some refactoring of editorui and co

6 files changed, 1245 insertions, 0 deletions

diff --git a/src/editorui/__init__.py b/src/editorui/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/editorui/__init__.py
diff --git a/src/editorui/doodads.py b/src/editorui/doodads.py
new file mode 100644
index 0000000..5a02248
--- /dev/null
+++ b/src/editorui/doodads.py
@@ -0,0 +1,248 @@
+from common import *
+from editorcommon import *
+import weakref
+from math import floor, ceil
+import math
+
+
+class KPEditorDoodad(KPEditorItem):
+	SNAP_TO = (12,12)
+
+	def __init__(self, doodad, layer):
+		KPEditorItem.__init__(self)
+
+		doodad.qtItem = self
+		self._doodadRef = weakref.ref(doodad)
+		self._layerRef = weakref.ref(layer)
+
+		# TODO: refactor this to store source doodad data under KP.map
+		sourceItem = KP.mainWindow.doodadSelector.getDoodad(doodad.index)
+		self._sourceRef = weakref.ref(sourceItem)
+
+		self.resizing = None
+		self.rotating = None
+
+		self._updatePixmap()
+		self._updatePosition()
+		self._updateSize()
+
+		self.setAcceptHoverEvents(True)
+
+		if not hasattr(KPEditorDoodad, 'SELECTION_PEN'):
+			KPEditorDoodad.SELECTION_PEN = QtGui.QPen(Qt.red, 1, Qt.DotLine)
+
+
+
+	def _updatePixmap(self):
+		source = self._sourceRef()
+		pixmap = source.icon().pixmap(source.icon().availableSizes()[0])
+
+		self.prepareGeometryChange()
+		w, h = pixmap.width(), pixmap.height()
+
+		self.pixmap = pixmap
+
+
+	def _updatePosition(self):
+		# NOTE: EditorDoodads originate at the centre, not the top left like the others
+		doodad = self._doodadRef()
+		x,y = doodad.position
+		w,h = doodad.size
+		self.setPos(x+floor(w/2.0), y+floor(h/2.0))
+
+
+	def _updateSize(self):
+		self.prepareGeometryChange()
+
+		w,h = self._doodadRef().size
+
+		self._boundingRect = QtCore.QRectF(-w/2, -h/2, w, h)
+		self._selectionRect = self._boundingRect.adjusted(0, 0, -1, -1)
+
+
+	def _updateTransform(self):
+		doodad = self._doodadRef()
+
+		self.setRotation(doodad.angle)
+
+
+	def paint(self, painter, option, widget):
+		if self.isSelected():
+			painter.setPen(self.SELECTION_PEN)
+			painter.drawRect(self._selectionRect)
+	
+
+	def _itemMoved(self, oldX, oldY, newX, newY):
+		doodad = self._doodadRef()
+		w,h = doodad.size
+		doodad.position = [newX-floor(w/2.0), newY-floor(h/2.0)]
+
+
+	def hoverMoveEvent(self, event):
+		if self._layerRef() != KP.mapScene.currentLayer:
+			self.setCursor(Qt.ArrowCursor)
+			return
+
+		pos = event.pos()
+		bit = self.resizerPortionAt(pos.x(), pos.y())
+
+
+		if (event.modifiers() == Qt.ShiftModifier):
+
+			if bit:
+				self.setCursor(Qt.OpenHandCursor)
+			else:
+				self.setCursor(Qt.ArrowCursor)
+
+		else:
+
+			if bit == 1 or bit == 4:
+				self.setCursor(Qt.SizeFDiagCursor)
+			elif bit == 2 or bit == 3:
+				self.setCursor(Qt.SizeBDiagCursor)
+			elif bit == 7 or bit == 8:
+				self.setCursor(Qt.SizeHorCursor)
+			elif bit == 5 or bit == 6:
+				self.setCursor(Qt.SizeVerCursor)
+			else:
+				self.setCursor(Qt.ArrowCursor)
+	
+
+	def mousePressEvent(self, event):
+		if event.button() == Qt.LeftButton:
+			pos = event.pos()
+			bit = self.resizerPortionAt(pos.x(), pos.y())
+
+			if self._layerRef() == KP.mapScene.currentLayer and bit:
+				event.accept()
+
+				if (event.modifiers() & Qt.ShiftModifier):
+					self.rotating = self.mapToScene(pos), self._doodadRef().angle
+					self.setCursor(Qt.ClosedHandCursor)
+					return
+				
+				else:
+					x, xSide, y, ySide = False, None, False, None
+			
+					if bit == 1 or bit == 7 or bit == 3: # left
+						x, xSide = True, 1
+
+					elif bit == 2 or bit == 4 or bit == 8: # right
+						x, xSide = True, 0
+
+					if bit == 1 or bit == 2 or bit == 5: # top
+						y, ySide = True, 1
+
+					elif bit == 3 or bit == 4 or bit == 6: # bottom
+						y, ySide = True, 0
+
+					self._updateSize()
+					self.resizing = (x, xSide, y, ySide)
+					return
+
+
+		KPEditorItem.mousePressEvent(self, event)
+	
+
+	def _tryAndResize(self, obj, axisIndex, mousePosition, stationarySide):
+
+		newSize = abs(mousePosition) * 2
+
+		if newSize < 10:
+			return False
+	
+		obj.size[axisIndex] = newSize
+		
+		return True
+
+
+	def _tryAndRotate(self, obj, mouseX, mouseY, originalPos, oldAngle, modifiers):
+		center = self.mapToScene(self.boundingRect().center())
+
+		objX = center.x()
+		objY = center.y()
+
+
+		origX = originalPos.x()
+		origY = originalPos.y()
+
+		dy = origY - objY
+		dx = origX - objX
+		rads = math.atan2(dy, dx)
+
+		origAngle = math.degrees(rads)
+
+		dy = mouseY - objY
+		dx = mouseX - objX
+		rads = math.atan2(dy, dx)
+
+		angle = math.degrees(rads)
+
+		
+		# Move this to ItemChange() or something at some point.
+		finalAngle = angle - origAngle + oldAngle
+
+		if (modifiers & Qt.ControlModifier):
+			finalAngle = int(finalAngle / 45.0) * 45.0
+
+		return True, finalAngle
+
+
+	def mouseMoveEvent(self, event):
+		if self.resizing:
+			obj = self._doodadRef()
+
+			hasChanged = False
+			resizeX, xSide, resizeY, ySide = self.resizing
+
+			if resizeX:
+				hasChanged |= self._tryAndResize(obj, 0, event.pos().x(), xSide)
+			if resizeY:
+				hasChanged |= self._tryAndResize(obj, 1, event.pos().y(), ySide)
+
+			if hasChanged:
+				# Doodads aren't supposed to snap, they're all free flowing like the wind.
+				self._updateSize()
+
+
+		elif self.rotating:
+			obj = self._doodadRef()
+			scenePos = event.scenePos()
+			self.setTransformOriginPoint(self.boundingRect().center())
+
+			hasChanged = False
+
+			hasChanged, angle = self._tryAndRotate(obj, scenePos.x(), scenePos.y(), self.rotating[0], self.rotating[1], event.modifiers())
+
+			if hasChanged:
+				obj.angle = angle
+				self._updateTransform()
+
+
+		else:
+			KPEditorItem.mouseMoveEvent(self, event)
+	
+
+	def mouseReleaseEvent(self, event):
+		if self.resizing and event.button() == Qt.LeftButton:
+			self.resizing = None
+			# self._doodadRef().position = [self.x(), self.y()]
+
+		elif self.rotating and event.button() == Qt.LeftButton:
+			self.rotating = None
+
+		else:
+			KPEditorItem.mouseReleaseEvent(self, event)
+
+
+	def remove(self, withItem=False):
+		doodad = self._doodadRef()
+		layer = self._layerRef()
+
+		layer.objects.remove(doodad)
+
+		if withItem:
+			self.scene().removeItem(self)
+
+
+
diff --git a/src/editorui/editorcommon.py b/src/editorui/editorcommon.py
new file mode 100644
index 0000000..945375e
--- /dev/null
+++ b/src/editorui/editorcommon.py
@@ -0,0 +1,77 @@
+from common import *
+
+class KPEditorItem(QtGui.QGraphicsItem):
+	def __init__(self):
+		QtGui.QGraphicsItem.__init__(self)
+		self.setFlags(
+				self.ItemSendsGeometryChanges |
+				self.ItemIsSelectable |
+				self.ItemIsMovable
+				)
+
+		self.ignoreMovement = False
+		self.overrideSnap = False
+	
+	def itemChange(self, change, value):
+		if change == self.ItemPositionChange and not self.ignoreMovement:
+			currentX, currentY = self.x(), self.y()
+
+			newpos = value.toPyObject()
+
+			x, y = newpos.x(), newpos.y()
+
+			if self.overrideSnap:
+				snapX, snapY = 1, 1
+			else:
+				# snap the item
+				snapX, snapY = self.SNAP_TO
+				x = int((x + (snapX/2)) / snapX) * snapX
+				y = int((y + (snapY/2)) / snapY) * snapY
+
+			if x < 0: x = 0
+			if x >= (12288+snapX): x = (12288+snapX-1)
+			if y < 0: y = 0
+			if y >= (12288+snapY): y = (12288+snapY-1)
+
+			if x != currentX or y != currentY:
+				self._itemMoved(currentX, currentY, x, y)
+
+			newpos.setX(x)
+			newpos.setY(y)
+			return newpos
+
+		return QtGui.QGraphicsItem.itemChange(self, change, value)
+
+	def boundingRect(self):
+		return self._boundingRect
+
+
+	def resizerPortionAt(self, x, y, originX=0, originY=0):
+		try:
+			leftBound, topBound = originX+5, originY+5
+			rightBound, bottomBound = self._resizerEndXY
+		except AttributeError:
+			rect = self._boundingRect
+			leftBound, topBound = rect.x() + 5, rect.y() + 5
+			rightBound, bottomBound = rect.right() - 5, rect.bottom() - 5
+
+		if y < topBound:
+			if x < leftBound:		return 1 # TOP_LEFT
+			elif x >= rightBound:	return 2 # TOP_RIGHT
+			else:					return 5 # TOP
+
+		elif y >= bottomBound:
+			if x < leftBound:		return 3 # BOTTOM_LEFT
+			elif x >= rightBound:	return 4 # BOTTOM_RIGHT
+			else:					return 6 # BOTTOM
+
+		else:
+			if x < leftBound:		return 7 # LEFT
+			elif x >= rightBound:	return 8 # RIGHT
+			else:					return None
+
+
+	def _itemMoved(self, oldX, oldY, newX, newY):
+		pass
+
+
diff --git a/src/editorui/editormain.py b/src/editorui/editormain.py
new file mode 100644
index 0000000..d11642a
--- /dev/null
+++ b/src/editorui/editormain.py
@@ -0,0 +1,419 @@
+from common import *
+from math import floor, ceil
+
+from objects import *
+from doodads import *
+from paths import *
+
+class KPMapScene(QtGui.QGraphicsScene):
+	def __init__(self):
+		QtGui.QGraphicsScene.__init__(self, 0, 0, 512*24, 512*24)
+		
+		# todo: handle selectionChanged
+		# todo: look up why I used setItemIndexMethod(self.NoIndex) in Reggie
+
+		self.currentLayer = None
+		KP.mapScene = self
+	
+
+	def drawBackground(self, painter, rect):
+		painter.fillRect(rect, QtGui.QColor(209, 218, 236))
+
+		areaLeft, areaTop = rect.x(), rect.y()
+		areaWidth, areaHeight = rect.width(), rect.height()
+		areaRight, areaBottom = areaLeft+areaWidth, areaTop+areaHeight
+
+		areaLeftT = floor(areaLeft / 24)
+		areaTopT = floor(areaTop / 24)
+		areaRightT = ceil(areaRight / 24)
+		areaBottomT = ceil(areaBottom / 24)
+
+		# compile a list of doodads
+		visibleDoodadsByLayer = {}
+
+		for obj in self.items(rect):
+			if not isinstance(obj, KPEditorDoodad): continue
+
+			layer = obj._layerRef()
+
+			try:
+				doodadList = visibleDoodadsByLayer[layer]
+			except KeyError:
+				doodadList = []
+				visibleDoodadsByLayer[layer] = doodadList
+
+			doodadList.append(obj)
+
+		# now draw everything!
+		for layer in reversed(KP.map.layers):
+			if not layer.visible: continue
+
+			if isinstance(layer, KPDoodadLayer):
+				try:
+					toDraw = visibleDoodadsByLayer[layer]
+				except KeyError:
+					continue
+
+				for item in reversed(toDraw):
+					painter.save()
+					painter.setWorldTransform(item.sceneTransform(), True)
+					w, h = item._doodadRef().size
+					p = item._boundingRect
+					painter.drawPixmap(p.x(), p.y(), p.width(), p.height(), item.pixmap)
+					painter.restore()
+
+			elif isinstance(layer, KPTileLayer):
+				left, top = layer.cacheBasePos
+				width, height = layer.cacheSize
+				right, bottom = left+width, top+height
+
+				if width == 0 and height == 0: continue
+
+				if right < areaLeftT: continue
+				if left > areaRightT: continue
+
+				if bottom < areaTopT: continue
+				if top > areaBottomT: continue
+
+				# decide how much of the layer we'll actually draw
+				drawLeft = int(max(areaLeftT, left))
+				drawRight = int(min(areaRightT, right))
+
+				drawTop = int(max(areaTopT, top))
+				drawBottom = int(min(areaBottomT, bottom))
+
+				srcY = drawTop - top
+				destY = drawTop * 24
+
+				baseSrcX = drawLeft - left
+				baseDestX = drawLeft * 24
+
+				rows = layer.cache
+				tileset = KP.map.loadedTilesets[layer.tileset]
+				tileList = tileset.tiles
+
+				for y in xrange(drawTop, drawBottom):
+					srcX = baseSrcX
+					destX = baseDestX
+					row = rows[srcY]
+
+					for x in xrange(drawLeft, drawRight):
+						tile = row[srcX]
+						if tile != -1:
+							painter.drawPixmap(destX, destY, tileList[tile])
+						
+						srcX += 1
+						destX += 24
+
+					srcY += 1
+					destY += 24
+	
+
+	def setCurrentLayer(self, layer):
+		if self.currentLayer is not None:
+			self.currentLayer.setActivated(False)
+
+		self.currentLayer = layer
+		self.currentLayer.setActivated(True)
+
+
+class KPEditorWidget(QtGui.QGraphicsView):
+	def __init__(self, scene, parent=None):
+		QtGui.QGraphicsView.__init__(self, scene, parent)
+
+		self.setRenderHints(QtGui.QPainter.Antialiasing)
+
+		self.setAlignment(Qt.AlignLeft | Qt.AlignTop)
+		self.setDragMode(self.RubberBandDrag)
+		
+		self.xScrollBar = QtGui.QScrollBar(Qt.Horizontal, parent)
+		self.setHorizontalScrollBar(self.xScrollBar)
+		
+		self.yScrollBar = QtGui.QScrollBar(Qt.Vertical, parent)
+		self.setVerticalScrollBar(self.yScrollBar)
+
+		self.centerOn(0,0)
+
+		# set up stuff for painting
+		self.paintNext = None
+		self.paintNextID = None
+		self._resetPaintVars()
+	
+	def _resetPaintVars(self):
+		self.painting = None
+		self.paintingItem = None
+		self.paintBeginPosition = None
+	
+	def _tryToPaint(self, event):
+		'''Called when a paint attempt is initiated'''
+
+		paint = self.paintNext
+		layer = self.scene().currentLayer
+		if not layer.visible: return
+
+		if isinstance(layer, KPTileLayer):
+			if paint is None: return
+
+			clicked = self.mapToScene(event.x(), event.y())
+			x, y = clicked.x(), clicked.y()
+			if x < 0: x = 0
+			if y < 0: y = 0
+
+			x = int(x / 24)
+			y = int(y / 24)
+
+			obj = KPObject()
+			obj.position = (x,y)
+			obj.size = (1,1)
+			obj.tileset = layer.tileset
+			obj.kind = paint
+			obj.updateCache()
+			layer.objects.append(obj)
+			layer.updateCache()
+
+			item = KPEditorObject(obj, layer)
+			self.scene().addItem(item)
+
+			self.painting = obj
+			self.paintingItem = item
+			self.paintBeginPosition = (x, y)
+
+		elif isinstance(layer, KPDoodadLayer):
+			if paint is None: return
+
+			clicked = self.mapToScene(event.x(), event.y())
+			x, y = clicked.x(), clicked.y()
+			if x < 0: x = 0
+			if y < 0: y = 0
+
+			obj = KPDoodad()
+			obj.position = [x,y]
+			obj.index = self.paintNextID
+			obj.setDefaultSize()
+			layer.objects.append(obj)
+
+			item = KPEditorDoodad(obj, layer)
+			self.scene().addItem(item)
+
+			self.painting = obj
+			self.paintingItem = item
+			self.paintBeginPosition = (x, y)
+
+		elif isinstance(layer, KPPathLayer):
+			# decide what's under the mouse
+			clicked = self.mapToScene(event.x(), event.y())
+			x, y = clicked.x(), clicked.y()
+			itemsUnder = self.scene().items(clicked)
+
+			for item in itemsUnder:
+				if isinstance(item, KPEditorNode):
+					# Paint a path to this node (if one is selected)
+					sourceItem, sourceNode = None, None
+					selected = self.scene().selectedItems()
+
+					for selItem in selected:
+						if isinstance(item, KPEditorNode) and selItem != item:
+							sourceItem = selItem
+							sourceNode = selItem._nodeRef()
+							break
+
+					if sourceItem is None: return
+
+					# Make sure that no path already exists between these nodes
+					destNode = item._nodeRef()
+
+					for pathToCheck in sourceNode.exits:
+						if pathToCheck._startNodeRef() == destNode:
+							return
+						if pathToCheck._endNodeRef() == destNode:
+							return
+
+					# No node can have more than four paths, because there are only
+					# four directions registered by a Wiimote DPad.
+
+					if len(sourceNode.exits) > 3:
+						return
+
+					if len(destNode.exits) > 3:
+						return
+
+					path = KPPath(sourceNode, destNode)
+
+					KP.map.pathLayer.paths.append(path)
+
+					item = KPEditorPath(path)
+					self.scene().addItem(item)
+
+					return
+
+				elif isinstance(item, KPEditorPath):
+					# Split this path into two... at this point
+
+					origPath = item._pathRef()
+
+					node = KPNode()
+					node.position = (x - 12, y - 12)
+					KP.map.pathLayer.nodes.append(node)
+
+					# Start node => Original path => New node => New path => End node
+
+					endNode = origPath._endNodeRef()
+
+					origPath.setEnd(node)
+					origPath.qtItem.updatePosition()
+					
+					nodeItem = KPEditorNode(node)
+					self.scene().addItem(nodeItem)
+					self.scene().addItem(nodeItem.buttonProxy)
+					self.scene().addItem(nodeItem.stageProxy)
+					self.scene().addItem(nodeItem.worldProxy)
+
+					self.painting = node
+					self.paintingItem = item
+					self.paintBeginPosition = (x - 12, y - 12)
+
+					newPath = KPPath(node, endNode, origPath)
+					KP.map.pathLayer.paths.append(newPath)
+
+					pathItem = KPEditorPath(newPath)
+					self.scene().addItem(pathItem)
+
+					return
+
+			# Paint a new node
+			node = KPNode()
+			node.position = (x - 12, y - 12)
+			KP.map.pathLayer.nodes.append(node)
+
+			item = KPEditorNode(node)
+			self.scene().addItem(item)
+			self.scene().addItem(item.buttonProxy)
+			self.scene().addItem(item.stageProxy)
+			self.scene().addItem(item.worldProxy)
+
+			# Paint a path to this node (if one is selected)
+			sourceItem, sourceNode = None, None
+			selected = self.scene().selectedItems()
+
+			for selItem in selected:
+				if isinstance(item, KPEditorNode) and selItem != item:
+					sourceItem = selItem
+					sourceNode = selItem._nodeRef()
+					break
+
+			# No node can have more than four paths, because there are only
+			# four directions registered by a Wiimote DPad.
+
+			if not sourceItem is None:
+				if len(sourceNode.exits) > 3:
+					return
+
+				# There, now you can draw paths easily in a row.
+				path = KPPath(sourceNode, node)
+
+				KP.map.pathLayer.paths.append(path)
+
+				pathitem = KPEditorPath(path)
+				self.scene().addItem(pathitem)
+
+
+			# Switch the selection to the recently drawn node, so you can keep on rolling.
+			self.scene().clearSelection()
+			item.setSelected(True)
+
+			self.painting = node
+			self.paintingItem = item
+			self.paintBeginPosition = (x - 12, y - 12)
+
+
+	
+	def _movedWhilePainting(self, event):
+		'''Called when the mouse is moved while painting something'''
+
+		obj = self.painting
+		item = self.paintingItem
+
+		if isinstance(obj, KPObject):
+			clicked = self.mapToScene(event.x(), event.y())
+			x, y = clicked.x(), clicked.y()
+			if x < 0: x = 0
+			if y < 0: y = 0
+
+			x = int(x / 24)
+			y = int(y / 24)
+
+			beginX, beginY = self.paintBeginPosition
+
+			if x >= beginX:
+				objX = beginX
+				width = x - beginX + 1
+			else:
+				objX = x
+				width = beginX - x + 1
+
+			if y >= beginY:
+				objY = beginY
+				height = y - beginY + 1
+			else:
+				objY = y
+				height = beginY - y + 1
+
+			currentX, currentY = obj.position
+			currentWidth, currentHeight = obj.size
+
+			# update everything if changed
+			changed = False
+
+			if currentX != objX or currentY != objY:
+				obj.position = (objX, objY)
+				item._updatePosition()
+				changed = True
+			
+			if currentWidth != width or currentHeight != height:
+				obj.size = (width, height)
+				obj.updateCache()
+				item._updateSize()
+				changed = True
+
+			if not changed: return
+
+			item._layerRef().updateCache()
+	
+
+	def mousePressEvent(self, event):
+		if event.button() == Qt.RightButton:
+			self._tryToPaint(event)
+			event.accept()
+
+		else:
+			QtGui.QGraphicsView.mousePressEvent(self, event)
+
+	
+	def mouseMoveEvent(self, event):
+		if event.buttons() == Qt.RightButton and self.painting:
+			self._movedWhilePainting(event)
+			event.accept()
+
+		else:
+			QtGui.QGraphicsView.mouseMoveEvent(self, event)
+
+
+	def keyPressEvent(self, event):
+		if event.key() == QtCore.Qt.Key_Delete or event.key() == QtCore.Qt.Key_Backspace:
+			scene = self.scene()
+
+			selection = scene.selectedItems()
+			if len(selection) > 0:
+				for obj in selection:
+					obj.setSelected(False)
+					obj.remove(True)
+				scene.update()
+				self.update()
+				return
+
+		else:
+			QtGui.QGraphicsView.keyPressEvent(self, event)
+
+
+
+
diff --git a/src/editorui/objects.py b/src/editorui/objects.py
new file mode 100644
index 0000000..1ae46f7
--- /dev/null
+++ b/src/editorui/objects.py
@@ -0,0 +1,182 @@
+from common import *
+from editorcommon import *
+import weakref
+
+class KPEditorObject(KPEditorItem):
+	SNAP_TO = (24,24)
+
+	def __init__(self, obj, layer):
+		KPEditorItem.__init__(self)
+		obj.qtItem = self
+		self._objRef = weakref.ref(obj)
+		self._layerRef = weakref.ref(layer)
+		self._updatePosition()
+		self._updateSize()
+
+		self.setAcceptHoverEvents(True)
+
+		self.resizing = None
+
+		if not hasattr(KPEditorObject, 'SELECTION_PEN'):
+			KPEditorObject.SELECTION_PEN = QtGui.QPen(Qt.white, 1, Qt.DotLine)
+
+		# I don't bother setting the ZValue because it doesn't quite matter:
+		# only one layer's objects are ever clickable, and drawBackground takes
+		# care of the layered drawing
+	
+	def _updatePosition(self):
+		self.ignoreMovement = True
+		x,y = self._objRef().position
+		self.setPos(x*24, y*24)
+		self.ignoreMovement = False
+	
+	def _updateSize(self):
+		self.prepareGeometryChange()
+
+		obj = self._objRef()
+		w,h = obj.size
+
+		self._boundingRect = QtCore.QRectF(0, 0, w*24, h*24)
+		self._selectionRect = QtCore.QRectF(0, 0, w*24-1, h*24-1)
+
+		self._resizerEndXY = (w*24-5, h*24-5)
+	
+
+	def paint(self, painter, option, widget):
+		if self.isSelected():
+			painter.setPen(self.SELECTION_PEN)
+			painter.drawRect(self._selectionRect)
+	
+
+	def hoverMoveEvent(self, event):
+		if self._layerRef() != KP.mapScene.currentLayer:
+			self.setCursor(Qt.ArrowCursor)
+			return
+
+		pos = event.pos()
+		bit = self.resizerPortionAt(pos.x(), pos.y())
+
+		if bit == 1 or bit == 4:
+			self.setCursor(Qt.SizeFDiagCursor)
+		elif bit == 2 or bit == 3:
+			self.setCursor(Qt.SizeBDiagCursor)
+		elif bit == 7 or bit == 8:
+			self.setCursor(Qt.SizeHorCursor)
+		elif bit == 5 or bit == 6:
+			self.setCursor(Qt.SizeVerCursor)
+		else:
+			self.setCursor(Qt.ArrowCursor)
+	
+
+	def mousePressEvent(self, event):
+		if event.button() == Qt.LeftButton:
+			pos = event.pos()
+			bit = self.resizerPortionAt(pos.x(), pos.y())
+
+			if self._layerRef() == KP.mapScene.currentLayer and bit:
+				event.accept()
+
+				x, xSide, y, ySide = False, None, False, None
+				
+				if bit == 1 or bit == 7 or bit == 3:
+					x, xSide = True, 1
+				elif bit == 2 or bit == 4 or bit == 8:
+					x, xSide = True, 0
+
+				if bit == 1 or bit == 2 or bit == 5:
+					y, ySide = True, 1
+				elif bit == 3 or bit == 4 or bit == 6:
+					y, ySide = True, 0
+
+				self.resizing = (x, xSide, y, ySide)
+				return
+
+		KPEditorItem.mousePressEvent(self, event)
+	
+
+	def _tryAndResize(self, obj, axisIndex, mousePosition, stationarySide):
+		objPosition = obj.position[axisIndex]
+		objSize = obj.size[axisIndex]
+
+		if stationarySide == 0:
+			# Resize the right/bottom side
+			relativeMousePosition = mousePosition - objPosition
+			newSize = relativeMousePosition + 1
+			if newSize == objSize or newSize < 1:
+				return False
+
+			if axisIndex == 1:
+				obj.size = (obj.size[0], newSize)
+			else:
+				obj.size = (newSize, obj.size[1])
+
+		else:
+			# Resize the left/top side
+			rightSide = objPosition + objSize - 1
+			newLeftSide = mousePosition
+
+			newPosition = newLeftSide
+			newSize = rightSide - newLeftSide + 1
+
+			if newSize < 1:
+				return False
+			if newPosition == objPosition and newSize == objSize:
+				return False
+
+			if axisIndex == 1:
+				obj.position = (obj.position[0], newPosition)
+				obj.size = (obj.size[0], newSize)
+			else:
+				obj.position = (newPosition, obj.position[1])
+				obj.size = (newSize, obj.size[1])
+
+		return True
+
+
+	def mouseMoveEvent(self, event):
+		if self.resizing:
+			obj = self._objRef()
+			scenePos = event.scenePos()
+
+			hasChanged = False
+			resizeX, xSide, resizeY, ySide = self.resizing
+
+			if resizeX:
+				hasChanged |= self._tryAndResize(obj, 0, int(scenePos.x() / 24), xSide)
+			if resizeY:
+				hasChanged |= self._tryAndResize(obj, 1, int(scenePos.y() / 24), ySide)
+
+			if hasChanged:
+				obj.updateCache()
+				self._layerRef().updateCache()
+				self._updatePosition()
+				self._updateSize()
+
+		else:
+			KPEditorItem.mouseMoveEvent(self, event)
+	
+
+	def mouseReleaseEvent(self, event):
+		if self.resizing and event.button() == Qt.LeftButton:
+			self.resizing = None
+		else:
+			KPEditorItem.mouseReleaseEvent(self, event)
+	
+
+	def _itemMoved(self, oldX, oldY, newX, newY):
+		obj = self._objRef()
+		obj.position = (newX/24, newY/24)
+		self._layerRef().updateCache()
+
+
+	def remove(self, withItem=False):
+		obj = self._objRef()
+		layer = self._layerRef()
+
+		layer.objects.remove(obj)
+		layer.updateCache()
+
+		if withItem:
+			self.scene().removeItem(self)
+
+
diff --git a/src/editorui/paths.py b/src/editorui/paths.py
new file mode 100644
index 0000000..4dca31e
--- /dev/null
+++ b/src/editorui/paths.py
@@ -0,0 +1,319 @@
+from common import *
+from editorcommon import *
+import weakref
+
+class KPEditorNode(KPEditorItem):
+	SNAP_TO = (12,12)
+
+
+	class toggleButton(QtGui.QPushButton):
+
+		stateToggled = QtCore.pyqtSignal(int)
+
+
+		def __init__(self):
+			QtGui.QPushButton.__init__(self)
+
+			self.setIconSize(QtCore.QSize(24, 24))
+			self.setFixedSize(24, 24)
+
+			self.iconList = [QtGui.QIcon("Resources/Through.png"),
+							 QtGui.QIcon("Resources/Level.png"),
+							 QtGui.QIcon("Resources/Stop.png")]
+
+			self.state = 0
+
+			self.setPalette(QtGui.QPalette(QtGui.QColor(0,0,0,0)))
+
+			self.released.connect(self.toggle)
+
+
+		def toggle(self):
+
+			self.state += 1
+			if self.state == 3:
+				self.state = 0
+
+			self.stateToggled.emit(self.state)
+
+
+		def paintEvent(self, event):
+
+			painter = QtGui.QPainter(self)
+
+			painter.setBackgroundMode(Qt.TransparentMode)
+			painter.setBrush(QtGui.QColor(0,0,0,0))
+			painter.setPen(QtGui.QColor(0,0,0,0))
+
+			if self.isDown():
+				self.iconList[self.state].paint(painter, self.contentsRect(), Qt.AlignCenter, QtGui.QIcon.Disabled)
+			else:
+				self.iconList[self.state].paint(painter, self.contentsRect())
+			painter.end()
+
+
+	class hiddenProxy(QtGui.QGraphicsProxyWidget):
+		def __init__(self, button):
+			QtGui.QGraphicsProxyWidget.__init__(self)
+
+			self.setWidget(button)
+			self.setZValue(self.zValue()+1000)
+			self.hide()
+
+
+	class levelSlotSpinner(QtGui.QSpinBox):
+
+		def __init__(self):
+			QtGui.QSpinBox.__init__(self)
+
+			self.setRange(1, 99)
+
+			self.setPalette(QtGui.QPalette(QtGui.QColor(0,0,0,0)))
+
+
+
+	def __init__(self, node):
+		KPEditorItem.__init__(self)
+
+		node.qtItem = self
+		self._nodeRef = weakref.ref(node)
+
+		self.setZValue(101)
+
+		self._boundingRect = QtCore.QRectF(-24, -24, 48, 48)
+		self._tinyRect = QtCore.QRectF(-12, -12, 24, 24)
+
+
+		if not hasattr(KPEditorNode, 'SELECTION_PEN'):
+			KPEditorNode.SELECTION_PEN = QtGui.QPen(Qt.blue, 1, Qt.DotLine)
+
+		self.button = self.toggleButton()
+		self.buttonProxy = self.hiddenProxy(self.button)
+		self.button.stateToggled.connect(self.stateChange)
+
+
+		self.world = self.levelSlotSpinner()
+		self.worldProxy = self.hiddenProxy(self.world)
+		self.world.valueChanged.connect(self.worldChange)
+
+		self.stage = self.levelSlotSpinner()
+		self.stageProxy = self.hiddenProxy(self.stage)
+		self.stage.valueChanged.connect(self.stageChange)
+
+
+		self._updatePosition()
+
+
+
+	@QtCore.pyqtSlot(int)
+	def stateChange(self, state):
+
+		node = self._nodeRef()
+
+		if state == 1:
+			node.level = [1, 1]
+			self.world.setValue(node.level[0])
+			self.stage.setValue(node.level[1])
+
+		elif state == 2:
+			node.isStop = True
+			node.level = [0,0]
+
+		else:
+			node.isStop = False
+			node.level = [0,0]
+
+		self.update()
+
+
+	@QtCore.pyqtSlot(int)
+	def worldChange(self, world):
+
+		node = self._nodeRef()
+		node.level[0] = world
+
+
+	@QtCore.pyqtSlot(int)
+	def stageChange(self, stage):
+
+		node = self._nodeRef()
+		node.level[1] = stage
+
+
+
+	def _updatePosition(self):
+		node = self._nodeRef()
+		x, y = node.position
+		self.setPos(x+12, y+12)
+		self.buttonProxy.setPos(self.x()+12, self.y()-24)
+		self.worldProxy.setPos(self.x()-42, self.y()+24)
+		self.stageProxy.setPos(self.x()+6, self.y()+24)
+
+
+	def _itemMoved(self, oldX, oldY, newX, newY):
+		node = self._nodeRef()
+		node.position = (newX-12, newY-12)
+
+		self.buttonProxy.setPos(newX+12, newY-24)
+		self.worldProxy.setPos(newX-42, newY+24)
+		self.stageProxy.setPos(newX+6, newY+24)
+
+		for exit in node.exits:
+			exit.qtItem.updatePosition()
+
+
+	def paint(self, painter, option, widget):
+
+		node = self._nodeRef()
+
+		selectionRect = None
+
+		if node.level != [0,0]:
+			painter.setBrush(QtGui.QColor(0, 0, 0, 0))
+			painter.setPen(QtGui.QColor(0, 0, 0, 0))
+			painter.drawPixmap(self._boundingRect.topLeft(), QtGui.QPixmap("Resources/BlackLevel.png"))
+			selectionRect = self._boundingRect.adjusted(-1,-1,1,1)
+
+		elif node.isStop:
+			brush = QtGui.QBrush(QtGui.QColor(255, 220, 220))
+			painter.setPen(QtGui.QColor(255, 255, 255))
+			painter.setBrush(brush)
+			painter.drawEllipse(self._tinyRect)
+			selectionRect = self._tinyRect.adjusted(-1,-1,1,1)
+
+		else:
+			brush = QtGui.QBrush(QtGui.QColor(255, 255, 255))
+			painter.setPen(QtGui.QColor(255, 255, 255))
+			painter.setBrush(brush)
+			painter.drawEllipse(self._tinyRect)
+			selectionRect = self._tinyRect.adjusted(-1,-1,1,1)
+
+
+		if self.isSelected():
+			painter.setPen(self.SELECTION_PEN)
+			painter.setBrush(QtGui.QColor(0,0,0,0))
+			painter.drawEllipse(selectionRect)
+	
+			self.buttonProxy.show()
+
+			if node.level != [0,0]:
+				self.worldProxy.show()
+				self.stageProxy.show()
+
+			else:
+				self.worldProxy.hide()
+				self.stageProxy.hide()
+
+		else:
+			self.buttonProxy.hide()
+			self.worldProxy.hide()
+			self.stageProxy.hide()
+
+
+
+
+	def remove(self, withItem=False):
+		node = self._nodeRef()
+		layer = KP.map.pathLayer
+
+		layer.nodes.remove(node)
+
+		self.scene().removeItem(self.buttonProxy)
+		self.scene().removeItem(self.stageProxy)
+		self.scene().removeItem(self.worldProxy)
+
+		if len(node.exits) == 2:
+			# let's try to join the two!
+			pathOne, pathTwo = node.exits
+
+			start1, end1 = pathOne._startNodeRef(), pathOne._endNodeRef()
+			start2, end2 = pathTwo._startNodeRef(), pathTwo._endNodeRef()
+
+			if start1 == node:
+				start = end1
+			else:
+				start = start1
+
+			if start2 == node:
+				end = end2
+			else:
+				end = start2
+
+			# make sure no path already exists between these nodes
+			nope = False
+
+			for pathToCheck in start.exits:
+				if pathToCheck._startNodeRef() == end:
+					nope = True
+				elif pathToCheck._endNodeRef() == end:
+					nope = True
+
+			if not nope:
+				joinedPath = KPPath(start, end, pathOne)
+				layer.paths.append(joinedPath)
+				item = KPEditorPath(joinedPath)
+				self.scene().addItem(item)
+
+			for path in (pathOne, pathTwo):
+				path.qtItem.remove(True)
+		else:
+			# we can't join them so just nuke them
+			for exit in node.exits[:]:
+				exit.qtItem.remove(True)
+
+		if withItem:
+			self.scene().removeItem(self)
+
+
+
+class KPEditorPath(QtGui.QGraphicsLineItem):
+	def __init__(self, path):
+		QtGui.QGraphicsLineItem.__init__(self)
+
+		self.setFlag(self.ItemIsSelectable, True)
+
+		self.setZValue(100)
+
+		startNode = path._startNodeRef().qtItem
+		endNode = path._endNodeRef().qtItem
+
+		self._startNodeRef = weakref.ref(startNode)
+		self._endNodeRef = weakref.ref(endNode)
+		self._pathRef = weakref.ref(path)
+
+		path.qtItem = self
+
+		self.updatePosition()
+
+		if not hasattr(KPEditorPath, 'PEN'):
+			KPEditorPath.BRUSH = QtGui.QBrush(QtGui.QColor(255, 255, 255, 140))
+			KPEditorPath.PEN = QtGui.QPen(KPEditorPath.BRUSH, 8, Qt.SolidLine, Qt.RoundCap)
+		self.setPen(KPEditorPath.PEN)
+	
+
+	def updatePosition(self):
+		path = self._pathRef()
+
+		x1, y1 = path._startNodeRef().position
+		x2, y2 = path._endNodeRef().position
+
+		self.setLine(QtCore.QLineF(x1+12, y1+12, x2+12, y2+12))
+	
+
+	def remove(self, withItem=False):
+		path = self._pathRef()
+		layer = KP.map.pathLayer
+
+		layer.paths.remove(path)
+
+		for ref in (self._startNodeRef, self._endNodeRef):
+			node = ref()._nodeRef()
+			try:
+				node.exits.remove(path)
+			except ValueError:
+				pass
+
+		if withItem:
+			self.scene().removeItem(self)
+
+