2014/10/15 下午 10:05:05

iphone Programming Glossary: cgpdfpagegetdrawingtransform

CGContextDrawPDFPage taking up large amounts of memory

http://stackoverflow.com/questions/2975240/cgcontextdrawpdfpage-taking-up-large-amounts-of-memory

CGPDFPageRef m_page inRect CGRect rect inContext CGContextRef g CGPDFBox box kCGPDFMediaBox CGAffineTransform t CGPDFPageGetDrawingTransform m_page box rect 0 YES CGRect pageRect CGPDFPageGetBoxRect m_page box Start the drawing CGContextSaveGState g Clip to our..

iPhone, CGPDFDocument - PDF links

http://stackoverflow.com/questions/3257057/iphone-cgpdfdocument-pdf-links

PDF page where we want it so save the graphics state in case we want to do more drawing CGContextSaveGState context CGPDFPageGetDrawingTransform provides an easy way to get the transform for a PDF page. It will scale down to fit including any base rotations necessary.. down to fit including any base rotations necessary to display the PDF page correctly. CGAffineTransform pdfTransform CGPDFPageGetDrawingTransform page kCGPDFCropBox self.bounds 0 true And apply the transform. CGContextConcatCTM context pdfTransform Finally we draw..

Selecting Text in PDF file (iphone)

http://stackoverflow.com/questions/3657550/selecting-text-in-pdf-file-iphone

ctx 0.0 layer.bounds.size.height CGContextScaleCTM ctx 1.0 1.0 Draw PDF scaled to fit CGContextConcatCTM ctx CGPDFPageGetDrawingTransform page kCGPDFCropBox layer.bounds 0 YES CGContextDrawPDFPage ctx page for Selection s in self.selections CGContextSaveGState..

Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints?

http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints

CGImage else @synchronized issue CGPDFPageRef pdfPage CGPDFDocumentGetPage issue.pdfDoc pageIndex 1 pdfToPageTransform CGPDFPageGetDrawingTransform pdfPage kCGPDFMediaBox layer.bounds 0 true CGContextConcatCTM context pdfToPageTransform CGContextDrawPDFPage context pdfPage..

CGContext pdf page aspect fit

http://stackoverflow.com/questions/3908624/cgcontext-pdf-page-aspect-fit

CGContextTranslateCTM ctx 0.0 layer.bounds.size.height CGContextScaleCTM ctx 1.0 1.0 CGContextConcatCTM ctx CGPDFPageGetDrawingTransform myPageRef kCGPDFBleedBox layer.bounds 0 true CGContextDrawPDFPage ctx myPageRef The problem is that the pdf page is getting.. fit to screen. iphone pdf core graphics share improve this question To expand on Tia's answer the built in method CGPDFPageGetDrawingTransform will scale down but not up. If you want to scale up then you need to work out your own transform by comparing the results..

how to fit pdf page in entire view

http://stackoverflow.com/questions/4321681/how-to-fit-pdf-page-in-entire-view

180 260 evans CGContextConcatCTM ctx CGAffineTransformMakeScale scaleToApply scaleToApply CGContextConcatCTM ctx CGPDFPageGetDrawingTransform myPageRef kCGPDFCropBox layer.bounds 0 true CGContextConcatCTM ctx CGAffineTransformMakeScale scaleToApply scaleToApply..

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

context aRect Grab the first PDF page page CGPDFDocumentGetPage pdf i 1 CGAffineTransform pdfTransform CGPDFPageGetDrawingTransform page kCGPDFMediaBox aRect 0 true And apply the transform. CGContextConcatCTM context pdfTransform CGContextDrawPDFPage context..

problem with rendering pdf on the entire screen of pdf

http://stackoverflow.com/questions/4634331/problem-with-rendering-pdf-on-the-entire-screen-of-pdf

180 260 CGContextConcatCTM ctx CGAffineTransformMakeScale scaleToApply scaleToApply CGContextConcatCTM ctx CGPDFPageGetDrawingTransform myPageRef kCGPDFCropBox layer.bounds 0 true CGContextSetInterpolationQuality ctx kCGInterpolationHigh CGContextSetRenderingIntent..

Rendering a CGPDFPage into a UIImage

http://stackoverflow.com/questions/4639781/rendering-a-cgpdfpage-into-a-uiimage

CGContextTranslateCTM context 0.0 pageRect.size.height CGContextScaleCTM context 1.0 1.0 CGContextConcatCTM context CGPDFPageGetDrawingTransform page kCGPDFMediaBox pageRect 0 true CGContextDrawPDFPage context page CGContextRestoreGState context UIImage thm UIGraphicsGetImageFromCurrentImageContext..

Display PDF on iPad

http://stackoverflow.com/questions/4722526/display-pdf-on-ipad

scaleToApply scaleToApply CGContextConcatCTM ctx CGAffineTransformMakeScale scaleToApply scaleToApply GLogDebug @ the CGPDFPageGetDrawingTransform values are @ NSStringFromCGAffineTransform CGPDFPageGetDrawingTransform myPageRef kCGPDFCropBox layer.bounds 0 true CGContextConcatCTM.. scaleToApply scaleToApply GLogDebug @ the CGPDFPageGetDrawingTransform values are @ NSStringFromCGAffineTransform CGPDFPageGetDrawingTransform myPageRef kCGPDFCropBox layer.bounds 0 true CGContextConcatCTM ctx CGPDFPageGetDrawingTransform myPageRef kCGPDFCropBox.. CGPDFPageGetDrawingTransform myPageRef kCGPDFCropBox layer.bounds 0 true CGContextConcatCTM ctx CGPDFPageGetDrawingTransform myPageRef kCGPDFCropBox layer.bounds 0 true CGContextConcatCTM ctx CGAffineTransformMakeScale scaleToApply scaleToApply..

PDF to image creation in ios

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

1.0 CGContextFillRect context aRect Grab the PDF page page CGPDFDocumentGetPage pdf i 1 CGAffineTransform pdfTransform CGPDFPageGetDrawingTransform page kCGPDFMediaBox aRect 0 true And apply the transform. CGContextConcatCTM context pdfTransform CGContextSetInterpolationQuality..