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| 1 | +# -*- coding: utf-8 -*- |
| 2 | +"""QGIS Unit tests for QgsLayoutItemMap. |
| 3 | +
|
| 4 | +.. note:: This program is free software; you can redistribute it and/or modify |
| 5 | +it under the terms of the GNU General Public License as published by |
| 6 | +the Free Software Foundation; either version 2 of the License, or |
| 7 | +(at your option) any later version. |
| 8 | +""" |
| 9 | +__author__ = '(C) 2017 Nyall Dawson' |
| 10 | +__date__ = '20/10/2017' |
| 11 | +__copyright__ = 'Copyright 2017, The QGIS Project' |
| 12 | +# This will get replaced with a git SHA1 when you do a git archive |
| 13 | +__revision__ = '$Format:%H$' |
| 14 | + |
| 15 | +import qgis # NOQA |
| 16 | + |
| 17 | +import os |
| 18 | + |
| 19 | +from qgis.PyQt.QtCore import QFileInfo, QRectF, QDir |
| 20 | +from qgis.PyQt.QtGui import QPainter |
| 21 | + |
| 22 | +from qgis.core import (QgsLayoutItemMap, |
| 23 | + QgsRectangle, |
| 24 | + QgsRasterLayer, |
| 25 | + QgsVectorLayer, |
| 26 | + QgsLayout, |
| 27 | + QgsProject, |
| 28 | + QgsMultiBandColorRenderer) |
| 29 | + |
| 30 | +from qgis.testing import start_app, unittest |
| 31 | +from utilities import unitTestDataPath |
| 32 | +from qgslayoutchecker import QgsLayoutChecker |
| 33 | +from test_qgslayoutitem import LayoutItemTestCase |
| 34 | + |
| 35 | +start_app() |
| 36 | +TEST_DATA_DIR = unitTestDataPath() |
| 37 | + |
| 38 | + |
| 39 | +class TestQgsLayoutMap(unittest.TestCase, LayoutItemTestCase): |
| 40 | + |
| 41 | + @classmethod |
| 42 | + def setUpClass(cls): |
| 43 | + cls.item_class = QgsLayoutItemMap |
| 44 | + |
| 45 | + def setUp(self): |
| 46 | + self.report = "<h1>Python QgsLayoutItemMap Tests</h1>\n" |
| 47 | + |
| 48 | + def tearDown(self): |
| 49 | + report_file_path = "%s/qgistest.html" % QDir.tempPath() |
| 50 | + with open(report_file_path, 'a') as report_file: |
| 51 | + report_file.write(self.report) |
| 52 | + |
| 53 | + def __init__(self, methodName): |
| 54 | + """Run once on class initialization.""" |
| 55 | + unittest.TestCase.__init__(self, methodName) |
| 56 | + myPath = os.path.join(TEST_DATA_DIR, 'rgb256x256.png') |
| 57 | + rasterFileInfo = QFileInfo(myPath) |
| 58 | + self.raster_layer = QgsRasterLayer(rasterFileInfo.filePath(), |
| 59 | + rasterFileInfo.completeBaseName()) |
| 60 | + rasterRenderer = QgsMultiBandColorRenderer( |
| 61 | + self.raster_layer.dataProvider(), 1, 2, 3) |
| 62 | + self.raster_layer.setRenderer(rasterRenderer) |
| 63 | + |
| 64 | + myPath = os.path.join(TEST_DATA_DIR, 'points.shp') |
| 65 | + vector_file_info = QFileInfo(myPath) |
| 66 | + self.vector_layer = QgsVectorLayer(vector_file_info.filePath(), |
| 67 | + vector_file_info.completeBaseName(), 'ogr') |
| 68 | + assert self.vector_layer.isValid() |
| 69 | + QgsProject.instance().addMapLayers([self.raster_layer, self.vector_layer]) |
| 70 | + |
| 71 | + # create layout with layout map |
| 72 | + self.layout = QgsLayout(QgsProject.instance()) |
| 73 | + self.layout.initializeDefaults() |
| 74 | + self.map = QgsLayoutItemMap(self.layout) |
| 75 | + self.map.attemptSetSceneRect(QRectF(20, 20, 200, 100)) |
| 76 | + self.map.setFrameEnabled(True) |
| 77 | + self.map.setLayers([self.raster_layer]) |
| 78 | + self.layout.addLayoutItem(self.map) |
| 79 | + |
| 80 | + def testOverviewMap(self): |
| 81 | + overviewMap = QgsLayoutItemMap(self.layout) |
| 82 | + overviewMap.attemptSetSceneRect(QRectF(20, 130, 70, 70)) |
| 83 | + overviewMap.setFrameEnabled(True) |
| 84 | + overviewMap.setLayers([self.raster_layer]) |
| 85 | + self.layout.addLayoutItem(overviewMap) |
| 86 | + # zoom in |
| 87 | + myRectangle = QgsRectangle(96, -152, 160, -120) |
| 88 | + self.map.setExtent(myRectangle) |
| 89 | + myRectangle2 = QgsRectangle(0, -256, 256, 0) |
| 90 | + overviewMap.setExtent(myRectangle2) |
| 91 | + overviewMap.overview().setLinkedMap(self.map) |
| 92 | + checker = QgsLayoutChecker('composermap_overview', self.layout) |
| 93 | + checker.setColorTolerance(6) |
| 94 | + checker.setControlPathPrefix("composer_mapoverview") |
| 95 | + myTestResult, myMessage = checker.testLayout() |
| 96 | + self.report += checker.report() |
| 97 | + self.layout.removeLayoutItem(overviewMap) |
| 98 | + assert myTestResult, myMessage |
| 99 | + |
| 100 | + def testOverviewMapBlend(self): |
| 101 | + overviewMap = QgsLayoutItemMap(self.layout) |
| 102 | + overviewMap.attemptSetSceneRect(QRectF(20, 130, 70, 70)) |
| 103 | + overviewMap.setFrameEnabled(True) |
| 104 | + overviewMap.setLayers([self.raster_layer]) |
| 105 | + self.layout.addLayoutItem(overviewMap) |
| 106 | + # zoom in |
| 107 | + myRectangle = QgsRectangle(96, -152, 160, -120) |
| 108 | + self.map.setExtent(myRectangle) |
| 109 | + myRectangle2 = QgsRectangle(0, -256, 256, 0) |
| 110 | + overviewMap.setExtent(myRectangle2) |
| 111 | + overviewMap.overview().setLinkedMap(self.map) |
| 112 | + overviewMap.overview().setBlendMode(QPainter.CompositionMode_Multiply) |
| 113 | + checker = QgsLayoutChecker('composermap_overview_blending', self.layout) |
| 114 | + checker.setControlPathPrefix("composer_mapoverview") |
| 115 | + myTestResult, myMessage = checker.testLayout() |
| 116 | + self.report += checker.report() |
| 117 | + self.layout.removeLayoutItem(overviewMap) |
| 118 | + assert myTestResult, myMessage |
| 119 | + |
| 120 | + def testOverviewMapInvert(self): |
| 121 | + overviewMap = QgsLayoutItemMap(self.layout) |
| 122 | + overviewMap.attemptSetSceneRect(QRectF(20, 130, 70, 70)) |
| 123 | + overviewMap.setFrameEnabled(True) |
| 124 | + overviewMap.setLayers([self.raster_layer]) |
| 125 | + self.layout.addLayoutItem(overviewMap) |
| 126 | + # zoom in |
| 127 | + myRectangle = QgsRectangle(96, -152, 160, -120) |
| 128 | + self.map.setExtent(myRectangle) |
| 129 | + myRectangle2 = QgsRectangle(0, -256, 256, 0) |
| 130 | + overviewMap.setExtent(myRectangle2) |
| 131 | + overviewMap.overview().setLinkedMap(self.map) |
| 132 | + overviewMap.overview().setInverted(True) |
| 133 | + checker = QgsLayoutChecker('composermap_overview_invert', self.layout) |
| 134 | + checker.setControlPathPrefix("composer_mapoverview") |
| 135 | + myTestResult, myMessage = checker.testLayout() |
| 136 | + self.report += checker.report() |
| 137 | + self.layout.removeLayoutItem(overviewMap) |
| 138 | + assert myTestResult, myMessage |
| 139 | + |
| 140 | + def testOverviewMapCenter(self): |
| 141 | + overviewMap = QgsLayoutItemMap(self.layout) |
| 142 | + overviewMap.attemptSetSceneRect(QRectF(20, 130, 70, 70)) |
| 143 | + overviewMap.setFrameEnabled(True) |
| 144 | + overviewMap.setLayers([self.raster_layer]) |
| 145 | + self.layout.addLayoutItem(overviewMap) |
| 146 | + # zoom in |
| 147 | + myRectangle = QgsRectangle(192, -288, 320, -224) |
| 148 | + self.map.setExtent(myRectangle) |
| 149 | + myRectangle2 = QgsRectangle(0, -256, 256, 0) |
| 150 | + overviewMap.setExtent(myRectangle2) |
| 151 | + overviewMap.overview().setLinkedMap(self.map) |
| 152 | + overviewMap.overview().setInverted(False) |
| 153 | + overviewMap.overview().setCentered(True) |
| 154 | + checker = QgsLayoutChecker('composermap_overview_center', self.layout) |
| 155 | + checker.setControlPathPrefix("composer_mapoverview") |
| 156 | + myTestResult, myMessage = checker.testLayout() |
| 157 | + self.report += checker.report() |
| 158 | + self.layout.removeLayoutItem(overviewMap) |
| 159 | + assert myTestResult, myMessage |
| 160 | + |
| 161 | + |
| 162 | +if __name__ == '__main__': |
| 163 | + unittest.main() |
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