def setupSceneItems(self):
if Colors.showFps:
self.fpsLabel = DemoTextItem("FPS: --", Colors.buttonFont(),
Qt.white, -1, None, DemoTextItem.DYNAMIC_TEXT)
self.fpsLabel.setZValue(1000)
self.fpsLabel.setPos(Colors.stageStartX,
600 - QFontMetricsF(Colors.buttonFont()).height() - 5)
self.mainSceneRoot = QGraphicsWidget()
self.scene.addItem(self.mainSceneRoot)
self.companyLogo = ImageItem(
QImage(self.imagesDir + '/trolltech-logo.png'),
1000, 1000, None, True, 0.5)
self.qtLogo = ImageItem(QImage(self.imagesDir + '/qtlogo_small.png'),
1000, 1000, None, True, 0.5)
self.companyLogo.setZValue(100)
self.qtLogo.setZValue(100)
self.pausedLabel = DemoTextItem("PAUSED", Colors.buttonFont(),
Qt.white, -1, None)
self.pausedLabel.setZValue(100)
fm = QFontMetricsF(Colors.buttonFont())
self.pausedLabel.setPos(Colors.stageWidth - fm.width("PAUSED"),
590 - fm.height())
self.pausedLabel.setRecursiveVisible(False)
def drawMarkings(self, painter):
painter.save()
painter.translate(self.width() / 2, self.height() / 2)
scale = min((self.width() - self._margins) / 120.0,
(self.height() - self._margins) / 120.0)
painter.scale(scale, scale)
font = QFont(self.font())
font.setPixelSize(8)
metrics = QFontMetricsF(font)
painter.setFont(font)
painter.setPen(QPen(QColor(self.scaleColor)))
tickInterval = 5
i = 0
while i < 360:
if i % 45 == 0:
painter.drawLine(0, -40, 0, -50)
painter.drawText(int(-metrics.width(self._pointText[i]) / 2.0),
-52, self._pointText[i])
else:
painter.drawLine(0, -45, 0, -50)
painter.rotate(tickInterval)
i += tickInterval
painter.restore()
def draw_markings(self, painter):
""" draw markings"""
painter.save()
painter.translate(self.width() / 2, self.height() / 2)
scale = min((self.width() - self._margins) / 120.0,
(self.height() - self._margins) / 120.0)
painter.scale(scale, scale)
font = QFont(self.font())
font.setPixelSize(10)
metrics = QFontMetricsF(font)
painter.setFont(font)
painter.setPen(QPen(QBrush(Qt.black), 1, Qt.SolidLine))
i = 0
while i < 360:
if i % 45 == 0:
painter.drawLine(0, -40, 0, -50)
painter.drawText(-metrics.width(self._pointText[i]) / 2.0, -52,
self._pointText[i])
else:
painter.drawLine(0, -45, 0, -50)
painter.rotate(15)
i += 15
painter.restore()
def minimumSizeHint(self):
font = QFont(self.font())
font.setPointSize(font.pointSize() - 1)
fm = QFontMetricsF(font)
return QSize(
fm.width(FractionSlider.WSTRING) * self.__denominator,
(fm.height() * 4) + FractionSlider.YMARGIN)
def draw_markings(self, painter):
painter.save()
painter.translate(self.width()/2, self.height()/2)
scale = min((self.width() - self._margins)/120.0, (self.height() - self._margins)/120.0)
painter.scale(scale, scale)
font = QFont(self.font())
font.setPixelSize(12)
metrics = QFontMetricsF(font)
painter.setFont(font)
painter.setPen(self.palette().color(QPalette.WindowText))
i = 0
while i < 360:
if i % 45 == 0:
painter.drawLine(0, -40, 0, -50)
painter.drawText(-metrics.width(self._point_text[i])/2.0, -52, self._point_text[i])
else:
painter.drawLine(0, -45, 0, -50)
painter.rotate(15)
i += 15
painter.restore()
def __init__(self, leftFlow=0, rightFlow=0, maxFlow=100, parent=None):
super(YPipeWidget, self).__init__(parent)
self.leftSpinBox = QSpinBox(
self) # 因为不会对其进行布局，所以使用self将其父声明为YPipeWidget
self.leftSpinBox.setRange(0, maxFlow)
self.leftSpinBox.setValue(leftFlow)
self.leftSpinBox.setSuffix(" 升每秒")
self.leftSpinBox.setAlignment(Qt.AlignRight | Qt.AlignVCenter)
self.leftSpinBox.valueChanged.connect(self.valueChanged)
self.rightSpinBox = QSpinBox(self)
self.rightSpinBox.setRange(0, maxFlow)
self.rightSpinBox.setValue(rightFlow)
self.rightSpinBox.setSuffix(" 升每秒")
self.rightSpinBox.setAlignment(Qt.AlignRight | Qt.AlignVCenter)
self.rightSpinBox.valueChanged.connect(self.valueChanged)
self.label = QLabel(self)
self.label.setFrameStyle(
QFrame.WinPanel
| QFrame.Raised) #其接受两个对象，第一个是frame sharp，第二个是shadow style。
self.label.setLineWidth(2)
self.label.setAlignment(Qt.AlignCenter)
fm = QFontMetricsF(self.font())
self.label.setMinimumWidth(fm.width(" 666999 升每秒666 ")) #设置下方最大宽度
self.setSizePolicy(
QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding))
self.setMinimumSize(self.minimumSizeHint())
self.valueChanged()
def draw_markings(self, painter):
painter.save()
painter.translate(self.width() / 2, self.height() / 2)
scale = min((self.width() - self._margins) / 120.0,
(self.height() - self._margins) / 120.0)
painter.scale(scale, scale)
font = QFont(self.font())
font.setPixelSize(12)
metrics = QFontMetricsF(font)
painter.setFont(font)
painter.setPen(self.palette().color(QPalette.WindowText))
i = 0
while i < 360:
if i % 45 == 0:
painter.drawLine(0, -40, 0, -50)
painter.drawText(-metrics.width(self._point_text[i]) / 2.0,
-52, self._point_text[i])
else:
painter.drawLine(0, -45, 0, -50)
painter.rotate(15)
i += 15
painter.restore()
def drawDirections(self, painter):
painter.save()
painter.translate(self.width() / 2,
self.height() /
2) # Centers the position on the widget.
scale = min((self.width() - self.margins) / 120,
(self.height() - self.margins) / 120)
painter.scale(scale, scale)
font = QFont(self.font())
font.setPixelSize(10)
metrics = QFontMetricsF(font)
painter.setFont(font)
painter.setPen(self.palette().color(QPalette.Shadow))
i = 0
while i < 360:
# Check if it should draw the directions or if it should draw the lines between the directions.
if i % 45 == 0:
painter.drawLine(0, -40, 0, -50)
painter.drawText(-metrics.width(self.directions[i]) / 2, -52,
self.directions[i])
else:
painter.drawLine(0, -45, 0, -50)
painter.rotate(15)
i += 15
painter.restore()
def __init__(self, leftFlow=0, rightFlow=0, maxFlow=100, parent=None):
super(YPipeWidget, self).__init__(parent)
self.leftSpinBox = QSpinBox(self)
self.leftSpinBox.setRange(0, maxFlow)
self.leftSpinBox.setValue(leftFlow)
self.leftSpinBox.setSuffix(" l/s")
self.leftSpinBox.setAlignment(Qt.AlignRight | Qt.AlignVCenter)
self.leftSpinBox.valueChanged.connect(self.valueChanged)
self.rightSpinBox = QSpinBox(self)
self.rightSpinBox.setRange(0, maxFlow)
self.rightSpinBox.setValue(rightFlow)
self.rightSpinBox.setSuffix(" l/s")
self.rightSpinBox.setAlignment(Qt.AlignRight | Qt.AlignVCenter)
self.rightSpinBox.valueChanged.connect(self.valueChanged)
self.label = QLabel(self)
self.label.setFrameStyle(QFrame.StyledPanel | QFrame.Sunken)
self.label.setAlignment(Qt.AlignCenter)
fm = QFontMetricsF(self.font())
self.label.setMinimumWidth(fm.width(" 999 l/s "))
self.setSizePolicy(
QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding))
self.setMinimumSize(self.minimumSizeHint())
self.valueChanged()
def setupSceneItems(self):
if Colors.showFps:
self.fpsLabel = DemoTextItem("FPS: --", Colors.buttonFont(),
Qt.white, -1, None,
DemoTextItem.DYNAMIC_TEXT)
self.fpsLabel.setZValue(1000)
self.fpsLabel.setPos(
Colors.stageStartX,
600 - QFontMetricsF(Colors.buttonFont()).height() - 5)
self.mainSceneRoot = QGraphicsWidget()
self.scene.addItem(self.mainSceneRoot)
self.companyLogo = ImageItem(
QImage(self.imagesDir + '/trolltech-logo.png'), 1000, 1000, None,
True, 0.5)
self.qtLogo = ImageItem(QImage(self.imagesDir + '/qtlogo_small.png'),
1000, 1000, None, True, 0.5)
self.companyLogo.setZValue(100)
self.qtLogo.setZValue(100)
self.pausedLabel = DemoTextItem("PAUSED", Colors.buttonFont(),
Qt.white, -1, None)
self.pausedLabel.setZValue(100)
fm = QFontMetricsF(Colors.buttonFont())
self.pausedLabel.setPos(Colors.stageWidth - fm.width("PAUSED"),
590 - fm.height())
self.pausedLabel.setRecursiveVisible(False)
def _drawLabels(self, painter: QPainter):
"""отображение подписей на осях"""
f_m = QFontMetricsF(self._style['grid']['font'])
pen = painter.pen()
text = 'Расход, м³/сутки'
offset_x = self._margins[0] + self.getDrawArea().width() / 2
offset_x -= f_m.width(text) / 2
offset_y = self.height() - self._margins[3] + f_m.height()
offset_y += 20
painter.setPen(self._style['grid']['border'])
painter.drawText(QPointF(offset_x, offset_y), text)
text = 'Напор, м'
offset_x = 0 - f_m.height() - 5
self._drawLabel(painter, f_m, offset_x, text)
text = 'Мощность, кВт'
offset_x = self._margins[0] + self.getDrawArea().width() + 10
painter.setPen(self._charts['etl_pwr'].pen)
self._drawLabel(painter, f_m, offset_x, text)
text = 'КПД, %'
offset_x = self._margins[0] + self.getDrawArea().width() + \
self._grid_divs['y1'].width + 40
painter.setPen(self._charts['etl_eff'].pen)
self._drawLabel(painter, f_m, offset_x, text)
painter.setPen(pen)
def drawTwoTexts(
self,
p: QPainter,
firstRect: QRectF,
secondRect: QRectF,
innerRadius: float,
value: float,
):
if not self.m_format:
return
if self.useSystemFont:
font = QFont(self.font())
else:
font = QFont('Noto Sans')
font.setPixelSize(10)
fm = QFontMetricsF(font)
maxWidth = fm.width(self.valueToText(self.m_max))
delta = innerRadius / maxWidth
timeFontSize = font.pixelSize() * delta * 0.75
font.setPixelSize(int(timeFontSize))
p.setFont(font)
timeTextRect = QRectF(firstRect)
tomatoesTextRect = QRectF(secondRect)
p.setPen(self.palette().text().color())
p.drawText(timeTextRect, Qt.AlignCenter | Qt.AlignBottom,
self.valueToText(value))
tomatoesFontSize = timeFontSize * 0.3
font.setPixelSize(int(tomatoesFontSize))
p.setFont(font)
p.drawText(tomatoesTextRect, Qt.AlignHCenter, self.m_second_format)
def __init__(self, lbl='', onColor='green', offColor='red', initialState=False, maxSize=50, position=1, parent=None, callback=None, alignment=1, valignment=1):
QFrame.__init__(self, parent)
self.numberControl = ToggleSwitch(onColor, offColor, initialState, maxSize, parent, callback)
if position < 3:
layout = QVBoxLayout()
else:
layout = QHBoxLayout()
self.lbl = lbl
self.lblcontrol = QLabel(lbl, self)
if position == 3: # left of switch
self.lblcontrol.setAlignment(Qtc.AlignRight)
elif position == 4: # right of switch
self.lblcontrol.setAlignment(Qtc.AlignLeft)
else:
# Above or below
self.lblcontrol.setAlignment(Qtc.AlignCenter)
# add top or left
if len(lbl) > 0:
if position == 1 or position == 3:
layout.addWidget(self.lblcontrol)
layout.addWidget(self.numberControl)
# Add bottom or right
if len(lbl) > 0:
if position == 2 or position == 4:
layout.addWidget(self.lblcontrol)
if alignment == 1:
halign = Qtc.AlignCenter
elif alignment == 2:
halign = Qtc.AlignLeft
else:
halign = Qtc.AlignRight
if valignment == 1:
valign = Qtc.AlignVCenter
elif valignment == 2:
valign = Qtc.AlignTop
else:
valign = Qtc.AlignBottom
layout.setAlignment(halign | valign)
# layout.setAlignment(Qtc.AlignCenter | Qtc.AlignVCenter)
self.setLayout(layout)
textfont = self.lblcontrol.font()
metrics = QFontMetricsF(textfont)
maxWidth = max( (maxSize+4),(maxSize*2 + metrics.width(lbl)) )
maxHeight = max( (maxSize/2+4),(maxSize/2 + metrics.height()+2) )
#print('Min size: ' + str(maxWidth) + " x " + str(maxHeight))
self.setMinimumSize(int(maxWidth), int(maxHeight))
self.show()
def setFontMetrics():
""" Application must be running before you mess
too much with Fonts in Qt5
"""
global SEQUENCEFONT
global SEQUENCEFONTMETRICS
global SEQUENCEFONTCHARWIDTH
global SEQUENCEFONTCHARHEIGHT
global SEQUENCEFONTEXTRAWIDTH
global SEQUENCETEXTXCENTERINGOFFSET
global SEQUENCETEXTYCENTERINGOFFSET
SEQUENCEFONT = QFont("Monaco")
if hasattr(QFont, 'Monospace'):
SEQUENCEFONT.setStyleHint(QFont.Monospace)
SEQUENCEFONT.setFixedPitch(True)
SEQUENCEFONTH = int(PATH_BASE_WIDTH / 3.)
SEQUENCEFONT.setPixelSize(SEQUENCEFONTH)
SEQUENCEFONTMETRICS = QFontMetricsF(SEQUENCEFONT)
SEQUENCEFONTCHARWIDTH = SEQUENCEFONTMETRICS.width("A")
SEQUENCEFONTCHARHEIGHT = SEQUENCEFONTMETRICS.height()
SEQUENCEFONTEXTRAWIDTH = PATH_BASE_WIDTH - SEQUENCEFONTCHARWIDTH
SEQUENCEFONT.setLetterSpacing(QFont.AbsoluteSpacing,
SEQUENCEFONTEXTRAWIDTH)
SEQUENCETEXTXCENTERINGOFFSET = SEQUENCEFONTEXTRAWIDTH / 4.
SEQUENCETEXTYCENTERINGOFFSET = PATH_BASE_WIDTH * 0.6
def updateTabWidth(self):
if not hasattr(self, "_tabWidth"):
return
fM = QFontMetricsF(self.font())
pixelWidth = fM.width(' ') * self._tabWidth
document = self.document()
opt = document.defaultTextOption()
opt.setTabStop(pixelWidth)
document.setDefaultTextOption(opt)
def __init__(self, lbl='', onColor='green', offColor='red', initialState=False, maxSize=80, position=1, alignment=1, valignment=1, parent=None):
QFrame.__init__(self, parent)
self.numberControl = LEDIndicator(onColor, offColor, initialState, maxSize, parent)
if position < 3:
layout = QVBoxLayout()
else:
layout = QHBoxLayout()
if len(lbl) == 0:
lbl = " "
self.lbl = lbl
self.lblcontrol = QLabel(lbl, self)
self.lblcontrol.setAlignment(Qtc.AlignCenter)
# add top or left
if len(lbl) > 0:
if position == 1 or position == 3:
layout.addWidget(self.lblcontrol)
else:
self.hasLabel = False
layout.addWidget(self.numberControl)
# Add bottom or right
if len(lbl) > 0:
if position == 2 or position == 4:
layout.addWidget(self.lblcontrol)
if alignment == 1:
halign = Qtc.AlignCenter
elif alignment == 2:
halign = Qtc.AlignLeft
else:
halign = Qtc.AlignRight
if valignment == 1:
valign = Qtc.AlignVCenter
elif valignment == 2:
valign = Qtc.AlignTop
else:
valign = Qtc.AlignBottom
layout.setAlignment(halign | valign)
self.setLayout(layout)
if (len(lbl) > 0):
textfont = self.lblcontrol.font()
metrics = QFontMetricsF(textfont)
maxWidth = max( (maxSize+30),(maxSize + metrics.width(lbl)+4) )
maxHeight = max( (maxSize+35),(maxSize + metrics.height()+2) )
self.setMinimumSize(maxWidth, maxHeight)
else:
self.setMinimumSize(maxSize+2, maxSize+2)
self.show()
def updateTabWidth(self):
if not hasattr(self, "_tabWidth"):
return
fM = QFontMetricsF(self.font())
pixelWidth = fM.width(' ') * self._tabWidth
document = self.document()
opt = document.defaultTextOption()
opt.setTabStop(pixelWidth)
document.setDefaultTextOption(opt)
def paintEvent(self, event=None):
font = QFont(self.font())
font.setPointSize(font.pointSize() - 1)
fm = QFontMetricsF(font)
fracWidth = fm.width(FractionSlider.WSTRING)
indent = fm.boundingRect("9").width() / 2.0
if not X11:
fracWidth *= 1.5
span = self.width() - (FractionSlider.XMARGIN * 2)
value = self.__numerator / float(self.__denominator)
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.setRenderHint(QPainter.TextAntialiasing)
painter.setPen(self.palette().color(QPalette.Mid))
painter.setBrush(self.palette().brush(QPalette.AlternateBase))
painter.drawRect(self.rect())
segColor = QColor(Qt.green).darker(120)
segLineColor = segColor.darker()
painter.setPen(segLineColor)
painter.setBrush(segColor)
painter.drawRect(FractionSlider.XMARGIN, FractionSlider.YMARGIN, span,
fm.height())
textColor = self.palette().color(QPalette.Text)
segWidth = span / self.__denominator
segHeight = fm.height() * 2
nRect = fm.boundingRect(FractionSlider.WSTRING)
x = FractionSlider.XMARGIN
yOffset = segHeight + fm.height()
for i in range(self.__denominator + 1):
painter.setPen(segLineColor)
painter.drawLine(x, FractionSlider.YMARGIN, x, segHeight)
painter.setPen(textColor)
y = segHeight
rect = QRectF(nRect)
rect.moveCenter(QPointF(x, y + fm.height() / 2.0))
# painter.drawText(rect, Qt.AlignCenter,
# QString.number(i))
painter.drawText(rect, Qt.AlignCenter, str(i))
y = yOffset
rect.moveCenter(QPointF(x, y + fm.height() / 2.0))
painter.drawText(rect, Qt.AlignCenter, str(self.__denominator))
painter.drawLine(QPointF(rect.left() + indent, y),
QPointF(rect.right() - indent, y))
x += segWidth
span = int(span)
y = FractionSlider.YMARGIN - 0.5
triangle = [
QPointF(value * span, y),
QPointF((value * span) + (2 * FractionSlider.XMARGIN), y),
QPointF((value * span) + FractionSlider.XMARGIN, fm.height())
]
painter.setPen(Qt.yellow)
painter.setBrush(Qt.darkYellow)
painter.drawPolygon(QPolygonF(triangle))
def draw(self):
painter = QPainter(self._neditor.viewport())
painter.setPen(self.__color)
metrics = QFontMetricsF(self._neditor.font())
doc_margin = self._neditor.document().documentMargin()
offset = self._neditor.contentOffset().x() + doc_margin
x = round(metrics.width(' ') * self.__position) + offset
if self.__background:
width = self._neditor.viewport().width() - x
rect = QRect(x, 0, width, self._neditor.height())
painter.fillRect(rect, self.__background_color)
painter.drawLine(x, 0, x, self._neditor.height())
def draw(self):
painter = QPainter(self._neditor.viewport())
painter.setPen(self.__color)
metrics = QFontMetricsF(self._neditor.font())
doc_margin = self._neditor.document().documentMargin()
offset = self._neditor.contentOffset().x() + doc_margin
x = round(metrics.width(' ') * self.__position) + offset
if self.__background:
width = self._neditor.viewport().width() - x
rect = QRect(x, 0, width, self._neditor.height())
painter.fillRect(rect, self.__background_color)
painter.drawLine(x, 0, x, self._neditor.height())
def minimumSizeHint(self):
'''定义字体、字体大小、根据字体Metrics的大小返回一个QSize对象，设置最小的尺寸'''
font = QFont(self.font()) # 这声明了和没有声明有什么区别？Constructs a font that is a copy of font.
# self.font() This property describes the widget's requested font.
# font = QFont() # 只需要一个实例，因为此函数的目的是返回一个QSize
font.setPointSize(font.pointSize() - 1) # The point size must be greater than zero.
# pointSize() Returns -1 if the font size was specified in pixels.
fm = QFontMetricsF(font)
# print(fm.height(),fm.width(FractionSlider.WSTRING),fm.width(FractionSlider.WSTRING+'666')) # Return 11.0 18.0 36.0
return QSize(fm.width(FractionSlider.WSTRING) *
self.__denominator,
(fm.height() * 4) + FractionSlider.YMARGIN)
def _drawGridDivs_y(self, painter: QPainter, step: float, axis_name='y'):
"""отрисовка значений делений на оси Y"""
if len(self._charts) > 0:
logger.debug(f"{self._drawGridDivs_y.__doc__} {axis_name}")
axis: Axis = self._charts[self._base_chart].getAxis(axis_name)
fm = QFontMetricsF(self._style['grid']['font'])
for i, div in axis.generateDivSteps():
text = str(round(div, 8))
offset_x = self._margins[0] - fm.width(text) - 10
offset_y = self.height() - self._margins[3] + fm.height() / 4.0
painter.drawText(QPointF(offset_x,
offset_y - i * step),
text)
def drawText(self, p: QPainter, innerRect: QRectF, innerRadius: float, value: float):
if not self.m_format:
return
f = QFont(self.font())
f.setPixelSize(10)
fm = QFontMetricsF(f)
maxWidth = fm.width(self.valueToText(self.m_max))
delta = innerRadius / maxWidth
fontSize = f.pixelSize() * delta * 0.75
f.setPixelSize(int(fontSize))
p.setFont(f)
textRect = QRectF(innerRect)
p.setPen(self.palette().text().color())
p.drawText(textRect, Qt.AlignCenter, self.valueToText(value))
def __init__(self, columns: int, rows: int, **kwargs: 'Any') -> None:
super().__init__(device_type='console-text-display', **kwargs)
self.__text_widget = text = QTextEdit()
self.__col = 0
self.__row = 0
self.__total_cols = columns
self.__total_rows = rows
self.__text = ' ' * (self.__total_cols * self.__total_rows)
self.__show_cursor = False
text.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
text.setFocusPolicy(Qt.NoFocus)
text.setReadOnly(True)
text.setStyleSheet('''
color: white;
background-color: black;
border-color: black;
border-width: 1px;
border-style: solid;
''')
font = QFont('Monospace')
font.setStyleHint(QFont.TypeWriter)
text.setFont(font)
tdoc = text.document()
fmetrics = QFontMetricsF(tdoc.defaultFont())
margins = text.contentsMargins()
height = fmetrics.lineSpacing()*rows + \
2*(tdoc.documentMargin() + text.frameWidth()) + \
margins.top() + margins.bottom()
width = fmetrics.width('A')*columns + \
2*(tdoc.documentMargin() + text.frameWidth()) + \
margins.left() + margins.right()
text.setFixedHeight(height)
text.setFixedWidth(width)
def onClickGenerate(self):
doc = self.teText.document()
font = QFont()
font.setPointSizeF(self.sbFontSize.value())
doc.setDefaultFont(font)
m = QFontMetricsF(font)
nbLines = doc.lineCount()
width = max([m.width(ll) for ll in doc.toPlainText().split("\n")])
pixmap = QPixmap(width*1.2, m.lineSpacing()*nbLines*1.2)
pixmap.fill(Qt.white)
painter = QPainter(pixmap)
painter.setRenderHint(QPainter.Antialiasing, True)
doc.drawContents(painter)
painter.end()
self.laImg.setPixmap(pixmap)
self.imgToBurn = QImage(pixmap.toImage())
def _drawGridDivs_y(self, painter: QPainter, step: float, axis_name='y0'):
"""отрисовка значений делений на оси Y"""
# logger.debug(f"{self._drawGridDivs_y.__doc__} {axis_name}")
f_m = QFontMetricsF(self._style['grid']['font'])
divs = self._grid_divs[axis_name].divs
pen = painter.pen()
painter.setPen(self._style['grid']['border'])
for i in range(1, len(divs)):
text = str(divs[i])
offset_x = 0.0
if axis_name == 'y0':
offset_x = self._margins[0] - f_m.width(text) - 10
elif axis_name == 'y1':
offset_x = self._margins[0] + self.getDrawArea().width() + 10
painter.setPen(self._charts['etl_pwr'].pen)
elif axis_name == 'y2':
offset_x = self._margins[0] + self.getDrawArea().width() + \
self._grid_divs['y1'].width + 40
painter.setPen(self._charts['etl_eff'].pen)
offset_y = self.height() - self._margins[3] + f_m.height() / 4.0
painter.drawText(QPointF(offset_x, offset_y - i * step), text)
painter.setPen(pen)
def draw_markings(self, painter):
""" draw markings"""
painter.save()
painter.translate(self.width() / 2, self.height() / 2)
scale = min((self.width() - self._margins) / 120.0,
(self.height() - self._margins) / 120.0)
painter.scale(scale, scale)
font = QFont(self.font())
font.setPixelSize(10)
metrics = QFontMetricsF(font)
painter.setFont(font)
# painter.setPen(self.palette().color(QPalette.Shadow))
painter.setPen(QPen(QBrush(Qt.black), 1, Qt.SolidLine))
i = 0
while i < 360:
if i % 30 == 0:
painter.drawLine(0, -40, 0, -50)
# painter.setPen(self.palette().color(QPalette.Text))
painter.drawText(-metrics.width(self._pointText[i]) / 2.0, -52,
self._pointText[i])
# painter.setPen(self.palette().color(QPalette.Shadow))
if i == 0:
painter.setBrush(QBrush(self.brake_color))
painter.drawPie(-50, -50, 100, 100, 180 * 16, 16 * 90)
else:
painter.drawLine(0, -47, 0, -50)
painter.rotate(15)
i += 15
painter.restore()
def paintEvent(self, e):
if not len(self.__cluster_container.clusters) or self.width(
) == 0 or self.height() == 0:
return
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.setPen(QColor("transparent"))
painter.setBrush(QColor("red"))
fm = QFontMetricsF(painter.font())
neighbor_id = self.__cluster_container.neighbor_id(self.__active_point)
# draw objects
for cluster in self.__cluster_container.clusters:
try:
painter.setBrush(
QColor(self.__colors[
self.__cluster_container.clusters.index(cluster)]))
except IndexError:
print("Run out of colors")
exit(1)
for obj in cluster.objects:
painter.setPen(QColor("transparent"))
painter.drawEllipse(obj.x(), obj.y(),
ClustersView.PARTICLE_SIZE.width(),
ClustersView.PARTICLE_SIZE.height())
painter.setPen(QColor("gray"))
painter.drawText(obj.pos - QPointF(0, 2), str(obj.id))
used_cluster_obj, distance = cluster.distance_from_point(
self.__active_point)
center_of_obj = QPointF(
used_cluster_obj.x() + ClustersView.PARTICLE_SIZE.width() / 2,
used_cluster_obj.y() + ClustersView.PARTICLE_SIZE.height() / 2)
# draw circle
painter.setPen(QColor("gray"))
painter.setBrush(QColor("transparent"))
painter.setOpacity(0.5)
painter.drawEllipse(center_of_obj,
ClustersView.PARTICLE_SIZE.width() * 2,
ClustersView.PARTICLE_SIZE.height() * 2)
painter.setOpacity(1)
#draw line
painter.setPen(
QColor("#007ACC" if neighbor_id ==
cluster.id else "lightGray"))
painter.drawLine(self.__active_point, center_of_obj)
#draw text
formatted_distance = "{:.1f}".format(distance)
painter.setPen(QColor("gray"))
painter.drawText(
center_of_obj -
QPointF(fm.width(str(formatted_distance)) / 2, 25),
str(formatted_distance))
# draw text at active point
coords = "[{:.1f} {:.1f}]".format(self.__active_point.x(),
self.__active_point.y())
painter.drawText(
self.__active_point - QPointF(fm.width(coords) / 2, 15), coords)
def boundingRect(self): fm = QFontMetricsF(self.font) width = 34 + fm.width(str(self.itemStack.ammount)) return QRectF(0, 0, width, 35)
def draw_markings(self, painter):
""" draw markings"""
size = self.size()
w = size.width()
h = size.height()
font = QFont(self.font())
font.setPixelSize(15)
metrics = QFontMetricsF(font)
painter.save()
painter.translate(0, (self._pitch * h) / 25)
painter.setRenderHint(painter.Antialiasing)
painter.setPen(self.palette().color(QPalette.Shadow))
painter.setFont(font)
#-90º to 90º. steps 0.25º
for i in range(-900, 925, 25):
pos = (((i / 10.0) + 12.5) * h / 25.0)
if i % 100 == 0:
length = w
painter.drawText(0, pos, "{}º".format(int(-i / 10)))
painter.drawText(0, pos, "{}º".format(int(-i / 10)))
elif i % 50 == 0:
length = w
if i != 0:
painter.drawText(0, pos, "{}º".format(int(-i / 10)))
painter.drawText(0, pos, "{}º".format(int(-i / 10)))
else:
length = 0.25 * w
painter.drawLine((w / 2) - (length / 2), pos,
(w / 2) + (length / 2), pos)
painter.setWorldMatrixEnabled(False)
painter.restore()
painter.save()
painter.translate(self.width() / 2, self.height() / 2)
scale = min((self.width() - self._margins) / 120.0,
(self.height() - self._margins) / 120.0)
painter.scale(scale, scale)
font.setPixelSize(10)
painter.setFont(font)
painter.setPen(QPen(QBrush(Qt.black), 1, Qt.SolidLine))
i = 0
while i < 360:
if i % 30 == 0:
painter.drawLine(0, -38, 0, -46)
# painter.setPen(self.palette().color(QPalette.Text))
painter.drawText(-metrics.width(self._pointText[i]) / 2.0, -48,
self._pointText[i])
# painter.setPen(self.palette().color(QPalette.Shadow))
# else:
# painter.drawLine(0, -46, 0, -48)
painter.rotate(15)
i += 15
painter.restore()
def GetWidth(self): fm = QFontMetricsF(self.font) return 34 + fm.width(str(self.itemStack.ammount))
def createGraphics(self):
""" Create the graphical representation of the FMU's inputs and outputs """
def variableColor(variable):
if variable.type == 'Real':
return QColor.fromRgb(0, 0, 127)
elif variable.type in ['Integer', 'Enumeration']:
return QColor.fromRgb(255, 127, 0)
elif variable.type == 'Boolean':
return QColor.fromRgb(255, 0, 255)
elif variable.type == 'String':
return QColor.fromRgb(0, 128, 0)
else:
return QColor.fromRgb(0, 0, 0)
inputVariables = []
outputVariables = []
maxInputLabelWidth = 0
maxOutputLabelWidth = 0
textItem = QGraphicsTextItem()
fontMetrics = QFontMetricsF(textItem.font())
for variable in self.modelDescription.modelVariables:
if variable.causality == 'input':
inputVariables.append(variable)
elif variable.causality == 'output':
outputVariables.append(variable)
for variable in inputVariables:
maxInputLabelWidth = max(maxInputLabelWidth,
fontMetrics.width(variable.name))
for variable in outputVariables:
maxOutputLabelWidth = max(maxOutputLabelWidth,
fontMetrics.width(variable.name))
from math import floor
scene = QGraphicsScene()
self.ui.graphicsView.setScene(scene)
group = QGraphicsItemGroup()
scene.addItem(group)
group.setPos(200.5, -50.5)
lh = 15 # line height
w = max(150., maxInputLabelWidth + maxOutputLabelWidth + 20)
h = max(50., 10 + lh * max(len(inputVariables), len(outputVariables)))
block = QGraphicsRectItem(0, 0, w, h, group)
block.setPen(QColor.fromRgb(0, 0, 255))
pen = QPen()
pen.setWidthF(1)
font = QFont()
font.setPixelSize(10)
# inputs
y = floor((h - len(inputVariables) * lh) / 2 - 2)
for variable in inputVariables:
text = QGraphicsTextItem(variable.name, group)
text.setDefaultTextColor(QColor.fromRgb(0, 0, 255))
text.setFont(font)
text.setX(3)
text.setY(y)
polygon = QPolygonF([
QPointF(-13.5, y + 4),
QPointF(1, y + 11),
QPointF(-13.5, y + 18)
])
path = QPainterPath()
path.addPolygon(polygon)
path.closeSubpath()
contour = QGraphicsPathItem(path, group)
contour.setPen(QPen(Qt.NoPen))
contour.setBrush(variableColor(variable))
y += lh
# outputs
y = floor((h - len(outputVariables) * lh) / 2 - 2)
for variable in outputVariables:
text = QGraphicsTextItem(variable.name, group)
text.setDefaultTextColor(QColor.fromRgb(0, 0, 255))
text.setFont(font)
text.setX(w - 3 - text.boundingRect().width())
text.setY(y)
polygon = QPolygonF([
QPointF(w, y + 0 + 7.5),
QPointF(w + 7, y + 3.5 + 7.5),
QPointF(w, y + 7 + 7.5)
])
path = QPainterPath()
path.addPolygon(polygon)
path.closeSubpath()
contour = QGraphicsPathItem(path, group)
pen = QPen()
pen.setColor(variableColor(variable))
pen.setJoinStyle(Qt.MiterJoin)
contour.setPen(pen)
y += lh
class DialGauge(QFrame):
def __init__(self,
barColor='blue',
backgroundColor='white',
fontColor='black',
minValue=0,
maxValue=100,
maxSize=80,
isFloat=False,
showValue=False,
fixedOrMin=True,
parent=None):
QFrame.__init__(self, parent)
self.maxSize = maxSize
super().setMinimumSize(maxSize, maxSize)
if fixedOrMin:
super().setMaximumSize(maxSize, maxSize)
self.backgroundColor = backgroundColor
self.barColor = barColor
self.fontColor = fontColor
self.isFloat = isFloat
self.showValue = showValue
self.value = minValue
self.minValue = minValue
self.maxValue = maxValue
self.textfont = QFont(self.font())
#font.setPixelSize(10)
self.textfont.setPixelSize(16)
self.metrics = QFontMetricsF(self.textfont)
self.startAngle = 0.0
self.endAngle = 360.0
self.degScaler = 16.0 # The span angle must be specified in 1/16 of a degree units
self.penWidth = max(int(0.1 * maxSize), 6)
self.halfPenWidth = int(self.penWidth / 2)
def getValue(self):
if (isFloat):
return float(self.value)
else:
return int(self.value)
def setValue(self, newValue):
if newValue > self.maxValue:
newValue = self.maxValue
elif newValue < self.minValue:
newValue = self.minValue
self.value = float(newValue)
super().update()
def paintEvent(self, event):
super().paintEvent(event)
#self.painter.setPen(self.backgroundColor)
size = self.size()
percentRange = float(self.value -
self.minValue) / float(self.maxValue -
self.minValue)
endAngle = self.startAngle + round(
percentRange * float(self.endAngle - self.startAngle), 0)
# Now convert angles to 1/16 scale
startAngle = int(round(self.startAngle * self.degScaler, 0))
endAngle = int(round(endAngle * self.degScaler, 0))
rect = QtCore.QRect(self.halfPenWidth, self.halfPenWidth,
size.width() - self.penWidth,
size.height() - self.penWidth)
brush = QBrush(QColor(self.backgroundColor))
# Set up the painting canvass
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.Antialiasing)
if self.showValue:
painter.setFont(self.textfont)
# painter.setPen(QPen(Qtc.black))
painter.setPen(QPen(QColor(self.fontColor)))
if (self.isFloat):
printText = "%.2f" % self.value
else:
printText = str(int(self.value))
painter.drawText(
size.width() / 2 - self.metrics.width(printText) / 2,
size.height() / 2, printText)
painter.save()
# painter.translate(self.width()/2, self.height()/2)
painter.translate(self.width(), 0)
# painter.scale(self.width()/120.0, self.width()/120.0)
painter.rotate(90.0)
# First draw complete circle
painter.setPen(QPen(QColor(self.backgroundColor), self.penWidth))
painter.drawArc(rect, startAngle, self.endAngle * self.degScaler)
# First draw complete circle
painter.setPen(QPen(QColor(self.barColor), self.penWidth))
painter.drawArc(rect, startAngle, -endAngle)
painter.setPen(QPen(QColor('darkgray'), 2))
painter.drawEllipse(1, 1,
rect.width() + self.penWidth - 2,
rect.width() + self.penWidth - 2)
painter.drawEllipse(1 + self.penWidth, 1 + self.penWidth,
rect.width() - self.penWidth - 2,
rect.width() - self.penWidth - 2)
painter.restore()
painter.end()
def paintEvent(self, event=None):
font = QFont(self.font())
font.setPointSize(font.pointSize() - 1)
# Returns -1 if the font size was specified in pixels.
fm = QFontMetricsF(font)
fracWidth = fm.width(FractionSlider.WSTRING) # 一个字母所占的宽度
indent = fm.boundingRect("9").width() / 2.0 # 半个字母的宽度
# Returns the bounding rectangle of the characters in the string specified by text.
if not X11:
fracWidth *= 1.5
span = self.width() - (FractionSlider.XMARGIN * 2) # 尺子的宽度
value = self.__numerator / float(self.__denominator) # 当前滑块的值
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing) # 设置抗锯齿
painter.setRenderHint(QPainter.TextAntialiasing) # 设置字体抗锯齿
painter.setPen(self.palette().color(QPalette.Midlight)) # setPen 可以接受Pen、PenStyle、Color对象 这里指的是Color
# painter.setPen(QColor(220,100,100)) # 这里设置的是QWidght的边框
painter.setBrush(self.palette().brush(
QPalette.AlternateBase))
# setBrush() : Sets the brush for the given color role to the specified brush for all groups in the palette.
# [Color Role] QPalette.AlternateBase : Used as the alternate background color in views with alternating row colors
# self.palette() This property holds the widget's palette 其会和默认的调色版混合呈现，但是其一般不能传递到窗口，需要特殊设置，推荐使用CSS
painter.drawRect(self.rect())
segColor = QColor(Qt.gray).lighter(80) # 尺度条颜色:lighter(factor) 150表示50%亮，对于darker(factor) 300表示3倍暗
segLineColor = segColor.darker() # 默认200 lighter默认 150
painter.setPen(segLineColor)
painter.setBrush(segColor)
painter.drawRect(FractionSlider.XMARGIN,
FractionSlider.YMARGIN, span, fm.height())
textColor = self.palette().color(QPalette.Text)
segWidth = span / self.__denominator
segHeight = fm.height() * 2
nRect = fm.boundingRect(FractionSlider.WSTRING)
x = FractionSlider.XMARGIN
yOffset = segHeight + fm.height()
for i in range(self.__denominator + 1):
painter.setPen(segLineColor) # 设置线的颜色作为Pen
painter.drawLine(x, FractionSlider.YMARGIN, x, segHeight) # 划竖线，从（x，ymargin）开始，到（x，segheight）为止。
painter.setPen(textColor)
y = segHeight
rect = QRectF(nRect)
rect.moveCenter(QPointF(x, y + fm.height() / 2.0))
#painter.drawText(rect, Qt.AlignCenter,
#QString.number(i))
painter.drawText(rect, Qt.AlignCenter,str(i))
y = yOffset
rect.moveCenter(QPointF(x, y + fm.height() / 2.0))
painter.drawText(rect, Qt.AlignCenter,
str(self.__denominator))
painter.drawLine(QPointF(rect.left() + indent, y),
QPointF(rect.right() - indent, y))
x += segWidth
span = int(span)
y = FractionSlider.YMARGIN - 0.5
triangle = [QPointF(value * span, y),
QPointF((value * span) +
(2 * FractionSlider.XMARGIN), y),
QPointF((value * span) +
FractionSlider.XMARGIN, fm.height())]
triangledict = (QPointF(value * span, y),
QPointF((value * span) +
(2 * FractionSlider.XMARGIN), y),
QPointF((value * span) +
FractionSlider.XMARGIN, fm.height()))
painter.setPen(QColor(Qt.yellow).darker(100))
# painter.setBrush(Qt.darkYellow)
painter.setBrush(QColor(Qt.yellow).darker(200))
painter.drawPolygon(QPolygonF(triangle))
