From 982998939f668571fbb33df759828119b7e6c473 Mon Sep 17 00:00:00 2001
From: Colin Noga <Tempus@Spectrum-Song.local>
Date: Wed, 30 Nov 2011 00:07:26 -0600
Subject: Tileset loading and reloading

---
 Resources/Test3.arc | Bin 1053536 -> 0 bytes
 Tilesets/Test3.arc  | Bin 0 -> 1053536 bytes
 src/mapdata.py      |  49 ++++++++++++++++++++++++++++++++++++++-----------
 src/ui.py           |   5 ++++-
 4 files changed, 42 insertions(+), 12 deletions(-)
 delete mode 100644 Resources/Test3.arc
 create mode 100644 Tilesets/Test3.arc

diff --git a/Resources/Test3.arc b/Resources/Test3.arc
deleted file mode 100644
index f45d7e2..0000000
Binary files a/Resources/Test3.arc and /dev/null differ
diff --git a/Tilesets/Test3.arc b/Tilesets/Test3.arc
new file mode 100644
index 0000000..f45d7e2
Binary files /dev/null and b/Tilesets/Test3.arc differ
diff --git a/src/mapdata.py b/src/mapdata.py
index 0a636f7..0866815 100644
--- a/src/mapdata.py
+++ b/src/mapdata.py
@@ -249,13 +249,7 @@ class KPMap(object):
 		self.tilesets = {}
 		self.loadedTilesets = {}
 
-		# TESTING CRAP
-		import os.path
-		if os.path.exists('/Users/Tempus'):
-			self.tilesets['Test'] = {'path': '/Users/Tempus/Dropbox/NEWERsmbw/Test3.arc'}
-		else:
-			self.tilesets['Test'] = {'path': '/home/me/Dropbox/NEWERsmbw/Test3.arc'}
-		self.reloadTileset('Test')
+		self.loadTilesets()
 
 
 	# LAYERS
@@ -373,10 +367,43 @@ class KPMap(object):
 		self.layerModel.endRemoveRows()
 	
 
+	def loadTilesets(self):
+		import os
+		from hashlib import sha256 as sha
+
+		path = os.getcwd() + os.sep + 'Tilesets'
+
+		if not os.path.exists(path):
+			os.mkdir(path)
+
+		for file in os.listdir(path):
+			name = file[:-4]
+
+			if file[-4:] == '.arc':
+				filepath = path + os.sep + file
+				
+				filehandler = open(filepath)
+				data = filehandler.read()
+				filehandler.close()
+				hash = sha(data).hexdigest()
+				
+				self.tilesets[name] = {'path': filepath, 'hash': hash}
+				self.loadedTilesets[name] = KPTileset.loadFromArc(filepath)
+
+
 	def reloadTileset(self, name):
+		from hashlib import sha256 as sha
+
 		info = self.tilesets[name]
-		self.loadedTilesets[name] = KPTileset.loadFromArc(info['path'])
-		# TODO: handle relative paths properly in relation to the map file
-		# TODO: add some sort of callback/signal to regenerate objects/layers
-		# and refresh the view
+
+		filehandler = open(info['path'])
+		data = filehandler.read()
+		filehandler.close()
+		hash = sha(data).hexdigest()
+
+		if info['hash'] != hash:
+			self.loadedTilesets[name] = KPTileset.loadFromArc(info['path'])
+
+			KP.mapscene.update()
+			KP.mapscene.views()[0].update()
 
diff --git a/src/ui.py b/src/ui.py
index 89b0674..6f9cde8 100644
--- a/src/ui.py
+++ b/src/ui.py
@@ -461,7 +461,10 @@ class KPMainWindow(QtGui.QMainWindow):
 			self.objectSelectorDock.show()
 
 			self.objectSelector.setModel(KP.map.loadedTilesets[layer.tileset].getModel())
-	
+			
+			print 'Reloading ', layer.tileset
+			KP.map.reloadTileset(layer.tileset)
+
 
 	@QtCore.pyqtSlot(int, KPTileObject)
 	def handleSelectedObjectChanged(self, index, obj):
-- 
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