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Diffstat (limited to 'examples/multimedia/video/qmlvideo/qml/frequencymonitor/FrequencyItem.qml')
-rw-r--r-- | examples/multimedia/video/qmlvideo/qml/frequencymonitor/FrequencyItem.qml | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/examples/multimedia/video/qmlvideo/qml/frequencymonitor/FrequencyItem.qml b/examples/multimedia/video/qmlvideo/qml/frequencymonitor/FrequencyItem.qml new file mode 100644 index 000000000..ec1bab299 --- /dev/null +++ b/examples/multimedia/video/qmlvideo/qml/frequencymonitor/FrequencyItem.qml @@ -0,0 +1,114 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the Qt Mobility Components. +** +** $QT_BEGIN_LICENSE:BSD$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import QtQuick +import FrequencyMonitor 1.0 + +Rectangle { + id: root + property bool logging: true + property bool displayed: true + property bool enabled: logging || displayed + property alias active: monitor.active + property int samplingInterval: 500 + property color textColor: "yellow" + property int textSize: 20 + property alias label: monitor.label + + border.width: 1 + border.color: "yellow" + width: 5.5 * root.textSize + height: 3.0 * root.textSize + color: "black" + opacity: 0.5 + radius: 10 + visible: displayed && active + + // This should ensure that the monitor is on top of all other content + z: 999 + + function notify() { + monitor.notify() + } + + FrequencyMonitor { + id: monitor + samplingInterval: root.enabled ? root.samplingInterval : 0 + onAverageFrequencyChanged: { + if (root.logging) trace() + averageFrequencyText.text = monitor.averageFrequency.toFixed(2) + } + } + + Text { + id: labelText + anchors { + left: parent.left + top: parent.top + margins: 10 + } + color: root.textColor + font.pixelSize: 0.6 * root.textSize + text: root.label + width: root.width - 2*anchors.margins + elide: Text.ElideRight + } + + Text { + id: averageFrequencyText + anchors { + right: parent.right + bottom: parent.bottom + margins: 10 + } + color: root.textColor + font.pixelSize: root.textSize + } +} |