Chapter 3 Notes

Deepter into text

Summary

So much ado about Labels and the text in them.

Programming Concepts Summary

Concept

Page

Text wraps automatically in labels

42

Text & Background Colors

44

Coloring

46-47

Changing the Application Color Scheme

50

Font sizes and attributes - includes FontFamily, FontSize, FontAttributes

51

Formatting text in a Span is similar to formatting text in html

53

Programs

Program Baskervilles

Page 41.

Concepts:

  1. Shows that text wraps inside a label be default.
  2. Shows the use of Device.OnPlatform for padding.

Classes:

  1. Label is demonstrated.

Greetings from the previous Chapter

Pages 44, 45, 52.

Concepts

  1. TextAlignment

  2. BackgroundColor

  3. TextColor

  4. FontAttributes

No new classes.

VariableFormatedText

Pages 53, 54

Concepts:

  1. FontSize (named)

  2. FontAttributes (bold, italic...)

Classes:

  1. NamedSize - is related to the font sizes

  2. Device.GetNamedSize(NamedSize.Large, typeof(Label)) returns an appropriate font size for the platform.

  3. FontAttributes e.g. FontAttributes.Bold

VariableFormatedParagraph

Pages 55, 56

Concepts:

Demonstrates using a "Span" to format text in a "FormattedText" property of a Label.

No New Classes here

NamedFontSizesPage

Pages 57-58

Concepts:

Demonstrates the different sizes on different platforms by looping through them and adding spans for each size in a label that includes:

  1. Named Size.
  2. Device dependent actual size in text
  3. A device dependent NewLine character.

Classes:

  1. Environment allows us to get the device dependent NewLine character.

ManagingAndProgrammingMobileApplications/Xamarin/Chapter 3 (last edited 2016-09-02 23:30:39 by scot)