expose bitmap pool via ImageManager

bumptech · Nov 5, 2013 · 0d1005f · 0d1005f
1 parent 8344b14
commit 0d1005f
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Showing 2 changed files with 31 additions and 1 deletion.
diff --git a/library/src/com/bumptech/glide/resize/ImageManager.java b/library/src/com/bumptech/glide/resize/ImageManager.java
@@ -59,6 +59,7 @@ public class ImageManager {
 
     private final BitmapReferenceCounter bitmapReferenceCounter;
     private final int bitmapCompressQuality;
+    private final BitmapPool bitmapPool;
     private boolean shutdown = false;
 
     private final Handler mainHandler = new Handler();
@@ -363,6 +364,7 @@ private ImageManager(Builder builder) {
         memoryCache = builder.memoryCache;
         diskCache = builder.diskCache;
         bitmapReferenceCounter = builder.bitmapReferenceCounter;
+        bitmapPool = builder.bitmapPool;
         resizer = new ImageResizer(builder.bitmapPool, builder.decodeBitmapOptions);
 
         memoryCache.setImageRemovedListener(new MemoryCache.ImageRemovedListener() {
@@ -373,6 +375,22 @@ public void onImageRemoved(Bitmap removed) {
         });
     }
 
+    /**
+     * Get the {@link BitmapPool} this ImageManager is using. If Bitmap recycling is not supported, an
+     * {@link BitmapPoolAdapter} will be returned. For the pool to be useful you must return a bitmap to the pool for
+     * every bitmap you obtain from the pool.
+     *
+     * <p>
+     *     Note the BitmapPool api is likely to change in the near future to support some new features released in
+     *     KitKat.
+     * </p>
+     *
+     * @return The bitmap pool.
+     */
+    public BitmapPool getBitmapPool() {
+        return bitmapPool;
+    }
+
     /**
      * Load an image
      *

diff --git a/library/tests/src/com/bumptech/glide/GlideTest.java b/library/tests/src/com/bumptech/glide/GlideTest.java
@@ -1,5 +1,6 @@
 package com.bumptech.glide;
 
+import android.graphics.Bitmap;
 import android.net.Uri;
 import android.test.ActivityTestCase;
 import android.view.ViewGroup;
@@ -8,6 +9,7 @@
 import com.bumptech.glide.loader.stream.StreamLoader;
 import com.bumptech.glide.presenter.ImagePresenter;
 import com.bumptech.glide.presenter.target.ImageViewTarget;
+import com.bumptech.glide.resize.bitmap_recycle.BitmapPool;
 import com.bumptech.glide.tests.R;
 
 import java.io.File;
@@ -220,6 +222,17 @@ public void testClearingTagReplacesPresenter() {
         Glide.load("b").into(imageView);
     }
 
+    public void testObtainAndOfferToBitmapPool() {
+        Bitmap small = Bitmap.createBitmap(100, 100, Bitmap.Config.ARGB_8888);
+        Bitmap large = Bitmap.createBitmap(512, 512, Bitmap.Config.RGB_565);
+        BitmapPool bitmapPool = Glide.get().getImageManager(getInstrumentation().getContext()).getBitmapPool();
+        bitmapPool.put(small);
+        bitmapPool.put(large);
+
+        assertEquals(small, bitmapPool.get(small.getWidth(), small.getHeight(), small.getConfig()));
+        assertEquals(large, bitmapPool.get(large.getWidth(), large.getHeight(), large.getConfig()));
+    }
+
     private void assertDifferentPresenters(Glide.Request a, Glide.Request b) {
         a.into(imageView);
         ImagePresenter first = getImagePresenterFromView();
@@ -233,5 +246,4 @@ private void assertDifferentPresenters(Glide.Request a, Glide.Request b) {
         assertSame(first, second);
         assertNotSame(first, third);
     }
-
 }