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Refactor chart for strict Clippy checks

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Dylan M. Taylor
2026-10-28 10:52:53 +00:00
parent 5a84d9bed8
commit 7fbf3f60c8
7 changed files with 106 additions and 75 deletions
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crates/chart/src/render/frame.rs
+10 -10
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@@ -1,4 +1,4 @@
use super::*;
use super::{AXIS, AXIS_TITLE_SIZE, Chart, ChartData, Ctx, DARK_TEXT, Fmt, GRID, HAlign, LABEL_SIZE, PI, Prim, Rgba, Scale, TEXT, VAlign, WHITE};
#[derive(Clone, Copy, Debug)]
pub(super) struct Bx {
@@ -44,7 +44,7 @@ pub(super) fn axis_titles(ctx: &mut Ctx, chart: &Chart, mut area: Bx) -> Bx {
let lh = AXIS_TITLE_SIZE * 1.4 + 2.0;
if let Some(t) = chart.x_title.as_deref().map(str::trim).filter(|t| !t.is_empty()) {
let t = ctx.fit(t, AXIS_TITLE_SIZE, area.w);
ctx.text(area.cx(), area.bottom(), &t, AXIS_TITLE_SIZE, TEXT, HAlign::Center, VAlign::Bottom);
ctx.text(area.cx(), area.bottom(), &t, AXIS_TITLE_SIZE, TEXT, (HAlign::Center, VAlign::Bottom));
area.h -= lh;
}
if let Some(t) = chart.y_title.as_deref().map(str::trim).filter(|t| !t.is_empty()) {
@@ -123,12 +123,12 @@ pub(super) fn frame(ctx: &mut Ctx, area: Bx, cat: CatAxis, y: &ValAxis, y2: Opti
if grid {
ctx.hline(plot.x, plot.right(), yy, GRID, 0.75);
}
ctx.text(plot.x - 4.0, yy, t, ls, TEXT, HAlign::Right, VAlign::Middle);
ctx.text(plot.x - 4.0, yy, t, ls, TEXT, (HAlign::Right, VAlign::Middle));
}
if let (Some(a), Some(l)) = (y2, &y2labels) {
for (v, t) in l {
let yy = plot.bottom() - a.scale.frac(*v) * plot.h;
ctx.text(plot.right() + 4.0, yy, t, ls, TEXT, HAlign::Left, VAlign::Middle);
ctx.text(plot.right() + 4.0, yy, t, ls, TEXT, (HAlign::Left, VAlign::Middle));
}
}
let zero = if y.scale.min <= 0.0 && y.scale.max >= 0.0 { 0.0 } else { y.scale.min };
@@ -142,7 +142,7 @@ pub(super) fn frame(ctx: &mut Ctx, area: Bx, cat: CatAxis, y: &ValAxis, y2: Opti
let k = (((lw + 6.0) / cw.max(1e-3)).ceil() as usize).clamp(1, n);
for (j, t) in l.iter().enumerate().step_by(k) {
let t = ctx.fit(t, ls, cw * k as f32 - 2.0);
ctx.text(plot.x + (j as f32 + 0.5) * cw, plot.bottom() + 3.0, &t, ls, TEXT, HAlign::Center, VAlign::Top);
ctx.text(plot.x + (j as f32 + 0.5) * cw, plot.bottom() + 3.0, &t, ls, TEXT, (HAlign::Center, VAlign::Top));
}
// Outer levels, one row each below the labels: a group's name centred under its
// categories, and a separator at each group boundary down through the rows.
@@ -152,7 +152,7 @@ pub(super) fn frame(ctx: &mut Ctx, area: Bx, cat: CatAxis, y: &ValAxis, y2: Opti
let (x0, x1) = (plot.x + first as f32 * cw, plot.x + end as f32 * cw);
if let Some(t) = level.get(first).filter(|t| !t.is_empty()) {
let t = ctx.fit(t, ls, x1 - x0 - 2.0);
ctx.text((x0 + x1) / 2.0, top, &t, ls, TEXT, HAlign::Center, VAlign::Top);
ctx.text((x0 + x1) / 2.0, top, &t, ls, TEXT, (HAlign::Center, VAlign::Top));
}
if first > 0 {
ctx.vline(x0, plot.bottom(), top + lh - 2.0, AXIS, 0.75);
@@ -169,7 +169,7 @@ pub(super) fn frame(ctx: &mut Ctx, area: Bx, cat: CatAxis, y: &ValAxis, y2: Opti
let k = (((lw + 6.0) / slot.max(1e-3)).ceil() as usize).max(1);
for (v, t) in ticks.iter().zip(&labels).step_by(k) {
let xx = plot.x + s.frac(*v) * plot.w;
ctx.text(xx, plot.bottom() + 3.0, t, ls, TEXT, HAlign::Center, VAlign::Top);
ctx.text(xx, plot.bottom() + 3.0, t, ls, TEXT, (HAlign::Center, VAlign::Top));
}
if s.min <= 0.0 && s.max >= 0.0 {
let xx = plot.x + s.frac(0.0) * plot.w;
@@ -202,7 +202,7 @@ pub(super) fn frame(ctx: &mut Ctx, area: Bx, cat: CatAxis, y: &ValAxis, y2: Opti
ctx.vline(xx, plot.y, plot.bottom(), GRID, 0.75);
}
if i % k == 0 {
ctx.text(xx, plot.bottom() + 3.0, t, ls, TEXT, HAlign::Center, VAlign::Top);
ctx.text(xx, plot.bottom() + 3.0, t, ls, TEXT, (HAlign::Center, VAlign::Top));
}
}
let zero = if y.scale.min <= 0.0 && y.scale.max >= 0.0 { 0.0 } else { y.scale.min };
@@ -213,7 +213,7 @@ pub(super) fn frame(ctx: &mut Ctx, area: Bx, cat: CatAxis, y: &ValAxis, y2: Opti
let k = ((lh / ch.max(1e-3)).ceil() as usize).clamp(1, n);
for (j, t) in labels.iter().enumerate().step_by(k) {
let t = ctx.fit(t, ls, lw - 6.0);
ctx.text(plot.x - 4.0, plot.bottom() - (j as f32 + 0.5) * ch, &t, ls, TEXT, HAlign::Right, VAlign::Middle);
ctx.text(plot.x - 4.0, plot.bottom() - (j as f32 + 0.5) * ch, &t, ls, TEXT, (HAlign::Right, VAlign::Middle));
}
// Outer levels: a group's name centred beside its categories, separators at the
// boundaries running right to the axis.
@@ -224,7 +224,7 @@ pub(super) fn frame(ctx: &mut Ctx, area: Bx, cat: CatAxis, y: &ValAxis, y2: Opti
let (y0, y1) = (plot.bottom() - end as f32 * ch, plot.bottom() - first as f32 * ch);
if let Some(t) = level.get(first).filter(|t| !t.is_empty()) {
let t = ctx.fit(t, ls, w - 4.0);
ctx.text((x0 + x1) / 2.0, (y0 + y1) / 2.0, &t, ls, TEXT, HAlign::Center, VAlign::Middle);
ctx.text((x0 + x1) / 2.0, (y0 + y1) / 2.0, &t, ls, TEXT, (HAlign::Center, VAlign::Middle));
}
if first > 0 {
ctx.hline(x0, plot.x, y1, AXIS, 0.75);