some editor barebones

src/framework/ui.rs

@@ -126,7 +126,7 @@ impl UI {
 
         let mut ui = imgui.frame();
 
-        scene.debug_overlay_draw(&mut self.components, state, ctx2, &mut ui)?;
+        scene.imgui_draw(&mut self.components, state, ctx2, &mut ui)?;
 
         let draw_data = ui.render();
         render_imgui(ctx2, draw_data)?;

src/scene/editor_scene.rs

@@ -0,0 +1,53 @@
+use imgui::MenuItem;
+
+use crate::framework::ui::Components;
+use crate::scene::title_scene::TitleScene;
+use crate::{Context, GameResult, Scene, SharedGameState};
+
+pub struct EditorScene {}
+
+impl EditorScene {
+    pub fn new() -> Self {
+        EditorScene {}
+    }
+
+    fn exit_editor(&mut self, state: &mut SharedGameState) {
+        state.next_scene = Some(Box::new(TitleScene::new()));
+    }
+}
+
+impl Scene for EditorScene {
+    fn init(&mut self, state: &mut SharedGameState, ctx: &mut Context) -> GameResult {
+        state.sound_manager.play_song(0, &state.constants, &state.settings, ctx)?;
+
+        Ok(())
+    }
+
+    fn draw(&self, _state: &mut SharedGameState, _ctx: &mut Context) -> GameResult {
+        Ok(())
+    }
+
+    fn imgui_draw(
+        &mut self,
+        _game_ui: &mut Components,
+        state: &mut SharedGameState,
+        _ctx: &mut Context,
+        ui: &mut imgui::Ui,
+    ) -> GameResult {
+        if let Some(menu_bar) = ui.begin_main_menu_bar() {
+            if let Some(menu) = ui.begin_menu("File") {
+                MenuItem::new("Open stage").shortcut("Ctrl+O").build(ui);
+                ui.separator();
+
+                if MenuItem::new("Exit editor").build(ui) {
+                    self.exit_editor(state);
+                }
+
+                menu.end();
+            }
+            menu_bar.end();
+        }
+
+        Ok(())
+    }
+}

src/scene/game_scene.rs

@@ -3,7 +3,7 @@ use std::ops::Range;
 use log::info;
 
 use crate::caret::CaretType;
-use crate::common::{interpolate_fix9_scale, Color, Direction, FadeDirection, FadeState, Rect};
+use crate::common::{Color, Direction, FadeDirection, FadeState, interpolate_fix9_scale, Rect};
 use crate::components::boss_life_bar::BossLifeBar;
 use crate::components::credits::Credits;
 use crate::components::draw_common::Alignment;
@@ -15,23 +15,23 @@ use crate::components::stage_select::StageSelect;
 use crate::components::water_renderer::WaterRenderer;
 use crate::entity::GameEntity;
 use crate::frame::{Frame, UpdateTarget};
+use crate::framework::{filesystem, graphics};
 use crate::framework::backend::SpriteBatchCommand;
 use crate::framework::context::Context;
 use crate::framework::error::GameResult;
-use crate::framework::graphics::{draw_rect, BlendMode, FilterMode};
+use crate::framework::graphics::{BlendMode, draw_rect, FilterMode};
 use crate::framework::ui::Components;
-use crate::framework::{filesystem, graphics};
 use crate::input::touch_controls::TouchControlType;
 use crate::inventory::{Inventory, TakeExperienceResult};
 use crate::map::WaterParams;
+use crate::npc::{NPC, NPCLayer};
 use crate::npc::boss::BossNPC;
 use crate::npc::list::NPCList;
-use crate::npc::{NPCLayer, NPC};
+use crate::physics::{OFFSETS, PhysicalEntity};
-use crate::physics::{PhysicalEntity, OFFSETS};
 use crate::player::{Player, TargetPlayer};
 use crate::rng::XorShift;
-use crate::scene::title_scene::TitleScene;
 use crate::scene::Scene;
+use crate::scene::title_scene::TitleScene;
 use crate::scripting::tsc::credit_script::CreditScriptVM;
 use crate::scripting::tsc::text_script::{
     ConfirmSelection, ScriptMode, TextScriptExecutionState, TextScriptLine, TextScriptVM,
@@ -39,8 +39,8 @@ use crate::scripting::tsc::text_script::{
 use crate::shared_game_state::{SharedGameState, TileSize};
 use crate::stage::{BackgroundType, Stage};
 use crate::texture_set::SpriteBatch;
-use crate::weapon::bullet::BulletManager;
 use crate::weapon::{Weapon, WeaponType};
+use crate::weapon::bullet::BulletManager;
 
 pub struct GameScene {
     pub tick: u32,
@@ -2282,7 +2282,7 @@ impl Scene for GameScene {
         Ok(())
     }
 
-    fn debug_overlay_draw(
+    fn imgui_draw(
         &mut self,
         components: &mut Components,
         state: &mut SharedGameState,

src/scene/mod.rs

@@ -8,6 +8,7 @@ pub mod game_scene;
 pub mod loading_scene;
 pub mod no_data_scene;
 pub mod title_scene;
+pub mod editor_scene;
 
 /// Implement this trait on any object that represents an interactive game screen.
 pub trait Scene {
@@ -25,5 +26,5 @@ pub trait Scene {
     fn draw(&self, _state: &mut SharedGameState, _ctx: &mut Context) -> GameResult { Ok(()) }
 
     /// Independent draw meant for debug overlay, that lets you mutate the game state.
-    fn debug_overlay_draw(&mut self, _game_ui: &mut Components, _state: &mut SharedGameState, _ctx: &mut Context, _frame: &mut imgui::Ui) -> GameResult { Ok(()) }
+    fn imgui_draw(&mut self, _game_ui: &mut Components, _state: &mut SharedGameState, _ctx: &mut Context, _frame: &mut imgui::Ui) -> GameResult { Ok(()) }
 }

src/scene/title_scene.rs

@@ -142,6 +142,13 @@ impl Scene for TitleScene {
                 MenuSelectionResult::Selected(2, _) => {
                     self.current_menu = CurrentMenu::OptionMenu;
                 }
+                MenuSelectionResult::Selected(3, _) => {
+                    #[cfg(feature = "editor")]
+                    {
+                        use crate::scene::editor_scene::EditorScene;
+                        state.next_scene = Some(Box::new(EditorScene::new()));
+                    }
+                }
                 MenuSelectionResult::Selected(4, _) => {
                     state.shutdown();
                 }