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SVG

 SVG

Using SVG as a main component of your phonegap/cordova application.

81a211a67ee5824ed8d6ee4df08dfced?s=128

James Coleman

May 20, 2014
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  1. James Coleman UI Developer

  2. ianfeather.co.uk

  3. SVG

  4. <svg width="200" height="200" xmlns="http://www.w3.org/ 2000/svg" version="1.1"> <circle fill="black" cx="100" cy="100"

    r="100"/> </svg> SVG Structure
  5. developer.mozilla.org/en-US/docs/Web/SVG/Element

  6. <svg width="400" height="200" xmlns="http://www.w3.org/ 2000/svg" version="1.1"> <g fill="#69BFA7" stroke="#3F8C70" stroke-

    width="20"> <circle cx="100" cy="100" r="80"/> <circle fill="#91D996" cx="300" cy="100" r="80"/> </g> </svg> Group tag
  7. <svg width="600" height="200" xmlns="http://www.w3.org/ 2000/svg" version="1.1"> <g fill="#69BFA7" stroke="#3F8C70" stroke-

    width="20"> <circle cx="100" cy="100" r="80"/> <circle fill="#91D996" cx="300" cy="100" r="80"/> </g> ! <defs> <g fill="#F27166" stroke="#86403a" stroke- width="20"> <circle cx="100" cy="100" r="80"/> <circle fill="#BF584E" cx="300" cy="100" r="80"/> </g> </defs> </svg> Definition tag
  8. <svg width="600" height="400" xmlns="http://www.w3.org/ 2000/svg" version="1.1"> <g fill="#69BFA7" stroke="#3F8C70" stroke-

    width="20"> <circle cx="100" cy="100" r="80"/> <circle fill="#91D996" cx="300" cy="100" r="80"/> </g> ! <defs> <g fill="#F27166" stroke="#86403a" stroke- width="20" id="redCircles"> <circle cx="100" cy="100" r="80"/> <circle fill="#BF584E" cx="300" cy="100" r="80"/> </g> </defs> ! <use xlink:href="#redCircles" x="200" y="200"/> </svg> Use tag
  9. <svg width="600" height="400" xmlns="http://www.w3.org/ 2000/svg" version="1.1" viewBox="0 0 300 200">

    <g fill="#69BFA7" stroke="#3F8C70" stroke- width="20"> <circle cx="100" cy="100" r="80"/> <circle fill="#91D996" cx="300" cy="100" r="80"/> </g> ! <defs> <g fill="#F27166" stroke="#86403a" stroke- width="20" id="redCircles"> <circle cx="100" cy="100" r="80"/> <circle fill="#BF584E" cx="300" cy="100" r="80"/> </g> </defs> ! <use xlink:href="#redCircles" x="200" y="200"/> </svg> viewBox tag
  10. None
  11. <?xml version="1.0" encoding="UTF-8" standalone="no"?> <svg width="596px" height="380px" viewBox="0 0 596

    380" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:sketch="http://www.bohemiancoding.com/sketch/ns"> <title>Some circles</title> <description>Created with Sketch (http://www.bohemiancoding.com/sketch)</description> <defs></defs> <g id="Page-1" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd" sketch:type="MSPage"> <g id="circlesvgo" sketch:type="MSLayerGroup" transform="translate(10.000000, 10.000000)" stroke- width="20"> <g id="Group" stroke="#3F8C70" sketch:type="MSShapeGroup"> <circle id="Oval" fill="#69BFA7" cx="80" cy="80" r="80"></circle> <circle id="Oval" fill="#91D996" cx="280" cy="80" r="80"></circle> </g> <g id="redCircles" transform="translate(216.000000, 200.000000)" stroke="#86403A" sketch:type="MSShapeGroup"> <circle id="Oval" fill="#F27166" cx="80" cy="80" r="80"></circle> <circle id="Oval" fill="#BF584E" cx="280" cy="80" r="80"></circle> </g> </g> </g> </svg> Sketch export
  12. <?xml version="1.0" encoding="UTF-8" standalone="no"?> <svg width="596px" height="380px" viewBox="0 0 596

    380" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:sketch="http://www.bohemiancoding.com/sketch/ns"> <title>Some circles</title> <description>Created with Sketch (http://www.bohemiancoding.com/sketch)</description> <defs></defs> <g id="Page-1" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd" sketch:type="MSPage"> <g id="circlesvgo" sketch:type="MSLayerGroup" transform="translate(10.000000, 10.000000)" stroke- width="20"> <g id="Group" stroke="#3F8C70" sketch:type="MSShapeGroup"> <circle id="Oval" fill="#69BFA7" cx="80" cy="80" r="80"></circle> <circle id="Oval" fill="#91D996" cx="280" cy="80" r="80"></circle> </g> <g id="redCircles" transform="translate(216.000000, 200.000000)" stroke="#86403A" sketch:type="MSShapeGroup"> <circle id="Oval" fill="#F27166" cx="80" cy="80" r="80"></circle> <circle id="Oval" fill="#BF584E" cx="280" cy="80" r="80"></circle> </g> </g> </g> </svg> Sketch export
  13. <?xml version="1.0" encoding="utf-8"?> <!-- Generator: Adobe Illustrator 16.0.0, SVG Export

    Plug-In . SVG Version: 6.00 Build 0) --> <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"> <svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/ xlink" x="0px" y="0px" width="600px" height="400px" viewBox="0 0 600 400" enable-background="new 0 0 600 400" xml:space="preserve"> <g> <circle fill="#69BFA7" stroke="#3F8C70" stroke-width="20" cx="100" cy="100" r="80"/> <circle fill="#91D996" stroke="#3F8C70" stroke-width="20" cx="300" cy="100" r="80"/> </g> <g> <g id="redCircles"> <circle fill="#F27166" stroke="#86403A" stroke-width="20" cx="300" cy="300" r="80"/> <circle fill="#BF584E" stroke="#86403A" stroke-width="20" cx="500" cy="300" r="80"/> </g> </g> </svg> Illustrator export
  14. github.com/svg/svgo

  15. <svg xmlns="http://www.w3.org/2000/svg" width="600" height="400" viewBox="0 0 600 400"> <g stroke="#3F8C70"

    stroke-width="20"> <circle fill="#69BFA7" cx="100" cy="100" r="80"/> <circle fill="#91D996" cx="300" cy="100" r="80"/> </g> <g stroke="#86403A" stroke-width="20"> <circle fill="#F27166" cx="300" cy="300" r="80"/> <circle fill="#BF584E" cx="500" cy="300" r="80"/> </g> </svg> ! Optimised SVG using SVGO
  16. SVGO Usage

  17. SVGO Usage

  18. SVGO Usage

  19. github.com/svg/svgo

  20. SVGO Usage

  21. None
  22. Other music festival apps

  23. Inline or background image?

  24. <svg width="300" height="600" xmlns="http://www.w3.org/2000/ svg" version="1.1"> <g fill="#69BFA7" stroke="#3F8C70" stroke-width="10">

    <circle cx="50" cy="50" r="40"/> <circle fill="#91D996" cx="150" cy="50" r="40"/> </g> ! <defs> <g fill="#F27166" stroke="#86403a" stroke-width="10" id="redCircles"> <circle cx="50" cy="50" r="40"/> <circle fill="#BF584E" cx="150" cy="50" r="40"/> </g> </defs> ! <use xlink:href="#redCircles" x="0" y="150"/> </svg> iOS Inline issue
  25. SVG and MathML elements must either have a start tag

    and an end tag, or a start tag that is marked as self-closing, in which case they must not have an end tag.
  26. <svg width="300" height="600" xmlns="http://www.w3.org/2000/ svg" version="1.1"> <g fill="#69BFA7" stroke="#3F8C70" stroke-width="10">

    <circle cx="50" cy="50" r="40"></circle> <circle fill="#91D996" cx="150" cy="50" r="40"></ circle> </g> ! <defs> <g fill="#F27166" stroke="#86403a" stroke-width="10" id="redCircles"> <circle cx="50" cy="50" r="40"></circle> <circle fill="#BF584E" cx="150" cy="50" r="40"></ circle> </g> </defs> ! <use xlink:href="#redCircles" x="0" y="150"></use> </svg> iOS Inline issue
  27. <svg width="300" height="600" xmlns="http://www.w3.org/2000/ svg" version="1.1"> <g fill="#69BFA7" stroke="#3F8C70" stroke-width="10">

    <circle cx="50" cy="50" r="40"> <circle fill="#91D996" cx="150" cy="50" r="40"></ circle> </circle> </g> ! <defs> <g fill="#F27166" stroke="#86403a" stroke-width="10" id="redCircles"> <circle cx="50" cy="50" r="40"> <circle fill="#BF584E" cx="150" cy="50" r="40"></circle> </circle> </g> </defs> ! <use xlink:href="#redCircles" x="0" y="150"></use> </svg> iOS Inline issue
  28. Inline has no size restrictions Up to 5 decoded megapixels

  29. Inline has no size restrictions Up to 5 decoded megapixels

  30. Inline or background image?

  31. SVG in Sketch

  32. SVG Export

  33. PDF Export

  34. Illustrator SVG Export

  35. 100% width

  36. Filling the space

  37. SVG Map result

  38. Optimisation

  39. Separate DOM SVG nodes vs. Defs

  40. Don’t use 3D transforms

  41. Don’t Base64 encode for Android

  42. Grouped elements result in a 7% faster paint

  43. SVG is painted up to 11% faster with Use elements

  44. Optimised (a little)

  45. The bad

  46. 3.0

  47. Use canvas if you’re rendering all of the nodes, ever.

  48. None
  49. The great

  50. Resolution independence past @2x

  51. Mutable

  52. Animate

  53. Thanks!