From b03fe27d8392d190ea0dcc6d3661c117fe5e07d6 Mon Sep 17 00:00:00 2001
From: Hung-ying Tyan <tyanh@google.com>
Date: Tue, 7 Dec 2010 11:40:46 +0800
Subject: Implement new visual design for Camera zoom control.

And overlay zoom control readout on top of preview area.

Bug: 3252827
Bug: 3252839
Change-Id: I2220a0784b94a7b80807bf7f4e29d039cb6e6f0f
---
 res/drawable-hdpi/button_zoom_in_focused_holo.png  | Bin 0 -> 1948 bytes
 res/drawable-hdpi/button_zoom_in_holo.png          | Bin 0 -> 2622 bytes
 .../button_zoom_in_longpressed_holo.png            | Bin 0 -> 2871 bytes
 res/drawable-hdpi/button_zoom_in_pressed_holo.png  | Bin 0 -> 2852 bytes
 res/drawable-hdpi/button_zoom_out_focused_holo.png | Bin 0 -> 1870 bytes
 res/drawable-hdpi/button_zoom_out_holo.png         | Bin 0 -> 2567 bytes
 .../button_zoom_out_longpressed_holo.png           | Bin 0 -> 2771 bytes
 res/drawable-hdpi/button_zoom_out_pressed_holo.png | Bin 0 -> 2755 bytes
 res/drawable-hdpi/zoompicker_down_normal.png       | Bin 495 -> 0 bytes
 res/drawable-hdpi/zoompicker_down_pressed.png      | Bin 590 -> 0 bytes
 res/drawable-hdpi/zoompicker_up_normal.png         | Bin 887 -> 0 bytes
 res/drawable-hdpi/zoompicker_up_pressed.png        | Bin 900 -> 0 bytes
 res/drawable-mdpi/button_zoom_in_holo.png          | Bin 0 -> 2622 bytes
 .../button_zoom_in_longpressed_holo.png            | Bin 0 -> 2871 bytes
 res/drawable-mdpi/button_zoom_in_pressed_holo.png  | Bin 0 -> 2852 bytes
 res/drawable-mdpi/button_zoom_out_holo.png         | Bin 0 -> 2567 bytes
 .../button_zoom_out_longpressed_holo.png           | Bin 0 -> 2771 bytes
 res/drawable-mdpi/button_zoom_out_pressed_holo.png | Bin 0 -> 2755 bytes
 res/drawable-mdpi/zoompicker_down_normal.png       | Bin 495 -> 0 bytes
 res/drawable-mdpi/zoompicker_down_pressed.png      | Bin 590 -> 0 bytes
 res/drawable-mdpi/zoompicker_up_normal.png         | Bin 887 -> 0 bytes
 res/drawable-mdpi/zoompicker_up_pressed.png        | Bin 900 -> 0 bytes
 res/drawable-xlarge/btn_zoom_in.xml                |  20 +++++++++++
 res/drawable-xlarge/btn_zoom_out.xml               |  20 +++++++++++
 res/drawable/btn_zoom_picker_down.xml              |  20 -----------
 res/drawable/btn_zoom_picker_up.xml                |  20 -----------
 res/layout-xlarge/camera_control.xml               |   8 ++---
 res/layout-xlarge/preview_frame.xml                |  15 ++++++++
 res/layout-xlarge/zoom_picker.xml                  |  38 +++++++--------------
 res/values/colors.xml                              |   1 +
 res/values/strings.xml                             |   2 ++
 src/com/android/camera/ui/ZoomPicker.java          |  30 +++++++++++-----
 32 files changed, 96 insertions(+), 78 deletions(-)
 create mode 100644 res/drawable-hdpi/button_zoom_in_focused_holo.png
 create mode 100644 res/drawable-hdpi/button_zoom_in_holo.png
 create mode 100644 res/drawable-hdpi/button_zoom_in_longpressed_holo.png
 create mode 100644 res/drawable-hdpi/button_zoom_in_pressed_holo.png
 create mode 100644 res/drawable-hdpi/button_zoom_out_focused_holo.png
 create mode 100644 res/drawable-hdpi/button_zoom_out_holo.png
 create mode 100644 res/drawable-hdpi/button_zoom_out_longpressed_holo.png
 create mode 100644 res/drawable-hdpi/button_zoom_out_pressed_holo.png
 delete mode 100644 res/drawable-hdpi/zoompicker_down_normal.png
 delete mode 100644 res/drawable-hdpi/zoompicker_down_pressed.png
 delete mode 100644 res/drawable-hdpi/zoompicker_up_normal.png
 delete mode 100644 res/drawable-hdpi/zoompicker_up_pressed.png
 create mode 100644 res/drawable-mdpi/button_zoom_in_holo.png
 create mode 100644 res/drawable-mdpi/button_zoom_in_longpressed_holo.png
 create mode 100644 res/drawable-mdpi/button_zoom_in_pressed_holo.png
 create mode 100644 res/drawable-mdpi/button_zoom_out_holo.png
 create mode 100644 res/drawable-mdpi/button_zoom_out_longpressed_holo.png
 create mode 100644 res/drawable-mdpi/button_zoom_out_pressed_holo.png
 delete mode 100644 res/drawable-mdpi/zoompicker_down_normal.png
 delete mode 100644 res/drawable-mdpi/zoompicker_down_pressed.png
 delete mode 100644 res/drawable-mdpi/zoompicker_up_normal.png
 delete mode 100644 res/drawable-mdpi/zoompicker_up_pressed.png
 create mode 100644 res/drawable-xlarge/btn_zoom_in.xml
 create mode 100644 res/drawable-xlarge/btn_zoom_out.xml
 delete mode 100644 res/drawable/btn_zoom_picker_down.xml
 delete mode 100644 res/drawable/btn_zoom_picker_up.xml

diff --git a/res/drawable-hdpi/button_zoom_in_focused_holo.png b/res/drawable-hdpi/button_zoom_in_focused_holo.png
new file mode 100644
index 0000000..5787024
Binary files /dev/null and b/res/drawable-hdpi/button_zoom_in_focused_holo.png differ
diff --git a/res/drawable-hdpi/button_zoom_in_holo.png b/res/drawable-hdpi/button_zoom_in_holo.png
new file mode 100644
index 0000000..ef385e0
Binary files /dev/null and b/res/drawable-hdpi/button_zoom_in_holo.png differ
diff --git a/res/drawable-hdpi/button_zoom_in_longpressed_holo.png b/res/drawable-hdpi/button_zoom_in_longpressed_holo.png
new file mode 100644
index 0000000..d9f9f12
Binary files /dev/null and b/res/drawable-hdpi/button_zoom_in_longpressed_holo.png differ
diff --git a/res/drawable-hdpi/button_zoom_in_pressed_holo.png b/res/drawable-hdpi/button_zoom_in_pressed_holo.png
new file mode 100644
index 0000000..e75cb4a
Binary files /dev/null and b/res/drawable-hdpi/button_zoom_in_pressed_holo.png differ
diff --git a/res/drawable-hdpi/button_zoom_out_focused_holo.png b/res/drawable-hdpi/button_zoom_out_focused_holo.png
new file mode 100644
index 0000000..b4659aa
Binary files /dev/null and b/res/drawable-hdpi/button_zoom_out_focused_holo.png differ
diff --git a/res/drawable-hdpi/button_zoom_out_holo.png b/res/drawable-hdpi/button_zoom_out_holo.png
new file mode 100644
index 0000000..01f5615
Binary files /dev/null and b/res/drawable-hdpi/button_zoom_out_holo.png differ
diff --git a/res/drawable-hdpi/button_zoom_out_longpressed_holo.png b/res/drawable-hdpi/button_zoom_out_longpressed_holo.png
new file mode 100644
index 0000000..d2a3e59
Binary files /dev/null and b/res/drawable-hdpi/button_zoom_out_longpressed_holo.png differ
diff --git a/res/drawable-hdpi/button_zoom_out_pressed_holo.png b/res/drawable-hdpi/button_zoom_out_pressed_holo.png
new file mode 100644
index 0000000..4a032a6
Binary files /dev/null and b/res/drawable-hdpi/button_zoom_out_pressed_holo.png differ
diff --git a/res/drawable-hdpi/zoompicker_down_normal.png b/res/drawable-hdpi/zoompicker_down_normal.png
deleted file mode 100644
index d1d5ce0..0000000
Binary files a/res/drawable-hdpi/zoompicker_down_normal.png and /dev/null differ
diff --git a/res/drawable-hdpi/zoompicker_down_pressed.png b/res/drawable-hdpi/zoompicker_down_pressed.png
deleted file mode 100644
index 088d287..0000000
Binary files a/res/drawable-hdpi/zoompicker_down_pressed.png and /dev/null differ
diff --git a/res/drawable-hdpi/zoompicker_up_normal.png b/res/drawable-hdpi/zoompicker_up_normal.png
deleted file mode 100644
index 9cded59..0000000
Binary files a/res/drawable-hdpi/zoompicker_up_normal.png and /dev/null differ
diff --git a/res/drawable-hdpi/zoompicker_up_pressed.png b/res/drawable-hdpi/zoompicker_up_pressed.png
deleted file mode 100644
index 320bcaf..0000000
Binary files a/res/drawable-hdpi/zoompicker_up_pressed.png and /dev/null differ
diff --git a/res/drawable-mdpi/button_zoom_in_holo.png b/res/drawable-mdpi/button_zoom_in_holo.png
new file mode 100644
index 0000000..ef385e0
Binary files /dev/null and b/res/drawable-mdpi/button_zoom_in_holo.png differ
diff --git a/res/drawable-mdpi/button_zoom_in_longpressed_holo.png b/res/drawable-mdpi/button_zoom_in_longpressed_holo.png
new file mode 100644
index 0000000..d9f9f12
Binary files /dev/null and b/res/drawable-mdpi/button_zoom_in_longpressed_holo.png differ
diff --git a/res/drawable-mdpi/button_zoom_in_pressed_holo.png b/res/drawable-mdpi/button_zoom_in_pressed_holo.png
new file mode 100644
index 0000000..e75cb4a
Binary files /dev/null and b/res/drawable-mdpi/button_zoom_in_pressed_holo.png differ
diff --git a/res/drawable-mdpi/button_zoom_out_holo.png b/res/drawable-mdpi/button_zoom_out_holo.png
new file mode 100644
index 0000000..01f5615
Binary files /dev/null and b/res/drawable-mdpi/button_zoom_out_holo.png differ
diff --git a/res/drawable-mdpi/button_zoom_out_longpressed_holo.png b/res/drawable-mdpi/button_zoom_out_longpressed_holo.png
new file mode 100644
index 0000000..d2a3e59
Binary files /dev/null and b/res/drawable-mdpi/button_zoom_out_longpressed_holo.png differ
diff --git a/res/drawable-mdpi/button_zoom_out_pressed_holo.png b/res/drawable-mdpi/button_zoom_out_pressed_holo.png
new file mode 100644
index 0000000..4a032a6
Binary files /dev/null and b/res/drawable-mdpi/button_zoom_out_pressed_holo.png differ
diff --git a/res/drawable-mdpi/zoompicker_down_normal.png b/res/drawable-mdpi/zoompicker_down_normal.png
deleted file mode 100644
index d1d5ce0..0000000
Binary files a/res/drawable-mdpi/zoompicker_down_normal.png and /dev/null differ
diff --git a/res/drawable-mdpi/zoompicker_down_pressed.png b/res/drawable-mdpi/zoompicker_down_pressed.png
deleted file mode 100644
index 088d287..0000000
Binary files a/res/drawable-mdpi/zoompicker_down_pressed.png and /dev/null differ
diff --git a/res/drawable-mdpi/zoompicker_up_normal.png b/res/drawable-mdpi/zoompicker_up_normal.png
deleted file mode 100644
index 9cded59..0000000
Binary files a/res/drawable-mdpi/zoompicker_up_normal.png and /dev/null differ
diff --git a/res/drawable-mdpi/zoompicker_up_pressed.png b/res/drawable-mdpi/zoompicker_up_pressed.png
deleted file mode 100644
index 320bcaf..0000000
Binary files a/res/drawable-mdpi/zoompicker_up_pressed.png and /dev/null differ
diff --git a/res/drawable-xlarge/btn_zoom_in.xml b/res/drawable-xlarge/btn_zoom_in.xml
new file mode 100644
index 0000000..1ae7aeb
--- /dev/null
+++ b/res/drawable-xlarge/btn_zoom_in.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2010 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true" android:drawable="@drawable/button_zoom_in_pressed_holo" />
+    <item android:drawable="@drawable/button_zoom_in_holo" />
+</selector>
diff --git a/res/drawable-xlarge/btn_zoom_out.xml b/res/drawable-xlarge/btn_zoom_out.xml
new file mode 100644
index 0000000..92370c1
--- /dev/null
+++ b/res/drawable-xlarge/btn_zoom_out.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2010 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true" android:drawable="@drawable/button_zoom_out_pressed_holo" />
+    <item android:drawable="@drawable/button_zoom_out_holo" />
+</selector>
diff --git a/res/drawable/btn_zoom_picker_down.xml b/res/drawable/btn_zoom_picker_down.xml
deleted file mode 100644
index 38f1270..0000000
--- a/res/drawable/btn_zoom_picker_down.xml
+++ /dev/null
@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2008 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:state_pressed="true" android:drawable="@drawable/zoompicker_down_pressed" />
-    <item android:drawable="@drawable/zoompicker_down_normal" />
-</selector>
diff --git a/res/drawable/btn_zoom_picker_up.xml b/res/drawable/btn_zoom_picker_up.xml
deleted file mode 100644
index 0a2249b..0000000
--- a/res/drawable/btn_zoom_picker_up.xml
+++ /dev/null
@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2008 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:state_pressed="true" android:drawable="@drawable/zoompicker_up_pressed" />
-    <item android:drawable="@drawable/zoompicker_up_normal" />
-</selector>
diff --git a/res/layout-xlarge/camera_control.xml b/res/layout-xlarge/camera_control.xml
index 82757c6..4507fc4 100644
--- a/res/layout-xlarge/camera_control.xml
+++ b/res/layout-xlarge/camera_control.xml
@@ -30,10 +30,10 @@
                 android:layout="@layout/zoom_picker"
                 android:layout_alignParentTop="true"
                 android:layout_alignParentRight="true"
-                android:layout_width="45dp"
-                android:layout_height="150dp"
-                android:layout_marginTop="40dp"
-                android:layout_marginRight="160dp"/>
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="20dp"
+                android:layout_marginRight="20dp"/>
 
         <TextView android:id="@+id/time_lapse_recording_time"
                 style="@style/RecordingTime"
diff --git a/res/layout-xlarge/preview_frame.xml b/res/layout-xlarge/preview_frame.xml
index 16be7e9..66c9117 100644
--- a/res/layout-xlarge/preview_frame.xml
+++ b/res/layout-xlarge/preview_frame.xml
@@ -34,6 +34,21 @@
                 android:id="@+id/focus_rectangle"
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"/>
+        <TextView android:id="@+id/zoom_ratio"
+                android:gravity="center"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentTop="true"
+                android:layout_alignParentRight="true"
+                android:singleLine="true"
+                android:layout_margin="20dp"
+                android:paddingLeft="15dp"
+                android:paddingRight="15dp"
+                android:paddingTop="3dp"
+                android:paddingBottom="3dp"
+                android:textColor="@android:color/white"
+                android:textSize="16dp"
+                android:background="@color/zoom_text_background_color"/>
         <ImageView style="@style/OnScreenGpsIndicator"
                 android:id="@+id/onscreen_gps_indicator_no_signal"
                 android:src="@drawable/ic_viewfinder_gps_no_signal"
diff --git a/res/layout-xlarge/zoom_picker.xml b/res/layout-xlarge/zoom_picker.xml
index a5ef7ad..68431ba 100644
--- a/res/layout-xlarge/zoom_picker.xml
+++ b/res/layout-xlarge/zoom_picker.xml
@@ -18,35 +18,21 @@
 -->
 
 <com.android.camera.ui.ZoomPicker xmlns:android="http://schemas.android.com/apk/res/android"
-        android:orientation="vertical"
+        android:orientation="horizontal"
         android:gravity="center"
-        android:layout_width="45dp"
-        android:layout_height="150dp"
-        android:layout_alignParentTop="true"
-        android:layout_alignParentLeft="true"
-        android:background="@drawable/mode_switch_bg_v2">
-
-    <TextView android:id="@+id/zoom_ratio"
-        android:gravity="center"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="10dp"
-        android:layout_marginBottom="20dp"
-        android:singleLine="true"
-        android:textColor="@android:color/white"
-        android:textSize="16dp" />
-
-    <Button android:id="@+id/increment"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginTop="10dp"
-        android:layout_marginBottom="10dp"
-        android:background="@drawable/btn_zoom_picker_up" />
+        android:layout_alignParentTop="true"
+        android:layout_alignParentRight="true">
 
     <Button android:id="@+id/decrement"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="10dp"
-        android:layout_marginBottom="10dp"
-        android:background="@drawable/btn_zoom_picker_down" />
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:background="@drawable/btn_zoom_out" />
+
+    <Button android:id="@+id/increment"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="25dp"
+            android:background="@drawable/btn_zoom_in" />
 </com.android.camera.ui.ZoomPicker>
diff --git a/res/values/colors.xml b/res/values/colors.xml
index c5572ca..2d5286b 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -21,4 +21,5 @@
     <color name="recording_time_elapsed_text">#FFFFFFFF</color>
     <color name="recording_time_remaining_text">#FFFF0033</color>
     <color name="zoom_picker_btn_pressed">#FFFFAD00</color>
+    <color name="zoom_text_background_color">#77333333</color>
 </resources>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 66e84ff..3616c27 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -365,6 +365,8 @@
     <string name="zoom_control_title">Zoom</string>
     <string name="zoom_increment" translatable="false">+</string>
     <string name="zoom_decrement" translatable="false">-</string>
+    <!-- The text to show the current zoom factor. [CHAR LIMIT=NONE] -->
+    <string name="zoom_text">Zoom <xliff:g id="zoom_text" example="1.1x">%s</xliff:g></string>
 
     <string name="switch_to_camera_lable">Switch to camera</string>
     <string name="switch_to_video_lable">Switch to video</string>
diff --git a/src/com/android/camera/ui/ZoomPicker.java b/src/com/android/camera/ui/ZoomPicker.java
index 63c9f10..4d85db9 100644
--- a/src/com/android/camera/ui/ZoomPicker.java
+++ b/src/com/android/camera/ui/ZoomPicker.java
@@ -16,6 +16,8 @@
 
 package com.android.camera.ui;
 
+import com.android.camera.R;
+
 import android.content.Context;
 import android.os.Handler;
 import android.util.AttributeSet;
@@ -28,8 +30,6 @@ import android.widget.Button;
 import android.widget.LinearLayout;
 import android.widget.TextView;
 
-import com.android.camera.R;
-
 import java.util.Formatter;
 
 /**
@@ -37,7 +37,7 @@ import java.util.Formatter;
  */
 public class ZoomPicker extends LinearLayout {
     private final String TAG = "ZoomPicker";
-    private TextView mText;
+    private TextView mZoomTextView;
     private int mZoomMax, mZoomIndex;
     private float[] mZoomRatios;
     private OnZoomChangedListener mListener;
@@ -45,15 +45,20 @@ public class ZoomPicker extends LinearLayout {
     private final StringBuilder mBuilder = new StringBuilder();
     private final Formatter mFormatter = new Formatter(mBuilder);
     private final Object[] mFormatterArgs = new Object[1];
+    private String mZoomText;
+    private Button mIncrementButton;
+    private Button mDecrementButton;
 
     private Handler mHandler;
     private final Runnable mRunnable = new Runnable() {
         public void run() {
             if (mIncrement) {
+                mIncrementButton.setBackgroundResource(R.drawable.button_zoom_in_longpressed_holo);
                 if (changeZoomIndex(mZoomIndex + 1)) {
                     mHandler.postDelayed(this, 65);
                 }
             } else if (mDecrement) {
+                mDecrementButton.setBackgroundResource(R.drawable.button_zoom_out_longpressed_holo);
                 if (changeZoomIndex(mZoomIndex - 1)) {
                     mHandler.postDelayed(this, 65);
                 }
@@ -63,6 +68,7 @@ public class ZoomPicker extends LinearLayout {
 
     public ZoomPicker(Context context, AttributeSet attrs) {
         super(context, attrs);
+        mZoomText = context.getString(R.string.zoom_text);
     }
 
     @Override
@@ -80,6 +86,7 @@ public class ZoomPicker extends LinearLayout {
                         mHandler.postDelayed(mRunnable, 200);
                     }
                 } else if (event.getAction() == MotionEvent.ACTION_UP) {
+                    mIncrementButton.setBackgroundResource(R.drawable.button_zoom_in_holo);
                     mIncrement = false;
                 }
                 return false;
@@ -96,18 +103,17 @@ public class ZoomPicker extends LinearLayout {
                         mHandler.postDelayed(mRunnable, 200);
                     }
                 } else if (event.getAction() == MotionEvent.ACTION_UP) {
+                    mDecrementButton.setBackgroundResource(R.drawable.button_zoom_out_holo);
                     mDecrement = false;
                 }
                 return false;
             }
         };
 
-        Button incrementButton = (Button) findViewById(R.id.increment);
+        Button incrementButton = mIncrementButton = (Button) findViewById(R.id.increment);
         incrementButton.setOnTouchListener(incrementTouchListener);
-        Button decrementButton = (Button) findViewById(R.id.decrement);
+        Button decrementButton = mDecrementButton = (Button) findViewById(R.id.decrement);
         decrementButton.setOnTouchListener(decrementTouchListener);
-        mText = (TextView) findViewById(R.id.zoom_ratio);
-        mText.setText(formatZoomRatio(1.0f));
     }
 
     public void setOnZoomChangeListener(OnZoomChangedListener listener) {
@@ -143,7 +149,15 @@ public class ZoomPicker extends LinearLayout {
     }
 
     private void updateView() {
-        mText.setText(formatZoomRatio(mZoomRatios[mZoomIndex]));
+        if (mZoomTextView == null) {
+            mZoomTextView = (TextView) getRootView().findViewById(R.id.zoom_ratio);
+        }
+        if (mZoomIndex == 0) {
+            mZoomTextView.setVisibility(View.INVISIBLE);
+        } else {
+            mZoomTextView.setText(String.format(mZoomText, formatZoomRatio(mZoomRatios[mZoomIndex])));
+            mZoomTextView.setVisibility(View.VISIBLE);
+        }
     }
 
     private String formatZoomRatio(float value) {
-- 
cgit v1.1