Add debug settings for keypress popup animations

Bug: 12928125
Change-Id: I49faab754c7d1dcf4a791dfc535d3a78b62ce67a

4 files changed, 159 insertions, 6 deletions

diff --git a/java/src/com/android/inputmethod/latin/settings/DebugSettings.java b/java/src/com/android/inputmethod/latin/settings/DebugSettings.java
index fa5ae92e7..c87dd1589 100644
--- a/java/src/com/android/inputmethod/latin/settings/DebugSettings.java
+++ b/java/src/com/android/inputmethod/latin/settings/DebugSettings.java
@@ -18,6 +18,7 @@ package com.android.inputmethod.latin.settings;
 
 import android.content.Intent;
 import android.content.SharedPreferences;
+import android.content.res.Resources;
 import android.os.Bundle;
 import android.os.Process;
 import android.preference.CheckBoxPreference;
@@ -32,6 +33,7 @@ import com.android.inputmethod.latin.LatinImeLogger;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.debug.ExternalDictionaryGetterForDebug;
 import com.android.inputmethod.latin.utils.ApplicationUtils;
+import com.android.inputmethod.latin.utils.ResourceUtils;
 
 public final class DebugSettings extends PreferenceFragment
         implements SharedPreferences.OnSharedPreferenceChangeListener {
@@ -42,6 +44,14 @@ public final class DebugSettings extends PreferenceFragment
     public static final String PREF_STATISTICS_LOGGING = "enable_logging";
     public static final String PREF_USE_ONLY_PERSONALIZATION_DICTIONARY_FOR_DEBUG =
             "use_only_personalization_dictionary_for_debug";
+    public static final String PREF_KEY_PREVIEW_SHOW_UP_START_SCALE =
+            "pref_key_preview_show_up_start_scale";
+    public static final String PREF_KEY_PREVIEW_DISMISS_END_SCALE =
+            "pref_key_preview_dismiss_end_scale";
+    public static final String PREF_KEY_PREVIEW_SHOW_UP_DURATION =
+            "pref_key_preview_show_up_duration";
+    public static final String PREF_KEY_PREVIEW_DISMISS_DURATION =
+            "pref_key_preview_dismiss_duration";
     private static final String PREF_READ_EXTERNAL_DICTIONARY = "read_external_dictionary";
     private static final String PREF_DUMP_CONTACTS_DICT = "dump_contacts_dict";
     private static final String PREF_DUMP_USER_DICT = "dump_user_dict";
@@ -101,6 +111,17 @@ public final class DebugSettings extends PreferenceFragment
                 dictDumpPrefClickListener);
         findPreference(PREF_DUMP_PERSONALIZATION_DICT).setOnPreferenceClickListener(
                 dictDumpPrefClickListener);
+        final Resources res = getResources();
+        setupKeyPreviewAnimationDuration(prefs, res, PREF_KEY_PREVIEW_SHOW_UP_DURATION,
+                res.getInteger(R.integer.config_key_preview_show_up_duration));
+        setupKeyPreviewAnimationDuration(prefs, res, PREF_KEY_PREVIEW_DISMISS_DURATION,
+                res.getInteger(R.integer.config_key_preview_dismiss_duration));
+        setupKeyPreviewAnimationScale(prefs, res, PREF_KEY_PREVIEW_SHOW_UP_START_SCALE,
+                ResourceUtils.getFloatFromFraction(
+                        res, R.fraction.config_key_preview_show_up_start_scale));
+        setupKeyPreviewAnimationScale(prefs, res, PREF_KEY_PREVIEW_DISMISS_END_SCALE,
+                ResourceUtils.getFloatFromFraction(
+                        res, R.fraction.config_key_preview_dismiss_end_scale));
 
         mServiceNeedsRestart = false;
         mDebugMode = (CheckBoxPreference) findPreference(PREF_DEBUG_MODE);
@@ -180,4 +201,92 @@ public final class DebugSettings extends PreferenceFragment
             mDebugMode.setSummary(version);
         }
     }
+
+    private void setupKeyPreviewAnimationScale(final SharedPreferences sp, final Resources res,
+            final String prefKey, final float defaultValue) {
+        final SeekBarDialogPreference pref = (SeekBarDialogPreference)findPreference(prefKey);
+        if (pref == null) {
+            return;
+        }
+        pref.setInterface(new SeekBarDialogPreference.ValueProxy() {
+            private static final float PERCENTAGE_FLOAT = 100.0f;
+
+            private float getValueFromPercentage(final int percentage) {
+                return percentage / PERCENTAGE_FLOAT;
+            }
+
+            private int getPercentageFromValue(final float floatValue) {
+                return (int)(floatValue * PERCENTAGE_FLOAT);
+            }
+
+            @Override
+            public void writeValue(final int value, final String key) {
+                sp.edit().putFloat(key, getValueFromPercentage(value)).apply();
+            }
+
+            @Override
+            public void writeDefaultValue(final String key) {
+                sp.edit().remove(key).apply();
+            }
+
+            @Override
+            public int readValue(final String key) {
+                return getPercentageFromValue(
+                        Settings.readKeyPreviewAnimationScale(sp, key, defaultValue));
+            }
+
+            @Override
+            public int readDefaultValue(final String key) {
+                return getPercentageFromValue(defaultValue);
+            }
+
+            @Override
+            public String getValueText(final int value) {
+                if (value < 0) {
+                    return res.getString(R.string.settings_system_default);
+                }
+                return String.format("%d%%", value);
+            }
+
+            @Override
+            public void feedbackValue(final int value) {}
+        });
+    }
+
+    private void setupKeyPreviewAnimationDuration(final SharedPreferences sp, final Resources res,
+            final String prefKey, final int defaultValue) {
+        final SeekBarDialogPreference pref = (SeekBarDialogPreference)findPreference(prefKey);
+        if (pref == null) {
+            return;
+        }
+        pref.setInterface(new SeekBarDialogPreference.ValueProxy() {
+            @Override
+            public void writeValue(final int value, final String key) {
+                sp.edit().putInt(key, value).apply();
+            }
+
+            @Override
+            public void writeDefaultValue(final String key) {
+                sp.edit().remove(key).apply();
+            }
+
+            @Override
+            public int readValue(final String key) {
+                return Settings.readKeyPreviewAnimationDuration(sp, key, defaultValue);
+            }
+
+            @Override
+            public int readDefaultValue(final String key) {
+                return defaultValue;
+            }
+
+            @Override
+            public String getValueText(final int value) {
+                return res.getString(R.string.abbreviation_unit_milliseconds, value);
+            }
+
+            @Override
+            public void feedbackValue(final int value) {}
+        });
+    }
 }
diff --git a/java/src/com/android/inputmethod/latin/settings/Settings.java b/java/src/com/android/inputmethod/latin/settings/Settings.java
index 9bf269b6e..f0f7de7d4 100644
--- a/java/src/com/android/inputmethod/latin/settings/Settings.java
+++ b/java/src/com/android/inputmethod/latin/settings/Settings.java
@@ -107,6 +107,9 @@ public final class Settings implements SharedPreferences.OnSharedPreferenceChang
     public static final String PREF_EMOJI_CATEGORY_LAST_TYPED_ID = "emoji_category_last_typed_id";
     public static final String PREF_LAST_SHOWN_EMOJI_CATEGORY_ID = "last_shown_emoji_category_id";
 
+    private static final float UNDEFINED_PREFERENCE_VALUE_FLOAT = -1.0f;
+    private static final int UNDEFINED_PREFERENCE_VALUE_INT = -1;
+
     private Context mContext;
     private Resources mRes;
     private SharedPreferences mPrefs;
@@ -301,8 +304,10 @@ public final class Settings implements SharedPreferences.OnSharedPreferenceChang
 
     public static float readKeypressSoundVolume(final SharedPreferences prefs,
             final Resources res) {
-        final float volume = prefs.getFloat(PREF_KEYPRESS_SOUND_VOLUME, -1.0f);
-        return (volume >= 0) ? volume : readDefaultKeypressSoundVolume(res);
+        final float volume = prefs.getFloat(
+                PREF_KEYPRESS_SOUND_VOLUME, UNDEFINED_PREFERENCE_VALUE_FLOAT);
+        return (volume != UNDEFINED_PREFERENCE_VALUE_FLOAT) ? volume
+                : readDefaultKeypressSoundVolume(res);
     }
 
     public static float readDefaultKeypressSoundVolume(final Resources res) {
@@ -312,8 +317,10 @@ public final class Settings implements SharedPreferences.OnSharedPreferenceChang
 
     public static int readKeyLongpressTimeout(final SharedPreferences prefs,
             final Resources res) {
-        final int ms = prefs.getInt(PREF_KEY_LONGPRESS_TIMEOUT, -1);
-        return (ms >= 0) ? ms : readDefaultKeyLongpressTimeout(res);
+        final int milliseconds = prefs.getInt(
+                PREF_KEY_LONGPRESS_TIMEOUT, UNDEFINED_PREFERENCE_VALUE_INT);
+        return (milliseconds != UNDEFINED_PREFERENCE_VALUE_INT) ? milliseconds
+                : readDefaultKeyLongpressTimeout(res);
     }
 
     public static int readDefaultKeyLongpressTimeout(final Resources res) {
@@ -322,8 +329,10 @@ public final class Settings implements SharedPreferences.OnSharedPreferenceChang
 
     public static int readKeypressVibrationDuration(final SharedPreferences prefs,
             final Resources res) {
-        final int ms = prefs.getInt(PREF_VIBRATION_DURATION_SETTINGS, -1);
-        return (ms >= 0) ? ms : readDefaultKeypressVibrationDuration(res);
+        final int milliseconds = prefs.getInt(
+                PREF_VIBRATION_DURATION_SETTINGS, UNDEFINED_PREFERENCE_VALUE_INT);
+        return (milliseconds != UNDEFINED_PREFERENCE_VALUE_INT) ? milliseconds
+                : readDefaultKeypressVibrationDuration(res);
     }
 
     public static int readDefaultKeypressVibrationDuration(final Resources res) {
@@ -335,6 +344,18 @@ public final class Settings implements SharedPreferences.OnSharedPreferenceChang
         return prefs.getBoolean(DebugSettings.PREF_USABILITY_STUDY_MODE, true);
     }
 
+    public static float readKeyPreviewAnimationScale(final SharedPreferences prefs,
+            final String prefKey, final float defaultValue) {
+        final float fraction = prefs.getFloat(prefKey, UNDEFINED_PREFERENCE_VALUE_FLOAT);
+        return (fraction != UNDEFINED_PREFERENCE_VALUE_FLOAT) ? fraction : defaultValue;
+    }
+
+    public static int readKeyPreviewAnimationDuration(final SharedPreferences prefs,
+            final String prefKey, final int defaultValue) {
+        final int milliseconds = prefs.getInt(prefKey, UNDEFINED_PREFERENCE_VALUE_INT);
+        return (milliseconds != UNDEFINED_PREFERENCE_VALUE_INT) ? milliseconds : defaultValue;
+    }
+
     public static boolean readUseFullscreenMode(final Resources res) {
         return res.getBoolean(R.bool.config_use_fullscreen_mode);
     }
diff --git a/java/src/com/android/inputmethod/latin/settings/SettingsValues.java b/java/src/com/android/inputmethod/latin/settings/SettingsValues.java
index 2979544ae..90d3519a4 100644
--- a/java/src/com/android/inputmethod/latin/settings/SettingsValues.java
+++ b/java/src/com/android/inputmethod/latin/settings/SettingsValues.java
@@ -29,6 +29,7 @@ import com.android.inputmethod.latin.InputAttributes;
 import com.android.inputmethod.latin.R;
 import com.android.inputmethod.latin.RichInputMethodManager;
 import com.android.inputmethod.latin.utils.AsyncResultHolder;
+import com.android.inputmethod.latin.utils.ResourceUtils;
 import com.android.inputmethod.latin.utils.TargetPackageInfoGetterTask;
 
 import java.util.Arrays;
@@ -93,6 +94,10 @@ public final class SettingsValues {
 
     // Debug settings
     public final boolean mIsInternal;
+    public final int mKeyPreviewShowUpDuration;
+    public final int mKeyPreviewDismissDuration;
+    public final float mKeyPreviewShowUpStartScale;
+    public final float mKeyPreviewDismissEndScale;
 
     public SettingsValues(final Context context, final SharedPreferences prefs, final Resources res,
             final InputAttributes inputAttributes) {
@@ -149,6 +154,20 @@ public final class SettingsValues {
         AdditionalFeaturesSettingUtils.readAdditionalFeaturesPreferencesIntoArray(
                 prefs, mAdditionalFeaturesSettingValues);
         mIsInternal = Settings.isInternal(prefs);
+        mKeyPreviewShowUpDuration = Settings.readKeyPreviewAnimationDuration(
+                prefs, DebugSettings.PREF_KEY_PREVIEW_SHOW_UP_DURATION,
+                res.getInteger(R.integer.config_key_preview_show_up_duration));
+        mKeyPreviewDismissDuration = Settings.readKeyPreviewAnimationDuration(
+                prefs, DebugSettings.PREF_KEY_PREVIEW_DISMISS_DURATION,
+                res.getInteger(R.integer.config_key_preview_dismiss_duration));
+        mKeyPreviewShowUpStartScale = Settings.readKeyPreviewAnimationScale(
+                prefs, DebugSettings.PREF_KEY_PREVIEW_SHOW_UP_START_SCALE,
+                ResourceUtils.getFloatFromFraction(
+                        res, R.fraction.config_key_preview_show_up_start_scale));
+        mKeyPreviewDismissEndScale = Settings.readKeyPreviewAnimationScale(
+                prefs, DebugSettings.PREF_KEY_PREVIEW_DISMISS_END_SCALE,
+                ResourceUtils.getFloatFromFraction(
+                        res, R.fraction.config_key_preview_dismiss_end_scale));
         mUseOnlyPersonalizationDictionaryForDebug = prefs.getBoolean(
                 DebugSettings.PREF_USE_ONLY_PERSONALIZATION_DICTIONARY_FOR_DEBUG, false);
         mDisplayOrientation = res.getConfiguration().orientation;
diff --git a/java/src/com/android/inputmethod/latin/utils/ResourceUtils.java b/java/src/com/android/inputmethod/latin/utils/ResourceUtils.java
index deb28a08d..3a1c24c74 100644
--- a/java/src/com/android/inputmethod/latin/utils/ResourceUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/ResourceUtils.java
@@ -260,6 +260,10 @@ public final class ResourceUtils {
         return dimension >= 0;
     }
 
+    public static float getFloatFromFraction(final Resources res, final int fractionResId) {
+        return res.getFraction(fractionResId, 1, 1);
+    }
+
     public static float getFraction(final TypedArray a, final int index, final float defValue) {
         final TypedValue value = a.peekValue(index);
         if (value == null || !isFractionValue(value)) {