Add settings for font sizes

app/src/main/java/protect/card_locker/LoyaltyCardCursorAdapter.java

@@ -9,11 +9,16 @@ import android.widget.CursorAdapter;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import protect.card_locker.preferences.Settings;
+
 class LoyaltyCardCursorAdapter extends CursorAdapter
 {
+    Settings settings;
+
     public LoyaltyCardCursorAdapter(Context context, Cursor cursor)
     {
         super(context, cursor, 0);
+        settings = new Settings(context);
     }
 
     // The newView method is used to inflate a new view and return it,
@@ -40,10 +45,13 @@ class LoyaltyCardCursorAdapter extends CursorAdapter
         // Populate fields with extracted properties
         storeField.setText(loyaltyCard.store);
 
+        storeField.setTextSize(settings.getCardTitleListFontSize());
+
         if(loyaltyCard.note.isEmpty() == false)
         {
             noteField.setVisibility(View.VISIBLE);
             noteField.setText(loyaltyCard.note);
+            noteField.setTextSize(settings.getCardNoteListFontSize());
         }
         else
         {

app/src/main/java/protect/card_locker/LoyaltyCardViewActivity.java

@@ -6,10 +6,12 @@ import android.content.pm.ActivityInfo;
 import android.graphics.Color;
 import android.os.Build;
 import android.os.Bundle;
+import android.support.v4.widget.TextViewCompat;
 import android.support.v7.app.ActionBar;
 import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.Toolbar;
 import android.util.Log;
+import android.util.TypedValue;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
@@ -22,6 +24,8 @@ import android.widget.Toast;
 
 import com.google.zxing.BarcodeFormat;
 
+import protect.card_locker.preferences.Settings;
+
 
 public class LoyaltyCardViewActivity extends AppCompatActivity
 {
@@ -36,6 +40,7 @@ public class LoyaltyCardViewActivity extends AppCompatActivity
     int loyaltyCardId;
     boolean rotationEnabled;
     DBHelper db;
+    Settings settings;
 
     private void extractIntentFields(Intent intent)
     {
@@ -49,6 +54,8 @@ public class LoyaltyCardViewActivity extends AppCompatActivity
     {
         super.onCreate(savedInstanceState);
 
+        settings = new Settings(this);
+
         extractIntentFields(getIntent());
 
         setContentView(R.layout.loyalty_card_view_layout);
@@ -110,10 +117,16 @@ public class LoyaltyCardViewActivity extends AppCompatActivity
         final String cardIdString = loyaltyCard.cardId;
 
         cardIdFieldView.setText(loyaltyCard.cardId);
+        TextViewCompat.setAutoSizeTextTypeUniformWithConfiguration(cardIdFieldView,
+                getResources().getInteger(R.integer.settings_card_id_min_font_size_sp)-1, settings.getCardIdFontSize(),
+                1, TypedValue.COMPLEX_UNIT_SP);
 
         if(loyaltyCard.note.length() > 0)
         {
             noteView.setText(loyaltyCard.note);
+            TextViewCompat.setAutoSizeTextTypeUniformWithConfiguration(noteView,
+                    getResources().getInteger(R.integer.settings_card_note_min_font_size_sp)-1,
+                    settings.getCardNoteFontSize(), 1, TypedValue.COMPLEX_UNIT_SP);
         }
         else
         {
@@ -122,6 +135,7 @@ public class LoyaltyCardViewActivity extends AppCompatActivity
         }
 
         storeName.setText(loyaltyCard.store);
+        storeName.setTextSize(settings.getCardTitleFontSize());
 
         int textColor;
         if(loyaltyCard.headerTextColor != null)

app/src/main/java/protect/card_locker/MainActivity.java

@@ -30,6 +30,7 @@ import java.util.Calendar;
 import java.util.Map;
 
 import protect.card_locker.intro.IntroActivity;
+import protect.card_locker.preferences.SettingsActivity;
 
 public class MainActivity extends AppCompatActivity
 {
@@ -164,6 +165,13 @@ public class MainActivity extends AppCompatActivity
             return true;
         }
 
+        if(id == R.id.action_settings)
+        {
+            Intent i = new Intent(getApplicationContext(), SettingsActivity.class);
+            startActivity(i);
+            return true;
+        }
+
         if(id == R.id.action_intro)
         {
             startIntro();
@@ -188,6 +196,7 @@ public class MainActivity extends AppCompatActivity
             .put("ZXing Android Embedded", "https://github.com/journeyapps/zxing-android-embedded")
             .put("AppIntro", "https://github.com/apl-devs/AppIntro")
             .put("Color Picker", "https://github.com/jaredrummler/ColorPicker")
+            .put("VNTNumberPickerPreference", "https://github.com/vanniktech/VNTNumberPickerPreference")
             .build();
 
         final Map<String, String> USED_ASSETS = ImmutableMap.of

app/src/main/java/protect/card_locker/preferences/Settings.java

@@ -0,0 +1,61 @@
+package protect.card_locker.preferences;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.preference.PreferenceManager;
+import android.support.annotation.IntegerRes;
+import android.support.annotation.StringRes;
+
+import protect.card_locker.R;
+
+public class Settings
+{
+    private Context context;
+    private SharedPreferences settings;
+
+    public Settings(Context context)
+    {
+        this.context = context;
+        this.settings = PreferenceManager.getDefaultSharedPreferences(context);
+    }
+
+    private String getResString(@StringRes int resId)
+    {
+        return context.getString(resId);
+    }
+
+    private int getResInt(@IntegerRes int resId)
+    {
+        return context.getResources().getInteger(resId);
+    }
+
+    private int getInt(@StringRes int keyId, @IntegerRes int defaultId)
+    {
+        return settings.getInt(getResString(keyId), getResInt(defaultId));
+    }
+
+    public int getCardTitleListFontSize()
+    {
+        return getInt(R.string.settings_key_card_title_list_font_size, R.integer.settings_card_title_list_font_size_sp);
+    }
+
+    public int getCardNoteListFontSize()
+    {
+        return getInt(R.string.settings_key_card_note_list_font_size, R.integer.settings_card_note_list_font_size_sp);
+    }
+
+    public int getCardTitleFontSize()
+    {
+        return getInt(R.string.settings_key_card_title_font_size, R.integer.settings_card_title_font_size_sp);
+    }
+
+    public int getCardIdFontSize()
+    {
+        return getInt(R.string.settings_key_card_id_font_size, R.integer.settings_card_id_font_size_sp);
+    }
+
+    public int getCardNoteFontSize()
+    {
+        return getInt(R.string.settings_key_card_note_font_size, R.integer.settings_card_note_font_size_sp);
+    }
+}

app/src/main/java/protect/card_locker/preferences/SettingsActivity.java

@@ -0,0 +1,56 @@
+package protect.card_locker.preferences;
+
+import android.os.Bundle;
+import android.preference.PreferenceFragment;
+import android.support.v7.app.ActionBar;
+import android.support.v7.app.AppCompatActivity;
+import android.view.MenuItem;
+
+import protect.card_locker.R;
+
+public class SettingsActivity extends AppCompatActivity
+{
+    @Override
+    protected void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+
+        ActionBar actionBar = getSupportActionBar();
+        if(actionBar != null)
+        {
+            getSupportActionBar().setDisplayHomeAsUpEnabled(true);
+        }
+
+        // Display the fragment as the main content.
+        getFragmentManager().beginTransaction()
+                .replace(android.R.id.content, new SettingsFragment())
+                .commit();
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item)
+    {
+        int id = item.getItemId();
+
+        if(id == android.R.id.home)
+        {
+            finish();
+            return true;
+        }
+
+        return super.onOptionsItemSelected(item);
+    }
+
+    public static class SettingsFragment extends PreferenceFragment
+    {
+        @Override
+        public void onCreate(Bundle savedInstanceState)
+        {
+            super.onCreate(savedInstanceState);
+
+            // Load the preferences from an XML resource
+            addPreferencesFromResource(R.xml.preferences);
+        }
+    }
+}
+