摘要：cocos 2d 中的CCSprite 无法识别触摸操作，需要自定义类。 解决思想：找到触摸发生的那个点，判断其是否在sprite的矩形区域内 完整代码如下：//MySprite.h文件#import "CCSprite.h"#import "cocos2d.h"//自定义类继承与CCSprite，实现CCTouchOneByDelegate协议@interface MySprite : CCSprite@property (nonatomic,copy) NSString* spriteName;//定义精灵名属性-(id)initWithName:( 阅读全文

摘要：First of all,Excel the method "prefersStatusBarHidden" in view controllers to set the status bar hiden 'YES' when inited1 [self perfersStatusBarHiden]Second,Excel the method "performSelector:@selector(setNeedsStatusBarAppearanceUpdate)" to set the view controller based st 阅读全文

摘要：1 -(UIImage*)changeImage:(UIImage*)imageT withNewSize:(CGSize)newSizeT 2 { 3 //define a new image 4 UIImage* newImage = nil; 5 6 //set the image to current context 7 UIGraphicsBegainImageContext(newSizeT); 8 //redraw the image to new rect 9 ... 阅读全文

摘要：1 typeof (NSString*) __weak str = @"this is a test";2 double delayInSeconds = 2.0;3 dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayInSeconds * NSEC_PER_SEC));4 dispatch_after(popTime, dispatch_get_main_queue(), ^(void){5 NSLog(@"%@",str);6 ... 阅读全文