ScaleToise: animated smoothed toise for note display
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3 changed files with 87 additions and 4 deletions
73
qml/ScaleToise.qml
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73
qml/ScaleToise.qml
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import QtQuick 2.0
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/**
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* ScaleToise
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*
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* Display notes from scale, with current note centered.
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*/
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Item {
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id: scale
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// note or note + 12 * octave
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property int note: 1
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property variant notes_fr: ["do", "do#", "ré", "mib", "mi", "fa", "fa#", "sol", "sol#", "la", "sib", "si"]
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property variant notes_en: [
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"C", "C#", "D", "Eb", "E", "F", "F#", "G", "G#", "A", "Bb", "B"
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]
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property variant notes: [notes_en, notes_fr]
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property int notes_style: 0
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property int nb_notes: 12
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/// current note is on the middle
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property double position: note + (nb_notes + 1) / 2
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property int first_note: Math.floor(position) % nb_notes
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property double delta: position - Math.floor(position)
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function note_name(i) {
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return notes[notes_style][i];
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}
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Behavior on position {
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NumberAnimation {
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duration: 200
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easing.amplitude: nb_notes
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}
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}
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Row {
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id: toise
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anchors.top: parent.top
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anchors.left: parent.left
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anchors.leftMargin: - cellWidth * delta
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anchors.bottom: parent.bottom
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anchors.right: parent.right
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property double cellWidth: parent.width / nb_notes
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Repeater {
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model: nb_notes + 1
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Rectangle {
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width: toise.cellWidth
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height: parent.height
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border.width: 1
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Text {
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anchors.horizontalCenter: parent.horizontalCenter
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anchors.verticalCenter: parent.verticalCenter
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text: note_name((index + nb_notes + first_note) % nb_notes)
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}
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}
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}
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}
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MouseArea {
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anchors.fill: parent
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onClicked: note = Math.random() * 100
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}
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/*
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onPositionChanged: {
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console.log("note " + note_name(note % nb_notes) + " pos " + position + " first note " + first_note + " delta " + delta)
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}*/
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}
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@ -7,7 +7,7 @@ import QtQuick 2.0
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Item {
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Item {
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width: 600
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width: 600
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height: 350
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height: 450
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DesktopTheme {
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DesktopTheme {
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id: theme
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id: theme
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@ -12,12 +12,22 @@ Item {
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property QtObject theme
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property QtObject theme
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anchors.fill: parent
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anchors.fill: parent
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property int h_free: parent.height - parent.width / 2
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CircleMeter {
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CircleMeter {
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id: meter
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theme: parent.theme
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theme: parent.theme
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anchors.fill: parent
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y: (h_free - toise.height) / 3
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/*
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width: Math.min(parent.width, parent.height * 2)
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width: Math.min(parent.width, parent.height * 2)
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height: width / 2*/
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height: width / 2
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}
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ScaleToise {
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id: toise
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anchors.bottom: parent.bottom
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anchors.left: parent.left
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width: parent.width
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height: Math.min(h_free, width / 12)
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anchors.bottomMargin: (h_free - height) / 3
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}
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}
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}
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}
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