|
@@ -1,367 +0,0 @@
|
|
|
-package com.yc.ycvideoplayer;
|
|
|
-
|
|
|
-
|
|
|
-import android.app.Activity;
|
|
|
-import android.app.Application;
|
|
|
-import android.content.ComponentCallbacks;
|
|
|
-import android.content.Context;
|
|
|
-import android.content.res.Configuration;
|
|
|
-import android.os.Build;
|
|
|
-import android.os.Bundle;
|
|
|
-import android.util.DisplayMetrics;
|
|
|
-
|
|
|
-import androidx.annotation.NonNull;
|
|
|
-import androidx.annotation.RequiresApi;
|
|
|
-
|
|
|
-/**
|
|
|
- * <pre>
|
|
|
- * @author yangchong
|
|
|
- * blog :
|
|
|
- * time : 2018/9/14
|
|
|
- * desc : 头条适配方案简易版,测试用,注意不要用到正式版
|
|
|
- * revise:
|
|
|
- * </pre>
|
|
|
- */
|
|
|
-public class ScreenDensityUtils {
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- * 1.先在application中使用setup()方法初始化一下
|
|
|
- * 2.手动在Activity中调用match()方法做适配,必须在setContentView()之前
|
|
|
- * 3.建议使用dp做宽度适配,大多数时候宽度适配才是主流需要
|
|
|
- * 4.个人觉得在写布局的时候,可以多用dp,如果是使用px,建议转化成dp
|
|
|
- * 5.入侵性很低,不需要改动原来的代码
|
|
|
- */
|
|
|
-
|
|
|
-
|
|
|
- /**
|
|
|
- * 屏幕适配的基准
|
|
|
- */
|
|
|
- public static final int MATCH_BASE_WIDTH = 0;
|
|
|
- public static final int MATCH_BASE_HEIGHT = 1;
|
|
|
- /**
|
|
|
- * 适配单位
|
|
|
- */
|
|
|
- public static final int MATCH_UNIT_DP = 0;
|
|
|
- public static final int MATCH_UNIT_PT = 1;
|
|
|
-
|
|
|
- // 适配信息
|
|
|
- private static MatchInfo sMatchInfo;
|
|
|
- // Activity 的生命周期监测
|
|
|
- private static Application.ActivityLifecycleCallbacks mActivityLifecycleCallback;
|
|
|
-
|
|
|
- private ScreenDensityUtils() {
|
|
|
- throw new UnsupportedOperationException("u can't instantiate me...");
|
|
|
- }
|
|
|
-
|
|
|
- /**
|
|
|
- * 初始化
|
|
|
- * @param application 需要在application中初始化
|
|
|
- */
|
|
|
- public static void setup(@NonNull final Application application) {
|
|
|
-
|
|
|
- /*
|
|
|
- //获取屏幕分辨率信息的三种方法
|
|
|
- //第一种
|
|
|
- DisplayMetrics metrics = new DisplayMetrics();
|
|
|
- Display display = activity.getWindowManager().getDefaultDisplay();
|
|
|
- display.getMetrics(metrics);
|
|
|
- //第二种
|
|
|
- DisplayMetrics metrics= activity.getResources().getDisplayMetrics();
|
|
|
- //第三种
|
|
|
- Resources.getSystem().getDisplayMetrics();
|
|
|
- */
|
|
|
-
|
|
|
- //注意这个是获取系统的displayMetrics
|
|
|
- final DisplayMetrics displayMetrics = application.getResources().getDisplayMetrics();
|
|
|
- if (sMatchInfo == null) {
|
|
|
- // 记录系统的原始值
|
|
|
- sMatchInfo = new MatchInfo();
|
|
|
- sMatchInfo.setScreenWidth(displayMetrics.widthPixels);
|
|
|
- sMatchInfo.setScreenHeight(displayMetrics.heightPixels);
|
|
|
- sMatchInfo.setAppDensity(displayMetrics.density);
|
|
|
- sMatchInfo.setAppDensityDpi(displayMetrics.densityDpi);
|
|
|
- sMatchInfo.setAppScaledDensity(displayMetrics.scaledDensity);
|
|
|
- sMatchInfo.setAppXdpi(displayMetrics.xdpi);
|
|
|
- }
|
|
|
- // 添加字体变化的监听
|
|
|
- // 调用 Application#registerComponentCallbacks 注册下 onConfigurationChanged 监听即可。
|
|
|
- application.registerComponentCallbacks(new ComponentCallbacks() {
|
|
|
- @Override
|
|
|
- public void onConfigurationChanged(Configuration newConfig) {
|
|
|
- // 字体改变后,将 appScaledDensity 重新赋值
|
|
|
- if (newConfig != null && newConfig.fontScale > 0) {
|
|
|
- float scaledDensity = displayMetrics.scaledDensity;
|
|
|
- sMatchInfo.setAppScaledDensity(scaledDensity);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public void onLowMemory() {
|
|
|
-
|
|
|
- }
|
|
|
- });
|
|
|
- }
|
|
|
-
|
|
|
- /**
|
|
|
- * 在 application 中全局激活适配(也可单独使用 match() 方法在指定页面中配置适配)
|
|
|
- */
|
|
|
- @RequiresApi(api = Build.VERSION_CODES.ICE_CREAM_SANDWICH)
|
|
|
- public static void register(@NonNull final Application application, final float designSize, final int matchBase, final int matchUnit) {
|
|
|
- if (mActivityLifecycleCallback == null) {
|
|
|
- mActivityLifecycleCallback = new Application.ActivityLifecycleCallbacks() {
|
|
|
- @Override
|
|
|
- public void onActivityCreated(Activity activity, Bundle savedInstanceState) {
|
|
|
- if (activity != null) {
|
|
|
- match(activity, designSize, matchBase, matchUnit);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public void onActivityStarted(Activity activity) {
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public void onActivityResumed(Activity activity) {
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public void onActivityPaused(Activity activity) {
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public void onActivityStopped(Activity activity) {
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public void onActivitySaveInstanceState(Activity activity, Bundle outState) {
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public void onActivityDestroyed(Activity activity) {
|
|
|
-
|
|
|
- }
|
|
|
- };
|
|
|
- application.registerActivityLifecycleCallbacks(mActivityLifecycleCallback);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- /**
|
|
|
- * 全局取消所有的适配
|
|
|
- */
|
|
|
- @RequiresApi(api = Build.VERSION_CODES.ICE_CREAM_SANDWICH)
|
|
|
- public static void unregister(@NonNull final Application application, @NonNull int... matchUnit) {
|
|
|
- if (mActivityLifecycleCallback != null) {
|
|
|
- application.unregisterActivityLifecycleCallbacks(mActivityLifecycleCallback);
|
|
|
- mActivityLifecycleCallback = null;
|
|
|
- }
|
|
|
- for (int unit : matchUnit) {
|
|
|
- cancelMatch(application, unit);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- /**
|
|
|
- * 适配屏幕(放在 Activity 的 setContentView() 之前执行)
|
|
|
- *
|
|
|
- * @param context 上下文
|
|
|
- * @param designSize 设计图的尺寸
|
|
|
- */
|
|
|
- public static void match(@NonNull final Context context, final float designSize) {
|
|
|
- match(context, designSize, MATCH_BASE_WIDTH, MATCH_UNIT_DP);
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- /**
|
|
|
- * 适配屏幕(放在 Activity 的 setContentView() 之前执行)
|
|
|
- *
|
|
|
- * @param context 上下文
|
|
|
- * @param designSize 设计图的尺寸
|
|
|
- * @param matchBase 适配基准
|
|
|
- */
|
|
|
- public static void match(@NonNull final Context context, final float designSize, int matchBase) {
|
|
|
- match(context, designSize, matchBase, MATCH_UNIT_DP);
|
|
|
- }
|
|
|
-
|
|
|
- /**
|
|
|
- * 适配屏幕(放在 Activity 的 setContentView() 之前执行)
|
|
|
- *
|
|
|
- * @param context 上下文
|
|
|
- * @param designSize 设计图的尺寸
|
|
|
- * @param matchBase 适配基准
|
|
|
- * @param matchUnit 使用的适配单位
|
|
|
- */
|
|
|
- private static void match(@NonNull final Context context, final float designSize, int matchBase, int matchUnit) {
|
|
|
- if (designSize == 0) {
|
|
|
- throw new UnsupportedOperationException("The designSize cannot be equal to 0");
|
|
|
- }
|
|
|
- if (matchUnit == MATCH_UNIT_DP) {
|
|
|
- matchByDP(context, designSize, matchBase);
|
|
|
- } else if (matchUnit == MATCH_UNIT_PT) {
|
|
|
- matchByPT(context, designSize, matchBase);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- /**
|
|
|
- * 重置适配信息,取消适配
|
|
|
- */
|
|
|
- public static void cancelMatch(@NonNull final Context context) {
|
|
|
- cancelMatch(context, MATCH_UNIT_DP);
|
|
|
- cancelMatch(context, MATCH_UNIT_PT);
|
|
|
- }
|
|
|
-
|
|
|
- /**
|
|
|
- * 重置适配信息,取消适配
|
|
|
- *
|
|
|
- * @param context 上下文
|
|
|
- * @param matchUnit 需要取消适配的单位
|
|
|
- */
|
|
|
- private static void cancelMatch(@NonNull final Context context, int matchUnit) {
|
|
|
- if (sMatchInfo != null) {
|
|
|
- final DisplayMetrics displayMetrics = context.getResources().getDisplayMetrics();
|
|
|
- if (matchUnit == MATCH_UNIT_DP) {
|
|
|
- if (displayMetrics.density != sMatchInfo.getAppDensity()) {
|
|
|
- displayMetrics.density = sMatchInfo.getAppDensity();
|
|
|
- }
|
|
|
- if (displayMetrics.densityDpi != sMatchInfo.getAppDensityDpi()) {
|
|
|
- displayMetrics.densityDpi = (int) sMatchInfo.getAppDensityDpi();
|
|
|
- }
|
|
|
- if (displayMetrics.scaledDensity != sMatchInfo.getAppScaledDensity()) {
|
|
|
- displayMetrics.scaledDensity = sMatchInfo.getAppScaledDensity();
|
|
|
- }
|
|
|
- } else if (matchUnit == MATCH_UNIT_PT) {
|
|
|
- if (displayMetrics.xdpi != sMatchInfo.getAppXdpi()) {
|
|
|
- displayMetrics.xdpi = sMatchInfo.getAppXdpi();
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- public static MatchInfo getMatchInfo() {
|
|
|
- return sMatchInfo;
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- /**
|
|
|
- * 使用 dp 作为适配单位(适合在新项目中使用,在老项目中使用会对原来既有的 dp 值产生影响)
|
|
|
- * <br>
|
|
|
- * <ul>
|
|
|
- * dp 与 px 之间的换算:
|
|
|
- * <li> px = density * dp </li>
|
|
|
- * <li> density = dpi / 160 </li>
|
|
|
- * <li> px = dp * (dpi / 160) </li>
|
|
|
- * </ul>
|
|
|
- *
|
|
|
- * @param context 上下文
|
|
|
- * @param designSize 设计图的宽/高(单位: dp)
|
|
|
- * @param base 适配基准
|
|
|
- */
|
|
|
- private static void matchByDP(@NonNull final Context context, final float designSize, int base) {
|
|
|
- final float targetDensity;
|
|
|
- if (base == MATCH_BASE_WIDTH) {
|
|
|
- targetDensity = sMatchInfo.getScreenWidth() * 1f / designSize;
|
|
|
- } else if (base == MATCH_BASE_HEIGHT) {
|
|
|
- targetDensity = sMatchInfo.getScreenHeight() * 1f / designSize;
|
|
|
- } else {
|
|
|
- targetDensity = sMatchInfo.getScreenWidth() * 1f / designSize;
|
|
|
- }
|
|
|
- final int targetDensityDpi = (int) (targetDensity * 160);
|
|
|
- final float targetScaledDensity = targetDensity * (sMatchInfo.getAppScaledDensity() / sMatchInfo.getAppDensity());
|
|
|
- final DisplayMetrics displayMetrics = context.getResources().getDisplayMetrics();
|
|
|
- displayMetrics.density = targetDensity;
|
|
|
- displayMetrics.densityDpi = targetDensityDpi;
|
|
|
- displayMetrics.scaledDensity = targetScaledDensity;
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- /**
|
|
|
- * 使用 pt 作为适配单位(因为 pt 比较冷门,新老项目皆适合使用;也可作为 dp 适配的补充,
|
|
|
- * 在需要同时适配宽度和高度时,使用 pt 来适配 dp 未适配的宽度或高度)
|
|
|
- * <br/>
|
|
|
- * <p> pt 转 px 算法: pt * metrics.xdpi * (1.0f/72) </p>
|
|
|
- *
|
|
|
- * @param context 上下文
|
|
|
- * @param designSize 设计图的宽/高(单位: pt)
|
|
|
- * @param base 适配基准
|
|
|
- */
|
|
|
- private static void matchByPT(@NonNull final Context context, final float designSize, int base) {
|
|
|
- final float targetXdpi;
|
|
|
- if (base == MATCH_BASE_WIDTH) {
|
|
|
- targetXdpi = sMatchInfo.getScreenWidth() * 72f / designSize;
|
|
|
- } else if (base == MATCH_BASE_HEIGHT) {
|
|
|
- targetXdpi = sMatchInfo.getScreenHeight() * 72f / designSize;
|
|
|
- } else {
|
|
|
- targetXdpi = sMatchInfo.getScreenWidth() * 72f / designSize;
|
|
|
- }
|
|
|
- final DisplayMetrics displayMetrics = context.getResources().getDisplayMetrics();
|
|
|
- displayMetrics.xdpi = targetXdpi;
|
|
|
- }
|
|
|
-
|
|
|
- /**
|
|
|
- * 适配信息
|
|
|
- */
|
|
|
- private static class MatchInfo {
|
|
|
-
|
|
|
- private int screenWidth;
|
|
|
- private int screenHeight;
|
|
|
- private float appDensity;
|
|
|
- private float appDensityDpi;
|
|
|
- private float appScaledDensity;
|
|
|
- private float appXdpi;
|
|
|
-
|
|
|
- int getScreenWidth() {
|
|
|
- return screenWidth;
|
|
|
- }
|
|
|
-
|
|
|
- void setScreenWidth(int screenWidth) {
|
|
|
- this.screenWidth = screenWidth;
|
|
|
- }
|
|
|
-
|
|
|
- int getScreenHeight() {
|
|
|
- return screenHeight;
|
|
|
- }
|
|
|
-
|
|
|
- void setScreenHeight(int screenHeight) {
|
|
|
- this.screenHeight = screenHeight;
|
|
|
- }
|
|
|
-
|
|
|
- float getAppDensity() {
|
|
|
- return appDensity;
|
|
|
- }
|
|
|
-
|
|
|
- void setAppDensity(float appDensity) {
|
|
|
- this.appDensity = appDensity;
|
|
|
- }
|
|
|
-
|
|
|
- float getAppDensityDpi() {
|
|
|
- return appDensityDpi;
|
|
|
- }
|
|
|
-
|
|
|
- void setAppDensityDpi(float appDensityDpi) {
|
|
|
- this.appDensityDpi = appDensityDpi;
|
|
|
- }
|
|
|
-
|
|
|
- float getAppScaledDensity() {
|
|
|
- return appScaledDensity;
|
|
|
- }
|
|
|
-
|
|
|
- void setAppScaledDensity(float appScaledDensity) {
|
|
|
- this.appScaledDensity = appScaledDensity;
|
|
|
- }
|
|
|
-
|
|
|
- float getAppXdpi() {
|
|
|
- return appXdpi;
|
|
|
- }
|
|
|
-
|
|
|
- void setAppXdpi(float appXdpi) {
|
|
|
- this.appXdpi = appXdpi;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
-}
|