图片查看器：Android支持图片查看缩放滑动的PhotoView

Posted 2021-08-09 zhangjin1120

上效果：

android 图片查看器Demo效果

• 导入PhotoView，导入Glide。

 	maven { url "https://jitpack.io" }
 
    implementation 'com.github.chrisbanes:PhotoView:2.3.0'
    implementation 'com.github.bumptech.glide:glide:4.9.0'

• 网络权限：

<uses-permission android:name="android.permission.INTERNET"/>

• 布局代码：

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

    <com.github.chrisbanes.photoview.PhotoView
        android:id="@+id/photo_view"
        android:layout_width="match_parent"
        android:layout_height="match_parent"/>

</RelativeLayout>

• MainActivity.java 代码：

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        PhotoView photoView = (PhotoView) findViewById(R.id.photo_view);
        Glide.with(MainActivity.this)
                .load("https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fc-ssl.duitang.com%2Fuploads%2Fblog%2F202107%2F05%2F20210705100427_ee4b8.thumb.1000_0.jpg&refer=http%3A%2F%2Fc-ssl.duitang.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1628415177&t=87962cc902fb5925da0a4d60d4c48ca9")
                .into(photoView);
    }

}