From 8d4dc1c28ee54f67c155b6759cf5776a917904ff Mon Sep 17 00:00:00 2001
From: Philipp Sehmisch <tmw@crushnet.org>
Date: Sun, 30 Dec 2007 00:02:14 +0000
Subject: Added a key for targeting the nearest player character based on
 patches by Trinexx. Some mapping fixes at snake dungeon map.

---
 src/beingmanager.cpp   | 27 +++++++++++++++++++++++++++
 src/beingmanager.h     |  9 +++++++++
 src/game.cpp           | 13 +++++++++++++
 src/keyboardconfig.cpp |  1 +
 src/keyboardconfig.h   |  1 +
 5 files changed, 51 insertions(+)

(limited to 'src')

diff --git a/src/beingmanager.cpp b/src/beingmanager.cpp
index f35a305d..daceca5e 100644
--- a/src/beingmanager.cpp
+++ b/src/beingmanager.cpp
@@ -188,3 +188,30 @@ Being* BeingManager::findNearestLivingBeing(Uint16 x, Uint16 y, int maxdist,
 
     return (maxdist >= dist) ? closestBeing : NULL;
 }
+
+Being* BeingManager::findNearestLivingBeing(Being *aroundBeing, int maxdist,
+                                            Being::Type type)
+{
+    Being *closestBeing = NULL;
+    int dist = 0;
+    int x = aroundBeing->mX;
+    int y = aroundBeing->mY;
+
+    for (BeingIterator i = mBeings.begin(); i != mBeings.end(); i++)
+    {
+        Being *being = (*i);
+        int d = abs(being->mX - x) + abs(being->mY - y);
+
+        if ((being->getType() == type || type == Being::UNKNOWN)
+                && (d < dist || closestBeing == NULL)   // it is closer
+                && being->mAction != Being::DEAD        // no dead beings
+                && being != aroundBeing
+           )
+        {
+            dist = d;
+            closestBeing = being;
+        }
+    }
+
+    return (maxdist >= dist) ? closestBeing : NULL;
+}
diff --git a/src/beingmanager.h b/src/beingmanager.h
index 152fb640..a9d0db35 100644
--- a/src/beingmanager.h
+++ b/src/beingmanager.h
@@ -77,6 +77,15 @@ class BeingManager
         Being* findNearestLivingBeing(Uint16 x, Uint16 y, int maxdist,
                                       Being::Type type = Being::UNKNOWN);
 
+        /**
+         * Return a being nearest to another being.
+         *
+         * \param maxdist maximal distance. If minimal distance is larger,
+         *                no being is returned
+         */
+        Being* findNearestLivingBeing(Being *aroundBeing, int maxdist,
+                                      Being::Type type = Being::UNKNOWN);
+
         /**
          * Returns the whole list of beings
          */
diff --git a/src/game.cpp b/src/game.cpp
index b3fa6f07..52d70bc0 100644
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -770,6 +770,19 @@ void Game::handleInput()
             player_node->attack(target, newTarget);
         }
 
+        // Target the nearest player if 'q' is pressed
+        if ( keyboard.isKeyActive(keyboard.KEY_TARGET_PLAYER) )
+        //if (keys[SDLK_q])
+        {
+            Being *target =
+                beingManager->findNearestLivingBeing(player_node, 20, Being::PLAYER);
+
+            if (target)
+            {
+                player_node->setTarget(target);
+            }
+        }
+
         // Target the nearest monster if 'a' pressed
         if ( keyboard.isKeyActive(keyboard.KEY_TARGET_CLOSEST) )
         //if (keys[SDLK_a])
diff --git a/src/keyboardconfig.cpp b/src/keyboardconfig.cpp
index 271961c8..a959e244 100644
--- a/src/keyboardconfig.cpp
+++ b/src/keyboardconfig.cpp
@@ -45,6 +45,7 @@ static KeyData const keyData[KeyboardConfig::KEY_TOTAL] = {
     {"keyAttack", SDLK_LCTRL, "Attack"},
     {"keyTarget", SDLK_LSHIFT, "Target"},
     {"keyTargetClosest", SDLK_a, "Target Closest"},
+    {"keyTargetPlayer", SDLK_q, "Target Player"},
     {"keyPickup", SDLK_z, "Pickup"},
     {"keyHideWindows", SDLK_h, "Hide Windows"},
     {"keyBeingSit", SDLK_s, "Sit"},
diff --git a/src/keyboardconfig.h b/src/keyboardconfig.h
index 46394fa5..53a5c96d 100644
--- a/src/keyboardconfig.h
+++ b/src/keyboardconfig.h
@@ -153,6 +153,7 @@ class KeyboardConfig
             KEY_ATTACK,
             KEY_TARGET,
             KEY_TARGET_CLOSEST,
+            KEY_TARGET_PLAYER,
             KEY_PICKUP,
             KEY_HIDE_WINDOWS,
             KEY_SIT,
-- 
cgit v1.2.3-70-g09d2