Should fix #174. Added the ability to set the font size of the content of the article reader.

CHANGELOG.md

@@ -4,7 +4,7 @@
 
 - Added an option to use a webview in the article viewer (see #149)
 
-- Fixes (#151 #152 #155 #157 #160)
+- Fixes (#151 #152 #155 #157 #160 #174)
 
 - New year fixes !!!
 
@@ -20,6 +20,8 @@
 
 - Better handling for articles update. (See #169)
 
+- Ability to change the article viewer content font size (see #153)
+
 **1.5.5.x (didn't last long) AND 1.5.6.x**
 
 - Toolbar in reader activity.

app/src/main/java/apps/amine/bou/readerforselfoss/fragments/ArticleFragment.kt

@@ -25,6 +25,7 @@ import apps.amine.bou.readerforselfoss.utils.isEmptyOrNullOrNullString
 import apps.amine.bou.readerforselfoss.utils.openItemUrl
 import apps.amine.bou.readerforselfoss.utils.shareLink
 import apps.amine.bou.readerforselfoss.utils.sourceAndDateText
+import apps.amine.bou.readerforselfoss.utils.toPx
 import com.bumptech.glide.Glide
 import com.bumptech.glide.request.RequestOptions
 import com.crashlytics.android.Crashlytics
@@ -39,6 +40,7 @@ import java.net.URL
 
 class ArticleFragment : Fragment() {
     private lateinit var pageNumber: Number
+    private var fontSize: Int = 14
     private lateinit var allItems: ArrayList<Item>
     private lateinit var mCustomTabActivityHelper: CustomTabActivityHelper
     private lateinit var url: String
@@ -84,6 +86,8 @@ class ArticleFragment : Fragment() {
         mCustomTabActivityHelper.bindCustomTabsService(activity)
 
         val prefs = PreferenceManager.getDefaultSharedPreferences(activity)
+        fontSize = prefs.getString("reader_font_size", "14").toInt()
+
 
         mFloatingToolbar.setClickListener(
             object : FloatingToolbar.ItemClickListener {
@@ -321,7 +325,7 @@ class ArticleFragment : Fragment() {
 
         rootView.webcontent.loadDataWithBaseURL(
             baseUrl,
-            "<style>img{display: inline-block;height: auto; width: 100%; max-width: 100%;} a{color: $stringColor;} *:not(a){color: $stringTextColor;}</style>$c",
+            "<style>img {display: inline-block;height: auto;width: 100%;max-width: 100%;}a {color: $stringColor;}*:not(a) {color: $stringTextColor;}* {word-break: break-word;font-size: ${fontSize.toPx}px;text-align: justify;}</style>$c",
             "text/html; charset=utf-8",
             "utf-8",
             null

app/src/main/java/apps/amine/bou/readerforselfoss/settings/SettingsActivity.java

@@ -20,8 +20,10 @@ import android.preference.PreferenceFragment;
 import android.preference.PreferenceManager;
 import android.preference.SwitchPreference;
 import android.support.v7.app.ActionBar;
+import android.text.Editable;
 import android.text.InputFilter;
 import android.text.Spanned;
+import android.text.TextWatcher;
 import android.view.MenuItem;
 import android.widget.Toast;
 
@@ -131,6 +133,7 @@ public class SettingsActivity extends AppCompatPreferenceActivity {
     protected boolean isValidFragment(String fragmentName) {
         return PreferenceFragment.class.getName().equals(fragmentName)
                 || GeneralPreferenceFragment.class.getName().equals(fragmentName)
+                || ArticleViewerPreferenceFragment.class.getName().equals(fragmentName)
                 || DebugPreferenceFragment.class.getName().equals(fragmentName)
                 || LinksPreferenceFragment.class.getName().equals(fragmentName);
     }
@@ -188,6 +191,56 @@ public class SettingsActivity extends AppCompatPreferenceActivity {
         }
     }
 
+    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
+    public static class ArticleViewerPreferenceFragment extends PreferenceFragment {
+        @Override
+        public void onCreate(Bundle savedInstanceState) {
+            super.onCreate(savedInstanceState);
+            addPreferencesFromResource(R.xml.pref_viewer);
+            setHasOptionsMenu(true);
+
+            final EditTextPreference fontSize = (EditTextPreference) findPreference("reader_font_size");
+            fontSize.getEditText().addTextChangedListener(new TextWatcher() {
+                @Override
+                public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
+
+                @Override
+                public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
+
+                @Override
+                public void afterTextChanged(Editable editable) {
+                    try {
+                        fontSize.getEditText().setTextSize(Integer.parseInt(editable.toString()));
+                    } catch (NumberFormatException e) {}
+                }
+            });
+            fontSize.getEditText().setFilters(new InputFilter[]{
+                    new InputFilter() {
+
+                        @Override
+                        public CharSequence filter(CharSequence source, int start, int end, Spanned dest, int dstart, int dend) {
+                            try {
+                                int input = Integer.parseInt(dest.toString() + source.toString());
+                                if (input > 0)
+                                    return null;
+                            } catch (NumberFormatException nfe) {}
+                            return "";
+                        }
+                    }
+            });
+        }
+
+        @Override
+        public boolean onOptionsItemSelected(MenuItem item) {
+            int id = item.getItemId();
+            if (id == android.R.id.home) {
+                getActivity().finish();
+                return true;
+            }
+            return super.onOptionsItemSelected(item);
+        }
+    }
+
     @TargetApi(Build.VERSION_CODES.HONEYCOMB)
     public static class DebugPreferenceFragment extends PreferenceFragment {
         @Override

app/src/main/java/apps/amine/bou/readerforselfoss/utils/SizeUtils.kt

@@ -0,0 +1,9 @@
+package apps.amine.bou.readerforselfoss.utils
+
+import android.content.res.Resources
+
+val Int.toPx: Int
+    get() = (this * Resources.getSystem().displayMetrics.density).toInt()
+
+val Int.toDp: Int
+    get() = (this / Resources.getSystem().displayMetrics.density).toInt()

app/src/main/res/values/strings.xml

@@ -164,4 +164,6 @@
     <string name="pref_switch_actions_pager_scroll">Mark articles as read when swiping between articles.</string>
     <string name="add_to_favs_reader">Add to favorites</string>
     <string name="remove_to_favs_reader">Remove from favorites</string>
+    <string name="pref_content_reader_font_size">Article reader content font size</string>
+    <string name="pref_header_viewer">Article viewer</string>
 </resources>

app/src/main/res/xml/pref_general.xml

@@ -76,9 +76,5 @@
         android:summaryOff="@string/pref_switch_actions_tap_off"
         android:summaryOn="@string/pref_switch_actions_tap_on"
         android:title="@string/pref_switch_actions_tap_title" />
-    <SwitchPreference
-        android:defaultValue="false"
-        android:key="mark_on_scroll"
-        android:title="@string/pref_switch_actions_pager_scroll" />
 
 </PreferenceScreen>

app/src/main/res/xml/pref_headers.xml

@@ -5,6 +5,12 @@
         android:icon="@drawable/ic_settings_black_24dp"
         android:title="@string/pref_header_general"/>
 
+
+    <header
+        android:fragment="apps.amine.bou.readerforselfoss.settings.SettingsActivity$ArticleViewerPreferenceFragment"
+        android:icon="@drawable/ic_chrome_reader_mode_black_24"
+        android:title="@string/pref_header_viewer"/>
+
     <header
         android:fragment="apps.amine.bou.readerforselfoss.settings.SettingsActivity$DebugPreferenceFragment"
         android:icon="@drawable/ic_bug_report"

app/src/main/res/xml/pref_viewer.xml

@@ -0,0 +1,14 @@
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+    <SwitchPreference
+        android:defaultValue="false"
+        android:key="mark_on_scroll"
+        android:title="@string/pref_switch_actions_pager_scroll" />
+
+    <EditTextPreference
+        android:defaultValue="14"
+        android:inputType="number"
+        android:key="reader_font_size"
+        android:selectAllOnFocus="true"
+        android:singleLine="true"
+        android:title="@string/pref_content_reader_font_size" />
+</PreferenceScreen>