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Update flashy_tab_bar.dart #7

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Update flashy_tab_bar.dart #7

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39 changes: 19 additions & 20 deletions lib/flashy_tab_bar.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ class FlashyTabBar extends StatelessWidget {
final ValueChanged<int> onItemSelected;

FlashyTabBar({
// ignore: avoid_unused_constructor_parameters
Key key,
this.selectedIndex = 0,
this.height = 60,
Expand All @@ -25,18 +26,18 @@ class FlashyTabBar extends StatelessWidget {
this.animationDuration = const Duration(milliseconds: 170),
this.animationCurve = Curves.linear,
this.shadows = const [
const BoxShadow(
BoxShadow(
color: Colors.black12,
blurRadius: 3,
),
],
@required this.items,
@required this.onItemSelected,
}) {
assert(items != null);
assert(height >= 55 && height <= 100);
assert(items.length >= 2 && items.length <= 5);
assert(onItemSelected != null);
assert(items != null); // ignore: prefer_asserts_in_initializer_lists
assert(height >= 55 && height <= 100);// ignore: prefer_asserts_in_initializer_lists
assert(items.length >= 2 && items.length <= 5);// ignore: prefer_asserts_in_initializer_lists
assert(onItemSelected != null);// ignore: prefer_asserts_in_initializer_lists
}

@override
Expand All @@ -55,18 +56,18 @@ class FlashyTabBar extends StatelessWidget {
child: SafeArea(
child: Container(
width: double.infinity,
height: this.height,
height: height,
padding: const EdgeInsets.symmetric(vertical: 6, horizontal: 20),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: items.map((item) {
var index = items.indexOf(item);
final index = items.indexOf(item);
return Expanded(
child: GestureDetector(
onTap: () => onItemSelected(index),
child: _FlashTabBarItem(
item: item,
tabBarHeight: this.height,
tabBarHeight: height,
iconSize: iconSize,
isSelected: index == selectedIndex,
backgroundColor: bg,
Expand Down Expand Up @@ -96,8 +97,8 @@ class FlashyTabBarItem {
this.activeColor = const Color(0xff272e81),
this.inactiveColor = const Color(0xff9496c1),
}) {
assert(icon != null);
assert(title != null);
assert(icon != null);// ignore: prefer_asserts_in_initializer_lists
assert(title != null);// ignore: prefer_asserts_in_initializer_lists
}
}

Expand Down Expand Up @@ -140,6 +141,7 @@ class _FlashTabBarItem extends StatelessWidget {
children: <Widget>[
AnimatedAlign(
duration: animationDuration,
alignment: isSelected ? Alignment.topCenter : Alignment.center,
child: AnimatedOpacity(
opacity: isSelected ? 1.0 : 1.0,
duration: animationDuration,
Expand All @@ -148,12 +150,9 @@ class _FlashTabBarItem extends StatelessWidget {
size: iconSize,
color: isSelected
? item.activeColor.withOpacity(1)
: item.inactiveColor == null
? item.activeColor
: item.inactiveColor),
: item.inactiveColor ?? item.activeColor),
child: item.icon,
)),
alignment: isSelected ? Alignment.topCenter : Alignment.center,
),
AnimatedPositioned(
curve: animationCurve,
Expand All @@ -167,11 +166,11 @@ class _FlashTabBarItem extends StatelessWidget {
height: iconSize,
),
CustomPaint(
painter: _CustomPath(backgroundColor),
child: Container(
width: 80,
height: iconSize,
),
painter: _CustomPath(backgroundColor),
)
],
),
Expand All @@ -194,11 +193,11 @@ class _FlashTabBarItem extends StatelessWidget {
Positioned(
bottom: 0,
child: CustomPaint(
painter: _CustomPath(backgroundColor),
child: Container(
width: 80,
height: iconSize,
),
painter: _CustomPath(backgroundColor),
)),
Align(
alignment: Alignment.bottomCenter,
Expand All @@ -209,7 +208,7 @@ class _FlashTabBarItem extends StatelessWidget {
width: 5,
height: 5,
alignment: Alignment.bottomCenter,
margin: EdgeInsets.all(5),
margin: const EdgeInsets.all(5),
decoration: BoxDecoration(
color: item.activeColor,
borderRadius: BorderRadius.circular(2.5),
Expand All @@ -228,8 +227,8 @@ class _CustomPath extends CustomPainter {

@override
void paint(Canvas canvas, Size size) {
Path path = Path();
Paint paint = Paint();
final Path path = Path();
final Paint paint = Paint();

path.lineTo(0, 0);
path.lineTo(0, 2.0 * size.height);
Expand All @@ -238,7 +237,7 @@ class _CustomPath extends CustomPainter {
path.lineTo(0, 0);
path.close();

paint.color = this.backgroundColor;
paint.color = backgroundColor;
canvas.drawPath(path, paint);
}

Expand Down