def __init__(self, *args):
QFrame.__init__(self, *args)
self.xMap = QwtScaleMap()
self.xMap.setScaleInterval(-0.5, 10.5)
self.yMap = QwtScaleMap()
self.yMap.setScaleInterval(-1.1, 1.1)
# frame style
self.setFrameStyle(QFrame.Box | QFrame.Raised)
self.setLineWidth(2)
self.setMidLineWidth(3)
# calculate values
self.x = np.arange(0, 10.0, 10.0 / 27)
self.y = np.sin(self.x) * np.cos(2 * self.x)
# make curves with different styles
self.curves = []
self.titles = []
# curve 1
self.titles.append("Style: Sticks, Symbol: Ellipse")
curve = QwtPlotCurve()
curve.setPen(QPen(Qt.red))
curve.setStyle(QwtPlotCurve.Sticks)
curve.setSymbol(
QwtSymbol(QwtSymbol.Ellipse, QBrush(Qt.yellow), QPen(Qt.blue),
QSize(5, 5)))
self.curves.append(curve)
# curve 2
self.titles.append("Style: Lines, Symbol: None")
curve = QwtPlotCurve()
curve.setPen(QPen(Qt.darkBlue))
curve.setStyle(QwtPlotCurve.Lines)
self.curves.append(curve)
# curve 3
self.titles.append("Style: Lines, Symbol: None, Antialiased")
curve = QwtPlotCurve()
curve.setPen(QPen(Qt.darkBlue))
curve.setStyle(QwtPlotCurve.Lines)
curve.setRenderHint(QwtPlotItem.RenderAntialiased)
self.curves.append(curve)
# curve 4
self.titles.append("Style: Steps, Symbol: None")
curve = QwtPlotCurve()
curve.setPen(QPen(Qt.darkCyan))
curve.setStyle(QwtPlotCurve.Steps)
self.curves.append(curve)
# curve 5
self.titles.append("Style: NoCurve, Symbol: XCross")
curve = QwtPlotCurve()
curve.setStyle(QwtPlotCurve.NoCurve)
curve.setSymbol(
QwtSymbol(QwtSymbol.XCross, QBrush(), QPen(Qt.darkMagenta),
QSize(5, 5)))
self.curves.append(curve)
# attach data, using Numeric
for curve in self.curves:
curve.setData(self.x, self.y)
def __init__(self, *args):
QFrame.__init__(self, *args)
self.setFrameStyle(QFrame.Box | QFrame.Raised)
self.setLineWidth(2)
self.setMidLineWidth(3)
p = QPalette()
p.setColor(self.backgroundRole(), QColor(30, 30, 50))
self.setPalette(p)
# make curves and maps
self.tuples = []
# curve 1
curve = QwtPlotCurve()
curve.setPen(QPen(QColor(150, 150, 200), 2))
curve.setStyle(QwtPlotCurve.Lines)
curve.setSymbol(QwtSymbol(QwtSymbol.XCross,
QBrush(),
QPen(Qt.yellow, 2),
QSize(7, 7)))
self.tuples.append((curve,
QwtScaleMap(0, 100, -1.5, 1.5),
QwtScaleMap(0, 100, 0.0, 2*np.pi)))
# curve 2
curve = QwtPlotCurve()
curve.setPen(QPen(QColor(200, 150, 50),
1,
Qt.DashDotDotLine))
curve.setStyle(QwtPlotCurve.Sticks)
curve.setSymbol(QwtSymbol(QwtSymbol.Ellipse,
QBrush(Qt.blue),
QPen(Qt.yellow),
QSize(5, 5)))
self.tuples.append((curve,
QwtScaleMap(0, 100, 0.0, 2*np.pi),
QwtScaleMap(0, 100, -3.0, 1.1)))
# curve 3
curve = QwtPlotCurve()
curve.setPen(QPen(QColor(100, 200, 150)))
curve.setStyle(QwtPlotCurve.Lines)
self.tuples.append((curve,
QwtScaleMap(0, 100, -1.1, 3.0),
QwtScaleMap(0, 100, -1.1, 3.0)))
# curve 4
curve = QwtPlotCurve()
curve.setPen(QPen(Qt.red))
curve.setStyle(QwtPlotCurve.Lines)
self.tuples.append((curve,
QwtScaleMap(0, 100, -5.0, 1.1),
QwtScaleMap(0, 100, -1.1, 5.0)))
# data
self.phase = 0.0
self.base = np.arange(0.0, 2.01*np.pi, 2*np.pi/(USize-1))
self.uval = np.cos(self.base)
self.vval = np.sin(self.base)
self.uval[1::2] *= 0.5
self.vval[1::2] *= 0.5
self.newValues()
# start timer
self.tid = self.startTimer(250)
def make():
# create a plot with a white canvas
demo = QwtPlot(QwtText("Errorbar Demonstation"))
demo.setCanvasBackground(Qt.white)
demo.plotLayout().setAlignCanvasToScales(True)
grid = QwtPlotGrid()
grid.attach(demo)
grid.setPen(QPen(Qt.black, 0, Qt.DotLine))
# calculate data and errors for a curve with error bars
x = np.arange(0, 10.1, 0.5, np.float)
y = np.sin(x)
dy = 0.2 * abs(y)
# dy = (0.15 * abs(y), 0.25 * abs(y)) # uncomment for asymmetric error bars
dx = 0.2 # all error bars the same size
errorOnTop = False # uncomment to draw the curve on top of the error bars
# errorOnTop = True # uncomment to draw the error bars on top of the curve
curve = ErrorBarPlotCurve(
x=x,
y=y,
dx=dx,
dy=dy,
curvePen=QPen(Qt.black, 2),
curveSymbol=QwtSymbol(QwtSymbol.Ellipse, QBrush(Qt.red),
QPen(Qt.black, 2), QSize(9, 9)),
errorPen=QPen(Qt.blue, 2),
errorCap=10,
errorOnTop=errorOnTop,
)
curve.attach(demo)
demo.resize(640, 480)
demo.show()
return demo
def __init__(self, *args):
QMainWindow.__init__(self, *args)
self.plot = QwtPlot(self)
self.plot.setTitle("A Simple Map Demonstration")
self.plot.setCanvasBackground(Qt.white)
self.plot.setAxisTitle(QwtPlot.xBottom, "x")
self.plot.setAxisTitle(QwtPlot.yLeft, "y")
self.plot.setAxisScale(QwtPlot.xBottom, 0.0, 1.0)
self.plot.setAxisScale(QwtPlot.yLeft, 0.0, 1.0)
self.setCentralWidget(self.plot)
# Initialize map data
self.count = self.i = 1000
self.xs = np.zeros(self.count, np.float)
self.ys = np.zeros(self.count, np.float)
self.kappa = 0.2
self.curve = QwtPlotCurve("Map")
self.curve.attach(self.plot)
self.curve.setSymbol(
QwtSymbol(QwtSymbol.Ellipse, QBrush(Qt.red), QPen(Qt.blue),
QSize(5, 5)))
self.curve.setPen(QPen(Qt.cyan))
toolBar = QToolBar(self)
self.addToolBar(toolBar)
# 1 tick = 1 ms, 10 ticks = 10 ms (Linux clock is 100 Hz)
self.ticks = 10
self.tid = self.startTimer(self.ticks)
self.timer_tic = None
self.user_tic = None
self.system_tic = None
self.plot.replot()
def __init__(self, parent=None, title=None):
super(ErrorBarPlot, self).__init__("Errorbar Demonstation")
self.setCanvasBackground(Qt.white)
self.plotLayout().setAlignCanvasToScales(True)
grid = QwtPlotGrid()
grid.attach(self)
grid.setPen(QPen(Qt.black, 0, Qt.DotLine))
# calculate data and errors for a curve with error bars
x = np.arange(0, 10.1, 0.5, float)
y = np.sin(x)
dy = 0.2 * abs(y)
# dy = (0.15 * abs(y), 0.25 * abs(y)) # uncomment for asymmetric error bars
dx = 0.2 # all error bars the same size
errorOnTop = False # uncomment to draw the curve on top of the error bars
# errorOnTop = True # uncomment to draw the error bars on top of the curve
symbol = QwtSymbol(
QwtSymbol.Ellipse, QBrush(Qt.red), QPen(Qt.black, 2), QSize(9, 9)
)
curve = ErrorBarPlotCurve(
x=x,
y=y,
dx=dx,
dy=dy,
curvePen=QPen(Qt.black, 2),
curveSymbol=symbol,
errorPen=QPen(Qt.blue, 2),
errorCap=10,
errorOnTop=errorOnTop,
)
curve.attach(self)
def make():
# create a plot with a white canvas
demo = QwtPlot(QwtText("Curve Demonstation"))
# demo.setCanvasBackground(Qt.white)
# demo.plotLayout().setAlignCanvasToScales(True)
# grid = QwtPlotGrid()
# grid.attach(demo)
# grid.setPen(QPen(Qt.black, 0, Qt.DotLine))
# calculate data and errors for a curve with error bars
x = numpy.zeros(20, numpy.float32)
y = numpy.zeros(20, numpy.float32)
symbol_sizes = numpy.zeros(20, numpy.int32)
symbolList = []
for i in range(20):
x[i] = 1.0 * i
y[i] = 2.0 * i
symbol_sizes[i] = 3 + i
if i % 2 == 0:
symbolList.append(
QwtSymbol(QwtSymbol.UTriangle, QBrush(Qt.black),
QPen(Qt.black), QSize(3 + i, 3 + i)))
else:
symbolList.append(
QwtSymbol(QwtSymbol.DTriangle, QBrush(Qt.red), QPen(Qt.red),
QSize(3 + i, 3 + i)))
curve = QwtPlotCurveSizes(x=x, y=y, symbolSizes=symbol_sizes)
x = x + 10
curve1 = QwtPlotCurveSizes(x=x, y=y, symbolSizes=symbol_sizes)
curve.setSymbol(
QwtSymbol(QwtSymbol.Ellipse, QBrush(Qt.black), QPen(Qt.black),
QSize(5, 5)))
curve.setPen(QPen(Qt.blue, 2))
curve1.setSymbol(
QwtSymbol(QwtSymbol.Ellipse, QBrush(Qt.red), QPen(Qt.red),
QSize(10, 10)))
curve1.setPen(QPen(Qt.blue, 2))
curve1.setSymbolList(symbolList)
curve.attach(demo)
curve1.attach(demo)
demo.resize(640, 480)
demo.show()
return demo
def __init__(
self,
x=[],
y=[],
dx=None,
dy=None,
curvePen=None,
curveStyle=None,
curveSymbol=None,
errorPen=None,
errorCap=0,
errorOnTop=False,
):
"""A curve of x versus y data with error bars in dx and dy.
Horizontal error bars are plotted if dx is not None.
Vertical error bars are plotted if dy is not None.
x and y must be sequences with a shape (N,) and dx and dy must be
sequences (if not None) with a shape (), (N,), or (2, N):
- if dx or dy has a shape () or (N,), the error bars are given by
(x-dx, x+dx) or (y-dy, y+dy),
- if dx or dy has a shape (2, N), the error bars are given by
(x-dx[0], x+dx[1]) or (y-dy[0], y+dy[1]).
curvePen is the pen used to plot the curve
curveStyle is the style used to plot the curve
curveSymbol is the symbol used to plot the symbols
errorPen is the pen used to plot the error bars
errorCap is the size of the error bar caps
errorOnTop is a boolean:
- if True, plot the error bars on top of the curve,
- if False, plot the curve on top of the error bars.
"""
QwtPlotCurve.__init__(self)
if curvePen is None:
curvePen = QPen(Qt.NoPen)
if curveStyle is None:
curveStyle = QwtPlotCurve.Lines
if curveSymbol is None:
curveSymbol = QwtSymbol()
if errorPen is None:
errorPen = QPen(Qt.NoPen)
self.setData(x, y, dx, dy)
self.setPen(curvePen)
self.setStyle(curveStyle)
self.setSymbol(curveSymbol)
self.errorPen = errorPen
self.errorCap = errorCap
self.errorOnTop = errorOnTop
def params(self, *args):
symbols, = args
symb1 = QwtSymbol(QwtSymbol.Ellipse, QBrush(Qt.yellow), QPen(Qt.blue),
QSize(5, 5))
symb2 = QwtSymbol(QwtSymbol.XCross, QBrush(), QPen(Qt.darkMagenta),
QSize(5, 5))
if symbols:
return (
('Sticks', symb1),
('Lines', symb1),
('Steps', symb2),
('Dots', symb2),
)
else:
return (
('Sticks', None),
('Lines', None),
('Steps', None),
('Dots', None),
)
def __insertCurve(self, orientation, color, base):
curve = QwtPlotCurve()
curve.attach(self)
curve.setPen(QPen(color))
curve.setSymbol(
QwtSymbol(QwtSymbol.Ellipse, QBrush(Qt.gray), QPen(color), QSize(8, 8))
)
fixed = base * np.ones(10, np.float)
changing = np.arange(0, 95.0, 10.0, np.float) + 5.0
if orientation == Qt.Horizontal:
curve.setData(changing, fixed)
else:
curve.setData(fixed, changing)
def __init__(self, *args):
QwtPlot.__init__(self, *args)
self.setCanvasBackground(Qt.white)
self.alignScales()
# Initialize data
self.x = np.arange(0.0, 100.1, 0.5)
self.y = np.zeros(len(self.x), np.float)
self.z = np.zeros(len(self.x), np.float)
self.setTitle("A Moving QwtPlot Demonstration")
self.insertLegend(QwtLegend(), QwtPlot.BottomLegend);
self.curveR = QwtPlotCurve("Data Moving Right")
self.curveR.attach(self)
self.curveL = QwtPlotCurve("Data Moving Left")
self.curveL.attach(self)
self.curveL.setSymbol(QwtSymbol(QwtSymbol.Ellipse,
QBrush(),
QPen(Qt.yellow),
QSize(7, 7)))
self.curveR.setPen(QPen(Qt.red))
self.curveL.setPen(QPen(Qt.blue))
mY = QwtPlotMarker()
mY.setLabelAlignment(Qt.AlignRight | Qt.AlignTop)
mY.setLineStyle(QwtPlotMarker.HLine)
mY.setYValue(0.0)
mY.attach(self)
self.setAxisTitle(QwtPlot.xBottom, "Time (seconds)")
self.setAxisTitle(QwtPlot.yLeft, "Values")
self.startTimer(50)
self.phase = 0.0
def __init__(self, *args):
QwtPlot.__init__(self, *args)
self.uut_dev = None
self.timerId = None
#self.interval = 250 # ms
self.interval = config.interval # ms
fileTIME = datetime.datetime.now()
File_timestamp = "%04d-%02d-%02d_%02d%02d%02d" % (
fileTIME.year, fileTIME.month, fileTIME.day, fileTIME.hour,
fileTIME.minute, fileTIME.second)
self.fileNamme = '.\data\data_%s.txt' % File_timestamp
print('Raw data record file name:%s' % self.fileNamme)
# default parameters from config file
self.x_ZERO = config.X_lower
self.x_range = config.X_upper
self.x_interval = config.X_grid_interval
self.y_range_Upper = config.Y_upper
self.y_range_Lower = config.Y_lower
self.y_interval = config.Y_grid_interval
self.unit = 'kPa' # default value, will replaced by actual reading.
#self.getReadingCommand = r"UPPER_VAL?\r\n" # default pass and pac
#self.getResp_rex = r'^[-]?([0-9]{1,}[.]?[0-9]*)'
self.lenth = config.Slope_lenth # 40 = 10s caculate the slowrate
# QwtPlot property
# Initialize 坐标轴
self.setCanvasBackground(Qt.white) #Qt.white
self.alignScales()
grid = QwtPlotGrid()
grid.attach(self)
grid.setMajorPen(QPen(Qt.black, 0, Qt.DotLine))
# x Axis property
#self.setAxisScaleDraw(QwtPlot.xBottom, TimeScaleDraw(self.cpuStat.upTime()))
#timeScale = QwtDateScaleDraw(Qt.LocalTime)
#print(timeScale)
#self.setAxisScaleDraw(QwtPlot.xBottom, timeScale)
self.setAxisScale(QwtPlot.xBottom, 0.0, self.x_range, self.x_interval)
#self.setAxisAutoScale(QwtPlot.yLeft,True)
#self.setAxisScale(QwtPlot.yLeft,99.99,100.0,0.0005)
self.setAxisScale(QwtPlot.yLeft, self.y_range_Lower,
self.y_range_Upper, self.y_interval)
self.setAxisLabelRotation(QwtPlot.xBottom, -45.0)
self.x = np.arange(
0.0, self.x_range + 1, 0.25
) #0.25 for ONE POINT, THIS SHOULD BE Align to the reading rate:250ms
#self.z = np.zeros(len(self.x), np.float)
list = []
for i in range(len(self.x)):
list.append(0.0)
self.z = np.array(list)
rlist = []
for i in range(self.lenth): # 10s
rlist.append(0.0)
self.RateList = np.array(rlist)
self.setTitle("UUT Reading Monitor - OutPort(%s)\r\n" % (self.unit))
#self.insertLegend(QwtLegend(), QwtPlot.RightLegend);
self.curveL = QwtPlotCurve("UUT Reading")
self.curveL.attach(self)
pen = QPen(Qt.red)
pen.setWidth(1.5)
#pen.setWidth(1)
self.curveL.setPen(pen)
font = QFont()
font.setFamily("Calibri") #,Consolas
font.setPointSize(16)
# show the latest reading. line and point value
self.peakMarker = m = QwtPlotMarker()
m.setLineStyle(QwtPlotMarker.HLine)
m.setLabelAlignment(Qt.AlignLeft | Qt.AlignTop)
m.setLinePen(QPen(Qt.blue, 1.5, Qt.DashDotLine))
text = QwtText('Reading: ----')
text.setColor(Qt.red)
text.setBackgroundBrush(QBrush(self.canvasBackground()))
text.setFont(font)
m.setLabel(text)
# MarkPoint symbol
m.setSymbol(
QwtSymbol(QwtSymbol.Diamond, QBrush(Qt.blue), QPen(Qt.green),
QSize(7, 7)))
m.attach(self)
# text marker , display slope rate
self.txtMarker = m = QwtPlotMarker()
m.setValue(self.x_range / 2,
self.y_range_Upper - self.y_interval / 2) # show position
m.setLabelAlignment(Qt.AlignRight | Qt.AlignBottom)
text = QwtText('Slope Rate: ----')
text.setFont(font)
text.setColor(Qt.white)
text.setBackgroundBrush(QBrush(Qt.black))
text.setBorderPen(QPen(Qt.red, 2))
m.setLabel(text)
m.attach(self)
self.setAxisTitle(QwtPlot.xBottom, "Time (seconds)")
self.setAxisTitle(QwtPlot.yLeft, "UUT - Reading(%s)" % (self.unit))
self.replot()
#self.startTimer(250)#ms# FOR GET READING
#self.starttime = time.clock();#unit: s python2
self.starttime = time.time() # python3
self.idx = 0
self.readfmt = "%f"
self.Saveinfo("Starting...")
def __init__(self, *args):
QwtPlot.__init__(self, *args)
self.setTitle("Frequency Response of a 2<sup>nd</sup>-order System")
self.setCanvasBackground(Qt.darkBlue)
# legend
legend = QwtLegend()
legend.setFrameStyle(QFrame.Box | QFrame.Sunken)
self.insertLegend(legend, QwtPlot.BottomLegend)
# grid
QwtPlotGrid.make(plot=self,
enableminor=(True, False),
color=Qt.darkGray)
# axes
self.enableAxis(QwtPlot.yRight)
self.setAxisTitle(QwtPlot.xBottom, "\u03c9/\u03c9<sub>0</sub>")
self.setAxisTitle(QwtPlot.yLeft, "Amplitude [dB]")
self.setAxisTitle(QwtPlot.yRight, "Phase [\u00b0]")
self.setAxisMaxMajor(QwtPlot.xBottom, 6)
self.setAxisMaxMinor(QwtPlot.xBottom, 10)
self.setAxisScaleEngine(QwtPlot.xBottom, QwtLogScaleEngine())
# curves
self.curve1 = QwtPlotCurve.make(title="Amplitude",
linecolor=Qt.yellow,
plot=self,
antialiased=True)
self.curve2 = QwtPlotCurve.make(title="Phase",
linecolor=Qt.cyan,
plot=self,
antialiased=True)
self.dB3Marker = QwtPlotMarker.make(
label=QwtText.make(color=Qt.white,
brush=Qt.red,
weight=QFont.Light),
linestyle=QwtPlotMarker.VLine,
align=Qt.AlignRight | Qt.AlignBottom,
color=Qt.green,
width=2,
style=Qt.DashDotLine,
plot=self,
)
self.peakMarker = QwtPlotMarker.make(
label=QwtText.make(color=Qt.red,
brush=self.canvasBackground(),
weight=QFont.Bold),
symbol=QwtSymbol.make(QwtSymbol.Diamond, Qt.yellow, Qt.green,
(7, 7)),
linestyle=QwtPlotMarker.HLine,
align=Qt.AlignRight | Qt.AlignBottom,
color=Qt.red,
width=2,
style=Qt.DashDotLine,
plot=self,
)
QwtPlotMarker.make(
xvalue=0.1,
yvalue=-20.0,
align=Qt.AlignRight | Qt.AlignBottom,
label=QwtText.make(
"[1-(\u03c9/\u03c9<sub>0</sub>)<sup>2</sup>+2j\u03c9/Q]"
"<sup>-1</sup>",
color=Qt.white,
borderradius=2,
borderpen=QPen(Qt.lightGray, 5),
brush=Qt.lightGray,
weight=QFont.Bold,
),
plot=self,
)
self.setDamp(0.01)
def __init__(self, *args):
QwtPlot.__init__(self, *args)
self.setTitle('Frequency Response of a 2<sup>nd</sup>-order System')
self.setCanvasBackground(Qt.darkBlue)
# legend
legend = QwtLegend()
legend.setFrameStyle(QFrame.Box | QFrame.Sunken)
self.insertLegend(legend, QwtPlot.BottomLegend)
# grid
self.grid = QwtPlotGrid()
self.grid.enableXMin(True)
self.grid.attach(self)
# axes
self.enableAxis(QwtPlot.yRight)
self.setAxisTitle(QwtPlot.xBottom, '\u03c9/\u03c9<sub>0</sub>')
self.setAxisTitle(QwtPlot.yLeft, 'Amplitude [dB]')
self.setAxisTitle(QwtPlot.yRight, 'Phase [\u00b0]')
self.setAxisMaxMajor(QwtPlot.xBottom, 6)
self.setAxisMaxMinor(QwtPlot.xBottom, 10)
self.setAxisScaleEngine(QwtPlot.xBottom, QwtLogScaleEngine())
# curves
self.curve1 = QwtPlotCurve('Amplitude')
self.curve1.setRenderHint(QwtPlotItem.RenderAntialiased)
self.curve1.setPen(QPen(Qt.yellow))
self.curve1.setYAxis(QwtPlot.yLeft)
self.curve1.attach(self)
self.curve2 = QwtPlotCurve('Phase')
self.curve2.setRenderHint(QwtPlotItem.RenderAntialiased)
self.curve2.setPen(QPen(Qt.cyan))
self.curve2.setYAxis(QwtPlot.yRight)
self.curve2.attach(self)
# alias
fn = self.fontInfo().family()
# marker
self.dB3Marker = m = QwtPlotMarker()
m.setValue(0.0, 0.0)
m.setLineStyle(QwtPlotMarker.VLine)
m.setLabelAlignment(Qt.AlignRight | Qt.AlignBottom)
m.setLinePen(QPen(Qt.green, 2, Qt.DashDotLine))
text = QwtText('')
text.setColor(Qt.green)
text.setBackgroundBrush(Qt.red)
text.setFont(QFont(fn, 12, QFont.Bold))
m.setLabel(text)
m.attach(self)
self.peakMarker = m = QwtPlotMarker()
m.setLineStyle(QwtPlotMarker.HLine)
m.setLabelAlignment(Qt.AlignRight | Qt.AlignBottom)
m.setLinePen(QPen(Qt.red, 2, Qt.DashDotLine))
text = QwtText('')
text.setColor(Qt.red)
text.setBackgroundBrush(QBrush(self.canvasBackground()))
text.setFont(QFont(fn, 12, QFont.Bold))
m.setLabel(text)
m.setSymbol(
QwtSymbol(QwtSymbol.Diamond, QBrush(Qt.yellow), QPen(Qt.green),
QSize(7, 7)))
m.attach(self)
# text marker
m = QwtPlotMarker()
m.setValue(0.1, -20.0)
m.setLabelAlignment(Qt.AlignRight | Qt.AlignBottom)
text = QwtText('[1-(\u03c9/\u03c9<sub>0</sub>)<sup>2</sup>+2j\u03c9/Q]'
'<sup>-1</sup>')
text.setFont(QFont(fn, 12, QFont.Bold))
text.setColor(Qt.blue)
text.setBackgroundBrush(QBrush(Qt.yellow))
text.setBorderPen(QPen(Qt.red, 2))
m.setLabel(text)
m.attach(self)
self.setDamp(0.01)
path = QPainterPath() path.moveTo(0, 8) path.lineTo(0, 5) path.lineTo(-3, 5) path.lineTo(0, 0) path.lineTo(3, 5) path.lineTo(0, 5) transform = QTransform() transform.rotate(-30.0) path = transform.map(path) pen = QPen(Qt.black, 2) pen.setJoinStyle(Qt.MiterJoin) symbol = QwtSymbol() symbol.setPen(pen) symbol.setBrush(Qt.red) symbol.setPath(path) symbol.setPinPoint(QPointF(0.0, 0.0)) symbol.setSize(10, 14) # --- Test it within a simple plot --- curve = QwtPlotCurve() curve_pen = QPen(Qt.blue) curve_pen.setStyle(Qt.DotLine) curve.setPen(curve_pen) curve.setSymbol(symbol) x = np.linspace(0, 10, 10) curve.setData(x, np.sin(x))
def __init__(self, *args):
QwtPlot.__init__(self, *args)
self.uut_dev = None
self.timerId = None
self.interval = 250 # ms
fileTIME = datetime.datetime.now()
File_timestamp = "%04d-%02d-%02d_%02d%02d%02d" % (fileTIME.year,fileTIME.month,fileTIME.day,fileTIME.hour, fileTIME.minute, fileTIME.second)
self.fileNamme = '.\data\data_%s.txt'%File_timestamp
print(self.fileNamme)
self.x_range = 180.1
self.x_interval = 10.0
self.y_range_Upper = 210.0
self.y_range_Lower = -90.0
self.y_interval = 20.0
self.unit = 'kPa' # default value, will replaced by actual reading.
self.getReadingCommand = r"UPPER_VAL?\r\n" # default pass and pac
self.getResp_rex = r'^[-]?([0-9]{1,}[.]?[0-9]*)'
self.lenth = 40 # 10s caculate the slowrate
# QwtPlot property
# Initialize 坐标轴
self.setCanvasBackground(Qt.white) #Qt.white
self.alignScales()
grid = QwtPlotGrid()
grid.attach(self)
grid.setMajorPen(QPen(Qt.black, 0, Qt.DotLine))
self.setAxisScale(QwtPlot.xBottom, 0.0,self.x_range,self.x_interval)
#self.setAxisAutoScale(QwtPlot.yLeft,True)
#self.setAxisScale(QwtPlot.yLeft,99.99,100.0,0.0005)
self.setAxisScale(QwtPlot.yLeft,self.y_range_Lower,self.y_range_Upper,self.y_interval)
self.setAxisLabelRotation(QwtPlot.xBottom,-45.0)
self.x = np.arange(0.0, self.x_range + 1, 0.25)#0.25 for ONE POINT, THIS SHOULD BE Align to the reading rate:250ms
#self.z = np.zeros(len(self.x), np.float)
list = []
for i in range(len(self.x)):
list.append(0.0)
self.z = np.array(list)
rlist = []
for i in range(self.lenth): # 10s
rlist.append(0.0)
self.RateList = np.array(rlist)
self.setTitle("UUT Reading Monitor - OutPort(%s)\r\n"%(self.unit))
self.insertLegend(QwtLegend(), QwtPlot.RightLegend);
self.curveL = QwtPlotCurve("UUT Reading")
self.curveL.attach(self)
pen = QPen(Qt.red)
pen.setWidth(1.5)
self.curveL.setPen(pen)
# show peak line and point value
fn = self.fontInfo().family()
self.peakMarker = m = QwtPlotMarker()
m.setLineStyle(QwtPlotMarker.HLine)
m.setLabelAlignment(Qt.AlignLeft | Qt.AlignTop)
m.setLinePen(QPen(Qt.blue, 1.5, Qt.DashDotLine))
text = QwtText('dfdfdfdf')
text.setColor(Qt.red)
text.setBackgroundBrush(QBrush(self.canvasBackground()))
text.setFont(QFont(fn, 12, QFont.Bold))
m.setLabel(text)
# MarkPoint symbol
m.setSymbol(QwtSymbol(QwtSymbol.Diamond,
QBrush(Qt.blue),
QPen(Qt.green),
QSize(7,7)))
m.attach(self)
# text marker
self.txtMarker = m = QwtPlotMarker()
m.setValue(self.x_range/2, self.y_range_Upper - self.y_interval/2) # show position
m.setLabelAlignment(Qt.AlignRight | Qt.AlignBottom)
text = QwtText('initial')
text.setFont(QFont(fn, 20, QFont.Bold))
text.setColor(Qt.white)
text.setBackgroundBrush(QBrush(Qt.black))
text.setBorderPen(QPen(Qt.red, 2))
m.setLabel(text)
m.attach(self)
self.setAxisTitle(QwtPlot.xBottom, "Time (seconds)")
self.setAxisTitle(QwtPlot.yLeft, "UUT - Reading(%s)"%(self.unit))
self.replot()
#self.startTimer(250)#ms# FOR GET READING
self.starttime = time.clock();#unit: s
self.idx = 0
self.readfmt = "%f"
self.Saveinfo("Starting...")
