2 * Copyright (C) 2016 Canonical, Ltd.
3 * Copyright (C) 2022 UBports Foundation
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; version 3.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19import QtGraphicalEffects 1.0
20import Lomiri.Components 1.3
25 property Item sourceItem
26 property rect blurRect: Qt.rect(0,0,0,0)
27 property bool occluding: false
29 readonly property int minRadius : Math.max(units.gu(4), 64)
30 readonly property int blurRadius : Math.min(minRadius, 128)
33 id: shaderEffectSource
34 sourceItem: root.sourceItem
35 hideSource: root.occluding
36 sourceRect: root.blurRect
38 enabled: sourceItem != null
44 source: shaderEffectSource
45 radius: root.blurRadius
47 visible: sourceItem != null
53 repeat: root.visible && (sourceItem != null)
55 onTriggered: shaderEffectSource.scheduleUpdate()
58 // When blur is disabled
61 color: theme.palette.highlighted.background
62 visible: sourceItem == null