editor styling

plugins/dfpworm/src/dfpwm.rs

@@ -1,7 +1,7 @@
-pub const DEFAULT_RESPONSE_INCREASE: f32 = 7.0 / 127.0;
+pub const DEFAULT_RESPONSE_INCREASE: f32 = 7.0 / 128.0;
 pub const DEFAULT_RESPONSE_DECREASE: f32 = 20.0 / 128.0;
 
-const NUDGE: f32 = 1.0 / 128.0;
+pub const NUDGE: f32 = 1.0 / 128.0;
 
 pub struct Context {
     pub response_increase: f32,

plugins/dfpworm/src/editor.rs

@@ -1,4 +1,6 @@
 use nih_plug::editor::Editor;
+use nih_plug_vizia::vizia::image::DynamicImage;
+use nih_plug_vizia::vizia::image::codecs::png::PngDecoder;
 use nih_plug_vizia::vizia::prelude::*;
 use nih_plug_vizia::{ViziaState, assets, create_vizia_editor, widgets::*};
 use std::sync::Arc;
@@ -13,7 +15,7 @@ struct Data {
 impl Model for Data {}
 
 pub(crate) fn default_state() -> Arc<ViziaState> {
-    ViziaState::new(|| (200, 150))
+    ViziaState::new(|| (216, 240))
 }
 
 pub(crate) fn create(
@@ -24,35 +26,64 @@ pub(crate) fn create(
         editor_state,
         nih_plug_vizia::ViziaTheming::Custom,
         move |cx, _| {
-            assets::register_noto_sans_light(cx);
-            assets::register_noto_sans_thin(cx);
+            assets::register_noto_sans_bold(cx);
 
             Data {
                 params: params.clone(),
             }
             .build(cx);
 
+            // load images
+            // TODO: find out if this should be moved out of this function for perf reasons?
+            load_image(cx, "logo", &include_bytes!("resources/logo.png")[..]);
+            load_image(
+                cx,
+                "background",
+                &include_bytes!("resources/background.png")[..],
+            );
+            load_image(
+                cx,
+                "aggression",
+                &include_bytes!("resources/aggression.png")[..],
+            );
+            load_image(
+                cx,
+                "relaxation",
+                &include_bytes!("resources/relaxation.png")[..],
+            );
+
+            // apply stylesheet
+            cx.add_stylesheet(include_str!("resources/style.css"))
+                .expect("Failed to load stylesheet.");
+
+            // build the ui
             VStack::new(cx, |cx| {
-                Label::new(cx, "Dirty Frying Pan Worm")
-                    .font_family(vec![FamilyOwned::Name(String::from(assets::NOTO_SANS))])
-                    .font_weight(FontWeightKeyword::Thin)
-                    .font_size(30.0)
-                    .height(Pixels(60.0))
-                    .text_align(TextAlign::Center)
-                    .child_top(Stretch(1.0))
-                    .child_bottom(Pixels(0.0));
+                Element::new(cx).class("logo");
 
                 // response increase
-                Label::new(cx, "Aggression");
-                ParamSlider::new(cx, Data::params, |params| &params.response_increase);
+                Element::new(cx)
+                    .class("param-header")
+                    .background_image(vec![BackgroundImage::from("url('aggression')")]);
+                ParamSlider::new(cx, Data::params, |params| &params.response_increase)
+                    .class("param-slider");
 
                 // response decrease
-                Label::new(cx, "Regression").top(Pixels(10.0));
-                ParamSlider::new(cx, Data::params, |params| &params.response_decrease);
+                Element::new(cx)
+                    .class("param-header")
+                    .background_image(vec![BackgroundImage::from("url('relaxation')")]);
+                ParamSlider::new(cx, Data::params, |params| &params.response_decrease)
+                    .class("param-slider");
             })
-            .row_between(Pixels(0.0))
-            .child_left(Stretch(1.0))
-            .child_right(Stretch(1.0));
+            .class("root");
         },
     )
 }
+
+fn load_image(cx: &mut Context, name: &str, data: &[u8]) {
+    cx.load_image(
+        name,
+        DynamicImage::from_decoder(PngDecoder::new(data).expect("Failed to load image."))
+            .expect("Failed to load image."),
+        ImageRetentionPolicy::Forever,
+    );
+}

plugins/dfpworm/src/lib.rs

@@ -44,17 +44,32 @@ impl Default for WormParams {
                 "Response Increase",
                 dfpwm::DEFAULT_RESPONSE_INCREASE,
                 FloatRange::Linear { min: 0.0, max: 1.0 },
-            ),
+            )
+            .with_step_size(dfpwm::NUDGE)
+            .with_value_to_string(v2s_f32_scaled_int(dfpwm::NUDGE))
+            .with_string_to_value(s2v_f32_scaled_int(dfpwm::NUDGE)),
 
             response_decrease: FloatParam::new(
                 "Response Decrease",
                 dfpwm::DEFAULT_RESPONSE_DECREASE,
                 FloatRange::Linear { min: 0.0, max: 1.0 },
-            ),
+            )
+            .with_step_size(dfpwm::NUDGE)
+            .with_value_to_string(v2s_f32_scaled_int(dfpwm::NUDGE))
+            .with_string_to_value(s2v_f32_scaled_int(dfpwm::NUDGE)),
         }
     }
 }
 
+fn v2s_f32_scaled_int(step: f32) -> Arc<dyn Fn(f32) -> String + Send + Sync> {
+    let scale = step.recip();
+    Arc::new(move |value| format!("{}", (value * scale).floor()))
+}
+
+pub fn s2v_f32_scaled_int(step: f32) -> Arc<dyn Fn(&str) -> Option<f32> + Send + Sync> {
+    Arc::new(move |string| string.parse().ok().map(|x: f32| x * step))
+}
+
 impl Plugin for Worm {
     const NAME: &'static str = "Dirty Frying Pan Worm";
 

plugins/dfpworm/src/resources/style.css

@@ -0,0 +1,31 @@
+.root {
+  background-image: url("background");
+}
+
+.logo {
+  background-image: url("logo");
+  width: 200px;
+  height: 64px;
+  top: 8px;
+  left: 1s;
+  right: 1s;
+}
+
+.param-header {
+  width: 160px;
+  height: 32px;
+  top: 12px;
+  left: 1s;
+  right: 1s;
+}
+
+.param-slider {
+  width: 180px;
+  left: 1s;
+  right: 1s;
+}
+
+.param-slider .value {
+  color: #22dd5f;
+  font-weight: bold;
+}