def loadComposersFromProject( self, doc ):
     '''
     Load composers from project document
     '''
     composerNodeList = doc.elementsByTagName( "Composer" );
     i = 0
     while i < composerNodeList.size() :
         composerElem = composerNodeList.at(i).toElement()
         title = composerElem.attribute( "title" )
         visible = composerElem.attribute( "visible" )
         composition = QgsComposition( self.canvas.mapSettings() );
         compositionNodeList = composerElem.elementsByTagName( "Composition" )
         if compositionNodeList.size() > 0 :
             compositionElem = compositionNodeList.at( 0 ).toElement();
             composition.readXML( compositionElem, doc );
             atlasElem = composerElem.firstChildElement( "Atlas" );
             composition.atlasComposition().readXML( atlasElem, doc );
             composition.addItemsFromXML( composerElem, doc );
             composition.atlasComposition().readXMLMapSettings( atlasElem, doc );
         self.composers.append({
             'title': title,
             'visible': visible,
             'composition': composition
         })
         i += 1
Exemple #2
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    def printToPdf(self, params):
        self.check_required_params(params)

        with change_directory(self.project_root):

            crs = QgsCoordinateReferenceSystem()
            crs.createFromSrid(params.get('srs'))

            mapRenderer = QgsMapRenderer()
            mapUnits = crs.mapUnits()
            mapRenderer.setMapUnits(mapUnits)

            mapExtent = QgsRectangle(*params.get('bbox'))
            mapRenderer.setExtent(mapExtent)

            le = QgsPalLabeling()
            mapRenderer.setLabelingEngine(le)

            layers = params.get('layers')
            self.setTransparencies(layers, params.get('transparencies'))
            mapRenderer.setLayerSet(layers)

            composer = (
                self.getLayoutbyName(params['layout'])
                .firstChildElement('Composition')
            )

            comp = QgsComposition(mapRenderer)
            comp.setPlotStyle(QgsComposition.Print)

            comp.readXML(composer, self.doc)
            # read composition elements
            comp.addItemsFromXML(composer, self.doc)

            comp.setPrintResolution(90)

            # set bbox for the first Map in the layout
            comp_map = comp.getComposerMapById(0)

            comp_map.setNewExtent(QgsRectangle(*params.get('bbox')))
            # comp_map.setNewScale(10000)

            # comp_map.setLayerSet(layers)
            # comp_map.setKeepLayerSet(True)

            # save the file
            comp.exportAsPDF(params['tmpFile'] + '.pdf')
Exemple #3
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def composers(projectfile, mapsettings):
    with open(projectfile) as f:
        xml = f.read()

    doc = QDomDocument()
    doc.setContent(xml)
    nodes = doc.elementsByTagName("Composer")
    for nodeid in range(nodes.count()):
        node = nodes.at(0).toElement()
        name = node.attribute("title")
        compositionnodes = doc.elementsByTagName("Composition")
        if compositionnodes.count() == 0:
            continue

        compositionelm = compositionnodes.at(0).toElement()
        comp = QgsComposition(mapsettings)
        comp.readXML(compositionelm, doc)
        atlaselm = node.firstChildElement("Atlas")
        comp.atlasComposition().readXML(atlaselm, doc)
        comp.addItemsFromXML(node, doc)
        comp.refreshZList()
        yield name, comp
Exemple #4
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def composers(projectfile, mapsettings):
    with open(projectfile) as f:
        xml = f.read()

    doc = QDomDocument()
    doc.setContent(xml)
    nodes = doc.elementsByTagName("Composer")
    for nodeid in range(nodes.count()):
        node = nodes.at(0).toElement()
        name = node.attribute("title")
        compositionnodes = doc.elementsByTagName("Composition")
        if compositionnodes.count() == 0:
            continue

        compositionelm = compositionnodes.at(0).toElement()
        comp = QgsComposition(mapsettings)
        comp.readXML(compositionelm, doc)
        atlaselm = node.firstChildElement("Atlas")
        comp.atlasComposition().readXML(atlaselm, doc)
        comp.addItemsFromXML(node, doc)
        comp.refreshZList()
        yield name, comp
class TestQgsComposerMap(TestCase):

    def __init__(self, methodName):
        """Run once on class initialisation."""
        unittest.TestCase.__init__(self, methodName)
        myPath = os.path.join(TEST_DATA_DIR, 'landsat.tif')
        rasterFileInfo = QFileInfo(myPath)
        mRasterLayer = QgsRasterLayer(rasterFileInfo.filePath(),
                                      rasterFileInfo.completeBaseName())
        rasterRenderer = QgsMultiBandColorRenderer(
            mRasterLayer.dataProvider(), 2, 3, 4)
        mRasterLayer.setRenderer(rasterRenderer)
        #pipe = mRasterLayer.pipe()
        #assert pipe.set(rasterRenderer), 'Cannot set pipe renderer'
        QgsMapLayerRegistry.instance().addMapLayers([mRasterLayer])

        # create composition with composer map
        self.mMapRenderer = QgsMapRenderer()
        layerStringList = QStringList()
        layerStringList.append(mRasterLayer.id())
        self.mMapRenderer.setLayerSet(layerStringList)
        self.mMapRenderer.setProjectionsEnabled(False)
        self.mComposition = QgsComposition(self.mMapRenderer)
        self.mComposition.setPaperSize(297, 210)
        self.mComposerMap = QgsComposerMap(self.mComposition, 20, 20, 200, 100)
        self.mComposerMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(self.mComposerMap)

    def testGrid(self):
        """Test that we can create a grid for a map."""
        myRectangle = QgsRectangle(781662.375, 3339523.125,
                                   793062.375, 3345223.125)
        self.mComposerMap.setNewExtent(myRectangle)
        self.mComposerMap.setGridEnabled(True)
        self.mComposerMap.setGridIntervalX(2000)
        self.mComposerMap.setGridIntervalY(2000)
        self.mComposerMap.setShowGridAnnotation(True)
        self.mComposerMap.setGridPenWidth(0.5)
        self.mComposerMap.setGridAnnotationPrecision(0)
        self.mComposerMap.setGridAnnotationPosition(QgsComposerMap.Disabled,
                                                    QgsComposerMap.Left)
        self.mComposerMap.setGridAnnotationPosition(
            QgsComposerMap.OutsideMapFrame,
            QgsComposerMap.Right)
        self.mComposerMap.setGridAnnotationPosition(QgsComposerMap.Disabled,
                                                    QgsComposerMap.Top)
        self.mComposerMap.setGridAnnotationPosition(
            QgsComposerMap.OutsideMapFrame,
            QgsComposerMap.Bottom)
        self.mComposerMap.setGridAnnotationDirection(QgsComposerMap.Horizontal,
                                                     QgsComposerMap.Right)
        self.mComposerMap.setGridAnnotationDirection(QgsComposerMap.Horizontal,
                                                     QgsComposerMap.Bottom)
        checker = QgsCompositionChecker()
        myPath = os.path.join(TEST_DATA_DIR,
                              'control_images',
                              'expected_composermap',
                              'composermap_landsat_grid.png')
        myTestResult, myMessage = checker.testComposition('Composer map grid',
                                             self.mComposition, myPath)
        self.mComposerMap.setGridEnabled(False)
        self.mComposerMap.setShowGridAnnotation(False)

        assert myTestResult == True, myMessage

    def testOverviewMap(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125,
                                    793062.375, 3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        checker = QgsCompositionChecker()
        myPngPath = os.path.join(TEST_DATA_DIR,
                                 'control_images',
                                 'expected_composermap',
                                 'composermap_landsat_overview.png')
        myTestResult, myMessage = checker.testComposition(
                                  'Composer map overview',
                                  self.mComposition,
                                  myPngPath)
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    def testOverviewMapBlend(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125,
                                    793062.375, 3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewBlendMode(QPainter.CompositionMode_Multiply)
        checker = QgsCompositionChecker()
        myPngPath = os.path.join(TEST_DATA_DIR,
                                 'control_images',
                                 'expected_composermap',
                                 'composermap_landsat_overview_blend.png')
        myTestResult, myMessage = checker.testComposition(
                                  'Composer map overview blending',
                                  self.mComposition,
                                  myPngPath)
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    def testOverviewMapInvert(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125,
                                    793062.375, 3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewInverted(True)
        checker = QgsCompositionChecker()
        myPngPath = os.path.join(TEST_DATA_DIR,
                                 'control_images',
                                 'expected_composermap',
                                 'composermap_landsat_overview_invert.png')
        myTestResult, myMessage = checker.testComposition(
                                  'Composer map overview inverted',
                                  self.mComposition,
                                  myPngPath)
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    # Fails because addItemsFromXML has been commented out in sip
    @expectedFailure
    def testuniqueId(self):
        doc = QDomDocument()
        documentElement = doc.createElement('ComposerItemClipboard')
        self.mComposition.writeXML(documentElement, doc)
        self.mComposition.addItemsFromXML(documentElement, doc, 0, False)

        #test if both composer maps have different ids
        newMap = QgsComposerMap()
        mapList = self.mComposition.composerMapItems()

        for mapIt in mapList:
            if mapIt != self.mComposerMap:
              newMap = mapIt
              break

        oldId = self.mComposerMap.id()
        newId = newMap.id()

        self.mComposition.removeComposerItem(newMap)
        myMessage = 'old: %s new: %s'  % (oldId, newId)
        assert oldId != newId, myMessage

    def testZebraStyle(self):
        self.mComposerMap.setGridFrameStyle(QgsComposerMap.Zebra)
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent( myRectangle )
        self.mComposerMap.setGridEnabled(True)
        self.mComposerMap.setGridIntervalX(2000)
        self.mComposerMap.setGridIntervalY(2000)
        checker = QgsCompositionChecker()
        myPngPath = os.path.join(TEST_DATA_DIR,
                                 'control_images',
                                 'expected_composermap',
                                 'composermap_zebra_style.png')
        testResult, myMessage = checker.testComposition('Composer map zebra',
                                             self.mComposition,
                                             myPngPath)
        assert testResult == True, myMessage
class TestQgsComposerMap(TestCase):
    def __init__(self, methodName):
        """Run once on class initialisation."""
        unittest.TestCase.__init__(self, methodName)
        myPath = os.path.join(TEST_DATA_DIR, 'landsat.tif')
        rasterFileInfo = QFileInfo(myPath)
        mRasterLayer = QgsRasterLayer(rasterFileInfo.filePath(),
                                      rasterFileInfo.completeBaseName())
        rasterRenderer = QgsMultiBandColorRenderer(mRasterLayer.dataProvider(),
                                                   2, 3, 4)
        mRasterLayer.setRenderer(rasterRenderer)
        #pipe = mRasterLayer.pipe()
        #assert pipe.set(rasterRenderer), 'Cannot set pipe renderer'
        QgsMapLayerRegistry.instance().addMapLayers([mRasterLayer])

        # create composition with composer map
        self.mMapRenderer = QgsMapRenderer()
        layerStringList = []
        layerStringList.append(mRasterLayer.id())
        self.mMapRenderer.setLayerSet(layerStringList)
        self.mMapRenderer.setProjectionsEnabled(False)
        self.mComposition = QgsComposition(self.mMapRenderer)
        self.mComposition.setPaperSize(297, 210)
        self.mComposerMap = QgsComposerMap(self.mComposition, 20, 20, 200, 100)
        self.mComposerMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(self.mComposerMap)

    def testGrid(self):
        """Test that we can create a grid for a map."""
        myRectangle = QgsRectangle(781662.375, 3339523.125, 793062.375,
                                   3345223.125)
        self.mComposerMap.setNewExtent(myRectangle)
        self.mComposerMap.setGridEnabled(True)
        self.mComposerMap.setGridIntervalX(2000)
        self.mComposerMap.setGridIntervalY(2000)
        self.mComposerMap.setShowGridAnnotation(True)
        self.mComposerMap.setGridPenWidth(0.5)
        self.mComposerMap.setGridPenColor(QColor(0, 255, 0))
        self.mComposerMap.setGridAnnotationPrecision(0)
        self.mComposerMap.setGridAnnotationPosition(QgsComposerMap.Disabled,
                                                    QgsComposerMap.Left)
        self.mComposerMap.setGridAnnotationPosition(
            QgsComposerMap.OutsideMapFrame, QgsComposerMap.Right)
        self.mComposerMap.setGridAnnotationPosition(QgsComposerMap.Disabled,
                                                    QgsComposerMap.Top)
        self.mComposerMap.setGridAnnotationPosition(
            QgsComposerMap.OutsideMapFrame, QgsComposerMap.Bottom)
        self.mComposerMap.setGridAnnotationDirection(QgsComposerMap.Horizontal,
                                                     QgsComposerMap.Right)
        self.mComposerMap.setGridAnnotationDirection(QgsComposerMap.Horizontal,
                                                     QgsComposerMap.Bottom)
        self.mComposerMap.setAnnotationFontColor(QColor(255, 0, 0, 150))
        self.mComposerMap.setGridBlendMode(QPainter.CompositionMode_Overlay)
        checker = QgsCompositionChecker('composermap_grid', self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        self.mComposerMap.setGridEnabled(False)
        self.mComposerMap.setShowGridAnnotation(False)

        assert myTestResult == True, myMessage

    def testOverviewMap(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125, 789262.375,
                                   3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125, 793062.375,
                                    3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        checker = QgsCompositionChecker('composermap_overview',
                                        self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    def testOverviewMapBlend(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125, 789262.375,
                                   3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125, 793062.375,
                                    3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewBlendMode(QPainter.CompositionMode_Multiply)
        checker = QgsCompositionChecker('composermap_overview_blending',
                                        self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    def testOverviewMapInvert(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125, 789262.375,
                                   3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125, 793062.375,
                                    3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewInverted(True)
        checker = QgsCompositionChecker('composermap_overview_invert',
                                        self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    def testOverviewMapCenter(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375 + 5000, 3341423.125,
                                   789262.375 + 5000, 3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125, 793062.375,
                                    3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewInverted(False)
        overviewMap.setOverviewCentered(True)
        checker = QgsCompositionChecker('composermap_overview_center',
                                        self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    # Fails because addItemsFromXML has been commented out in sip
    @expectedFailure
    def testuniqueId(self):
        doc = QDomDocument()
        documentElement = doc.createElement('ComposerItemClipboard')
        self.mComposition.writeXML(documentElement, doc)
        self.mComposition.addItemsFromXML(documentElement, doc, 0, False)

        #test if both composer maps have different ids
        newMap = QgsComposerMap()
        mapList = self.mComposition.composerMapItems()

        for mapIt in mapList:
            if mapIt != self.mComposerMap:
                newMap = mapIt
                break

        oldId = self.mComposerMap.id()
        newId = newMap.id()

        self.mComposition.removeComposerItem(newMap)
        myMessage = 'old: %s new: %s' % (oldId, newId)
        assert oldId != newId, myMessage

    def testZebraStyle(self):
        self.mComposerMap.setGridFrameStyle(QgsComposerMap.Zebra)
        myRectangle = QgsRectangle(785462.375, 3341423.125, 789262.375,
                                   3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        self.mComposerMap.setGridEnabled(True)
        self.mComposerMap.setGridIntervalX(2000)
        self.mComposerMap.setGridIntervalY(2000)
        self.mComposerMap.setGridFrameWidth(10)
        self.mComposerMap.setGridFramePenSize(1)
        self.mComposerMap.setGridPenWidth(0.5)
        self.mComposerMap.setGridFramePenColor(QColor(255, 100, 0, 200))
        self.mComposerMap.setGridFrameFillColor1(QColor(50, 90, 50, 100))
        self.mComposerMap.setGridFrameFillColor2(QColor(200, 220, 100, 60))

        checker = QgsCompositionChecker('composermap_zebrastyle',
                                        self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        assert myTestResult == True, myMessage

    def testWorldFileGeneration(self):
        myRectangle = QgsRectangle(781662.375, 3339523.125, 793062.375,
                                   3345223.125)
        self.mComposerMap.setNewExtent(myRectangle)
        self.mComposerMap.setMapRotation(30.0)

        self.mComposition.setGenerateWorldFile(True)
        self.mComposition.setWorldFileMap(self.mComposerMap)

        p = self.mComposition.computeWorldFileParameters()
        pexpected = (4.180480199790922, 2.4133064516129026, 779443.7612381146,
                     2.4136013686911886, -4.179969388427311, 3342408.5663611)
        ptolerance = (0.001, 0.001, 1, 0.001, 0.001, 1e+03)
        for i in range(0, 6):
            assert abs(p[i] - pexpected[i]) < ptolerance[i]
class TestQgsComposerMap(unittest.TestCase):

    def __init__(self, methodName):
        """Run once on class initialization."""
        unittest.TestCase.__init__(self, methodName)
        myPath = os.path.join(TEST_DATA_DIR, 'rgb256x256.png')
        rasterFileInfo = QFileInfo(myPath)
        mRasterLayer = QgsRasterLayer(rasterFileInfo.filePath(),
                                      rasterFileInfo.completeBaseName())
        rasterRenderer = QgsMultiBandColorRenderer(
            mRasterLayer.dataProvider(), 1, 2, 3)
        mRasterLayer.setRenderer(rasterRenderer)
        #pipe = mRasterLayer.pipe()
        #assert pipe.set(rasterRenderer), 'Cannot set pipe renderer'
        QgsMapLayerRegistry.instance().addMapLayers([mRasterLayer])

        # create composition with composer map
        self.mMapRenderer = QgsMapRenderer()
        layerStringList = []
        layerStringList.append(mRasterLayer.id())
        self.mMapRenderer.setLayerSet(layerStringList)
        self.mMapRenderer.setProjectionsEnabled(False)
        self.mComposition = QgsComposition(self.mMapRenderer)
        self.mComposition.setPaperSize(297, 210)
        self.mComposerMap = QgsComposerMap(self.mComposition, 20, 20, 200, 100)
        self.mComposerMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(self.mComposerMap)

    def testOverviewMap(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(96, -152, 160, -120)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(0, -256, 256, 0)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        checker = QgsCompositionChecker('composermap_overview', self.mComposition)
        checker.setControlPathPrefix("composer_mapoverview")
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult, myMessage

    def testOverviewMapBlend(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(96, -152, 160, -120)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(0, -256, 256, 0)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewBlendMode(QPainter.CompositionMode_Multiply)
        checker = QgsCompositionChecker('composermap_overview_blending', self.mComposition)
        checker.setControlPathPrefix("composer_mapoverview")
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult, myMessage

    def testOverviewMapInvert(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(96, -152, 160, -120)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(0, -256, 256, 0)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewInverted(True)
        checker = QgsCompositionChecker('composermap_overview_invert', self.mComposition)
        checker.setControlPathPrefix("composer_mapoverview")
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult, myMessage

    def testOverviewMapCenter(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(192, -288, 320, -224)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(0, -256, 256, 0)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewInverted(False)
        overviewMap.setOverviewCentered(True)
        checker = QgsCompositionChecker('composermap_overview_center', self.mComposition)
        checker.setControlPathPrefix("composer_mapoverview")
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult, myMessage

    # Fails because addItemsFromXML has been commented out in sip
    @unittest.expectedFailure
    def testuniqueId(self):
        doc = QDomDocument()
        documentElement = doc.createElement('ComposerItemClipboard')
        self.mComposition.writeXML(documentElement, doc)
        self.mComposition.addItemsFromXML(documentElement, doc, 0, False)

        # test if both composer maps have different ids
        newMap = QgsComposerMap()
        mapList = self.mComposition.composerMapItems()

        for mapIt in mapList:
            if mapIt != self.mComposerMap:
                newMap = mapIt
                break

        oldId = self.mComposerMap.id()
        newId = newMap.id()

        self.mComposition.removeComposerItem(newMap)
        myMessage = 'old: %s new: %s' % (oldId, newId)
        assert oldId != newId, myMessage

    def testWorldFileGeneration(self):
        myRectangle = QgsRectangle(781662.375, 3339523.125, 793062.375, 3345223.125)
        self.mComposerMap.setNewExtent(myRectangle)
        self.mComposerMap.setMapRotation(30.0)

        self.mComposition.setGenerateWorldFile(True)
        self.mComposition.setWorldFileMap(self.mComposerMap)

        p = self.mComposition.computeWorldFileParameters()
        pexpected = (4.180480199790922, 2.4133064516129026, 779443.7612381146,
                     2.4136013686911886, -4.179969388427311, 3342408.5663611)
        ptolerance = (0.001, 0.001, 1, 0.001, 0.001, 1e+03)
        for i in range(0, 6):
            assert abs(p[i] - pexpected[i]) < ptolerance[i]
Exemple #8
0
class TestQgsComposerMap(unittest.TestCase):
    def __init__(self, methodName):
        """Run once on class initialisation."""
        unittest.TestCase.__init__(self, methodName)
        myPath = os.path.join(TEST_DATA_DIR, 'rgb256x256.png')
        rasterFileInfo = QFileInfo(myPath)
        mRasterLayer = QgsRasterLayer(rasterFileInfo.filePath(),
                                      rasterFileInfo.completeBaseName())
        rasterRenderer = QgsMultiBandColorRenderer(mRasterLayer.dataProvider(),
                                                   1, 2, 3)
        mRasterLayer.setRenderer(rasterRenderer)
        #pipe = mRasterLayer.pipe()
        #assert pipe.set(rasterRenderer), 'Cannot set pipe renderer'
        QgsMapLayerRegistry.instance().addMapLayers([mRasterLayer])

        # create composition with composer map
        self.mMapRenderer = QgsMapRenderer()
        layerStringList = []
        layerStringList.append(mRasterLayer.id())
        self.mMapRenderer.setLayerSet(layerStringList)
        self.mMapRenderer.setProjectionsEnabled(False)
        self.mComposition = QgsComposition(self.mMapRenderer)
        self.mComposition.setPaperSize(297, 210)
        self.mComposerMap = QgsComposerMap(self.mComposition, 20, 20, 200, 100)
        self.mComposerMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(self.mComposerMap)

    def testOverviewMap(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(96, -152, 160, -120)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(0, -256, 256, 0)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        checker = QgsCompositionChecker('composermap_overview',
                                        self.mComposition)
        checker.setControlPathPrefix("composer_mapoverview")
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult, myMessage

    def testOverviewMapBlend(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(96, -152, 160, -120)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(0, -256, 256, 0)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewBlendMode(QPainter.CompositionMode_Multiply)
        checker = QgsCompositionChecker('composermap_overview_blending',
                                        self.mComposition)
        checker.setControlPathPrefix("composer_mapoverview")
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult, myMessage

    def testOverviewMapInvert(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(96, -152, 160, -120)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(0, -256, 256, 0)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewInverted(True)
        checker = QgsCompositionChecker('composermap_overview_invert',
                                        self.mComposition)
        checker.setControlPathPrefix("composer_mapoverview")
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult, myMessage

    def testOverviewMapCenter(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(192, -288, 320, -224)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(0, -256, 256, 0)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewInverted(False)
        overviewMap.setOverviewCentered(True)
        checker = QgsCompositionChecker('composermap_overview_center',
                                        self.mComposition)
        checker.setControlPathPrefix("composer_mapoverview")
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult, myMessage

    # Fails because addItemsFromXML has been commented out in sip
    @unittest.expectedFailure
    def testuniqueId(self):
        doc = QDomDocument()
        documentElement = doc.createElement('ComposerItemClipboard')
        self.mComposition.writeXML(documentElement, doc)
        self.mComposition.addItemsFromXML(documentElement, doc, 0, False)

        # test if both composer maps have different ids
        newMap = QgsComposerMap()
        mapList = self.mComposition.composerMapItems()

        for mapIt in mapList:
            if mapIt != self.mComposerMap:
                newMap = mapIt
                break

        oldId = self.mComposerMap.id()
        newId = newMap.id()

        self.mComposition.removeComposerItem(newMap)
        myMessage = 'old: %s new: %s' % (oldId, newId)
        assert oldId != newId, myMessage

    def testWorldFileGeneration(self):
        myRectangle = QgsRectangle(781662.375, 3339523.125, 793062.375,
                                   3345223.125)
        self.mComposerMap.setNewExtent(myRectangle)
        self.mComposerMap.setMapRotation(30.0)

        self.mComposition.setGenerateWorldFile(True)
        self.mComposition.setWorldFileMap(self.mComposerMap)

        p = self.mComposition.computeWorldFileParameters()
        pexpected = (4.180480199790922, 2.4133064516129026, 779443.7612381146,
                     2.4136013686911886, -4.179969388427311, 3342408.5663611)
        ptolerance = (0.001, 0.001, 1, 0.001, 0.001, 1e+03)
        for i in range(0, 6):
            assert abs(p[i] - pexpected[i]) < ptolerance[i]
Exemple #9
0
class TestQgsComposerMap(TestCase):

    def __init__(self, methodName):
        """Run once on class initialisation."""
        unittest.TestCase.__init__(self, methodName)
        myPath = os.path.join(TEST_DATA_DIR, 'landsat.tif')
        rasterFileInfo = QFileInfo(myPath)
        mRasterLayer = QgsRasterLayer(rasterFileInfo.filePath(),
                                      rasterFileInfo.completeBaseName())
        rasterRenderer = QgsMultiBandColorRenderer(
            mRasterLayer.dataProvider(), 2, 3, 4)
        mRasterLayer.setRenderer(rasterRenderer)
        #pipe = mRasterLayer.pipe()
        #assert pipe.set(rasterRenderer), 'Cannot set pipe renderer'
        QgsMapLayerRegistry.instance().addMapLayers([mRasterLayer])

        # create composition with composer map
        self.mMapRenderer = QgsMapRenderer()
        layerStringList = QStringList()
        layerStringList.append(mRasterLayer.id())
        self.mMapRenderer.setLayerSet(layerStringList)
        self.mMapRenderer.setProjectionsEnabled(False)
        self.mComposition = QgsComposition(self.mMapRenderer)
        self.mComposition.setPaperSize(297, 210)
        self.mComposerMap = QgsComposerMap(self.mComposition, 20, 20, 200, 100)
        self.mComposerMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(self.mComposerMap)

    def testGrid(self):
        """Test that we can create a grid for a map."""
        myRectangle = QgsRectangle(781662.375, 3339523.125,
                                   793062.375, 3345223.125)
        self.mComposerMap.setNewExtent(myRectangle)
        self.mComposerMap.setGridEnabled(True)
        self.mComposerMap.setGridIntervalX(2000)
        self.mComposerMap.setGridIntervalY(2000)
        self.mComposerMap.setShowGridAnnotation(True)
        self.mComposerMap.setGridPenWidth(0.5)
        self.mComposerMap.setGridPenColor(QColor(0,255,0))
        self.mComposerMap.setGridAnnotationPrecision(0)
        self.mComposerMap.setGridAnnotationPosition(QgsComposerMap.Disabled,
                                                    QgsComposerMap.Left)
        self.mComposerMap.setGridAnnotationPosition(
            QgsComposerMap.OutsideMapFrame,
            QgsComposerMap.Right)
        self.mComposerMap.setGridAnnotationPosition(QgsComposerMap.Disabled,
                                                    QgsComposerMap.Top)
        self.mComposerMap.setGridAnnotationPosition(
            QgsComposerMap.OutsideMapFrame,
            QgsComposerMap.Bottom)
        self.mComposerMap.setGridAnnotationDirection(QgsComposerMap.Horizontal,
                                                     QgsComposerMap.Right)
        self.mComposerMap.setGridAnnotationDirection(QgsComposerMap.Horizontal,
                                                     QgsComposerMap.Bottom)
        self.mComposerMap.setAnnotationFontColor(QColor(255,0,0,150))
        self.mComposerMap.setGridBlendMode(QPainter.CompositionMode_Overlay)
        checker = QgsCompositionChecker()
        myPath = os.path.join(TEST_DATA_DIR,
                              'control_images',
                              'expected_composermap',
                              'composermap_landsat_grid.png')
        myTestResult, myMessage = checker.testComposition('Composer map grid',
                                             self.mComposition, myPath)
        self.mComposerMap.setGridEnabled(False)
        self.mComposerMap.setShowGridAnnotation(False)

        assert myTestResult == True, myMessage

    def testOverviewMap(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125,
                                    793062.375, 3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        checker = QgsCompositionChecker()
        myPngPath = os.path.join(TEST_DATA_DIR,
                                 'control_images',
                                 'expected_composermap',
                                 'composermap_landsat_overview.png')
        myTestResult, myMessage = checker.testComposition(
                                  'Composer map overview',
                                  self.mComposition,
                                  myPngPath)
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    def testOverviewMapBlend(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125,
                                    793062.375, 3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewBlendMode(QPainter.CompositionMode_Multiply)
        checker = QgsCompositionChecker()
        myPngPath = os.path.join(TEST_DATA_DIR,
                                 'control_images',
                                 'expected_composermap',
                                 'composermap_landsat_overview_blend.png')
        myTestResult, myMessage = checker.testComposition(
                                  'Composer map overview blending',
                                  self.mComposition,
                                  myPngPath)
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    def testOverviewMapInvert(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125,
                                    793062.375, 3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewInverted(True)
        checker = QgsCompositionChecker()
        myPngPath = os.path.join(TEST_DATA_DIR,
                                 'control_images',
                                 'expected_composermap',
                                 'composermap_landsat_overview_invert.png')
        myTestResult, myMessage = checker.testComposition(
                                  'Composer map overview inverted',
                                  self.mComposition,
                                  myPngPath)
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    # Fails because addItemsFromXML has been commented out in sip
    @expectedFailure
    def testuniqueId(self):
        doc = QDomDocument()
        documentElement = doc.createElement('ComposerItemClipboard')
        self.mComposition.writeXML(documentElement, doc)
        self.mComposition.addItemsFromXML(documentElement, doc, 0, False)

        #test if both composer maps have different ids
        newMap = QgsComposerMap()
        mapList = self.mComposition.composerMapItems()

        for mapIt in mapList:
            if mapIt != self.mComposerMap:
              newMap = mapIt
              break

        oldId = self.mComposerMap.id()
        newId = newMap.id()

        self.mComposition.removeComposerItem(newMap)
        myMessage = 'old: %s new: %s'  % (oldId, newId)
        assert oldId != newId, myMessage

    def testZebraStyle(self):
        self.mComposerMap.setGridFrameStyle(QgsComposerMap.Zebra)
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent( myRectangle )
        self.mComposerMap.setGridEnabled(True)
        self.mComposerMap.setGridIntervalX(2000)
        self.mComposerMap.setGridIntervalY(2000)
        checker = QgsCompositionChecker()
        myPngPath = os.path.join(TEST_DATA_DIR,
                                 'control_images',
                                 'expected_composermap',
                                 'composermap_zebra_style.png')
        testResult, myMessage = checker.testComposition('Composer map zebra',
                                             self.mComposition,
                                             myPngPath)
        assert testResult == True, myMessage
class TestQgsComposerMap(TestCase):

    def __init__(self, methodName):
        """Run once on class initialisation."""
        unittest.TestCase.__init__(self, methodName)
        myPath = os.path.join(TEST_DATA_DIR, 'landsat.tif')
        rasterFileInfo = QFileInfo(myPath)
        mRasterLayer = QgsRasterLayer(rasterFileInfo.filePath(),
                                      rasterFileInfo.completeBaseName())
        rasterRenderer = QgsMultiBandColorRenderer(
            mRasterLayer.dataProvider(), 2, 3, 4)
        mRasterLayer.setRenderer(rasterRenderer)
        #pipe = mRasterLayer.pipe()
        #assert pipe.set(rasterRenderer), 'Cannot set pipe renderer'
        QgsMapLayerRegistry.instance().addMapLayers([mRasterLayer])

        # create composition with composer map
        self.mMapRenderer = QgsMapRenderer()
        layerStringList = []
        layerStringList.append(mRasterLayer.id())
        self.mMapRenderer.setLayerSet(layerStringList)
        self.mMapRenderer.setProjectionsEnabled(False)
        self.mComposition = QgsComposition(self.mMapRenderer)
        self.mComposition.setPaperSize(297, 210)
        self.mComposerMap = QgsComposerMap(self.mComposition, 20, 20, 200, 100)
        self.mComposerMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(self.mComposerMap)

    def testGrid(self):
        """Test that we can create a grid for a map."""
        myRectangle = QgsRectangle(781662.375, 3339523.125,
                                   793062.375, 3345223.125)
        self.mComposerMap.setNewExtent(myRectangle)
        self.mComposerMap.setGridEnabled(True)
        self.mComposerMap.setGridIntervalX(2000)
        self.mComposerMap.setGridIntervalY(2000)
        self.mComposerMap.setShowGridAnnotation(True)
        self.mComposerMap.setGridPenWidth(0.5)
        self.mComposerMap.setGridPenColor(QColor(0,255,0))
        self.mComposerMap.setGridAnnotationPrecision(0)
        self.mComposerMap.setGridAnnotationPosition(QgsComposerMap.Disabled,
                                                    QgsComposerMap.Left)
        self.mComposerMap.setGridAnnotationPosition(
            QgsComposerMap.OutsideMapFrame,
            QgsComposerMap.Right)
        self.mComposerMap.setGridAnnotationPosition(QgsComposerMap.Disabled,
                                                    QgsComposerMap.Top)
        self.mComposerMap.setGridAnnotationPosition(
            QgsComposerMap.OutsideMapFrame,
            QgsComposerMap.Bottom)
        self.mComposerMap.setGridAnnotationDirection(QgsComposerMap.Horizontal,
                                                     QgsComposerMap.Right)
        self.mComposerMap.setGridAnnotationDirection(QgsComposerMap.Horizontal,
                                                     QgsComposerMap.Bottom)
        self.mComposerMap.setAnnotationFontColor(QColor(255,0,0,150))
        self.mComposerMap.setGridBlendMode(QPainter.CompositionMode_Overlay)
        checker = QgsCompositionChecker('composermap_grid', self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        self.mComposerMap.setGridEnabled(False)
        self.mComposerMap.setShowGridAnnotation(False)

        assert myTestResult == True, myMessage

    def testOverviewMap(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125,
                                    793062.375, 3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        checker = QgsCompositionChecker('composermap_overview', self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    def testOverviewMapBlend(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125,
                                    793062.375, 3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewBlendMode(QPainter.CompositionMode_Multiply)
        checker = QgsCompositionChecker('composermap_overview_blending', self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    def testOverviewMapInvert(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125,
                                    793062.375, 3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewInverted(True)
        checker = QgsCompositionChecker('composermap_overview_invert', self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    def testOverviewMapCenter(self):
        overviewMap = QgsComposerMap(self.mComposition, 20, 130, 70, 70)
        overviewMap.setFrameEnabled(True)
        self.mComposition.addComposerMap(overviewMap)
        # zoom in
        myRectangle = QgsRectangle(785462.375+5000, 3341423.125,
                                   789262.375+5000, 3343323.125)
        self.mComposerMap.setNewExtent(myRectangle)
        myRectangle2 = QgsRectangle(781662.375, 3339523.125,
                                    793062.375, 3350923.125)
        overviewMap.setNewExtent(myRectangle2)
        overviewMap.setOverviewFrameMap(self.mComposerMap.id())
        overviewMap.setOverviewInverted(False)
        overviewMap.setOverviewCentered(True)
        checker = QgsCompositionChecker('composermap_overview_center', self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        self.mComposition.removeComposerItem(overviewMap)
        assert myTestResult == True, myMessage

    # Fails because addItemsFromXML has been commented out in sip
    @expectedFailure
    def testuniqueId(self):
        doc = QDomDocument()
        documentElement = doc.createElement('ComposerItemClipboard')
        self.mComposition.writeXML(documentElement, doc)
        self.mComposition.addItemsFromXML(documentElement, doc, 0, False)

        #test if both composer maps have different ids
        newMap = QgsComposerMap()
        mapList = self.mComposition.composerMapItems()

        for mapIt in mapList:
            if mapIt != self.mComposerMap:
              newMap = mapIt
              break

        oldId = self.mComposerMap.id()
        newId = newMap.id()

        self.mComposition.removeComposerItem(newMap)
        myMessage = 'old: %s new: %s'  % (oldId, newId)
        assert oldId != newId, myMessage

    def testZebraStyle(self):
        self.mComposerMap.setGridFrameStyle(QgsComposerMap.Zebra)
        myRectangle = QgsRectangle(785462.375, 3341423.125,
                                   789262.375, 3343323.125)
        self.mComposerMap.setNewExtent( myRectangle )
        self.mComposerMap.setGridEnabled(True)
        self.mComposerMap.setGridIntervalX(2000)
        self.mComposerMap.setGridIntervalY(2000)
        self.mComposerMap.setGridFrameWidth( 10 )
        self.mComposerMap.setGridFramePenSize( 1 )
        self.mComposerMap.setGridPenWidth( 0.5 )
        self.mComposerMap.setGridFramePenColor( QColor( 255, 100, 0, 200 ) )
        self.mComposerMap.setGridFrameFillColor1( QColor( 50, 90, 50, 100 ) )
        self.mComposerMap.setGridFrameFillColor2( QColor( 200, 220, 100, 60 ) )

        checker = QgsCompositionChecker('composermap_zebrastyle', self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        assert myTestResult == True, myMessage

    def testWorldFileGeneration( self ):
        myRectangle = QgsRectangle(781662.375, 3339523.125, 793062.375, 3345223.125)
        self.mComposerMap.setNewExtent( myRectangle )
        self.mComposerMap.setMapRotation( 30.0 )

        self.mComposition.setGenerateWorldFile( True )
        self.mComposition.setWorldFileMap( self.mComposerMap )

        p = self.mComposition.computeWorldFileParameters()
        pexpected = (4.180480199790922, 2.4133064516129026, 779443.7612381146,
                     2.4136013686911886, -4.179969388427311, 3342408.5663611)
        ptolerance = (0.001, 0.001, 1, 0.001, 0.001, 1e+03)
        for i in range(0,6):
            assert abs(p[i]-pexpected[i]) < ptolerance[i]