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The cursor is loaded by the window adapter from the cache. When it's loaded the first time, its format will be Svg, so we convert it to a pixel buffer. That way the skia backend can convert it on first draw into a skia_safe::Image and replace the cache entry with the backend storage variant.
96 lines
3.1 KiB
Rust
96 lines
3.1 KiB
Rust
// Copyright © SixtyFPS GmbH <info@slint.dev>
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// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-Royalty-free-1.1 OR LicenseRef-Slint-commercial
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use crate::Coord;
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/// This type is used as a tagging type for use with [`euclid::Scale`] to convert
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/// between physical and logical pixels.
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pub struct PhysicalPx;
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/// This type is used as a tagging type for use with [`euclid::Scale`] to convert
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/// between physical and logical pixels.
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pub struct LogicalPx;
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pub type LogicalLength = euclid::Length<Coord, LogicalPx>;
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pub type LogicalRect = euclid::Rect<Coord, LogicalPx>;
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pub type LogicalPoint = euclid::Point2D<Coord, LogicalPx>;
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pub type LogicalSize = euclid::Size2D<Coord, LogicalPx>;
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pub type LogicalVector = euclid::Vector2D<Coord, LogicalPx>;
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pub type ScaleFactor = euclid::Scale<f32, LogicalPx, PhysicalPx>;
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pub trait SizeLengths {
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type LengthType;
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fn width_length(&self) -> Self::LengthType;
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fn height_length(&self) -> Self::LengthType;
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}
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impl<T: Copy, U> SizeLengths for euclid::Size2D<T, U> {
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type LengthType = euclid::Length<T, U>;
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fn width_length(&self) -> Self::LengthType {
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euclid::Length::new(self.width)
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}
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fn height_length(&self) -> Self::LengthType {
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euclid::Length::new(self.height)
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}
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}
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pub trait PointLengths {
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type LengthType;
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fn x_length(&self) -> Self::LengthType;
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fn y_length(&self) -> Self::LengthType;
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}
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impl<T: Copy, U> PointLengths for euclid::Point2D<T, U> {
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type LengthType = euclid::Length<T, U>;
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fn x_length(&self) -> Self::LengthType {
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euclid::Length::new(self.x)
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}
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fn y_length(&self) -> Self::LengthType {
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euclid::Length::new(self.y)
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}
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}
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impl<T: Copy, U> PointLengths for euclid::Vector2D<T, U> {
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type LengthType = euclid::Length<T, U>;
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fn x_length(&self) -> Self::LengthType {
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euclid::Length::new(self.x)
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}
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fn y_length(&self) -> Self::LengthType {
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euclid::Length::new(self.y)
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}
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}
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pub trait RectLengths {
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type SizeType;
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type LengthType;
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fn size_length(&self) -> Self::SizeType;
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fn width_length(&self) -> Self::LengthType;
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fn height_length(&self) -> Self::LengthType;
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}
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impl<T: Copy, U> RectLengths for euclid::Rect<T, U> {
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type LengthType = euclid::Length<T, U>;
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type SizeType = euclid::Size2D<T, U>;
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fn size_length(&self) -> Self::SizeType {
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euclid::Size2D::new(self.size.width, self.size.height)
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}
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fn width_length(&self) -> Self::LengthType {
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self.size_length().width_length()
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}
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fn height_length(&self) -> Self::LengthType {
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self.size_length().height_length()
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}
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}
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/// Convert from the api size to the internal size
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/// (This doesn't use the `From` trait because it would expose the conversion to euclid in the public API)
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pub fn logical_size_from_api(size: crate::api::LogicalSize) -> LogicalSize {
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size.to_euclid()
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}
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pub fn logical_point_from_api(position: crate::api::LogicalPosition) -> LogicalPoint {
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position.to_euclid()
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}
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pub fn logical_position_to_api(pos: LogicalPoint) -> crate::api::LogicalPosition {
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crate::api::LogicalPosition::from_euclid(pos)
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}
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