Initial pause menu

src/menu/mod.rs

@@ -6,6 +6,7 @@ use crate::framework::error::GameResult;
 use crate::input::combined_menu_controller::CombinedMenuController;
 use crate::shared_game_state::SharedGameState;
 
+pub mod pause_menu;
 pub mod settings_menu;
 
 pub struct MenuSaveInfo {}
@@ -382,7 +383,10 @@ impl Menu {
             y += entry.height() as f32;
 
             match entry {
-                MenuEntry::Active(_) | MenuEntry::Toggle(_, _) | MenuEntry::Options(_, _, _) | MenuEntry::DescriptiveOptions(_, _, _, _)
+                MenuEntry::Active(_)
+                | MenuEntry::Toggle(_, _)
+                | MenuEntry::Options(_, _, _)
+                | MenuEntry::DescriptiveOptions(_, _, _, _)
                     if (self.selected == idx && controller.trigger_ok())
                         || state.touch_controls.consume_click_in(entry_bounds) =>
                 {

src/menu/pause_menu.rs

@@ -0,0 +1,140 @@
+use crate::framework::context::Context;
+use crate::framework::error::GameResult;
+use crate::input::combined_menu_controller::CombinedMenuController;
+use crate::menu::MenuEntry;
+use crate::menu::{Menu, MenuSelectionResult};
+use crate::scene::title_scene::TitleScene;
+use crate::shared_game_state::SharedGameState;
+
+use super::settings_menu::SettingsMenu;
+
+#[derive(PartialEq, Eq, Copy, Clone)]
+#[repr(u8)]
+#[allow(unused)]
+enum CurrentMenu {
+    PauseMenu,
+    OptionsMenu,
+}
+
+pub struct PauseMenu {
+    is_paused: bool,
+    current_menu: CurrentMenu,
+    option_menu: SettingsMenu,
+    controller: CombinedMenuController,
+    pause_menu: Menu,
+    tick: u32,
+}
+
+impl PauseMenu {
+    pub fn new() -> PauseMenu {
+        let main = Menu::new(0, 0, 75, 0);
+
+        PauseMenu {
+            is_paused: false,
+            current_menu: CurrentMenu::PauseMenu,
+            option_menu: SettingsMenu::new(),
+            controller: CombinedMenuController::new(),
+            pause_menu: main,
+            tick: 0,
+        }
+    }
+
+    pub fn init(&mut self, state: &mut SharedGameState, ctx: &mut Context) -> GameResult {
+        self.controller.add(state.settings.create_player1_controller());
+        self.controller.add(state.settings.create_player2_controller());
+
+        self.pause_menu.push_entry(MenuEntry::Active("Resume".to_owned()));
+        self.pause_menu.push_entry(MenuEntry::Active("Retry".to_owned()));
+        self.pause_menu.push_entry(MenuEntry::Active("Options".to_owned()));
+        self.pause_menu.push_entry(MenuEntry::Active("Main Menu".to_owned()));
+        self.pause_menu.push_entry(MenuEntry::Disabled(" --- ".to_owned()));
+        self.pause_menu.push_entry(MenuEntry::Active("Quit".to_owned()));
+
+        self.update_sizes(state);
+
+        self.option_menu.init(state, ctx)?;
+
+        self.controller.update(state, ctx)?;
+        self.controller.update_trigger();
+
+        Ok(())
+    }
+
+    fn update_sizes(&mut self, state: &SharedGameState) {
+        self.pause_menu.update_height();
+        self.pause_menu.x = ((state.canvas_size.0 - self.pause_menu.width as f32) / 2.0).floor() as isize;
+        self.pause_menu.y = ((state.canvas_size.1 - self.pause_menu.height as f32) / 2.0).floor() as isize;
+    }
+
+    pub fn pause(&mut self) {
+        self.is_paused = true;
+    }
+
+    pub fn is_paused(&mut self) -> bool {
+        self.is_paused
+    }
+
+    pub fn tick(&mut self, state: &mut SharedGameState, ctx: &mut Context) -> GameResult {
+        self.update_sizes(state);
+
+        self.controller.update(state, ctx)?;
+        self.controller.update_trigger();
+
+        self.is_paused = true;
+
+        match self.current_menu {
+            CurrentMenu::PauseMenu => match self.pause_menu.tick(&mut self.controller, state) {
+                MenuSelectionResult::Selected(0, _) | MenuSelectionResult::Canceled => {
+                    // double tap prevention
+                    if self.tick >= 3 {
+                        self.tick = 0;
+                        self.is_paused = false;
+                    }
+                }
+                MenuSelectionResult::Selected(1, _) => {
+                    state.load_or_start_game(ctx)?;
+                }
+                MenuSelectionResult::Selected(2, _) => {
+                    self.current_menu = CurrentMenu::OptionsMenu;
+                }
+                MenuSelectionResult::Selected(3, _) => {
+                    state.next_scene = Some(Box::new(TitleScene::new()));
+                }
+                MenuSelectionResult::Selected(5, _) => {
+                    state.shutdown();
+                }
+                _ => (),
+            },
+            CurrentMenu::OptionsMenu => {
+                let cm = &mut self.current_menu;
+                self.option_menu.tick(
+                    &mut || {
+                        *cm = CurrentMenu::PauseMenu;
+                    },
+                    &mut self.controller,
+                    state,
+                    ctx,
+                )?;
+            }
+        }
+
+        self.tick += 1;
+
+        Ok(())
+    }
+
+    pub fn draw(&self, state: &mut SharedGameState, ctx: &mut Context) -> GameResult {
+        if self.is_paused {
+            match self.current_menu {
+                CurrentMenu::PauseMenu => {
+                    self.pause_menu.draw(state, ctx)?;
+                }
+                CurrentMenu::OptionsMenu => {
+                    self.option_menu.draw(state, ctx)?;
+                }
+            }
+        }
+
+        Ok(())
+    }
+}

src/scene/game_scene.rs

@@ -32,6 +32,7 @@ use crate::framework::{filesystem, graphics};
 use crate::input::touch_controls::TouchControlType;
 use crate::inventory::{Inventory, TakeExperienceResult};
 use crate::map::WaterParams;
+use crate::menu::pause_menu::PauseMenu;
 use crate::npc::boss::BossNPC;
 use crate::npc::list::NPCList;
 use crate::npc::{NPCLayer, NPC};
@@ -78,6 +79,7 @@ pub struct GameScene {
     pub bullet_manager: BulletManager,
     pub lighting_mode: LightingMode,
     pub intro_mode: bool,
+    pub pause_menu: PauseMenu,
     pub stage_textures: Rc<RefCell<StageTexturePaths>>,
     map_name_counter: u16,
     skip_counter: u16,
@@ -153,6 +155,7 @@ impl GameScene {
             bullet_manager: BulletManager::new(),
             lighting_mode: LightingMode::None,
             intro_mode: false,
+            pause_menu: PauseMenu::new(),
             stage_textures,
             map_name_counter: 0,
             skip_counter: 0,
@@ -1566,6 +1569,8 @@ impl Scene for GameScene {
             _ => LightingMode::None,
         };
 
+        self.pause_menu.init(state, ctx)?;
+
         Ok(())
     }
 
@@ -1594,6 +1599,15 @@ impl Scene for GameScene {
             }
         }
 
+        if self.player1.controller.trigger_menu_pause() {
+            self.pause_menu.pause();
+        }
+
+        if self.pause_menu.is_paused() {
+            self.pause_menu.tick(state, ctx)?;
+            return Ok(());
+        }
+
         match state.textscript_vm.state {
             TextScriptExecutionState::Running(_, _)
             | TextScriptExecutionState::WaitTicks(_, _, _)
@@ -1891,6 +1905,8 @@ impl Scene for GameScene {
             self.draw_debug_outlines(state, ctx)?;
         }
 
+        self.pause_menu.draw(state, ctx)?;
+
         //draw_number(state.canvas_size.0 - 8.0, 8.0, timer::fps(ctx) as usize, Alignment::Right, state, ctx)?;
         Ok(())
     }