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Improve window::Position API

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Héctor Ramón Jiménez 2021-07-21 18:59:24 +07:00
parent 6793a7e00d
commit 72b3bf95de
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7 changed files with 121 additions and 16 deletions
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45
winit/src/conversion.rs
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@ -6,7 +6,7 @@ use crate::keyboard;
use crate::mouse;
use crate::touch;
use crate::window;
use crate::{Event, Mode, Point};
use crate::{Event, Mode, Point, Position};
/// Converts a winit window event into an iced event.
pub fn window_event(
@ -133,6 +133,49 @@ pub fn window_event(
}
}
/// Converts a [`Position`] to a [`winit`] logical position for a given monitor.
///
/// [`winit`]: https://github.com/rust-windowing/winit
pub fn position(
monitor: Option<&winit::monitor::MonitorHandle>,
(width, height): (u32, u32),
position: Position,
) -> Option<winit::dpi::Position> {
match position {
Position::Default => None,
Position::Specific(x, y) => {
Some(winit::dpi::Position::Logical(winit::dpi::LogicalPosition {
x: f64::from(x),
y: f64::from(y),
}))
}
Position::Centered => {
if let Some(monitor) = monitor {
let start = monitor.position();
let resolution: winit::dpi::LogicalSize<f64> =
monitor.size().to_logical(monitor.scale_factor());
let centered: winit::dpi::PhysicalPosition<i32> =
winit::dpi::LogicalPosition {
x: (resolution.width - f64::from(width)) / 2.0,
y: (resolution.height - f64::from(height)) / 2.0,
}
.to_physical(monitor.scale_factor());
Some(winit::dpi::Position::Physical(
winit::dpi::PhysicalPosition {
x: start.x + centered.x,
y: start.y + centered.y,
},
))
} else {
None
}
}
}
}
/// Converts a [`Mode`] to a [`winit`] fullscreen mode.
///
/// [`winit`]: https://github.com/rust-windowing/winit