class Save:
def __init__(self, nodes, connections):
self.jsonElements = JSONTools().get(nodes, connections)
self.browser = FileBrowser(self.save,
True,
defaultFilename="project.json")
def save(self, doSave):
if doSave:
self.dlgOverwrite = None
self.dlgOverwriteShadow = None
path = self.browser.get()
path = os.path.expanduser(path)
path = os.path.expandvars(path)
if os.path.exists(path):
self.dlgOverwrite = YesNoDialog(
text="File already Exist.\nOverwrite?",
relief=DGG.RIDGE,
frameColor=(1, 1, 1, 1),
frameSize=(-0.5, 0.5, -0.3, 0.2),
sortOrder=1,
button_relief=DGG.FLAT,
button_frameColor=(0.8, 0.8, 0.8, 1),
command=self.__executeSave,
extraArgs=[path],
scale=300,
pos=(base.getSize()[0] / 2, 0, -base.getSize()[1] / 2),
parent=base.pixel2d)
self.dlgOverwriteShadow = DirectFrame(
pos=(base.getSize()[0] / 2 + 10, 0,
-base.getSize()[1] / 2 - 10),
sortOrder=0,
frameColor=(0, 0, 0, 0.5),
frameSize=self.dlgOverwrite.bounds,
scale=300,
parent=base.pixel2d)
else:
self.__executeSave(True, path)
base.messenger.send("setLastPath", [path])
self.browser.destroy()
del self.browser
def __executeSave(self, overwrite, path):
if self.dlgOverwrite is not None: self.dlgOverwrite.destroy()
if self.dlgOverwriteShadow is not None:
self.dlgOverwriteShadow.destroy()
if not overwrite: return
with open(path, 'w') as outfile:
json.dump(self.jsonElements, outfile, indent=2)
class Load:
def __init__(self, nodeMgr):
self.nodeMgr = nodeMgr
self.browser = FileBrowser(self.load,
True,
defaultFilename="project.json")
def load(self, doLoad):
if doLoad:
path = self.browser.get()
path = os.path.expanduser(path)
path = os.path.expandvars(path)
self.__executeLoad(path)
self.browser.destroy()
del self.browser
def __executeLoad(self, path):
fileContent = None
try:
with open(path, 'r') as infile:
fileContent = json.load(infile)
except Exception as e:
print("Couldn't load project file {}".format(path))
print(e)
return
if fileContent is None:
print("Problems reading file: {}".format(infile))
return
# 1. Create all nodes
jsonNodes = fileContent["Nodes"]
newNodes = []
for jsonNode in jsonNodes:
node = self.nodeMgr.createNode(jsonNode["type"])
node.nodeID = UUID(jsonNode["id"])
node.setPos(eval(jsonNode["pos"]))
for i in range(len(jsonNode["inSockets"])):
inSocket = jsonNode["inSockets"][i]
node.inputList[i].socketID = UUID(inSocket["id"])
if "value" in inSocket:
node.inputList[i].setValue(inSocket["value"])
for i in range(len(jsonNode["outSockets"])):
outSocket = jsonNode["outSockets"][i]
node.outputList[i].socketID = UUID(outSocket["id"])
node.show()
newNodes.append(node)
# 2. Connect all nodes
jsonConnections = fileContent["Connections"]
for jsonConnection in jsonConnections:
# we have a connection of one of the to be copied nodes
nodeA = None
nodeB = None
for node in newNodes:
if node.nodeID == UUID(jsonConnection["nodeA_ID"]):
nodeA = node
elif node.nodeID == UUID(jsonConnection["nodeB_ID"]):
nodeB = node
socketA = None
socketB = None
for socket in nodeA.inputList + nodeA.outputList + nodeB.inputList + nodeB.outputList:
if socket.socketID == UUID(jsonConnection["socketA_ID"]):
socketA = socket
elif socket.socketID == UUID(jsonConnection["socketB_ID"]):
socketB = socket
self.nodeMgr.connectPlugs(socketA, socketB)
# 3. Run logic from all leave nodes down to the end
self.nodeMgr.updateAllLeaveNodes()