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Android: support multi-touch (#1776)

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This commit is contained in:
Max de Danschutter
2020-11-28 17:41:11 +01:00
committed by GitHub
parent 0861a353d6
commit 5700359a61
2 changed files with 33 additions and 24 deletions
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54
src/platform_impl/android/mod.rs
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@@ -181,37 +181,45 @@ impl<T: 'static> EventLoop<T> {
match &event {
InputEvent::MotionEvent(motion_event) => {
let phase = match motion_event.action() {
MotionAction::Down => Some(event::TouchPhase::Started),
MotionAction::Up => Some(event::TouchPhase::Ended),
MotionAction::Down | MotionAction::PointerDown => {
Some(event::TouchPhase::Started)
}
MotionAction::Up | MotionAction::PointerUp => {
Some(event::TouchPhase::Ended)
}
MotionAction::Move => Some(event::TouchPhase::Moved),
MotionAction::Cancel => {
Some(event::TouchPhase::Cancelled)
}
_ => None, // TODO mouse events
};
let pointer = motion_event.pointer_at_index(0);
let location = PhysicalPosition {
x: pointer.x() as _,
y: pointer.y() as _,
};
if let Some(phase) = phase {
let event = event::Event::WindowEvent {
window_id,
event: event::WindowEvent::Touch(event::Touch {
device_id,
phase,
location,
id: 0,
force: None,
}),
};
call_event_handler!(
event_handler,
self.window_target(),
control_flow,
event
);
for pointer in motion_event.pointers() {
let location = PhysicalPosition {
x: pointer.x() as _,
y: pointer.y() as _,
};
let event = event::Event::WindowEvent {
window_id,
event: event::WindowEvent::Touch(
event::Touch {
device_id,
phase,
location,
id: pointer.pointer_id() as u64,
force: None,
},
),
};
call_event_handler!(
event_handler,
self.window_target(),
control_flow,
event
);
}
}
}
InputEvent::KeyEvent(_) => {} // TODO