From 72168639865fb75a4c216b1058dc8412d4c81277 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Sun, 24 Jun 2012 23:53:51 +0300
Subject: Add autodetection walkable tiles in maps without client data.

---
 src/localplayer.cpp         | 2 ++
 src/map.cpp                 | 8 +++++++-
 src/map.h                   | 9 +++++++++
 src/resources/mapreader.cpp | 3 +++
 4 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/src/localplayer.cpp b/src/localplayer.cpp
index 69e2572e1..f204164ee 100644
--- a/src/localplayer.cpp
+++ b/src/localplayer.cpp
@@ -4055,6 +4055,8 @@ void LocalPlayer::setRealPos(int x, int y)
         mCrossX = x;
         mCrossY = y;
     }
+    if (mMap && mMap->isCustom())
+        mMap->setWalk(x, y, true);
 }
 void LocalPlayer::fixAttackTarget()
 {
diff --git a/src/map.cpp b/src/map.cpp
index 0530b2702..f252308b6 100644
--- a/src/map.cpp
+++ b/src/map.cpp
@@ -151,7 +151,8 @@ Map::Map(int width, int height, int tileWidth, int tileHeight):
     mDrawScrollX(-1),
     mDrawScrollY(-1),
     mRedrawMap(true),
-    mBeingOpacity(false)
+    mBeingOpacity(false),
+    mCustom(false)
 {
     const int size = mWidth * mHeight;
     for (int i = 0; i < NB_BLOCKTYPES; i++)
@@ -659,6 +660,11 @@ bool Map::getWalk(int x, int y, unsigned char walkmask) const
     return !(mMetaTiles[x + y * mWidth].blockmask & walkmask);
 }
 
+void Map::setWalk(int x, int y, bool walkable)
+{
+    blockTile(x, y, Map::BLOCKTYPE_GROUNDTOP);
+}
+
 bool Map::occupied(int x, int y) const
 {
     const ActorSprites &actors = actorSpriteManager->getAll();
diff --git a/src/map.h b/src/map.h
index 3f9df9f95..44eb63979 100644
--- a/src/map.h
+++ b/src/map.h
@@ -219,6 +219,8 @@ class Map : public Properties, public ConfigListener
                      unsigned char walkmask = BLOCKMASK_WALL | BLOCKMASK_AIR
                      | BLOCKMASK_WATER) const;
 
+        void setWalk(int x, int y, bool walkable);
+
         /**
          * Tells whether a tile is occupied by a being.
          */
@@ -376,6 +378,12 @@ class Map : public Properties, public ConfigListener
         bool empty() const
         { return mLayers.empty(); }
 
+        void setCustom(bool b)
+        { mCustom = b; }
+
+        bool isCustom()
+        { return mCustom; }
+
     protected:
         friend class Actor;
         friend class Minimap;
@@ -483,6 +491,7 @@ class Map : public Properties, public ConfigListener
         int mDrawScrollY;
         bool mRedrawMap;
         bool mBeingOpacity;
+        bool mCustom;
 };
 
 #endif
diff --git a/src/resources/mapreader.cpp b/src/resources/mapreader.cpp
index 57524e953..67959b819 100644
--- a/src/resources/mapreader.cpp
+++ b/src/resources/mapreader.cpp
@@ -795,6 +795,9 @@ Map *MapReader::createEmptyMap(const std::string &filename,
 {
     logger->log("Creating empty map");
     Map *map = new Map(300, 300, 32, 32);
+    map->setProperty("_filename", realFilename);
+    map->setProperty("_realfilename", filename);
+    map->setCustom(true);
     MapLayer *layer = new MapLayer(0, 0, 300, 300, false);
     map->addLayer(layer);
     layer = new MapLayer(0, 0, 300, 300, true);
-- 
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