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嗨我有一個數組中的多個項目的下面的代碼,但我關心的是如何應用每個數組對象的物理屬性?我的意思是Sprite套件中的物理屬性。Sprite Kit物理:NSArray對象
- (void) ItemMakerEnemy {
myArray = [[NSArray alloc] initWithObjects:@"water", @"door", @"car", @"mypapers", nil];
NSUInteger arraypicker = arc4random() % [myArray count];
for (int i=0; i < arraypicker; ++i) {
NSString *d1 = [myArray objectAtIndex:i];
sprites = [SKSpriteNode spriteNodeWithImageNamed:d1];
sprites.xScale = 0.22;
sprites.yScale = 0.22;
sprites.position = CGPointMake(ScalarRandomRange(sprites.size.width/2 + sprites.size.height, 200), self.size.height*2);
[self addChild:sprites];
}
}