Added coordinates and cell count debug info

life/src/main.rs

@@ -12,7 +12,14 @@
 #![allow(dead_code)]
 
 use bevy::{
-    feathers::{containers::*, theme::ThemeProps},
+    feathers::{
+        constants::{fonts, size},
+        containers::*,
+        font_styles::InheritableFont,
+        theme::{InheritableThemeTextColor, ThemeProps},
+        tokens,
+    },
+    text::FontWeight,
     ui::{Checked, InteractionDisabled},
     ui_widgets::{
         ActivateOnPress, Checkbox, SliderPrecision, SliderStep, ValueChange, checkbox_self_update,
@@ -77,6 +84,8 @@ fn main() {
                 reassign_cell_pitch.run_if(resource_changed::<PitchMap>),
                 update_audio,
                 update_material,
+                update_debug_info_cell_count,
+                update_debug_info_coordinates,
             ),
         )
         .add_systems(Update, cell_lifecycle.run_if(on_message::<Lifecycle>))
@@ -87,6 +96,14 @@ fn main() {
 
 const SCALE: f32 = 100.0;
 
+#[derive(Component, PartialEq, Clone, Default)]
+enum DebugInfo {
+    CellCount,
+    Coordinates,
+    #[default]
+    Empty,
+}
+
 #[derive(States, Debug, Default, Hash, PartialEq, Eq, Clone, Component, FromTemplate)]
 enum AudioPlayback {
     #[default]
@@ -189,7 +206,102 @@ fn update_pitch_map_resource_ui(
     });
 }
 
+fn text_setup() -> impl Scene {
+    bsn! {
+        // Feathers propagates text styles only through entities that themselves have
+        // ThemedText, so a body holding loose text must carry these itself.
+        InheritableThemeTextColor(tokens::TEXT_MAIN)
+        InheritableFont {
+            font: fonts::REGULAR,
+            font_size: size::MEDIUM_FONT,
+            weight: FontWeight::NORMAL,
+        }
+    }
+}
+
 fn the_ui() -> impl Scene {
+    bsn! {
+        Node {
+            width: Val::Percent(100.0),
+            top: Val::Px(0.0),
+            left: Val::Px(0.0),
+            display: Display::Flex,
+            flex_direction: FlexDirection::Row,
+            justify_content: JustifyContent::SpaceBetween,
+        }
+        Transform
+        Children [
+            primary_ui(),
+            debug_ui(),
+        ]
+    }
+}
+
+fn debug_ui() -> impl Scene {
+    bsn! {
+        Node {
+            justify_self: JustifySelf::End,
+            display: Display::Flex,
+            flex_direction: FlexDirection::Column,
+        }
+        // TODO: Toggle visibility when debugging disabled
+        pane()
+        Transform
+        Children [
+            pane_header()
+            Children [
+                Text("Debug Info") ThemedText,
+            ],
+            pane_body()
+            Children [
+                subpane()
+                Node {
+                    display: Display::Flex,
+                    flex_direction: FlexDirection::Row,
+                }
+                Children [
+                    subpane_header() Children [
+                        Text("Cell Count") ThemedText
+                    ]
+                    subpane_body()
+                    Node {
+                        display: Display::Flex,
+                        flex_direction: FlexDirection::Row,
+                        align_items: AlignItems::Stretch,
+                        justify_content: JustifyContent::Start,
+                    }
+                    text_setup()
+                    Children [
+                        Text("###") ThemedText template_value(DebugInfo::CellCount)
+                    ]
+                ],
+                subpane()
+                Node {
+                    display: Display::Flex,
+                    flex_direction: FlexDirection::Row,
+                }
+                Children [
+                    subpane_header() Children [
+                        Text("Coordinates") ThemedText
+                    ]
+                    subpane_body()
+                    Node {
+                        display: Display::Flex,
+                        flex_direction: FlexDirection::Row,
+                        align_items: AlignItems::Stretch,
+                        justify_content: JustifyContent::Start,
+                    }
+                    text_setup()
+                    Children [
+                        Text("##,##") ThemedText template_value(DebugInfo::Coordinates)
+                    ]
+                ]
+            ]
+        ]
+    }
+}
+
+fn primary_ui() -> impl Scene {
     fn toggle_note(
         change: On<ValueChange<bool>>,
         notes: Query<&Note, With<Checkbox>>,
@@ -205,12 +317,9 @@ fn the_ui() -> impl Scene {
 
     bsn! {
         Node {
-            top: Val::Px(0.0),
-            left: Val::Px(0.0),
             display: Display::Flex,
             flex_direction: FlexDirection::Column,
             justify_content: JustifyContent::Start,
-
         }
         Transform
         pane()
@@ -1084,3 +1193,22 @@ fn update_audio(
         commands.entity(e).insert(AudioPlayer(h));
     });
 }
+
+fn update_debug_info_cell_count(query: Query<&Cell>, mut text: Query<(&DebugInfo, &mut Text)>) {
+    text.iter_mut()
+        .filter(|(di, _)| **di == DebugInfo::CellCount)
+        .for_each(|(_, mut t)| {
+            *t = Text::new(format!("{}", query.count()));
+        });
+}
+
+fn update_debug_info_coordinates(
+    coordinates: Res<NextCoordinates>,
+    mut text: Query<(&DebugInfo, &mut Text)>,
+) {
+    text.iter_mut()
+        .filter(|(di, _)| **di == DebugInfo::Coordinates)
+        .for_each(|(_, mut t)| {
+            *t = Text::new(format!("{},{}", coordinates.0.x, coordinates.0.y));
+        });
+}