def __init__(self, whex):
QGraphicsTextItem.__init__(self)
self.initValues(whex)
self.initPosition()
# self.initDocument()
self.initFont()
self.initMetricsValues()
def __init__(self, text, parent=None):
QGraphicsWidget.__init__(self, parent)
self.labelItem = QGraphicsTextItem(self)
self.setHtml(text)
self.labelItem.document().documentLayout().documentSizeChanged.connect(
self.onLayoutChanged)
def focusInEvent (self, event):
'''Re-implementation of the QGraphicsTextItem's method focusOInEvent in order to change the text colour to red.
@param event event
'''
self.setDefaultTextColor (Qt.red)
QGraphicsTextItem.focusOutEvent(self, event)
def initHeads(self):
self.offHead = QGraphicsTextItem()
self.hexHead = QGraphicsTextItem()
self.asciiHead = QGraphicsTextItem()
#Set Color
self.offHead.setDefaultTextColor(QColor(Qt.red))
self.hexHead.setDefaultTextColor(QColor(Qt.black))
self.asciiHead.setDefaultTextColor(QColor(Qt.darkCyan))
#Create Font
self.font = QFont("Gothic")
self.font.setFixedPitch(1)
self.font.setBold(False)
self.font.setPixelSize(14)
#Set Font
self.offHead.setFont(self.font)
self.hexHead.setFont(self.font)
self.asciiHead.setFont(self.font)
#Set Text
self.offHead.setPlainText("Offset")
self.hexHead.setPlainText("0 1 2 3 4 5 6 7 8 9 A B C D E F")
self.asciiHead.setPlainText("Ascii")
#Position
self.offHead.setPos(20, 0)
self.hexHead.setPos(95, 0)
self.asciiHead.setPos(520, 0)
#Add to scene
self.scene.addItem(self.offHead)
self.scene.addItem(self.hexHead)
self.scene.addItem(self.asciiHead)
headLine = QGraphicsLineItem(QLineF(0, 20, 615, 20))
self.scene.addItem(headLine)
def __init__(self, parent=None, scene=None):
super(EControlsGroup, self).__init__(parent, scene)
self.setFlag(QGraphicsItem.ItemIsMovable, True)
self.setAcceptsHoverEvents(True)
self.__kId = str(uuid.uuid1())
self.__name = QGraphicsTextItem()
self.__name.setPlainText('EddGroup')
self.__sWidth = 500
self.__sHeight = 20
self.__sExtra = 8
self.__controlsOffset = 5
self.__isDefaultPen = False
self.__pens = {
0: EDraw.EColor.DefaultLeaveHoverPen,
1: EDraw.EColor.DefaultEnterHoverPen
}
self.setPen(self.__pens[self.__isDefaultPen])
self.__shapeRect = QRectF(0, 0, self.__sWidth, self.__sHeight)
self.__controls = []
def setBlockHead(self):
self.blockHead = QGraphicsTextItem()
self.blockHead.setDefaultTextColor(QColor(Qt.red))
self.blockHead.setFont(self.font)
self.blockHead.setPlainText("Block")
self.blockHead.setPos(15, 0)
self.scene.addItem(self.blockHead)
class PendulumGraphics(Pendulum):
"""pendulum which renders itself in a QGraphicsView"""
def initGraphics(self, gView):
self.gView = gView
self.gScene = QGraphicsScene(self.gView)
self.gView.setScene(self.gScene)
self.gText = QGraphicsTextItem("Pendulum")
self.gText.moveBy(0, -120)
self.gGrid = Graphics.Items.Grid(size=(-140, -140, 140, 140), xstep=20, ystep=20,
toolTip='the main grid')
self.gCross = Graphics.Items.CrossX(toolTip='this is the fix point of the pendulum')
self.gAxes = Graphics.Items.Axes(toolTip='theese are x,y-axes')
self.gPendulum = GPendulum()
self.gPendulum.setProperties((self.mass, self.length, self.radius, self.gravity,
self.omega, self.friction))
self.gScene.addItem(self.gGrid)
self.gScene.addItem(self.gText)
self.gScene.addItem(self.gCross)
self.gScene.addItem(self.gAxes)
self.gScene.addItem(self.gPendulum)
self.gView.setSceneRect(QRectF(-140, -140, 280, 280))
self.gPendulum.rotate(self.phi.v)
def reset(self):
self.gPendulum.rotate(self.initValues['phi']-self.phi.v)
Pendulum.reset(self)
def update(self, timeStep):
Pendulum.update(self, timeStep)
self.gPendulum.rotate(self.phiStep)
def __init__(self, parent=None, scene=None):
super(EFrameLayout, self).__init__(parent, scene)
self.setFlag(QGraphicsItem.ItemIsMovable, True)
self.setAcceptsHoverEvents(True)
self.__name = QGraphicsTextItem()
self.__name.setPlainText('Frame Layout')
self.__handleWidth = 500
self.__handleHeight = 20
self.__separator = 5
self.__boundExtra = 3 + self.pen().width()
self.__handleRect = QRectF(0.0, 0.0, self.__handleWidth,
self.__handleHeight)
self.__controlsBound = 0.0
self.__controls = []
self.__isDefaultPen = False
self.__isCollapsed = True
self.__pens = {
0: EDraw.EColor.DefaultLeaveHoverPen,
1: EDraw.EColor.DefaultEnterHoverPen
}
self.setPen(self.__pens[self.__isDefaultPen])
def __init__(self, canvas, text="", x=0, y=0,
alignment=Qt.AlignLeft | Qt.AlignTop, bold=0, font=None, z=0,
html_text=None, tooltip=None, show=1, vertical=False):
QGraphicsTextItem.__init__(self, text, None)
if font:
self.setFont(font)
if bold:
font = self.font()
font.setBold(bold)
self.setFont(font)
if html_text:
self.setHtml(html_text)
self.alignment = alignment
self.vertical = vertical
if vertical:
self.setRotation(-90)
self.setPos(x, y)
self.x, self.y = x, y
self.setZValue(z)
if tooltip:
self.setToolTip(tooltip)
if show:
self.show()
else:
self.hide()
if canvas is not None:
canvas.addItem(self)
def showTextLabel(self, x, y, secure=25):
"""
add labels of principle peaks of spectrum or chroma
on the plot, return the labels, that we can show hide
"""
maxis = [] #will contain tuple(rt, intens)
indexes = []
#from core.MetObjects import MSAbstractTypes
from scipy.ndimage import gaussian_filter1d as gauss
z = gauss(y, 1)
#z = MSAbstractTypes.computeBaseLine(z, 92., 0.8)
i = 0
while i < len(z) - 1:
while z[i + 1] >= z[i] and i < len(y) - 2:
i += 1
maxis.append((x[i], y[i]))
indexes.append(i)
while z[i + 1] <= z[i] and i < len(z) - 2:
i += 1
i += 1
labels = []
for t in sorted(maxis, key=lambda x: x[1])[-5:]:
g = QGraphicsTextItem(str(t[0]))
g.setFlag(QGraphicsItem.ItemIgnoresTransformations)
font = QApplication.font()
font.setPointSizeF(6.5)
g.setFont(font)
g.setDefaultTextColor(Qt.black)
g.setPos(t[0], t[1])
labels.append(g)
self.pw.addItem(g)
return labels
def keyPressEvent (self, event):
'''Re-implementation of the QGraphicsTextItem's method keyPressEvent in order to provide QGraphicsTextItem with the QLineEdit's textChanged Event.
@param event event
'''
self.emit (SIGNAL ('textChanged(QString)'), QString(self.toPlainText()))
QGraphicsTextItem.keyPressEvent(self, event)
def setOffsetHead(self):
self.offHead = QGraphicsTextItem()
self.offHead.setDefaultTextColor(QColor(Qt.red))
self.offHead.setFont(self.font)
self.offHead.setPlainText("Offset(Kb)")
self.offHead.setPos(5, 0)
self.scene.addItem(self.offHead)
def __init__(self,
parent,
name='Untitled',
width=180,
height=40,
blockColor="#A5A2A5",
data=None,
bold=False,
italic=False,
status=True):
"""
Constructor
"""
QGraphicsRectItem.__init__(self)
self.parentWidget = parent
self.internalData = data
self.status = status
color = QColor(0, 0, 0)
color.setNamedColor(blockColor)
self.setPen(QPen(color, 2))
if sys.version_info > (3, ) and isinstance(name, bytes):
name = str(name, "utf8", errors="ignore")
self.label = QGraphicsTextItem(name, self)
self.setFlags(self.ItemIsSelectable)
self.setCursor(QCursor(Qt.PointingHandCursor))
self.changeSize(width, height)
def __init__(self, *args):
QGraphicsObject.__init__(self, *args)
self.setFlag(QGraphicsItem.ItemHasNoContents, True)
self.setAcceptedMouseButtons(Qt.RightButton | Qt.LeftButton)
self.setAcceptHoverEvents(True)
self.setZValue(self.Z_VALUE)
self.sourceItem = None
self.sourceAnchor = None
self.sinkItem = None
self.sinkAnchor = None
self.curveItem = LinkCurveItem(self)
self.sourceIndicator = LinkAnchorIndicator(self)
self.sinkIndicator = LinkAnchorIndicator(self)
self.sourceIndicator.hide()
self.sinkIndicator.hide()
self.linkTextItem = QGraphicsTextItem(self)
self.__sourceName = ""
self.__sinkName = ""
self.__dynamic = False
self.__dynamicEnabled = False
self.hover = False
def bgc_name_face(node, *args, **kargs):
"""
This is the item generator. It must receive a node object, and
returns a Qt4 graphics item that can be used as a node face.
"""
# Receive an arbitrary number of arguments, in this case width and
# Height of the faces and the information about the BGC
width = args[0]
height = args[1]
# Add the popup
interactive_face = InteractiveItem("Class : {}\nRelated MIBiG : {}\nCluster family : {}".format(args[2], args[4], args[3]), 0, 0, width, height)
# Keep a link within the item to access node info
interactive_face.node = node
# Remove border around the masterItem
interactive_face.setPen(QPen(QtCore.Qt.NoPen))
# Add ellipse around text
ellipse = QGraphicsEllipseItem(interactive_face.rect())
ellipse.setParentItem(interactive_face)
# Change ellipse color
ellipse.setBrush(QBrush(QColor(args[6])))
# Add node name within the ellipse
text = QGraphicsTextItem(args[5])
text.setTextWidth(50)
text.setParentItem(ellipse)
# Center text according to masterItem size
text_width = text.boundingRect().width()
text_height = text.boundingRect().height()
center = interactive_face.boundingRect().center()
text.setPos(center.x()-text_width/2, center.y()-text_height/2)
return interactive_face
def __init__(self, canvas, text="", x=0, y=0,
alignment=Qt.AlignLeft | Qt.AlignTop, bold=0, font=None, z=0,
html_text=None, tooltip=None, show=1, vertical=False):
QGraphicsTextItem.__init__(self, text, None)
if font:
self.setFont(font)
if bold:
font = self.font()
font.setBold(bold)
self.setFont(font)
if html_text:
self.setHtml(html_text)
self.alignment = alignment
self.vertical = vertical
if vertical:
self.setRotation(-90)
self.setPos(x, y)
self.x, self.y = x, y
self.setZValue(z)
if tooltip:
self.setToolTip(tooltip)
if show:
self.show()
else:
self.hide()
if canvas is not None:
canvas.addItem(self)
def keyPressEvent(self, keyEvent):
if keyEvent.key() == Qt.Key_Return or keyEvent.key() == Qt.Key_Enter:
if self.__isSingleLine:
self.setTextInteractionFlags(Qt.NoTextInteraction)
return
QGraphicsTextItem.keyPressEvent(self, keyEvent)
def __init__(self, text, parent=None, **kwargs):
super().__init__(parent, **kwargs)
self.labelItem = QGraphicsTextItem(self)
self.setHtml(text)
self.labelItem.document().documentLayout().documentSizeChanged.connect(
self.onLayoutChanged
)
def focusOutEvent (self, event):
'''Re-implementation of the QGraphicsTextItem's method focusOutEvent in order to provide QGraphicsTextItem with the QLineEdit's textChanged Event.
@param event event
'''
self.emit (SIGNAL ('textChanged(QString)'), QString(self.toPlainText()))
self.setDefaultTextColor (QColor (Qt.white).light (255))
QGraphicsTextItem.focusOutEvent(self, event)
def keyPressEvent(self, keyEvent):
if keyEvent.key() == Qt.Key_Return or keyEvent.key() == Qt.Key_Enter:
if self.__isSingleLine:
self.setTextInteractionFlags(Qt.NoTextInteraction)
return
QGraphicsTextItem.keyPressEvent(self, keyEvent)
def __init__(self, str0='', parent=None, scene=None):
QGraphicsTextItem.__init__ (self, str0, parent, scene)
self.setAcceptHoverEvents (False)
self.setAcceptedMouseButtons (Qt.NoButton)
self.setAcceptDrops (False)
self.setAcceptTouchEvents (False)
def keyPressEvent(self, event):
""" Stuff to do during key press events.
For now we have to adjust the outline box.
"""
QGraphicsTextItem.keyPressEvent(self, event)
self.adjust_size()
def keyPressEvent(self, event):
""" Stuff to do during key press events.
For now we have to adjust the outline box.
"""
QGraphicsTextItem.keyPressEvent(self, event)
self.adjust_size()
def __init__(self, text, parent):
QGraphicsObject.__init__(self, parent)
self.text_item = QGraphicsTextItem(text + ':', self)
f = self.text_item.font()
f.setBold(True)
self.text_item.setFont(f)
self.rect_item = QGraphicsRectItem(self.text_item.boundingRect(), self)
self.rect_item.setPen(QPen(Qt.NoPen))
self.rect_item.stackBefore(self.text_item)
def paint( self, painter, option, widget ):
""" Draws the edge text """
# Hide the dotted outline
itemOption = QStyleOptionGraphicsItem( option )
if itemOption.state & QStyle.State_Selected != 0:
itemOption.state = itemOption.state & ~QStyle.State_Selected
QGraphicsTextItem.paint( self, painter, itemOption, widget )
return
def paint(self, painter, option, widget):
""" Draws the edge text """
# Hide the dotted outline
itemOption = QStyleOptionGraphicsItem(option)
if itemOption.state & QStyle.State_Selected != 0:
itemOption.state = itemOption.state & ~QStyle.State_Selected
QGraphicsTextItem.paint(self, painter, itemOption, widget)
return
def showTextLabel(self, x, y, secure=25):
"""
add labels of principle peaks of spectrum or chroma
on the plot, return the labels, that we can show hide
"""
maxis=[]#will contain tuple(rt, intens)
indexes=[]
#from core.MetObjects import MSAbstractTypes
from scipy.ndimage import gaussian_filter1d as gauss
z=gauss(y, 1)
#z = MSAbstractTypes.computeBaseLine(z, 92., 0.8)
i=0
while i <len(z)-1:
while z[i+1] >= z[i] and i < len(y)-2:
i+=1
maxis.append((x[i], y[i]))
indexes.append(i)
while z[i+1] <= z[i] and i<len(z)-2:
i+=1
i+=1
labels=[]
for t in sorted(maxis, key=lambda x:x[1])[-5:]:
g=QGraphicsTextItem(str(t[0]))
g.setFlag(QGraphicsItem.ItemIgnoresTransformations)
font=QApplication.font()
font.setPointSizeF(6.5)
g.setFont(font)
g.setDefaultTextColor(Qt.black)
g.setPos(t[0], t[1])
labels.append(g)
self.pw.addItem(g)
return labels
def qt_test():
"""
Test that Qt actually works
"""
scene = QGraphicsScene()
text = QGraphicsTextItem(None, scene)
text.setHtml("<h2 align=\"center\">hello</h2><h2 align=\"center\">world 12334345354444444444444444444444444</h2>123");
text.setPos(QPointF(25,25))
view = QGraphicsView(scene)
view.show()
sys.exit(app.exec_())
def __init__(self, parent=None, text=""):
super(QGraphicsPathItem, self).__init__(parent)
self.setAcceptHoverEvents(True)
self.setPen(QPen(Qt.NoPen))
self.text = QGraphicsTextItem(self)
layout = self.text.document().documentLayout()
layout.documentSizeChanged.connect(self._onLayoutChanged)
self._text = ""
self._anchor = QPointF()
def __init__(self, parent=None, graphicView=None, graphicScene=None):
QGraphicsItem.__init__(self)
self.set_default_data()
self.className = QGraphicsTextItem(self)
self.functionsItem = FunctionsContainerModel(self)
self.className.setPlainText(self.defaultClassName)
self.setFlag(self.ItemIsMovable)
self.setFlag(self.ItemSendsGeometryChanges)
self.functionsItem.setPos(0, self.__get_title_height())
self.attributesItem = FunctionsContainerModel(self)
self.attributesItem.setPos(0, self.functionsItem.get_height())
def label(self):
if self._label:
return self._label
label = QGraphicsTextItem("")
label.setVisible(False)
label.setFont(self._font)
label.setParentItem(self)
label.setTextInteractionFlags(Qt.TextEditorInteraction)
label.inputMethodEvent = self.inputProcess
self._label = label
self._label.hide()
return label
def __init__(self,
id,
title='',
title_above=False,
title_location=AxisMiddle,
line=None,
arrows=0,
plot=None,
bounds=None):
QGraphicsItem.__init__(self)
self.setFlag(QGraphicsItem.ItemHasNoContents)
self.setZValue(AxisZValue)
self.id = id
self.title = title
self.title_location = title_location
self.data_line = line
self.plot = plot
self.graph_line = None
self.size = None
self.scale = None
self.tick_length = (10, 5, 0)
self.arrows = arrows
self.title_above = title_above
self.line_item = QGraphicsLineItem(self)
self.title_item = QGraphicsTextItem(self)
self.end_arrow_item = None
self.start_arrow_item = None
self.show_title = False
self.scale = None
path = QPainterPath()
path.setFillRule(Qt.WindingFill)
path.moveTo(0, 3.09)
path.lineTo(0, -3.09)
path.lineTo(9.51, 0)
path.closeSubpath()
self.arrow_path = path
self.label_items = []
self.label_bg_items = []
self.tick_items = []
self._ticks = []
self.zoom_transform = QTransform()
self.labels = None
self.values = None
self._bounds = bounds
self.auto_range = None
self.auto_scale = True
self.zoomable = False
self.update_callback = None
self.max_text_width = 50
self.text_margin = 5
self.always_horizontal_text = False
def paint(self, painter, option, widget=None):
painter.setPen(self.pen())
painter.setBrush( EDraw.EColor.DefaultFillColor )
style = QStyleOptionGraphicsItem()
style.state = ( QStyle.State_None )
painter.drawPolygon( EDraw.DefaultPolygon( self.boundingRect().width(), self.boundingRect().height() ) )
painter.translate( self.boundingRect().height() / 2 , 0.0)
QGraphicsTextItem.paint(self, painter, style, widget)
def LoopText(self):
self.textItem = QGraphicsTextItem()
self.textItem.setPlainText('Muodostui silmukka')
self.scene().addItem(self.textItem)
self.textItem.setZValue(2)
self.textItem.setPos(200,0)
fontti = QFont()
fontti.setPointSize(40)
self.textItem.setFont(fontti)
timer = QTimer()
timer.singleShot(3000,self.removeLoopText)
class GraphicsTextWidget(QGraphicsWidget):
def __init__(self, text, parent=None, **kwargs):
super().__init__(parent, **kwargs)
self.labelItem = QGraphicsTextItem(self)
self.setHtml(text)
self.labelItem.document().documentLayout().documentSizeChanged.connect(
self.onLayoutChanged
)
def setGeometry(self, rect):
self.prepareGeometryChange()
super().setGeometry(rect)
def onLayoutChanged(self, *args):
self.updateGeometry()
def sizeHint(self, which, constraint=QSizeF()):
if which == Qt.MinimumSize:
return self.labelItem.boundingRect().size()
else:
return self.labelItem.boundingRect().size()
def setTextWidth(self, width):
self.labelItem.setTextWidth(width)
def setHtml(self, text):
self.labelItem.setHtml(text)
def scientific_name_face(node, *args, **kwargs):
scientific_name_text = QGraphicsTextItem()
words = node.visual_label.split()
text = []
if hasattr(node, 'bg_col'):
container_div = '<div style="background-color:{};">'.format(node.bgcolor)
text.append(container_div)
if len(words) < 2:
# some sort of acronym or bin name, leave it alone
text.extend(words)
elif len(words) > 2:
if words[0] == 'Candidatus':
# for candidatus names, only the Candidatus part is italicised
# name shortening it for brevity
text.append('<i>Ca.</i>')
text.extend(words[1:])
elif re.match('^[A-Z]+$', words[0]):
# If the first word is in all caps then it is an abreviation
# so we don't want to italicize that at all
text.extend(words)
else:
# assume that everything after the second word is strain name
# which should not get italicised
text.extend(['<i>'+words[0],words[1]+'</i>'])
text.extend(words[2:])
else:
text.extend(['<i>'+words[0],words[1]+'</i>'])
if hasattr(node, 'bg_col'):
text.append('</div>')
scientific_name_text.setHtml(' '.join(text))
#print(scientific_name_text.boundingRect().width(), scientific_name_text.boundingRect().height())
# below is a bit of a hack - I've found that the height of the bounding
# box gives a bit too much padding around the name, so I just minus 10
# from the height and recenter it. Don't know whether this is a generally
# applicable number to use
masterItem = QGraphicsRectItem(0, 0, scientific_name_text.boundingRect().width(), scientific_name_text.boundingRect().height() - 10)
scientific_name_text.setParentItem(masterItem)
center = masterItem.boundingRect().center()
scientific_name_text.setPos(masterItem.boundingRect().x(), center.y() - scientific_name_text.boundingRect().height()/2)
# I dont want a border around the masterItem
masterItem.setPen(QPen(QtCore.Qt.NoPen))
return masterItem
def __init__(self, parent, *args, **kwargs):
QGraphicsTextItem.__init__(self, *args)
GraphNode.__init__(self, **kwargs)
self._background_brush = None
self._rect = None
self.parent = parent
font = self.font()
font.setPointSize(10)
self.setFont(font)
self.droplet = GraphicsDroplet(-5, 0, 10, 10, self)
self.droplet.setPos(self.rect().center().x(), self.rect().height())
self.document().contentsChanged.connect(self.update_contents)
self.isOpen = True
self.setFlag(QGraphicsItem.ItemIsSelectable, True)
def paint(self, painter, option, widget=None):
painter.setPen(self.pen())
painter.setBrush(EDraw.EColor.DefaultFillColor)
style = QStyleOptionGraphicsItem()
style.state = (QStyle.State_None)
painter.drawPolygon(
EDraw.DefaultPolygon(self.boundingRect().width(),
self.boundingRect().height()))
painter.translate(self.boundingRect().height() / 2, 0.0)
QGraphicsTextItem.paint(self, painter, style, widget)
def paint(self, painter, option, widget=None):
rect = self.rect()
if self.isSelected():
option.state ^= QStyle.State_Selected
font = self.document().defaultFont()
painter.setFont(font)
if self.parent:
draw_text = self.node_inst.description
if self.parent.x() > self.x(): # node is to the left
fm = QFontMetrics(font)
x = rect.width() / 2 - fm.width(draw_text) - 4
else:
x = rect.width() / 2 + 4
painter.drawText(QPointF(x, -self.line_descent - 1), draw_text)
painter.save()
painter.setBrush(self.backgroundBrush)
painter.setPen(QPen(Qt.black, 3 if self.isSelected() else 0))
adjrect = rect.adjusted(-3, 0, 0, 0)
if not self.node_inst.children:
painter.drawRoundedRect(adjrect, 4, 4)
else:
painter.drawRect(adjrect)
painter.restore()
painter.setClipRect(rect)
return QGraphicsTextItem.paint(self, painter, option, widget)
def __init__(self, rect=None):
super(TaskGraphicsItem, self).__init__()
if rect is not None:
self.setRect(rect)
self.setPen(QPen(Qt.NoPen))
# Setup the text item
self.textItem = QGraphicsTextItem()
self.textItem.setParentItem(self)
self.textItem.rotate(-90)
self.textItem.setDefaultTextColor(QColor(255, 255, 255))
# The dimensions to reach via a LERP.
self.startPos = QPointF(0, 0)
self.endPos = QPointF(0, 0)
self.startDiameter = 1
self.endDiameter = 1
self.centerMark = QGraphicsEllipseItem()
self.centerMark.setBrush(QBrush(Qt.white))
self.centerMark.setPen(QPen(Qt.NoPen))
self.centerMark.setParentItem(self)
self.pid = -1
# To determine if it is associated with an active process.
self.used = False
def __init__(self, title, palette, values, parent):
QGraphicsObject.__init__(self, parent)
GraphicsWidgetAnchor.__init__(self)
self.parent = self.legend = parent
self.palette = palette
self.values = values
self.title = QGraphicsTextItem('%s:' % title, self)
f = self.title.font()
f.setBold(True)
self.title.setFont(f)
self.title_item = QGraphicsRectItem(self.title.boundingRect(), self)
self.title_item.setPen(QPen(Qt.NoPen))
self.title_item.stackBefore(self.title)
self.label_items = [QGraphicsTextItem(text, self) for text in values]
for i in self.label_items:
i.setTextWidth(50)
self.rect = QRectF()
self.gradient_item = QGraphicsRectItem(self)
self.gradient = QLinearGradient()
self.gradient.setStops([(v * 0.1, self.palette[v * 0.1])
for v in range(11)])
self.orientation = Qt.Horizontal
self.set_orientation(Qt.Vertical)
self.setFlag(QGraphicsItem.ItemIgnoresTransformations, True)
self.setFlag(QGraphicsItem.ItemIsMovable, True)
def __init__(self, *args):
QGraphicsObject.__init__(self, *args)
self.setFlag(QGraphicsItem.ItemHasNoContents, True)
self.setAcceptedMouseButtons(Qt.RightButton | Qt.LeftButton)
self.setAcceptHoverEvents(True)
self.setZValue(self.Z_VALUE)
self.sourceItem = None
self.sourceAnchor = None
self.sinkItem = None
self.sinkAnchor = None
self.curveItem = LinkCurveItem(self)
self.sourceIndicator = LinkAnchorIndicator(self)
self.sinkIndicator = LinkAnchorIndicator(self)
self.sourceIndicator.hide()
self.sinkIndicator.hide()
self.linkTextItem = QGraphicsTextItem(self)
self.__sourceName = ""
self.__sinkName = ""
self.__dynamic = False
self.__dynamicEnabled = False
self.hover = False
def __init__( self, edge ):
text = edge.label.replace( '\\n', '\n' )
QGraphicsTextItem.__init__( self, text )
font = QFont( "Arial", 10 )
self.setFont( font )
metric = QFontMetrics( font )
rec = metric.boundingRect( 0, 0, 10000, 10000, Qt.AlignCenter, text )
self.setPos( edge.labelX - rec.width() / 2,
edge.labelY - rec.height() / 2 )
# To make double click not delivered
self.setFlag( QGraphicsItem.ItemIsSelectable, False )
return
def setPos(self, x, y):
self.x, self.y = x, y
rect = QGraphicsTextItem.boundingRect(self)
if self.vertical:
h, w = rect.height(), rect.width()
rect.setWidth(h)
rect.setHeight(-w)
if int(self.alignment & Qt.AlignRight):
x -= rect.width()
elif int(self.alignment & Qt.AlignHCenter):
x -= rect.width() / 2.
if int(self.alignment & Qt.AlignBottom):
y -= rect.height()
elif int(self.alignment & Qt.AlignVCenter):
y -= rect.height() / 2.
QGraphicsTextItem.setPos(self, x, y)
def setPos(self, x, y):
self.x, self.y = x, y
rect = QGraphicsTextItem.boundingRect(self)
if self.vertical:
h, w = rect.height(), rect.width()
rect.setWidth(h)
rect.setHeight(-w)
if int(self.alignment & Qt.AlignRight):
x -= rect.width()
elif int(self.alignment & Qt.AlignHCenter):
x -= rect.width() / 2.
if int(self.alignment & Qt.AlignBottom):
y -= rect.height()
elif int(self.alignment & Qt.AlignVCenter):
y -= rect.height() / 2.
QGraphicsTextItem.setPos(self, x, y)
def __init__(self, edge):
text = edge.label.replace('\\n', '\n')
QGraphicsTextItem.__init__(self, text)
font = QFont("Arial", 10)
self.setFont(font)
metric = QFontMetrics(font)
rec = metric.boundingRect(0, 0, 10000, 10000, Qt.AlignCenter, text)
self.setPos(edge.labelX - rec.width() / 2,
edge.labelY - rec.height() / 2)
# To make double click not delivered
self.setFlag(QGraphicsItem.ItemIsSelectable, False)
return
def setItems(self, items):
if self._items:
self.clear()
self._items = list(items)
for item in self._items:
item.setParentItem(self)
item.setVisible(True)
fmt = self.TitleFormat.format
font = self.font()
font.setPixelSize(14)
for item in items:
text = GraphicsTextEdit(self)
text.setFont(font)
text.setDefaultTextColor(QColor("#333"))
text.setHtml(fmt(escape(item.text), item.count))
text.adjustSize()
text.editingStarted.connect(self._on_editingStarted)
text.editingFinished.connect(self._on_editingFinished)
text.documentSizeChanged.connect(self._on_itemTextSizeChanged)
self._textitems.append(text)
self._vennareas = [
VennIntersectionArea(parent=self) for i in range(2**len(items))
]
self._subsettextitems = [
QGraphicsTextItem(parent=self) for i in range(2**len(items))
]
self._updateLayout()
class TimestampItem(QGraphicsRectItem):
"""
Represents a block in the diagram
"""
def __init__(self, parent, name='Untitled', width=180, height=40):
"""
Constructor
"""
QGraphicsRectItem.__init__(self)
self.parentWidget = parent
if sys.version_info > (3, ):
if isinstance(name, bytes):
name = str(name, "utf8", errors="ignore")
self.label = QGraphicsTextItem(name, self)
self.setColor(blockColor="#FFFFFF")
self.changeSize(width, height)
def setColor(self, blockColor):
"""
Set color
"""
color = QColor(0, 0, 0)
color.setNamedColor(blockColor)
self.setPen(QPen(color, 1))
self.setBrush(QBrush(color))
def changeSize(self, w, h):
"""
Resize block function
"""
# Limit the block size
self.setRect(0.0, 0.0, w, h)
# center label:
rect = self.label.boundingRect()
lw, lh = rect.width(), rect.height()
lx = (w - lw) / 2
ly = (h - lh) / 2
self.label.setPos(lx, ly)
return w, h
def __init__(self, text, parent=None):
QGraphicsWidget.__init__(self, parent)
self.labelItem = QGraphicsTextItem(self)
self.setHtml(text)
self.labelItem.document().documentLayout().documentSizeChanged.connect(
self.onLayoutChanged
)
def paint(self, painter, option, widget=None):
QGraphicsTextItem.paint(self, painter, option, widget)
# Draw placeholder text if necessary
if not (self.toPlainText() and self.toHtml()) and \
self.__placeholderText and \
not (self.hasFocus() and \
self.textInteractionFlags() & Qt.TextEditable):
brect = self.boundingRect()
painter.setFont(self.font())
metrics = painter.fontMetrics()
text = metrics.elidedText(self.__placeholderText, Qt.ElideRight,
brect.width())
color = self.defaultTextColor()
color.setAlpha(min(color.alpha(), 150))
painter.setPen(QPen(color))
painter.drawText(brect, Qt.AlignTop | Qt.AlignLeft, text)
def paint(self, painter, option, widget=None):
QGraphicsTextItem.paint(self, painter, option, widget)
# Draw placeholder text if necessary
if not (self.toPlainText() and self.toHtml()) and \
self.__placeholderText and \
not (self.hasFocus() and \
self.textInteractionFlags() & Qt.TextEditable):
brect = self.boundingRect()
painter.setFont(self.font())
metrics = painter.fontMetrics()
text = metrics.elidedText(self.__placeholderText, Qt.ElideRight,
brect.width())
color = self.defaultTextColor()
color.setAlpha(min(color.alpha(), 150))
painter.setPen(QPen(color))
painter.drawText(brect, Qt.AlignTop | Qt.AlignLeft, text)
def get_text_item(self): text_item = QGraphicsTextItem(self.text.text, None) text_item.setDefaultTextColor(self.text.style.colour) # QGraphicsTextItem #text_item.setPen(self.text.style.colour) # QGraphicsSimpleTextItem text_item.setFont(self.text.style.font) text_item.setPos(0,0) return text_item
def __init__(self, text, parent):
QGraphicsObject.__init__(self, parent)
self.text_item = QGraphicsTextItem(text + ':', self)
f = self.text_item.font()
f.setBold(True)
self.text_item.setFont(f)
self.rect_item = QGraphicsRectItem(self.text_item.boundingRect(), self)
self.rect_item.setPen(QPen(Qt.NoPen))
self.rect_item.stackBefore(self.text_item)
class OWLegendTitle(QGraphicsObject):
"""
A legend item that shows ``text`` with a bold font and no symbol.
"""
def __init__(self, text, parent):
QGraphicsObject.__init__(self, parent)
self.text_item = QGraphicsTextItem(text + ':', self)
f = self.text_item.font()
f.setBold(True)
self.text_item.setFont(f)
self.rect_item = QGraphicsRectItem(self.text_item.boundingRect(), self)
self.rect_item.setPen(QPen(Qt.NoPen))
self.rect_item.stackBefore(self.text_item)
def boundingRect(self):
return self.text_item.boundingRect()
def paint(self, painter, option, widget):
pass
def __init__(self, text, x, y, align, bold=0, color=None, brushColor=None, size=None):
orangeqt.PlotItem.__init__(self)
self.setFlag(QGraphicsItem.ItemIgnoresTransformations, True)
self._item = QGraphicsTextItem(text, parent=self)
self._data_point = QPointF(x, y)
f = self._item.font()
f.setBold(bold)
if size:
f.setPointSize(size)
self._item.setFont(f)
self._item.setPos(x, y)
