Animate scan button appearance

gdgvilnius · Mar 29, 2014 · 2cd23df · 2cd23df · ViliusKraujutis · Mar 29, 2014
1 parent ef5c213
commit 2cd23df
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Showing 2 changed files with 87 additions and 0 deletions.
diff --git a/app/src/main/java/lt/andro/maistobankas/MainFragment.java b/app/src/main/java/lt/andro/maistobankas/MainFragment.java
@@ -19,6 +19,8 @@
 import lt.andro.maistobankas.db.ScannedItem;
 import lt.andro.maistobankas.util.ScanUtil;
 
+import static android.view.animation.AnimationUtils.loadAnimation;
+
 /**
  * A placeholder fragment containing a simple view.
  */
@@ -53,6 +55,9 @@ public void onResume() {
         } catch (SQLException e) {
             e.printStackTrace();
         }
+
+        final View buttonScan = getView().findViewById(R.id.buttonScan);
+        buttonScan.startAnimation(loadAnimation(getActivity(), R.anim.scan_button_show));
     }
 
     private void showScannedItems(List<ScannedItem> scannedItems) {
@@ -83,6 +88,7 @@ public boolean onOptionsItemSelected(MenuItem item) {
         if (id == R.id.action_settings) {
             getActivity().getSupportFragmentManager().beginTransaction()
                     .replace(R.id.container, new ShopInformationFragment())
+                    .addToBackStack("Settings")
                     .commit();
             return true;
         }

diff --git a/app/src/main/res/anim/scan_button_show.xml b/app/src/main/res/anim/scan_button_show.xml
@@ -0,0 +1,81 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<set xmlns:android="http://schemas.android.com/apk/res/android"
+     android:ordering="sequentially"
+     android:shareInterpolator="false">
+
+    <set
+        android:interpolator="@android:anim/decelerate_interpolator">
+        <alpha
+            android:interpolator="@android:anim/accelerate_decelerate_interpolator"
+            android:fromAlpha="0"
+            android:toAlpha="1"
+            android:duration="400" />
+    </set>
+
+    <scale
+        android:fromXScale="1"
+        android:toXScale="1.1"
+        android:fromYScale="1"
+        android:toYScale="1.1"
+        android:pivotX="50%"
+        android:pivotY="50%"
+        android:startOffset="400"
+        android:duration="200"
+        android:fillBefore="false" />
+
+    <scale
+        android:fromXScale="1.1"
+        android:toXScale="1"
+        android:fromYScale="1.1"
+        android:toYScale="1"
+        android:pivotX="50%"
+        android:pivotY="50%"
+        android:startOffset="600"
+        android:duration="200"
+        android:fillBefore="false" />
+
+    <scale
+        android:fromXScale="1"
+        android:toXScale="1.1"
+        android:fromYScale="1"
+        android:toYScale="1.1"
+        android:pivotX="50%"
+        android:pivotY="50%"
+        android:startOffset="800"
+        android:duration="200"
+        android:fillBefore="false" />
+
+    <scale
+        android:fromXScale="1.1"
+        android:toXScale="1"
+        android:fromYScale="1.1"
+        android:toYScale="1"
+        android:pivotX="50%"
+        android:pivotY="50%"
+        android:startOffset="1000"
+        android:duration="200"
+        android:fillBefore="false" />
+
+    <scale
+        android:fromXScale="1"
+        android:toXScale="1.1"
+        android:fromYScale="1"
+        android:toYScale="1.1"
+        android:pivotX="50%"
+        android:pivotY="50%"
+        android:startOffset="1200"
+        android:duration="200"
+        android:fillBefore="false" />
+
+    <scale
+        android:fromXScale="1.1"
+        android:toXScale="1"
+        android:fromYScale="1.1"
+        android:toYScale="1"
+        android:pivotX="50%"
+        android:pivotY="50%"
+        android:startOffset="1400"
+        android:duration="200"
+        android:fillBefore="false" />
+</set>