mirror of
https://github.com/qgis/QGIS.git
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Adds median value to summary when joining layers with numeric data
git-svn-id: http://svn.osgeo.org/qgis/trunk@14953 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
cfarmer
parent
a58b6a889b
commit
5e0752fc6e
@ -1,6 +1,6 @@
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# -*- coding: utf-8 -*-
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#-----------------------------------------------------------
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#
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#
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# Spatial Join
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#
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# Performing an attribute join between vector layers based on spatial
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@ -14,23 +14,23 @@
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# WEB : www.geog.uvic.ca/spar/carson
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#
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#-----------------------------------------------------------
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#
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#
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# licensed under the terms of GNU GPL 2
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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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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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#
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#---------------------------------------------------------------------
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from PyQt4.QtCore import *
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@ -39,6 +39,23 @@ import ftools_utils
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from qgis.core import *
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from ui_frmSpatialJoin import Ui_Dialog
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def myself(L):
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#median computation
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nVal = len(L)
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if nVal == 1:
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return L[0]
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L.sort()
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#test for list length
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medianVal = 0
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if nVal > 1:
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if ( nVal % 2 ) == 0:
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#index begin at 0
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#remove 1 to index in standard median computation
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medianVal = 0.5 * ( (L[ (nVal) / 2 - 1]) + (L[ (nVal) / 2 ] ))
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else:
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medianVal = L[ (nVal + 1) / 2 - 1]
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return medianVal
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class Dialog(QDialog, Ui_Dialog):
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def __init__(self, iface):
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@ -55,7 +72,7 @@ class Dialog(QDialog, Ui_Dialog):
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layers = ftools_utils.getLayerNames([QGis.Point, QGis.Line, QGis.Polygon])
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self.inShape.addItems(layers)
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self.joinShape.addItems(layers)
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def accept(self):
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self.buttonOk.setEnabled( False )
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if self.inShape.currentText() == "":
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@ -64,7 +81,7 @@ class Dialog(QDialog, Ui_Dialog):
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QMessageBox.information(self, self.tr("Spatial Join"), self.tr("Please specify output shapefile") )
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elif self.joinShape.currentText() == "":
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QMessageBox.information(self, self.tr("Spatial Join"), self.tr("Please specify join vector layer") )
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elif self.rdoSummary.isChecked() and not (self.chkMean.isChecked() or self.chkSum.isChecked() or self.chkMin.isChecked() or self.chkMax.isChecked() or self.chkMean.isChecked()):
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elif self.rdoSummary.isChecked() and not (self.chkMean.isChecked() or self.chkSum.isChecked() or self.chkMin.isChecked() or self.chkMax.isChecked() or self.chkMean.isChecked() or self.chkMedian.isChecked()):
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QMessageBox.information(self, self.tr("Spatial Join"), self.tr("Please specify at least one summary statistic") )
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else:
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inName = self.inShape.currentText()
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@ -77,6 +94,7 @@ class Dialog(QDialog, Ui_Dialog):
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if self.chkMean.isChecked(): sumList.append("MEAN")
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if self.chkMin.isChecked(): sumList.append("MIN")
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if self.chkMax.isChecked(): sumList.append("MAX")
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if self.chkMedian.isChecked(): sumList.append("MED")
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else:
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summary = False
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sumList = ["all"]
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@ -120,7 +138,7 @@ class Dialog(QDialog, Ui_Dialog):
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provider2.select(allAttrs)
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fieldList2 = ftools_utils.getFieldList(layer2)
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fieldList = []
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if provider1.crs() <> provider2.crs():
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if provider1.crs() != provider2.crs():
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QMessageBox.warning(self, self.tr("CRS warning!"), self.tr("Warning: Input layers have non-matching CRS.\nThis may cause unexpected results."))
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if not summary:
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fieldList2 = ftools_utils.testForUniqueness(fieldList1, fieldList2.values())
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@ -141,7 +159,7 @@ class Dialog(QDialog, Ui_Dialog):
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fieldList1.extend(fieldList)
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seq = range(0, len(fieldList1))
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fieldList1 = dict(zip(seq, fieldList1))
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# check for correct field names
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longNames = ftools_utils.checkFieldNameLength( fieldList1 )
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if not longNames.isEmpty():
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@ -149,7 +167,7 @@ class Dialog(QDialog, Ui_Dialog):
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self.tr( 'No output will be created.\nFollowing field names are longer than 10 characters:\n%1' )
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.arg( longNames.join( '\n' ) ) )
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return False
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sRs = provider1.crs()
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progressBar.setValue(13)
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check = QFile(self.shapefileName)
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@ -215,6 +233,7 @@ class Dialog(QDialog, Ui_Dialog):
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if k == "SUM": atMap.append(QVariant(sum(numFields[j])))
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elif k == "MEAN": atMap.append(QVariant(sum(numFields[j]) / count))
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elif k == "MIN": atMap.append(QVariant(min(numFields[j])))
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elif k == "MED": atMap.append(QVariant(myself(numFields[j])))
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else: atMap.append(QVariant(max(numFields[j])))
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numFields[j] = []
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atMap.append(QVariant(count))
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@ -1,81 +1,82 @@
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<ui version="4.0" >
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<?xml version="1.0" encoding="UTF-8"?>
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<ui version="4.0">
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<class>Dialog</class>
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<widget class="QDialog" name="Dialog" >
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<property name="windowModality" >
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<widget class="QDialog" name="Dialog">
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<property name="windowModality">
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<enum>Qt::NonModal</enum>
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</property>
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<property name="geometry" >
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>377</width>
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<width>439</width>
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<height>466</height>
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</rect>
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</property>
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<property name="windowTitle" >
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<property name="windowTitle">
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<string>Spatial Join</string>
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</property>
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<property name="sizeGripEnabled" >
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<property name="sizeGripEnabled">
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<bool>true</bool>
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</property>
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<layout class="QGridLayout" name="gridLayout" >
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<item row="0" column="0" colspan="3" >
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<layout class="QVBoxLayout" >
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<layout class="QGridLayout" name="gridLayout">
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<item row="0" column="0" colspan="3">
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<layout class="QVBoxLayout">
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<item>
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<widget class="QLabel" name="label_3" >
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<property name="text" >
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<widget class="QLabel" name="label_3">
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<property name="text">
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<string>Target vector layer</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QComboBox" name="inShape" />
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<widget class="QComboBox" name="inShape"/>
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</item>
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</layout>
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</item>
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<item row="1" column="0" colspan="3" >
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<layout class="QVBoxLayout" >
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<item row="1" column="0" colspan="3">
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<layout class="QVBoxLayout">
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<item>
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<widget class="QLabel" name="label" >
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<property name="text" >
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<widget class="QLabel" name="label">
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<property name="text">
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<string>Join vector layer</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QComboBox" name="joinShape" />
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<widget class="QComboBox" name="joinShape"/>
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</item>
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</layout>
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</item>
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<item row="2" column="0" colspan="3" >
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<widget class="QGroupBox" name="groupBox_2" >
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<property name="title" >
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<item row="2" column="0" colspan="3">
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<widget class="QGroupBox" name="groupBox_2">
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<property name="title">
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<string>Attribute Summary</string>
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</property>
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<layout class="QGridLayout" >
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<item row="0" column="0" colspan="6" >
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<widget class="QRadioButton" name="rdoFirst" >
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<property name="text" >
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<layout class="QGridLayout">
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<item row="0" column="0" colspan="7">
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<widget class="QRadioButton" name="rdoFirst">
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<property name="text">
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<string>Take attributes of first located feature</string>
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</property>
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<property name="checked" >
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<property name="checked">
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<bool>true</bool>
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</property>
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</widget>
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</item>
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<item row="1" column="0" colspan="6" >
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<widget class="QRadioButton" name="rdoSummary" >
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<property name="text" >
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<item row="1" column="0" colspan="7">
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<widget class="QRadioButton" name="rdoSummary">
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<property name="text">
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<string>Take summary of intersecting features</string>
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</property>
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</widget>
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</item>
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<item row="2" column="0" >
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<item row="2" column="0">
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<spacer>
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<property name="orientation" >
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<property name="orientation">
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<enum>Qt::Horizontal</enum>
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</property>
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<property name="sizeHint" stdset="0" >
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<property name="sizeHint" stdset="0">
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<size>
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<width>40</width>
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<height>20</height>
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@ -83,55 +84,55 @@
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</property>
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</spacer>
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</item>
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<item row="2" column="1" >
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<widget class="QCheckBox" name="chkMean" >
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<property name="enabled" >
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<item row="2" column="1">
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<widget class="QCheckBox" name="chkMean">
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<property name="enabled">
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<bool>false</bool>
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</property>
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<property name="text" >
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<property name="text">
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<string>Mean</string>
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</property>
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<property name="checked" >
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<property name="checked">
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<bool>true</bool>
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</property>
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</widget>
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</item>
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<item row="2" column="2" >
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<widget class="QCheckBox" name="chkMin" >
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<property name="enabled" >
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<item row="2" column="2">
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<widget class="QCheckBox" name="chkMin">
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<property name="enabled">
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<bool>false</bool>
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</property>
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<property name="text" >
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<property name="text">
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<string>Min</string>
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</property>
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</widget>
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</item>
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<item row="2" column="3" >
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<widget class="QCheckBox" name="chkMax" >
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<property name="enabled" >
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<item row="2" column="3">
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<widget class="QCheckBox" name="chkMax">
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<property name="enabled">
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<bool>false</bool>
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</property>
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<property name="text" >
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<property name="text">
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<string>Max</string>
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</property>
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</widget>
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</item>
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<item row="2" column="4" >
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<widget class="QCheckBox" name="chkSum" >
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<property name="enabled" >
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<item row="2" column="4">
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<widget class="QCheckBox" name="chkSum">
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<property name="enabled">
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<bool>false</bool>
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</property>
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<property name="text" >
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<property name="text">
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<string>Sum</string>
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</property>
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</widget>
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</item>
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<item row="2" column="5" >
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<item row="2" column="6">
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<spacer>
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<property name="orientation" >
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<property name="orientation">
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<enum>Qt::Horizontal</enum>
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</property>
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<property name="sizeHint" stdset="0" >
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<property name="sizeHint" stdset="0">
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<size>
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<width>40</width>
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<height>20</height>
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@ -139,30 +140,40 @@
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</property>
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</spacer>
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</item>
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<item row="2" column="5">
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<widget class="QCheckBox" name="chkMedian">
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<property name="enabled">
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<bool>false</bool>
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</property>
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<property name="text">
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<string>Median</string>
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</property>
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</widget>
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</item>
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</layout>
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</widget>
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</item>
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<item row="3" column="0" colspan="3" >
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<layout class="QVBoxLayout" >
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<item row="3" column="0" colspan="3">
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<layout class="QVBoxLayout">
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<item>
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<widget class="QLabel" name="label_2" >
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<property name="text" >
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<widget class="QLabel" name="label_2">
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<property name="text">
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<string>Output Shapefile</string>
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</property>
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</widget>
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</item>
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<item>
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<layout class="QHBoxLayout" >
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<layout class="QHBoxLayout">
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<item>
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<widget class="QLineEdit" name="outShape" >
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<property name="readOnly" >
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<widget class="QLineEdit" name="outShape">
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<property name="readOnly">
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<bool>true</bool>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QToolButton" name="toolOut" >
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<property name="text" >
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<widget class="QToolButton" name="toolOut">
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<property name="text">
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<string>Browse</string>
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</property>
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</widget>
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@ -171,38 +182,38 @@
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</item>
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</layout>
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</item>
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<item row="4" column="0" colspan="3" >
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<widget class="QGroupBox" name="groupBox_3" >
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<property name="title" >
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<item row="4" column="0" colspan="3">
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<widget class="QGroupBox" name="groupBox_3">
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<property name="title">
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<string>Output table</string>
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</property>
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<layout class="QGridLayout" >
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<item row="0" column="0" >
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<widget class="QRadioButton" name="rdoMatch" >
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<property name="text" >
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<layout class="QGridLayout">
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<item row="0" column="0">
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<widget class="QRadioButton" name="rdoMatch">
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<property name="text">
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<string>Only keep matching records</string>
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</property>
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<property name="checked" >
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<property name="checked">
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<bool>true</bool>
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</property>
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</widget>
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</item>
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<item row="1" column="0" >
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<widget class="QRadioButton" name="rdoKeep" >
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<property name="text" >
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<string>Keep all records (includeing non-matching target records)</string>
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<item row="1" column="0">
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<widget class="QRadioButton" name="rdoKeep">
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<property name="text">
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<string>Keep all records (including non-matching target records)</string>
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</property>
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</widget>
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</item>
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</layout>
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</widget>
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</item>
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<item rowspan="3" row="5" column="0" colspan="3" >
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<item row="5" column="0" rowspan="3" colspan="3">
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<spacer>
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<property name="orientation" >
|
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<property name="orientation">
|
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<enum>Qt::Vertical</enum>
|
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</property>
|
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<property name="sizeHint" stdset="0" >
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<property name="sizeHint" stdset="0">
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<size>
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<width>359</width>
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<height>16</height>
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@ -210,25 +221,25 @@
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</property>
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</spacer>
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</item>
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<item row="7" column="1" >
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<widget class="QProgressBar" name="progressBar" >
|
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<property name="value" >
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<item row="7" column="1">
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<widget class="QProgressBar" name="progressBar">
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<property name="value">
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<number>24</number>
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</property>
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<property name="alignment" >
|
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<property name="alignment">
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<set>Qt::AlignCenter</set>
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</property>
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<property name="textVisible" >
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<property name="textVisible">
|
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<bool>true</bool>
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</property>
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</widget>
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</item>
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<item rowspan="2" row="6" column="2" >
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<widget class="QDialogButtonBox" name="buttonBox_2" >
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<property name="orientation" >
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<item row="6" column="2" rowspan="2">
|
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<widget class="QDialogButtonBox" name="buttonBox_2">
|
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<property name="orientation">
|
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<enum>Qt::Horizontal</enum>
|
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</property>
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<property name="standardButtons" >
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<property name="standardButtons">
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<set>QDialogButtonBox::Close|QDialogButtonBox::Ok</set>
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</property>
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</widget>
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@ -243,11 +254,11 @@
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<receiver>Dialog</receiver>
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<slot>accept()</slot>
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<hints>
|
||||
<hint type="sourcelabel" >
|
||||
<x>142</x>
|
||||
<y>359</y>
|
||||
<hint type="sourcelabel">
|
||||
<x>367</x>
|
||||
<y>450</y>
|
||||
</hint>
|
||||
<hint type="destinationlabel" >
|
||||
<hint type="destinationlabel">
|
||||
<x>215</x>
|
||||
<y>290</y>
|
||||
</hint>
|
||||
@ -259,11 +270,11 @@
|
||||
<receiver>Dialog</receiver>
|
||||
<slot>close()</slot>
|
||||
<hints>
|
||||
<hint type="sourcelabel" >
|
||||
<x>68</x>
|
||||
<y>359</y>
|
||||
<hint type="sourcelabel">
|
||||
<x>293</x>
|
||||
<y>450</y>
|
||||
</hint>
|
||||
<hint type="destinationlabel" >
|
||||
<hint type="destinationlabel">
|
||||
<x>132</x>
|
||||
<y>239</y>
|
||||
</hint>
|
||||
@ -275,13 +286,13 @@
|
||||
<receiver>chkMin</receiver>
|
||||
<slot>setEnabled(bool)</slot>
|
||||
<hints>
|
||||
<hint type="sourcelabel" >
|
||||
<x>154</x>
|
||||
<y>183</y>
|
||||
<hint type="sourcelabel">
|
||||
<x>180</x>
|
||||
<y>207</y>
|
||||
</hint>
|
||||
<hint type="destinationlabel" >
|
||||
<x>173</x>
|
||||
<y>212</y>
|
||||
<hint type="destinationlabel">
|
||||
<x>179</x>
|
||||
<y>235</y>
|
||||
</hint>
|
||||
</hints>
|
||||
</connection>
|
||||
@ -291,13 +302,13 @@
|
||||
<receiver>chkMax</receiver>
|
||||
<slot>setEnabled(bool)</slot>
|
||||
<hints>
|
||||
<hint type="sourcelabel" >
|
||||
<hint type="sourcelabel">
|
||||
<x>211</x>
|
||||
<y>190</y>
|
||||
</hint>
|
||||
<hint type="destinationlabel" >
|
||||
<x>219</x>
|
||||
<y>213</y>
|
||||
<hint type="destinationlabel">
|
||||
<x>240</x>
|
||||
<y>235</y>
|
||||
</hint>
|
||||
</hints>
|
||||
</connection>
|
||||
@ -307,11 +318,11 @@
|
||||
<receiver>chkSum</receiver>
|
||||
<slot>setEnabled(bool)</slot>
|
||||
<hints>
|
||||
<hint type="sourcelabel" >
|
||||
<hint type="sourcelabel">
|
||||
<x>162</x>
|
||||
<y>187</y>
|
||||
</hint>
|
||||
<hint type="destinationlabel" >
|
||||
<hint type="destinationlabel">
|
||||
<x>283</x>
|
||||
<y>214</y>
|
||||
</hint>
|
||||
@ -323,13 +334,29 @@
|
||||
<receiver>chkMean</receiver>
|
||||
<slot>setEnabled(bool)</slot>
|
||||
<hints>
|
||||
<hint type="sourcelabel" >
|
||||
<x>69</x>
|
||||
<y>182</y>
|
||||
<hint type="sourcelabel">
|
||||
<x>95</x>
|
||||
<y>207</y>
|
||||
</hint>
|
||||
<hint type="destinationlabel" >
|
||||
<x>93</x>
|
||||
<y>210</y>
|
||||
<hint type="destinationlabel">
|
||||
<x>123</x>
|
||||
<y>235</y>
|
||||
</hint>
|
||||
</hints>
|
||||
</connection>
|
||||
<connection>
|
||||
<sender>rdoSummary</sender>
|
||||
<signal>toggled(bool)</signal>
|
||||
<receiver>chkMedian</receiver>
|
||||
<slot>setEnabled(bool)</slot>
|
||||
<hints>
|
||||
<hint type="sourcelabel">
|
||||
<x>85</x>
|
||||
<y>199</y>
|
||||
</hint>
|
||||
<hint type="destinationlabel">
|
||||
<x>372</x>
|
||||
<y>226</y>
|
||||
</hint>
|
||||
</hints>
|
||||
</connection>
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user