Merge pull request #12 from doc-rj-celltrak/rjones_page_color

Optional config for login screen background color gradients (independent of primaryColor)

README.md

@@ -76,6 +76,9 @@ textFieldStyle | `TextStyle` | Text style for [TextField] input text
 buttonStyle | `TextStyle` | Text style for button text
 beforeHeroFontSize | `double` | Defines the font size of the title in the login screen (before the hero transition)
 afterHeroFontSize | `double` | Defines the font size of the title in the screen after the login screen (after the hero transition)
+pageColorLight | `Color` | The optional light background color of login screen; if provided, used for light gradient instead of primaryColor
+pageColorDark | `Color` | The optional dark background color of login screen; if provided, used for dark gradient instead of primaryColor
+
 
 ## Examples
 

lib/flutter_login.dart

@@ -517,7 +517,10 @@ class _FlutterLoginState extends State<FlutterLogin>
         body: Stack(
           children: <Widget>[
             GradientBox(
-              colors: [theme.primaryColor, theme.primaryColorDark],
+              colors: [
+                loginTheme.pageColorLight ?? theme.primaryColor,
+                loginTheme.pageColorDark ?? theme.primaryColorDark,
+              ],
               begin: Alignment.topLeft,
               end: Alignment.bottomRight,
             ),

lib/src/providers/login_theme.dart

@@ -36,6 +36,8 @@ class LoginButtonTheme {
 
 class LoginTheme with ChangeNotifier {
   LoginTheme({
+    this.pageColorLight,
+    this.pageColorDark,
     this.primaryColor,
     this.accentColor,
     this.errorColor,
@@ -52,6 +54,14 @@ class LoginTheme with ChangeNotifier {
     this.afterHeroFontSize = 15.0,
   });
 
+  /// The background color of the login page for light gradient; if provided,
+  /// overrides the [primaryColor] for page background
+  final Color pageColorLight;
+
+  /// The background color of the login page for dark gradient; if provided,
+  /// overrides the computed primaryColorDark for page background
+  final Color pageColorDark;
+
   /// The background color of major parts of the widget like the login screen
   /// and buttons
   final Color primaryColor;