def paintEvent(self, QPaintEvent):
p = QPainter(self)
r = self.rect()
p.setPen(self.pen)
if (self.sd.style == QGradient.LinearGradient):
linearGradient = QLinearGradient(self.startPoint, self.endPoint)
linearGradient.setColorAt(0.0, self.sd.startColor)
linearGradient.setColorAt(1.0, self.sd.endColor)
linearGradient.setSpread(self.sd.spread)
p.setBrush(linearGradient)
elif (self.sd.style == QGradient.RadialGradient):
rr = math.sqrt(
math.pow(self.endPoint.x() - self.startPoint.x(), 2) + math.pow(self.endPoint.y() - self.startPoint.y(),
2))
radialGradient = QRadialGradient(self.startPoint, rr, self.startPoint)
radialGradient.setColorAt(0.0, self.sd.startColor)
radialGradient.setColorAt(1.0, self.sd.endColor)
radialGradient.setSpread(self.sd.spread)
p.setBrush(radialGradient)
elif (self.sd.style == QGradient.ConicalGradient):
angle = math.atan2(self.endPoint.y() - self.startPoint.y(), self.endPoint.x() - self.startPoint.x())
conicalGradient = QConicalGradient(self.startPoint, -(180 * angle) / math.pi)
conicalGradient.setColorAt(0.0, self.sd.startColor)
conicalGradient.setColorAt(1.0, self.sd.endColor)
p.setBrush(conicalGradient)
p.drawRect(r)
def brushChanged(self):
style = Qt.BrushStyle(
self.brushStyleComboBox.itemData(
self.brushStyleComboBox.currentIndex(), IdRole))
if style == Qt.LinearGradientPattern:
linearGradient = QLinearGradient(0, 0, 100, 100)
linearGradient.setColorAt(0.0, Qt.white)
linearGradient.setColorAt(0.2, Qt.green)
linearGradient.setColorAt(1.0, Qt.black)
self.renderArea.setBrush(QBrush(linearGradient))
elif style == Qt.RadialGradientPattern:
radialGradient = QRadialGradient(50, 50, 50, 70, 70)
radialGradient.setColorAt(0.0, Qt.white)
radialGradient.setColorAt(0.2, Qt.green)
radialGradient.setColorAt(1.0, Qt.black)
self.renderArea.setBrush(QBrush(radialGradient))
elif style == Qt.ConicalGradientPattern:
conicalGradient = QConicalGradient(50, 50, 150)
conicalGradient.setColorAt(0.0, Qt.white)
conicalGradient.setColorAt(0.2, Qt.green)
conicalGradient.setColorAt(1.0, Qt.black)
self.renderArea.setBrush(QBrush(conicalGradient))
elif style == Qt.TexturePattern:
self.renderArea.setBrush(QBrush(QPixmap(":/images/brick.png")))
else:
self.renderArea.setBrush(QBrush(Qt.green, style))
def base_brush():
bottom = QColor(20, 20, 40)
top = QColor(70, 70, 80)
gradient = QLinearGradient(0, 0, 0, 200)
gradient.setColorAt(0, top)
gradient.setColorAt(1, bottom)
return gradient
def drawBackground(self, painter, rect):
# Shadow.
sceneRect = self.sceneRect()
rightShadow = QRectF(sceneRect.right(), sceneRect.top() + 5, 5,
sceneRect.height())
bottomShadow = QRectF(sceneRect.left() + 5, sceneRect.bottom(),
sceneRect.width(), 5)
if rightShadow.intersects(rect) or rightShadow.contains(rect):
painter.fillRect(rightShadow, Qt.darkGray)
if bottomShadow.intersects(rect) or bottomShadow.contains(rect):
painter.fillRect(bottomShadow, Qt.darkGray)
# Fill.
gradient = QLinearGradient(sceneRect.topLeft(),
sceneRect.bottomRight())
gradient.setColorAt(0, Qt.white)
gradient.setColorAt(1, Qt.lightGray)
# painter.fillRect(rect.intersect(sceneRect), QBrush(gradient))
painter.setBrush(Qt.NoBrush)
painter.drawRect(sceneRect)
# Text.
textRect = QRectF(sceneRect.left() + 4, sceneRect.top() + 4,
sceneRect.width() - 4, sceneRect.height() - 4)
message = "Click and drag the nodes around, and zoom with the " \
"mouse wheel or the '+' and '-' keys"
font = painter.font()
font.setBold(True)
font.setPointSize(14)
painter.setFont(font)
painter.setPen(Qt.lightGray)
painter.drawText(textRect.translated(2, 2), message)
painter.setPen(Qt.black)
painter.drawText(textRect, message)
def drawTanks(self, qp):
for tankKey in self.plan.tankList.keys():
qp.setPen(Qt.black)
tank = self.plan.tankList[tankKey]
if tank.use == False:
continue
x1 = tank.useFromTime / self.totalTime *self.plot_width
x2 = tank.useUntilTime / self.totalTime *self.plot_width
yTxt = tank.changeDepth / self.depthMax * self.plot_height
bgPath = QPainterPath()
bgPath.moveTo(x1, self.plot_height+10)
bgPath.lineTo(x1, self.plot_height+20)
bgPath.lineTo(x2, self.plot_height+20)
bgPath.lineTo(x2, self.plot_height+10)
bgPath.closeSubpath()
gradient = QLinearGradient(0, 0, 0, 100)
gradient.setColorAt(0.0, tank.color)
gradient.setColorAt(1.0, tank.color)
qp.setBrush(QBrush(gradient))
qp.drawPath(bgPath)
text = '{} ({}/{})'.format(tank.name, tank.o2, tank.he)
text2 = '{:.0f} m {:.0f} min'.format(tank.changeDepth, tank.useFromTime/60.0)
qp.drawText(x1+3, self.plot_height+20, text)
qp.drawText(x1+3, yTxt + 10, text)
qp.drawText(x1+3, yTxt + 20, text2)
qp.setPen(QPen(Qt.black, 1, Qt.DotLine))
if x1 != 0 :
qp.drawLine(x1, self.plot_height, x1, yTxt)
qp.drawLine(x1, yTxt, self.plot_width, yTxt)
def paintEvent(self, e):
painter = QPainter(self)
if self.instrument == 'Color':
if self.col1 is None:
col = QColor('white')
else:
col = self.col1
painter.fillRect(20, 50, 200, 200, col)
self.color = FillFigure(self.col1)
else:
if self.col1 is None:
col1 = QColor('white')
else:
col1 = self.col1
if self.col2 is None:
col2 = QColor('white')
else:
col2 = self.col2
if self.first is None:
self.first = [20, 50]
if self.second is None:
self.second = [21, 100]
grad = QLinearGradient(self.first[0], self.first[1], self.second[0], self.second[1])
grad.setColorAt(0, col1)
grad.setColorAt(1, col2)
painter.fillRect(20, 50, 200, 200, grad)
self.color = FillFigure(self.col1, self.col2, self.first[0], self.first[1], self.second[0], self.second[1])
def paintEvent(self, event):
super(CoverLabel, self).paintEvent(event)
if hasattr(self, "cover_title") and self.cover_title != "":
# 底部绘制文字
painter = QPainter(self)
rect = self.rect()
# 粗略字体高度
painter.save()
fheight = self.fontMetrics().height()
# 底部矩形框背景渐变颜色
bottomRectColor = QLinearGradient(
rect.width() / 2, rect.height() - 24 - fheight,
rect.width() / 2, rect.height())
bottomRectColor.setSpread(QGradient.PadSpread)
bottomRectColor.setColorAt(0, QColor(255, 255, 255, 70))
bottomRectColor.setColorAt(1, QColor(0, 0, 0, 50))
# 画半透明渐变矩形框
painter.setPen(Qt.NoPen)
painter.setBrush(QBrush(bottomRectColor))
painter.drawRect(rect.x(), rect.height() - 24 -
fheight, rect.width(), 24 + fheight)
painter.restore()
# 距离底部一定高度画文字
font = self.font() or QFont()
font.setPointSize(8)
painter.setFont(font)
painter.setPen(Qt.white)
rect.setHeight(rect.height() - 12) # 底部减去一定高度
painter.drawText(rect, Qt.AlignHCenter |
Qt.AlignBottom, self.cover_title)
def paintEvent(self, event):
# pylint: disable = unused-argument
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
width = painter.device().width()
height = painter.device().height()
# Gradient draw pass
gradient = QLinearGradient(0, 0, width, 0)
for stop, color in self.gradient.items():
gradient.setColorAt(stop, QColor(*color))
painter.fillRect(0, 0, width, height, gradient)
# Handles draw pass
pen = QPen()
pen.setWidth(3)
pen.setColor(QColor(255, 255, 255, 191))
painter.setPen(pen)
y = height / 2
for pos in self.gradient.keys():
x = pos * width
painter.drawLine(
QPoint(x, y - 12),
QPoint(x, y + 12)
)
painter.drawEllipse(QPoint(x, y), 6, 6)
painter.end()
def set_palette(self):
palette = QPalette()
gradient = QLinearGradient(0, 0, 0, 100)
gradient.setColorAt(1.0, Colors.light_sandstone)
gradient.setColorAt(0.0, Colors.stone)
palette.setBrush(QPalette.Window, QBrush(gradient))
self.setPalette(palette)
def gradient_darker(grad, factor):
"""Return a copy of the QGradient darkened by factor.
.. note:: Only QLinearGradeint and QRadialGradient are supported.
"""
if type(grad) is QGradient:
if grad.type() == QGradient.LinearGradient:
grad = sip.cast(grad, QLinearGradient)
elif grad.type() == QGradient.RadialGradient:
grad = sip.cast(grad, QRadialGradient)
if isinstance(grad, QLinearGradient):
new_grad = QLinearGradient(grad.start(), grad.finalStop())
elif isinstance(grad, QRadialGradient):
new_grad = QRadialGradient(grad.center(), grad.radius(),
grad.focalPoint())
else:
raise TypeError
new_grad.setCoordinateMode(grad.coordinateMode())
for pos, color in grad.stops():
new_grad.setColorAt(pos, color.darker(factor))
return new_grad
def __init__(self, parent=None):
super().__init__(parent)
self.monitorWin = parent
if self.monitorWin:
self.monitorWin.sigTaskUpdating.connect(self.slotTaskUpdate)
self.scene = QGraphicsScene(self)
self.scene.setSceneRect(0, 0, self.SIZE[0], self.SIZE[1])
self.setScene(self.scene)
self._speedsPen = QPen(Qt.white)
gradient = QLinearGradient(0, 0, self.SIZE[0], self.SIZE[1])
gradient.setColorAt(0.0, Qt.darkGreen)
gradient.setColorAt(1.0, Qt.yellow)
self._speedsBrush = QBrush(gradient)
# add elements to the scene
self._speedsPolygon = self.scene.addPolygon(QPolygonF(),
self._speedsPen,
self._speedsBrush)
self._progressText = self.scene.addText("")
self._progressText.setPos(10, 0)
self.setupDropSupport()
def drawGUI(self):
# Draw everything to an image first so we can have a local copy
# available for pixel RGBA access.
qimage = QImage(QSize(512, 512), QImage.Format_ARGB32)
qp = QPainter(qimage)
qp.setRenderHint(QPainter.Antialiasing)
qp.setPen(Qt.NoPen)
# Draw the texture.
qp.drawImage(0, 0, self.texture)
# Draw the graydient bar
myQRect = QRect(497, 1, 14, 510)
gradient = QLinearGradient(0, 0, 0, 512)
gradient.setColorAt(0, QColor(self.fgcolor))
gradient.setColorAt(1, QColor(self.bgcolor))
qp.fillRect(myQRect, gradient)
qp.setPen(QPen(QColor(0, 0, 0, 255), 1))
qp.setBrush(QBrush(QColor(0, 0, 0, 0)))
qp.drawRect(497, 1, 14, 510)
# Draw the fore/back color boxes
qp.setPen(Qt.NoPen)
qp.drawImage(464, 453, self.switcharrowsImg)
qp.drawImage(436, 486, self.defaultblackwhiteImg)
qp.setBrush(QColor(self.bgcolor))
qp.drawRect(452, 468, 28, 28)
qp.drawImage(452, 468, self.colorboxImg)
qp.setBrush(QColor(self.fgcolor))
qp.drawRect(436, 452, 28, 28)
qp.drawImage(436, 452, self.colorboxImg)
# Save a copy of the finished image locally.
self.local_image = qimage
def setup_chat_area(self):
"""Defines the main area where the messages will be displayed"""
self.scroll_area.setContentsMargins(2, 40, 2, 2)
self.scroll_area.setWidgetResizable(True)
self.scroll_area.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.scroll_area.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.scroll_area.setStyleSheet("""
QWidget {
border: 1px solid black;
border-radius:7;
}
""")
palette = QPalette()
gradient = QLinearGradient(0, 0, 0, 300)
gradient.setColorAt(0.0, Colors.light_sandstone)
gradient.setColorAt(1.0, Colors.light_sage)
palette.setBrush(QPalette.Window, QBrush(gradient))
self.scroll_area.setPalette(palette)
widget = QWidget()
self.scroll_area.setWidget(widget)
self.scroll_area_layout = QVBoxLayout(widget)
self.scroll_area_layout.setAlignment(Qt.AlignTop)
def drawSpan(self, painter, rect):
opt = QStyleOptionSlider()
QSlider.initStyleOption(self, opt)
# area
groove = self.style().subControlRect(QStyle.CC_Slider, opt, QStyle.SC_SliderGroove, self)
if opt.orientation == QtCore.Qt.Horizontal:
groove.adjust(0, 0, -1, 0)
else:
groove.adjust(0, 0, 0, -1)
# pen & brush
painter.setPen(QPen(self.gradientLeftColor, 0))
if opt.orientation == QtCore.Qt.Horizontal:
self.setupPainter(painter, opt.orientation, groove.center().x(),
groove.top(), groove.center().x(),
groove.bottom())
else:
self.setupPainter(painter, opt.orientation, groove.left(),
groove.center().y(), groove.right(),
groove.center().y())
# draw groove
intersected = QtCore.QRectF(rect.intersected(groove))
gradient = QLinearGradient(intersected.topLeft(), intersected.topRight())
gradient.setColorAt(0, self.gradientLeft)
gradient.setColorAt(1, self.gradientRight)
painter.fillRect(intersected, gradient)
def paintNodeBody(self, painter, lod):
painter.setPen(Qt.black)
#Subtle gradient
if lod > 0.2:
gradient = QLinearGradient(0, 0, self.nodeBodyWidth,
self.nodeBodyHeight)
gradient.setColorAt(0, self.nodeBodyColor)
gradient.setColorAt(1, self.nodeBodyColorGradient)
brush = QBrush(gradient)
else:
brush = QBrush(self.nodeBodyColor)
if self.hover:
brush = QBrush(self.nodeBodyColorHover)
if QGraphicsItem.isSelected(self):
brush = QBrush(self.nodeBodyColorSelected)
painter.setBrush(brush)
if lod > 0.1:
painter.drawRoundedRect(0, 0, self.nodeBodyWidth,
self.nodeBodyHeight, 10, 5)
else:
painter.drawRect(0, 0, self.nodeBodyWidth, self.nodeBodyHeight)
def createImage(self, transform):
scaledRect = transform.mapRect(QRect(0, 0, 25, 25))
image = QImage(scaledRect.width(), scaledRect.height(),
QImage.Format_ARGB32_Premultiplied)
image.fill(0)
painter = QPainter(image)
painter.scale(transform.m11(), transform.m22())
painter.setRenderHints(QPainter.TextAntialiasing
| QPainter.Antialiasing
| QPainter.SmoothPixmapTransform)
painter.setPen(Qt.NoPen)
if Colors.useEightBitPalette:
painter.setBrush(QColor(102, 175, 54))
painter.drawEllipse(0, 0, 25, 25)
painter.setFont(Colors.tickerFont())
painter.setPen(QColor(255, 255, 255))
painter.drawText(10, 15, self.letter)
else:
brush = QLinearGradient(0, 0, 0, 25)
brush.setSpread(QLinearGradient.PadSpread)
brush.setColorAt(0.0, QColor(102, 175, 54, 200))
brush.setColorAt(1.0, QColor(102, 175, 54, 60))
painter.setBrush(brush)
painter.drawEllipse(0, 0, 25, 25)
painter.setFont(Colors.tickerFont())
painter.setPen(QColor(255, 255, 255, 255))
painter.drawText(10, 15, self.letter)
return image
def drawBackground(self, painter, rect):
# Shadow.
sceneRect = self.sceneRect()
rightShadow = QRectF(sceneRect.right(), sceneRect.top() + 5, 5,
sceneRect.height())
bottomShadow = QRectF(sceneRect.left() + 5, sceneRect.bottom(),
sceneRect.width(), 5)
if rightShadow.intersects(rect) or rightShadow.contains(rect):
painter.fillRect(rightShadow, Qt.darkGray)
if bottomShadow.intersects(rect) or bottomShadow.contains(rect):
painter.fillRect(bottomShadow, Qt.darkGray)
# Fill.
gradient = QLinearGradient(sceneRect.topLeft(), sceneRect.bottomRight())
gradient.setColorAt(0, Qt.white)
gradient.setColorAt(1, Qt.lightGray)
painter.fillRect(rect.intersected(sceneRect), QBrush(gradient))
painter.setBrush(Qt.NoBrush)
painter.drawRect(sceneRect)
# Text.
textRect = QRectF(sceneRect.left() + 4, sceneRect.top() + 4,
sceneRect.width() - 4, sceneRect.height() - 4)
message = "Click and drag the nodes around, and zoom with the " \
"mouse wheel or the '+' and '-' keys"
font = painter.font()
font.setBold(True)
font.setPointSize(14)
painter.setFont(font)
painter.setPen(Qt.lightGray)
painter.drawText(textRect.translated(2, 2), message)
painter.setPen(Qt.black)
painter.drawText(textRect, message)
def setup_scene(self):
self.m_scene.setSceneRect(0, 0, MAP_WIDTH, MAP_HEIGHT)
linear_grad = QLinearGradient(QPointF(-100, -100), QPointF(100, 100))
linear_grad.setColorAt(0, QColor(255, 255, 255))
linear_grad.setColorAt(1, QColor(192, 192, 255))
self.setBackgroundBrush(linear_grad)
def getSeries(self):
# 创建Series
series0 = QLineSeries(self)
series1 = QLineSeries(self)
# 添加数据
series0 << QPointF(1, 5) << QPointF(3, 7) << QPointF(7, 6) << QPointF(9, 7) \
<< QPointF(12, 6) << QPointF(16, 7) << QPointF(18, 5)
series1 << QPointF(1, 3) << QPointF(3, 4) << QPointF(7, 3) << QPointF(8, 2) \
<< QPointF(12, 3) << QPointF(16, 4) << QPointF(18, 3)
# 创建区域图
series = QAreaSeries(series0, series1)
series.setName('Batman')
# 画笔
pen = QPen(0x059605)
pen.setWidth(3)
series.setPen(pen)
# 设置画刷
gradient = QLinearGradient(QPointF(0, 0), QPointF(0, 1))
gradient.setColorAt(0.0, QColor(0x3cc63c))
gradient.setColorAt(1.0, QColor(0x26f626))
gradient.setCoordinateMode(QGradient.ObjectBoundingMode)
series.setBrush(gradient)
return series
def paintEvent(self, event):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
W = self.width()
H = self.height()
side = min(W, H)
rect = QRect((W-side)/2, (H-side)/2, side, side)
painter.drawRect((rect))
painter.setViewport(rect)
painter.setWindow(-100, -100, 200, 200)
pen = QPen()
pen.setWidth(1)
pen.setColor(Qt.blue)
pen.setStyle(Qt.SolidLine)
painter.setPen(pen)
linearGrad = QLinearGradient(0, 0, 100, 0)
linearGrad.setColorAt(0, Qt.yellow)
linearGrad.setColorAt(0.8, Qt.green)
linearGrad.setSpread(QGradient.ReflectSpread)
painter.setBrush(linearGrad)
painter.setCompositionMode(QPainter.CompositionMode_Difference)
for i in range(36):
painter.drawEllipse(QPoint(50, 0), 50, 50)
painter.rotate(10)
def __init__(self):
super().__init__()
# Set layout
layout = QVBoxLayout(self)
self.setLayout(layout)
# Remove margins and spacing
layout.setContentsMargins(12, 12, 12, 12)
layout.setSpacing(0)
# Use a background gradient
palette = QPalette()
gradient = QLinearGradient(0, 0, 0, 700)
gradient.setColorAt(0, QColor('#0093da'))
gradient.setColorAt(1, QColor('#0c3e75'))
palette.setBrush(QPalette.Background, QBrush(gradient))
self.setPalette(palette)
self.setAutoFillBackground(True)
# User profile
self.user_profile = UserProfile()
# Hide user profile widget until user logs in
self.user_profile.hide()
# Add widgets to layout
layout.addWidget(self.user_profile)
# Align content to the top of pane
layout.addStretch()
def drawSpan(self, painter, rect):
opt = QStyleOptionSlider()
QSlider.initStyleOption(self, opt)
# area
groove = self.style().subControlRect(QStyle.CC_Slider, opt,
QStyle.SC_SliderGroove, self)
if opt.orientation == QtCore.Qt.Horizontal:
groove.adjust(0, 0, -1, 0)
else:
groove.adjust(0, 0, 0, -1)
# pen & brush
painter.setPen(QPen(self.gradientLeftColor, 0))
if opt.orientation == QtCore.Qt.Horizontal:
self.setupPainter(painter, opt.orientation,
groove.center().x(), groove.top(),
groove.center().x(), groove.bottom())
else:
self.setupPainter(painter, opt.orientation, groove.left(),
groove.center().y(), groove.right(),
groove.center().y())
# draw groove
intersected = QtCore.QRectF(rect.intersected(groove))
gradient = QLinearGradient(intersected.topLeft(),
intersected.topRight())
gradient.setColorAt(0, self.gradientLeft)
gradient.setColorAt(1, self.gradientRight)
painter.fillRect(intersected, gradient)
def ustawgradient(self, x1, y1, x2, y2, r1, g1, b1, r2, g2, b2):
gradient = QLinearGradient(x1, y1, x2, y2)
gradient.setColorAt(0, QColor(r1, g1, b1))
gradient.setColorAt(1, QColor(r2, g2, b2))
self.kolorW = gradient
self.update
def brushChanged(self):
style = Qt.BrushStyle(self.brushStyleComboBox.itemData(
self.brushStyleComboBox.currentIndex(), IdRole))
if style == Qt.LinearGradientPattern:
linearGradient = QLinearGradient(0, 0, 100, 100)
linearGradient.setColorAt(0.0, Qt.white)
linearGradient.setColorAt(0.2, Qt.green)
linearGradient.setColorAt(1.0, Qt.black)
self.renderArea.setBrush(QBrush(linearGradient))
elif style == Qt.RadialGradientPattern:
radialGradient = QRadialGradient(50, 50, 50, 70, 70)
radialGradient.setColorAt(0.0, Qt.white)
radialGradient.setColorAt(0.2, Qt.green)
radialGradient.setColorAt(1.0, Qt.black)
self.renderArea.setBrush(QBrush(radialGradient))
elif style == Qt.ConicalGradientPattern:
conicalGradient = QConicalGradient(50, 50, 150)
conicalGradient.setColorAt(0.0, Qt.white)
conicalGradient.setColorAt(0.2, Qt.green)
conicalGradient.setColorAt(1.0, Qt.black)
self.renderArea.setBrush(QBrush(conicalGradient))
elif style == Qt.TexturePattern:
self.renderArea.setBrush(QBrush(QPixmap(':/images/brick.png')))
else:
self.renderArea.setBrush(QBrush(Qt.green, style))
def setupScene(self):
self.m_scene.setSceneRect(-300, -200, 600, 460)
linearGrad = QLinearGradient(QPointF(-100, -100), QPointF(100, 100))
linearGrad.setColorAt(0, Qt.darkGreen)#QColor(255, 255, 255))
linearGrad.setColorAt(1, Qt.green)#QQColor(192, 192, 255))
self.setBackgroundBrush(linearGrad)
radialGrad = QRadialGradient(30, 30, 30)
radialGrad.setColorAt(0, Qt.yellow)
radialGrad.setColorAt(0.2, Qt.yellow)
radialGrad.setColorAt(1, Qt.transparent)
pixmap = QPixmap(60, 60)
pixmap.fill(Qt.transparent)
painter = QPainter(pixmap)
painter.setPen(Qt.NoPen)
painter.setBrush(radialGrad)
painter.drawEllipse(0, 0, 60, 60)
painter.end()
self.m_lightSource = self.m_scene.addPixmap(pixmap)
self.m_lightSource.setZValue(2)
self.proto = ProtoObj(0, 0, 50, 50, self)
self.proto.initObj()
#self.m_items.append(self.proto.getObj()[0])
self.m_scene.addItem(self.proto.getObj()[0])
def createImage(self, transform):
scaledRect = transform.mapRect(QRect(0, 0, 25, 25))
image = QImage(scaledRect.width(), scaledRect.height(),
QImage.Format_ARGB32_Premultiplied)
image.fill(0)
painter = QPainter(image)
painter.scale(transform.m11(), transform.m22())
painter.setRenderHints(QPainter.TextAntialiasing | QPainter.Antialiasing | QPainter.SmoothPixmapTransform)
painter.setPen(Qt.NoPen)
if Colors.useEightBitPalette:
painter.setBrush(QColor(102, 175, 54))
painter.drawEllipse(0, 0, 25, 25)
painter.setFont(Colors.tickerFont())
painter.setPen(QColor(255, 255, 255))
painter.drawText(10, 15, self.letter)
else:
brush = QLinearGradient(0, 0, 0, 25)
brush.setSpread(QLinearGradient.PadSpread)
brush.setColorAt(0.0, QColor(102, 175, 54, 200))
brush.setColorAt(1.0, QColor(102, 175, 54, 60))
painter.setBrush(brush)
painter.drawEllipse(0, 0, 25, 25)
painter.setFont(Colors.tickerFont())
painter.setPen(QColor(255, 255, 255, 255))
painter.drawText(10, 15, self.letter)
return image
def __init__(self, parent = None):
super().__init__(parent)
self.monitorWin = parent
if self.monitorWin:
self.monitorWin.sigTaskUpdating.connect(self.slotTaskUpdate)
self.scene = QGraphicsScene(self)
self.scene.setSceneRect(0, 0, self.SIZE[0], self.SIZE[1])
self.setScene(self.scene)
self._speedsPen = QPen(Qt.white)
gradient = QLinearGradient(0, 0, self.SIZE[0], self.SIZE[1])
gradient.setColorAt(0.0, Qt.darkGreen)
gradient.setColorAt(1.0, Qt.yellow)
self._speedsBrush = QBrush(gradient)
# add elements to the scene
self._speedsPolygon = self.scene.addPolygon(QPolygonF(),
self._speedsPen,
self._speedsBrush)
self._progressText = self.scene.addText("")
self._progressText.setPos(10, 0)
self.setupDropSupport()
def getCheckedGradient(button):
gradient = QLinearGradient(
QPoint(button.rect().left(), self.menu_height / 2),
QPoint(button.rect().right(), self.menu_height / 2))
gradient.setSpread(QGradient.PadSpread)
gradient.setColorAt(0, self.resource.qt_color_primary_light)
gradient.setColorAt(1, self.resource.qt_color_gradient_primary)
return gradient
def get_color(self):
if self.col2 is None:
return self.col1
else:
grad = QLinearGradient(self.x1, self.y1, self.x2, self.y2)
grad.setColorAt(0, self.col1)
grad.setColorAt(1, self.col2)
return grad
def _gradient(self):
gradient = QLinearGradient()
gradient.setStart(
(self._bounds.topLeft() + self._bounds.topRight()) / 2)
gradient.setFinalStop(
(self._bounds.bottomLeft() + self._bounds.bottomRight()) / 2)
gradient.setColorAt(0, self._color)
gradient.setColorAt(1, self._color.darker(200))
return gradient
def get_linear_gradient(self):
fontHeight = self.fontMetrics().height()
startPoint = QPoint(self.rect().x(), self.rect().y() + 0.5 * (self.rect().height() - fontHeight))
endPoint = QPoint(startPoint.x(), startPoint.y() + fontHeight)
linear = QLinearGradient(startPoint, endPoint)
colorCounts = len(self.colors)
for i in range(colorCounts):
linear.setColorAt(0.2 + i / colorCounts, self.colors[i])
return linear
def setnewtabcolor(self,tab):
p = QPalette()
gradient = QLinearGradient(0, 0, 0, 400)
gradient.setColorAt(0.0, QColor(255,253,253))
#gradient.setColorAt(1.0, QColor(248, 248, 255))
gradient.setColorAt(1.0, QColor(255, 225, 225))
p.setBrush(QPalette.Window, QBrush(gradient))
tab.setAutoFillBackground(True)
tab.setPalette(p)
def drawCellBackground(self, painter, rect):
if self.shouldDrawMarkColor:
markColor = self.glyph.markColor
if markColor is not None:
color = colorToQColor(markColor)
markGradient = QLinearGradient(
0, 0, 0, self.height - GlyphCellHeaderHeight)
markGradient.setColorAt(1.0, color)
markGradient.setColorAt(0.0, color.lighter(115))
painter.fillRect(*(rect + (markGradient, )))
def setupPainter(self, painter, orientation, x1, y1, x2, y2):
highlight = self.palette().color(QPalette.Highlight)
gradient = QLinearGradient(x1, y1, x2, y2)
gradient.setColorAt(0, highlight.darker(120))
gradient.setColorAt(1, highlight.lighter(108))
painter.setBrush(gradient)
if orientation == Qt.Horizontal:
painter.setPen(QPen(highlight.darker(130), 0))
else:
painter.setPen(QPen(highlight.darker(150), 0))
def _draw_overlay(self, painter, draw_width, draw_height, scrolled):
painter.save()
rect = QRect(0, 0, draw_width, draw_height)
painter.translate(0, -scrolled)
gradient = QLinearGradient(rect.topLeft(), rect.bottomLeft())
gradient.setColorAt(0, self.palette().color(QPalette.Window))
gradient.setColorAt(1, self.palette().color(QPalette.Base))
painter.setBrush(gradient)
painter.drawRect(rect)
painter.restore()
def paintEvent(self, e):
""" 绘制遮罩和图标 """
painter = QPainter(self)
painter.setPen(Qt.NoPen)
# 绘制遮罩
gradientColor = QLinearGradient(0, self.height(), self.width(), 0)
gradientColor.setColorAt(0, QColor(0, 0, 0, 128))
gradientColor.setColorAt(1, QColor(0, 0, 0, 0))
painter.setBrush(QBrush(gradientColor))
painter.drawRect(self.rect())
def drawOutline(self, painter):
path = QPainterPath()
path.moveTo(-7.5, 257)
path.quadTo(-12.5, 263, -12.5, 267.5)
path.quadTo(-12.5, 278, 0, 280)
path.quadTo(12.5, 278, 12.5, 267.5)
path.moveTo(12.5, 267.5)
path.quadTo(12.5, 263, 7.5, 257)
path.lineTo(7.5, 25)
path.quadTo(7.5, 12.5, 0, 12.5)
path.quadTo(-7.5, 12.5, -7.5, 25)
path.lineTo(-7.5, 257)
p1 = QPointF(-2.0, 0)
p2 = QPointF(12.5, 0)
linearGrad = QLinearGradient(p1, p2)
linearGrad.setSpread(QGradient.ReflectSpread)
linearGrad.setColorAt(1, QColor(0, 150, 255, 170))
linearGrad.setColorAt(0, QColor(255, 255, 255, 0))
painter.setBrush(QBrush(linearGrad))
painter.setPen(Qt.black)
painter.drawPath(path)
pen = QPen()
length = 12
for i in range(33):
pen.setWidthF(1.0)
length = 12
if i % 4:
length = 8
pen.setWidthF(0.8)
if i % 2:
length = 5
pen.setWidthF(0.6)
painter.setPen(pen)
painter.drawLine(-7, 28 + i * 7, -7 + length, 28 + i * 7)
for i in range(9):
num = self.m_min + i * (self.m_max - self.m_min) / 8
val = "{0}".format(num)
fm = painter.fontMetrics()
size = fm.size(Qt.TextSingleLine, val)
point = QPointF(OFFSET, 252 - i * 28 + size.width() / 4.0)
painter.drawText(point, val)
def paintEvent(self, event):
painter = QPainter(self)
font_metrics = QFontMetrics(self.font())
if font_metrics.width(self.text()) > self.contentsRect().width():
label_width = self.size().width()
fade_start = 1 - 50.0/label_width if label_width > 50 else 0.0
gradient = QLinearGradient(0, 0, label_width, 0)
gradient.setColorAt(fade_start, self.palette().color(self.foregroundRole()))
gradient.setColorAt(1.0, Qt.transparent)
painter.setPen(QPen(QBrush(gradient), 1.0))
painter.drawText(self.contentsRect(), Qt.TextSingleLine | int(self.alignment()), self.text())
def setupPainter(self, painter, orientation, x1, y1, x2, y2):
highlight = self.palette().color(QPalette.Highlight)
gradient = QLinearGradient(x1, y1, x2, y2)
gradient.setColorAt(0, highlight.darker(120))
gradient.setColorAt(1, highlight.lighter(108))
painter.setBrush(gradient)
if orientation == Qt.Horizontal:
painter.setPen(QPen(highlight.darker(130), 0))
else:
painter.setPen(QPen(highlight.darker(150), 0))
def paintEvent(self, _event):
qp = QPainter(self)
g = QLinearGradient(0.0, 0.0, 0.0, self.height())
g.setColorAt(0, Qt.white)
g.setColorAt(1, Qt.black)
y = self.height() - self.reflectivity * self.height() / 4095.0
qp.fillRect(0, 0, self.width(), self.height(), g)
qp.setPen(Qt.red)
qp.drawLine(0, y, self.width(), y)
def setup_scene(self):
self.m_scene.setSceneRect(0, 0, WINDOW_WIDTH, WINDOW_HEIGHT)
self.centerOn(WINDOW_WIDTH/2, WINDOW_HEIGHT/2)
linear_grad = QLinearGradient(QPointF(-100, -100), QPointF(100, 100))
linear_grad.setColorAt(0, QColor(255, 255, 255))
linear_grad.setColorAt(1, QColor(192, 192, 255))
self.setBackgroundBrush(linear_grad)
link = Link(parent=self)
link.move_sprite([WINDOW_WIDTH/2, WINDOW_HEIGHT/2])
self.m_sprites.append(link)
def __init__(self):
gradient = QLinearGradient(QPointF(50, -20), QPointF(80, 20))
gradient.setColorAt(0.0, Qt.white)
gradient.setColorAt(1.0, QColor(0xa6, 0xce, 0x39))
self.background = QBrush(QColor(64, 32, 64))
self.circleBrush = QBrush(gradient)
self.circlePen = QPen(Qt.black)
self.circlePen.setWidth(1)
self.textPen = QPen(Qt.white)
self.textFont = QFont()
self.textFont.setPixelSize(50)
class RoundRectItem(QGraphicsObject):
def __init__(self, bounds, color, parent=None):
super(RoundRectItem, self).__init__(parent)
self.fillRect = False
self.bounds = QRectF(bounds)
self.pix = QPixmap()
self.gradient = QLinearGradient()
self.gradient.setStart(self.bounds.topLeft())
self.gradient.setFinalStop(self.bounds.bottomRight())
self.gradient.setColorAt(0, color)
self.gradient.setColorAt(1, color.darker(200))
self.setCacheMode(QGraphicsItem.ItemCoordinateCache)
def setFill(self, fill):
self.fillRect = fill
self.update()
def fill(self):
return self.fillRect
fill = pyqtProperty(bool, fill, setFill)
def paint(self, painter, option, widget):
painter.setPen(Qt.NoPen)
painter.setBrush(QColor(0, 0, 0, 64))
painter.drawRoundedRect(self.bounds.translated(2, 2), 25.0, 25.0)
if self.fillRect:
painter.setBrush(QApplication.palette().brush(QPalette.Window))
else:
painter.setBrush(self.gradient)
painter.setPen(QPen(Qt.black, 1))
painter.drawRoundedRect(self.bounds, 25.0, 25.0)
if not self.pix.isNull():
painter.scale(1.95, 1.95)
painter.drawPixmap(-self.pix.width() / 2, -self.pix.height() / 2, self.pix)
def boundingRect(self):
return self.bounds.adjusted(0, 0, 2, 2)
def pixmap(self):
return QPixmap(self.pix)
def setPixmap(self, pixmap):
self.pix = QPixmap(pixmap)
self.update()
def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.fillRect(event.rect(), QBrush(QColor(255, 255, 255, 127)))
painter.setPen(QPen(Qt.NoPen))
for i in range(6):
x_pos = self.width() / 2 + 30 * \
math.cos(2 * math.pi * i / 6.0) - 10
y_pos = self.height() / 2 + 30 * \
math.sin(2 * math.pi * i / 6.0) - 10
if (self.counter / 5) % 6 == i:
linear_gradient = QLinearGradient(
x_pos + 10, x_pos, y_pos + 10, y_pos)
linear_gradient.setColorAt(0, QColor(135, 206, 250))
linear_gradient.setColorAt(1, QColor(0, 0, 128))
painter.setBrush(QBrush(linear_gradient))
else:
linear_gradient = QLinearGradient(
x_pos - 10, x_pos, y_pos + 10, y_pos)
linear_gradient.setColorAt(0, QColor(105, 105, 105))
linear_gradient.setColorAt(1, QColor(0, 0, 0))
painter.setBrush(QBrush(linear_gradient))
painter.drawEllipse(
x_pos,
y_pos,
20, 20)
painter.end()
def createImage(self, transform):
original = QImage(self.image)
if original.isNull():
return original
size = transform.map(QPoint(self.maxWidth, self.maxHeight))
w = size.x()
h = size.y()
# Optimization: if image is smaller than maximum allowed size, just
# return the loaded image.
if original.size().height() <= h and original.size().width() <= w and not self.adjustSize and self.scale == 1:
return original
# Calculate what the size of the final image will be.
w = min(w, float(original.size().width()) * self.scale)
h = min(h, float(original.size().height()) * self.scale)
adjustx = 1.0
adjusty = 1.0
if self.adjustSize:
adjustx = min(transform.m11(), transform.m22())
adjusty = max(transform.m22(), adjustx)
w *= adjustx
h *= adjusty
# Create a new image with correct size, and draw original on it.
image = QImage(int(w + 2), int(h + 2),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform)
if self.adjustSize:
painter.scale(adjustx, adjusty)
if self.scale != 1:
painter.scale(self.scale, self.scale)
painter.drawImage(0, 0, original)
if not self.adjustSize:
# Blur out edges.
blur = 30
if h < original.height():
brush1 = QLinearGradient(0, h - blur, 0, h)
brush1.setSpread(QLinearGradient.PadSpread)
brush1.setColorAt(0.0, QColor(0, 0, 0, 0))
brush1.setColorAt(1.0, Colors.sceneBg1)
painter.fillRect(0, int(h) - blur, original.width(), int(h),
brush1)
if w < original.width():
brush2 = QLinearGradient(w - blur, 0, w, 0)
brush2.setSpread(QLinearGradient.PadSpread)
brush2.setColorAt(0.0, QColor(0, 0, 0, 0))
brush2.setColorAt(1.0, Colors.sceneBg1)
painter.fillRect(int(w) - blur, 0, int(w), original.height(),
brush2)
return image
def paintEvent(self, event):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.scale(self.width() / 100.0, self.height() / 100.0)
painter.translate(50.0, 50.0)
painter.rotate(-self.rotationAngle)
painter.translate(-50.0, -50.0)
painter.setPen(
QPen(self.penColor, self.penWidth, Qt.SolidLine, Qt.RoundCap,
Qt.RoundJoin))
gradient = QLinearGradient(0, 0, 0, 100)
gradient.setColorAt(0.0, self.fillColor1)
gradient.setColorAt(1.0, self.fillColor2)
painter.setBrush(QBrush(gradient))
painter.drawPath(self.path)
def setupScene(self):
self.m_scene.setSceneRect(-300, -200, 600, 460)
linearGrad = QLinearGradient(QPointF(-100, -100), QPointF(100, 100))
linearGrad.setColorAt(0, QColor(255, 255, 255))
linearGrad.setColorAt(1, QColor(192, 192, 255))
self.setBackgroundBrush(linearGrad)
radialGrad = QRadialGradient(30, 30, 30)
radialGrad.setColorAt(0, Qt.yellow)
radialGrad.setColorAt(0.2, Qt.yellow)
radialGrad.setColorAt(1, Qt.transparent)
pixmap = QPixmap(60, 60)
pixmap.fill(Qt.transparent)
painter = QPainter(pixmap)
painter.setPen(Qt.NoPen)
painter.setBrush(radialGrad)
painter.drawEllipse(0, 0, 60, 60)
painter.end()
self.m_lightSource = self.m_scene.addPixmap(pixmap)
self.m_lightSource.setZValue(2)
for i in range(-2, 3):
for j in range(-2, 3):
if (i + j) & 1:
item = QGraphicsEllipseItem(0, 0, 50, 50)
else:
item = QGraphicsRectItem(0, 0, 50, 50)
item.setPen(QPen(Qt.black, 1))
item.setBrush(QBrush(Qt.white))
effect = QGraphicsDropShadowEffect(self)
effect.setBlurRadius(8)
item.setGraphicsEffect(effect)
item.setZValue(1)
item.setPos(i * 80, j * 80)
self.m_scene.addItem(item)
self.m_items.append(item)
def paint(self, painter, option, widget):
down = option.state & QStyle.State_Sunken
r = self.boundingRect()
grad = QLinearGradient(r.topLeft(), r.bottomRight())
if option.state & QStyle.State_MouseOver:
color_0 = Qt.white
else:
color_0 = Qt.lightGray
color_1 = Qt.darkGray
if down:
color_0, color_1 = color_1, color_0
grad.setColorAt(0, color_0)
grad.setColorAt(1, color_1)
painter.setPen(Qt.darkGray)
painter.setBrush(grad)
painter.drawEllipse(r)
color_0 = Qt.darkGray
color_1 = Qt.lightGray
if down:
color_0, color_1 = color_1, color_0
grad.setColorAt(0, color_0)
grad.setColorAt(1, color_1)
painter.setPen(Qt.NoPen)
painter.setBrush(grad)
if down:
painter.translate(2, 2)
painter.drawEllipse(r.adjusted(5, 5, -5, -5))
painter.drawPixmap(-self._pix.width() / 2, -self._pix.height() / 2,
self._pix)
def paintEvent(self, evt):
"""
Protected method handling a paint event.
@param evt reference to the paint event (QPaintEvent)
"""
if self.__privateMode:
backgroundColor = QColor(220, 220, 220) # light gray
foregroundColor = Qt.black
else:
backgroundColor = QApplication.palette().color(QPalette.Base)
foregroundColor = QApplication.palette().color(QPalette.Text)
if self.__browser is not None:
p = self.palette()
progress = self.__browser.progress()
if progress == 0 or progress == 100:
if self.__browser.url().scheme() == "https":
if QSslCertificate is not None:
if self.__browser.page().hasValidSslInfo():
backgroundColor = Preferences.getHelp(
"SaveUrlColor")
else:
backgroundColor = Preferences.getHelp("SaveUrlColor")
p.setBrush(QPalette.Base, backgroundColor)
p.setBrush(QPalette.Text, foregroundColor)
else:
if self.__browser.url().scheme() == "https":
if QSslCertificate is not None:
if self.__browser.page().hasValidSslInfo():
backgroundColor = Preferences.getHelp(
"SaveUrlColor")
else:
backgroundColor = Preferences.getHelp("SaveUrlColor")
highlight = QApplication.palette().color(QPalette.Highlight)
r = (highlight.red() + 2 * backgroundColor.red()) // 3
g = (highlight.green() + 2 * backgroundColor.green()) // 3
b = (highlight.blue() + 2 * backgroundColor.blue()) // 3
loadingColor = QColor(r, g, b)
if abs(loadingColor.lightness() -
backgroundColor.lightness()) < 20:
# special handling for special color schemes (e.g Gaia)
r = (2 * highlight.red() + backgroundColor.red()) // 3
g = (2 * highlight.green() + backgroundColor.green()) // 3
b = (2 * highlight.blue() + backgroundColor.blue()) // 3
loadingColor = QColor(r, g, b)
gradient = QLinearGradient(
QPointF(0, 0), QPointF(self.width(), 0))
gradient.setColorAt(0, loadingColor)
gradient.setColorAt(progress / 100.0 - 0.000001, loadingColor)
gradient.setColorAt(progress / 100.0, backgroundColor)
p.setBrush(QPalette.Base, gradient)
self.setPalette(p)
E5LineEdit.paintEvent(self, evt)
class TuningThermo(QWidget):
def __init__(self, *args):
super().__init__(*args)
self.bar_width = 200 # px
self.bar_height = 10 # px
self.border = 3 # px
self.value = 0
self.max_value = 1000
self.min_value = 300
self.setFixedWidth(self.border + self.bar_width + self.border)
self.setFixedHeight(self.border + self.bar_height + self.border)
self.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
self.gradient = QLinearGradient(0, 0, self.bar_width, 0)
self.gradient.setColorAt(0, Qt.green)
self.gradient.setColorAt(1, Qt.red)
def paintEvent(self, event):
painter = QPainter(self)
width = self.width()
height = self.height()
painter.fillRect(0, 0, width, height, QColor(245, 245, 245))
painter.setPen(QColor(190, 190, 190))
painter.drawRect(0, 0, width - 1, height - 1)
filled_bar_width = int(round(float(width - self.border * 2 - 1) * self.value / self.max_value + 1))
painter.fillRect(self.border, self.border, filled_bar_width, height - self.border * 2, self.gradient)
def set_value(self, value):
value = value - self.min_value
self.value = min(max(value, 0), self.max_value-self.min_value)
self.update()
def paintNodeBody(self, painter, lod):
painter.setPen(Qt.black)
#Subtle gradient
if lod > 0.2:
gradient = QLinearGradient(0, 0, self.nodeBodyWidth, self.nodeBodyHeight)
gradient.setColorAt(0, self.nodeBodyColor)
gradient.setColorAt(1, self.nodeBodyColorGradient)
brush = QBrush(gradient)
else:
brush = QBrush(self.nodeBodyColor)
if self.hover:
brush = QBrush(self.nodeBodyColorHover)
if QGraphicsItem.isSelected(self):
brush = QBrush(self.nodeBodyColorSelected)
painter.setBrush(brush)
if lod > 0.1:
painter.drawRoundedRect(0, 0, self.nodeBodyWidth, self.nodeBodyHeight, 10, 5)
else:
painter.drawRect(0, 0, self.nodeBodyWidth, self.nodeBodyHeight)
def __init__(self, parent=None):
ChartView.__init__(self, parent)
self.dataSource = None
pen = QPen()
pen.setColor(QColor(20, 158, 11))
pen.setWidthF(self.LINE_WIDTH)
self.linePen = pen
gradient = QLinearGradient(0, 0, 0, 1)
gradient.setCoordinateMode(QLinearGradient.ObjectBoundingMode)
gradient.setColorAt(0, QColor(93, 188, 86)) # dark green
gradient.setColorAt(1, QColor(164, 216, 158)) # light green
self.graphBrush = QBrush(gradient)
gradient = QLinearGradient(0, 0, 0, 1)
gradient.setCoordinateMode(QLinearGradient.ObjectBoundingMode)
gradient.setColorAt(0, Qt.darkGray)
gradient.setColorAt(1, Qt.lightGray)
self.graphFutureBrush = QBrush(gradient)
def paintEvent(self, event):
color = self.state_colors[self.state]
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing, True)
painter.setCompositionMode(QPainter.CompositionMode_SourceOver)
gradient = QLinearGradient(0, 0, self.width(), 0)
gradient.setColorAt(0.0, Qt.transparent)
gradient.setColorAt(1.0, color)
painter.setBrush(QBrush(gradient))
gradient.setColorAt(1.0, color.stroke)
painter.setPen(QPen(QBrush(gradient), 1))
painter.drawRoundedRect(-4, 0, self.width()+4, self.height(), 3.7, 3.7)
def createImage(self, transform):
sx = min(transform.m11(), transform.m22())
sy = max(transform.m22(), sx)
fm = QFontMetrics(Colors.headingFont())
w = fm.width(self.text) + 1
h = fm.height()
xShadow = 3.0
yShadow = 3.0
image = QImage(int((w + xShadow) * sx), int((h + yShadow) * sy),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.setFont(Colors.headingFont())
painter.scale(sx, sy)
# Draw shadow.
brush_shadow = QLinearGradient(xShadow, yShadow, w, yShadow)
brush_shadow.setSpread(QLinearGradient.PadSpread)
if Colors.useEightBitPalette:
brush_shadow.setColorAt(0.0, QColor(0, 0, 0))
else:
brush_shadow.setColorAt(0.0, QColor(0, 0, 0, 100))
pen_shadow = QPen()
pen_shadow.setBrush(brush_shadow)
painter.setPen(pen_shadow)
painter.drawText(int(xShadow), int(yShadow), int(w), int(h),
Qt.AlignLeft, self.text)
# Draw text.
brush_text = QLinearGradient(0, 0, w, w)
brush_text.setSpread(QLinearGradient.PadSpread)
brush_text.setColorAt(0.0, QColor(255, 255, 255))
brush_text.setColorAt(0.2, QColor(255, 255, 255))
brush_text.setColorAt(0.5, QColor(190, 190, 190))
pen_text = QPen()
pen_text.setBrush(brush_text)
painter.setPen(pen_text)
painter.drawText(0, 0, int(w), int(h), Qt.AlignLeft, self.text)
return image
def createRoundButtonBackground(self, transform):
scaledRect = transform.mapRect(QRect(0, 0,
self.logicalSize.width(), self.logicalSize.height()))
image = QImage(scaledRect.width(), scaledRect.height(),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
painter.setRenderHint(QPainter.Antialiasing)
painter.setPen(Qt.NoPen)
if Colors.useEightBitPalette:
painter.setPen(QColor(120, 120, 120))
if self.pressed:
painter.setBrush(QColor(60, 60, 60))
elif self.highlighted:
painter.setBrush(QColor(100, 100, 100))
else:
painter.setBrush(QColor(80, 80, 80))
else:
outlinebrush = QLinearGradient(0, 0, 0, scaledRect.height())
brush = QLinearGradient(0, 0, 0, scaledRect.height())
brush.setSpread(QLinearGradient.PadSpread)
highlight = QColor(255, 255, 255, 70)
shadow = QColor(0, 0, 0, 70)
sunken = QColor(220, 220, 220, 30)
if self.type == TextButton.PANEL:
normal1 = QColor(200, 170, 160, 50)
normal2 = QColor(50, 10, 0, 50)
else:
normal1 = QColor(255, 255, 245, 60)
normal2 = QColor(255, 255, 235, 10)
if self.pressed:
outlinebrush.setColorAt(0, shadow)
outlinebrush.setColorAt(1, highlight)
brush.setColorAt(0, sunken)
painter.setPen(Qt.NoPen)
else:
outlinebrush.setColorAt(1, shadow)
outlinebrush.setColorAt(0, highlight)
brush.setColorAt(0, normal1)
if not self.highlighted:
brush.setColorAt(1, normal2)
painter.setPen(QPen(outlinebrush, 1))
painter.setBrush(brush)
if self.type == TextButton.PANEL:
painter.drawRect(0, 0, scaledRect.width(), scaledRect.height())
else:
painter.drawRoundedRect(0, 0, scaledRect.width(),
scaledRect.height(), 10, 90, Qt.RelativeSize)
return image
def createArrowBackground(self, transform):
scaledRect = transform.mapRect(QRect(0, 0,
self.logicalSize.width(), self.logicalSize.height()))
image = QImage(scaledRect.width(), scaledRect.height(),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
painter.setRenderHint(QPainter.Antialiasing)
painter.setPen(Qt.NoPen)
if Colors.useEightBitPalette:
painter.setPen(QColor(120, 120, 120))
if self.pressed:
painter.setBrush(QColor(60, 60, 60))
elif self.highlighted:
painter.setBrush(QColor(100, 100, 100))
else:
painter.setBrush(QColor(80, 80, 80))
else:
outlinebrush = QLinearGradient(0, 0, 0, scaledRect.height())
brush = QLinearGradient(0, 0, 0, scaledRect.height())
brush.setSpread(QLinearGradient.PadSpread)
highlight = QColor(255, 255, 255, 70)
shadow = QColor(0, 0, 0, 70)
sunken = QColor(220, 220, 220, 30)
normal1 = QColor(200, 170, 160, 50)
normal2 = QColor(50, 10, 0, 50)
if self.pressed:
outlinebrush.setColorAt(0, shadow)
outlinebrush.setColorAt(1, highlight)
brush.setColorAt(0, sunken)
painter.setPen(Qt.NoPen)
else:
outlinebrush.setColorAt(1, shadow)
outlinebrush.setColorAt(0, highlight)
brush.setColorAt(0, normal1)
if not self.highlighted:
brush.setColorAt(1, normal2)
painter.setPen(QPen(outlinebrush, 1))
painter.setBrush(brush);
painter.drawRect(0, 0, scaledRect.width(), scaledRect.height())
xOff = scaledRect.width() / 2
yOff = scaledRect.height() / 2
sizex = 3.0 * transform.m11()
sizey = 1.5 * transform.m22()
if self.type == TextButton.UP:
sizey *= -1
path = QPainterPath()
path.moveTo(xOff, yOff + (5 * sizey))
path.lineTo(xOff - (4 * sizex), yOff - (3 * sizey))
path.lineTo(xOff + (4 * sizex), yOff - (3 * sizey))
path.lineTo(xOff, yOff + (5 * sizey))
painter.drawPath(path)
return image
def __init__(self, machine, parent=None): super(RenderArea, self).__init__(parent) self.pen = QPen() self.brush = QBrush() self.antialiased = True self.setBackgroundRole(QPalette.Base) self.setAutoFillBackground(True) self.machine = machine self.dist_radius = min(self.width() / 4, self.height() / 4) * 1.5 self.dist_center = QPoint(self.width() / 2.0, self.height() / 2.0) self.n_states = len(self.machine.getStates()) self.state_radius = self.funcc(self.dist_radius, self.n_states) self.active = -1 self.t_active = -1 self.pts = [] #Brushes linearGradient = QLinearGradient(-self.state_radius, -self.state_radius, self.state_radius, self.state_radius) linearGradient.setColorAt(0.0, Qt.darkGreen) linearGradient.setColorAt(0.7, Qt.green) linearGradient.setColorAt(0.3, Qt.green) linearGradient.setColorAt(1.0, Qt.white) self.greenGradientBrush = QBrush(linearGradient) linearGradient = QLinearGradient(-self.state_radius, -self.state_radius, self.state_radius, self.state_radius) linearGradient.setColorAt(0.0, Qt.darkGray) linearGradient.setColorAt(0.7, Qt.lightGray) linearGradient.setColorAt(0.3, Qt.gray) linearGradient.setColorAt(1.0, Qt.white) self.grayGradientBrush = QBrush(linearGradient) self.setBrush(self.grayGradientBrush)
def paintEvent(self, event):
option = QStyleOption()
option.initFrom(self)
contents_rect = self.style().subElementRect(QStyle.SE_FrameContents, option, self) or self.contentsRect() # the SE_FrameContents rect is Null unless the stylesheet defines decorations
if self.graphStyle == self.BarStyle:
graph_width = self.__dict__['graph_width'] = int(ceil(float(contents_rect.width()) / self.horizontalPixelsPerUnit))
else:
graph_width = self.__dict__['graph_width'] = int(ceil(float(contents_rect.width() - 1) / self.horizontalPixelsPerUnit) + 1)
max_value = self.__dict__['max_value'] = max(chain([0], *(islice(reversed(graph.data), graph_width) for graph in self.graphs if graph.enabled)))
if self.graphHeight == self.AutomaticHeight or self.graphHeight < 0:
graph_height = self.__dict__['graph_height'] = max(self.scaler.get_height(max_value), self.minHeight)
else:
graph_height = self.__dict__['graph_height'] = max(self.graphHeight, self.minHeight)
if self.graphStyle == self.BarStyle:
height_scaling = float(contents_rect.height()) / graph_height
else:
height_scaling = float(contents_rect.height() - self.lineThickness) / graph_height
painter = QStylePainter(self)
painter.drawPrimitive(QStyle.PE_Widget, option)
painter.setClipRect(contents_rect)
painter.save()
painter.translate(contents_rect.x() + contents_rect.width() - 1, contents_rect.y() + contents_rect.height() - 1)
painter.scale(-1, -1)
painter.setRenderHint(QStylePainter.Antialiasing, self.graphStyle != self.BarStyle)
for graph in (graph for graph in self.graphs if graph.enabled and graph.data):
if self.boundary is not None and 0 < self.boundary < graph_height:
boundary_width = min(5.0/height_scaling, self.boundary-0, graph_height-self.boundary)
pen_color = QLinearGradient(0, (self.boundary - boundary_width) * height_scaling, 0, (self.boundary + boundary_width) * height_scaling)
pen_color.setColorAt(0, graph.color)
pen_color.setColorAt(1, graph.over_boundary_color)
brush_color = QLinearGradient(0, (self.boundary - boundary_width) * height_scaling, 0, (self.boundary + boundary_width) * height_scaling)
brush_color.setColorAt(0, self.color_with_alpha(graph.color, self.fillTransparency))
brush_color.setColorAt(1, self.color_with_alpha(graph.over_boundary_color, self.fillTransparency))
else:
pen_color = graph.color
brush_color = self.color_with_alpha(graph.color, self.fillTransparency)
dataset = islice(reversed(graph.data), graph_width)
if self.graphStyle == self.BarStyle:
lines = [QLineF(x*self.horizontalPixelsPerUnit, 0, x*self.horizontalPixelsPerUnit, y*height_scaling) for x, y in enumerate(dataset)]
painter.setPen(QPen(pen_color, self.lineThickness))
painter.drawLines(lines)
else:
painter.translate(0, +self.lineThickness/2 - 1)
if self.smoothEnvelope and self.smoothFactor > 0:
min_value = 0
max_value = graph_height * height_scaling
cx_offset = self.horizontalPixelsPerUnit / 3.0
smoothness = self.smoothFactor
last_values = deque(3*[next(dataset) * height_scaling], maxlen=3) # last 3 values: 0 last, 1 previous, 2 previous previous
envelope = QPainterPath()
envelope.moveTo(0, last_values[0])
for x, y in enumerate(dataset, 1):
x = x * self.horizontalPixelsPerUnit
y = y * height_scaling * (1 - smoothness) + last_values[0] * smoothness
last_values.appendleft(y)
c1x = x - cx_offset * 2
c2x = x - cx_offset
c1y = limit((1 + smoothness) * last_values[1] - smoothness * last_values[2], min_value, max_value) # same gradient as previous previous value to previous value
c2y = limit((1 - smoothness) * last_values[0] + smoothness * last_values[1], min_value, max_value) # same gradient as previous value to last value
envelope.cubicTo(c1x, c1y, c2x, c2y, x, y)
else:
envelope = QPainterPath()
envelope.addPolygon(QPolygonF([QPointF(x*self.horizontalPixelsPerUnit, y*height_scaling) for x, y in enumerate(dataset)]))
if self.fillEnvelope or graph.fill_envelope:
first_element = envelope.elementAt(0)
last_element = envelope.elementAt(envelope.elementCount() - 1)
fill_path = QPainterPath()
fill_path.moveTo(last_element.x, last_element.y)
fill_path.lineTo(last_element.x + 1, last_element.y)
fill_path.lineTo(last_element.x + 1, -self.lineThickness)
fill_path.lineTo(-self.lineThickness, -self.lineThickness)
fill_path.lineTo(-self.lineThickness, first_element.y)
fill_path.connectPath(envelope)
painter.fillPath(fill_path, brush_color)
painter.strokePath(envelope, QPen(pen_color, self.lineThickness, join=Qt.RoundJoin))
painter.translate(0, -self.lineThickness/2 + 1)
if self.boundary is not None and self.boundaryColor:
painter.setRenderHint(QStylePainter.Antialiasing, False)
painter.setPen(QPen(self.boundaryColor, 1.0))
painter.drawLine(0, self.boundary*height_scaling, contents_rect.width(), self.boundary*height_scaling)
painter.restore()
# queue the 'updated' signal to be emitted after returning to the main loop
QMetaObject.invokeMethod(self, 'updated', Qt.QueuedConnection)
def paintEvent(self, event):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
redrawRect = event.rect()
beginRow = redrawRect.top() // self.squareSize
endRow = redrawRect.bottom() // self.squareSize
# XXX: do we need to maintain self._column when we have (endColumn -
# beginColumn)?
beginColumn = redrawRect.left() // self.squareSize
endColumn = redrawRect.right() // self.squareSize
gradient = QLinearGradient(0, 0, 0, GlyphCellHeaderHeight)
gradient.setColorAt(0.0, cellHeaderBaseColor)
gradient.setColorAt(1.0, cellHeaderLineColor)
dirtyGradient = QLinearGradient(0, 0, 0, GlyphCellHeaderHeight)
dirtyGradient.setColorAt(0.0, cellHeaderBaseColor.darker(125))
dirtyGradient.setColorAt(1.0, cellHeaderLineColor.darker(125))
markGradient = QLinearGradient(0, 0, 0, self.squareSize-GlyphCellHeaderHeight)
for row in range(beginRow, endRow + 1):
for column in range(beginColumn, endColumn + 1):
key = row * self._columns + column
if key >= len(self._glyphs): break
glyph = self._glyphs[key]
painter.save()
painter.translate(column * self.squareSize, row * self.squareSize)
painter.fillRect(0, 0, self.squareSize, self.squareSize, Qt.white)
# prepare header colors
brushColor = gradient
linesColor = cellHeaderHighlightLineColor
# mark color
if not glyph.template:
if glyph.markColor is not None:
markColor = QColor.fromRgbF(*tuple(glyph.markColor))
markGradient.setColorAt(1.0, markColor)
markGradient.setColorAt(0.0, markColor.lighter(125))
painter.fillRect(0, GlyphCellHeaderHeight, self.squareSize,
self.squareSize - GlyphCellHeaderHeight, QBrush(markGradient))
if glyph.dirty:
brushColor = dirtyGradient
linesColor = cellHeaderHighlightLineColor.darker(110)
# header gradient
painter.fillRect(0, 0, self.squareSize, GlyphCellHeaderHeight,
QBrush(brushColor))
# header lines
painter.setPen(linesColor)
minOffset = painter.pen().width()
# disable antialiasing to avoid lines bleeding over background
painter.setRenderHint(QPainter.Antialiasing, False)
painter.drawLine(0, 0, 0, GlyphCellHeaderHeight - 1)
painter.drawLine(self.squareSize - 2, 0, self.squareSize - 2, GlyphCellHeaderHeight -1)
painter.setPen(QColor(170, 170, 170))
painter.drawLine(0, GlyphCellHeaderHeight, self.squareSize, GlyphCellHeaderHeight)
painter.setRenderHint(QPainter.Antialiasing)
# header text
painter.setFont(headerFont)
painter.setPen(QColor(80, 80, 80))
name = metrics.elidedText(glyph.name, Qt.ElideRight, self.squareSize - 2)
painter.drawText(1, 0, self.squareSize - 2, GlyphCellHeaderHeight - minOffset,
Qt.TextSingleLine | Qt.AlignCenter, name)
painter.restore()
painter.setPen(cellGridColor)
rightEdgeX = column * self.squareSize + self.squareSize
bottomEdgeY = row * self.squareSize + self.squareSize
painter.drawLine(rightEdgeX, row * self.squareSize + 1, rightEdgeX, bottomEdgeY)
painter.drawLine(rightEdgeX, bottomEdgeY, column * self.squareSize + 1, bottomEdgeY)
if self._currentDropIndex is not None:
painter.setPen(Qt.green)
if self._currentDropIndex == key:
painter.drawLine(column * self.squareSize, row * self.squareSize,
column * self.squareSize, bottomEdgeY)
# special-case the end-column
elif column == endColumn and self._currentDropIndex == key+1:
yPos = self.mapFromGlobal(QCursor.pos()).y()
if row == yPos // self.squareSize:
painter.drawLine(rightEdgeX - 1, row * self.squareSize,
rightEdgeX - 1, bottomEdgeY)
# selection code
if key in self._selection:
painter.setRenderHint(QPainter.Antialiasing, False)
painter.fillRect(column * self.squareSize + 1,
row * self.squareSize + 1, self.squareSize - 3,
self.squareSize - 3, cellSelectionColor)
painter.setRenderHint(QPainter.Antialiasing)
if not glyph.template:
font = glyph.getParent()
outline = glyph.getRepresentation("defconQt.QPainterPath")
uPM = font.info.unitsPerEm
if uPM is None or not uPM > 0:
uPM = 1000
descender = font.info.descender
if descender is None or not descender < 0:
descender = -250
factor = (self.squareSize-GlyphCellHeaderHeight) / (uPM*(1+2*GlyphCellBufferHeight))
x_offset = (self.squareSize-glyph.width*factor)/2
# If the glyph overflows horizontally we need to adjust the scaling factor
if x_offset < 0:
factor *= 1+2*x_offset/(glyph.width*factor)
x_offset = 0
# TODO: the * 1.8 below is somewhat artificial
y_offset = descender*factor * 1.8
painter.save()
painter.setClipRect(column * self.squareSize, row * self.squareSize+GlyphCellHeaderHeight,
self.squareSize, self.squareSize-GlyphCellHeaderHeight)
painter.translate(column * self.squareSize + x_offset, row * self.squareSize + self.squareSize + y_offset)
painter.scale(factor, -factor)
painter.fillPath(outline, Qt.black)
painter.restore()
else:
painter.save()
painter.setFont(voidFont)
painter.setPen(QPen(Qt.lightGray))
rect = QRectF(column * self.squareSize, row * self.squareSize+GlyphCellHeaderHeight,
self.squareSize, self.squareSize-GlyphCellHeaderHeight)
# TODO: need to flag template glyphs as to whether they have unicodings or not
if glyph.unicode is not None:
text = chr(glyph.unicode)
else:
text = "✌"
painter.drawText(rect, Qt.AlignCenter, text)
painter.restore()