From 8062e0b048dfe8604b7e4f2ba30c0f0aaaf24a0b Mon Sep 17 00:00:00 2001
From: jt1134 <jt1134@gmail.com>
Date: Sat, 12 Jan 2013 00:35:45 -0600
Subject: Snap: Add touch-to-focus timeout duration settings

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: Ib2c2c152a52b2616dd0da6f071f572d34fe64065
---
 res/values/cm_arrays.xml                        | 20 ++++++++++++++++++++
 res/values/cm_strings.xml                       | 11 +++++++++++
 res/xml/camera_preferences.xml                  |  6 ++++++
 src/com/android/camera/CameraSettings.java      |  1 +
 src/com/android/camera/FocusOverlayManager.java | 17 ++++++++++++-----
 src/com/android/camera/PhotoMenu.java           |  2 ++
 src/com/android/camera/PhotoModule.java         |  5 +++++
 7 files changed, 57 insertions(+), 5 deletions(-)

diff --git a/res/values/cm_arrays.xml b/res/values/cm_arrays.xml
index b308c083e..94410cf48 100644
--- a/res/values/cm_arrays.xml
+++ b/res/values/cm_arrays.xml
@@ -24,4 +24,24 @@
         <item>@string/setting_off</item>
         <item>@string/setting_on</item>
     </array>
+
+    <!-- Touch focus duration -->
+    <string-array name="pref_camera_focustime_duration_entries" translatable="false">
+        <item>@string/pref_camera_focustime_entry_5</item>
+        <item>@string/pref_camera_focustime_entry_10</item>
+        <item>@string/pref_camera_focustime_entry_15</item>
+        <item>@string/pref_camera_focustime_entry_20</item>
+        <item>@string/pref_camera_focustime_entry_30</item>
+        <item>@string/pref_camera_focustime_entry_infinite</item>
+    </string-array>
+
+    <!-- Stored in milliseconds -->
+    <string-array name="pref_camera_focustime_duration_values" translatable="false">
+        <item>5000</item>
+        <item>10000</item>
+        <item>15000</item>
+        <item>20000</item>
+        <item>30000</item>
+        <item>0</item>
+    </string-array>
 </resources>
diff --git a/res/values/cm_strings.xml b/res/values/cm_strings.xml
index 0a9775194..b328bda18 100644
--- a/res/values/cm_strings.xml
+++ b/res/values/cm_strings.xml
@@ -150,4 +150,15 @@
     <!-- Max brightness -->
     <string name="pref_camera_max_brightness_title">Bright screen</string>
     <string name="pref_camera_max_brightness_default" translatable="false">off</string>
+
+    <!-- Touch focus duration -->
+    <string name="pref_camera_focustime_title">Touch focus duration</string>
+    <string name="pref_camera_focustime_default" translatable="false">5000</string>
+
+    <string name="pref_camera_focustime_entry_5">5s</string>
+    <string name="pref_camera_focustime_entry_10">10s</string>
+    <string name="pref_camera_focustime_entry_15">15s</string>
+    <string name="pref_camera_focustime_entry_20">20s</string>
+    <string name="pref_camera_focustime_entry_30">30s</string>
+    <string name="pref_camera_focustime_entry_infinite">Infinite</string>
 </resources>
diff --git a/res/xml/camera_preferences.xml b/res/xml/camera_preferences.xml
index 54d72424d..2fb598e0e 100644
--- a/res/xml/camera_preferences.xml
+++ b/res/xml/camera_preferences.xml
@@ -74,6 +74,12 @@
             camera:entries="@array/pref_camera_focusmode_entries"
             camera:labelList="@array/pref_camera_focusmode_labels"
             camera:entryValues="@array/pref_camera_focusmode_entryvalues" />
+     <ListPreference
+            camera:key="pref_camera_focustime_key"
+            camera:defaultValue="@string/pref_camera_focustime_default"
+            camera:title="@string/pref_camera_focustime_title"
+            camera:entries="@array/pref_camera_focustime_duration_entries"
+            camera:entryValues="@array/pref_camera_focustime_duration_values" />
     <ListPreference
             camera:key="pref_camera_ae_bracket_hdr_key"
             camera:defaultValue="@string/pref_camera_ae_bracket_hdr_default"
diff --git a/src/com/android/camera/CameraSettings.java b/src/com/android/camera/CameraSettings.java
index a8774556f..b27041c2a 100644
--- a/src/com/android/camera/CameraSettings.java
+++ b/src/com/android/camera/CameraSettings.java
@@ -61,6 +61,7 @@ public class CameraSettings {
     public static final String KEY_PICTURE_SIZE = "pref_camera_picturesize_key";
     public static final String KEY_JPEG_QUALITY = "pref_camera_jpegquality_key";
     public static final String KEY_FOCUS_MODE = "pref_camera_focusmode_key";
+    public static final String KEY_FOCUS_TIME = "pref_camera_focustime_key";
     public static final String KEY_FLASH_MODE = "pref_camera_flashmode_key";
     public static final String KEY_VIDEOCAMERA_FLASH_MODE = "pref_camera_video_flashmode_key";
     public static final String KEY_WHITE_BALANCE = "pref_camera_whitebalance_key";
diff --git a/src/com/android/camera/FocusOverlayManager.java b/src/com/android/camera/FocusOverlayManager.java
index c5ffef5c5..3b0ef2771 100644
--- a/src/com/android/camera/FocusOverlayManager.java
+++ b/src/com/android/camera/FocusOverlayManager.java
@@ -60,7 +60,6 @@ public class FocusOverlayManager {
     private static final String TAG = "CAM_FocusManager";
 
     private static final int RESET_TOUCH_FOCUS = 0;
-    private static final int RESET_TOUCH_FOCUS_DELAY = 3000;
 
     private int mState = STATE_IDLE;
     public static final int STATE_IDLE = 0; // Focus is not active.
@@ -107,6 +106,8 @@ public class FocusOverlayManager {
         public void resumeFaceDetection();
     }
 
+    private int mFocusTime; // time after touch-to-focus
+
     public interface Listener {
         public void autoFocus();
         public void cancelAutoFocus();
@@ -272,6 +273,11 @@ public class FocusOverlayManager {
         }
     }
 
+    // set touch-to-focus duration
+    public void setFocusTime(int time) {
+        mFocusTime = time;
+    }
+
     public void onAutoFocus(boolean focused, boolean shutterButtonPressed) {
         if (mState == STATE_FOCUSING_SNAP_ON_FINISH) {
             // Take the picture no matter focus succeeds or fails. No need
@@ -296,8 +302,8 @@ public class FocusOverlayManager {
             updateFocusUI();
             // If this is triggered by touch focus, cancel focus after a
             // while.
-            if (mFocusArea != null) {
-                mHandler.sendEmptyMessageDelayed(RESET_TOUCH_FOCUS, RESET_TOUCH_FOCUS_DELAY);
+            if ((mFocusArea != null) && (mFocusTime != 0)) {
+                mHandler.sendEmptyMessageDelayed(RESET_TOUCH_FOCUS, mFocusTime);
             }
             if (shutterButtonPressed) {
                 // Lock AE & AWB so users can half-press shutter and recompose.
@@ -404,9 +410,10 @@ public class FocusOverlayManager {
             autoFocus();
         } else {  // Just show the indicator in all other cases.
             updateFocusUI();
-            // Reset the metering area in 3 seconds.
             mHandler.removeMessages(RESET_TOUCH_FOCUS);
-            mHandler.sendEmptyMessageDelayed(RESET_TOUCH_FOCUS, RESET_TOUCH_FOCUS_DELAY);
+            if (mFocusTime != 0) {
+                mHandler.sendEmptyMessageDelayed(RESET_TOUCH_FOCUS, mFocusTime);
+            }
         }
     }
 
diff --git a/src/com/android/camera/PhotoMenu.java b/src/com/android/camera/PhotoMenu.java
index ab4c4463f..37aa77fda 100644
--- a/src/com/android/camera/PhotoMenu.java
+++ b/src/com/android/camera/PhotoMenu.java
@@ -149,6 +149,7 @@ public class PhotoMenu extends MenuController
                 CameraSettings.KEY_EXPOSURE,
                 CameraSettings.KEY_WHITE_BALANCE,
                 CameraSettings.KEY_FOCUS_MODE,
+                CameraSettings.KEY_FOCUS_TIME,
                 CameraSettings.KEY_REDEYE_REDUCTION,
                 CameraSettings.KEY_POWER_SHUTTER,
                 CameraSettings.KEY_MAX_BRIGHTNESS
@@ -167,6 +168,7 @@ public class PhotoMenu extends MenuController
                 CameraSettings.KEY_EXPOSURE,
                 CameraSettings.KEY_WHITE_BALANCE,
                 CameraSettings.KEY_FOCUS_MODE,
+                CameraSettings.KEY_FOCUS_TIME,
                 CameraSettings.KEY_REDEYE_REDUCTION,
                 CameraSettings.KEY_POWER_SHUTTER,
                 CameraSettings.KEY_MAX_BRIGHTNESS,
diff --git a/src/com/android/camera/PhotoModule.java b/src/com/android/camera/PhotoModule.java
index 6e2838f23..f67200f88 100644
--- a/src/com/android/camera/PhotoModule.java
+++ b/src/com/android/camera/PhotoModule.java
@@ -3581,6 +3581,11 @@ public class PhotoModule
                 mFocusManager.overrideFocusMode(null);
                 mParameters.setFocusMode(mFocusManager.getFocusMode());
             }
+
+            // Set focus time.
+            mFocusManager.setFocusTime(Integer.valueOf(
+                    mPreferences.getString(CameraSettings.KEY_FOCUS_TIME,
+                    mActivity.getString(R.string.pref_camera_focustime_default))));
         } else {
             mFocusManager.overrideFocusMode(mParameters.getFocusMode());
             if (hdrOn)
-- 
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