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theme: store colors in linear space

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This commit is contained in:
Julian Orth 2025-02-25 15:43:05 +01:00
parent b7f93b37a6
commit 135f37dbcd
27 changed files with 221 additions and 135 deletions
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6
src/portal/ptl_text.rs
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@ -7,7 +7,7 @@ use {
consts::{CAIRO_FORMAT_ARGB32, CAIRO_OPERATOR_SOURCE},
},
rect::Rect,
theme::Color,
theme::{Color, TransferFunction},
},
std::{ops::Neg, rc::Rc, sync::Arc},
};
@ -78,9 +78,9 @@ pub fn render(
let data = create_data(font, width, height, scale)?;
data.layout.set_text(text);
let font_height = data.layout.pixel_size().1;
let [r, g, b, a] = color.to_array(TransferFunction::Srgb);
data.cctx.set_operator(CAIRO_OPERATOR_SOURCE);
data.cctx
.set_source_rgba(color.r as _, color.g as _, color.b as _, color.a as _);
data.cctx.set_source_rgba(r as _, g as _, b as _, a as _);
let y = y.unwrap_or((height - font_height) / 2);
data.cctx.move_to(x as f64, y as f64);
data.layout.show_layout();