diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index ba286b9..9854176 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -9,7 +9,6 @@
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />
-            <option value="$PROJECT_DIR$/PDFCreateLib" />
             <option value="$PROJECT_DIR$/PDFVigerLib" />
             <option value="$PROJECT_DIR$/SampleViger" />
           </set>
diff --git a/.idea/modules.xml b/.idea/modules.xml
index 87fc732..c821ab6 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -3,7 +3,6 @@
   <component name="ProjectModuleManager">
     <modules>
       <module fileurl="file://$PROJECT_DIR$/Android-Viger_View_Pager_PDF_OpenSource.iml" filepath="$PROJECT_DIR$/Android-Viger_View_Pager_PDF_OpenSource.iml" />
-      <module fileurl="file://$PROJECT_DIR$/PDFCreateLib/PDFCreateLib.iml" filepath="$PROJECT_DIR$/PDFCreateLib/PDFCreateLib.iml" />
       <module fileurl="file://$PROJECT_DIR$/PDFVigerLib/PDFVigerLib.iml" filepath="$PROJECT_DIR$/PDFVigerLib/PDFVigerLib.iml" />
       <module fileurl="file://$PROJECT_DIR$/SampleViger/SampleViger.iml" filepath="$PROJECT_DIR$/SampleViger/SampleViger.iml" />
       <module fileurl="file://$PROJECT_DIR$/PDFCreateLib/pdfcreatelib.iml" filepath="$PROJECT_DIR$/PDFCreateLib/pdfcreatelib.iml" />
diff --git a/PDFVigerLib/build.gradle b/PDFVigerLib/build.gradle
index cb16a90..a1f4917 100644
--- a/PDFVigerLib/build.gradle
+++ b/PDFVigerLib/build.gradle
@@ -34,4 +34,6 @@ dependencies {
     compile 'com.squareup.okhttp3:okhttp-urlconnection:3.4.1'
     compile 'com.eftimoff:android-viewpager-transformers:1.0.1@aar'
     compile "com.android.support:support-core-utils:25.1.0"
+    compile 'io.reactivex.rxjava2:rxjava:2.0.6'
+    compile 'io.reactivex.rxjava2:rxandroid:2.0.1'
 }
diff --git a/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/VigerPDF.java b/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/VigerPDF.java
index 7fa61ce..13518e3 100644
--- a/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/VigerPDF.java
+++ b/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/VigerPDF.java
@@ -18,7 +18,7 @@ public class VigerPDF {
     static OnResultListener onResultListener;
 
     public VigerPDF(Context context, File file) {
-        new RenderingPDF(context, file, 0).execute();
+        new RenderingPDF(context, file, 0);
     }
 
     public VigerPDF(Context context, String endpoint) {
diff --git a/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/manage/RenderingPDF.java b/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/manage/RenderingPDF.java
index a1bc5b4..d5214a4 100644
--- a/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/manage/RenderingPDF.java
+++ b/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/manage/RenderingPDF.java
@@ -22,70 +22,76 @@
 import java.util.ArrayList;
 import java.util.Date;
 
+import io.reactivex.Observable;
+import io.reactivex.ObservableEmitter;
+import io.reactivex.ObservableOnSubscribe;
+import io.reactivex.Observer;
+import io.reactivex.android.schedulers.AndroidSchedulers;
+import io.reactivex.disposables.Disposable;
+import io.reactivex.schedulers.Schedulers;
+
 /**
  * Created by Vim on 1/31/2017.
  */
 
-public class RenderingPDF extends AsyncTask<Void, Bitmap, ArrayList<Bitmap>> {
+public class RenderingPDF {
     File file;
     Context context;
-    int pageCount, pageData, type;
+    int pageCount, type;
+    Observable<Bitmap> observable;
 
     public RenderingPDF(Context context, File file, int type) {
         this.file = file;
         this.context = context;
         this.type = type;
+        initRun();
     }
 
-    @Override
-    protected ArrayList<Bitmap> doInBackground(Void... params) {
-        try {
-            ArrayList<Bitmap> uris = new ArrayList<>();
-            DecodeServiceBase decodeService = new DecodeServiceBase(new PdfContext());
-            decodeService.setContentResolver(context.getContentResolver());
-            decodeService.open(Uri.fromFile(file));
-            pageCount = decodeService.getPageCount();
-
-            int a = 10;
-            for (int i = 0; i < pageCount; i++) {
-                pageData = i;
-                if (isCancelled()) {
-                    break;
-                }
-                CodecPage page = decodeService.getPage(i);
-                RectF rectF = new RectF(0, 0, 1, 1);
-                Bitmap bitmap = page.renderBitmap(decodeService.getPageWidth(i), decodeService.getPageHeight(i), rectF);
-                publishProgress(bitmap);
-                if (i == a) {
-                    a = a + 10;
-                    try {
-                        Thread.currentThread();
-                        Thread.sleep(5000);
-                    } catch (InterruptedException e) {
-                        e.printStackTrace();
+    private void initRun() {
+        observable.create(new ObservableOnSubscribe<Bitmap>() {
+            @Override
+            public void subscribe(ObservableEmitter<Bitmap> e) throws Exception {
+                try {
+                    DecodeServiceBase decodeService = new DecodeServiceBase(new PdfContext());
+                    decodeService.setContentResolver(context.getContentResolver());
+                    decodeService.open(Uri.fromFile(file));
+                    pageCount = decodeService.getPageCount();
+                    for (int i = 0; i < pageCount; i++) {
+                        CodecPage page = decodeService.getPage(i);
+                        RectF rectF = new RectF(0, 0, 1, 1);
+                        Bitmap bitmap = page.renderBitmap(decodeService.getPageWidth(i), decodeService.getPageHeight(i), rectF);
+                        e.onNext(bitmap);
+                    }
+                    if (type == 1) {
+                        file.delete();
                     }
+                    e.onComplete();
+
+                } catch (Exception ee) {
+                    e.onError(ee);
                 }
             }
-            if (type == 1) {
-                file.delete();
-            }
-
-            return uris;
-
-        } catch (Exception e) {
+        }).subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread())
+                .subscribe(new Observer<Bitmap>() {
+                    @Override
+                    public void onSubscribe(Disposable d) {
+                    }
 
-        }
-        return null;
+                    @Override
+                    public void onNext(Bitmap value) {
+                        VigerPDF.setData(value);
+                    }
 
-    }
+                    @Override
+                    public void onError(Throwable e) {
+                        Log.d("data", e.getMessage());
+                    }
 
-    @Override
-    protected void onProgressUpdate(Bitmap... values) {
-        VigerPDF.setData(values[0]);
+                    @Override
+                    public void onComplete() {
+                    }
+                });
     }
 
-    @Override
-    public void onPostExecute(ArrayList<Bitmap> uris) {
-
-    }
 }
diff --git a/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/manage/RenderingPDFNetwork.java b/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/manage/RenderingPDFNetwork.java
index 0939240..64794f1 100644
--- a/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/manage/RenderingPDFNetwork.java
+++ b/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/manage/RenderingPDFNetwork.java
@@ -19,6 +19,14 @@
 import java.util.ArrayList;
 import java.util.Date;
 
+import io.reactivex.Observable;
+import io.reactivex.ObservableEmitter;
+import io.reactivex.ObservableOnSubscribe;
+import io.reactivex.Observer;
+import io.reactivex.android.schedulers.AndroidSchedulers;
+import io.reactivex.disposables.Disposable;
+import io.reactivex.functions.Action;
+import io.reactivex.schedulers.Schedulers;
 import okhttp3.ResponseBody;
 import retrofit2.Call;
 import retrofit2.Callback;
@@ -30,6 +38,8 @@
 
 public class RenderingPDFNetwork {
     private Context context;
+    private Observable<String> observable;
+
     public RenderingPDFNetwork(Context context, String endpoint) {
         this.context = context;
         final RestClient.ApiInterface service = RestClient.getClient();
@@ -52,9 +62,9 @@ public void onFailure(Call<ResponseBody> call, Throwable t) {
     }
 
     private boolean writeResponseBodyToDisk(final ResponseBody body) {
-        new AsyncTask<Void, String, String>() {
+        observable.create(new ObservableOnSubscribe<String>() {
             @Override
-            protected String doInBackground(Void... params) {
+            public void subscribe(ObservableEmitter<String> e) throws Exception {
                 try {
                     String root = Environment.getExternalStorageDirectory().toString();
                     final File pdfFolder = new File(root + "/Android/data/" + context.getPackageName());
@@ -73,22 +83,21 @@ protected String doInBackground(Void... params) {
                         outputStream = new FileOutputStream(path);
 
                         while (true) {
-                            if (isCancelled()) {
-                                break;
-                            }
                             int read = inputStream.read(fileReader);
                             if (read == -1) {
                                 break;
                             }
                             outputStream.write(fileReader, 0, read);
                             fileSizeDownloaded += read;
-                            publishProgress("" + (int) ((fileSizeDownloaded * 100) / fileSize));
+                            e.onNext("" + (int) ((fileSizeDownloaded * 100) / fileSize));
                         }
 
                         outputStream.flush();
 
-                    } catch (IOException e) {
+                    } catch (IOException ee) {
                         //  Log.e("data",e.getMessage());
+                        e.onError(ee);
+                        e.onComplete();
                     } finally {
                         if (inputStream != null) {
                             inputStream.close();
@@ -97,29 +106,36 @@ protected String doInBackground(Void... params) {
                             outputStream.close();
                         }
                     }
-                    return path;
-                } catch (IOException e) {
-                    return null;
+                    File file = new File(path);
+                    new RenderingPDF(context, file, 1);
+                    e.onComplete();
+                } catch (IOException ee) {
+                    e.onError(ee);
+                    e.onComplete();
                 }
             }
+        }).subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread())
+                .subscribe(new Observer<String>() {
+                    @Override
+                    public void onSubscribe(Disposable d) {
+                    }
 
+                    @Override
+                    public void onNext(String s) {
+                        Log.e("data", "" + Integer.parseInt(s));
+                    }
 
-            @Override
-            protected void onProgressUpdate(String... values) {
-                Log.e("data",""+Integer.parseInt(values[0]));
-            }
+                    @Override
+                    public void onError(Throwable e) {
 
-            @Override
-            protected void onPostExecute(String s) {
-                super.onPostExecute(s);
-                try {
-                    File file = new File(s);
-                    new RenderingPDF(context, file, 1).execute();
-                } catch (Exception e) {
+                    }
 
-                }
-            }
-        }.execute();
+                    @Override
+                    public void onComplete() {
+
+                    }
+                });
         return true;
     }
 }
diff --git a/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/network/RestClient.java b/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/network/RestClient.java
index 3f75ea1..883ed7e 100644
--- a/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/network/RestClient.java
+++ b/PDFVigerLib/src/main/java/com/necistudio/vigerpdf/network/RestClient.java
@@ -52,7 +52,7 @@ public Response intercept(Chain chain) throws IOException {
                     .build();
 
             Retrofit client = new Retrofit.Builder()
-                    .baseUrl("http://google.com")
+                    .baseUrl("http://necistudio.com")
                     .client(okclient)
                     .addConverterFactory(GsonConverterFactory.create())
                     .build();
diff --git a/build.gradle b/build.gradle
index 69507f1..1ea4bd0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.0-rc1'
+        classpath 'com.android.tools.build:gradle:2.3.0'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/settings.gradle b/settings.gradle
index 8dcfbee..ddbe027 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1 +1 @@
-include ':SampleViger', ':PDFVigerLib', ':PDFCreateLib'
+include ':SampleViger', ':PDFVigerLib'