Core Text

Question 1

What does an app using Core Text need?

Answer 1

It needs to have the Core Text framework added to the project.

Question 2

How might I use Core Text with a UIView?

Answer 2

Override [UIView drawRect:] and use Core Text there.

Question 3

What include file is needed to use Core Text?

Answer 3

The file “CoreText/CoreText.h”.

Question 4

What must I always do when using functions that start with “Create”?

Answer 4

Call CFRelease() on their references before returning.

Question 5

With Core Text, what is used instead of NSString?

Answer 5

NSAttributedString

Question 6

Core Text works directly with _____________, also known as _____________.

Answer 6

Core Graphics, Quartz.

Question 7

Core Text needs Quartz to ______________.

Answer 7

actually draw the glyphs.

Question 8

The Core Text interface is in what programming language?

Answer 8

C

Question 9

NSAttributedString* is toll-free bridged with ___________ and so…

Answer 9

CFAttributedStringRef; the two can be used interchangeably in function calls.

Question 10

At the top of the Core Text class hierarchy is ________

Answer 10

CTFramesetter

Question 11

With an attributed string and a graphics path, CTFramesetter will generate ______________.

Answer 11

One or more frames (CTFrame objects).

Question 12

Each CTFrame object represents ____________.

Answer 12

one paragraph

Question 13

The CTFrame object contains one or more _____________.

Answer 13

CTLine objects, each of which is a line of text.

Question 14

A CTLine object contains one or more _________

Answer 14

CTRun objects, which are “glyph runs”, a series of glyphs with the same attributes and direction.