1 files changed, 123 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/filtershow/pipeline/ImageSavingTask.java b/src/com/android/gallery3d/filtershow/pipeline/ImageSavingTask.java
new file mode 100644
index 000000000..e93ec1687
--- /dev/null
+++ b/src/com/android/gallery3d/filtershow/pipeline/ImageSavingTask.java
@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.gallery3d.filtershow.pipeline;
+
+import android.content.res.Resources;
+import android.graphics.Bitmap;
+import android.net.Uri;
+import com.android.gallery3d.filtershow.cache.ImageLoader;
+import com.android.gallery3d.filtershow.filters.FiltersManager;
+import com.android.gallery3d.filtershow.tools.SaveImage;
+
+import java.io.File;
+
+public class ImageSavingTask extends ProcessingTask {
+    private ProcessingService mProcessingService;
+
+    static class SaveRequest implements Request {
+        Uri sourceUri;
+        Uri selectedUri;
+        File destinationFile;
+        ImagePreset preset;
+    }
+
+    static class UpdateBitmap implements Update {
+        Bitmap bitmap;
+    }
+
+    static class UpdateProgress implements Update {
+        int max;
+        int current;
+    }
+
+    static class URIResult implements Result {
+        Uri uri;
+    }
+
+    public ImageSavingTask(ProcessingService service) {
+        mProcessingService = service;
+    }
+
+    public void saveImage(Uri sourceUri, Uri selectedUri,
+                          File destinationFile, ImagePreset preset) {
+        SaveRequest request = new SaveRequest();
+        request.sourceUri = sourceUri;
+        request.selectedUri = selectedUri;
+        request.destinationFile = destinationFile;
+        request.preset = preset;
+        postRequest(request);
+    }
+
+    public Result doInBackground(Request message) {
+        SaveRequest request = (SaveRequest) message;
+        Uri sourceUri = request.sourceUri;
+        Uri selectedUri = request.selectedUri;
+        File destinationFile = request.destinationFile;
+        ImagePreset preset = request.preset;
+
+        // We create a small bitmap showing the result that we can
+        // give to the notification
+        UpdateBitmap updateBitmap = new UpdateBitmap();
+        updateBitmap.bitmap = createNotificationBitmap(sourceUri, preset);
+        postUpdate(updateBitmap);
+
+        SaveImage saveImage = new SaveImage(mProcessingService, sourceUri,
+                selectedUri, destinationFile,
+                new SaveImage.Callback() {
+                    @Override
+                    public void onProgress(int max, int current) {
+                        UpdateProgress updateProgress = new UpdateProgress();
+                        updateProgress.max = max;
+                        updateProgress.current = current;
+                        postUpdate(updateProgress);
+                    }
+                });
+
+        Uri uri = saveImage.processAndSaveImage(preset);
+        URIResult result = new URIResult();
+        result.uri = uri;
+        return result;
+    }
+
+    @Override
+    public void onResult(Result message) {
+        URIResult result = (URIResult) message;
+        mProcessingService.completeSaveImage(result.uri);
+    }
+
+    @Override
+    public void onUpdate(Update message) {
+        if (message instanceof UpdateBitmap) {
+            Bitmap bitmap = ((UpdateBitmap) message).bitmap;
+            mProcessingService.updateNotificationWithBitmap(bitmap);
+        }
+        if (message instanceof UpdateProgress) {
+            UpdateProgress progress = (UpdateProgress) message;
+            mProcessingService.updateProgress(progress.max, progress.current);
+        }
+    }
+
+    private Bitmap createNotificationBitmap(Uri sourceUri, ImagePreset preset) {
+        int notificationBitmapSize = Resources.getSystem().getDimensionPixelSize(
+                android.R.dimen.notification_large_icon_width);
+        Bitmap bitmap = ImageLoader.loadConstrainedBitmap(sourceUri, getContext(),
+                notificationBitmapSize, null, true);
+        CachingPipeline pipeline = new CachingPipeline(FiltersManager.getManager(), "Thumb");
+        return pipeline.renderFinalImage(bitmap, preset);
+    }
+
+}