[gnome-nibbles/arnaudb/use-uint8: 31/33] Use uint8 even more.

[Arnaud B. <arnaudb src gnome org>]

commit d415332863d585c3b2ffc118ff24fb2ec3107651
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Fri Jul 3 01:24:23 2020 +0200

    Use uint8 even more.

 src/nibbles-game.vala |  4 ++--
 src/scoreboard.vala   | 12 ++++++------
 src/worm.vala         | 17 ++++++++++-------
 3 files changed, 18 insertions(+), 15 deletions(-)
---
diff --git a/src/nibbles-game.vala b/src/nibbles-game.vala
index caa2237..ca94e4c 100644
--- a/src/nibbles-game.vala
+++ b/src/nibbles-game.vala
@@ -659,9 +659,9 @@ private class NibblesGame : Object
         {
             if (worm.lives > 0)
                 worms_left += 1;
-            else if (worm.is_human && worm.lives <= 0)
+            else if (worm.is_human && worm.lives == 0)
                 return GameStatus.GAMEOVER;
-            else if (numhumans == 0 && worm.lives <= 0)
+            else if (numhumans == 0 && worm.lives == 0)
                 return GameStatus.GAMEOVER;
         }
 
diff --git a/src/scoreboard.vala b/src/scoreboard.vala
index f5e9640..d34f042 100644
--- a/src/scoreboard.vala
+++ b/src/scoreboard.vala
@@ -65,12 +65,12 @@ private class PlayerScoreBox : Box
 
     private Gee.LinkedList<Image> life_images = new Gee.LinkedList<Image> ();
 
-    internal PlayerScoreBox (string name, Pango.Color color, int score, int lives_left, Gdk.Pixbuf 
life_pixbuf)
+    internal PlayerScoreBox (string name, Pango.Color color, int score, uint8 lives_left, Gdk.Pixbuf 
life_pixbuf)
     {
         name_label.set_markup ("<span color=\"" + color.to_string () + "\">" + name + "</span>");
         score_label.set_label (score.to_string ());
 
-        for (int i = 0; i < Worm.MAX_LIVES; i++)
+        for (uint8 i = 0; i < Worm.MAX_LIVES; i++)
         {
             var life = new Image.from_pixbuf (life_pixbuf);
             life.show ();
@@ -83,7 +83,7 @@ private class PlayerScoreBox : Box
         }
     }
 
-    internal void update (int score, int lives_left)
+    internal void update (int score, uint8 lives_left)
     {
         update_score (score);
         update_lives (lives_left);
@@ -94,14 +94,14 @@ private class PlayerScoreBox : Box
         score_label.set_label (score.to_string ());
     }
 
-    internal void update_lives (int lives_left)
+    internal void update_lives (uint8 lives_left)
     {
         /* Remove lost lives - if any */
-        for (int i = life_images.size - 1; i >= lives_left; i--)
+        for (uint8 i = (uint8) life_images.size - 1; i >= lives_left; i--)
             life_images[i].set_opacity (0);
 
         /* Add new lives - if any */
-        for (int i = 0; i < lives_left; i++)
+        for (uint8 i = 0; i < lives_left; i++)
             life_images[i].set_opacity (1);
     }
 }
diff --git a/src/worm.vala b/src/worm.vala
index b9df10e..708d37d 100644
--- a/src/worm.vala
+++ b/src/worm.vala
@@ -119,8 +119,8 @@ private class WormProperties : Object
 private class Worm : Object
 {
     private const int STARTING_LENGTH = 5;
-    internal const int STARTING_LIVES = 6;
-    internal const int MAX_LIVES = 12;
+    internal const uint8 STARTING_LIVES = 6;
+    internal const uint8 MAX_LIVES = 12;
 
     internal const int GROW_FACTOR = 4;
 
@@ -134,9 +134,9 @@ private class Worm : Object
     internal bool is_materialized { internal get; private set; default = true; }
     private int rounds_dematerialized;
 
-    internal int lives  { internal get; internal set; default = STARTING_LIVES; }
-    internal int change { internal get; internal set; default = 0; }
-    internal int score  { internal get; internal set; default = 0; }
+    internal uint8 lives    { internal get; internal set; default = STARTING_LIVES; }
+    internal int change     { internal get; internal set; default = 0; }
+    internal int score      { internal get; internal set; default = 0; }
 
     internal int length
     {
@@ -348,6 +348,9 @@ private class Worm : Object
 
     private inline void lose_life ()
     {
+        if (lives == 0)
+            return;
+
         lives--;
     }
 
@@ -412,7 +415,7 @@ private class Worm : Object
 
     internal bool handle_keypress (uint keyval, Gee.HashMap<Worm, WormProperties> worm_props)
     {
-        if (lives <= 0 || is_stopped)
+        if (lives == 0 || is_stopped)
             return false;
 
         WormProperties properties;
@@ -713,7 +716,7 @@ private class Worm : Object
         /* Make sure we are at least avoiding walls.
          * Mostly other snakes should avoid our head.
          */
-        for (int dir = 1; dir <= 4; dir++)
+        for (uint8 dir = 1; dir <= 4; dir++)
         {
             if (opposite == (WormDirection) dir)
                 continue;