Start adding a configuration to toggle anti-aliasing for both text and graphics.

Let the Document propagate these settings to the backends, if they query for them.

svn path=/trunk/KDE/kdegraphics/okular/; revision=757647

conf/okular.kcfg

@@ -67,6 +67,20 @@
   <entry key="EnableThreading" type="Bool" >
    <default>true</default>
   </entry>
+  <entry key="TextAntialias" type="Enum" >
+   <default>Enabled</default>
+   <choices>
+    <choice name="Enabled" />
+    <choice name="Disabled" />
+   </choices>
+  </entry>
+  <entry key="GraphicsAntialias" type="Enum" >
+   <default>Enabled</default>
+   <choices>
+    <choice name="Enabled" />
+    <choice name="Disabled" />
+   </choices>
+  </entry>
  </group>
  <group name="Dlg Presentation" >
   <entry key="SlidesAdvance" type="Bool" >

core/document.cpp

@@ -1017,14 +1017,33 @@ QVariant DocumentPrivate::documentMetaData( const QString &key, const QVariant &
     }
     else if ( key == QLatin1String( "TextAntialias" ) )
     {
-        // TODO: add a configuration
-        // TODO: eventually read the KDE configuration
-        return true;
+        switch ( Settings::textAntialias() )
+        {
+            case Settings::EnumTextAntialias::Enabled:
+                return true;
+                break;
+#if 0
+            case Settings::EnumTextAntialias::UseKDESettings:
+                // TODO: read the KDE configuration
+                return true;
+                break;
+#endif
+            case Settings::EnumTextAntialias::Disabled:
+                return false;
+                break;
+        }
     }
     else if ( key == QLatin1String( "GraphicsAntialias" ) )
     {
-        // TODO: add a configuration
-        return true;
+        switch ( Settings::graphicsAntialias() )
+        {
+            case Settings::EnumGraphicsAntialias::Enabled:
+                return true;
+                break;
+            case Settings::EnumGraphicsAntialias::Disabled:
+                return false;
+                break;
+        }
     }
     return QVariant();
 }