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This commit is contained in:
Nathan Sobo 2023-10-03 13:52:10 -06:00
parent a8c1958c75
commit 3b27d41c72
9 changed files with 234 additions and 93 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, Pixels, Point,
RasterizeGlyphParams, Result, Scene, ShapedLine, SharedString, Size,
AnyWindowHandle, Bounds, DevicePixels, Font, FontId, FontMetrics, GlyphId,
GlyphRasterizationParams, Pixels, Point, Result, Scene, ShapedLine, SharedString, Size,
};
use anyhow::anyhow;
use async_task::Runnable;
@ -147,7 +147,7 @@ pub trait PlatformWindow {
fn is_topmost_for_position(&self, position: Point<Pixels>) -> bool;
fn draw(&self, scene: Scene);
fn glyph_atlas(&self) -> Arc<dyn PlatformAtlas<RasterizeGlyphParams>>;
fn glyph_atlas(&self) -> Arc<dyn PlatformAtlas<GlyphRasterizationParams>>;
}
pub trait PlatformDispatcher: Send + Sync {
@ -163,9 +163,13 @@ pub trait PlatformTextSystem: Send + Sync {
fn typographic_bounds(&self, font_id: FontId, glyph_id: GlyphId) -> Result<Bounds<f32>>;
fn advance(&self, font_id: FontId, glyph_id: GlyphId) -> Result<Size<f32>>;
fn glyph_for_char(&self, font_id: FontId, ch: char) -> Option<GlyphId>;
fn glyph_raster_bounds(
&self,
params: &GlyphRasterizationParams,
) -> Result<Bounds<DevicePixels>>;
fn rasterize_glyph(
&self,
glyph_id: &RasterizeGlyphParams,
params: &GlyphRasterizationParams,
) -> Result<(Size<DevicePixels>, Vec<u8>)>;
fn layout_line(&self, text: &str, font_size: Pixels, runs: &[(usize, FontId)]) -> ShapedLine;
fn wrap_line(