VoiceSettings.java: Support reading the default_pitch and espeak_pitch preferences.

android/eSpeakTests/src/com/reecedunn/espeak/test/VoiceSettingsTest.java

         VoiceSettings settings = new VoiceSettings(prefs, synth);
         assertThat(settings.getVoiceVariant().toString(), is("male"));
         assertThat(settings.getRate(), is(synth.Rate.getDefaultValue()));
+        assertThat(settings.getPitch(), is(synth.Pitch.getDefaultValue()));
     }
 
     // Old Settings
         VoiceSettings settings = new VoiceSettings(prefs, synth);
         assertThat(settings.getVoiceVariant().toString(), is("male"));
         assertThat(settings.getRate(), is(synth.Rate.getDefaultValue()));
+        assertThat(settings.getPitch(), is(synth.Pitch.getDefaultValue()));
     }
 
     public void testDefaultGenderFemale()
         VoiceSettings settings = new VoiceSettings(prefs, synth);
         assertThat(settings.getVoiceVariant().toString(), is("female"));
         assertThat(settings.getRate(), is(synth.Rate.getDefaultValue()));
+        assertThat(settings.getPitch(), is(synth.Pitch.getDefaultValue()));
     }
 
     public void defaultRateTest(int prefValue, int settingValue, SpeechSynthesis synth)
         VoiceSettings settings = new VoiceSettings(prefs, synth);
         assertThat(settings.getVoiceVariant().toString(), is("male"));
         assertThat(settings.getRate(), is(settingValue));
+        assertThat(settings.getPitch(), is(synth.Pitch.getDefaultValue()));
     }
 
     public void testDefaultRate()
         defaultRateTest( 25,  80, synth); // clamped to minimum value
     }
 
+    public void defaultPitchTest(int prefValue, int settingValue, SpeechSynthesis synth)
+    {
+        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
+        SharedPreferences.Editor editor = prefs.edit();
+        editor.clear();
+        editor.putString("default_pitch", Integer.toString(prefValue));
+        editor.commit();
+
+        VoiceSettings settings = new VoiceSettings(prefs, synth);
+        assertThat(settings.getVoiceVariant().toString(), is("male"));
+        assertThat(settings.getRate(), is(synth.Rate.getDefaultValue()));
+        assertThat(settings.getPitch(), is(settingValue));
+    }
+
+    public void testDefaultPitch()
+    {
+        SpeechSynthesis synth = new SpeechSynthesis(getContext(), mCallback);
+        defaultPitchTest(250, 100, synth); // clamped to maximum value
+        defaultPitchTest(200, 100, synth);
+        defaultPitchTest(100,  50, synth); // default value
+        defaultPitchTest( 50,  25, synth);
+        defaultPitchTest(  0,   0, synth);
+        defaultPitchTest( -5,   0, synth); // clamped to minimum value
+    }
+
     // New Settings
 
     public void testEspeakVariant()
         VoiceSettings settings = new VoiceSettings(prefs, synth);
         assertThat(settings.getVoiceVariant().toString(), is("klatt2-old"));
         assertThat(settings.getRate(), is(synth.Rate.getDefaultValue()));
+        assertThat(settings.getPitch(), is(synth.Pitch.getDefaultValue()));
     }
 
     public void espeakRateTest(int prefValue, int settingValue, SpeechSynthesis synth)
         VoiceSettings settings = new VoiceSettings(prefs, synth);
         assertThat(settings.getVoiceVariant().toString(), is("male"));
         assertThat(settings.getRate(), is(settingValue));
+        assertThat(settings.getPitch(), is(synth.Pitch.getDefaultValue()));
     }
 
     public void testEspeakRate()
         espeakRateTest( 70,  80, synth); // clamped to minimum value
     }
 
+    public void espeakPitchTest(int prefValue, int settingValue, SpeechSynthesis synth)
+    {
+        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
+        SharedPreferences.Editor editor = prefs.edit();
+        editor.clear();
+        editor.putString("espeak_pitch", Integer.toString(prefValue));
+        editor.commit();
+
+        VoiceSettings settings = new VoiceSettings(prefs, synth);
+        assertThat(settings.getVoiceVariant().toString(), is("male"));
+        assertThat(settings.getRate(), is(synth.Rate.getDefaultValue()));
+        assertThat(settings.getPitch(), is(settingValue));
+    }
+
+    public void testEspeakPitch()
+    {
+        SpeechSynthesis synth = new SpeechSynthesis(getContext(), mCallback);
+        espeakPitchTest(110, 100, synth); // clamped to maximum value
+        espeakPitchTest(100, 100, synth);
+        espeakPitchTest( 50,  50, synth); // default value
+        espeakPitchTest( 10,  10, synth);
+        espeakPitchTest( -5,   0, synth); // clamped to minimum value
+    }
+
     // Mixed (Old and New) Settings
 
     public void testEspeakVariantWithDefaultGenderFemale()
         VoiceSettings settings = new VoiceSettings(prefs, synth);
         assertThat(settings.getVoiceVariant().toString(), is("klatt4"));
         assertThat(settings.getRate(), is(synth.Rate.getDefaultValue()));
+        assertThat(settings.getPitch(), is(synth.Pitch.getDefaultValue()));
     }
 
     public void testEspeakRateWithDefaultRate()
         VoiceSettings settings = new VoiceSettings(prefs, synth);
         assertThat(settings.getVoiceVariant().toString(), is("male"));
         assertThat(settings.getRate(), is(200));
+        assertThat(settings.getPitch(), is(synth.Pitch.getDefaultValue()));
     }
 }

android/src/com/reecedunn/espeak/VoiceSettings.java

     public static final String PREF_VARIANT = "espeak_variant";
     public static final String PREF_DEFAULT_RATE = "default_rate";
     public static final String PREF_RATE = "espeak_rate";
+    public static final String PREF_DEFAULT_PITCH = "default_pitch";
+    public static final String PREF_PITCH = "espeak_pitch";
 
     public VoiceSettings(SharedPreferences preferences, SpeechSynthesis engine) {
         mPreferences = preferences;
         return rate;
     }
 
+    public int getPitch() {
+        int min = mEngine.Pitch.getMinValue();
+        int max = mEngine.Pitch.getMaxValue();
+
+        int pitch = getPreferenceValue(PREF_PITCH, Integer.MIN_VALUE);
+        if (pitch == Integer.MIN_VALUE) {
+            pitch = getPreferenceValue(PREF_DEFAULT_PITCH, 100) / 2;
+        }
+
+        if (pitch > max) pitch = max;
+        if (pitch < min) pitch = min;
+        return pitch;
+    }
+
     private int getPreferenceValue(String preference, int defaultValue) {
         String prefString = mPreferences.getString(preference, null);
         if (prefString == null) {