AudioFX: finish rename; persist process

- Set persistent flag for app in the manifest, this backing process shouldn't be
  dying when the user swipes away the UI

- Fix package structure to be org.cyanogenmod.audiofx

- Add missing java license headers

Change-Id: I03d37b6ca0548d881aaf46754c776da923e1ef59

1 files changed, 160 insertions, 0 deletions

diff --git a/src/org/cyanogenmod/audiofx/Constants.java b/src/org/cyanogenmod/audiofx/Constants.java
new file mode 100644
index 0000000..4c1fafb
--- /dev/null
+++ b/src/org/cyanogenmod/audiofx/Constants.java
@@ -0,0 +1,160 @@
+/*
+ * Copyright (C) 2014 The CyanogenMod 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.
+ */
+package org.cyanogenmod.audiofx;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import org.cyanogenmod.audiofx.eq.EqUtils;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Constants {
+
+    // current pref version, bump to rebuild prefs
+    public static final int CURRENT_PREFS_INT_VERSION = 2;
+
+    // effect type identifiers
+    public static final int EFFECT_TYPE_ANDROID = 1;
+    public static final int EFFECT_TYPE_MAXXAUDIO = 2;
+    public static final int EFFECT_TYPE_DTS = 3;
+
+    // global settings
+    public static final String AUDIOFX_GLOBAL_FILE = "global";
+
+    public static final String DEVICE_SPEAKER = "speaker";
+    public static final String DEVICE_HEADSET = "headset";
+    public static final String DEVICE_LINE_OUT = "lineout";
+    public static final String DEVICE_PREFIX_USB = "usb";
+    public static final String DEVICE_PREFIX_CAST = "wireless";
+    public static final String DEVICE_PREFIX_BLUETOOTH = "bluetooth";
+
+    public static final String SAVED_DEFAULTS = "saved_defaults";
+
+    public static final String AUDIOFX_GLOBAL_USE_DTS = "audiofx.global.use_dts";
+    public static final String AUDIOFX_GLOBAL_HAS_DTS = "audiofx.global.has_dts";
+    public static final String AUDIOFX_GLOBAL_ENABLE_DTS = "audiofx.global.dts.enable";
+    public static final String AUDIOFX_GLOBAL_HAS_MAXXAUDIO = "audiofx.global.hasmaxxaudio";
+    public static final String AUDIOFX_GLOBAL_HAS_BASSBOOST = "audiofx.global.hasbassboost";
+    public static final String AUDIOFX_GLOBAL_HAS_VIRTUALIZER = "audiofx.global.hasvirtualizer";
+    public static final String AUDIOFX_GLOBAL_PREFS_VERSION_INT = "audiofx.global.prefs.version";
+
+    // per-device settings
+    public static final boolean DEVICE_DEFAULT_GLOBAL_ENABLE = false;
+
+    /**
+     * not really global enable, but really the device global enable...
+     */
+    public static final String DEVICE_AUDIOFX_GLOBAL_ENABLE = "audiofx.global.enable";
+    public static final String DEVICE_AUDIOFX_BASS_ENABLE = "audiofx.bass.enable";
+    public static final String DEVICE_AUDIOFX_BASS_STRENGTH = "audiofx.bass.strength";
+    public static final String DEVICE_AUDIOFX_REVERB_PRESET = "audiofx.reverb.preset";
+    public static final String DEVICE_AUDIOFX_VIRTUALIZER_ENABLE = "audiofx.virtualizer.enable";
+    public static final String DEVICE_AUDIOFX_VIRTUALIZER_STRENGTH = "audiofx.virtualizer.strength";
+    public static final String DEVICE_AUDIOFX_TREBLE_ENABLE = "audiofx.treble.enable";
+    public static final String DEVICE_AUDIOFX_TREBLE_STRENGTH = "audiofx.treble.strength";
+    public static final String DEVICE_AUDIOFX_MAXXVOLUME_ENABLE = "audiofx.maxxvolume.enable";
+
+    public static final String DEVICE_AUDIOFX_EQ_PRESET = "audiofx.eq.preset";
+    public static final String DEVICE_AUDIOFX_EQ_PRESET_LEVELS = "audiofx.eq.preset.levels";
+
+    // eq
+    public static final String EQUALIZER_NUMBER_OF_PRESETS = "equalizer.number_of_presets";
+    public static final String EQUALIZER_NUMBER_OF_BANDS = "equalizer.number_of_bands";
+    public static final String EQUALIZER_BAND_LEVEL_RANGE = "equalizer.band_level_range";
+    public static final String EQUALIZER_CENTER_FREQS = "equalizer.center_freqs";
+    public static final String EQUALIZER_PRESET = "equalizer.preset.";
+    public static final String EQUALIZER_PRESET_NAMES = "equalizer.preset_names";
+
+    // musicfx constants
+    public static final String MUSICFX_PREF_NAME = "musicfx";
+    public static final String MUSICFX_DEFAULT_PACKAGE_KEY = "defaultpanelpackage";
+    public static final String MUSICFX_DEFAULT_PANEL_KEY = "defaultpanelname";
+
+    public static SharedPreferences getMusicFxPrefs(Context context) {
+        return context.getSharedPreferences(MUSICFX_PREF_NAME, Context.MODE_PRIVATE);
+    }
+
+    public static SharedPreferences getGlobalPrefs(Context context) {
+        return context.getSharedPreferences(AUDIOFX_GLOBAL_FILE, 0);
+    }
+
+    public static List<Preset> getCustomPresets(Context ctx, int bands) {
+        ArrayList<Preset> presets = new ArrayList<Preset>();
+        final SharedPreferences presetPrefs = ctx.getSharedPreferences("custom_presets", 0);
+        String[] presetNames = presetPrefs.getString("preset_names", "").split("\\|");
+
+        for (int i = 0; i < presetNames.length; i++) {
+            String storedPresetString = presetPrefs.getString(presetNames[i], null);
+            if (storedPresetString == null) {
+                continue;
+            }
+            Preset.CustomPreset p = Preset.CustomPreset.fromString(storedPresetString);
+            presets.add(p);
+        }
+
+        return presets;
+    }
+
+    public static void saveCustomPresets(Context ctx, List<Preset> presets) {
+        final SharedPreferences.Editor presetPrefs = ctx.getSharedPreferences("custom_presets", 0).edit();
+        presetPrefs.clear();
+
+        StringBuffer presetNames = new StringBuffer();
+        for (int i = 0; i < presets.size(); i++) {
+            final Preset preset = presets.get(i);
+            if (preset instanceof Preset.CustomPreset
+                    && !(preset instanceof Preset.PermCustomPreset)) {
+                Preset.CustomPreset p = (Preset.CustomPreset) preset;
+                presetNames.append(p.getName());
+                presetNames.append("|");
+
+                presetPrefs.putString(p.getName(), p.toString());
+            }
+        }
+        if (presetNames.length() > 0) {
+            presetNames.deleteCharAt(presetNames.length() - 1);
+        }
+
+        presetPrefs.putString("preset_names", presetNames.toString());
+        presetPrefs.commit();
+    }
+
+    public static int[] getBandLevelRange(Context context) {
+        String savedCenterFreqs = context.getSharedPreferences("global", 0).getString("equalizer.band_level_range", null);
+        if (savedCenterFreqs == null || savedCenterFreqs.isEmpty()) {
+            return new int[]{-1500, 1500};
+        } else {
+            String[] split = savedCenterFreqs.split(";");
+            int[] freqs = new int[split.length];
+            for (int i = 0; i < split.length; i++) {
+                freqs[i] = Integer.valueOf(split[i]);
+            }
+            return freqs;
+        }
+    }
+
+    public static int[] getCenterFreqs(Context context, int eqBands) {
+        String savedCenterFreqs = context.getSharedPreferences("global", 0).getString("equalizer.center_freqs",
+                EqUtils.getZeroedBandsString(eqBands));
+        String[] split = savedCenterFreqs.split(";");
+        int[] freqs = new int[split.length];
+        for (int i = 0; i < split.length; i++) {
+            freqs[i] = Integer.valueOf(split[i]);
+        }
+        return freqs;
+    }
+}