def _get_composer_image(self, width, height, dpi):
image = QImage(QSize(width, height),
self._TestMapSettings.outputImageFormat())
image.fill(QColor(152, 219, 249).rgb())
image.setDotsPerMeterX(dpi / 25.4 * 1000)
image.setDotsPerMeterY(dpi / 25.4 * 1000)
p = QPainter(image)
p.setRenderHint(
QPainter.Antialiasing,
self._TestMapSettings.testFlag(QgsMapSettings.Antialiasing))
self._c.renderPage(p, 0)
p.end()
# image = self._c.printPageAsRaster(0)
# """:type: QImage"""
if image.isNull():
return False, ''
filepath = getTempfilePath('png')
res = image.save(filepath, 'png')
if not res:
os.unlink(filepath)
filepath = ''
return res, filepath
def testComposition(self, page=0, pixelDiff=0):
if self.mComposition is None:
myMessage = "Composition not valid"
return False, myMessage
# load expected image
self.setControlName("expected_" + self.mTestName)
# get width/height, create image and render the composition to it
outputImage = QImage(self.mSize, QImage.Format_RGB32)
self.mComposition.setPlotStyle(QgsComposition.Print)
outputImage.setDotsPerMeterX(self.mDotsPerMeter)
outputImage.setDotsPerMeterY(self.mDotsPerMeter)
QgsMultiRenderChecker.drawBackground(outputImage)
p = QPainter(outputImage)
self.mComposition.renderPage(p, page)
p.end()
renderedFilePath = QDir.tempPath() + QDir.separator() + QFileInfo(self.mTestName).baseName() + "_rendered.png"
outputImage.save(renderedFilePath, "PNG")
self.setRenderedImage(renderedFilePath)
testResult = self.runTest(self.mTestName, pixelDiff)
return testResult, self.report()
def testComposition(self, page=0, pixelDiff=0):
if self.mComposition is None:
myMessage = "Composition not valid"
return False, myMessage
# load expected image
self.setControlName("expected_" + self.mTestName)
# get width/height, create image and render the composition to it
outputImage = QImage(self.mSize, QImage.Format_RGB32)
self.mComposition.setPlotStyle(QgsComposition.Print)
outputImage.setDotsPerMeterX(self.mDotsPerMeter)
outputImage.setDotsPerMeterY(self.mDotsPerMeter)
QgsMultiRenderChecker.drawBackground(outputImage)
p = QPainter(outputImage)
self.mComposition.renderPage(p, page)
p.end()
renderedFilePath = QDir.tempPath() + QDir.separator() + QFileInfo(
self.mTestName).baseName() + "_rendered.png"
outputImage.save(renderedFilePath, "PNG")
self.setRenderedImage(renderedFilePath)
testResult = self.runTest(self.mTestName, pixelDiff)
return testResult, self.report()
def _get_composer_svg_image(self, width, height, dpi):
# from qgscomposer.cpp, QgsComposer::on_mActionExportAsSVG_triggered,
# near end of function
svgpath = getTempfilePath('svg')
temp_size = os.path.getsize(svgpath)
svg_g = QSvgGenerator()
# noinspection PyArgumentList
svg_g.setTitle(QgsProject.instance().title())
svg_g.setFileName(svgpath)
svg_g.setSize(QSize(width, height))
svg_g.setViewBox(QRect(0, 0, width, height))
svg_g.setResolution(dpi)
sp = QPainter(svg_g)
self._c.renderPage(sp, 0)
sp.end()
if temp_size == os.path.getsize(svgpath):
return False, ''
image = QImage(width, height,
self._TestMapSettings.outputImageFormat())
image.fill(QColor(152, 219, 249).rgb())
image.setDotsPerMeterX(dpi / 25.4 * 1000)
image.setDotsPerMeterY(dpi / 25.4 * 1000)
svgr = QSvgRenderer(svgpath)
p = QPainter(image)
p.setRenderHint(
QPainter.Antialiasing,
self._TestMapSettings.testFlag(QgsMapSettings.Antialiasing))
p.setRenderHint(QPainter.TextAntialiasing)
svgr.render(p)
p.end()
filepath = getTempfilePath('png')
res = image.save(filepath, 'png')
if not res:
os.unlink(filepath)
filepath = ''
# TODO: remove .svg file as well?
return res, filepath
def _get_composer_svg_image(self, width, height, dpi):
# from qgscomposer.cpp, QgsComposer::on_mActionExportAsSVG_triggered,
# near end of function
svgpath = getTempfilePath("svg")
temp_size = os.path.getsize(svgpath)
svg_g = QSvgGenerator()
# noinspection PyArgumentList
svg_g.setTitle(QgsProject.instance().title())
svg_g.setFileName(svgpath)
svg_g.setSize(QSize(width, height))
svg_g.setViewBox(QRect(0, 0, width, height))
svg_g.setResolution(dpi)
sp = QPainter(svg_g)
self._c.renderPage(sp, 0)
sp.end()
if temp_size == os.path.getsize(svgpath):
return False, ""
image = QImage(width, height, self._TestMapSettings.outputImageFormat())
image.fill(QColor(152, 219, 249).rgb())
image.setDotsPerMeterX(dpi / 25.4 * 1000)
image.setDotsPerMeterY(dpi / 25.4 * 1000)
svgr = QSvgRenderer(svgpath)
p = QPainter(image)
p.setRenderHint(QPainter.Antialiasing, self._TestMapSettings.testFlag(QgsMapSettings.Antialiasing))
p.setRenderHint(QPainter.TextAntialiasing)
svgr.render(p)
p.end()
filepath = getTempfilePath("png")
res = image.save(filepath, "png")
if not res:
os.unlink(filepath)
filepath = ""
# TODO: remove .svg file as well?
return res, filepath
def _get_composer_image(self, width, height, dpi):
image = QImage(QSize(width, height), self._TestMapSettings.outputImageFormat())
image.fill(QColor(152, 219, 249).rgb())
image.setDotsPerMeterX(dpi / 25.4 * 1000)
image.setDotsPerMeterY(dpi / 25.4 * 1000)
p = QPainter(image)
p.setRenderHint(QPainter.Antialiasing, self._TestMapSettings.testFlag(QgsMapSettings.Antialiasing))
self._c.renderPage(p, 0)
p.end()
# image = self._c.printPageAsRaster(0)
# """:type: QImage"""
if image.isNull():
return False, ""
filepath = getTempfilePath("png")
res = image.save(filepath, "png")
if not res:
os.unlink(filepath)
filepath = ""
return res, filepath