Add the CameraPicker for PhoneUI.

+recover the removed CameraPicker.

Change-Id: I5e45c4f73ce7c082cf420d27a86b922283a83bcc

10 files changed, 86 insertions, 12 deletions

diff --git a/res/layout-w1024dp/camera_control.xml b/res/layout-w1024dp/camera_control.xml
index b86d593..ca70b44 100644
--- a/res/layout-w1024dp/camera_control.xml
+++ b/res/layout-w1024dp/camera_control.xml
@@ -54,6 +54,10 @@
                     android:src="@drawable/btn_zoom_out"
                     android:visibility="gone" />
 
+            <com.android.camera.ui.CameraPicker android:id="@+id/camera_picker"
+                    android:clickable="true"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content" />
         </com.android.camera.ui.IndicatorWheel>
 
         <include layout="@layout/mode_picker"/>
diff --git a/res/layout-w1024dp/mode_picker.xml b/res/layout-w1024dp/mode_picker.xml
index 90cc008..1ee6226 100644
--- a/res/layout-w1024dp/mode_picker.xml
+++ b/res/layout-w1024dp/mode_picker.xml
@@ -26,6 +26,7 @@
                 android:layout_alignParentRight="true"
                 android:layout_height="62dp"
                 android:layout_width="62dp"
+                android:scaleType="center"
                 android:background="@drawable/btn_mode_background"
                 android:src="@drawable/btn_ic_camera" />
         <LinearLayout android:id="@+id/mode_selection"
@@ -40,14 +41,17 @@
             <com.android.camera.ui.RotateImageView android:id="@+id/mode_panorama"
                     android:layout_height="62dp"
                     android:layout_width="62dp"
+                    android:scaleType="center"
                     android:src="@drawable/btn_ic_panorama" />
             <com.android.camera.ui.RotateImageView android:id="@+id/mode_video"
                     android:layout_height="62dp"
                     android:layout_width="62dp"
+                    android:scaleType="center"
                     android:src="@drawable/btn_ic_video" />
             <com.android.camera.ui.RotateImageView android:id="@+id/mode_camera"
                     android:layout_height="62dp"
                     android:layout_width="62dp"
+                    android:scaleType="center"
                     android:src="@drawable/btn_ic_camera" />
         </LinearLayout>
 </com.android.camera.ModePicker>
diff --git a/res/layout/camera_control.xml b/res/layout/camera_control.xml
index ef16dd7..2185c32 100644
--- a/res/layout/camera_control.xml
+++ b/res/layout/camera_control.xml
@@ -19,12 +19,20 @@
         android:layout_alignParentRight="true"
         android:layout_height="match_parent"
         android:layout_width="76dp"
-        android:orientation="vertical"
-        android:paddingTop="24dp"
-        android:paddingBottom="3dp">
+        android:orientation="vertical">
 
     <include layout="@layout/review_thumbnail"/>
 
+    <com.android.camera.ui.CameraPicker android:id="@+id/camera_picker"
+        android:clickable="true"
+        android:layout_centerVertical="true"
+        android:layout_centerHorizontal="true"
+        android:layout_below="@+id/share_button"
+        android:layout_above="@+id/shutter_button"
+        android:layout_width="36dp"
+        android:layout_height="36dp" />
+    <!-- need fixed size of the view since the source icon(HDPI) will be too large for phones -->
+
     <com.android.camera.ShutterButton android:id="@+id/shutter_button"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
diff --git a/res/layout/mode_picker.xml b/res/layout/mode_picker.xml
index f9f8530..abbdf76 100644
--- a/res/layout/mode_picker.xml
+++ b/res/layout/mode_picker.xml
@@ -24,6 +24,7 @@
                 android:layout_alignParentBottom="true"
                 android:layout_height="62dp"
                 android:layout_width="62dp"
+                android:scaleType="center"
                 android:background="@drawable/btn_mode_background"
                 android:src="@drawable/btn_ic_camera" />
         <LinearLayout android:id="@+id/mode_selection"
@@ -37,14 +38,17 @@
             <com.android.camera.ui.RotateImageView android:id="@+id/mode_panorama"
                     android:layout_height="62dp"
                     android:layout_width="62dp"
+                    android:scaleType="center"
                     android:src="@drawable/btn_ic_panorama" />
             <com.android.camera.ui.RotateImageView android:id="@+id/mode_video"
                     android:layout_height="62dp"
                     android:layout_width="62dp"
+                    android:scaleType="center"
                     android:src="@drawable/btn_ic_video" />
             <com.android.camera.ui.RotateImageView android:id="@+id/mode_camera"
                     android:layout_height="62dp"
                     android:layout_width="62dp"
+                    android:scaleType="center"
                     android:src="@drawable/btn_ic_camera" />
         </LinearLayout>
 </com.android.camera.ModePicker>
diff --git a/res/layout/review_thumbnail.xml b/res/layout/review_thumbnail.xml
index f94a186..ef5e821 100644
--- a/res/layout/review_thumbnail.xml
+++ b/res/layout/review_thumbnail.xml
@@ -27,9 +27,4 @@
     <com.android.camera.ui.RotateImageView android:id="@+id/thumbnail"
             android:layout_width="52dp"
             android:layout_height="52dp"/>
-    <com.android.camera.ui.RotateImageView android:id="@+id/share_icon"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:src="@drawable/ic_viewfinder_share"
-            android:background="@android:color/black" />
-</LinearLayout>
\ No newline at end of file
+</LinearLayout>
diff --git a/src/com/android/camera/Camera.java b/src/com/android/camera/Camera.java
index a89c676..b5dab84 100644
--- a/src/com/android/camera/Camera.java
+++ b/src/com/android/camera/Camera.java
@@ -16,6 +16,7 @@
 
 package com.android.camera;
 
+import com.android.camera.ui.CameraPicker;
 import com.android.camera.ui.FocusRectangle;
 import com.android.camera.ui.GLRootView;
 import com.android.camera.ui.IndicatorControl;
@@ -181,6 +182,9 @@ public class Camera extends ActivityBase implements View.OnClickListener,
     private View mGpsNoSignalView;
     private View mGpsHasSignalView;
 
+    // front/back camera switch.
+    private CameraPicker mCameraPicker;
+
     /**
      * An unpublished intent flag requesting to return as soon as capturing
      * is completed.
@@ -566,6 +570,19 @@ public class Camera extends ActivityBase implements View.OnClickListener,
         }
     };
 
+    private void initializeCameraPicker() {
+        mCameraPicker = (CameraPicker) findViewById(R.id.camera_picker);
+        if (mCameraPicker != null) {
+            mCameraPicker.setImageResource(R.drawable.camera_toggle);
+            ListPreference pref = mPreferenceGroup.findPreference(
+                    CameraSettings.KEY_CAMERA_ID);
+            if (pref != null) {
+                mCameraPicker.initialize(pref);
+                mCameraPicker.setListener(new MyCameraPickerListener());
+            }
+        }
+    }
+
     private void initializeZoomPicker() {
         View zoomIncrement = findViewById(R.id.zoom_increment);
         View zoomDecrement = findViewById(R.id.zoom_decrement);
@@ -1031,6 +1048,7 @@ public class Camera extends ActivityBase implements View.OnClickListener,
         // parameters.
         initializeIndicatorControl();
         initializeZoomPicker();
+        initializeCameraPicker();
     }
 
     private void overrideCameraSettings(final String flashMode,
@@ -1080,7 +1098,6 @@ public class Camera extends ActivityBase implements View.OnClickListener,
         } else {
             SETTING_KEYS = new String[] {
                     CameraSettings.KEY_FLASH_MODE,
-                    CameraSettings.KEY_CAMERA_ID,
                     CameraSettings.KEY_COLOR_EFFECT,
                     CameraSettings.KEY_WHITE_BALANCE};
             OTHER_SETTING_KEYS = new String[] {
@@ -1104,6 +1121,7 @@ public class Camera extends ActivityBase implements View.OnClickListener,
 
     private void enableCameraControls(boolean enable) {
         if (mIndicatorControl != null) mIndicatorControl.setEnabled(enable);
+        if (mCameraPicker != null) mCameraPicker.setEnabled(enable);
         if (mZoomPicker != null) mZoomPicker.setEnabled(enable);
         if (mModePicker != null) mModePicker.setEnabled(enable);
     }
@@ -1142,6 +1160,7 @@ public class Camera extends ActivityBase implements View.OnClickListener,
         if (mModePicker != null) mModePicker.setDegree(degree);
         if (mSharePopup != null) mSharePopup.setOrientation(degree);
         if (mIndicatorControl != null) mIndicatorControl.setDegree(degree);
+        if (mCameraPicker != null) mCameraPicker.setDegree(degree);
     }
 
     @Override
@@ -2345,4 +2364,10 @@ public class Camera extends ActivityBase implements View.OnClickListener,
             Camera.this.onOverriddenPreferencesClicked();
         }
     }
+
+    private class MyCameraPickerListener implements CameraPicker.Listener {
+        public void onSharedPreferenceChanged() {
+            Camera.this.onSharedPreferenceChanged();
+        }
+    }
 }
diff --git a/src/com/android/camera/VideoCamera.java b/src/com/android/camera/VideoCamera.java
index 54871f2..688a65a 100644
--- a/src/com/android/camera/VideoCamera.java
+++ b/src/com/android/camera/VideoCamera.java
@@ -16,6 +16,7 @@
 
 package com.android.camera;
 
+import com.android.camera.ui.CameraPicker;
 import com.android.camera.ui.GLRootView;
 import com.android.camera.ui.IndicatorControl;
 import com.android.camera.ui.IndicatorWheel;
@@ -246,6 +247,9 @@ public class VideoCamera extends ActivityBase
     private ZoomPicker mZoomPicker;
     private final ZoomListener mZoomListener = new ZoomListener();
 
+    // front/back camera switch.
+    private CameraPicker mCameraPicker;
+
     // This Handler is used to post message back onto the main thread of the
     // application
     private class MainHandler extends Handler {
@@ -456,6 +460,7 @@ public class VideoCamera extends ActivityBase
         // Initialize after startPreview becuase this need mParameters.
         initializeIndicatorControl();
         initializeZoomPicker();
+        initializeCameraPicker();
     }
 
     private void initializeZoomPicker() {
@@ -467,6 +472,19 @@ public class VideoCamera extends ActivityBase
         }
     }
 
+    private void initializeCameraPicker() {
+        mCameraPicker = (CameraPicker) findViewById(R.id.camera_picker);
+        if (mCameraPicker != null) {
+            mCameraPicker.setImageResource(R.drawable.camera_toggle_video);
+            ListPreference pref = mPreferenceGroup.findPreference(
+                    CameraSettings.KEY_CAMERA_ID);
+            if (pref != null) {
+                mCameraPicker.initialize(pref);
+                mCameraPicker.setListener(new MyCameraPickerListener());
+            }
+        }
+    }
+
     private void loadCameraPreferences() {
         CameraSettings settings = new CameraSettings(this, mParameters,
                 mCameraId, CameraHolder.instance().getCameraInfo());
@@ -483,6 +501,7 @@ public class VideoCamera extends ActivityBase
     private void enableCameraControls(boolean enable) {
         if (mIndicatorControl != null) mIndicatorControl.setEnabled(enable);
         if (mModePicker != null) mModePicker.setEnabled(enable);
+        if (mCameraPicker != null) mCameraPicker.setEnabled(enable);
     }
 
     private void initializeIndicatorControl() {
@@ -501,8 +520,7 @@ public class VideoCamera extends ActivityBase
             SETTING_KEYS = new String[] {
                     CameraSettings.KEY_WHITE_BALANCE,
                     CameraSettings.KEY_VIDEOCAMERA_FLASH_MODE,
-                    CameraSettings.KEY_VIDEO_QUALITY,
-                    CameraSettings.KEY_CAMERA_ID};
+                    CameraSettings.KEY_VIDEO_QUALITY};
             OTHER_SETTING_KEYS = new String[] {
                     CameraSettings.KEY_VIDEO_TIME_LAPSE_FRAME_INTERVAL};
         }
@@ -547,6 +565,7 @@ public class VideoCamera extends ActivityBase
         if (mModePicker != null) mModePicker.setDegree(degree);
         if (mSharePopup != null) mSharePopup.setOrientation(degree);
         if (mIndicatorControl != null) mIndicatorControl.setDegree(degree);
+        if (mCameraPicker != null) mCameraPicker.setDegree(degree);
     }
 
     private void startPlayVideoActivity() {
@@ -1968,4 +1987,10 @@ public class VideoCamera extends ActivityBase
             setCameraParameters();
         }
     }
+
+    private class MyCameraPickerListener implements CameraPicker.Listener {
+        public void onSharedPreferenceChanged() {
+            VideoCamera.this.onSharedPreferenceChanged();
+        }
+    }
 }
diff --git a/src/com/android/camera/ui/AbstractIndicatorButton.java b/src/com/android/camera/ui/AbstractIndicatorButton.java
index 414ec4e..ed963ab 100644
--- a/src/com/android/camera/ui/AbstractIndicatorButton.java
+++ b/src/com/android/camera/ui/AbstractIndicatorButton.java
@@ -41,6 +41,7 @@ public abstract class AbstractIndicatorButton extends RotateImageView {
         mFadeOut = AnimationUtils.loadAnimation(mContext, R.anim.shrink_fade_out_from_right);
         HIGHLIGHT_COLOR = mContext.getResources().getColor(R.color.review_control_pressed_color);
         DISABLED_COLOR = mContext.getResources().getColor(R.color.icon_disabled_color);
+        setScaleType(ImageView.ScaleType.CENTER);
     }
 
     // Whether scene mode affects this indicator and it cannot be changed.
diff --git a/src/com/android/camera/ui/IndicatorControl.java b/src/com/android/camera/ui/IndicatorControl.java
index 2791c20..a408595 100644
--- a/src/com/android/camera/ui/IndicatorControl.java
+++ b/src/com/android/camera/ui/IndicatorControl.java
@@ -24,6 +24,7 @@ import android.content.Context;
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageView;
 
 import java.util.ArrayList;
 
diff --git a/src/com/android/camera/ui/RotateImageView.java b/src/com/android/camera/ui/RotateImageView.java
index 4085bb2..80752a2 100644
--- a/src/com/android/camera/ui/RotateImageView.java
+++ b/src/com/android/camera/ui/RotateImageView.java
@@ -121,6 +121,13 @@ public class RotateImageView extends ImageView {
         int height = getHeight() - top - bottom;
 
         int saveCount = canvas.getSaveCount();
+
+        // Scale down the image first if required.
+        if ((getScaleType() == ImageView.ScaleType.FIT_CENTER) &&
+                ((width < w) || (height < h))) {
+            float ratio = Math.min((float) width / w, (float) height / h);
+            canvas.scale(ratio, ratio, width / 2.0f, height / 2.0f);
+        }
         canvas.translate(left + width / 2, top + height / 2);
         canvas.rotate(-mCurrentDegree);
         canvas.translate(-w / 2, -h / 2);