def createBackgroundSettings(self):
s = QgsTextBackgroundSettings()
s.setEnabled(True)
s.setType(QgsTextBackgroundSettings.ShapeEllipse)
s.setSvgFile('svg.svg')
s.setSizeType(QgsTextBackgroundSettings.SizeFixed)
s.setSize(QSizeF(1, 2))
s.setSizeUnit(QgsUnitTypes.RenderPixels)
s.setSizeMapUnitScale(QgsMapUnitScale(1, 2))
s.setRotationType(QgsTextBackgroundSettings.RotationFixed)
s.setRotation(45)
s.setOffset(QPointF(3, 4))
s.setOffsetUnit(QgsUnitTypes.RenderMapUnits)
s.setOffsetMapUnitScale(QgsMapUnitScale(5, 6))
s.setRadii(QSizeF(11, 12))
s.setRadiiUnit(QgsUnitTypes.RenderPixels)
s.setRadiiMapUnitScale(QgsMapUnitScale(15, 16))
s.setFillColor(QColor(255, 0, 0))
s.setBorderColor(QColor(0, 255, 0))
s.setOpacity(0.5)
s.setJoinStyle(Qt.RoundJoin)
s.setBlendMode(QPainter.CompositionMode_Difference)
s.setBorderWidth(7)
s.setBorderWidthUnit(QgsUnitTypes.RenderMapUnits)
s.setBorderWidthMapUnitScale(QgsMapUnitScale(QgsMapUnitScale(25, 26)))
return s
def createBackgroundSettings(self):
s = QgsTextBackgroundSettings()
s.setEnabled(True)
s.setType(QgsTextBackgroundSettings.ShapeEllipse)
s.setSvgFile('svg.svg')
s.setSizeType(QgsTextBackgroundSettings.SizeFixed)
s.setSize(QSizeF(1, 2))
s.setSizeUnit(QgsUnitTypes.RenderPixels)
s.setSizeMapUnitScale(QgsMapUnitScale(1, 2))
s.setRotationType(QgsTextBackgroundSettings.RotationFixed)
s.setRotation(45)
s.setOffset(QPointF(3, 4))
s.setOffsetUnit(QgsUnitTypes.RenderMapUnits)
s.setOffsetMapUnitScale(QgsMapUnitScale(5, 6))
s.setRadii(QSizeF(11, 12))
s.setRadiiUnit(QgsUnitTypes.RenderPixels)
s.setRadiiMapUnitScale(QgsMapUnitScale(15, 16))
s.setFillColor(QColor(255, 0, 0))
s.setStrokeColor(QColor(0, 255, 0))
s.setOpacity(0.5)
s.setJoinStyle(Qt.RoundJoin)
s.setBlendMode(QPainter.CompositionMode_Difference)
s.setStrokeWidth(7)
s.setStrokeWidthUnit(QgsUnitTypes.RenderMapUnits)
s.setStrokeWidthMapUnitScale(QgsMapUnitScale(QgsMapUnitScale(25, 26)))
s.setPaintEffect(QgsBlurEffect.create({'blur_level': '6', 'enabled': '1'}))
return s
def convert_marker_text_background(
marker_text_background: MarkerTextBackground,
context) -> QgsTextBackgroundSettings:
"""
Converts a MarkerTextBackground to QgsTextBackgroundSettings
"""
if not hasattr(QgsTextBackgroundSettings, 'ShapeMarkerSymbol'):
# raise NotImplementedException('Marker Text Background conversion requires QGIS 3.10 or later')
return None
from .symbols import SymbolConverter # pylint: disable=import-outside-toplevel
symbol = SymbolConverter.Symbol_to_QgsSymbol(
marker_text_background.marker_symbol, context)
settings = QgsTextBackgroundSettings()
settings.setEnabled(True)
settings.setType(QgsTextBackgroundSettings.ShapeMarkerSymbol)
settings.setMarkerSymbol(symbol)
if marker_text_background.scale_to_fit_text:
settings.setSizeType(QgsTextBackgroundSettings.SizeBuffer)
else:
settings.setSizeType(QgsTextBackgroundSettings.SizeFixed)
settings.setSize(QSizeF(symbol.size(), symbol.size()))
settings.setSizeUnit(symbol.sizeUnit())
return settings
def convert_fill_symbol_background(
background_symbol, # pylint: disable=too-many-branches,too-many-statements
context,
reference_scale=None):
"""
Converts a fill symbol background to QgsTextBackgroundSettings
"""
settings = QgsTextBackgroundSettings()
settings.setEnabled(True)
settings.setType(QgsTextBackgroundSettings.ShapeRectangle)
if isinstance(background_symbol, BalloonCallout):
fill_symbol = background_symbol.fill_symbol
if background_symbol.style == BalloonCallout.STYLE_ROUNDED_RECTANGLE:
# TODO - confirm actual size rendering on Arc
settings.setRadii(QSizeF(1, 1))
elif background_symbol.style == BalloonCallout.STYLE_OVAL:
# TODO - verify comparitive rendering
settings.setType(QgsTextBackgroundSettings.ShapeEllipse)
else:
fill_symbol = background_symbol.border_symbol
from .symbols import SymbolConverter # pylint: disable=import-outside-toplevel
# can't use the fill itself - we can only use the fill color and outline
if isinstance(fill_symbol, SimpleFillSymbol):
if not fill_symbol.color.is_null:
fill_color = ColorConverter.color_to_qcolor(fill_symbol.color)
settings.setFillColor(fill_color)
else:
settings.setFillColor(QColor())
if isinstance(fill_symbol.outline, SimpleLineSymbol):
if not fill_symbol.outline.color.is_null:
settings.setStrokeColor(
ColorConverter.color_to_qcolor(
fill_symbol.outline.color))
if reference_scale is None:
settings.setStrokeWidth(
context.convert_size(fill_symbol.outline.width))
settings.setStrokeWidthUnit(context.units)
else:
settings.setStrokeWidth(fill_symbol.outline.width *
reference_scale * 0.000352778)
settings.setStrokeWidthUnit(
QgsUnitTypes.RenderMetersInMapUnits)
else:
stroke = SymbolConverter.Symbol_to_QgsSymbol(
fill_symbol, context)
if stroke:
settings.setStrokeColor(stroke.color())
if reference_scale is None:
settings.setStrokeWidth(0.2)
settings.setStrokeWidthUnit(
QgsUnitTypes.RenderMillimeters)
else:
settings.setStrokeWidth(0.2 * reference_scale * 0.001)
settings.setStrokeWidthUnit(
QgsUnitTypes.RenderMetersInMapUnits)
else:
symbol = SymbolConverter.Symbol_to_QgsSymbol(fill_symbol, context)
settings.setFillColor(symbol.color())
settings.setSizeType(QgsTextBackgroundSettings.SizeBuffer)
# TODO: margin
x_margin = (background_symbol.margin_left +
background_symbol.margin_right) / 2
y_margin = (background_symbol.margin_top +
background_symbol.margin_bottom) / 2
x_delta = (background_symbol.margin_right -
background_symbol.margin_left) / 2
y_delta = (background_symbol.margin_bottom -
background_symbol.margin_top) / 2
if reference_scale is None:
settings.setSize(
QSizeF(context.convert_size(x_margin),
context.convert_size(y_margin)))
settings.setSizeUnit(context.units)
else:
settings.setSize(
QSizeF(x_margin * reference_scale * 0.000352778,
y_margin * reference_scale * 0.000352778))
settings.setSizeUnit(QgsUnitTypes.RenderMetersInMapUnits)
if reference_scale is None:
settings.setOffset(
QPointF(context.convert_size(x_delta),
context.convert_size(y_delta)))
settings.setOffsetUnit(context.units)
else:
settings.setOffset(
QPointF(x_delta * reference_scale * 0.000352778,
y_delta * reference_scale * 0.000352778))
settings.setOffsetUnit(QgsUnitTypes.RenderMetersInMapUnits)
return settings
def createBackgroundSettings(self):
s = QgsTextBackgroundSettings()
s.setEnabled(True)
s.setType(QgsTextBackgroundSettings.ShapeEllipse)
s.setSvgFile('svg.svg')
s.setSizeType(QgsTextBackgroundSettings.SizeFixed)
s.setSize(QSizeF(1, 2))
s.setSizeUnit(QgsUnitTypes.RenderPixels)
s.setSizeMapUnitScale(QgsMapUnitScale(1, 2))
s.setRotationType(QgsTextBackgroundSettings.RotationFixed)
s.setRotation(45)
s.setOffset(QPointF(3, 4))
s.setOffsetUnit(QgsUnitTypes.RenderMapUnits)
s.setOffsetMapUnitScale(QgsMapUnitScale(5, 6))
s.setRadii(QSizeF(11, 12))
s.setRadiiUnit(QgsUnitTypes.RenderPixels)
s.setRadiiMapUnitScale(QgsMapUnitScale(15, 16))
s.setFillColor(QColor(255, 0, 0))
s.setStrokeColor(QColor(0, 255, 0))
s.setOpacity(0.5)
s.setJoinStyle(Qt.RoundJoin)
s.setBlendMode(QPainter.CompositionMode_Difference)
s.setStrokeWidth(7)
s.setStrokeWidthUnit(QgsUnitTypes.RenderMapUnits)
s.setStrokeWidthMapUnitScale(QgsMapUnitScale(QgsMapUnitScale(25, 26)))
s.setPaintEffect(
QgsBlurEffect.create({
'blur_level':
'6.0',
'blur_unit':
QgsUnitTypes.encodeUnit(QgsUnitTypes.RenderMillimeters),
'enabled':
'1'
}))
marker = QgsMarkerSymbol()
marker.setColor(QColor(100, 112, 134))
s.setMarkerSymbol(marker)
return s
