def setBaseColor(newcolor):
StyleHelper.requestedBaseColor = newcolor
color = QColor()
color.setHsv(newcolor.hue(), newcolor.saturation() * 0.7, 64 + newcolor.value() / 3)
if color.isValid() and color != StyleHelper.baseColor:
StyleHelper.baseColor = color
for w in QApplication.topLevelWidgets():
w.update()
def startNewLineCollection(self):
self.lineCollections.append(LineCollection())
self.openCollectionIdx += 1
newColor = QColor()
# http://martin.ankerl.com/2009/12/09/how-to-create-random-colors-programmatically/
'''
rand = random.random()
rand += 0.618033988749895
rand %= 1
'''
phi = 0.618033988749895
hue = self.openCollectionIdx * phi - floor(self.openCollectionIdx * phi)
newColor.setHsv(int(hue*256), 120 + int(random.random()*(240-120+1)), 242)
self.colors.append(newColor)
