User prompt
Please fix the bug: 'TypeError: LK.effects.explosion is not a function' in or related to this line: 'LK.effects.explosion(enemy.x, enemy.y, {' Line Number: 154
User prompt
敌人被击中的时候会出现爆炸特效
User prompt
游戏的背景应该是太空,有很多行星和星云
User prompt
Please fix the bug: 'Uncaught TypeError: window.addEventListener is not a function' in or related to this line: 'window.addEventListener('keydown', function (event) {' Line Number: 130
User prompt
玩家应该靠键盘进行左右移动
User prompt
敌人被击中的时候应该有特效效果
User prompt
Please fix the bug: 'TypeError: Cannot read properties of undefined (reading 'y')' in or related to this line: 'if (bullets[i].y < -50) {' Line Number: 156
User prompt
应该有一个计分器,玩家击中敌人不会结束游戏,而是增加一分
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敌人的子弹颜色应该是红色的
User prompt
玩家击中敌人应该提示you win
User prompt
敌人应该自动向下发射子弹
User prompt
敌人也会向玩家发射子弹,如果击中玩家则游戏失败
User prompt
Please fix the bug: 'TypeError: LK.showVictory is not a function' in or related to this line: 'LK.showVictory(); // Assuming LK has a method to show victory' Line Number: 103
User prompt
玩家的飞机跟随鼠标左右移动
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敌人被子弹击中则游戏胜利
User prompt
Please fix the bug: 'ReferenceError: bullets is not defined' in or related to this line: 'for (var i = bullets.length - 1; i >= 0; i--) {' Line Number: 102
User prompt
点击鼠标射出子弹
Initial prompt
Space Combat
===================================================================
--- original.js
+++ change.js
@@ -31,8 +31,23 @@
self.direction *= -1;
}
};
});
+// EnemyBullet class
+var EnemyBullet = Container.expand(function () {
+ var self = Container.call(this);
+ var bulletGraphics = self.attachAsset('bullet', {
+ anchorX: 0.5,
+ anchorY: 0.5
+ });
+ self.speed = 10;
+ self.update = function () {
+ self.y += self.speed;
+ if (self.y > 2732 + bulletGraphics.height / 2) {
+ self.destroy();
+ }
+ };
+});
//<Assets used in the game will automatically appear here>
// Spacecraft class for player
var Spacecraft = Container.expand(function () {
var self = Container.call(this);
@@ -78,8 +93,9 @@
// Show game over. The game will be automatically paused while game over is showing.
LK.showGameOver(); // Calling this will destroy the 'Game' and reset entire game state.
}
var bullets = [];
+var enemyBullets = [];
var player = new Spacecraft();
player.x = 2048 / 2;
player.y = 2732 - 150;
game.addChild(player);
@@ -94,8 +110,17 @@
};
// Update game state
game.update = function () {
enemy.update();
+ // Enemy shooting logic
+ if (LK.ticks % 60 === 0) {
+ // Enemy shoots every second
+ var enemyBullet = new EnemyBullet();
+ enemyBullet.x = enemy.x;
+ enemyBullet.y = enemy.y + enemyGraphics.height / 2;
+ game.addChild(enemyBullet);
+ enemyBullets.push(enemyBullet);
+ }
for (var i = bullets.length - 1; i >= 0; i--) {
bullets[i].update();
if (bullets[i].intersects(enemy)) {
// Declare victory
@@ -106,5 +131,20 @@
bullets[i].destroy();
bullets.splice(i, 1);
}
}
+ // Check for collision between enemy bullets and player
+ for (var j = enemyBullets.length - 1; j >= 0; j--) {
+ enemyBullets[j].update();
+ if (enemyBullets[j].intersects(player)) {
+ // Flash screen red for 1 second (1000ms) to show defeat.
+ LK.effects.flashScreen(0xff0000, 1000);
+ // Show game over. The game will be automatically paused while game over is showing.
+ LK.showGameOver(); // Calling this will destroy the 'Game' and reset entire game state.
+ return; // Exit the update loop
+ }
+ if (enemyBullets[j].y > 2732 + 50) {
+ enemyBullets[j].destroy();
+ enemyBullets.splice(j, 1);
+ }
+ }
};
\ No newline at end of file
space ship. Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.
Laser bullets. Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.
A space full of stars. Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.