City Libraries, City of Gold Coast

Coding iPhone apps for kids, a playful introduction to Swift, Gloria Winquist and Matt McCarthy

eng

illustrations

index present

non fiction

Coding iPhone apps for kids

Gloria Winquist and Matt McCarthy

a playful introduction to Swift

"Teaches the fundamentals of programming iOS apps and games with Swift and Xcode, the official iOS development environment."--

Who Should Read This Book 2 -- What's in This Book? -- The Companion Website -- Have Fun! -- 1.Hello, World! -- Installing Xcode, Your Code Editor -- Your First App! -- Introducing the Storyboard -- Adding User Interface Elements with the Object Library -- Saving Your Work -- Running the App on a Real Device -- What You Learned -- 2.Learning To Code In A Playground -- Constants and Variables -- When to Use Constants vs. Variables -- Naming Constants and Variables -- Data Types -- Declaring Data Types -- Common Data Types -- Type Inference -- Transforming Data Types with Casting -- Operators -- Order of Operations -- Ordering Operations with Parentheses -- Compound Assignment Operators -- What You Learned -- 3.Making Choices -- Boolean Expressions -- Is Equal and Is Not Equal -- Greater Than and Less Than -- Compound Boolean Expressions -- Conditional Statements -- if Statements -- switch Statements -- What You Learned -- 4.Writing Code That Loops -- Open the Debug Area -- Looping Through Ranges and Collections with for-in -- Say Hellos -- Say Good Morning! -- Testing Conditions with while Loops -- Guess My Number -- Shrink Away -- Which Loop to Use2 -- Nesting and Scope -- Nesting Blocks of Code -- Constant and Variable Scope -- What You Learned -- 5.Keeping Your Programs Safe With Optionals -- What Is an Optional? -- Creating Optionals -- Unwrapping Optionals -- A Special Kind of Operator: ?? -- What You Learned -- 6.Storing Collections In Dictionaries And Arrays -- Keeping Things in Order with Arrays -- Using Mutable and Immutable Arrays -- Using Type Inference -- Accessing Items in an Array -- Watching the Range -- Adding Items to an Array -- Combining Arrays -- Removing Items from an Array -- Replacing Items in an Array -- Using Array Properties -- Looping Over an Array -- Dictionaries Are Key! -- Initializing a Dictionary -- Accessing Values in a Dictionary -- Adding Items to a Dictionary -- Removing Items from a Dictionary -- Replacing Items in a Dictionary -- Using Dictionary Properties -- Looping Over a Dictionary -- What You Learned -- 7.Functions Are A Party, And You're Invited -- In with the Input, Out with the Output -- Writing a Custom Function -- Functions Do Even More with Input Parameters -- Making Party Invitations -- Inviting All Your Friends at Once -- Messaging Your Guests -- Argument Labels -- Adding a Custom Argument Label -- Removing an Argument Label -- Return Values -- Which Is the Bigger Box? -- Conditional Returns -- What You Learned -- 8.Custom Classes And Structs -- Making a Class -- Writing a Class Definition -- Storing Information in Properties -- Creating an Instance of a Class -- Accessing the Properties of a Class -- Customizing Each Cake with Initializers -- Adding a Birthday Greeting Method -- Writing a Helper Method -- A Special Property Called Self -- Class Inheritance -- Creating a Superclass -- Creating a Subclass -- Detecting the Data Type by Typecasting -- Refining the Data Type by Downcasting -- Value Types and Reference Types -- Using Structs -- What You Learned -- 9.Creating Buttons And Screens On The Storyboard -- An Outline of Your App -- Creating a New Xcode Project -- Adding the App Icon -- Displaying Your Friends' Birthdays -- Adding the Table View Controller -- Adding the Navigation Controller -- Adding a Button -- Setting Up Control Inputs and Labels -- Adding Your Friends' Names and Birthdays -- Making Your App Look Perfect on Every Device with Auto Layout -- Adding Save and Cancel Buttons -- What You Learned -- 10.Adding A Birthday Class And Handling User Input -- The Birthday Class -- Creating a New File -- Writing the Birthday Class -- Programming User Input -- Creating the Add Birthday View Controller -- Connecting Code to the Input Controls -- Connecting Your Code to the Storyboard -- Setting a Maximum Birthdate -- Saving a Birthday -- Hooking Up the Save Button -- Reading Text from a Text Field -- Getting a Date from a Date Picker -- Creating a Birthday -- Adding the Cancel Button -- What You Learned -- 11.Displaying Birthdays -- Making the Birthday List -- Creating the Birthdays Table View Controller -- Adding Cells to the Table View -- Setting Up the Birthdays Table View Controller -- Displaying Birthdays in a Table View -- Putting It All Together -- Delegation -- Connecting the Two Controllers by Setting a Delegate -- What You Learned -- 12.Saving Birthdays -- Storing Birthdays in a Database -- The Birthday Entity -- The Birthday Attributes -- The Application Delegate -- Code Cleanup -- Adding More Features to Our App -- Alphabetizing Birthdays -- Removing Birthdays -- What You Learned -- 13.Getting Birthday Notifications -- The User Notifications Framework -- Registering for Local Notifications -- Scheduling a Notification -- Removing a Notification -- What You Learned -- 14.Setting The Stage -- Where Do I Get Art and Sound Effects? -- Making Games with Xcode's SpriteKit -- Creating the Game Project -- Adding Images -- The Scenery: Displaying a Background Image -- How It Will Be Played: Screen Orientation -- Sizing Images for Different Screen Resolutions -- What You Learned -- 15.Making Schoolhouse Skateboarder A Real Game -- Our Hero, the Skateboarder -- Creating a Skater Sprite Class -- Importing SpriteKit -- Adding Custom Properties to the Skater Class -- Creating an Instance of the Skater in the Scene -- Setting Up the Skater -- Seeing the Skater on the Screen -- Understanding SpriteKit's Debugging Information -- Hittin' the Bricks -- Creating Sidewalk Bricks -- Updating Sidewalk Bricks -- Filling the Screen with Bricks -- Leaving Gaps to Jump -- The Game Loop -- Tracking the Update Time -- Calculating Elapsed Time for Each Update -- Adjusting Scroll Speed Using the Elapsed Time -- Updating the Bricks -- Up, Up, and Away-Making the Skater Jump -- Using a Tap Gesture Recognizer -- Simulating Gravity in a Simple Way -- Checking for Landings -- What You Learned -- 16.Using The Spritekit Physics Engine -- Setting Up the Physics World -- Physics Bodies -- Giving Shape to the Physics Bodies -- Setting Properties of Physics Bodies -- Giving the skater Sprite a Physics Body -- Adding Physics Bodies to Bricks -- Contacts and Collisions -- Handling Contacts and Collisions -- Responding to Contacts -- Applying Forces to Physics Bodies -- Starting and Ending the Game -- Starting the Game -- Ending the Game -- What You Learned -- 17.Adjusting Difficulty, Collecting Gems, And Keeping Score -- Speeding Things Up -- Adding Multilevel Platforms -- Defining Multiple Brick Levels -- Changing How Bricks Spawn -- Adding Gems to Collect -- Spawning and Tracking the Gems -- Deciding When to Spawn a Gem -- Removing Gems -- Updating Gems -- Collecting Gems -- Adding Scoring and Labels -- Creating Labels -- Tracking the Score -- Updating Labels -- Updating the Player's Score -- Making the Gems Valuable -- Tracking the High Score -- Tweaking the Gameplay -- What You Learned -- 18.Game State, Menus, Sounds, And Special Effects -- Tracking Game State -- Adding a Menu System -- Creating the MenuLayer Class -- Displaying the Menu Layers When Needed -- Removing the Menu Layer -- Making Sounds -- Adding the Sound Files -- Playing the Sounds at the Right Time -- Shooting Sparks -- What You Learned -- Troubleshooting Errors -- Apple Documentation -- Xcode Keyboard Shortcuts -- iOS Simulator Keyboard Shortcuts -- Xcode Versions

juvenile