1 files changed, 110 insertions, 7 deletions

diff --git a/src/mapdata.py b/src/mapdata.py
index 23c6b83..6f71daf 100644
--- a/src/mapdata.py
+++ b/src/mapdata.py
@@ -147,6 +147,108 @@ class KPTileLayer(KPLayer):
 				y += 1
 
 
+@mapfile.dumpable('associate_layer')
+class KPPathTileLayer(KPLayer):
+	__dump_attribs__ = KPLayer.__dump_attribs__ + ('tileset', 'objects', 'doodads', 'associate')
+
+	def _load(self, mapObj, src):
+		self.updateCache()
+
+	def __repr__(self):
+		return "<KPPathTileLayer with %r connected to %r>" % (self.tileset, self.associate)
+
+	def __init__(self, pathnode):
+		KPLayer.__init__(self)
+		self.tileset = KP.map.pathNodeTileset
+		self.objects = []
+		self.doodads = []
+		self.associate = pathnode
+
+		self.cache = ['DUMMY_FLAG']
+		self.updateCache()
+
+		self.icon = KP.icon('LayerTile')
+
+	def associate(self):
+		return self.associate
+
+	def _visibilityChanged(self, value):
+		for obj in self.objects:
+			item = obj.qtItem
+			if item:
+				item.setVisible(value)
+	
+		for obj in self.doodads:
+			item = obj.qtItem
+			if item:
+				item.setVisible(value)
+
+	def setActivated(self, value, listToUse=None):
+		flag1 = QtGui.QGraphicsItem.ItemIsSelectable
+		flag2 = QtGui.QGraphicsItem.ItemIsMovable
+
+		if listToUse is None:
+			listToUse = self.objects + self.doodads
+
+		for obj in listToUse:
+			item = obj.qtItem
+			if item:
+				item.setFlag(flag1, value)
+				item.setFlag(flag2, value)
+
+	def updateCache(self):
+		if len(self.objects) == 0:
+			if len(self.cache) != 0:
+				self.cache = []
+				self.cacheBasePos = (0,0)
+				self.cacheSize = (0,0)
+			return
+
+		x1, x2 = MAP_SIZE_IN_TILES[0] - 1, 0
+		y1, y2 = MAP_SIZE_IN_TILES[1] - 1, 0
+
+		for obj in self.objects:
+			x, y = obj.position
+			w, h = obj.size
+			right, bottom = (x+w-1), (y+h-1)
+
+			if x < x1:
+				x1 = x
+			if y < y1:
+				y1 = y
+			if right > x2:
+				x2 = right
+			if bottom > y2:
+				y2 = bottom
+
+
+		# create the cache
+		# I was going to just resize it, but setting every tile to -1
+		# in Python would probably be slower than creating a new one ...
+		size = (x2 - x1 + 1, y2 - y1 + 1)
+		width, height = size
+
+		cache = [[-1 for i in xrange(width)] for j in xrange(height)]
+		self.cache = cache
+
+		self.cacheBasePos = (x1, y1)
+		self.cacheSize = size
+
+		# now generate the thing
+		for obj in self.objects:
+			oX, oY = obj.position
+			baseX = oX - x1
+			y = oY - y1
+
+			for row in obj.cache:
+				destRow = cache[y]
+				x = baseX
+				for tile in row:
+					destRow[x] = tile
+					x += 1
+				y += 1
+
+
 @mapfile.dumpable('doodad')
 class KPDoodad(object):
 	__dump_attribs__ = ('position', 'size', 'angle', 'animations')
@@ -241,11 +343,6 @@ class KPDoodadLayer(KPLayer):
 				item.setVisible(value)
 
 
-class KPNodeAction(object):
-	def __init__(self):
-		pass
-
-
 @mapfile.dumpable('node')
 class KPNode(object):  
 	__dump_attribs__ = (
@@ -274,7 +371,6 @@ class KPNode(object):
 		return True if (self.level or self.mapChange or len(self.exits) != 2) else False
 
 
-
 @mapfile.dumpable('path')
 class KPPath(object):
 	__dump_attribs__ = ('unlocks', 'secret', 'animation', 'movementSpeed')
@@ -369,7 +465,7 @@ class KPPathLayer(KPLayer):
 
 @mapfile.dumpable('map_root')
 class KPMap(object):
-	__dump_attribs__ = ('layers', 'nextLayerNumber', 'doodadDefinitions')
+	__dump_attribs__ = ('layers', 'nextLayerNumber', 'doodadDefinitions', 'pathNodeTileset')
 
 	def _preload(self, src):
 		# we need this early so we can use the deref methods!
@@ -413,6 +509,13 @@ class KPMap(object):
 
 		self.loadTilesets()
 
+		try:
+			self.pathNodeTileset = self.tilesets.keys()[0]
+		except:
+			# TODO: This should probably error out or something. Seriously.
+			#       It'll ruin the path or object layers if there are NO tilesets.
+			self.pathNodeTileset = ''
+
 
 	# LAYERS
 	class LayerModel(QtCore.QAbstractListModel):