book

Creating Web Animations

by Kirupa Chinnathambi

March 2017

Beginner

210 pages

English

O'Reilly Media, Inc.

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Know Your Basic HTML, CSS, and JavaScriptAbout Authoring ToolsUsing the Code ExamplesO’Reilly SafariGetting Help/Contacting the AuthorContacting O’ReillyAcknowledgments
What Is an Animation?The Start and End StatesInterpolationAnimations on the WebConclusion
Creating a Simple AnimationWhat Just HappenedThe NameDuration and KeyframesLoopingThe Longhand VersionConclusion
Creating a Simple TransitionWhat Just HappenedThe Longhand VersionConclusion
What Is a Timing Function?Timing Functions in CSSTiming Functions in CSS AnimationsTiming Functions in CSS TransitionsMeet the Timing Function CurveThe cubic-bezier Timing FunctionThe step Timing FunctionConclusion
What Is a Smooth Animation?Creating Responsive 60 fps AnimationsMeet the Animation-Friendly PropertiesPush Element Rendering to the GPUConclusion
It’s Just Property ChangesThe ExampleInitial State Using CSS, Changes Using JSWhat Just Happened?A Tale of Two Styling ApproachesSetting the Style DirectlyAdding and Removing Classes Using JavaScriptAnimating with requestAnimationFrameConclusion
SimilaritiesDifferencesTriggeringLoopingDefining Intermediate Points/KeyframesSpecifying Properties Up FrontInteraction with JavaScriptConclusion

The Starting PointAnimated UnderlineSimple Background Color ChangeCooler Background Color ChangeConclusion
The ExampleThe CSS AnimationThe Easing FunctionConclusion
How the Sliding Menu WorksCreating the Sliding MenuThe Initial PageAdding the MenuMaking the Menu WorkAdding Some Finishing TouchesConclusion
The Basic IdeaThe ContentIt’s Scrolling TimeIdentifying the ElementsModifying the ElementsBuilding It All OutListening to the Scroll EventDetecting When Elements Are VisiblePutting It All TogetherSome Performance ConsiderationsConclusion
The Full HTML and CSSDeconstructing This EffectLooking at the CSSFaking RandomnessSlightly Different Variants of Style Rules + KeyframesAltering Some CSS Properties and Their Values…Inline!Conclusion
Overview of How the Parallax Effect WorksGetting StartedAdding Our Background ElementsThe JavaScriptConclusion
Creating the Sprite SheetThe Actual ImplementationIt’s Animation TimeThe Steps Easing Function in ActionConclusion
Overview of How It WorksThe ContentThe Content (For Realz This Time)What You Just DidClipping the ContentThe Navigation LinksMaking the Content Actually SlideAdding the JavaScriptAdding the TransitionUnderstanding the Code (and More!)What’s Really Going OnThe Role of the data-pos AttributeIt’s All About the JavaScriptConclusion
Until Next Time

Overview

Creating user interfaces that are fun, practical, fluid, and memorable is hard. And existing learning materials don’t explain the context of the UI problem that animations are trying to solve. That’s where this book comes in. You'll gain a solid technical understanding of how to create awesome animations using CSS and learn how to implement common UI patterns, using practical examples that rely on animations to solve a core problem. Frontend web developers and designers will not only learn important technical details, but also how to apply them to solve real-world problems.