cxa

#define CHAR_MAX 32

NSString* toChineseNumer(NSUInteger num){
  static NSString *cnums = @"〇一二三四五六七八九";
  
  unichar ch[32];
  int i = 0;
  
  do ch[i++] = [cnums characterAtIndex:num%10];
  while ((num /= 10) > 0);

cxa

=NEW FEATURES=
- Ready for multitasking and Retina Display
- Print page (iOS 4.2 required)
- Image Gallery for current page
- Share text, image or URL to Delicious, Facebook, Google Reader, Instapaper, Pinboard, Read It Later, Tumblr and/or Twitter
- Add code snippet font size adjustment in Reading Options

=ENHANCEMENTS=
- New image viewer, similar to Photo.app's flavor
- Improved 'Find in Page', similar to desktop browser

cxa

iOS 4.2 devices can print wirelessly only to printers that support AirPrint and are running the latest available firmware. Some currently available printers that support AirPrint are:

- HP Photosmart Premium Fax e-All-in-One Printer - C410
- HP Photosmart Premium e-All-in-One Printer series - C310
- HP Photosmart Plus e-All-in-One Printer series - B210
- HP ENVY 100 e-All-in-One Printer Series - D410
- HP Photosmart eStation Printer series - C510

cxa

- (NSString *)convertISBN10To13:(NSString *)isbn10
{
  NSString *prefix = [NSString stringWithFormat:@"978%@", [isbn10 substringToIndex:9]];
  NSInteger sum = 0;
  for (int i=0; i<12; i++){
    char c = [prefix characterAtIndex:i];
    int n = c - '0';
    int w = (i % 2) ? 3 : 1;
    sum += w * n;
  }

cxa

- (void)drawRect:(NSRect)rect 
{
    // Drawing code here.
  CGContextRef context = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort];
  CGContextSetTextMatrix(context, CGAffineTransformIdentity);
  NSAttributedString *str = [[NSAttributedString alloc ]
                             initWithString:@"学习 Core Text. Learning Core Text. 中华人民共和国。"
                             attributes:[NSDictionary dictionaryWithObjectsAndKeys:[NSFont fontWithName:@"Adobe Song Std" size:24.0f], (NSString *)kCTFontAttributeName, [NSNumber numberWithBool:YES], (NSString *)kCTVerticalFormsAttributeName, nil]];
  CFAttributedStringRef attrString = (CFAttributedStringRef)str;
  CTFramesetterRef framesetter = CTFramesetterCreateWithAttributedString(attrString);