¡@

Home 

2014/10/15 ¤U¤È 10:15:02

iphone Programming Glossary: totalnum

How to generate a thumbnails form a PDF document with iPhone SDK?

http://stackoverflow.com/questions/4504834/how-to-generate-a-thumbnails-form-a-pdf-document-with-iphone-sdk

aRect.size CGContextRef context UIGraphicsGetCurrentContext UIImage thumbnailImage NSUInteger totalNum CGPDFDocumentGetNumberOfPages pdf for int i 0 i totalNum i CGContextSaveGState context CGContextTranslateCTM context 0.0.. UIGraphicsGetCurrentContext UIImage thumbnailImage NSUInteger totalNum CGPDFDocumentGetNumberOfPages pdf for int i 0 i totalNum i CGContextSaveGState context CGContextTranslateCTM context 0.0 aRect.size.height CGContextScaleCTM context 1.0 1.0 CGContextSetGrayFillColor..

PDF to image creation in ios

http://stackoverflow.com/questions/8652472/pdf-to-image-creation-in-ios

CFURLRef pdfFileUrl CGPDFPageRef page CGRect aRect CGRectMake 0 0 100 200 thumbnail size NSUInteger totalNum CGPDFDocumentGetNumberOfPages pdf for int i 0 i totalNum i CGPDFPageRef myPageRef CGPDFDocumentGetPage pdf i 1 aRect CGPDFPageGetBoxRect.. CGRect aRect CGRectMake 0 0 100 200 thumbnail size NSUInteger totalNum CGPDFDocumentGetNumberOfPages pdf for int i 0 i totalNum i CGPDFPageRef myPageRef CGPDFDocumentGetPage pdf i 1 aRect CGPDFPageGetBoxRect myPageRef kCGPDFCropBox UIGraphicsBeginImageContext.. after each loop. If you want to reuse memory for each iteration use an independent NSAutoreleasePool for int i 0 i totalNum i NSAutoreleasePool pool NSAutoreleasePool alloc init ... .... process page ... ... pool release Or in the case you are..