def displayPlot(self):
QGraphicsScene.clear(self)
self.sceneRect()
fm = QFontMetrics(QFont())
# display lines fitting in sceneRect
last = None
for z1, z2, text in self.data:
brush = QBrush(
QColor.fromHsl(z2 / (self.zMax - self.zMin) * 360.0, 128, 128)
)
self.addRect(
self.xOffset + self.legendWidth,
z1 * self.zScale + self.yOffset,
self.barWidth,
(z2 - z1) * self.zScale,
QPen(),
brush,
)
if last is None:
legend_item = self.addSimpleText("{}".format(z1))
legend_item.setPos(self.xOffset, z1 * self.zScale + self.yOffset)
legend_item = self.addSimpleText("{}".format(z2))
legend_item.setPos(self.xOffset, z2 * self.zScale + self.yOffset)
last = z2
text_item = self.addSimpleText(text)
text_item.setPos(
self.xOffset * 2 + self.legendWidth + self.barWidth,
(z1 + z2) / 2.0 * self.zScale - fm.height() / 2.0 + self.yOffset,
)
def testColorAsHslaComponents(self):
self.assertEqual(
QgsMapBoxGlStyleConverter.colorAsHslaComponents(
QColor.fromHsl(30, 50, 70)), (30, 19, 27, 255))
