X-Git-Url: http://git.linex4red.de/pub/Android/ownCloud.git/blobdiff_plain/ee25589d707182cdf280cf7730f3c4c94a41d664..0bd47a3fb5629f49bbcb72f7860a7fefcf17c9c0:/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 3586fd58..8c36fa2e 100644
--- 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;
@@ -37,6 +39,8 @@ import android.graphics.Bitmap.CompressFormat;
 import android.graphics.BitmapFactory;
 import android.graphics.Canvas;
 import android.graphics.Point;
+import android.graphics.Canvas;
+import android.graphics.Paint;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
@@ -60,6 +64,7 @@ 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.
@@ -161,9 +166,13 @@ public class ThumbnailsCacheManager {
         }
     }
 
+    /**
+     * Shows max cache size
+     * @return max cache size in MB.
+     */
     public static long getMaxSize(){
         if (mThumbnailCache != null) {
-            return mThumbnailCache.getMaxSize();
+            return mThumbnailCache.getMaxSize() / 1024 / 1024;
         } else {
             return -1l;
         }
@@ -216,10 +225,20 @@ public class ThumbnailsCacheManager {
                 
                 if (mFile instanceof OCFile) {
                     thumbnail = doOCFileInBackground(mIsThumbnail);
+
+                    if (((OCFile) mFile).isVideo()){
+                        thumbnail = addVideoOverlay(thumbnail);
+                    }
                 }  else if (mFile instanceof File) {
                     thumbnail = doFileInBackground(mIsThumbnail);
-                } else {
-                    // do nothing
+
+                    String url = ((File) mFile).getAbsolutePath();
+                    String mMimeType = FileStorageUtils.getMimeTypeFromName(url);
+
+                    if (mMimeType != null && mMimeType.startsWith("video/")){
+                        thumbnail = addVideoOverlay(thumbnail);
+                    }
+                //} else {  do nothing
                 }
 
                 }catch(Throwable t){
@@ -252,7 +271,7 @@ public class ThumbnailsCacheManager {
                             }
                         }
                         imageView.setImageBitmap(bitmap);
-                        imageView.setVisibility(View.VISIBLE);
+                        // imageView.setVisibility(View.VISIBLE);
                     }
                 }
             }
@@ -424,13 +443,20 @@ public class ThumbnailsCacheManager {
         }
 
         private Bitmap doFileInBackground(Boolean mIsThumbnail) {
-            Bitmap thumbnail = null;
             File file = (File)mFile;
 
-            final String imageKey = String.valueOf(file.hashCode());
+            // distinguish between thumbnail and resized image
+            String temp = String.valueOf(file.hashCode());
+            if (mIsThumbnail){
+                temp = "t" + temp;
+            } else {
+                temp = "r" + temp;
+            }
+
+            final String imageKey = temp;
 
             // Check disk cache in background thread
-            thumbnail = getBitmapFromDiskCache(imageKey);
+            Bitmap thumbnail = getBitmapFromDiskCache(imageKey);
 
             // Not found in disk cache
             if (thumbnail == null) {
@@ -486,6 +512,51 @@ 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;