From 6f588444a953a54543661f7603d45a9093b7196a Mon Sep 17 00:00:00 2001
From: steckbrief <steckbrief@chefmail.de>
Date: Sat, 5 Aug 2017 22:25:23 +0200
Subject: Implements FS#249: Remove code duplication for avatar creation

---
 .../ui/tasks/AvatarBitmapTask.java                 | 47 ++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 src/main/java/de/thedevstack/conversationsplus/ui/tasks/AvatarBitmapTask.java

(limited to 'src/main/java/de/thedevstack/conversationsplus/ui/tasks')

diff --git a/src/main/java/de/thedevstack/conversationsplus/ui/tasks/AvatarBitmapTask.java b/src/main/java/de/thedevstack/conversationsplus/ui/tasks/AvatarBitmapTask.java
new file mode 100644
index 00000000..ec89b001
--- /dev/null
+++ b/src/main/java/de/thedevstack/conversationsplus/ui/tasks/AvatarBitmapTask.java
@@ -0,0 +1,47 @@
+package de.thedevstack.conversationsplus.ui.tasks;
+
+import android.graphics.Bitmap;
+import android.os.AsyncTask;
+import android.widget.ImageView;
+
+import java.lang.ref.WeakReference;
+
+import de.thedevstack.conversationsplus.dto.LoadAvatarFor;
+import de.thedevstack.conversationsplus.entities.Conversation;
+import de.thedevstack.conversationsplus.entities.Message;
+import de.thedevstack.conversationsplus.services.AvatarService;
+
+/**
+ *
+ */
+public class AvatarBitmapTask<T extends LoadAvatarFor> extends AsyncTask<T, Void, Bitmap> {
+    private final WeakReference<ImageView> imageViewReference;
+    private int avatarSize;
+
+    public AvatarBitmapTask(ImageView imageView, int size) {
+        imageViewReference = new WeakReference<>(imageView);
+        this.avatarSize = size;
+    }
+
+    @Override
+    protected Bitmap doInBackground(T... params) {
+        if (params[0] instanceof Conversation) {
+            return AvatarService.getInstance().get((Conversation)params[0], this.avatarSize);
+        } else if (params[0] instanceof Message) {
+            return AvatarService.getInstance().get((Message) params[0], this.avatarSize, isCancelled()); // Wirklich die richtige Nutzung von isCancelled()???
+        } else {
+            return null;
+        }
+    }
+
+    @Override
+    protected void onPostExecute(Bitmap bitmap) {
+        if (bitmap != null) {
+            final ImageView imageView = imageViewReference.get();
+            if (imageView != null) {
+                imageView.setImageBitmap(bitmap);
+                imageView.setBackgroundColor(0x00000000);
+            }
+        }
+    }
+}
-- 
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