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 exportAsImage(self):
filename = unicode(QFileDialog.getSaveFileName(self,
self.tr('Save Model As Image'), '',
self.tr('PNG files (*.png *.PNG)')))
if not filename:
return
if not filename.lower().endswith('.png'):
filename += '.png'
totalRect = QRectF(0, 0, 1, 1)
for item in self.scene.items():
totalRect = totalRect.united(item.sceneBoundingRect())
totalRect.adjust(-10, -10, 10, 10)
img = QImage(totalRect.width(), totalRect.height(),
QImage.Format_ARGB32_Premultiplied)
img.fill(Qt.white)
painter = QPainter()
painter.setRenderHint(QPainter.Antialiasing)
painter.begin(img)
self.scene.render(painter, totalRect, totalRect)
painter.end()
img.save(filename)
def exportAsImage(self):
filename = unicode(
QFileDialog.getSaveFileName(self,
self.tr('Save Model As Image'), '',
self.tr('PNG files (*.png *.PNG)')))
if not filename:
return
if not filename.lower().endswith('.png'):
filename += '.png'
totalRect = QRectF(0, 0, 1, 1)
for item in self.scene.items():
totalRect = totalRect.united(item.sceneBoundingRect())
totalRect.adjust(-10, -10, 10, 10)
img = QImage(totalRect.width(), totalRect.height(),
QImage.Format_ARGB32_Premultiplied)
img.fill(Qt.white)
painter = QPainter()
painter.setRenderHint(QPainter.Antialiasing)
painter.begin(img)
self.scene.render(painter, totalRect, totalRect)
painter.end()
img.save(filename)
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
