Merge remote-tracking branch 'upstream/video_thumbnail' into video_thumbnail

[pub/Android/ownCloud.git] / src / com / owncloud / android / datamodel / ThumbnailsCacheManager.java

diff --git a/src/com/owncloud/android/datamodel/ThumbnailsCacheManager.java b/src/com/owncloud/android/datamodel/ThumbnailsCacheManager.java
index 0e59a83..5806a40 100644 (file)
--- a/src/com/owncloud/android/datamodel/ThumbnailsCacheManager.java
+++ b/src/com/owncloud/android/datamodel/ThumbnailsCacheManager.java
@@ -24,6 +24,8 @@ package com.owncloud.android.datamodel;
 import java.io.File;
 import java.io.InputStream;
 import java.lang.ref.WeakReference;
+import java.net.FileNameMap;
+import java.net.URLConnection;
 
 import org.apache.commons.httpclient.HttpStatus;
 import org.apache.commons.httpclient.methods.GetMethod;
@@ -33,6 +35,8 @@ import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.graphics.Bitmap.CompressFormat;
 import android.graphics.BitmapFactory;
+import android.graphics.Canvas;
+import android.graphics.Paint;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.media.ThumbnailUtils;
@@ -51,6 +55,7 @@ import com.owncloud.android.lib.resources.status.OwnCloudVersion;
 import com.owncloud.android.ui.adapter.DiskLruImageCache;
 import com.owncloud.android.utils.BitmapUtils;
 import com.owncloud.android.utils.DisplayUtils;
+import com.owncloud.android.utils.FileStorageUtils;
 
 /**
  * Manager for concurrent access to thumbnails cache.
@@ -176,8 +181,19 @@ public class ThumbnailsCacheManager {
                 
                 if (mFile instanceof OCFile) {
                     thumbnail = doOCFileInBackground();
+
+                    if (((OCFile) mFile).isVideo()){
+                        thumbnail = addVideoOverlay(thumbnail);
+                    }
                 }  else if (mFile instanceof File) {
                     thumbnail = doFileInBackground();
+
+                    String url = ((File) mFile).getAbsolutePath();
+                    String mMimeType = FileStorageUtils.getMimeTypeFromName(url);
+
+                    if (mMimeType != null && mMimeType.startsWith("video/")){
+                        thumbnail = addVideoOverlay(thumbnail);
+                    }
                 //} else {  do nothing
                 }
 
@@ -362,6 +378,51 @@ public class ThumbnailsCacheManager {
         return null;
     }
 
+    public static Bitmap addVideoOverlay(Bitmap thumbnail){
+        Bitmap playButton = BitmapFactory.decodeResource(MainApp.getAppContext().getResources(),
+                R.drawable.view_play);
+
+        Bitmap resizedPlayButton = Bitmap.createScaledBitmap(playButton,
+                (int) (thumbnail.getWidth() * 0.3),
+                (int) (thumbnail.getHeight() * 0.3), true);
+
+        Bitmap resultBitmap = Bitmap.createBitmap(thumbnail.getWidth(),
+                thumbnail.getHeight(),
+                Bitmap.Config.ARGB_8888);
+
+        Canvas c = new Canvas(resultBitmap);
+
+        // compute visual center of play button, according to resized image
+        int x1 = resizedPlayButton.getWidth();
+        int y1 = resizedPlayButton.getHeight() / 2;
+        int x2 = 0;
+        int y2 = resizedPlayButton.getWidth();
+        int x3 = 0;
+        int y3 = 0;
+
+        double ym = ( ((Math.pow(x3,2) - Math.pow(x1,2) + Math.pow(y3,2) - Math.pow(y1,2)) *
+                    (x2 - x1)) - (Math.pow(x2,2) - Math.pow(x1,2) + Math.pow(y2,2) -
+                    Math.pow(y1,2)) * (x3 - x1) )  /  (2 * ( ((y3 - y1) * (x2 - x1)) -
+                    ((y2 - y1) * (x3 - x1)) ));
+        double xm = ( (Math.pow(x2,2) - Math.pow(x1,2)) + (Math.pow(y2,2) - Math.pow(y1,2)) -
+                    (2*ym*(y2 - y1)) ) / (2*(x2 - x1));
+
+        // offset to top left
+        double ox = - xm;
+        double oy = thumbnail.getHeight() - ym;
+
+
+        c.drawBitmap(thumbnail, 0, 0, null);
+
+        Paint p = new Paint();
+        p.setAlpha(230);
+
+        c.drawBitmap(resizedPlayButton, (float) ((thumbnail.getWidth() / 2) + ox),
+                                        (float) ((thumbnail.getHeight() / 2) - ym), p);
+
+        return resultBitmap;
+    }
+
     public static class AsyncDrawable extends BitmapDrawable {
         private final WeakReference<ThumbnailGenerationTask> bitmapWorkerTaskReference;