Add Health component and HUD system

src/components.rs

@@ -20,3 +20,9 @@ pub struct WantsToMove {
     pub entity: Entity,
     pub destination: Point,
 }
+
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub struct Health {
+    pub current: i32,
+    pub max: i32,
+}

src/main.rs

@@ -70,6 +70,8 @@ impl GameState for State {
         ctx.cls();
         ctx.set_active_console(1);
         ctx.cls();
+        ctx.set_active_console(2);
+        ctx.cls();
 
         self.resources.insert(ctx.key);
 
@@ -99,8 +101,10 @@ fn main() -> BError {
         .with_tile_dimensions(32, 32)
         .with_resource_path("resources/")
         .with_font("dungeonfont.png", 32, 32)
+        .with_font("terminal8x8.png", 8, 8)
         .with_simple_console(DISPLAY_WIDTH, DISPLAY_HEIGHT, "dungeonfont.png")
         .with_simple_console_no_bg(DISPLAY_WIDTH, DISPLAY_HEIGHT, "dungeonfont.png")
+        .with_simple_console_no_bg(SCREEN_WIDTH * 2, SCREEN_HEIGHT * 2, "terminal8x8.png")
         .build()?;
 
     main_loop(context, State::new())

src/spawner.rs

@@ -8,6 +8,10 @@ pub fn spawn_player(ecs: &mut World, pos: Point) {
             color: ColorPair::new(WHITE, BLACK),
             glyph: to_cp437('@'),
         },
+        Health {
+            current: 20,
+            max: 20,
+        },
     ));
 }
 

src/systems/mod.rs

@@ -1,6 +1,7 @@
 mod collisions;
 mod end_turn;
 mod entity_render;
+mod hud;
 mod map_render;
 mod movement;
 mod player_input;
@@ -14,6 +15,7 @@ pub fn build_input_scheduler() -> Schedule {
         .flush()
         .add_system(map_render::map_render_system())
         .add_system(entity_render::entity_render_system())
+        .add_system(hud::hud_system())
         .build()
 }
 
@@ -25,6 +27,7 @@ pub fn build_player_scheduler() -> Schedule {
         .flush()
         .add_system(map_render::map_render_system())
         .add_system(entity_render::entity_render_system())
+        .add_system(hud::hud_system())
         .add_system(end_turn::end_turn_system())
         .build()
 }
@@ -37,6 +40,7 @@ pub fn build_monster_scheduler() -> Schedule {
         .flush()
         .add_system(map_render::map_render_system())
         .add_system(entity_render::entity_render_system())
+        .add_system(hud::hud_system())
         .add_system(end_turn::end_turn_system())
         .build()
 }