/// Visual browser for decoded VGA pictures and UI art.
library;

import 'package:flutter/material.dart';
import 'package:wolf_3d_dart/wolf_3d_data_types.dart';
import 'package:wolf_3d_renderer/wolf_3d_asset_painter.dart';

/// Shows each VGA image extracted from the currently selected game data set.
class VgaGallery extends StatelessWidget {
  /// Raw VGA images decoded from the active asset pack.
  final List<VgaImage> images;

  /// Creates the gallery for [images].
  const VgaGallery({super.key, required this.images});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text("VGA Image Gallery")),
      backgroundColor: Colors.black,
      body: GridView.builder(
        gridDelegate: const SliverGridDelegateWithMaxCrossAxisExtent(
          maxCrossAxisExtent: 150,
          crossAxisSpacing: 8,
          mainAxisSpacing: 8,
        ),
        itemCount: images.length,
        itemBuilder: (context, index) {
          return Card(
            color: Colors.blueGrey,
            child: Column(
              mainAxisAlignment: MainAxisAlignment.center,
              spacing: 8,
              children: [
                Text(
                  "Index: $index\n${images[index].width} x ${images[index].height}",
                  style: const TextStyle(color: Colors.white, fontSize: 12),
                  textAlign: TextAlign.center,
                ),
                Expanded(
                  child: Center(
                    child: WolfAssetPainter.vga(images[index]),
                  ),
                ),
              ],
            ),
          );
        },
      ),
    );
  }
}