Merge PR #201 (Bump egui versions)

https://github.com/robbert-vdh/nih-plug/pull/201

CHANGELOG.md

@@ -12,6 +12,15 @@ state is to list breaking changes.
 
 ## [2024-02-23]
 
+### Breaking changes
+
+- `nih_plug_egui` now uses egui 0.31.
+
+### Added
+
+- `nih_plug_egui` has a new `ResizableWindow` widget that can be used to resize
+  the plugin's editor.
+
 ### Changed
 
 - The CLAP bindings were updated to 1.2.2. The only noticeable difference is

nih_plug_egui/Cargo.toml

@@ -18,9 +18,9 @@ rayon = ["egui-baseview/rayon"]
 [dependencies]
 nih_plug = { path = "..", default-features = false }
 raw-window-handle = "0.5"
-baseview = { git = "https://github.com/RustAudio/baseview.git", rev = "45465c5f46abed6c6ce370fffde5edc8e4cd5aa3" }
+baseview = { git = "https://github.com/RustAudio/baseview.git", rev = "9a0b42c09d712777b2edb4c5e0cb6baf21e988f0" }
 crossbeam = "0.8"
-egui-baseview = { git = "https://github.com/BillyDM/egui-baseview.git", rev = "87a6cbead6cf89ca27c2f0448e480e901cc2754d", default-features = false }
+egui-baseview = { git = "https://github.com/BillyDM/egui-baseview.git", rev = "ec70c3fe6b2f070dcacbc22924431edbe24bd1c0" }
 parking_lot = "0.12"
 # To make the state persistable
 serde = { version = "1.0", features = ["derive"] }

nih_plug_egui/src/editor.rs

@@ -101,6 +101,7 @@ where
                     ..Default::default()
                 }),
             },
+            Default::default(),
             state,
             move |egui_ctx, _queue, state| build(egui_ctx, &mut state.write()),
             move |egui_ctx, queue, state| {

nih_plug_egui/src/resizable_window.rs

@@ -1,10 +1,10 @@
 //! Resizable window wrapper for Egui editor.
-//!
-//!
+
+use egui_baseview::egui::emath::GuiRounding;
+use egui_baseview::egui::{InnerResponse, UiBuilder};
 
 use crate::egui::{pos2, CentralPanel, Context, Id, Rect, Response, Sense, Ui, Vec2};
 use crate::EguiState;
-use egui_baseview::egui::InnerResponse;
 
 /// Adds a corner to the plugin window that can be dragged in order to resize it.
 /// Resizing happens through plugin API, hence a custom implementation is needed.
@@ -36,7 +36,8 @@ impl ResizableWindow {
     ) -> InnerResponse<R> {
         CentralPanel::default().show(context, move |ui| {
             let ui_rect = ui.clip_rect();
-            let mut content_ui = ui.child_ui(ui_rect, *ui.layout());
+            let mut content_ui =
+                ui.new_child(UiBuilder::new().max_rect(ui_rect).layout(*ui.layout()));
 
             let ret = add_contents(&mut content_ui);
 
@@ -69,7 +70,7 @@ pub fn paint_resize_corner(ui: &Ui, response: &Response) {
 
     let painter = ui.painter();
     let rect = response.rect.translate(-Vec2::splat(2.0)); // move away from the corner
-    let cp = painter.round_pos_to_pixels(rect.max);
+    let cp = rect.max.round_to_pixels(painter.pixels_per_point());
 
     let mut w = 2.0;
 

nih_plug_egui/src/widgets/param_slider.rs

@@ -1,5 +1,6 @@
 use std::sync::{Arc, LazyLock};
 
+use egui_baseview::egui::emath::GuiRounding;
 use egui_baseview::egui::{
     self, emath, vec2, Key, Response, Sense, Stroke, TextEdit, TextStyle, Ui, Vec2, Widget,
     WidgetText,
@@ -236,6 +237,7 @@ impl<'a, P: Param> ParamSlider<'a, P> {
                 response.rect,
                 0.0,
                 Stroke::new(1.0, ui.visuals().widgets.active.bg_fill),
+                egui::StrokeKind::Middle,
             );
         }
     }
@@ -291,9 +293,10 @@ impl<'a, P: Param> ParamSlider<'a, P> {
                     let stroke = visuals.bg_stroke;
                     ui.painter().rect(
                         response.rect.expand(visuals.expansion),
-                        visuals.rounding,
+                        visuals.corner_radius,
                         fill,
                         stroke,
+                        egui::StrokeKind::Middle,
                     );
                 }
 
@@ -323,7 +326,7 @@ impl<P: Param> Widget for ParamSlider<'_, P> {
             let height = ui
                 .text_style_height(&TextStyle::Body)
                 .max(ui.spacing().interact_size.y * 0.8);
-            let slider_height = ui.painter().round_to_pixel(height * 0.8);
+            let slider_height = (height * 0.8).round_to_pixels(ui.painter().pixels_per_point());
             let mut response = ui
                 .vertical(|ui| {
                     ui.allocate_space(vec2(slider_width, (height - slider_height) / 2.0));