Fresco加载图片

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依赖

compile 'com.facebook.fresco:fresco:0.12.0'

布局文件

<com.facebook.drawee.view.SimpleDraweeView    xmlns:fresco="http://schemas.android.com/apk/res-auto"    android:id="@+id/sdv_head_image"    android:layout_width="100dp"    android:layout_height="100dp" />

注册

public class MyAppliction extends Application {    @Override    public void onCreate() {        super.onCreate();        //初始化.别忘了在清单文件注册        Fresco.initialize(this);
 
        //本地磁盘缓存
        Fresco.initialize(this, ImagePipelineConfig.newBuilder(App.this)        .setMainDiskCacheConfig(                DiskCacheConfig.newBuilder(this)                        .setBaseDirectoryPath(new File(Environment.getExternalStorageDirectory(),"image"))                        .build()        )        .build());
    }}
Activity中显示
package com.example.fecoe;import android.os.Bundle;import android.support.v7.app.AppCompatActivity;import com.facebook.drawee.view.SimpleDraweeView;public class MainActivity extends AppCompatActivity {    private SimpleDraweeView im;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        //获得组件        im = (SimpleDraweeView) findViewById(R.id.sdv_head_image);        //设置URL地址        im.setImageURI("http://www.cndog.net/tpb/2013-12/14/14970-6031.jpg");    }}
加载本地图片
img.setImageURI(Uri.parse("res://com.example.xsj.shipei.Adapters/" + R.mipmap.save));

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