def removeLayer(self,layer,history=True,listlock=None): index=None if not listlock: listlock=qtcore.QWriteLocker(self.layerslistlock) if layer.type==LayerTypes.floating: index=-1 self.scene.removeItem(layer) self.scene.update() if checkvalid: self.setValidActiveLayer(True,listlock=listlock) self.requestLayerListRefresh(listlock) else: (layer,index)=BeeSessionState.removeLayer(self,layer,history=history,listlock=listlock) if layer: self.scene.removeItem(layer) self.scene.update() self.setValidActiveLayer(True,listlock=listlock) return layer,index
def __init__(self,master,width,height,type,maxundo):
BeeSessionState.__init__(self,master,width,height,type)
self.commandindexes={}
self.historysize=maxundo
self.master=master
def __init__(self,master,width=600,height=400,startlayer=True,type=WindowTypes.singleuser,maxundo=40):
BeeSessionState.__init__(self,master,width,height,type)
qtgui.QWidget.__init__(self)
self.localcommandstack=CommandStack(self,CommandStackTypes.singleuser,maxundo=maxundo)
self.layerfinisher=LayerFinisher(qtcore.QRectF(0,0,width,height))
# initialize values
self.zoom=1.0
self.ui=Ui_DrawingWindowMdi()
self.ui.setupUi(self)
self.activated=False
self.backdrop=None
self.filename=""
self.cursoroverlay=None
self.remotedrawingthread=None
self.tooloverlay=None
self.selection=None
self.selectionlock=qtcore.QReadWriteLock()
self.clippath=None
self.clippathlock=qtcore.QReadWriteLock()
self.localcommandqueue=Queue(0)
# replace widget with my custom class widget
self.scene=BeeCanvasScene(self)
self.ui.PictureViewWidget=BeeCanvasView(self,self.ui.PictureViewWidget,self.scene)
self.view=self.ui.PictureViewWidget
#self.resizeViewToWindow()
self.view.setCursor(master.getCurToolDesc().getCursor())
self.selectiondisplay=SelectedAreaDisplay(None,self.scene,self.view)
self.scene.addItem(self.layerfinisher)
# initiate drawing thread
if type==WindowTypes.standaloneserver:
self.localdrawingthread=DrawingThread(self.remotecommandqueue,self.id,type=ThreadTypes.server,master=master)
else:
self.localdrawingthread=DrawingThread(self.localcommandqueue,self.id,master=self.master)
self.localdrawingthread.start()
# for sending events to server so they don't slow us down locally
self.sendtoserverqueue=None
self.sendtoserverthread=None
self.serverreadingthread=None
# create a backdrop to be put at the bottom of all the layers
self.recreateBackdrop()
# put in starting blank layer if needed
# don't go through the queue for this layer add because we need it to
# be done before the next step
if startlayer:
self.insertLayer(self.nextLayerKey(),0,history=False)
# have window get destroyed when it gets a close event
self.setAttribute(qtcore.Qt.WA_DeleteOnClose)
self.changeWindowTitle("Bee Canvas %d" % self.id)
self.setupMenu()
def scaleCanvas(self,newwidth,newheight,history=True): sizelock=qtcore.QWriteLocker(self.docsizelock) BeeSessionState.scaleCanvas(self,newwidth,newheight,sizelock,history) self.scene.setCanvasSize(newwidth,newheight)
