本文整理汇总了Python中Qt.QtGui.QBrush方法的典型用法代码示例。如果您正苦于以下问题:Python QtGui.QBrush方法的具体用法?Python QtGui.QBrush怎么用?Python QtGui.QBrush使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Qt.QtGui
的用法示例。
在下文中一共展示了QtGui.QBrush方法的13个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: drawBackground
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def drawBackground(self, painter, rect):
"""
Draw a grid in the background.
"""
config = self.parent().config
self._brush = QtGui.QBrush()
self._brush.setStyle(QtCore.Qt.SolidPattern)
self._brush.setColor(utils._convertDataToColor(config['bg_color']))
painter.fillRect(rect, self._brush)
if self.views()[0].gridVisToggle:
leftLine = rect.left() - rect.left() % self.gridSize
topLine = rect.top() - rect.top() % self.gridSize
lines = list()
i = int(leftLine)
while i < int(rect.right()):
lines.append(QtCore.QLineF(i, rect.top(), i, rect.bottom()))
i += self.gridSize
u = int(topLine)
while u < int(rect.bottom()):
lines.append(QtCore.QLineF(rect.left(), u, rect.right(), u))
u += self.gridSize
self.pen = QtGui.QPen()
self.pen.setColor(utils._convertDataToColor(config['grid_color']))
self.pen.setWidth(0)
painter.setPen(self.pen)
painter.drawLines(lines)
示例2: _createStyle
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def _createStyle(self, parent):
"""
Read the attribute style from the configuration file.
"""
config = parent.scene().views()[0].config
self.brush = QtGui.QBrush()
self.brush.setStyle(QtCore.Qt.SolidPattern)
self.brush.setColor(utils._convertDataToColor(config[self.preset]['plug']))
示例3: drawWidget
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def drawWidget(self, qp):
w = self.width()
h = self.height()
gradient = QtGui.QLinearGradient(0, 0, w, h)
for i in range(11):
hue = self.getHue(i * 0.1)
gradient.setColorAt(i * 0.1, QtGui.QColor(hue[0] * 255, hue[1] * 255, hue[2] * 255))
qp.setBrush(QtGui.QBrush(gradient))
qp.drawRect(0, 0, w, h)
示例4: __init__
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def __init__(self, raw_ramp, parent=None, bezier=False):
"""
:param raw_ramp: Core ramp that will perform the interpolation
:type raw_ramp: :obj:`PyFlow.Core.structs.splineRamp`
:param parent: Parent QWidget
:type parent: QtWidgets.QWidget, optional
:param bezier: Initialize as linear or bezier, defaults to False
:type bezier: bool, optional
"""
super(pyf_RampSpline, self).__init__(parent)
self._rawRamp = raw_ramp
self.bezier = bezier
self._scene = QtWidgets.QGraphicsScene(self)
self.setDragMode(QtWidgets.QGraphicsView.NoDrag)
self.setScene(self._scene)
self.setTransformationAnchor(QtWidgets.QGraphicsView.AnchorViewCenter)
self.setResizeAnchor(QtWidgets.QGraphicsView.AnchorViewCenter)
self.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
self.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
self.setRenderHint(QtGui.QPainter.Antialiasing)
self.setMaximumHeight(60)
self.setMinimumHeight(60)
self.setBackgroundBrush(QtGui.QBrush(QtGui.QColor(30, 30, 30)))
self.mousePressPose = QtCore.QPointF(0, 0)
self.mousePos = QtCore.QPointF(0, 0)
self._lastMousePos = QtCore.QPointF(0, 0)
self.pressed_item = None
self.itemSize = 6
self.displayPoints = []
for x in self._rawRamp.sortedItems():
self.addItem(raw_item=x)
self.update()
示例5: asVariableGetter
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def asVariableGetter(node, painter, option, widget):
painter.setPen(QtCore.Qt.NoPen)
painter.setBrush(QtCore.Qt.darkGray)
color = node.color
if node.isSelected():
color = color.lighter(150)
linearGrad = QtGui.QRadialGradient(QtCore.QPointF(40, 40), 300)
linearGrad.setColorAt(0, color)
linearGrad.setColorAt(1, color.lighter(180))
br = QtGui.QBrush(linearGrad)
painter.setBrush(br)
pen = QtGui.QPen(QtCore.Qt.black, 0.5)
if option.state & QStyle.State_Selected:
pen.setColor(editableStyleSheet().MainColor)
pen.setStyle(node.optPenSelectedType)
painter.setPen(pen)
painter.drawRoundedRect(node.boundingRect(),
node.roundness, node.roundness)
painter.setFont(node.nodeNameFont)
painter.setPen(QtGui.QPen(QtCore.Qt.white, 0.5))
textRect = node.boundingRect()
textRect.setWidth(textRect.width() - 10)
painter.drawText(textRect, QtCore.Qt.AlignCenter |
QtCore.Qt.AlignVCenter, node.var.name)
示例6: asRerouteNode
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def asRerouteNode(node, painter, option, widget):
color = node.color
color.setAlpha(255)
# if node.isSelected():
color = color.lighter(100)
if node.isTemp:
color = color.lighter(50)
color.setAlpha(50)
linearGrad = QtGui.QRadialGradient(QtCore.QPointF(40, 40), 300)
linearGrad.setColorAt(0, color)
linearGrad.setColorAt(1, color.lighter(180))
br = QtGui.QBrush(linearGrad)
painter.setBrush(br)
pen = QtGui.QPen(QtCore.Qt.black, 0.75)
width = pen.width()
if option.state & QStyle.State_Selected:
# pen.setColor(Colors.Yellow)
pen.setColor(editableStyleSheet().MainColor)
pen.setStyle(node.optPenSelectedType)
pen.setWidth(width * 1.5)
painter.setPen(pen)
painter.drawEllipse(node.boundingRect().center(
), node.drawRect.width() / 2, node.drawRect.width() / 2)
# Determines how to paint a pin
示例7: asGroupPin
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def asGroupPin(pin, painter, option, widget):
painter.setPen(PinPainter._groupPen)
painter.setBrush(QtGui.QBrush(Colors.AbsoluteBlack))
# painter.setBrush(QtCore.Qt.NoBrush)
if not pin.expanded:
arrow = QtGui.QPolygonF([QtCore.QPointF(0.0, 0.0),
QtCore.QPointF(
pin.pinSize, pin.pinSize / 2.0),
QtCore.QPointF(0, pin.pinSize)])
else:
arrow = QtGui.QPolygonF([QtCore.QPointF(pin.pinSize / 2, pin.pinSize),
QtCore.QPointF(0, 0),
QtCore.QPointF(pin.pinSize, 0)])
painter.drawPolygon(arrow)
示例8: asArrayPin
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def asArrayPin(pin, painter, option, widget):
lod = pin.owningNode().canvasRef().getCanvasLodValueFromCurrentScale()
SWITCH_LOD = editableStyleSheet().PinSwitch[0]
gridSize = 3
cellW = pin.pinSize / gridSize
cellH = pin.pinSize / gridSize
pinCenter = pin.pinCenter()
halfPinSize = pin.pinSize / 2
painter.setBrush(QtGui.QBrush(pin.color()))
painter.setPen(QtGui.QPen(QtCore.Qt.black, 0.2))
for row in range(gridSize):
for column in range(gridSize):
x = row * cellW + pinCenter.x() - halfPinSize
y = column * cellH + pinCenter.y() - halfPinSize
painter.drawRect(x, y, cellW, cellH)
if lod < SWITCH_LOD and not pin.bLabelHidden:
frame = QtCore.QRectF(QtCore.QPointF(0, 0), pin.geometry().size())
halfPinSize = pin.pinSize / 2
painter.setFont(pin._font)
textWidth = QtGui.QFontMetrics(
painter.font()).width(pin.displayName())
textHeight = QtGui.QFontMetrics(painter.font()).height()
x = 1 + pin.pinSize + halfPinSize
if pin.direction == PinDirection.Output:
x = frame.width() - textWidth - pin.pinSize - 1
yCenter = textHeight - textHeight / 3
painter.setPen(PinPainter._valuePinNamePen)
painter.drawText(x, yCenter, pin.name)
if pin.hovered:
painter.setPen(QtCore.Qt.NoPen)
painter.setBrush(QtGui.QColor(128, 128, 128, 30))
painter.drawRoundedRect(frame, 3, 3)
示例9: asDictPin
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def asDictPin(pin, painter, option, widget):
lod = pin.owningNode().canvasRef().getCanvasLodValueFromCurrentScale()
SWITCH_LOD = editableStyleSheet().PinSwitch[0]
cellW = pin.pinSize / 3
cellH = pin.pinSize / 3
pinCenter = pin.pinCenter()
halfPinSize = pin.pinSize / 2
painter.setBrush(QtGui.QBrush(pin.color()))
keyPin = findPinClassByType(pin._rawPin._keyType)
painter.setPen(QtGui.QPen(QtCore.Qt.black, 0.2))
for row in range(3):
x = pinCenter.x() - halfPinSize
y = row * cellH + (halfPinSize / 2) + pin.pinCircleDrawOffset.y()
painter.setBrush(QtGui.QBrush(pin.color()))
painter.drawRect(x + cellW, y, cellW * 2, cellH)
if keyPin:
painter.setBrush(QtGui.QBrush(QtGui.QColor(*keyPin.color())))
painter.drawRect(x, y, cellW, cellH)
if lod < SWITCH_LOD and not pin.bLabelHidden:
frame = QtCore.QRectF(QtCore.QPointF(0, 0), pin.geometry().size())
halfPinSize = pin.pinSize / 2
painter.setFont(pin._font)
textWidth = QtGui.QFontMetrics(
painter.font()).width(pin.displayName())
textHeight = QtGui.QFontMetrics(painter.font()).height()
x = 1 + pin.pinSize + halfPinSize
if pin.direction == PinDirection.Output:
x = frame.width() - textWidth - pin.pinSize - 1
yCenter = textHeight - textHeight / 3
painter.setPen(PinPainter._valuePinNamePen)
painter.drawText(x, yCenter, pin.name)
if pin.hovered:
painter.setPen(QtCore.Qt.NoPen)
painter.setBrush(QtGui.QColor(128, 128, 128, 30))
painter.drawRoundedRect(frame, 3, 3)
# Determines how to paint a connection:
示例10: __init__
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def __init__(self, parent, attribute, preset, index, dataType, maxConnections):
"""
Initialize the class.
:param parent: The parent item of the slot.
:type parent: QtWidgets.QGraphicsItem instance.
:param attribute: The attribute associated to the slot.
:type attribute: String.
:param index: int.
:type index: The index of the attribute in the node.
:type preset: str.
:param preset: The name of graphical preset in the config file.
:param dataType: The data type associated to the attribute.
:type dataType: Type.
"""
super(SlotItem, self).__init__(parent)
# Status.
self.setAcceptHoverEvents(True)
# Storage.
self.slotType = None
self.attribute = attribute
self.preset = preset
self.index = index
self.dataType = dataType
# Style.
self.brush = QtGui.QBrush()
self.brush.setStyle(QtCore.Qt.SolidPattern)
self.pen = QtGui.QPen()
self.pen.setStyle(QtCore.Qt.SolidLine)
# Connections storage.
self.connected_slots = list()
self.newConnection = None
self.connections = list()
self.maxConnections = maxConnections
示例11: paint
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def paint(self, painter, option, widget=None):
"""Re-implement paint method
"""
# Update level of detail
self._lod = option.levelOfDetailFromTransform(painter.worldTransform())
# Update brush
palette = (self.scene().palette() if self.scene()
else option.palette)
brush = palette.text()
if option.state & QtWidgets.QStyle.State_Selected:
brush = palette.highlight()
elif option.state & QtWidgets.QStyle.State_MouseOver:
color = brush.color().darker(250)
brush.setColor(color)
# Update unit width
width = (1 / self._lod if self._outline * self._lod < 1
else self._outline)
# Draw line
painter.setPen(QtGui.QPen(brush, width))
painter.drawLine(self._line)
# Draw arrow if needed
if self._arrow and self._lod > 0.15:
# Construct arrow
matrix = QtGui.QTransform()
matrix.rotate(-self._line.angle())
matrix.scale(width, width)
if self._arrow & self.ARROW_STANDARD:
poly = matrix.map(ARROW_STANDARD)
elif self._arrow & self.ARROW_SLIM:
poly = matrix.map(ARROW_SLIM)
v = self._line.unitVector()
v = (self._line.length() / 2) * QtCore.QPointF(v.x2() - v.x1(),
v.y2() - v.y1())
poly.translate(self._line.x1(), self._line.y1())
poly.translate(v.x(), v.y())
painter.setPen(QtCore.Qt.NoPen)
painter.setBrush(brush)
painter.drawPolygon(poly)
# Draw debug
if DEBUG:
painter.setBrush(QtGui.QBrush())
painter.setPen(QtGui.QColor(255, 0, 0))
painter.drawPath(self.shape())
painter.setPen(QtGui.QColor(0, 255, 0))
painter.drawRect(self.boundingRect())
return
示例12: paintEvent
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def paintEvent(self, event):
painter = QtGui.QPainter()
painter.begin(self)
keyColor = QtGui.QColor.fromRgb(*findPinClassByType(self.parent().dataType).color())
structure = self.parent()._rawVariable.structure
if structure == StructureType.Single:
painter.setRenderHint(QtGui.QPainter.Antialiasing)
pen = QtGui.QPen()
pen.setColor(QtGui.QColor(0, 0, 0, 0))
painter.setPen(pen)
rect = event.rect()
rect.setHeight(10)
rect.setWidth(15)
rect.moveTop(3)
painter.setBrush(keyColor)
painter.drawRoundedRect(rect, 5, 5)
if structure == StructureType.Array:
gridSize = 3
size = self.height()
cellW = size / gridSize
cellH = size / gridSize
painter.setBrush(QtGui.QBrush(keyColor))
painter.setPen(QtGui.QPen(QtCore.Qt.black, 0.2))
for row in range(gridSize):
for column in range(gridSize):
x = row * cellW
y = column * cellH
painter.drawRect(x, y, cellW, cellH)
if structure == StructureType.Dict:
dictObject = self.parent()._rawVariable.value
keyColor = QtGui.QColor.fromRgb(*findPinClassByType(dictObject.keyType).color())
valueColor = QtGui.QColor.fromRgb(*findPinClassByType(dictObject.valueType).color())
gridSize = 3
size = self.height()
cellW = size / gridSize
cellH = size / gridSize
painter.setBrush(QtGui.QBrush(keyColor))
painter.setPen(QtGui.QPen(QtCore.Qt.black, 0.2))
for row in range(gridSize):
painter.setBrush(keyColor)
painter.drawRect(0, row * cellH, cellW, cellH)
painter.setBrush(valueColor)
painter.drawRect(cellW, row * cellH, cellW * 2, cellH)
painter.end()
# Variable class
示例13: generateScheme
# 需要导入模块: from Qt import QtGui [as 别名]
# 或者: from Qt.QtGui import QBrush [as 别名]
def generateScheme(self, apply=True):
"""Generate color palette
By default the generated palette is also applied to the whole application
To override supply the apply=False argument
"""
BASE_COLOR = self.baseColor
HIGHLIGHT_COLOR = self.highlightColor
BRIGHTNESS_SPREAD = self.spread
if self.__lightness(BASE_COLOR) > 0.5:
SPREAD = 100 / BRIGHTNESS_SPREAD
else:
SPREAD = 100 * BRIGHTNESS_SPREAD
if self.__lightness(HIGHLIGHT_COLOR) > 0.6:
HIGHLIGHTEDTEXT_COLOR = BASE_COLOR.darker(SPREAD * 2)
else:
HIGHLIGHTEDTEXT_COLOR = BASE_COLOR.lighter(SPREAD * 2)
self.palette.setBrush(QPalette.Window, QBrush(BASE_COLOR))
self.palette.setBrush(QPalette.WindowText, QBrush(BASE_COLOR.lighter(SPREAD * 2)))
self.palette.setBrush(QPalette.Foreground, QBrush(BASE_COLOR.lighter(SPREAD)))
self.palette.setBrush(QPalette.Base, QBrush(BASE_COLOR))
self.palette.setBrush(QPalette.AlternateBase, QBrush(BASE_COLOR.darker(SPREAD)))
self.palette.setBrush(QPalette.ToolTipBase, QBrush(BASE_COLOR))
self.palette.setBrush(QPalette.ToolTipText, QBrush(BASE_COLOR.lighter(SPREAD)))
self.palette.setBrush(QPalette.Text, QBrush(BASE_COLOR.lighter(SPREAD * 1.8)))
self.palette.setBrush(QPalette.Button, QBrush(BASE_COLOR))
self.palette.setBrush(QPalette.ButtonText, QBrush(BASE_COLOR.lighter(SPREAD * 1.2)))
self.palette.setBrush(QPalette.BrightText, QBrush(QColor("#ffffff")))
self.palette.setBrush(QPalette.Light, QBrush(BASE_COLOR.lighter(SPREAD)))
self.palette.setBrush(QPalette.Midlight, QBrush(BASE_COLOR.lighter(SPREAD / 2)))
self.palette.setBrush(QPalette.Dark, QBrush(BASE_COLOR.darker(SPREAD)))
self.palette.setBrush(QPalette.Mid, QBrush(BASE_COLOR))
self.palette.setBrush(QPalette.Shadow, QBrush(BASE_COLOR.darker(SPREAD * 2)))
self.palette.setBrush(QPalette.Highlight, QBrush(HIGHLIGHT_COLOR))
self.palette.setBrush(QPalette.HighlightedText, QBrush(HIGHLIGHTEDTEXT_COLOR))
if apply:
QApplication.setPalette(self.palette)