def paintEvent(self, event):
self._draw_graph()
self._draw_reticle()
painter = QtGui.QPainter(self)
try:
painter.setRenderHint(QtGui.QPainter.Antialiasing)
painter.setPen(QtGui.QPen())
painter.setBrush(QtGui.QBrush())
if self._graph:
painter.drawPixmap(0, 0, self._graph)
if self._path_max:
painter.setPen(Qt.green)
painter.drawPath(self._path_max)
painter.setOpacity(0.5)
if self._reticle:
painter.drawPixmap(0, 0, self._reticle)
finally:
painter.end()
python类QPen()的实例源码
def paint(self, painter, option, widget):
if not self.source() or not self.dest():
return
# Draw the line itself.
line = QtCore.QLineF(self.sourcePoint, self.destPoint)
if not(self.ColorEdgesFlag):
return
if line.length() == 0.0:
return
painter.setPen(QtGui.QPen(QtCore.Qt.black, 1, QtCore.Qt.SolidLine, QtCore.Qt.RoundCap, QtCore.Qt.RoundJoin))
painter.drawLine(line)
painter.setBrush(QtCore.Qt.black)
def paint(self, painter, option, index):
painter.fillRect(option.rect, index.data(QtCore.Qt.BackgroundRole))
super(NewWindowCorrelationTableDisplay.BackgroundDelegate, self).paint(painter, option, index)
if option.state & QtGui.QStyle.State_Selected:
painter.save()
# Changed to Green
pen = QtGui.QPen(QtCore.Qt.darkGreen, 2, QtCore.Qt.SolidLine, QtCore.Qt.SquareCap, QtCore.Qt.MiterJoin)
myrect = option.rect.adjusted(0, 1, 0, 0)
painter.setPen(pen)
painter.setPen(pen)
painter.drawLine(myrect.topLeft(), myrect.topRight())
painter.drawLine(option.rect.bottomRight() , option.rect.bottomLeft())
painter.drawLine(myrect.topLeft(), myrect.bottomLeft())
painter.drawLine(option.rect.topRight() + QtCore.QPoint(0, 2), option.rect.bottomRight()+ QtCore.QPoint(0, -2))
painter.restore()
def paint(self, painter, option, index):
painter.fillRect(option.rect, index.data(QtCore.Qt.BackgroundRole))
super(CorrelationTableDisplay.BackgroundDelegate, self).paint(painter, option, index)
if option.state & QtGui.QStyle.State_Selected:
painter.save()
# Pointer to green
pen = QtGui.QPen(QtCore.Qt.darkGreen, 2, QtCore.Qt.SolidLine, QtCore.Qt.SquareCap, QtCore.Qt.MiterJoin)
myrect = option.rect.adjusted(0, 1, 0, 0)
painter.setPen(pen)
painter.drawLine(myrect.topLeft(), myrect.topRight())
painter.drawLine(myrect.bottomLeft(), myrect.bottomRight())
if index.column() == 0:
painter.drawLine(myrect.topLeft(), myrect.bottomLeft())
if index.column() == index.model().columnCount()-1:
painter.drawLine(option.rect.topRight() + QtCore.QPoint(0, -1), option.rect.bottomRight()+ QtCore.QPoint(0, -1))
painter.restore()
def paint(self, painter, option, index):
painter.save()
painter.setPen(QtGui.QPen(QtCore.Qt.NoPen))
if option.state & QtGui.QStyle.State_Selected:
painter.setBrush(QtGui.QBrush(
self.parent().palette().highlight().color()))
else:
painter.setBrush(QtGui.QBrush(QtCore.Qt.white))
painter.drawRect(option.rect)
painter.setPen(QtGui.QPen(QtCore.Qt.black))
painter.drawText(option.rect, QtCore.Qt.AlignLeft|QtCore.Qt.AlignCenter,
index.data())
painter.restore()
def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.fillRect(event.rect(), QBrush(QColor(127, 127, 127, 127)))
painter.setPen(QPen(Qt.NoPen))
for i in range(6):
if int(self.counter / 10) % 6 == i:
factor = self.counter % 10
if factor >= 5:
factor = 5 - (self.counter % 5)
painter.setBrush(QBrush(QColor(95 + factor * 32, 127, 127)))
else:
painter.setBrush(QBrush(QColor(127, 127, 127)))
painter.drawEllipse(
self.width() / 2 + 30 * math.cos(2 * math.pi * i / 6.0) - 10,
self.height() / 2 + 30 * math.sin(2 * math.pi * i / 6.0) - 10,
20, 20)
painter.end()
def paint(self, painter, option, widget):
painter.setPen(QtCore.Qt.NoPen)
if self.graphWidget.VisualizationTheme == "ObjectFlow":
self.drawSubClusters(painter, self.radius)
painter.setBrush(self.CommunityColor)
painter.setPen(QtGui.QPen(QtCore.Qt.black, 0))
if (option.state & QtGui.QStyle.State_Selected):
circle_path = QtGui.QPainterPath()
painter.setPen(QtGui.QPen(QtCore.Qt.blue, 3))
circle_path.addEllipse(QtCore.QPointF(0,0),self.radius+2,self.radius+2);
painter.drawPath(circle_path)
else:
painter.drawEllipse(-4, -4, self.radius, self.radius)
elif self.graphWidget.VisualizationTheme == "ThemeRiver":
self.drawSubClustersTheme(painter,option, self.radius)
# Drawing the CirclePath Should denote a value
def drawSubClusters(self, painter, radius):
# Extrapolate the graph metrics and rank
Clusters = len(self.correspondingNodes)
step = float(math.pi/Clusters)
Radius = self.radius
angle = 0.0
c = 0
for i in self.correspondingNodes:
painter.setBrush(QtCore.Qt.blue)
painter.setPen(QtGui.QPen(QtCore.Qt.black, 0))
x = Radius * math.sin((2*c*math.pi)/Clusters)
y = Radius * math.cos((2*c*math.pi)/Clusters)
c = c + 1
# radius = float(self.graphWidget.widget.Centrality[i]*100)
radius = 10
# print radiuss
painter.drawEllipse(x,y,radius, radius)
angle = angle + step
def paint(self, painter, option, widget):
painter.setPen(QtCore.Qt.NoPen)
if self.graphWidget.VisualizationTheme == "ObjectFlow":
self.drawSubClusters(painter, self.radius)
painter.setBrush(self.CommunityColor)
painter.setPen(QtGui.QPen(QtCore.Qt.black, 0))
if (option.state & QtGui.QStyle.State_Selected):
circle_path = QtGui.QPainterPath()
painter.setPen(QtGui.QPen(QtCore.Qt.blue, 3))
circle_path.addEllipse(QtCore.QPointF(0,0),self.radius+2,self.radius+2);
painter.drawPath(circle_path)
else:
painter.drawEllipse(-4, -4, self.radius, self.radius)
elif self.graphWidget.VisualizationTheme == "ThemeRiver":
self.drawSubClustersTheme(painter,option, self.radius)
# Drawing the CirclePath Should denote a value
def paint(self, painter, option, index):
painter.fillRect(option.rect, index.data(QtCore.Qt.BackgroundRole))
super(NewWindowCorrelationTableDisplay.BackgroundDelegate, self).paint(painter, option, index)
if option.state & QtGui.QStyle.State_Selected:
painter.save()
# Changed to Green
pen = QtGui.QPen(QtCore.Qt.darkGreen, 2, QtCore.Qt.SolidLine, QtCore.Qt.SquareCap, QtCore.Qt.MiterJoin)
myrect = option.rect.adjusted(0, 1, 0, 0)
painter.setPen(pen)
painter.setPen(pen)
painter.drawLine(myrect.topLeft(), myrect.topRight())
painter.drawLine(option.rect.bottomRight() , option.rect.bottomLeft())
painter.drawLine(myrect.topLeft(), myrect.bottomLeft())
painter.drawLine(option.rect.topRight() + QtCore.QPoint(0, 2), option.rect.bottomRight()+ QtCore.QPoint(0, -2))
painter.restore()
def paint(self, painter, option, index):
painter.fillRect(option.rect, index.data(QtCore.Qt.BackgroundRole))
super(CorrelationTableDisplay.BackgroundDelegate, self).paint(painter, option, index)
if option.state & QtGui.QStyle.State_Selected:
painter.save()
# Pointer to green
pen = QtGui.QPen(QtCore.Qt.darkGreen, 2, QtCore.Qt.SolidLine, QtCore.Qt.SquareCap, QtCore.Qt.MiterJoin)
myrect = option.rect.adjusted(0, 1, 0, 0)
painter.setPen(pen)
painter.drawLine(myrect.topLeft(), myrect.topRight())
painter.drawLine(myrect.bottomLeft(), myrect.bottomRight())
if index.column() == 0:
painter.drawLine(myrect.topLeft(), myrect.bottomLeft())
if index.column() == index.model().columnCount()-1:
painter.drawLine(option.rect.topRight() + QtCore.QPoint(0, -1), option.rect.bottomRight()+ QtCore.QPoint(0, -1))
painter.restore()
def paint(self, painter, option, index):
painter.fillRect(option.rect, index.data(QtCore.Qt.BackgroundRole))
super(CommunityCorrelationTableDisplay.BackgroundDelegate, self).paint(painter, option, index)
if option.state & QtGui.QStyle.State_Selected:
painter.save()
# pointer to gree
pen = QtGui.QPen(QtCore.Qt.darkGreen, 2, QtCore.Qt.SolidLine, QtCore.Qt.SquareCap, QtCore.Qt.MiterJoin)
myrect = option.rect.adjusted(0, 1, 0, 0)
painter.setPen(pen)
painter.drawLine(myrect.topLeft(), myrect.topRight())
painter.drawLine(myrect.bottomLeft(), myrect.bottomRight())
if index.column() == 0:
painter.drawLine(myrect.topLeft(), myrect.bottomLeft())
if index.column() == index.model().columnCount()-1:
painter.drawLine(option.rect.topRight() + QtCore.QPoint(0, -1), option.rect.bottomRight()+ QtCore.QPoint(0, -1))
painter.restore()
def drawBarChart(self, painter, Highlight):
radiusOld = 10
width = float(radiusOld*2/self.slices)
assert self.slices == len(self.ColorQ)
setWidth = 0
j = -1
for i in range(self.slices):
if not(self.Highlight):
painter.setPen(QtGui.QPen(QtCore.Qt.black, 0.1))
else:
painter.setPen(QtGui.QPen(QtCore.Qt.blue, 1))
painter.setBrush(self.ColorQ[j])
radius = (float(self.AlphaValue[j]/255)*20)
rectangle = QtCore.QRectF(10-setWidth, 10, width, -radius);
painter.drawRect(rectangle)
setWidth += width
j = j-1
def paintEvent(self, event):
self._draw_graph()
self._draw_reticle()
painter = QtGui.QPainter(self)
try:
painter.setRenderHint(QtGui.QPainter.Antialiasing)
painter.setPen(QtGui.QPen())
painter.setBrush(QtGui.QBrush())
if self._graph:
painter.drawPixmap(0, 0, self._graph)
if self._path_max:
painter.setPen(Qt.green)
painter.drawPath(self._path_max)
painter.setOpacity(0.5)
if self._reticle:
painter.drawPixmap(0, 0, self._reticle)
finally:
painter.end()
def paintEvent(self, event):
self._draw_graph()
self._draw_reticle()
painter = QtGui.QPainter(self)
try:
painter.setRenderHint(QtGui.QPainter.Antialiasing)
painter.setPen(QtGui.QPen())
painter.setBrush(QtGui.QBrush())
if self._graph:
painter.drawPixmap(0, 0, self._graph)
if self._path_max:
painter.setPen(Qt.green)
painter.drawPath(self._path_max)
painter.setOpacity(0.5)
if self._reticle:
painter.drawPixmap(0, 0, self._reticle)
finally:
painter.end()
def paintEvent(self, event):
self._draw_graph()
self._draw_reticle()
painter = QtGui.QPainter(self)
try:
painter.setRenderHint(QtGui.QPainter.Antialiasing)
painter.setPen(QtGui.QPen())
painter.setBrush(QtGui.QBrush())
if self._graph:
painter.drawPixmap(0, 0, self._graph)
if self._path_max:
painter.setPen(Qt.green)
painter.drawPath(self._path_max)
painter.setOpacity(0.5)
if self._reticle:
painter.drawPixmap(0, 0, self._reticle)
finally:
painter.end()
def set_marker(self,point, bot):
scene_point = point
if self.marker_set:
self.scene.removeItem(self.marker_ellipse)
self.scene.removeItem(self.marker_line_h)
self.scene.removeItem(self.marker_line_v)
color = QtGui.QColor()
if bot:
color = QtGui.QColor(QtCore.Qt.red)
else:
color = QtGui.QColor(QtCore.Qt.darkGreen)
color.setAlpha(100)
pen = QtGui.QPen()
pen.setWidth(2)
pen.setColor(color)
self.marker_ellipse = self.scene.addEllipse(scene_point.x()-10,scene_point.y()-10,20,20,pen);
self.marker_line_h = self.scene.addLine(scene_point.x()-10,scene_point.y(),scene_point.x()+10,scene_point.y(),pen);
self.marker_line_v = self.scene.addLine(scene_point.x(),scene_point.y()-10,scene_point.x(),scene_point.y()+10,pen);
self.marker_set = True
if bot:
self.svg_item_bot.setVisible(True)
self.svg_item_top.setVisible(False)
if not self.is_flipped:
self.scale(-1,1)
self.is_flipped = True
else:
self.svg_item_bot.setVisible(False)
self.svg_item_top.setVisible(True)
if self.is_flipped:
self.scale(-1,1)
self.is_flipped = False
def paint(self, painter, option, widget):
painter.setPen(QtCore.Qt.NoPen)
painter.setBrush(self.CommunityColor)
painter.setPen(QtGui.QPen(QtCore.Qt.black, 0))
painter.drawEllipse(-4, -4, 10, 10)
def paint(self, painter, option, index):
if index.column() > 2:
super(SpectralModelsTableDelegate, self).paint(painter, option, index)
return None
painter.save()
# set background color
painter.setPen(QtGui.QPen(QtCore.Qt.NoPen))
if option.state & QtGui.QStyle.State_Selected:
painter.setBrush(QtGui.QBrush(
self.parent().palette().highlight().color()))
else:
# Does this row have a conflict?
conflicts = self.session._spectral_model_conflicts
conflict_indices = np.hstack([sum([], conflicts)])
row = index.row()
if row in conflict_indices:
for i, conflict in enumerate(conflicts):
if row in conflict:
color = _COLORS[i % len(_COLORS)]
break
painter.setBrush(QtGui.QBrush(QtGui.QColor(color)))
else:
painter.setBrush(QtGui.QBrush(QtCore.Qt.white))
painter.drawRect(option.rect)
# set text color
painter.setPen(QtGui.QPen(QtCore.Qt.black))
painter.drawText(option.rect, QtCore.Qt.AlignLeft|QtCore.Qt.AlignCenter, index.data())
painter.restore()
def drawSubClustersTheme(self, painter,option, Radius):
Clusters = len(self.correspondingNodes)
step = float(math.pi/Clusters)
Radius = self.radius
angle = 0.0
c = 0
for i in self.correspondingNodes:
painter.setBrush(self.CommunityColor)
painter.setPen(QtGui.QPen(QtCore.Qt.black, 0))
# radius = float(self.graphWidget.widget.communityDetectionEngine.Centrality[i]*100)
radius = self.X_Size*10
Thickness = float(radius) * 2
if (option.state & QtGui.QStyle.State_Selected):
painter.drawRect(-12, -12, 25, Thickness)
else:
painter.drawRect(-12, -12, 20, Thickness)
# x = Radius * math.sin((2*c*math.pi)/Clusters)
# y = Radius * math.cos((2*c*math.pi)/Clusters)
# c = c + 1
# # print radiuss
# painter.drawEllipse(x,y,radius, radius)
# angle = angle + step
# Drawing the CirclePath Should denote a value
def drawSubClustersTheme(self, painter,option, Radius):
Clusters = len(self.correspondingNodes)
step = float(math.pi/Clusters)
Radius = self.radius
angle = 0.0
c = 0
for i in self.correspondingNodes:
painter.setBrush(self.CommunityColor)
painter.setPen(QtGui.QPen(QtCore.Qt.black, 0))
# radius = float(self.graphWidget.widget.Centrality[i]*100)
radius = 10
Thickness = float(radius) * 2
if (option.state & QtGui.QStyle.State_Selected):
painter.drawRect(-12, -12, 25, Thickness)
else:
painter.drawRect(-12, -12, 20, Thickness)
# x = Radius * math.sin((2*c*math.pi)/Clusters)
# y = Radius * math.cos((2*c*math.pi)/Clusters)
# c = c + 1
# # print radiuss
# painter.drawEllipse(x,y,radius, radius)
# angle = angle + step
# Drawing the CirclePath Should denote a value
def drawOnePie(self,painter, Opacity=255, radius = 11):
radius = int(radius)
self.CommunityColor.setAlpha(Opacity)
painter.setPen(QtGui.QPen(self.CommunityColor, 0.1))
painter.setBrush(self.CommunityColor)
painter.drawEllipse(QtCore.QPointF(0,0),radius, radius)
def paint(self,painter,option, widget):
pen = QtGui.QPen()
pen.setWidth(1)
brush = QtGui.QBrush()
brush.setStyle(QtCore.Qt.SolidPattern)
brush.setColor(QtGui.QColor("white"))
painter.setBrush(brush)
painter.drawRect(self.rect)
def Paint_road(self,Road1,color,size=1):
pen=QtGui.QPen()
pen.setColor(color);
pen.setWidth(size);
self.__draw_road(Road1,pen)
def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
colour = self._colour
if not self._lit:
colour = self._colour.darker(300)
painter.setPen(QPen(Qt.black, 1))
painter.setBrush(QBrush(colour))
rect = event.rect()
radius = min(rect.width(), rect.height()) / 3
painter.drawEllipse(rect.center(), radius, radius)
painter.end()
def paint(self, painter, option, widget):
if not self.source() or not self.dest():
return
# Draw the line itself.
if self.ColorOnlySelectedNodesFlag:
if not(self.ColorEdgesFlag):
return
line = QtCore.QLineF(self.sourcePoint, self.destPoint)
# Should FIX the thickness values!!! fix me
painter.save()
"""
Painting the edge colors based on various factors
Not painting the edges if they are below certain threshold
Painting the edges to be black or just based on their colors
Painting highlighted colormaps
edge Thickness is a function of the weight of the edges
drawing z values so that they do not overalpp with others
"""
if self.ForCommunities:
painter.setPen(QtGui.QPen(self.communtiyColor1 ,self.communityWeight , QtCore.Qt.SolidLine, QtCore.Qt.RoundCap, QtCore.Qt.RoundJoin))
painter.drawLine(line)
else:
if self.ColorMap:
if self.EdgeThreshold < self.weight:
if not(self.ColorEdgesFlag):
self.setZValue(1)
self.EdgeColor.setAlpha(70)
painter.setPen(QtGui.QPen(self.EdgeColor ,self.edgeThickness , QtCore.Qt.SolidLine, QtCore.Qt.RoundCap, QtCore.Qt.RoundJoin))
painter.drawLine(line)
else:
self.setZValue(2)
if not(self.HighlightedColorMap):
# pointer to green
painter.setPen(QtGui.QPen(QtCore.Qt.darkGreen, self.edgeThickness , QtCore.Qt.SolidLine, QtCore.Qt.RoundCap, QtCore.Qt.RoundJoin))
else:
self.EdgeColor.setAlpha(255)
painter.setPen(QtGui.QPen(self.EdgeColor, self.thickHighlightedEdges , QtCore.Qt.SolidLine, QtCore.Qt.RoundCap, QtCore.Qt.RoundJoin))
painter.drawLine(line)
else:
if self.EdgeThreshold < self.weight:
if not(self.ColorEdgesFlag):
self.setZValue(1)
painter.setPen(QtGui.QPen(self.EdgeColor ,self.edgeThickness , QtCore.Qt.SolidLine, QtCore.Qt.RoundCap, QtCore.Qt.RoundJoin))
painter.drawLine(line)
else:
self.setZValue(2)
if not(self.HighlightedColorMap):
painter.setPen(QtGui.QPen(QtCore.Qt.darkGreen, self.edgeThickness , QtCore.Qt.SolidLine, QtCore.Qt.RoundCap, QtCore.Qt.RoundJoin))
else:
painter.setPen(QtGui.QPen(self.EdgeColor, self.thickHighlightedEdges , QtCore.Qt.SolidLine, QtCore.Qt.RoundCap, QtCore.Qt.RoundJoin))
painter.drawLine(line)
painter.restore()
def paint(self,painter,option, widget):
blackPen = QtGui.QPen()
whitePen = QtGui.QPen()
blackPen.setWidth(1)
whitePen.setWidth(1)
blackPen.setColor(QtGui.QColor("black"))
whitePen.setColor(QtGui.QColor("white"))
if self.isSelected():
gradient = QtGui.QLinearGradient(QtCore.QPointF(0, 0), QtCore.QPointF(0, 20))
gradient.setColorAt(0, QtGui.QColor(220,170,50))
gradient.setColorAt(0.3, QtGui.QColor(220,170,50))
gradient.setColorAt(1, QtGui.QColor(170,150,40))
#brush = QtGui.QBrush(gradient)
#brush.setStyle(QtCore.Qt.LinearGradientPattern)
brush = QtGui.QBrush(QtGui.QColor(220,160,50))
else:
gradient = QtGui.QLinearGradient(QtCore.QPointF(0, 0), QtCore.QPointF(0, 20))
gradient.setColorAt(0, QtGui.QColor(55,55,55))
gradient.setColorAt(0.3, QtGui.QColor(60,60,60))
gradient.setColorAt(1, QtGui.QColor(50,50,50))
#brush = QtGui.QBrush(gradient)
#brush.setStyle(QtCore.Qt.LinearGradientPattern)
#brush = QtGui.QBrush(QtGui.QColor(50,50,50))
brush = QtGui.QBrush(QtGui.QColor(32,61,74))
font = QtGui.QFont()
font.setFamily("Helvetica")
font.setStyleStrategy(QtGui.QFont.PreferAntialias)
font.setPointSize(14)
painter.setBrush(brush)
painter.setPen(blackPen)
painter.setFont(font)
painter.drawRoundedRect(self.rect,5,5)
#pen.setColor(QtGui.QColor("white"))
if self.scale > 0.75:
painter.setPen(whitePen)
painter.drawText(self.rect, QtCore.Qt.AlignCenter,self.name())
