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Further preparation for more aggressive font caching

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Pass everything needed for delayed evaluation for
`PlatformWindow::font_metrics()` to permit caching the font matching
result in the Text/TextInput's rendering cache.
This commit is contained in:
Simon Hausmann 2021-04-13 15:18:17 +02:00
parent a48b81022b
commit 47a255eea5
5 changed files with 55 additions and 19 deletions
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11
sixtyfps_runtime/rendering_backends/gl/lib.rs
View file

@ -467,13 +467,14 @@ impl GLRenderer {
/// closely as possible.
fn font_metrics(
&mut self,
unresolved_request_fn: &dyn Fn() -> FontRequest,
default_font_props_fn: &dyn Fn() -> FontRequest,
scale_factor: f32,
_item_graphics_cache: &sixtyfps_corelib::item_rendering::CachedRenderingData,
font_request_fn: &dyn Fn() -> FontRequest,
scale_factor: Pin<&Property<f32>>,
_reference_text: Pin<&Property<SharedString>>,
) -> Box<dyn FontMetrics> {
Box::new(GLFontMetrics {
request: unresolved_request_fn().merge(&default_font_props_fn()),
scale_factor,
request: font_request_fn(),
scale_factor: scale_factor.get(),
shared_data: self.shared_data.clone(),
})
}