEST_DEVICE), FALSE);
XIRegisterPropertyHandler(*keybd, DeviceSetXTestProperty, NULL, NULL);
}
free( xtestname );
return retval;
}
static Atom
InitTypedAtom(DeviceIntPtr dev, char *name, Atom type, int format, int nvalues,
int *values)
{
int i;
Atom atom;
uint8_t val_8[9]; /* we never have more than 9 values in an atom */
uint16_t val_16[9];
uint32_t val_32[9];
pointer converted;
for (i = 0; i < nvalues; i++)
{
switch(format)
{
case 8: val_8[i] = values[i]; break;
case 16: val_16[i] = values[i]; break;
case 32: val_32[i] = values[i]; break;
}
}
switch(format)
{
case 8: converted = val_8; break;
case 16: converted = val_16; break;
case 32: converted = val_32; break;
}
atom = MakeAtom(name, strlen(name), TRUE);
XIChangeDeviceProperty(dev, atom, type, format, PropModeReplace, nvalues,
converted, FALSE);
XISetDevicePropertyDeletable(dev, atom, FALSE);
return atom;
}
Atom atom_init_integer(DeviceIntPtr dev, char* name, int nvalues, int* values, int size) {
Atom atom;
int i;
uint8_t uvals8[MAX_INT_VALUES];
uint16_t uvals16[MAX_INT_VALUES];
uint32_t uvals32[MAX_INT_VALUES];
pointer uvals;
nvalues = MINVAL(MAX_INT_VALUES, nvalues);
switch(size) {
case 8:
for (i = 0; i < nvalues; i++) {
uvals8[i] = values[i];
}
uvals = uvals8;
break;
case 16:
for (i = 0; i < nvalues; i++) {
uvals16[i] = values[i];
}
uvals = uvals16;
break;
default:
for (i = 0; i < nvalues; i++) {
uvals32[i] = values[i];
}
uvals = uvals32;
break;
}
atom = MakeAtom(name, strlen(name), TRUE);
XIChangeDeviceProperty(dev, atom, XA_INTEGER, size, PropModeReplace, nvalues, uvals, FALSE);
XISetDevicePropertyDeletable(dev, atom, FALSE);
return atom;
}
static int init_properties(DeviceIntPtr dev)
{
static const char* const strMaxContacts = "Max Contacts";
static const char* const strAxesPerContact = "Axes Per Contact";
int rc;
Atom labelMaxContacts;
Atom labelAxesPerContact;
int max_contacts = MT_NUM_FINGERS;
int axes_per_contact = MT_AXIS_PER_FINGER;
labelMaxContacts = MakeAtom(strMaxContacts,
strlen(strMaxContacts), TRUE);
labelAxesPerContact = MakeAtom(strAxesPerContact,
strlen(strAxesPerContact), TRUE);
rc = XIChangeDeviceProperty(dev,
labelMaxContacts,
XA_INTEGER,
8,
PropModeReplace,
1,
&max_contacts,
TRUE);
if (rc != Success)
return rc;
XISetDevicePropertyDeletable(dev, labelMaxContacts, FALSE);
rc = XIChangeDeviceProperty(dev,
labelAxesPerContact,
XA_INTEGER,
8,
PropModeReplace,
1,
&axes_per_contact,
TRUE);
if (rc != Success)
return rc;
XISetDevicePropertyDeletable(dev, labelAxesPerContact, FALSE);
return Success;
}
static long
AccelInitProfileProperty(DeviceIntPtr dev, DeviceVelocityPtr vel)
{
int profile = vel->statistics.profile_number;
Atom prop_profile_number = XIGetKnownProperty(ACCEL_PROP_PROFILE_NUMBER);
XIChangeDeviceProperty(dev, prop_profile_number, XA_INTEGER, 32,
PropModeReplace, 1, &profile, FALSE);
XISetDevicePropertyDeletable(dev, prop_profile_number, FALSE);
return XIRegisterPropertyHandler(dev, AccelSetProfileProperty, NULL, NULL);
}
static Atom
InitFloatAtom(DeviceIntPtr dev, char *name, int nvalues, float *values)
{
Atom atom;
atom = MakeAtom(name, strlen(name), TRUE);
XIChangeDeviceProperty(dev, atom, float_type, 32, PropModeReplace,
nvalues, values, FALSE);
XISetDevicePropertyDeletable(dev, atom, FALSE);
return atom;
}
static long
AccelInitScaleProperty(DeviceIntPtr dev, DeviceVelocityPtr vel)
{
float fval = vel->corr_mul;
Atom prop_velo_scale = XIGetKnownProperty(ACCEL_PROP_VELOCITY_SCALING);
XIChangeDeviceProperty(dev, prop_velo_scale, XIGetKnownProperty(XATOM_FLOAT), 32,
PropModeReplace, 1, &fval, FALSE);
XISetDevicePropertyDeletable(dev, prop_velo_scale, FALSE);
return XIRegisterPropertyHandler(dev, AccelSetScaleProperty, NULL, NULL);
}
static long
AccelInitAdaptDecelProperty(DeviceIntPtr dev, DeviceVelocityPtr vel)
{
float fval = 1.0/vel->min_acceleration;
Atom prop_adapt_decel = XIGetKnownProperty(ACCEL_PROP_ADAPTIVE_DECELERATION);
XIChangeDeviceProperty(dev, prop_adapt_decel, XIGetKnownProperty(XATOM_FLOAT), 32,
PropModeReplace, 1, &fval, FALSE);
XISetDevicePropertyDeletable(dev, prop_adapt_decel, FALSE);
return XIRegisterPropertyHandler(dev, AccelSetAdaptDecelProperty, NULL, NULL);
}
static void
AccelInitDecelProperty(DeviceIntPtr dev, DeviceVelocityPtr vel)
{
float fval = 1.0/vel->const_acceleration;
Atom prop_const_decel = XIGetKnownProperty(ACCEL_PROP_CONSTANT_DECELERATION);
XIChangeDeviceProperty(dev, prop_const_decel,
XIGetKnownProperty(XATOM_FLOAT), 32,
PropModeReplace, 1, &fval, FALSE);
XISetDevicePropertyDeletable(dev, prop_const_decel, FALSE);
XIRegisterPropertyHandler(dev, AccelSetDecelProperty, NULL, NULL);
}
/**
* Allocate a device pair that is initialised as a slave
* device with properties that identify the devices as belonging
* to XTest subsystem.
* This only creates the pair, Activate/Enable Device
* still need to be called.
*/
int
AllocXTestDevice(ClientPtr client, const char *name,
DeviceIntPtr *ptr, DeviceIntPtr *keybd,
DeviceIntPtr master_ptr, DeviceIntPtr master_keybd)
{
int retval;
char *xtestname;
char dummy = 1;
if (asprintf(&xtestname, "%s XTEST", name) == -1)
return BadAlloc;
retval =
AllocDevicePair(client, xtestname, ptr, keybd, CorePointerProc,
CoreKeyboardProc, FALSE);
if (retval == Success) {
(*ptr)->xtest_master_id = master_ptr->id;
(*keybd)->xtest_master_id = master_keybd->id;
XIChangeDeviceProperty(*ptr, XIGetKnownProperty(XI_PROP_XTEST_DEVICE),
XA_INTEGER, 8, PropModeReplace, 1, &dummy,
FALSE);
XISetDevicePropertyDeletable(*ptr,
XIGetKnownProperty(XI_PROP_XTEST_DEVICE),
FALSE);
XIRegisterPropertyHandler(*ptr, DeviceSetXTestProperty, NULL, NULL);
XIChangeDeviceProperty(*keybd, XIGetKnownProperty(XI_PROP_XTEST_DEVICE),
XA_INTEGER, 8, PropModeReplace, 1, &dummy,
FALSE);
XISetDevicePropertyDeletable(*keybd,
XIGetKnownProperty(XI_PROP_XTEST_DEVICE),
FALSE);
XIRegisterPropertyHandler(*keybd, DeviceSetXTestProperty, NULL, NULL);
}
free(xtestname);
return retval;
}