Lomiri
flickableUtils.js
1 /*
2  * Copyright (C) 2016 Canonical Ltd.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; version 3.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  */
16 
17 .pragma library
18 
19 /* TODO the "8" is is DEFAULT_GRID_UNIT_PX, we use it to normalize the values with the current grid unit size.
20  Add a way to fetch this default grid unit px value from UITK. */
21 
22 function getFlickDeceleration(gridUnit) {
23  return 1500 * gridUnit / 8;
24 }
25 
26 function getMaximumFlickVelocity(gridUnit) {
27  return 2500 * gridUnit / 8;
28 }