Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Font Library: Load/Unload the font face in browser when toggling the variants #59066

Merged
merged 7 commits into from
Mar 4, 2024
Merged

Font Library: Load/Unload the font face in browser when toggling the variants #59066

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
7 commits
Select commit Hold shift + click to select a range
2b219c1
Font Library: Load/Unload the font face in browser when toggling the …
arthur791004 Feb 15, 2024
b77d34d
Font Library: Unload the deleted font faces
arthur791004 Feb 16, 2024
581d9ee
Address feedback
arthur791004 Feb 27, 2024
a8b8938
replace repeated implementation by the use of a existing fuction
matiasbenedetto Mar 4, 2024
3e4f064
remove inaccurate comment
matiasbenedetto Mar 4, 2024
ec32719
added a formatFontFace call to be able to match fonts in firefox too.
matiasbenedetto Mar 4, 2024
6abeb29
Merge branch 'trunk' into fix/font-library-load-font-face-on-demand
matiasbenedetto Mar 4, 2024
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
24 changes: 24 additions & 0 deletions packages/edit-site/src/components/global-styles/font-library-modal/context.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@ import {
setUIValuesNeeded,
mergeFontFamilies,
loadFontFaceInBrowser,
unloadFontFaceInBrowser,
getDisplaySrcFromFontFace,
makeFontFacesFormData,
makeFontFamilyFormData,
Expand Down Expand Up @@ -363,6 +364,12 @@ function FontLibraryProvider( { children } ) {
...fontFamilies,
[ font.source ]: newCustomFonts,
} );

if ( font.fontFace ) {
font.fontFace.forEach( ( face ) => {
unloadFontFaceInBrowser( face, 'all' );
} );
}
};

const activateCustomFontFamilies = ( fontsToAdd ) => {
Expand Down Expand Up @@ -398,6 +405,23 @@ function FontLibraryProvider( { children } ) {
...fontFamilies,
[ font.source ]: newFonts,
} );

const isFaceActivated = isFontActivated(
font.slug,
face.fontStyle,
face.fontWeight,
font.source
);

if ( isFaceActivated ) {
loadFontFaceInBrowser(
face,
getDisplaySrcFromFontFace( face.src ),
'all'
);
} else {
unloadFontFaceInBrowser( face, 'all' );
}
};

const loadFontFaceAsset = async ( fontFace ) => {
Expand Down
34 changes: 34 additions & 0 deletions packages/edit-site/src/components/global-styles/font-library-modal/utils/index.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -121,6 +121,40 @@ export async function loadFontFaceInBrowser( fontFace, source, addTo = 'all' ) {
}
}

/*
* Unloads the font face and remove it from the browser.
* It also removes it from the iframe document.
*
* Note that Font faces that were added to the set using the CSS @font-face rule
* remain connected to the corresponding CSS, and cannot be deleted.
Comment on lines +128 to +129
Copy link
Contributor

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

I'm not sure what is the meaning of this comment

Copy link
Contributor Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

It's from MDN. The fonts can be added to the FontFace set as follows, and the first method cannot be removed from the FontFace set.

  • The CSS rule
  • The document.fonts.add

*
* @see https://developer.mozilla.org/en-US/docs/Web/API/FontFaceSet/delete.
*/
export function unloadFontFaceInBrowser( fontFace, removeFrom = 'all' ) {
const unloadFontFace = ( fonts ) => {
fonts.forEach( ( f ) => {
if (
f.family === formatFontFaceName( fontFace.fontFamily ) &&
f.weight === fontFace.fontWeight &&
f.style === fontFace.fontStyle
) {
fonts.delete( f );
}
} );
};

if ( removeFrom === 'document' || removeFrom === 'all' ) {
unloadFontFace( document.fonts );
}

if ( removeFrom === 'iframe' || removeFrom === 'all' ) {
const iframeDocument = document.querySelector(
'iframe[name="editor-canvas"]'
).contentDocument;
unloadFontFace( iframeDocument.fonts );
}
}

/**
* Retrieves the display source from a font face src.
*
Expand Down
Loading