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layout: Use the ripples for overview

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As we moved the ripples implementation different class of its own, use
that for switching to overview.

https://gitlab.gnome.org/GNOME/gnome-shell/issues/981
https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/413
https://gitlab.gnome.org/GNOME/mutter/merge_requests/453
https://gitlab.gnome.org/GNOME/gsettings-desktop-schemas/merge_requests/19
https://gitlab.gnome.org/GNOME/gnome-settings-daemon/merge_requests/86
This commit is contained in:
Olivier Fourdan 2019-02-21 08:45:17 +01:00
parent 4b01bb6f99
commit ee3f52c097
1 changed files with 10 additions and 49 deletions
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59
js/ui/layout.js
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@ -11,6 +11,7 @@ const DND = imports.ui.dnd;
const Main = imports.ui.main;
const Params = imports.misc.params;
const Tweener = imports.ui.tweener;
const Ripples = imports.ui.ripples;
var STARTUP_ANIMATION_TIME = 0.5;
var KEYBOARD_ANIMATION_TIME = 0.15;
@ -1117,14 +1118,15 @@ var HotCorner = class HotCorner {
Shell.ActionMode.OVERVIEW);
this._pressureBarrier.connect('trigger', this._toggleOverview.bind(this));
// Cache the three ripples instead of dynamically creating and destroying them.
this._ripple1 = new St.BoxLayout({ style_class: 'ripple-box', opacity: 0, visible: false });
this._ripple2 = new St.BoxLayout({ style_class: 'ripple-box', opacity: 0, visible: false });
this._ripple3 = new St.BoxLayout({ style_class: 'ripple-box', opacity: 0, visible: false });
let px = 0.0;
let py = 0.0;
if (Clutter.get_default_text_direction() == Clutter.TextDirection.RTL) {
px = 1.0;
py = 0.0;
}
layoutManager.uiGroup.add_actor(this._ripple1);
layoutManager.uiGroup.add_actor(this._ripple2);
layoutManager.uiGroup.add_actor(this._ripple3);
this._ripples = new Ripples.Ripples(px, py, 'ripple-box');
this._ripples.addTo(layoutManager.uiGroup);
}
setBarrierSize(size) {
@ -1206,53 +1208,12 @@ var HotCorner = class HotCorner {
this.actor.destroy();
}
_animRipple(ripple, delay, time, startScale, startOpacity, finalScale) {
// We draw a ripple by using a source image and animating it scaling
// outwards and fading away. We want the ripples to move linearly
// or it looks unrealistic, but if the opacity of the ripple goes
// linearly to zero it fades away too quickly, so we use Tweener's
// 'onUpdate' to give a non-linear curve to the fade-away and make
// it more visible in the middle section.
ripple._opacity = startOpacity;
if (ripple.get_text_direction() == Clutter.TextDirection.RTL)
ripple.set_anchor_point_from_gravity(Clutter.Gravity.NORTH_EAST);
ripple.visible = true;
ripple.opacity = 255 * Math.sqrt(startOpacity);
ripple.scale_x = ripple.scale_y = startScale;
ripple.x = this._x;
ripple.y = this._y;
Tweener.addTween(ripple, { _opacity: 0,
scale_x: finalScale,
scale_y: finalScale,
delay: delay,
time: time,
transition: 'linear',
onUpdate() { ripple.opacity = 255 * Math.sqrt(ripple._opacity); },
onComplete() { ripple.visible = false; } });
}
_rippleAnimation() {
// Show three concentric ripples expanding outwards; the exact
// parameters were found by trial and error, so don't look
// for them to make perfect sense mathematically
// delay time scale opacity => scale
this._animRipple(this._ripple1, 0.0, 0.83, 0.25, 1.0, 1.5);
this._animRipple(this._ripple2, 0.05, 1.0, 0.0, 0.7, 1.25);
this._animRipple(this._ripple3, 0.35, 1.0, 0.0, 0.3, 1);
}
_toggleOverview() {
if (this._monitor.inFullscreen && !Main.overview.visible)
return;
if (Main.overview.shouldToggleByCornerOrButton()) {
this._rippleAnimation();
this._ripples.playAnimation(this._x, this._y);
Main.overview.toggle();
}
}