Feature/2.0/swipe directions

example/build.gradle

@@ -23,9 +23,9 @@ android {
 dependencies {
 	compile project(':library')
 
-	compile 'com.android.support:appcompat-v7:25.0.0'
-	compile 'com.android.support:design:25.0.0'
-	compile 'com.android.support:support-v4:25.0.0'
+	compile 'com.android.support:appcompat-v7:25.0.1'
+	compile 'com.android.support:design:25.0.1'
+	compile 'com.android.support:support-v4:25.0.1'
 
 	compile 'com.squareup.moshi:moshi:1.3.1'
 	compile 'com.squareup.okio:okio:1.11.0'

example/src/main/java/com/lorentzos/swipecards/AsyncActivity.java

@@ -29,8 +29,8 @@
 import static io.reactivex.schedulers.Schedulers.newThread;
 
 /**
- * Activity with example of a network call to obtain the data and load the avatars
- * in the image views.
+ * Activity with example of a network call to obtain the data and load the avatars in the image
+ * views.
  */
 public class AsyncActivity extends AppCompatActivity {
 
@@ -87,8 +87,8 @@ public void onItemClick(AdapterView<?> parent, View view, int position, long id)
 		// Optionally add an onScrollListener
 		flingContainer.setOnScrollListener(new OnScrollListener() {
 			@Override
-			public void onScroll(View view, float scrollProgressPercent) {
-				Log.i("MyActivity", "onScroll " + scrollProgressPercent);
+			public void onScroll(View view, float scrollProgressPercent, int direction) {
+				Log.i("MyActivity", "onScroll " + direction + ": " + scrollProgressPercent);
 			}
 		});
 
@@ -116,14 +116,14 @@ protected void onDestroy() {
 		super.onDestroy();
 	}
 
-	@OnClick(R.id.right)
-	public void swipeRight() {
+	@OnClick(R.id.up)
+	public void swipeTop() {
 		if (memberAdapter.isEmpty()) {
-			Snackbar.make(coordinatorLayout, "Cannot swipe right. Adapter is empty.", Snackbar.LENGTH_SHORT).show();
+			Snackbar.make(coordinatorLayout, "Cannot swipe up. Adapter is empty.", Snackbar.LENGTH_SHORT).show();
 			return;
 		}
-		//Trigger the right event manually.
-		flingContainer.swipeRight();
+		//Trigger the up event manually.
+		flingContainer.swipeUp();
 	}
 
 	@OnClick(R.id.left)
@@ -136,4 +136,23 @@ public void swipeLeft() {
 		flingContainer.swipeLeft();
 	}
 
+	@OnClick(R.id.right)
+	public void swipeRight() {
+		if (memberAdapter.isEmpty()) {
+			Snackbar.make(coordinatorLayout, "Cannot swipe right. Adapter is empty.", Snackbar.LENGTH_SHORT).show();
+			return;
+		}
+		//Trigger the right event manually.
+		flingContainer.swipeRight();
+	}
+
+	@OnClick(R.id.down)
+	public void swipeDown() {
+		if (memberAdapter.isEmpty()) {
+			Snackbar.make(coordinatorLayout, "Cannot swipe down. Adapter is empty.", Snackbar.LENGTH_SHORT).show();
+			return;
+		}
+		//Trigger the down event manually.
+		flingContainer.swipeDown();
+	}
 }

example/src/main/java/com/lorentzos/swipecards/SingleViewActivity.java

@@ -24,7 +24,7 @@ public void onCardExited(View view, @Direction int direction) {
 			}
 
 			@Override
-			public void onScroll(View view, float scrollProgressPercent) {
+			public void onScroll(View view, float scrollProgressPercent, @Direction int direction) {
 
 			}
 

example/src/main/res/layout/buttons.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 
-<LinearLayout
+<RelativeLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="wrap_content"
@@ -10,11 +10,22 @@
     android:orientation="horizontal"
     tools:showIn="@layout/activity_main">
 
+    <Button
+        android:id="@+id/up"
+        style="@style/Widget.AppCompat.Button.Colored"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerHorizontal="true"
+        android:layout_margin="10dp"
+        android:text="Up"
+        tools:ignore="HardcodedText"/>
+
     <Button
         android:id="@+id/left"
         style="@style/Widget.AppCompat.Button.Colored"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
+        android:layout_below="@id/up"
         android:layout_margin="10dp"
         android:text="Left"
         tools:ignore="HardcodedText"/>
@@ -24,8 +35,21 @@
         style="@style/Widget.AppCompat.Button.Colored"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_margin="10dp"
+        android:layout_below="@id/up"
+        android:layout_marginTop="10dp"
+        android:layout_toRightOf="@id/left"
         android:text="Right"
         tools:ignore="HardcodedText"/>
 
-</LinearLayout>
+    <Button
+        android:id="@+id/down"
+        style="@style/Widget.AppCompat.Button.Colored"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@id/left"
+        android:layout_centerHorizontal="true"
+        android:layout_margin="10dp"
+        android:text="Down"
+        tools:ignore="HardcodedText"/>
+
+</RelativeLayout>

example/src/main/res/values/dimens.xml

@@ -2,6 +2,6 @@
     <!-- Default screen margins, per the Android Design guidelines. -->
     <dimen name="activity_horizontal_margin">16dp</dimen>
     <dimen name="activity_vertical_margin">16dp</dimen>
-    <dimen name="buttons_bottom_margin">80dp</dimen>
+    <dimen name="buttons_bottom_margin">20dp</dimen>
     <dimen name="naive_snackbar_help_padding">48dp</dimen>
 </resources>

library/build.gradle

@@ -21,7 +21,7 @@ android {
 }
 
 dependencies {
-	compile 'com.android.support:support-annotations:25.0.0'
+	compile 'com.android.support:support-annotations:25.0.1'
 
 	testCompile 'com.google.truth:truth:0.30'
 	testCompile 'org.mockito:mockito-core:2.2.9'

library/src/main/java/com/lorentzos/flingswipe/OnScrollListener.java

@@ -2,9 +2,11 @@
 
 import android.view.View;
 
+import com.lorentzos.flingswipe.internal.Direction;
+
 /**
  *
  */
 public interface OnScrollListener {
-	void onScroll(View view, float scrollProgressPercent);
+	void onScroll(View view, float scrollProgressPercent, @Direction int direction);
 }

library/src/main/java/com/lorentzos/flingswipe/SwipeAdapterView.java

@@ -5,7 +5,6 @@
 import android.content.res.TypedArray;
 import android.os.Build;
 import android.util.AttributeSet;
-import android.util.Log;
 import android.view.Gravity;
 import android.view.View;
 import android.widget.Adapter;
@@ -71,8 +70,6 @@ private void layoutChildren(int startingIndex, int adapterCount) {
 		for (int i = startingIndex; i < min; i++) {
 			View child = adapter.getView(i, null, this);
 
-			Log.wtf("SwipeFlingAdapterView", "layoutChildren i: " + i);
-
 			if (child.getVisibility() != GONE) {
 				makeAndAddView(child);
 			}
@@ -229,11 +226,11 @@ public void onCardExited(View view, @Direction int direction) {
 	}
 
 	@Override
-	public void onScroll(View view, float scrollProgressPercent) {
+	public void onScroll(View view, float scrollProgressPercent, @Direction int direction) {
 		if (onScrollListener == null) {
 			return;
 		}
-		onScrollListener.onScroll(view, scrollProgressPercent);
+		onScrollListener.onScroll(view, scrollProgressPercent, direction);
 	}
 
 	@Override
@@ -273,6 +270,18 @@ public void swipeLeft() {
 		}
 	}
 
+	public void swipeUp() {
+		synchronized (object) {
+			swipe(Direction.UP);
+		}
+	}
+
+	public void swipeDown() {
+		synchronized (object) {
+			swipe(Direction.DOWN);
+		}
+	}
+
 	private void swipe(int direction) {
 		if (nextLayoutPass) {
 			return;

library/src/main/java/com/lorentzos/flingswipe/internal/CardEventListener.java

@@ -8,7 +8,7 @@
 public interface CardEventListener {
 	void onCardExited(View view, @Direction int direction);
 
-	void onScroll(View view, float scrollProgressPercent);
+	void onScroll(View view, float scrollProgressPercent, @Direction int direction);
 
 	void onRecenter(View view);
 

library/src/main/java/com/lorentzos/flingswipe/internal/Direction.java

@@ -11,11 +11,12 @@
  */
 @SuppressWarnings("ConstantDeclaredInInterface")
 @Retention(SOURCE)
-@IntDef({Direction.CENTER, Direction.LEFT, Direction.RIGHT})
+@IntDef({Direction.CENTER, Direction.LEFT, Direction.RIGHT, Direction.UP, Direction.DOWN})
 public @interface Direction {
 
 	int CENTER = -1;
 	int LEFT = 1;
 	int RIGHT = 2;
-
+	int UP = 3;
+	int DOWN = 4;
 }

library/src/main/java/com/lorentzos/flingswipe/internal/ExitPosition.java

@@ -10,7 +10,7 @@
 class ExitPosition {
 
 	private static final AccelerateInterpolator ACCELERATE_INTERPOLATOR = new AccelerateInterpolator();
-	private static final int DURATION = 100;
+	private static final int DURATION = 100*10;
 	private final float exitX;
 	private final float exitY;
 	private final float exitRotation;