class QNEMainWindow(QMainWindow):
def __init__(self, parent):
super(QNEMainWindow, self).__init__(parent)
quitAct = QAction("&Quit", self, shortcut="Ctrl+Q",
statusTip="Exit the application", triggered=self.close)
addAct = QAction("&Add", self, statusTip="Add a block", triggered=self.addBlock)
fileMenu = self.menuBar().addMenu("&File")
fileMenu.addAction(addAct)
fileMenu.addSeparator()
fileMenu.addAction(quitAct)
self.setWindowTitle("Node Editor")
self.scene = QGraphicsScene(self)
self.view = QGraphicsView(self)
self.view.setScene(self.scene)
self.view.setRenderHint(QPainter.Antialiasing)
self.setCentralWidget(self.view)
self.nodesEditor = QNodesEditor(self)
self.nodesEditor.install(self.scene)
block = QNEBlock(None)
self.scene.addItem(block)
block.addPort("test", 0, QNEPort.NamePort)
block.addPort("TestBlock", 0, QNEPort.TypePort)
block.addInputPort("in1");
block.addInputPort("in2");
block.addInputPort("in3");
block.addOutputPort("out1");
block.addOutputPort("out2");
block.addOutputPort("out3");
block = block.clone()
block.setPos(150,0)
block = block.clone()
block.setPos(150,150)
def addBlock(self):
import random
import math
block = QNEBlock(None)
self.scene.addItem(block)
names = ["Vin", "Voutsadfasdf", "Imin", "Imax", "mul", "add", "sub", "div", "Conv", "FFT"]
for i in range(0,math.floor(random.uniform(3,8))):
block.addPort(random.choice(names), random.random()>0.5)
block.setPos(self.view.sceneRect().center().toPoint())
class QNEMainWindow(QMainWindow):
def __init__(self, parent):
super(QNEMainWindow, self).__init__(parent)
quitAct = QAction("&Quit",
self,
shortcut="Ctrl+Q",
statusTip="Exit the application",
triggered=self.close)
addAct = QAction("&Add",
self,
statusTip="Add a block",
triggered=self.addBlock)
fileMenu = self.menuBar().addMenu("&File")
fileMenu.addAction(addAct)
fileMenu.addSeparator()
fileMenu.addAction(quitAct)
self.setWindowTitle("Node Editor")
self.scene = QGraphicsScene(self)
self.view = QGraphicsView(self)
self.view.setScene(self.scene)
self.view.setRenderHint(QPainter.Antialiasing)
self.setCentralWidget(self.view)
self.nodesEditor = QNodesEditor(self)
self.nodesEditor.install(self.scene)
block = QNEBlock(None)
self.scene.addItem(block)
block.addPort("test", 0, QNEPort.NamePort)
block.addPort("TestBlock", 0, QNEPort.TypePort)
block.addInputPort("in1")
block.addInputPort("in2")
block.addInputPort("in3")
block.addOutputPort("out1")
block.addOutputPort("out2")
block.addOutputPort("out3")
block = block.clone()
block.setPos(150, 0)
block = block.clone()
block.setPos(150, 150)
def addBlock(self):
import random
import math
block = QNEBlock(None)
self.scene.addItem(block)
names = [
"Vin", "Voutsadfasdf", "Imin", "Imax", "mul", "add", "sub", "div",
"Conv", "FFT"
]
for i in range(0, math.floor(random.uniform(3, 8))):
block.addPort(random.choice(names), random.random() > 0.5)
block.setPos(self.view.sceneRect().center().toPoint())
class OrderWorkflowDialog(QDialog):
def _makeArrow( self, ra, rb, both_ways=True):
ca = QPointF( ra.x() + float(ra.width()) / 2.0, ra.y() + float(ra.height()) / 2.0)
cb = QPointF( rb.x() + rb.width() / 2.0, rb.y() + rb.height() / 2.0)
dx = cb.x() - ca.x()
dy = cb.y() - ca.y()
d = dist(dx,dy)
a = math.atan2(float(dy),float(dx)) # The result is between -pi and pi
# ra_rad = dist(ra.width() / 2, ra.height() / 2)
# rb_rad = dist(rb.width() / 2, rb.height() / 2)
x,y = squircle(ra.width() / 2, ra.height() / 2, to_squircle_angle(ra.width() / 2, ra.height() / 2,a))
ra_rad = dist(x,y) + 10
# painter.drawLine(ca,QPoint(ca.x() + x, ca.y() + y))
na = a
if a < 0:
na += math.pi
else:
na -= math.pi
x,y = squircle(float(rb.width()) / 2.0, float(rb.height()) / 2.0, to_squircle_angle(float(rb.width()) / 2.0, float(rb.height()) / 2.0,na))
rb_rad = dist(x,y)+10
# ra_rad = rb_rad = 0
# painter.drawLine(ca,cb)
# painter.drawRect(ra)
# painter.setPen(Qt.GlobalColor.red)
# painter.drawRect(rb)
# painter.setPen(Qt.GlobalColor.black)
# for t in range(100):
# ang = 6.28/100.0*float(t)
# x,y = squircle( 200,50,ang)
# painter.drawPoint(300 + x,100 + y)
qp = QPolygonF()
h = 5
v = []
v.append(QPointF(ra_rad,0))
if not both_ways:
v.append(QPointF(ra_rad,-h/2))
else:
v.append(QPointF(ra_rad + 2*h,-2*h))
v.append(QPointF(ra_rad + 2*h,-h/2))
v.append(QPointF(d - rb_rad - 2*h,-h/2))
v.append(QPointF(d - rb_rad - 2*h,-2*h))
v.append(QPointF(d - rb_rad, 0))
v.append(QPointF(d - rb_rad - 2*h,+2*h))
v.append(QPointF(d - rb_rad - 2*h,+h/2))
if not both_ways:
v.append(QPointF(ra_rad,+h/2))
else:
v.append(QPointF(ra_rad + 2*h,+h/2))
v.append(QPointF(ra_rad + 2*h,+2*h))
v.append(QPointF(ra_rad,0))
p = QPolygonF(v)
item = QGraphicsPolygonItem(p)
item.translate(ca.x(),ca.y())
item.rotate(math.degrees(a))
return item
def _drawNodes(self,scene,selected_state,initial_state):
for i in scene.items():
scene.removeItem(i)
pos = dict()
sx = 1
sy = 1
if configuration.font_select:
sx = sx * 2
sy = sy
pos[OrderStatusType.preorder_definition] = (200*sx,200*sy)
pos[OrderStatusType.order_definition] = (10*sx,300*sy)
pos[OrderStatusType.order_ready_for_production] = (300*sx,300*sy)
pos[OrderStatusType.order_production_paused] = (200*sx,550*sy)
pos[OrderStatusType.order_completed] = (400*sx,600*sy)
pos[OrderStatusType.order_aborted] = (10*sx,600*sy)
mainlog.debug("_drawNodes : selected_state {}".format(selected_state))
mainlog.debug("_drawNodes : initial_state {}".format(initial_state))
for org in OrderStatusType.symbols():
x,y = pos[org]
item = QGraphicsSimpleTextItem(org.description)
if (selected_state and org in OrderStatusType.next_states(selected_state)) or org == initial_state or org == selected_state:
item = MyQGraphicsSimpleTextItem(org, self)
item.setFlags( item.flags() | QGraphicsItem.ItemIsSelectable)
if org == selected_state:
mainlog.debug("Preselcting {}".format(org))
item.setSelected(True)
item.setFont(self.thinfont)
item.setPos(x,y)
scene.addItem(item)
pos[org] = item.boundingRegion( item.sceneTransform()).boundingRect()
# scene.addRect(pos[org])
g_orgs = dict()
for org in OrderStatusType.symbols():
g_orgs[org] = OrderStatusType.next_states(org)
# Draw all arrows which don't end up or leave the selected_state
drawn = []
for org,dests in g_orgs.iteritems():
for dest in dests:
if selected_state != org and ((org,dest) not in drawn) and ((dest,org) not in drawn):
# If an arrow must have two directions, we draw it
# like that directly.
item = self._makeArrow( pos[org],pos[dest],dest in g_orgs and org in g_orgs[dest])
item.setPen(self.grey_pen)
scene.addItem( item)
drawn.append((org,dest))
if initial_state:
scene.addRect(pos[initial_state])
if selected_state:
for dest in OrderStatusType.next_states(selected_state):
item = self._makeArrow( pos[selected_state],pos[dest],False)
item.setBrush(QBrush(Qt.green))
scene.addItem( item)
drawn.append((org,dest))
@Slot()
def selectionChanged(self):
pass
def __init__(self,parent):
global configuration
super(OrderWorkflowDialog,self).__init__(parent)
self.grey_pen = QPen(Qt.gray)
title = _("Order workflow")
self.setWindowTitle(title)
self.title_widget = TitleWidget(title,self)
self.buttons = QDialogButtonBox()
self.buttons.addButton( QDialogButtonBox.Ok)
self.buttons.addButton( QDialogButtonBox.Cancel)
self.thinfont = QFont()
if configuration.font_select:
self.thinfont.setPointSize(self.thinfont.pointSize()*2)
self.scene = QGraphicsScene()
self.scene.selectionChanged.connect(self.selectionChanged)
self.view = QGraphicsView(self)
self.view.setRenderHint(QPainter.Antialiasing)
self.view.setScene(self.scene)
top_layout = QVBoxLayout()
top_layout.addWidget(self.title_widget)
top_layout.addWidget(self.view)
top_layout.addWidget(self.buttons)
self.setLayout(top_layout) # QWidget takes ownership of the layout
self.buttons.accepted.connect(self.save_and_accept)
self.buttons.rejected.connect(self.cancel)
self.initial_state = None
self.selected_state = None
self._drawNodes(self.scene,self.selected_state,self.initial_state)
def set_selected_state(self,selected_state,initial_state):
mainlog.debug("selected_state {}".format(selected_state))
mainlog.debug("initial_state {}".format(initial_state))
self.initial_state = initial_state
self.selected_state = selected_state
self._drawNodes(self.scene,selected_state,self.initial_state)
@Slot()
def cancel(self):
return super(OrderWorkflowDialog,self).reject()
@Slot()
def save_and_accept(self):
super(OrderWorkflowDialog,self).accept()
s = self.scene.selectedItems()
if s:
# In cas there are more than one item selected,
# we pick the first one (arbitrarily)
self.selected_state = s[0].state
else:
self.selected_state = self.initial_state