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This commit is contained in:
Antonio Scandurra 2023-10-03 15:23:49 +02:00
parent 12ba10bc2c
commit 08464ee26e
9 changed files with 121 additions and 62 deletions
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12
crates/gpui3/src/platform.rs
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@ -6,8 +6,8 @@ mod mac;
mod test;
use crate::{
AnyWindowHandle, Bounds, DevicePixels, Font, FontId, FontMetrics, GlyphId, LineLayout,
MonochromeSprite, Pixels, Point, Result, Scene, SharedString, Size,
AnyWindowHandle, Bounds, DevicePixels, Font, FontId, FontMetrics, GlyphId, MonochromeSprite,
Pixels, Point, RasterizedGlyphId, Result, Scene, ShapedLine, SharedString, Size,
};
use anyhow::anyhow;
use async_task::Runnable;
@ -146,6 +146,8 @@ pub trait PlatformWindow {
fn on_appearance_changed(&self, callback: Box<dyn FnMut()>);
fn is_topmost_for_position(&self, position: Point<Pixels>) -> bool;
fn draw(&self, scene: Scene);
fn glyph_atlas(&self) -> Arc<dyn PlatformAtlas<RasterizedGlyphId>>;
}
pub trait PlatformDispatcher: Send + Sync {
@ -170,7 +172,7 @@ pub trait PlatformTextSystem: Send + Sync {
scale_factor: f32,
options: RasterizationOptions,
) -> Option<(Bounds<u32>, Vec<u8>)>;
fn layout_line(&self, text: &str, font_size: Pixels, runs: &[(usize, FontId)]) -> LineLayout;
fn layout_line(&self, text: &str, font_size: Pixels, runs: &[(usize, FontId)]) -> ShapedLine;
fn wrap_line(
&self,
text: &str,
@ -180,11 +182,11 @@ pub trait PlatformTextSystem: Send + Sync {
) -> Vec<usize>;
}
pub trait PlatformAtlas<Key> {
pub trait PlatformAtlas<Key>: Send + Sync {
fn get_or_insert_with(
&self,
key: Key,
build: impl FnOnce() -> (Size<DevicePixels>, Vec<u8>),
build: &dyn Fn() -> (Size<DevicePixels>, Vec<u8>),
) -> AtlasTile;
fn clear(&self);