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import GObject from 'gi://GObject';
import * as utils from '../conveniences/utils.js';
const St = await utils.import_in_shell_only('gi://St');
const BlurModule = await utils.import_in_shell_only('gi://Blur');
const Shell = await utils.import_in_shell_only('gi://Shell');
const BlurOrShell = utils.is_usable_blur_module(BlurModule) ? BlurModule : Shell;
const SUPPORTS_CORNER_RADIUS = Boolean(
BlurOrShell?.BlurEffect?.list_properties()
.some(property => property.name === 'corner-radius')
);
const DEFAULT_PARAMS = {
unscaled_radius: 30,
brightness: 0.6,
unscaled_corner_radius: 0,
};
export const NativeDynamicBlurEffect = utils.IS_IN_PREFERENCES ?
{ default_params: DEFAULT_PARAMS, supports_corner_radius: false } :
new GObject.registerClass({
GTypeName: "NativeDynamicBlurEffect"
}, class NativeDynamicBlurEffect extends BlurOrShell.BlurEffect {
constructor(params) {
const normalized_params = { ...params };
if (!('unscaled_radius' in normalized_params) && 'radius' in normalized_params)
normalized_params.unscaled_radius = normalized_params.radius;
delete normalized_params.radius;
if (!('unscaled_corner_radius' in normalized_params) && 'corner_radius' in normalized_params)
normalized_params.unscaled_corner_radius = normalized_params.corner_radius;
delete normalized_params.corner_radius;
const parent_params = { ...normalized_params };
delete parent_params.unscaled_radius;
delete parent_params.brightness;
delete parent_params.unscaled_corner_radius;
super({ ...parent_params, mode: BlurOrShell.BlurMode.BACKGROUND });
this._theme_context = St.ThemeContext.get_for_stage(global.stage);
this._theme_context.connectObject(
'notify::scale-factor',
_ => {
this.radius = Math.max(0, this.unscaled_radius * this._theme_context.scale_factor);
if (SUPPORTS_CORNER_RADIUS)
this.corner_radius = this.unscaled_corner_radius * this._theme_context.scale_factor;
},
this
);
utils.setup_params(this, normalized_params);
}
static get default_params() {
return DEFAULT_PARAMS;
}
static get supports_corner_radius() {
return SUPPORTS_CORNER_RADIUS;
}
get unscaled_radius() {
return this._unscaled_radius;
}
set unscaled_radius(value) {
this._unscaled_radius = value;
this.radius = Math.max(0, value * this._theme_context.scale_factor);
}
get unscaled_corner_radius() {
return this._unscaled_corner_radius;
}
set unscaled_corner_radius(value) {
this._unscaled_corner_radius = value;
if (SUPPORTS_CORNER_RADIUS)
this.corner_radius = value * this._theme_context.scale_factor;
}
});
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