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How to use the new Material Design Icon themes: Outlined, Rounded, Two-Tone and Sharp?
Update (31/03/) : All icon themes work via Google Web Fonts now.
As pointed out by Edric, it's just a matter of adding the google web fonts link in your document's head now, like so:
And then adding the correct class to output the icon of a particular theme.
The color of the icons can be changed using CSS as well.
Note: the Two-tone theme icons are a bit glitchy at present.
Update (14/11/) : List of 16 outline icons that work with the "_outline" suffix.
Here's the most recent list of 16 outline icons that work with the regular Material-icons Webfont, using the _outline suffix (tested and confirmed).
(As found on the material-design-icons github page. Search for: "_outline_diseinuak4web.net")
Note that pie_chart needs to be "pie_chart_outlined" and not outline.
This is a hack to test out the new icon themes using an inline tag. It's not the official solution.
As of today (July 19, ), a little over 2 months since the new icons themes were introduced, there is No Way to include these icons using an inline tag .
+Martin has pointed out that there's an issue raised on Github regarding the same: diseinuak4web.net
So, until Google comes up with a solution for this, I've started using a hack to include these new icon themes in my development environment before downloading the appropriate icons as SVG or PNG. And I thought I'd share it with you all.
IMPORTANT: Do not use this on a production environment as each of the included CSS files from Google are over 1MB in size.
Google uses these stylesheets to showcase the icons on their demo page:
Outline:
Rounded:
Two-Tone:
Sharp:
Each of these files contain the icons of the respective themes included as background-images (Base64 image-data). And here's how we can use this to test out the compatibility of a particular icon in our design before downloading it for use in the production environment.
STEP 1:
Include the stylesheet of the theme that you want to use. Eg: For the 'Outlined' theme, use the stylesheet for 'diseinuak4web.net'
STEP 2:
Add the following classes to your own stylesheet:
STEP 3:
Use the icon by adding the following classes to the tag:
class
Icon name as shown on the material icons demo page, prefixed with the theme name followed by a hyphen.
Prefixes:
Outlined:
Rounded:
Two-Tone:
Sharp:
Eg (for 'announcement' icon):
, , ,
3) Use an optional 3rd class for inverting the color from black to white (for dark backgrounds)
Changing icon size:
Since this is a background-image and not a font-icon, use the and properties of CSS to modify the size of the icons. The default is set to 24px in the class.
Example:
Case I: For the Outlined Theme of the account_circle icon:
- Include the stylesheet:
- Add the icon tag on your page:
Optional (For dark backgrounds):
Case II: For the Sharp Theme of the assessment icon:
- Include the stylesheet:
- Add the icon tag on your page:
(For dark backgrounds):
I can't stress enough that this is NOT THE RIGHT WAY to include the icons on your production environment. But if you have to scan through multiple icons on your in-development page, it does make the icon inclusion pretty easy and saves a lot of time.
Downloading the icon as SVG or PNG sure is a better option when it comes to site-speed optimization, but font-icons are a time-saver when it comes to the prototyping phase and checking if a particular icon goes with your design, etc.
I will update this post if and when Google comes up with a solution for this issue that does not involve downloading an icon for usage.
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