def render__label_qfont(self, qfont: QFont):
self.cfg.render.label_font = attr.evolve(
self.cfg.render.label_font,
# Font file selection
family=qfont.family(),
bold=qfont.bold(),
italic=qfont.italic(),
# Font size
size=qfont.pointSizeF(),
# QFont implementation details
toString=qfont.toString(),
)
def _setupFormat(self,
color: QColor,
fontSettings: QFont,
colorIsForeground: bool = True) -> QTextCharFormat:
pattern_format = QTextCharFormat()
if color and colorIsForeground:
pattern_format.setForeground(color)
if color and (not colorIsForeground):
pattern_format.setBackground(color)
pattern_format.setFontItalic(fontSettings.italic())
pattern_format.setFontWeight(fontSettings.bold())
return pattern_format
class Text(DesignItem):
def __init__(self, text, scene):
super(Text, self).__init__(scene)
self.font = QFont("Arial")
self.font.setPointSize(14)
self.font.setStyleName("Standard")
self.text = text
self.textcolor = QColor(Qt.black)
self.data = str.encode(self.getSvg())
self.renderer = QSvgRenderer()
self.renderer.load(self.data)
self.svg = QGraphicsSvgItem(self)
self.svg.setSharedRenderer(self.renderer)
self.setRect(0, 0,
self.svg.boundingRect().width(),
self.svg.boundingRect().height())
def typeName(self):
return "Text"
def paint(self, paint, option, widget):
if option.state & QStyle.State_Selected:
self.drawHighlightSelected(paint, option)
def getTextTag(self, id):
fm = QFontMetrics(self.font)
svg = "<text "
if id:
svg += "id=\"" + id + "\" "
svg += "x=\"0\" y=\"" + str(fm.ascent()) + "\" "
svg += "font-family=\"" + self.font.family() + "\" "
svg += "font-size=\"" + str(self.font.pointSize() * 1.25) + "px\" "
if self.font.bold():
svg += "font-weight=\"bold\" "
if self.font.italic():
svg += "font-style=\"italic\" "
svg += "fill=\"" + self.textcolor.name() + "\" "
svg += "opacity=\"" + str(self.opacity()) + "\" "
svg += ">"
svg += self.text
svg += "</text>"
return svg
def getSvg(self):
font = QFont(self.font.family())
font.setBold(self.font.bold())
font.setItalic(self.font.italic())
font.setPixelSize(self.font.pointSize() * 1.25)
fm = QFontMetrics(font)
self.width = fm.width(self.text) + 2
self.height = fm.height()
svg = "<svg width=\"" + str(self.width) + "\" "
svg += "height=\"" + str(self.height) + "\" >"
svg += self.getTextTag("")
svg += "</svg>"
return svg
def setScale(self, x, y):
self.xscale = x
self.yscale = y
trans = QTransform()
trans.scale(self.xscale, self.yscale)
self.svg.setTransform(trans)
self.setRect(0, 0,
self.svg.boundingRect().width() * x,
self.svg.boundingRect().height() * y)
def scaleObjects(self):
self.xscale = self.rect.width() / self.svg.boundingRect().width()
self.yscale = self.rect.height() / self.svg.boundingRect().height()
trans = QTransform()
trans.scale(self.xscale, self.yscale)
self.svg.setTransform(trans)
