横屏时对竖屏弹窗等重复使用的UI放大问题的优化，是否存在更优解？

[mrlsm]

非常感谢楼主的分享：

问题： 横屏时 打开一个竖屏使用的弹窗 UI元素过大的优化。

解决：AutoSize.java

    private static DisplayMetricsInfo mCacheMetricsInfo;

public static void autoConvertDensity(Activity activity, float sizeInDp, boolean isBaseOnWidth) {
        Preconditions.checkNotNull(activity, "activity == null");
        Preconditions.checkMainThread();

        float subunitsDesignSize = isBaseOnWidth ? AutoSizeConfig.getInstance().getUnitsManager().getDesignWidth()
                : AutoSizeConfig.getInstance().getUnitsManager().getDesignHeight();
        subunitsDesignSize = subunitsDesignSize > 0 ? subunitsDesignSize : sizeInDp;

        //第一次计算密度之后，以后一直使用该值，保证所有页面使用相同大小
        float targetDensity = 0;
        int targetDensityDpi = 0;
        float targetScaledDensity = 0;
        float targetXdpi = 0;
        int targetScreenWidthDp;
        int targetScreenHeightDp;

        if (mCacheMetricsInfo == null) {
            if (isBaseOnWidth) {
                targetDensity = AutoSizeConfig.getInstance().getScreenWidth() * 1.0f / sizeInDp;
            } else {
                targetDensity = AutoSizeConfig.getInstance().getScreenHeight() * 1.0f / sizeInDp;
            }
            if (AutoSizeConfig.getInstance().getPrivateFontScale() > 0) {
                targetScaledDensity = targetDensity * AutoSizeConfig.getInstance().getPrivateFontScale();
            } else {
                float systemFontScale = AutoSizeConfig.getInstance().isExcludeFontScale() ? 1 : AutoSizeConfig.getInstance().
                        getInitScaledDensity() * 1.0f / AutoSizeConfig.getInstance().getInitDensity();
                targetScaledDensity = targetDensity * systemFontScale;
            }
            targetDensityDpi = (int) (targetDensity * 160);

            targetScreenWidthDp = (int) (AutoSizeConfig.getInstance().getScreenWidth() / targetDensity);
            targetScreenHeightDp = (int) (AutoSizeConfig.getInstance().getScreenHeight() / targetDensity);

            if (isBaseOnWidth) {
                targetXdpi = AutoSizeConfig.getInstance().getScreenWidth() * 1.0f / subunitsDesignSize;
            } else {
                targetXdpi = AutoSizeConfig.getInstance().getScreenHeight() * 1.0f / subunitsDesignSize;
            }

            mCacheMetricsInfo = new DisplayMetricsInfo(targetDensity, targetDensityDpi, targetScaledDensity, targetXdpi, targetScreenWidthDp, targetScreenHeightDp);
        } else {
            targetDensity = mCacheMetricsInfo.getDensity();
            targetDensityDpi = mCacheMetricsInfo.getDensityDpi();
            targetScaledDensity = mCacheMetricsInfo.getScaledDensity();
            targetXdpi = mCacheMetricsInfo.getXdpi();
            targetScreenWidthDp = mCacheMetricsInfo.getScreenWidthDp();
            targetScreenHeightDp = mCacheMetricsInfo.getScreenHeightDp();
        }

        setDensity(activity, targetDensity, targetDensityDpi, targetScaledDensity, targetXdpi);
        setScreenSizeDp(activity, targetScreenWidthDp, targetScreenHeightDp);

        AutoSizeLog.d(String.format(Locale.ENGLISH, "The %s has been adapted! \n%s Info: isBaseOnWidth = %s, %s = %f, %s = %f, targetDensity = %f, targetScaledDensity = %f, targetDensityDpi = %d, targetXdpi = %f, targetScreenWidthDp = %d, targetScreenHeightDp = %d"
                , activity.getClass().getName(), activity.getClass().getSimpleName(), isBaseOnWidth, isBaseOnWidth ? "designWidthInDp"
                        : "designHeightInDp", sizeInDp, isBaseOnWidth ? "designWidthInSubunits" : "designHeightInSubunits", subunitsDesignSize
                , targetDensity, targetScaledDensity, targetDensityDpi, targetXdpi, targetScreenWidthDp, targetScreenHeightDp));
    }

    /**
     * 取消适配
     *
     * @param activity {@link Activity}
     */
    public static void cancelAdapt(Activity activity) {
        Preconditions.checkMainThread();
        float initXdpi = AutoSizeConfig.getInstance().getInitXdpi();
        switch (AutoSizeConfig.getInstance().getUnitsManager().getSupportSubunits()) {
            case PT:
                initXdpi = initXdpi / 72f;
                break;
            case MM:
                initXdpi = initXdpi / 25.4f;
                break;
            default:
        }
        setDensity(activity, AutoSizeConfig.getInstance().getInitDensity()
                , AutoSizeConfig.getInstance().getInitDensityDpi()
                , AutoSizeConfig.getInstance().getInitScaledDensity()
                , initXdpi);
        setScreenSizeDp(activity
                , AutoSizeConfig.getInstance().getInitScreenWidthDp()
                , AutoSizeConfig.getInstance().getInitScreenHeightDp());
    }



    /**
     * 给 {@link Configuration} 赋值
     *
     * @param activity       {@link Activity}
     * @param screenWidthDp  {@link Configuration#screenWidthDp}
     * @param screenHeightDp {@link Configuration#screenHeightDp}
     */
    private static void setScreenSizeDp(Activity activity, int screenWidthDp, int screenHeightDp) {
        if (AutoSizeConfig.getInstance().getUnitsManager().isSupportDP() && AutoSizeConfig.getInstance().getUnitsManager().isSupportScreenSizeDP()) {
            Configuration activityConfiguration = activity.getResources().getConfiguration();
            setScreenSizeDp(activityConfiguration, screenWidthDp, screenHeightDp);

            Configuration appConfiguration = AutoSizeConfig.getInstance().getApplication().getResources().getConfiguration();
            setScreenSizeDp(appConfiguration, screenWidthDp, screenHeightDp);
        }
    }

    /**
     * Configuration赋值
     *
     * @param configuration  {@link Configuration}
     * @param screenWidthDp  {@link Configuration#screenWidthDp}
     * @param screenHeightDp {@link Configuration#screenHeightDp}
     */
    private static void setScreenSizeDp(Configuration configuration, int screenWidthDp, int screenHeightDp) {
        configuration.screenWidthDp = screenWidthDp;
        configuration.screenHeightDp = screenHeightDp;
    }

是否存在其他方式解决该问题？

[JIanyag]

+1,同遇到这个问题

[JessYanCoding]

#288 #134

[ysj40540]

你好我的是项目中横屏页面，然后锁屏，解锁，页面会错乱 各种适配失效大小错乱

[FongMi]

請問有解嗎