715 lines
19 KiB
Dart
715 lines
19 KiB
Dart
import 'dart:math';
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import 'package:flame/components.dart';
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import 'package:flame/effects.dart';
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import 'package:flame/game.dart';
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import 'package:flutter/material.dart';
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import 'tile.dart';
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import 'package:flame/sprite.dart';
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import 'swap_notifier.dart';
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class Board extends FlameGame {
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final List<Sprite> sprites;
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final SwapNotifier swapNotifier;
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static const int rows = 8;
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static const int cols = 8;
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late double tileSize;
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List<List<Tile?>> tiles = [];
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int? selectedRow;
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int? selectedCol;
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bool animating = false;
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Tile? lastMovedTile;
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Tile? lastMovedByGravity;
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bool isFirstLaunch = true;
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Board({required this.sprites, required this.swapNotifier});
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@override
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Future<void> onLoad() async {
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super.onLoad();
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_resetGame();
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}
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void _resetGame() {
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tiles.clear();
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selectedRow = null;
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selectedCol = null;
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animating = false;
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tileSize = size.x / cols;
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_initializeGrid(isFirstLaunch);
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_removeInitialMatches();
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isFirstLaunch = false;
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}
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void restartGame() {
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isFirstLaunch = true;
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_resetGame();
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swapNotifier.resetScore();
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}
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void _initializeGrid(bool animate) {
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for (int row = 0; row < rows; row++) {
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List<Tile?> rowTiles = [];
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for (int col = 0; col < cols; col++) {
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int spriteIndex = _randomElement();
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var initialPosition = animate
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? Vector2(col * tileSize, -tileSize * rows)
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: Vector2(col * tileSize, row * tileSize);
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var tile = Tile(
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sprite: sprites[spriteIndex],
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spriteIndex: spriteIndex,
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size: Vector2.all(tileSize),
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position: initialPosition,
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row: row,
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col: col,
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onSwipe: handleTileSwipe,
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);
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rowTiles.add(tile);
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add(tile);
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if (animate) {
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double delay = 0.04 * ((rows - 1 - row) * cols + col);
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tile.add(
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MoveEffect.to(
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Vector2(col * tileSize, row * tileSize),
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EffectController(
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duration: 0.5,
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startDelay: delay,
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curve: Curves.bounceOut,
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),
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),
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);
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}
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}
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tiles.add(rowTiles);
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}
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}
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int _randomElement() {
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return Random().nextInt(sprites.length);
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}
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void _removeInitialMatches() {
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bool hasMatches;
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do {
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hasMatches = false;
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for (int row = 0; row < rows; row++) {
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for (int col = 0; col < cols; col++) {
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if (_hasMatch(row, col)) {
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int spriteIndex = _randomElement();
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tiles[row][col]!.sprite = sprites[spriteIndex];
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tiles[row][col]!.spriteIndex = spriteIndex;
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hasMatches = true;
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}
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}
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}
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} while (hasMatches);
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}
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Future<void> handleTileSwipe(Tile tile, Vector2 delta) async {
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if (animating) return;
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int row = tile.row;
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int col = tile.col;
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Tile? targetTile;
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if (delta.x.abs() > delta.y.abs()) {
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if (delta.x > 0 && col < cols - 1) {
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targetTile = tiles[row][col + 1];
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} else if (delta.x < 0 && col > 0) {
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targetTile = tiles[row][col - 1];
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}
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} else {
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if (delta.y > 0 && row < rows - 1) {
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targetTile = tiles[row + 1][col];
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} else if (delta.y < 0 && row > 0) {
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targetTile = tiles[row - 1][col];
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}
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}
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if (targetTile != null) {
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animating = true;
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lastMovedTile = tile;
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swapTiles(tile, targetTile, true);
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await Future.delayed(const Duration(milliseconds: 300));
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if (!checkMatches()) {
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swapTiles(tile, targetTile, true);
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} else {
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swapNotifier.incrementMoveCount();
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}
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selectedRow = null;
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selectedCol = null;
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animating = false;
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}
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}
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bool _isAdjacent(int row1, int col1, int row2, int col2) {
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return (row1 == row2 && (col1 - col2).abs() == 1) ||
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(col1 == col2 && (row1 - row2).abs() == 1);
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}
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void swapTiles(Tile tile1, Tile tile2, bool animate) {
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// final tempPosition1 = tile1.position.clone();
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// final tempPosition2 = tile2.position.clone();
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final tempRow1 = tile1.row;
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final tempCol1 = tile1.col;
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final tempRow2 = tile2.row;
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final tempCol2 = tile2.col;
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tile1.row = tempRow2;
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tile1.col = tempCol2;
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tile2.row = tempRow1;
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tile2.col = tempCol1;
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tiles[tile1.row][tile1.col] = tile1;
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tiles[tile2.row][tile2.col] = tile2;
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if (animate) {
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final tempPosition1 = tile1.position.clone();
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final tempPosition2 = tile2.position.clone();
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tile1.animateMoveTo(tempPosition2, () {});
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tile2.animateMoveTo(tempPosition1, () {});
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}
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tile1.deselect();
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tile1.deselect();
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}
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bool checkMatches({bool simulate = false}) {
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if (simulate) {
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for (int row = 0; row < rows; row++) {
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for (int col = 0; col < cols; col++) {
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if (_hasMatch(row, col)) {
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return true;
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}
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}
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}
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return false;
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}
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animating = true;
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final matches = <List<int>>[];
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for (int row = 0; row < rows; row++) {
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for (int col = 0; col < cols; col++) {
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if (_hasMatch(row, col)) {
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matches.add([row, col]);
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}
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}
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}
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if (matches.isNotEmpty) {
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int points = 0;
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for (final match in matches) {
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points += _removeMatchedElements(match[0], match[1]);
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}
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Future.delayed(const Duration(milliseconds: 300), () {
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_applyGravity();
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Future.delayed(const Duration(milliseconds: 300), () {
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_fillEmptySpaces();
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Future.delayed(const Duration(milliseconds: 300), () {
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animating = false;
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checkMatches();
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});
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});
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});
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swapNotifier.incrementScore(points);
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return true;
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}
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animating = false;
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return false;
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}
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bool _hasMatch(int row, int col) {
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final value = tiles[row][col]?.spriteIndex;
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int count = 1;
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for (int i = col + 1; i < cols && tiles[row][i]?.spriteIndex == value; i++)
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count++;
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for (int i = col - 1; i >= 0 && tiles[row][i]?.spriteIndex == value; i--)
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count++;
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if (count >= 3) return true;
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count = 1;
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for (int i = row + 1; i < rows && tiles[i][col]?.spriteIndex == value; i++)
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count++;
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for (int i = row - 1; i >= 0 && tiles[i][col]?.spriteIndex == value; i--)
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count++;
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return count >= 3;
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}
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int _removeMatchedElements(int row, int col) {
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int score = 0;
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final int? value = tiles[row][col]?.spriteIndex;
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bool bombTriggered = false;
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Tile? tileToTransformIntoBomb = null;
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int left = col;
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while (left > 0 && tiles[row][left - 1]?.spriteIndex == value) left--;
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int right = col;
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while (right < cols - 1 && tiles[row][right + 1]?.spriteIndex == value)
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right++;
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if (right - left + 1 >= 3) {
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score += _calculateScore(right - left + 1);
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if (right - left + 1 >= 4) {
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tileToTransformIntoBomb = lastMovedTile ?? lastMovedByGravity;
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}
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for (int i = left; i <= right; i++) {
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if (tiles[row][i] != null) {
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if (tiles[row][i]!.isBomb) {
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bombTriggered = true;
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_triggerBomb(row, i);
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}
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if (tiles[row][i] != tileToTransformIntoBomb) {
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_animateRemoveTile(tiles[row][i]!);
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tiles[row][i] = null;
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}
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}
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}
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}
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int top = row;
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while (top > 0 && tiles[top - 1][col]?.spriteIndex == value) top--;
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int bottom = row;
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while (bottom < rows - 1 && tiles[bottom + 1][col]?.spriteIndex == value)
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bottom++;
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if (bottom - top + 1 >= 3) {
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score += _calculateScore(bottom - top + 1);
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if (bottom - top + 1 >= 4) {
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tileToTransformIntoBomb = lastMovedTile ?? lastMovedByGravity;
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}
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for (int i = top; i <= bottom; i++) {
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if (tiles[i][col] != null) {
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if (tiles[i][col]!.isBomb) {
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bombTriggered = true;
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_triggerBomb(i, col);
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}
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if (tiles[i][col] != tileToTransformIntoBomb) {
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_animateRemoveTile(tiles[i][col]!);
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tiles[i][col] = null;
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}
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}
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}
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}
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if (bombTriggered) {
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_triggerBomb(row, col);
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}
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if (tileToTransformIntoBomb != null) {
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_createBomb(tileToTransformIntoBomb.row, tileToTransformIntoBomb.col);
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}
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return score;
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}
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void _triggerBomb(int row, int col) {
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final tile = tiles[row][col];
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if (tile == null || !tile.isBomb) return;
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final bombPosition = tile.position.clone();
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for (int i = max(0, row - 1); i <= min(rows - 1, row + 1); i++) {
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for (int j = max(0, col - 1); j <= min(cols - 1, col + 1); j++) {
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if (tiles[i][j] != null) {
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if (tiles[i][j]!.isBomb && !(i == row && j == col)) {
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tiles[i][j]!.isBomb = false;
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_triggerBomb(i, j);
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} else {
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_animateRemoveTile(tiles[i][j]!);
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tiles[i][j] = null;
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}
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}
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}
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}
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_animateBombExplosion(bombPosition);
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_animateRemoveTile(tile);
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tiles[row][col] = null;
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}
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void _animateBombExplosion(Vector2 position) {
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final explosion = CircleComponent(
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radius: tileSize / 2,
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paint: Paint()..color = Colors.orange.withOpacity(0.7),
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position: position - Vector2.all(tileSize / 2),
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);
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add(explosion);
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explosion.add(
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ScaleEffect.to(
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Vector2.all(3),
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EffectController(duration: 0.5),
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onComplete: () => explosion.removeFromParent(),
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),
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);
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}
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int _calculateScore(int matchLength) {
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if (matchLength == 3) {
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return 50;
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} else if (matchLength == 4) {
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return 100;
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} else if (matchLength == 5) {
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return 200;
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}
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return 0;
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}
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void _animateRemoveTile(Tile tile) {
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tile.add(RemoveEffect(
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delay: 0.5,
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onComplete: () => remove(tile),
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));
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}
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void _createBomb(int row, int col) {
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final tile = tiles[row][col];
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if (tile != null) {
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tile.isBomb = true;
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tile.add(
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OpacityEffect.to(
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0.5,
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EffectController(
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duration: 0.5,
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infinite: true,
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reverseDuration: 0.5,
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),
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),
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);
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tile.add(
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ColorEffect(
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Colors.orange,
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EffectController(
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duration: 0.5,
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infinite: true,
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reverseDuration: 0.5,
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),
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opacityFrom: 0.5,
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opacityTo: 1.0,
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),
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);
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}
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}
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void _createMagicCube(int row, int col) {
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final tile = tiles[row][col]!;
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tile.isMagicCube = true;
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tile.add(
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OpacityEffect.to(
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0.5,
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EffectController(
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duration: 0.5,
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infinite: true,
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reverseDuration: 0.5,
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),
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),
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);
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tile.add(
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ColorEffect(
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Colors.purple,
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EffectController(
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duration: 0.5,
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infinite: true,
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reverseDuration: 0.5,
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),
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opacityFrom: 0.5,
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opacityTo: 1.0,
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),
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);
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}
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void explodeBomb(Tile bombTile) {
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final bombPosition = bombTile.position.clone();
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final bombRow = bombTile.row;
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final bombCol = bombTile.col;
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for (int i = max(0, bombRow - 1); i <= min(rows - 1, bombRow + 1); i++) {
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for (int j = max(0, bombCol - 1); j <= min(cols - 1, bombCol + 1); j++) {
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if (tiles[i][j] != null) {
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if (tiles[i][j]!.isBomb && (i != bombRow || j != bombCol)) {
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_triggerBomb(i, j);
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} else {
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_animateRemoveTile(tiles[i][j]!);
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tiles[i][j] = null;
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}
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}
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}
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}
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_animateBombExplosion(bombPosition);
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tiles[bombRow][bombCol] = null;
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}
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void _applyGravity() {
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for (int col = 0; col < cols; col++) {
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for (int row = rows - 1; row >= 0; row--) {
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if (tiles[row][col] == null) {
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for (int k = row - 1; k >= 0; k--) {
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if (tiles[k][col] != null) {
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tiles[row][col] = tiles[k][col]!;
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tiles[k][col] = null;
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tiles[row][col]!.row = row;
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tiles[row][col]!.animateMoveTo(
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Vector2(col * tileSize, row * tileSize), () {});
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lastMovedByGravity = tiles[row][col];
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break;
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}
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}
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}
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}
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}
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}
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void _fillEmptySpaces() {
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for (int col = 0; col < cols; col++) {
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for (int row = rows - 1; row >= 0; row--) {
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if (tiles[row][col] == null) {
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int spriteIndex = _randomElement();
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var tile = Tile(
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sprite: sprites[spriteIndex],
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spriteIndex: spriteIndex,
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size: Vector2.all(tileSize),
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position: Vector2(col * tileSize, -tileSize),
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row: row,
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col: col,
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// onTileTap: handleTileTap,
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onSwipe: handleTileSwipe,
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);
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tiles[row][col] = tile;
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add(tile);
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tile.animateMoveTo(Vector2(col * tileSize, row * tileSize), () {});
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}
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}
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}
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}
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Tile? findHint() {
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for (int row = 0; row < rows; row++) {
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for (int col = 0; col < cols; col++) {
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Tile? tile = tiles[row][col];
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if (col < cols - 1 && _canSwap(row, col, row, col + 1)) {
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return tile;
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}
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if (row < rows - 1 && _canSwap(row, col, row + 1, col)) {
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return tile;
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}
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}
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}
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return null;
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}
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bool _canSwap(int row1, int col1, int row2, int col2) {
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Tile tempTile1 = tiles[row1][col1]!;
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Tile tempTile2 = tiles[row2][col2]!;
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tiles[row1][col1] = tempTile2;
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tiles[row2][col2] = tempTile1;
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bool matchFound = checkMatches(simulate: true);
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tiles[row1][col1] = tempTile1;
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tiles[row2][col2] = tempTile2;
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return matchFound;
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}
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void showHint() {
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Tile? hintTile = findHint();
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if (hintTile != null) {
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hintTile.select();
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}
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}
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}
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// void handleTileTap(Tile tappedTile) {
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// if (animating) return;
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// int row = tappedTile.row;
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// int col = tappedTile.col;
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// if (selectedRow == null || selectedCol == null) {
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// tappedTile.select();
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// selectedRow = row;
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// selectedCol = col;
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// } else {
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// tiles[selectedRow!][selectedCol!]?.deselect();
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// if (_isAdjacent(selectedRow!, selectedCol!, row, col)) {
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// lastMovedTile = tiles[selectedRow!][selectedCol!];
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// swapTiles(tiles[selectedRow!][selectedCol!]!, tiles[row][col]!, true);
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// Future.delayed(const Duration(milliseconds: 300), () {
|
|
// if (!checkMatches()) {
|
|
// swapTiles(
|
|
// tiles[row][col]!, tiles[selectedRow!][selectedCol!]!, true);
|
|
// }
|
|
// selectedRow = null;
|
|
// selectedCol = null;
|
|
// });
|
|
// } else {
|
|
// tiles[selectedRow!][selectedCol!]?.deselect();
|
|
// tappedTile.select();
|
|
// selectedRow = row;
|
|
// selectedCol = col;
|
|
// }
|
|
// }
|
|
// }
|
|
|
|
|
|
// int _removeMatchedElements(int row, int col) {
|
|
// int score = 0;
|
|
// final int? value = tiles[row][col]?.spriteIndex;
|
|
// bool bombTriggered = false;
|
|
// Tile? tileToTransformIntoBomb = null;
|
|
|
|
// int left = col;
|
|
// while (left > 0 && tiles[row][left - 1]?.spriteIndex == value) left--;
|
|
// int right = col;
|
|
// while (right < cols - 1 && tiles[row][right + 1]?.spriteIndex == value)
|
|
// right++;
|
|
|
|
// if (right - left + 1 >= 3) {
|
|
// score += _calculateScore(right - left + 1);
|
|
|
|
// if (right - left + 1 >= 4 &&
|
|
// lastMovedTile != null &&
|
|
// lastMovedTile!.row == row &&
|
|
// lastMovedTile!.col >= left &&
|
|
// lastMovedTile!.col <= right) {
|
|
// tileToTransformIntoBomb = lastMovedTile;
|
|
// }
|
|
|
|
// for (int i = left; i <= right; i++) {
|
|
// if (tiles[row][i] != null) {
|
|
// if (tiles[row][i]!.isBomb) {
|
|
// bombTriggered = true;
|
|
// _triggerBomb(row, i);
|
|
// }
|
|
// if (tiles[row][i] != tileToTransformIntoBomb) {
|
|
// _animateRemoveTile(tiles[row][i]!);
|
|
// tiles[row][i] = null;
|
|
// }
|
|
// }
|
|
// }
|
|
// }
|
|
|
|
// int top = row;
|
|
// while (top > 0 && tiles[top - 1][col]?.spriteIndex == value) top--;
|
|
// int bottom = row;
|
|
// while (bottom < rows - 1 && tiles[bottom + 1][col]?.spriteIndex == value)
|
|
// bottom++;
|
|
|
|
// if (bottom - top + 1 >= 3) {
|
|
// score += _calculateScore(bottom - top + 1);
|
|
|
|
// if (bottom - top + 1 >= 4 &&
|
|
// lastMovedTile != null &&
|
|
// lastMovedTile!.col == col &&
|
|
// lastMovedTile!.row >= top &&
|
|
// lastMovedTile!.row <= bottom) {
|
|
// tileToTransformIntoBomb = lastMovedTile;
|
|
// }
|
|
|
|
// for (int i = top; i <= bottom; i++) {
|
|
// if (tiles[i][col] != null) {
|
|
// if (tiles[i][col]!.isBomb) {
|
|
// bombTriggered = true;
|
|
// _triggerBomb(i, col);
|
|
// }
|
|
// if (tiles[i][col] != tileToTransformIntoBomb) {
|
|
// _animateRemoveTile(tiles[i][col]!);
|
|
// tiles[i][col] = null;
|
|
// }
|
|
// }
|
|
// }
|
|
// }
|
|
|
|
// if (bombTriggered) {
|
|
// _triggerBomb(row, col);
|
|
// }
|
|
|
|
// if (tileToTransformIntoBomb != null) {
|
|
// _createBomb(tileToTransformIntoBomb.row, tileToTransformIntoBomb.col);
|
|
// }
|
|
|
|
// return score;
|
|
// }
|
|
|
|
|
|
|
|
// void explodeBomb(Tile bombTile) {
|
|
// final bombPosition = bombTile.position;
|
|
// final bombRow = bombTile.row;
|
|
// final bombCol = bombTile.col;
|
|
|
|
// for (int rowOffset = -1; rowOffset <= 1; rowOffset++) {
|
|
// for (int colOffset = -1; colOffset <= 1; colOffset++) {
|
|
// final row = bombRow + rowOffset;
|
|
// final col = bombCol + colOffset;
|
|
|
|
// if (row >= 0 && row < rows && col >= 0 && col < cols) {
|
|
// final tile = tiles[row][col];
|
|
// if (tile != null && tile != bombTile) {
|
|
// _animateRemoveTile(tile);
|
|
// tiles[row][col] = null;
|
|
// }
|
|
// }
|
|
// }
|
|
// }
|
|
|
|
// bombTile.add(RemoveEffect(
|
|
// delay: 0.5,
|
|
// onComplete: () => remove(bombTile),
|
|
// ));
|
|
|
|
// final explosion = CircleComponent(
|
|
// radius: tileSize / 2,
|
|
// paint: Paint()..color = Colors.orange.withOpacity(0.7),
|
|
// position: bombPosition,
|
|
// );
|
|
// add(explosion);
|
|
|
|
// explosion.add(ScaleEffect.to(
|
|
// Vector2.all(2),
|
|
// EffectController(duration: 0.5),
|
|
// onComplete: () => explosion.removeFromParent(),
|
|
// ));
|
|
// }
|
|
|
|
|
|
// void _applyGravity() {
|
|
// for (int col = 0; col < cols; col++) {
|
|
// for (int row = rows - 1; row >= 0; row--) {
|
|
// if (tiles[row][col] == null) {
|
|
// for (int k = row - 1; k >= 0; k--) {
|
|
// if (tiles[k][col] != null) {
|
|
// tiles[row][col] = tiles[k][col]!;
|
|
// tiles[k][col] = null;
|
|
// tiles[row][col]!.row = row;
|
|
// tiles[row][col]!.animateMoveTo(
|
|
// Vector2(col * tileSize, row * tileSize), () {});
|
|
// break;
|
|
// }
|
|
// }
|
|
// }
|
|
// }
|
|
// }
|
|
// } |