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ui/environment: Add a setSourceColor helper

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To simplify porting away from Clutter cairo helpers

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/2808>
This commit is contained in:
Bilal Elmoussaoui 2023-07-18 15:51:25 +02:00
parent 64c8d94d2b
commit ef9113da43
1 changed files with 11 additions and 0 deletions
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11
js/ui/environment.js
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@ -4,6 +4,7 @@ import '../misc/dependencies.js';
import {setConsoleLogDomain} from 'console';
import * as Gettext from 'gettext';
import Cairo from 'cairo';
import Clutter from 'gi://Clutter';
import Gdk from 'gi://Gdk';
import Gio from 'gi://Gio';
@ -275,6 +276,16 @@ GObject.Object.prototype.disconnect_object = function (...args) {
SignalTracker.registerDestroyableType(Clutter.Actor);
Cairo.Context.prototype.setSourceColor = function (color) {
const {red, green, blue, alpha} = color;
const rgb = [red, green, blue].map(v => v / 255.0);
if (alpha !== 0xff)
this.setSourceRGBA(...rgb, alpha / 255.0);
else
this.setSourceRGB(...rgb);
};
// Miscellaneous monkeypatching
_patchContainerClass(St.BoxLayout);