今日头条屏幕适配

工具类：

/**
     * 适配：修改设备密度
     */
    private static float sNoncompatDensity;
    private static float sNoncompatScaledDensity;

    public static void setCustomDensity(@NonNull Activity activity, @NonNull final Application application) {
        DisplayMetrics appDisplayMetrics = application.getResources().getDisplayMetrics();
        if (sNoncompatDensity == 0) {
            sNoncompatDensity = appDisplayMetrics.density;
            sNoncompatScaledDensity = appDisplayMetrics.scaledDensity;
            // 防止系统切换后不起作用
            application.registerComponentCallbacks(new ComponentCallbacks() {
                @Override
                public void onConfigurationChanged(Configuration newConfig) {
                    if (newConfig != null && newConfig.fontScale > 0) {
                        sNoncompatScaledDensity = application.getResources().getDisplayMetrics().scaledDensity;
                    }
                }

                @Override
                public void onLowMemory() {

                }
            });
        }
        float targetDensity = appDisplayMetrics.widthPixels / 360;
        // 防止字体变小
        float targetScaleDensity = targetDensity * (sNoncompatScaledDensity / sNoncompatDensity);
        int targetDensityDpi = (int) (160 * targetDensity);

        appDisplayMetrics.density = targetDensity;
        appDisplayMetrics.scaledDensity = targetScaleDensity;
        appDisplayMetrics.densityDpi = targetDensityDpi;

        final DisplayMetrics activityDisplayMetrics = activity.getResources().getDisplayMetrics();
        activityDisplayMetrics.density = targetDensity;
        activityDisplayMetrics.scaledDensity = targetScaleDensity;
        activityDisplayMetrics.densityDpi = targetDensityDpi;

    }

BaseActivity.java中的使用

DisplayUtil.setCustomDensity(this, getApplication());