kwin/effects/eyeonscreen/package/contents/code/main.js

163 lines
6.8 KiB
JavaScript

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2015 Thomas Lübking <thomas.luebking@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
/*global effect, effects, animate, animationTime, Effect, QEasingCurve */
"use strict";
var eyeOnScreenEffect = {
duration: animationTime(250),
loadConfig: function () {
eyeOnScreenEffect.duration = animationTime(250);
},
delevateWindow: function(window) {
if (window.desktopWindow) {
if (window.eyeOnScreenShowsDesktop) {
window.eyeOnScreenShowsDesktop = false;
var stackingOrder = effects.stackingOrder;
for (var i = 0; i < stackingOrder.length; ++i) {
var w = stackingOrder[i];
if (w.eyeOnScreenOpacityKeeper === undefined)
continue;
cancel(w.eyeOnScreenOpacityKeeper);
delete w.eyeOnScreenOpacityKeeper;
}
}
} else if (window.elevatedByEyeOnScreen) {
effects.setElevatedWindow(window, false);
window.elevatedByEyeOnScreen = false;
}
},
slurp: function (showing) {
var stackingOrder = effects.stackingOrder;
var screenGeo = effects.virtualScreenGeometry;
var center = { value1: screenGeo.x + screenGeo.width/2,
value2: screenGeo.y + screenGeo.height/2 };
for (var i = 0; i < stackingOrder.length; ++i) {
var w = stackingOrder[i];
if (!w.visible || !(showing || w.slurpedByEyeOnScreen)) {
continue;
}
w.slurpedByEyeOnScreen = showing;
if (w.desktopWindow) {
// causes "seizures" because of opposing movements
// var zoom = showing ? 0.8 : 1.2;
var zoom = 0.8;
w.eyeOnScreenShowsDesktop = showing;
animate({
window: w,
duration: 2*eyeOnScreenEffect.duration, // "*2 for "bumper" transition
animations: [{
type: Effect.Scale,
curve: Effect.GaussianCurve,
to: zoom
}, {
type: Effect.Opacity,
curve: Effect.GaussianCurve,
to: 0.0
}]
});
if (showing) // (when not showing, pretty much everything would be above)
break; // ignore windows above the desktop
} else {
effects.setElevatedWindow(w, showing);
if (showing) {
w.elevatedByEyeOnScreen = true;
if (w.dock) {
animate({
// this is a HACK - we need to trigger an animationEnded to delevate the dock in time, or it'll flicker :-(
// TODO? "var timer = new QTimer;" causes an error in effect scripts
window: w,
animations: [{
type: Effect.Opacity,
curve: QEasingCurve.Linear,
duration: eyeOnScreenEffect.duration,
to: 0.9
}]
});
} else {
animate({
window: w,
animations: [{
type: Effect.Scale,
curve: QEasingCurve.InCubic,
duration: eyeOnScreenEffect.duration,
to: 0.0
}, {
type: Effect.Position,
curve: QEasingCurve.InCubic,
duration: eyeOnScreenEffect.duration,
to: center
}]
});
}
w.eyeOnScreenOpacityKeeper = set({
window: w,
animations: [{
type: Effect.Opacity,
curve: QEasingCurve.InCubic,
duration: eyeOnScreenEffect.duration,
to: 0.0
}]
});
} else {
w.elevatedByEyeOnScreen = false;
if (!w.dock) {
animate({
window: w,
duration: eyeOnScreenEffect.duration,
delay: eyeOnScreenEffect.duration,
animations: [{
type: Effect.Scale,
curve: QEasingCurve.OutCubic,
from: 0.0
}, {
type: Effect.Position,
curve: QEasingCurve.OutCubic,
from: center
}]
});
}
if (w.eyeOnScreenOpacityKeeper !== undefined) {
cancel(w.eyeOnScreenOpacityKeeper);
delete w.eyeOnScreenOpacityKeeper;
}
animate({
window: w,
duration: eyeOnScreenEffect.duration,
delay: eyeOnScreenEffect.duration,
animations: [{
type: Effect.Opacity,
curve: QEasingCurve.OutCubic,
duration: eyeOnScreenEffect.duration,
from: 0.0
}]
});
}
}
}
},
init: function () {
eyeOnScreenEffect.loadConfig();
effects.showingDesktopChanged.connect(eyeOnScreenEffect.slurp);
effect.animationEnded.connect(eyeOnScreenEffect.delevateWindow);
}
};
eyeOnScreenEffect.init();