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Diffstat (limited to 'examples/qt3d/audio-visualizer-qml/main.qml')
| -rw-r--r-- | examples/qt3d/audio-visualizer-qml/main.qml | 245 |
1 files changed, 0 insertions, 245 deletions
diff --git a/examples/qt3d/audio-visualizer-qml/main.qml b/examples/qt3d/audio-visualizer-qml/main.qml deleted file mode 100644 index 49c26106b..000000000 --- a/examples/qt3d/audio-visualizer-qml/main.qml +++ /dev/null @@ -1,245 +0,0 @@ -// Copyright (C) 2017 The Qt Company Ltd. -// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause - -import QtQuick -import QtQuick.Scene3D -import QtQuick.Layouts -import QtMultimedia - -Item { - id: mainview - width: 1215 - height: 720 - visible: true - property bool isHoverEnabled: false - - property variant magnitudeArray: null - property int millisecondsPerBar: 68 - property string magnitudeDataSourceFile: "qrc:/music/visualization.raw" - property int mediaLatencyOffset: 68 - - state: "stopped" - states: [ - State { - name: "playing" - PropertyChanges { - target: playButtonImage - source: { - if (playButtonMouseArea.containsMouse) - "qrc:/images/pausehoverpressed.png" - else - "qrc:/images/pausenormal.png" - } - } - PropertyChanges { - target: stopButtonImage - source: "qrc:/images/stopnormal.png" - } - }, - State { - name: "paused" - PropertyChanges { - target: playButtonImage - source: { - if (playButtonMouseArea.containsMouse) - "qrc:/images/playhoverpressed.png" - else - "qrc:/images/playnormal.png" - } - } - PropertyChanges { - target: stopButtonImage - source: "qrc:/images/stopnormal.png" - } - }, - State { - name: "stopped" - PropertyChanges { - target: playButtonImage - source: "qrc:/images/playnormal.png" - } - PropertyChanges { - target: stopButtonImage - source: "qrc:/images/stopdisabled.png" - } - } - ] - - Component.onCompleted: isHoverEnabled = touchSettings.isHoverEnabled() - - //![0] - MediaPlayer { - id: mediaPlayer - source: "qrc:/music/tiltshifted_lost_neon_sun.mp3" - audioOutput: AudioOutput {} - //![0] - - onMediaStatusChanged: { - if (mediaStatus == MediaPlayer.EndOfMedia) { - mainview.state = "stopped" - } else if (mediaStatus == MediaPlayer.LoadedMedia && !visualizer.started) { - // Load the pre-calculated magnitude data for the visualizer - var request = new XMLHttpRequest() - request.responseType = 'arraybuffer' - request.onreadystatechange = function() { - if (request.readyState === XMLHttpRequest.DONE) { - if (request.status == 200 || request.status == 0) { - var arrayBuffer = request.response - if (arrayBuffer) { - magnitudeArray = new Uint16Array(arrayBuffer) - visualizer.startVisualization() - } - } else { - console.warn("Couldn't load magnitude data for bars.") - } - request = null - } - }; - - request.open('GET', magnitudeDataSourceFile, true) - request.send(null) - } - } - - onErrorStringChanged: console.error("error with audio " + errorString) - - function getNextAudioLevel(offsetMs) { - if (magnitudeArray === null) - return 0.0; - - // Calculate the integer index position in to the magnitude array - var index = ((mediaPlayer.position + offsetMs) / - mainview.millisecondsPerBar) | 0; - - if (index < 0 || index >= magnitudeArray.length) - return 0.0; - - return (magnitudeArray[index] / 63274.0); - } - } - - Image { - id: coverImage - anchors.fill: parent - source: "qrc:/images/albumcover.png" - } - - //![1] - Scene3D { - anchors.fill: parent - - Visualizer { - id: visualizer - animationState: mainview.state - numberOfBars: 120 - barRotationTimeMs: 8160 // 68 ms per bar - } - } - //![1] - - Rectangle { - id: blackBottomRect - color: "black" - width: parent.width - height: 0.14 * mainview.height - anchors.bottom: parent.bottom - } - - // Duration of played content - Text { - text: formatDuration(mediaPlayer.position) - color: "#80C342" - x: parent.width / 6 - y: mainview.height - mainview.height / 8 - font.pixelSize: 12 - } - - // Duration of the content left - Text { - text: "-" + formatDuration(mediaPlayer.duration - mediaPlayer.position) - color: "#80C342" - x: parent.width - parent.width / 6 - y: mainview.height - mainview.height / 8 - font.pixelSize: 12 - } - - function formatDuration(milliseconds) { - var minutes = Math.floor(milliseconds / 60000) - milliseconds -= minutes * 60000 - var seconds = milliseconds / 1000 - seconds = Math.round(seconds) - if (seconds < 10) - return minutes + ":0" + seconds - else - return minutes + ":" + seconds - } - - property int buttonHorizontalMargin: 10 - Rectangle { - id: playButton - height: 54 - width: 54 - anchors.bottom: parent.bottom - anchors.bottomMargin: width - x: parent.width / 2 - width - buttonHorizontalMargin - color: "transparent" - - Image { - id: playButtonImage - source: "qrc:/images/pausenormal.png" - } - - MouseArea { - id: playButtonMouseArea - anchors.fill: parent - hoverEnabled: isHoverEnabled - onClicked: { - if (mainview.state == 'paused' || mainview.state == 'stopped') - mainview.state = 'playing' - else - mainview.state = 'paused' - } - onEntered: { - if (mainview.state == 'playing') - playButtonImage.source = "qrc:/images/pausehoverpressed.png" - else - playButtonImage.source = "qrc:/images/playhoverpressed.png" - } - onExited: { - if (mainview.state == 'playing') - playButtonImage.source = "qrc:/images/pausenormal.png" - else - playButtonImage.source = "qrc:/images/playnormal.png" - } - } - } - - Rectangle { - id: stopButton - height: 54 - width: 54 - anchors.bottom: parent.bottom - anchors.bottomMargin: width - x: parent.width / 2 + buttonHorizontalMargin - color: "transparent" - - Image { - id: stopButtonImage - source: "qrc:/images/stopnormal.png" - } - - MouseArea { - anchors.fill: parent - hoverEnabled: isHoverEnabled - onClicked: mainview.state = 'stopped' - onEntered: { - if (mainview.state != 'stopped') - stopButtonImage.source = "qrc:/images/stophoverpressed.png" - } - onExited: { - if (mainview.state != 'stopped') - stopButtonImage.source = "qrc:/images/stopnormal.png" - } - } - } -} |