util.py 文件源码

def blend_colors(color1, color2, ratio):
    return QtGui.qRgb(
        color1.red() * (1 - ratio) + color2.red() * ratio,
        color1.green() * (1 - ratio) + color2.green() * ratio,
        color1.blue() * (1 - ratio) + color2.blue() * ratio)