def set_text_image(self, text, color=Qt.gray):
"""
Set the item picture based on an SVG file created from the given text.
:param text: Text to be rendered as SVG.
:type text: str
:param color: Font color
:type color: QColor
"""
w, h = 200, 50
svg_path = self._gen_svg_path()
svg_gen = QSvgGenerator()
svg_gen.setFileName(svg_path)
svg_gen.setTitle('QrBarCodeLayoutItem')
svg_gen.setDescription('Image generated by QrBarCodeLayoutItem plugin')
svg_gen.setSize(QSize(w, h))
svg_gen.setViewBox(QRect(0, 0, w, h))
# Paint text
font = QFont('Arial', 14, QFont.Bold)
p = QPainter()
p.begin(svg_gen)
p.setFont(font)
p.setPen(color)
p.drawText(QPointF(10, 20), text)
p.end()
# Set picture path
self.setPicturePath(svg_path)
def _svgPaintDevice(self, name, sourceRect, targetRect):
"""Get QSvgGenerator as paint device"""
generator = QSvgGenerator()
generator.setDescription("This SVG was generated with the geoCore "
"plugin of QGIS, written by T-Systems on site services GmbH")
generator.setTitle("geoCore")
generator.setSize(sourceRect.size().toSize())
generator.setViewBox(targetRect)
generator.setFileName(name)
return generator
