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-rw-r--r--tools/testing/selftests/hid/tests/test_tablet.py173
1 files changed, 160 insertions, 13 deletions
diff --git a/tools/testing/selftests/hid/tests/test_tablet.py b/tools/testing/selftests/hid/tests/test_tablet.py
index cec65294c9ec..a77534f23c75 100644
--- a/tools/testing/selftests/hid/tests/test_tablet.py
+++ b/tools/testing/selftests/hid/tests/test_tablet.py
@@ -30,25 +30,72 @@ class ToolType(Enum):
RUBBER = libevdev.EV_KEY.BTN_TOOL_RUBBER
+class BtnPressed(Enum):
+ """Represents whether a button is pressed on the stylus"""
+
+ PRIMARY_PRESSED = libevdev.EV_KEY.BTN_STYLUS
+ SECONDARY_PRESSED = libevdev.EV_KEY.BTN_STYLUS2
+
+
class PenState(Enum):
"""Pen states according to Microsoft reference:
https://docs.microsoft.com/en-us/windows-hardware/design/component-guidelines/windows-pen-states
- """
- PEN_IS_OUT_OF_RANGE = BtnTouch.UP, None
- PEN_IS_IN_RANGE = BtnTouch.UP, ToolType.PEN
- PEN_IS_IN_CONTACT = BtnTouch.DOWN, ToolType.PEN
- PEN_IS_IN_RANGE_WITH_ERASING_INTENT = BtnTouch.UP, ToolType.RUBBER
- PEN_IS_ERASING = BtnTouch.DOWN, ToolType.RUBBER
+ We extend it with the various buttons when we need to check them.
+ """
- def __init__(self, touch: BtnTouch, tool: Optional[ToolType]):
+ PEN_IS_OUT_OF_RANGE = BtnTouch.UP, None, None
+ PEN_IS_IN_RANGE = BtnTouch.UP, ToolType.PEN, None
+ PEN_IS_IN_RANGE_WITH_BUTTON = BtnTouch.UP, ToolType.PEN, BtnPressed.PRIMARY_PRESSED
+ PEN_IS_IN_RANGE_WITH_SECOND_BUTTON = (
+ BtnTouch.UP,
+ ToolType.PEN,
+ BtnPressed.SECONDARY_PRESSED,
+ )
+ PEN_IS_IN_CONTACT = BtnTouch.DOWN, ToolType.PEN, None
+ PEN_IS_IN_CONTACT_WITH_BUTTON = (
+ BtnTouch.DOWN,
+ ToolType.PEN,
+ BtnPressed.PRIMARY_PRESSED,
+ )
+ PEN_IS_IN_CONTACT_WITH_SECOND_BUTTON = (
+ BtnTouch.DOWN,
+ ToolType.PEN,
+ BtnPressed.SECONDARY_PRESSED,
+ )
+ PEN_IS_IN_RANGE_WITH_ERASING_INTENT = BtnTouch.UP, ToolType.RUBBER, None
+ PEN_IS_IN_RANGE_WITH_ERASING_INTENT_WITH_BUTTON = (
+ BtnTouch.UP,
+ ToolType.RUBBER,
+ BtnPressed.PRIMARY_PRESSED,
+ )
+ PEN_IS_IN_RANGE_WITH_ERASING_INTENT_WITH_SECOND_BUTTON = (
+ BtnTouch.UP,
+ ToolType.RUBBER,
+ BtnPressed.SECONDARY_PRESSED,
+ )
+ PEN_IS_ERASING = BtnTouch.DOWN, ToolType.RUBBER, None
+ PEN_IS_ERASING_WITH_BUTTON = (
+ BtnTouch.DOWN,
+ ToolType.RUBBER,
+ BtnPressed.PRIMARY_PRESSED,
+ )
+ PEN_IS_ERASING_WITH_SECOND_BUTTON = (
+ BtnTouch.DOWN,
+ ToolType.RUBBER,
+ BtnPressed.SECONDARY_PRESSED,
+ )
+
+ def __init__(self, touch: BtnTouch, tool: Optional[ToolType], button: Optional[BtnPressed]):
self.touch = touch
self.tool = tool
+ self.button = button
@classmethod
def from_evdev(cls, evdev) -> "PenState":
touch = BtnTouch(evdev.value[libevdev.EV_KEY.BTN_TOUCH])
tool = None
+ button = None
if (
evdev.value[libevdev.EV_KEY.BTN_TOOL_RUBBER]
and not evdev.value[libevdev.EV_KEY.BTN_TOOL_PEN]
@@ -65,7 +112,17 @@ class PenState(Enum):
):
raise ValueError("2 tools are not allowed")
- return cls((touch, tool))
+ # we take only the highest button in account
+ for b in [libevdev.EV_KEY.BTN_STYLUS, libevdev.EV_KEY.BTN_STYLUS2]:
+ if bool(evdev.value[b]):
+ button = b
+
+ # the kernel tends to insert an EV_SYN once removing the tool, so
+ # the button will be released after
+ if tool is None:
+ button = None
+
+ return cls((touch, tool, button))
def apply(self, events) -> "PenState":
if libevdev.EV_SYN.SYN_REPORT in events:
@@ -74,6 +131,8 @@ class PenState(Enum):
touch_found = False
tool = self.tool
tool_found = False
+ button = self.button
+ button_found = False
for ev in events:
if ev == libevdev.InputEvent(libevdev.EV_KEY.BTN_TOUCH):
@@ -88,12 +147,22 @@ class PenState(Enum):
if tool_found:
raise ValueError(f"duplicated BTN_TOOL_* in {events}")
tool_found = True
- if ev.value:
- tool = ToolType(ev.code)
- else:
- tool = None
+ tool = ToolType(ev.code) if ev.value else None
+ elif ev in (
+ libevdev.InputEvent(libevdev.EV_KEY.BTN_STYLUS),
+ libevdev.InputEvent(libevdev.EV_KEY.BTN_STYLUS2),
+ ):
+ if button_found:
+ raise ValueError(f"duplicated BTN_STYLUS* in {events}")
+ button_found = True
+ button = ev.code if ev.value else None
- new_state = PenState((touch, tool))
+ # the kernel tends to insert an EV_SYN once removing the tool, so
+ # the button will be released after
+ if tool is None:
+ button = None
+
+ new_state = PenState((touch, tool, button))
assert (
new_state in self.valid_transitions()
), f"moving from {self} to {new_state} is forbidden"
@@ -109,14 +178,20 @@ class PenState(Enum):
return (
PenState.PEN_IS_OUT_OF_RANGE,
PenState.PEN_IS_IN_RANGE,
+ PenState.PEN_IS_IN_RANGE_WITH_BUTTON,
+ PenState.PEN_IS_IN_RANGE_WITH_SECOND_BUTTON,
PenState.PEN_IS_IN_RANGE_WITH_ERASING_INTENT,
PenState.PEN_IS_IN_CONTACT,
+ PenState.PEN_IS_IN_CONTACT_WITH_BUTTON,
+ PenState.PEN_IS_IN_CONTACT_WITH_SECOND_BUTTON,
PenState.PEN_IS_ERASING,
)
if self == PenState.PEN_IS_IN_RANGE:
return (
PenState.PEN_IS_IN_RANGE,
+ PenState.PEN_IS_IN_RANGE_WITH_BUTTON,
+ PenState.PEN_IS_IN_RANGE_WITH_SECOND_BUTTON,
PenState.PEN_IS_OUT_OF_RANGE,
PenState.PEN_IS_IN_CONTACT,
)
@@ -124,6 +199,8 @@ class PenState(Enum):
if self == PenState.PEN_IS_IN_CONTACT:
return (
PenState.PEN_IS_IN_CONTACT,
+ PenState.PEN_IS_IN_CONTACT_WITH_BUTTON,
+ PenState.PEN_IS_IN_CONTACT_WITH_SECOND_BUTTON,
PenState.PEN_IS_IN_RANGE,
PenState.PEN_IS_OUT_OF_RANGE,
)
@@ -142,6 +219,38 @@ class PenState(Enum):
PenState.PEN_IS_OUT_OF_RANGE,
)
+ if self == PenState.PEN_IS_IN_RANGE_WITH_BUTTON:
+ return (
+ PenState.PEN_IS_IN_RANGE_WITH_BUTTON,
+ PenState.PEN_IS_IN_RANGE,
+ PenState.PEN_IS_OUT_OF_RANGE,
+ PenState.PEN_IS_IN_CONTACT_WITH_BUTTON,
+ )
+
+ if self == PenState.PEN_IS_IN_CONTACT_WITH_BUTTON:
+ return (
+ PenState.PEN_IS_IN_CONTACT_WITH_BUTTON,
+ PenState.PEN_IS_IN_CONTACT,
+ PenState.PEN_IS_IN_RANGE_WITH_BUTTON,
+ PenState.PEN_IS_OUT_OF_RANGE,
+ )
+
+ if self == PenState.PEN_IS_IN_RANGE_WITH_SECOND_BUTTON:
+ return (
+ PenState.PEN_IS_IN_RANGE_WITH_SECOND_BUTTON,
+ PenState.PEN_IS_IN_RANGE,
+ PenState.PEN_IS_OUT_OF_RANGE,
+ PenState.PEN_IS_IN_CONTACT_WITH_SECOND_BUTTON,
+ )
+
+ if self == PenState.PEN_IS_IN_CONTACT_WITH_SECOND_BUTTON:
+ return (
+ PenState.PEN_IS_IN_CONTACT_WITH_SECOND_BUTTON,
+ PenState.PEN_IS_IN_CONTACT,
+ PenState.PEN_IS_IN_RANGE_WITH_SECOND_BUTTON,
+ PenState.PEN_IS_OUT_OF_RANGE,
+ )
+
return tuple()
@staticmethod
@@ -376,26 +485,64 @@ class PenDigitizer(base.UHIDTestDevice):
pen.xtilt = 0
pen.ytilt = 0
pen.twist = 0
+ pen.barrelswitch = False
+ pen.secondarybarrelswitch = False
elif state == PenState.PEN_IS_IN_RANGE:
pen.tipswitch = False
pen.inrange = True
pen.invert = False
pen.eraser = False
+ pen.barrelswitch = False
+ pen.secondarybarrelswitch = False
elif state == PenState.PEN_IS_IN_CONTACT:
pen.tipswitch = True
pen.inrange = True
pen.invert = False
pen.eraser = False
+ pen.barrelswitch = False
+ pen.secondarybarrelswitch = False
+ elif state == PenState.PEN_IS_IN_RANGE_WITH_BUTTON:
+ pen.tipswitch = False
+ pen.inrange = True
+ pen.invert = False
+ pen.eraser = False
+ pen.barrelswitch = True
+ pen.secondarybarrelswitch = False
+ elif state == PenState.PEN_IS_IN_CONTACT_WITH_BUTTON:
+ pen.tipswitch = True
+ pen.inrange = True
+ pen.invert = False
+ pen.eraser = False
+ pen.barrelswitch = True
+ pen.secondarybarrelswitch = False
+ elif state == PenState.PEN_IS_IN_RANGE_WITH_SECOND_BUTTON:
+ pen.tipswitch = False
+ pen.inrange = True
+ pen.invert = False
+ pen.eraser = False
+ pen.barrelswitch = False
+ pen.secondarybarrelswitch = True
+ elif state == PenState.PEN_IS_IN_CONTACT_WITH_SECOND_BUTTON:
+ pen.tipswitch = True
+ pen.inrange = True
+ pen.invert = False
+ pen.eraser = False
+ pen.barrelswitch = False
+ pen.secondarybarrelswitch = True
elif state == PenState.PEN_IS_IN_RANGE_WITH_ERASING_INTENT:
pen.tipswitch = False
pen.inrange = True
pen.invert = True
pen.eraser = False
+ pen.barrelswitch = False
+ pen.secondarybarrelswitch = False
elif state == PenState.PEN_IS_ERASING:
pen.tipswitch = False
pen.inrange = True
pen.invert = False
pen.eraser = True
+ pen.barrelswitch = False
+ pen.secondarybarrelswitch = False
pen.current_state = state