def wheelEvent(self, event):
if self.selected_color is None:
event.ignore()
return
event.accept()
clr = self.selected_color
steps = event.delta() / 120.0
if event.modifiers() & QtCore.Qt.ControlModifier:
clr = colors.increment_hue(clr, 0.01 * steps)
elif event.modifiers() & QtCore.Qt.ShiftModifier:
clr = colors.lighter(clr, 0.1 * steps)
else:
clr = colors.saturate(clr, 0.1 * steps)
self.setColor(clr)
self.repaint()
def on_swatches_lighter(self):
command = ChangeSwatchesColors(self,
_("making color swatches lighter"),
(lambda clr: colors.lighter(clr, 0.1)))
self.undoStack.push(command)
def lighter(self, x):
command = ChangeColor(self, _("changing color lightness"),
lambda c: colors.lighter(c, x))
self.command(command)
def on_palette_lighter(self):
command = ChangeColors(self.palette, self.palette.palette,
_("making palette colors lighter"),
lambda clr: colors.lighter(clr, 0.1))
self.undoStack.push(command)