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			92 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			92 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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    RangePanel.py
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    ---------------------
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    Date                 : August 2012
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    Copyright            : (C) 2012 by Victor Olaya
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    Email                : volayaf at gmail dot com
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***************************************************************************
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*                                                                         *
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*   This program is free software; you can redistribute it and/or modify  *
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*   it under the terms of the GNU General Public License as published by  *
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*   the Free Software Foundation; either version 2 of the License, or     *
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*   (at your option) any later version.                                   *
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*                                                                         *
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***************************************************************************
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"""
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__author__ = 'Victor Olaya'
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__date__ = 'August 2012'
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__copyright__ = '(C) 2012, Victor Olaya'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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import os
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from qgis.PyQt import uic
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from qgis.PyQt.QtCore import pyqtSignal
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from qgis.PyQt.QtWidgets import QDialog
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from qgis.core import QgsProcessingParameterNumber
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pluginPath = os.path.split(os.path.dirname(__file__))[0]
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WIDGET, BASE = uic.loadUiType(
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    os.path.join(pluginPath, 'ui', 'widgetRangeSelector.ui'))
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class RangePanel(BASE, WIDGET):
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    hasChanged = pyqtSignal()
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    def __init__(self, param):
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        super(RangePanel, self).__init__(None)
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        self.setupUi(self)
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        self.param = param
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        # Integer or Double range
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        if self.param.dataType() == QgsProcessingParameterNumber.Integer:
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            self.spnMin.setDecimals(0)
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            self.spnMax.setDecimals(0)
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        if param.defaultValue() is not None:
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            self.setValue(param.defaultValue())
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            values = self.getValues()
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        # Spin range logic
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        self.spnMin.valueChanged.connect(lambda: self.setMinMax())
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        self.spnMax.valueChanged.connect(lambda: self.setMaxMin())
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    def setMinMax(self):
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        values = self.getValues()
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        if values[0] >= values[1]:
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            self.spnMax.setValue(values[0])
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            self.hasChanged.emit()
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    def setMaxMin(self):
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        values = self.getValues()
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        if values[0] >= values[1]:
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            self.spnMin.setValue(values[1])
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            self.hasChanged.emit()
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    def getValue(self):
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        return '{},{}'.format(self.spnMin.value(), self.spnMax.value())
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    def getValues(self):
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        value = self.getValue()
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        if value:
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            return [float(a) for a in value.split(',')]
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    def setValue(self, value):
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        try:
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            values = value.split(',')
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            minVal = float(values[0])
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            maxVal = float(values[1])
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            self.spnMin.setValue(float(minVal))
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            self.spnMax.setValue(float(maxVal))
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        except:
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            return
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