适用于iOS的pdf电子书阅读器

Question

pdf's are fixed and not reflow able. I have to develop an ebook reader supporting pdf format and add as much functionality in it as possible.

1) I wanted to ask if functionalities like night mode, font face and size changing possible ? if yes then how ?

2) I wanted to know in depth details about pdf ebooks and the meta data related to them ? how does acrobat reader knows the chapter titles of the different chapters in ebook (how the metadata is stored and how does it read it ?

3) How does acrobat reader perform the search through pdfs ?

4) i'll be developing the same using quartz framework instead of uiwebview. Is there any other way that is better ? Any suggestions regarding the same

Apart from these, please add any other information you think that might be useful for me to develop the same.

Thanks

Answer 1

对于TOC，谷歌vfr / reader（该项目也在github上）...有一个类readerreaderdocumentoutline.h ....您将了解目录的实现...