From f8fa66385de45cecd8c599a9ca9c5ab39a39a377 Mon Sep 17 00:00:00 2001
From: Colin McMillen <colin@semicolin.games>
Date: Wed, 26 Feb 2020 17:43:31 -0500
Subject: [PATCH] Display "Paused" message when paused.

Add a new "Banner" style font for the pause message.

GitOrigin-RevId: 62f9537574351b961d7a2bd74f12e218f1047062
---
 Shared/Scene.cs     | 24 +++++++++++++++++++++++-
 Shared/SneakGame.cs |  3 ++-
 Shared/Textures.cs  |  4 +++-
 3 files changed, 28 insertions(+), 3 deletions(-)

diff --git a/Shared/Scene.cs b/Shared/Scene.cs
index a08fb4f..1bc7bb0 100644
--- a/Shared/Scene.cs
+++ b/Shared/Scene.cs
@@ -45,7 +45,7 @@ namespace SemiColinGames {
       GC.SuppressFinalize(this);
     }
 
-    public void Draw(World world, Player player, LinesOfSight linesOfSight) {
+    public void Draw(World world, Player player, LinesOfSight linesOfSight, bool paused) {
       graphics.SetRenderTarget(null);
       graphics.Clear(backgroundColor);
       if (!Enabled) {
@@ -94,6 +94,28 @@ namespace SemiColinGames {
       // Draw debug rects & lines on top.
       Debug.Draw(graphics, basicEffect);
 
+      // Draw in-world UI on top of everything.
+      // TODO: make a Text.cs file and move things like "black outlined text" there.
+      if (paused) {
+        string text = "Paused";
+        Vector2 size = Textures.BannerFont.MeasureString(text);
+        Vector2 position = new Vector2((camera.Width - size.X) / 2, (camera.Height - size.Y) / 2);
+
+        spriteBatch.Begin(
+            SpriteSortMode.Deferred, null, SamplerState.LinearWrap, null, null, null, null);
+        for (int i = -1; i <= 1; i++) {
+          for (int j = -1; j <= 1; j++) {
+            if (i == 0 && j == 0) {
+              continue;
+            }
+            Vector2 stencilPos = new Vector2(position.X + i, position.Y + j);
+            spriteBatch.DrawString(Textures.BannerFont, text, stencilPos, Color.Black);
+          }
+        }
+        spriteBatch.DrawString(Textures.BannerFont, text, position, Color.White);
+        spriteBatch.End();
+      }
+
       // Get ready to draw sceneTarget to screen.
       graphics.SetRenderTarget(null);
 
diff --git a/Shared/SneakGame.cs b/Shared/SneakGame.cs
index 8273113..d42c56c 100644
--- a/Shared/SneakGame.cs
+++ b/Shared/SneakGame.cs
@@ -133,6 +133,7 @@ namespace SemiColinGames {
       drawTimer.Start();
 
       // Enable the scene after we've gotten enough non-slow frames.
+      // TODO: the Scene should handle this, really.
       if (framesToSuppress > 0 && !gameTime.IsRunningSlowly) {
         framesToSuppress--;
         if (framesToSuppress == 0) {
@@ -151,7 +152,7 @@ namespace SemiColinGames {
 
       Debug.SetFpsText(fpsText);
 
-      scene.Draw(world, player, linesOfSight);
+      scene.Draw(world, player, linesOfSight, paused);
 
       base.Draw(gameTime);
       drawTimer.Stop();
diff --git a/Shared/Textures.cs b/Shared/Textures.cs
index 08494b1..77806d4 100644
--- a/Shared/Textures.cs
+++ b/Shared/Textures.cs
@@ -31,6 +31,7 @@ namespace SemiColinGames {
   class Textures {
 
     public static SpriteFont DebugFont;
+    public static SpriteFont BannerFont;
 
     public static TextureRef Player = new TextureRef("sprites/ccg/ninja_female");
 
@@ -54,7 +55,8 @@ namespace SemiColinGames {
     public static TextureRef Village = new TextureRef("tiles/anokolisa/village");
 
     public static void Load(ContentManager content) {
-      DebugFont = content.Load<SpriteFont>("font");
+      DebugFont = content.Load<SpriteFont>("fonts/debug");
+      BannerFont = content.Load<SpriteFont>("fonts/banner");
       TextureRef.LoadAll(content);
     }
   }