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On Wayland, fix coordinates in touch events when scale factor isn't 1 (#1439)

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* On Wayland, fix coordinates in touch events when scale factor isn't 1

* Explicitly state that Wayland is using LogicalPosition internally

* Fix CHANGELOG
This commit is contained in:
Kirill Chibisov 2020-02-08 11:25:08 +03:00 committed by GitHub
parent 28f0eb598d
commit 4eddd1e5bc
3 changed files with 46 additions and 18 deletions
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2
CHANGELOG.md
View file

@ -1,5 +1,7 @@
# Unreleased
- On Wayland, fix coordinates in touch events when scale factor isn't 1
# 0.21.0 (2020-02-04)
- On Windows, fixed "error: linking with `link.exe` failed: exit code: 1120" error on older versions of windows.

17
src/platform_impl/linux/wayland/pointer.rs
View file

@ -1,5 +1,6 @@
use std::sync::{Arc, Mutex};
use crate::dpi::LogicalPosition;
use crate::event::{
DeviceEvent, ElementState, ModifiersState, MouseButton, MouseScrollDelta, TouchPhase,
WindowEvent,
@ -76,13 +77,16 @@ pub fn implement_pointer(
},
wid,
);
let position = LogicalPosition::new(surface_x, surface_y)
.to_physical(scale_factor);
sink.send_window_event(
WindowEvent::CursorMoved {
device_id: crate::event::DeviceId(
crate::platform_impl::DeviceId::Wayland(DeviceId),
),
position: (surface_x * scale_factor, surface_y * scale_factor)
.into(),
position,
modifiers: modifiers_tracker.lock().unwrap().clone(),
},
wid,
@ -109,15 +113,18 @@ pub fn implement_pointer(
..
} => {
if let Some(surface) = mouse_focus.as_ref() {
let scale_factor = surface::get_dpi_factor(&surface) as f64;
let wid = make_wid(surface);
let scale_factor = surface::get_dpi_factor(&surface) as f64;
let position = LogicalPosition::new(surface_x, surface_y)
.to_physical(scale_factor);
sink.send_window_event(
WindowEvent::CursorMoved {
device_id: crate::event::DeviceId(
crate::platform_impl::DeviceId::Wayland(DeviceId),
),
position: (surface_x * scale_factor, surface_y * scale_factor)
.into(),
position,
modifiers: modifiers_tracker.lock().unwrap().clone(),
},
wid,

45
src/platform_impl/linux/wayland/touch.rs
View file

@ -1,17 +1,22 @@
use std::sync::{Arc, Mutex};
use crate::dpi::LogicalPosition;
use crate::event::{TouchPhase, WindowEvent};
use super::{event_loop::EventsSink, window::WindowStore, DeviceId, WindowId};
use super::{event_loop::EventsSink, make_wid, window::WindowStore, DeviceId};
use smithay_client_toolkit::surface;
use smithay_client_toolkit::reexports::client::protocol::{
wl_seat,
wl_surface::WlSurface,
wl_touch::{Event as TouchEvent, WlTouch},
};
// location is in logical coordinates.
struct TouchPoint {
wid: WindowId,
location: (f64, f64),
surface: WlSurface,
position: LogicalPosition<f64>,
id: i32,
}
@ -31,21 +36,24 @@ pub(crate) fn implement_touch(
} => {
let wid = store.find_wid(&surface);
if let Some(wid) = wid {
let scale_factor = surface::get_dpi_factor(&surface) as f64;
let position = LogicalPosition::new(x, y);
sink.send_window_event(
WindowEvent::Touch(crate::event::Touch {
device_id: crate::event::DeviceId(
crate::platform_impl::DeviceId::Wayland(DeviceId),
),
phase: TouchPhase::Started,
location: (x, y).into(),
location: position.to_physical(scale_factor),
force: None, // TODO
id: id as u64,
}),
wid,
);
pending_ids.push(TouchPoint {
wid,
location: (x, y),
surface,
position,
id,
});
}
@ -54,52 +62,63 @@ pub(crate) fn implement_touch(
let idx = pending_ids.iter().position(|p| p.id == id);
if let Some(idx) = idx {
let pt = pending_ids.remove(idx);
let scale_factor = surface::get_dpi_factor(&pt.surface) as f64;
let location = pt.position.to_physical(scale_factor);
sink.send_window_event(
WindowEvent::Touch(crate::event::Touch {
device_id: crate::event::DeviceId(
crate::platform_impl::DeviceId::Wayland(DeviceId),
),
phase: TouchPhase::Ended,
location: pt.location.into(),
location,
force: None, // TODO
id: id as u64,
}),
pt.wid,
make_wid(&pt.surface),
);
}
}
TouchEvent::Motion { id, x, y, .. } => {
let pt = pending_ids.iter_mut().find(|p| p.id == id);
if let Some(pt) = pt {
pt.location = (x, y);
pt.position = LogicalPosition::new(x, y);
let scale_factor = surface::get_dpi_factor(&pt.surface) as f64;
let location = pt.position.to_physical(scale_factor);
sink.send_window_event(
WindowEvent::Touch(crate::event::Touch {
device_id: crate::event::DeviceId(
crate::platform_impl::DeviceId::Wayland(DeviceId),
),
phase: TouchPhase::Moved,
location: (x, y).into(),
location,
force: None, // TODO
id: id as u64,
}),
pt.wid,
make_wid(&pt.surface),
);
}
}
TouchEvent::Frame => (),
TouchEvent::Cancel => {
for pt in pending_ids.drain(..) {
let scale_factor = surface::get_dpi_factor(&pt.surface) as f64;
let location = pt.position.to_physical(scale_factor);
sink.send_window_event(
WindowEvent::Touch(crate::event::Touch {
device_id: crate::event::DeviceId(
crate::platform_impl::DeviceId::Wayland(DeviceId),
),
phase: TouchPhase::Cancelled,
location: pt.location.into(),
location,
force: None, // TODO
id: pt.id as u64,
}),
pt.wid,
make_wid(&pt.surface),
);
}
}