Glide加载图片并保存到本地返回file,bitmap

不废话，直接上代码

[java] view plain copy print ?

1. import android.content.Context;  
2. import android.content.Intent;  
3. import android.graphics.Bitmap;  
4. import android.net.Uri;  
5.   
6. import com.baguanv.jinba.utils.Const;  
7. import com.bumptech.glide.Glide;  
8. import com.bumptech.glide.request.target.Target;  
9.   
10. import java.io.File;  
11. import java.io.FileNotFoundException;  
12. import java.io.FileOutputStream;  
13. import java.io.IOException;  
14.   
15. /** 
16.  * 图片下载 
17.  *  
18.  */  
19. public class DownLoadImageService implements Runnable {  
20.     private String url;  
21.     private Context context;  
22.     private ImageDownLoadCallBack callBack;  
23.     private File currentFile;  
24.     public DownLoadImageService(Context context, String url, ImageDownLoadCallBack callBack) {  
25.         this.url = url;  
26.         this.callBack = callBack;  
27.         this.context = context;  
28.     }  
29.   
30.     @Override  
31.     public void run() {  
32.         File file = null;  
33.         Bitmap bitmap = null;  
34.         try {  
35. //            file = Glide.with(context)  
36. //                    .load(url)  
37. //                    .downloadOnly(Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL)  
38. //                    .get();  
39.             bitmap = Glide.with(context)  
40.                     .load(url)  
41.                     .asBitmap()  
42.                     .into(Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL)  
43.                     .get();  
44.             if (bitmap != null){  
45.                 // 在这里执行图片保存方法  
46.                 saveImageToGallery(context,bitmap);  
47.             }  
48.         } catch (Exception e) {  
49.             e.printStackTrace();  
50.         } finally {  
51. //            if (file != null) {  
52. //                callBack.onDownLoadSuccess(file);  
53. //            } else {  
54. //                callBack.onDownLoadFailed();  
55. //            }  
56.             if (bitmap != null && currentFile.exists()) {  
57.                 callBack.onDownLoadSuccess(bitmap);  
58.             } else {  
59.                 callBack.onDownLoadFailed();  
60.             }  
61.         }  
62.     }  
63.   
64.     public void saveImageToGallery(Context context, Bitmap bmp) {  
65.         // 首先保存图片  
66.         String File file = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES).getAbsoluteFile();//注意小米手机必须这样获得public绝对路径  
67.         String fileName = ”新建文件夹”;  
68.        File appDir = new File(file ,fileName);  
69.         if (!appDir.exists()) {  
70.             appDir.mkdirs();  
71.         }  
72.         String fileName = System.currentTimeMillis() + ”.jpg”;  
73.         currentFile = new File(appDir, fileName);  
74.   
75.         FileOutputStream fos = null;  
76.         try {  
77.             fos = new FileOutputStream(currentFile);  
78.             bmp.compress(Bitmap.CompressFormat.JPEG, 100, fos);  
79.             fos.flush();  
80.         } catch (FileNotFoundException e) {  
81.             e.printStackTrace();  
82.         } catch (IOException e) {  
83.             e.printStackTrace();  
84.         } finally {  
85.             try {  
86.                 if (fos != null) {  
87.                     fos.close();  
88.                 }  
89.             } catch (IOException e) {  
90.                 e.printStackTrace();  
91.             }  
92.         }  
93.   
94.         // 其次把文件插入到系统图库  
95. //        try {  
96. //            MediaStore.Images.Media.insertImage(context.getContentResolver(),  
97. //                    currentFile.getAbsolutePath(), fileName, null);  
98. //        } catch (FileNotFoundException e) {  
99. //            e.printStackTrace();  
100. //        }  
101.   
102.         // 最后通知图库更新  
103.         context.sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE,  
104.                 Uri.fromFile(new File(currentFile.getPath()))));  
105.     }  
106. }  

import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;

import com.baguanv.jinba.utils.Const;
import com.bumptech.glide.Glide;
import com.bumptech.glide.request.target.Target;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

/**
 * 图片下载
 * 
 */
public class DownLoadImageService implements Runnable {
    private String url;
    private Context context;
    private ImageDownLoadCallBack callBack;
    private File currentFile;
    public DownLoadImageService(Context context, String url, ImageDownLoadCallBack callBack) {
        this.url = url;
        this.callBack = callBack;
        this.context = context;
    }

    @Override
    public void run() {
        File file = null;
        Bitmap bitmap = null;
        try {
//            file = Glide.with(context)
//                    .load(url)
//                    .downloadOnly(Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL)
//                    .get();
            bitmap = Glide.with(context)
                    .load(url)
                    .asBitmap()
                    .into(Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL)
                    .get();
            if (bitmap != null){
                // 在这里执行图片保存方法
                saveImageToGallery(context,bitmap);
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
//            if (file != null) {
//                callBack.onDownLoadSuccess(file);
//            } else {
//                callBack.onDownLoadFailed();
//            }
            if (bitmap != null && currentFile.exists()) {
                callBack.onDownLoadSuccess(bitmap);
            } else {
                callBack.onDownLoadFailed();
            }
        }
    }

    public void saveImageToGallery(Context context, Bitmap bmp) {
        // 首先保存图片
        String File file = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES).getAbsoluteFile();//注意小米手机必须这样获得public绝对路径
        String fileName = "新建文件夹";
       File appDir = new File(file ,fileName);
        if (!appDir.exists()) {
            appDir.mkdirs();
        }
        String fileName = System.currentTimeMillis() + ".jpg";
        currentFile = new File(appDir, fileName);

        FileOutputStream fos = null;
        try {
            fos = new FileOutputStream(currentFile);
            bmp.compress(Bitmap.CompressFormat.JPEG, 100, fos);
            fos.flush();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                if (fos != null) {
                    fos.close();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        // 其次把文件插入到系统图库
//        try {
//            MediaStore.Images.Media.insertImage(context.getContentResolver(),
//                    currentFile.getAbsolutePath(), fileName, null);
//        } catch (FileNotFoundException e) {
//            e.printStackTrace();
//        }

        // 最后通知图库更新
        context.sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE,
                Uri.fromFile(new File(currentFile.getPath()))));
    }
}

[java] view plain copy print ?

1. public interface ImageDownLoadCallBack {  
2.     void onDownLoadSuccess(File file);  
3.     void onDownLoadSuccess(Bitmap bitmap);  
4.   
5.     void onDownLoadFailed();  
6. }  

public interface ImageDownLoadCallBack {
    void onDownLoadSuccess(File file);
    void onDownLoadSuccess(Bitmap bitmap);

    void onDownLoadFailed();
}

[java] view plain copy print ?

1. /** 
2.      * 启动图片下载线程 
3.      */  
4.     private void onDownLoad(String url) {  
5.         DownLoadImageService service = new DownLoadImageService(getApplicationContext(),  
6.                 url,  
7.                 new ImageDownLoadCallBack() {  
8.   
9.                     @Override  
10.                     public void onDownLoadSuccess(File file) {  
11.                     }  
12.                     @Override  
13.                     public void onDownLoadSuccess(Bitmap bitmap) {  
14.                         // 在这里执行图片保存方法  
15.                         Message message = new Message();  
16.                         message.what = MSG_VISIBLE;  
17.                         handler.sendMessageDelayed(message, delayTime);  
18.                     }  
19.   
20.                     @Override  
21.                     public void onDownLoadFailed() {  
22.                         // 图片保存失败  
23.                         Message message = new Message();  
24.                         message.what = MSG_ERROR;  
25.                         handler.sendMessageDelayed(message, delayTime);  
26.                     }  
27.                 });  
28.         //启动图片下载线程  
29.         new Thread(service).start();  
30.     }  

/**
     * 启动图片下载线程
     */
    private void onDownLoad(String url) {
        DownLoadImageService service = new DownLoadImageService(getApplicationContext(),
                url,
                new ImageDownLoadCallBack() {

                    @Override
                    public void onDownLoadSuccess(File file) {
                    }
                    @Override
                    public void onDownLoadSuccess(Bitmap bitmap) {
                        // 在这里执行图片保存方法
                        Message message = new Message();
                        message.what = MSG_VISIBLE;
                        handler.sendMessageDelayed(message, delayTime);
                    }

                    @Override
                    public void onDownLoadFailed() {
                        // 图片保存失败
                        Message message = new Message();
                        message.what = MSG_ERROR;
                        handler.sendMessageDelayed(message, delayTime);
                    }
                });
        //启动图片下载线程
        new Thread(service).start();
    }