Show MP bar below HP bar

Adds a light blue bar for MP below player's HP bar. It shows only if M.Atk is above 0.

I didn't add a checkbox to the settings to disable this, let me know if I should.


Squashed with:
* Sneak in another TODO

* Sneak in a TODO

****
mana/plus!68
Co-authored-by: Fedja Beader <fedja@protonmail.ch>

1 files changed, 31 insertions, 4 deletions

diff --git a/src/being/being.cpp b/src/being/being.cpp
index 1a9ce201f..75c9651d5 100644
--- a/src/being/being.cpp
+++ b/src/being/being.cpp
@@ -3999,16 +3999,40 @@ void Being::drawPlayerSpriteAt(Graphics *restrict const graphics,
         localPlayer == this &&
         mAction != BeingAction::DEAD)
     {
+        int barX = x - 50 + mapTileSize / 2 + mInfo->getHpBarOffsetX();
+        int barY = y + mapTileSize - 6 + mInfo->getHpBarOffsetY();
+        const int barW = 2 * 50;
+        const int barH = 4;
+
+        const bool drawMpBar =
+            PlayerInfo::getStatEffective(Attributes::PLAYER_MATK) > 0;
+        if (drawMpBar)
+            barY -= 3;
+
         drawHpBar(graphics,
             PlayerInfo::getAttribute(Attributes::PLAYER_MAX_HP),
             PlayerInfo::getAttribute(Attributes::PLAYER_HP),
             0,
             UserColorId::PLAYER_HP_FG,
             UserColorId::PLAYER_HP_BG,
-            x - 50 + mapTileSize / 2 + mInfo->getHpBarOffsetX(),
-            y + mapTileSize - 6 + mInfo->getHpBarOffsetY(),
-            2 * 50,
-            4);
+            barX,
+            barY,
+            barW,
+            barH);
+
+        if (drawMpBar)
+        {
+            drawHpBar(graphics,
+                PlayerInfo::getAttribute(Attributes::PLAYER_MAX_MP),
+                PlayerInfo::getAttribute(Attributes::PLAYER_MP),
+                0,
+                UserColorId::PLAYER_MP_FG,
+                UserColorId::PLAYER_MP_BG,
+                barX,
+                barY + barH + 1,
+                barW,
+                barH);
+        }
     }
 }
 
@@ -4281,6 +4305,7 @@ void Being::drawPortalSpriteAt(Graphics *restrict const graphics,
     CompoundSprite::drawSimple(graphics, x, y);
 }
 
+// TODO: Additionally used for drawing the MP/SP bar
 void Being::drawHpBar(Graphics *restrict const graphics,
                       const int maxHP,
                       const int hp,
@@ -4317,6 +4342,8 @@ void Being::drawHpBar(Graphics *restrict const graphics,
     const int dx = static_cast<int>(static_cast<float>(width) / p);
 
 #ifdef TMWA_SUPPORT
+    // TODO: this is support for pre-2015 TMWAthena, remove in 2025?
+    // See mana/plus!68.
     if (!serverFeatures->haveServerHp())
     {   // old servers
         if ((damage == 0 && (this != localPlayer || hp == maxHP))