Android 缓冲进度条或加载进度条

那么，他们的具体源码在这里：loading_1:

[java]? view plain copy print ?

1. <?xml?version="1.0"?encoding="utf-8"?>??

2. <rotate???

3. ????xmlns:android="http://schemas.android.com/apk/res/android"??

4. ????android:fromDegrees="0"??

5. ????android:pivotX="50%"??

6. ????android:pivotY="50%"??

7. ????android:toDegrees="1080.0"?>??

8. ????<shape??

9. ????????android:innerRadiusRatio="3"??

10. ????????android:shape="ring"??

11. ????????android:thicknessRatio="8"??

12. ????????android:useLevel="false"?>??

13. ????????<gradient??

14. ????????????android:centerColor="#FFDC35"??

15. ????????????android:centerY="0.50"??

16. ????????????android:endColor="#CE0000"??

17. ????????????android:startColor="#FFFFFF"??

18. ????????????android:type="sweep"??

19. ????????????android:useLevel="false"?/>??

20. ????</shape>??

21. </rotate>??

loading_2:

[java]? view plain copy print ?

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生到我的代码片](https://code.csdn.net/assets/ico_fork.svg)](https://code.csdn.net/snippets/465892/fork "派生到我的代码片")

1. <?xml?version="1.0"?encoding="utf-8"?>??

2. <layer-list?xmlns:android="http://schemas.android.com/apk/res/android"?>??

3. ????<item?>??

4. ????????<rotate??

5. ????????????android:drawable="@drawable/movie_loading"??

6. ????????????android:fromDegrees="0.0"??

7. ????????????android:pivotX="50.0%"??

8. ????????????android:pivotY="50.0%"??

9. ????????????android:toDegrees="1080.0"?/>??

10. ????</item>??

11. </layer-list> ?

activity_main.java:

[java]? view plain copy print ?

1. <LinearLayout?xmlns:android="http://schemas.android.com/apk/res/android"??

2. ????xmlns:tools="http://schemas.android.com/tools"??

3. ????android:layout_width="match_parent"??

4. ????android:layout_height="match_parent"??

5. ????android:orientation="horizontal"??

6. ????android:gravity="center_horizontal"??