PDF generates a class (class HTML Webpage generation PDF will text, select), learning IOS programming source code, a good reference.

demo.pdf
OCPDFGen
OCPDFGen.xcodeproj
..................\project.pbxproj
..................\project.xcworkspace
..................\...................\contents.xcworkspacedata
..................\...................\xcuserdata
..................\...................\..........\ocrickard.xcuserdatad
..................\...................\..........\.....................\UserInterfaceState.xcuserstate
..................\xcuserdata
..................\..........\ocrickard.xcuserdatad
..................\..........\.....................\xcschemes
..................\..........\.....................\.........\OCPDFGen.xcscheme
..................\..........\.....................\.........\xcschememanagement.plist
........\amalloc.c
........\amalloc.h
........\blocktags
........\config.h
........\Csio.c
........\cstring.h
........\DTCoreText
........\..........\CGUtils.h
........\..........\CGUtils.m
........\..........\default.css
........\..........\default.css.c
........\..........\DTAttributedTextCell.h
........\..........\DTAttributedTextCell.m
........\..........\DTAttributedTextContentView.h
........\..........\DTAttributedTextContentView.m
........\..........\DTAttributedTextView.h
........\..........\DTAttributedTextView.m
........\..........\DTColor+HTML.h
........\..........\DTColor+HTML.m
........\..........\DTCoreText.h
........\..........\DTCoreTextConstants.h
........\..........\DTCoreTextConstants.m
........\..........\DTCoreTextFontCollection.h
........\..........\DTCoreTextFontCollection.m
........\..........\DTCoreTextFontDescriptor.h
........\..........\DTCoreTextFontDescriptor.m
........\..........\DTCoreTextGlyphRun.h
........\..........\DTCoreTextGlyphRun.m
........\..........\DTCoreTextLayouter.h
........\..........\DTCoreTextLayouter.m
........\..........\DTCoreTextLayoutFrame.h
........\..........\DTCoreTextLayoutFrame.m
........\..........\DTCoreTextLayoutLine.h
........\..........\DTCoreTextLayoutLine.m
........\..........\DTCoreTextParagraphStyle.h
........\..........\DTCoreTextParagraphStyle.m
........\..........\DTCSSListStyle.h
........\..........\DTCSSListStyle.m
........\..........\DTCSSStylesheet.h
........\..........\DTCSSStylesheet.m
........\..........\DTHTMLAttributedStringBuilder.h
........\..........\DTHTMLAttributedStringBuilder.m
........\..........\DTHTMLElement.h
........\..........\DTHTMLElement.m
........\..........\DTHTMLParser.h
........\..........\DTHTMLParser.m
........\..........\DTImage+HTML.h
........\..........\DTImage+HTML.m
........\..........\DTLazyImageView.h
........\..........\DTLazyImageView.m
........\..........\DTLinkButton.h
........\..........\DTLinkButton.m
........\..........\DTTextAttachment.h
........\..........\DTTextAttachment.m
........\..........\DTTextBlock.h
........\..........\DTTextBlock.m
........\..........\DTWebVideoView.h
........\..........\DTWebVideoView.m
........\..........\NSAttributedString+DTCoreText.h
........\..........\NSAttributedString+DTCoreText.m
........\..........\NSAttributedString+HTML.h
........\..........\NSAttributedString+HTML.m
........\..........\NSAttributedString+SmallCaps.h
........\..........\NSAttributedString+SmallCaps.m
........\..........\NSAttributedStringRunDelegates.h
........\..........\NSAttributedStringRunDelegates.m
........\..........\NSCharacterSet+HTML.h
........\..........\NSCharacterSet+HTML.m
........\..........\NSData+DTBase64.h
........\..........\NSData+DTBase64.m
........\..........\NSMutableAttributedString+HTML.h
........\..........\NSMutableAttributedString+HTML.m
........\..........\NSMutableString+HTML.h
........\..........\NSMutableString+HTML.m
........\..........\NSScanner+HTML.h
........\..........\NSScanner+HTML.m
........\..........\NSString+CSS.h
........\..........\NSString+CSS.m
........\..........\NSString+HTML.h
........\..........\NSString+HTML.m
........\..........\NSString+Paragraphs.h
........\..........\NSString+Paragraphs.m
........\..........\NSString+UTF8Cleaner.h
........\..........\NSString+UTF8Cleaner.m
........\..........\UIDevice+DTVersion.h
........\..........\UIDevice+DT

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