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Plotting: Add line markers (#363)

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* initial work on markers

* clippy fix

* simplify marker

* use option for color

* prepare for more demo plots

* more improvements for markers

* some small adjustments

* better highlighting

* don't draw transparent lines

* use transparent color instead of option

* don't brighten curves when highlighting

* update changelog

* avoid allocations and use line_segment

* compare against transparent color

* create new Points primitive

* fix doctest

* some cleanup and fix hover

* common interface for lines and points

* clippy fixes

* reduce visibilities

* Update egui/src/widgets/plot/mod.rs

Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>

* Update egui/src/widgets/plot/mod.rs

Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>

* Update egui_demo_lib/src/apps/demo/plot_demo.rs

Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>

* Update egui_demo_lib/src/apps/demo/plot_demo.rs

Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>

* changes based on review

* fix test

* dynamic plot size

* remove height

Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>
This commit is contained in:
Sven Niederberger
2021-05-27 18:40:20 +02:00
committed by GitHub
parent e320ef6c64
commit 8623909d82
5 changed files with 663 additions and 206 deletions
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11
egui_demo_lib/src/apps/demo/widget_gallery.rs
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@@ -205,14 +205,15 @@ impl WidgetGallery {
}
fn example_plot() -> egui::plot::Plot {
use egui::plot::{Line, Plot, Value, Values};
let n = 128;
let curve = egui::plot::Curve::from_values_iter((0..=n).map(|i| {
let line = Line::new(Values::from_values_iter((0..=n).map(|i| {
use std::f64::consts::TAU;
let x = egui::remap(i as f64, 0.0..=(n as f64), -TAU..=TAU);
egui::plot::Value::new(x, x.sin())
}));
egui::plot::Plot::new("Example Plot")
.curve(curve)
Value::new(x, x.sin())
})));
Plot::new("Example Plot")
.line(line)
.height(32.0)
.data_aspect(1.0)
}