Source code for ccpn.ui.gui.widgets.HLine

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# Licence, Reference and Credits
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__copyright__ = "Copyright (C) CCPN project (https://www.ccpn.ac.uk) 2014 - 2022"
__credits__ = ("Ed Brooksbank, Joanna Fox, Victoria A Higman, Luca Mureddu, Eliza Płoskoń",
               "Timothy J Ragan, Brian O Smith, Gary S Thompson & Geerten W Vuister")
__licence__ = ("CCPN licence. See https://ccpn.ac.uk/software/licensing/")
__reference__ = ("Skinner, S.P., Fogh, R.H., Boucher, W., Ragan, T.J., Mureddu, L.G., & Vuister, G.W.",
                 "CcpNmr AnalysisAssign: a flexible platform for integrated NMR analysis",
                 "J.Biomol.Nmr (2016), 66, 111-124, http://doi.org/10.1007/s10858-016-0060-y")
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# Last code modification
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__modifiedBy__ = "$modifiedBy: Ed Brooksbank $"
__dateModified__ = "$dateModified: 2022-03-10 21:10:22 +0000 (Thu, March 10, 2022) $"
__version__ = "$Revision: 3.1.0 $"
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# Created
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__author__ = "$Author: Luca Mureddu $"
__date__ = "$Date: 2017-04-07 10:28:42 +0000 (Fri, April 07, 2017) $"
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# Start of code
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import sys
from PyQt5 import QtGui, QtCore, QtWidgets
from ccpn.ui.gui.widgets.Base import Base
from ccpn.ui.gui.widgets.Widget import Widget
from ccpn.ui.gui.widgets.Label import Label
from ccpn.ui.gui.widgets.Frame import Frame
from ccpn.util.Colour import hexToRgb


[docs]class HLine(Widget): SOLID_LINE = 'SolidLine' DASH_LINE = 'DashLine' DASH_DOT_LINE = 'DashDotLine' DASH_DOT_DOT_LINE = 'DashDotDotLine' styles = { SOLID_LINE : QtCore.Qt.SolidLine, DASH_LINE : QtCore.Qt.DashLine, DASH_DOT_LINE : QtCore.Qt.DashDotLine, DASH_DOT_DOT_LINE: QtCore.Qt.DashDotDotLine, } def __init__(self, parent=None, style=SOLID_LINE, colour=QtCore.Qt.black, height=10, lineWidth=2, divisor=3, **kwds): """ :param style: Options: 'SolidLine'; 'DashLine'; 'DashDotLine'; 'DashDotDotLine' """ super().__init__(parent, **kwds) self._parent = parent self.style = style self.colour = colour self.height = height self.divisor = divisor #int(height / divisor) self.lineWidth = lineWidth # self.setMaximumHeight(10) self.setFixedHeight(height)
[docs] def paintEvent(self, e): qp = QtGui.QPainter() qp.begin(self) self.drawLine(qp, self.style) qp.end()
[docs] def drawLine(self, qp, style=None, colour=None): # geomRect = self.geometry().marginsRemoved(self.contentsMargins()) geomRect = self.geometry() geomHeight = int(geomRect.height() / self.divisor + 0.5) lineHeight = geomHeight + self.contentsMargins().top() left = geomRect.left() right = geomRect.right() if style in self.styles: style = self.styles[style] try: pen = QtGui.QPen(self.colour, self.lineWidth, style) except: pen = QtGui.QPen(QtGui.QColor(*hexToRgb(self.colour)), self.lineWidth, style) qp.setPen(pen) qp.drawLine(left, lineHeight, right, lineHeight)
[docs]class LabeledHLine(Frame): """A class to make a Frame with an Hline - Label - Hline """ def __init__(self, parent=None, height=30, text=None, bold=False, sides='both', style=HLine.SOLID_LINE, colour=QtCore.Qt.black, lineWidth=2, **kwds): """ Draw a horizontal line and a label :param parent: :param height: :param text: :param bold: :param sides: either of 'both', 'left', 'right' :param style: :param colour: :param lineWidth: :param kwds: """ super(LabeledHLine, self).__init__(parent=parent, setLayout=True, showBorder=False, **kwds) self.setFixedHeight(height) # first line if sides == 'left' or sides == 'both': self._line1 = Frame(parent=self, grid=(0, 0), setLayout=True, showBorder=False, hPolicy='expanding') HLine(self._line1, grid=(0, 0), style=style, colour=colour, lineWidth=lineWidth, height=height, divisor=2) else: self._line1 = None # the label with text self._label = Label(parent=self, grid=(0, 1), text=text, bold=bold, hAlign='centre') if sides == 'right' or sides == 'both': # the second line self._line2 = Frame(parent=self, grid=(0, 2), setLayout=True, showBorder=False, hPolicy='expanding') HLine(self._line2, grid=(0, 0), style=style, colour=colour, lineWidth=lineWidth, height=height, divisor=2) else: self._line2 = None
[docs] def setText(self, text): """Set the text of the widget""" self._label.setText(text)
[docs]def main(): app = QtWidgets.QApplication(sys.argv) ex = HLine() sys.exit(app.exec_())
if __name__ == '__main__': from ccpn.ui.gui.widgets.Application import TestApplication from ccpn.ui.gui.popups.Dialog import CcpnDialog from ccpn.ui.gui.widgets.Slider import SliderSpinBox app = TestApplication() popup = CcpnDialog(windowTitle='Test HLine', setLayout=True) Label(parent=popup, grid=(0, 0), text='Just some text') line = HLine(parent=popup, grid=(1, 0), hPolicy='expanding', spacing=(0, 0)) Label(parent=popup, grid=(2, 0), text='Just some text to separate') line2 = LabeledHLine(parent=popup, grid=(3, 0), text='a line with text') popup.show() popup.raise_() app.start()