public static float getPercentWidth1px()
    {
        int screenWidth = AutoLayoutConifg.getInstance().getScreenWidth();
        int designWidth = AutoLayoutConifg.getInstance().getDesignWidth();
        return 1.0f * screenWidth / designWidth;
    }
@param view
@param attrs #Attrs.WIDTH|Attrs.HEIGHT
@param base  AutoAttr.BASE_WIDTH|AutoAttr.BASE_HEIGHT|AutoAttr.BASE_DEFAULT
autolayout/src/main/java/com/zhy/autolayout/utils/AutoUtils.java