Lomiri
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ObjectPositioner.qml
1/*
2 * Copyright (C) 2013 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
17import QtQuick 2.12
18import Lomiri.Components 1.3
19
20Item {
21 property int count
22 property int index
23 property real radius
24 property real halfSize
25 property real posOffset
26
27 property real slice: (2 * Math.PI / count) * index;
28
29 implicitWidth: childrenRect.width
30 implicitHeight: childrenRect.height
31
32 x: (radius - halfSize * posOffset) * Math.sin(slice) + radius - halfSize
33 y: (radius - halfSize * posOffset) * -Math.cos(slice) + radius - halfSize
34
35 rotation: Math.atan2(radius-(y+halfSize), radius-(x+halfSize)) * 180 / Math.PI - 90
36}