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function Properties (Object : Input_Device) return Device_Properties is
Result : aliased Device_Properties;
Error_Code : constant Integer := Event_Device.Input_Dev.IO_Control
(Object.FD, (Read, 'E', 16#09#, Result'Size / System.Storage_Unit), Result'Address);
begin
pragma Assert (Error_Code /= -1);
return Result;
end Properties;
function Events (Object : Input_Device) return Device_Events is
Result : aliased Device_Events;
Error_Code : constant Integer := Event_Device.Input_Dev.IO_Control
(Object.FD, (Read, 'E', 16#20#, Result'Size / System.Storage_Unit), Result'Address);
begin
pragma Assert (Error_Code /= -1);
return Result;
end Events;
function Convert is new Ada.Unchecked_Conversion
(Source => Event_Kind, Target => Interfaces.C.unsigned_short);
function Features (Object : Input_Device) return Synchronization_Features is
Result : aliased Synchronization_Features;
Error_Code : constant Integer := Event_Device.Input_Dev.IO_Control
(Object.FD, (Read, 'E', 16#20# + Unsigned_8 (Convert (Synchronization)),
Result'Size / System.Storage_Unit),
Result'Address);
begin
pragma Assert (Error_Code /= -1);
return Result;
end Features;
function Features (Object : Input_Device) return Key_Features is
Result : aliased Key_Features;
Error_Code : constant Integer := Event_Device.Input_Dev.IO_Control
(Object.FD, (Read, 'E', 16#20# + Unsigned_8 (Convert (Key)),
Result'Size / System.Storage_Unit),
Result'Address);
begin
pragma Assert (Error_Code /= -1);
return Result;
end Features;
function Features (Object : Input_Device) return Relative_Axis_Features is
Result : aliased Internal_Relative_Axis_Features;
Error_Code : constant Integer := Event_Device.Input_Dev.IO_Control
(Object.FD,
(Read, 'E', 16#20# + Unsigned_8 (Convert (Relative)), Result'Size / System.Storage_Unit),
Result'Address);
begin
pragma Assert (Error_Code /= -1);
return
(X => Result.X,
Y => Result.Y,
Z => Result.Z,
Rx => Result.Rx,
Ry => Result.Ry,
Rz => Result.Rz,
Horizontal_Wheel => Result.Horizontal_Wheel,
Diagonal => Result.Diagonal,
Wheel => Result.Wheel,
Misc => Result.Misc,
Wheel_High_Res => Result.Wheel_High_Res,
Horizontal_Wheel_High_Res => Result.Horizontal_Wheel_High_Res);
end Features;
function Features (Object : Input_Device) return Absolute_Axis_Features is
Result : aliased Internal_Absolute_Axis_Features;
Error_Code : constant Integer := Event_Device.Input_Dev.IO_Control
(Object.FD,
(Read, 'E', 16#20# + Unsigned_8 (Convert (Absolute)), Result'Size / System.Storage_Unit),
Result'Address);
begin
pragma Assert (Error_Code /= -1);
return
(X => Result.X,
Y => Result.Y,
Z => Result.Z,
Rx => Result.Rx,
Ry => Result.Ry,
Rz => Result.Rz,
Throttle => Result.Throttle,
Rudder => Result.Rudder,
Wheel => Result.Wheel,
Gas => Result.Gas,
Brake => Result.Brake,
Hat_0X => Result.Hat_0X,
Hat_0Y => Result.Hat_0Y,
Hat_1X => Result.Hat_1X,
Hat_1Y => Result.Hat_1Y,