added custom intro bottom page slider

Author: srinivas

lib/components/intro_screen/gf__intro_bottom_navigation.dart

@@ -0,0 +1,106 @@
+import 'package:flutter/material.dart';
+import 'package:getwidget/components/loader/gf_loader.dart';
+import 'package:getwidget/getwidget.dart';
+
+class GFIntroBottomNavigation extends StatelessWidget {
+  const GFIntroBottomNavigation(
+      {Key key,
+      this.rightText = 'NEXT',
+      this.pageNumber = 0,
+      this.onNext,
+      this.showDivider = true,
+      this.dividerColor = Colors.grey,
+      this.dividerHeight = 1,
+      this.dividerThickness = 0.0,
+      this.child,
+      this.padding = const EdgeInsets.all(8),
+      this.margin = const EdgeInsets.all(8),
+      this.pagesCount = 4,
+      this.skipText = 'SKIP',
+      this.onSkipTap,
+      this.skipWidget,
+      this.nextWidget,
+      this.pageCount = 1})
+      : super(key: key);
+
+  final String rightText;
+  final int pageNumber;
+  final VoidCallback onNext;
+  final bool showDivider;
+  final double dividerHeight;
+  final double dividerThickness;
+  final Color dividerColor;
+  final Widget child;
+  final int pagesCount;
+  final String skipText;
+  final VoidCallback onSkipTap;
+  final EdgeInsets padding;
+  final EdgeInsets margin;
+  final Widget skipWidget;
+  final Widget nextWidget;
+  final int pageCount;
+
+  @override
+  Widget build(BuildContext context) => Container(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.end,
+          children: <Widget>[
+            showDivider
+                ? Divider(
+                    height: dividerHeight,
+                    thickness: dividerThickness,
+                    color: dividerColor,
+                  )
+                : Container(),
+            Container(
+              padding: padding,
+              margin: margin,
+              child: Row(
+                mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                children: <Widget>[
+                  GestureDetector(
+                    behavior: HitTestBehavior.translucent,
+                    child: Padding(
+                        padding: const EdgeInsets.only(
+                          top: 8,
+                          bottom: 8,
+                          left: 24,
+                          right: 32,
+                        ),
+                        child: skipWidget ?? Text(skipText)),
+                    onTap: onSkipTap,
+                  ),
+                  SizedBox(
+                    height: 40,
+                    width: 100,
+                    child: ListView.builder(
+                      scrollDirection: Axis.horizontal,
+                      itemCount: pageCount,
+                      itemBuilder: (context, index) => Container(
+                        width: 12,
+                        height: 12,
+                        decoration: BoxDecoration(
+                          shape: BoxShape.circle,
+                          color: pageCount == 0
+                              ? const Color(0xff3adecb)
+                              : const Color(0xffd3d3d3),
+                        ),
+                      ),
+                    ),
+                  ),
+                  GestureDetector(
+                    behavior: HitTestBehavior.translucent,
+                    child: Padding(
+                      padding: const EdgeInsets.only(
+                          top: 8, bottom: 8, left: 32, right: 24),
+                      child: nextWidget ?? Text(rightText),
+                    ),
+                    onTap: onNext,
+                  ),
+                ],
+              ),
+            )
+          ],
+        ),
+      );
+}

lib/components/intro_screen/gf_intro.dart

@@ -143,4 +143,4 @@ packages:
     source: hosted
     version: "2.0.8"
 sdks:
-  dart: ">=2.9.0-14.0.dev <3.0.0"
+  dart: ">=2.9.0-14.0.dev <3.0.0"