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Diffstat (limited to 'demos/mobile/guitartuner/src/application.qml')
| -rw-r--r-- | demos/mobile/guitartuner/src/application.qml | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/demos/mobile/guitartuner/src/application.qml b/demos/mobile/guitartuner/src/application.qml new file mode 100644 index 0000000000..7da138d581 --- /dev/null +++ b/demos/mobile/guitartuner/src/application.qml @@ -0,0 +1,328 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtDeclarative module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 Nokia Corporation and its Subsidiary(-ies) 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 1.0 +import "mycomponents" + +/* The base canvas for all QML drawing. */ +Rectangle { + id: application + + property int targetNoteIndex: 0 + property alias frequency: noteChooser.currentFrequency + //Data provided to C++. + property bool isInput: true + property bool isMuted: false + property bool isAuto: true + property alias maxVoiceDifference: voiceDifferenceMeter.maxValue + property real volume: 0.5 + property real sensitivity: 0.5 + + //Signals to C++. + signal volumeChanged(real volume) + signal microphoneSensitivityChanged(real sensitivity) + signal targetFrequencyChanged(real frequency) + signal modeChanged(bool isInput) + signal muteStateChanged(bool isMuted) + + //Slots for signals coming from C++. + function voiceDifferenceChanged(difference) { + if (isAuto) timer.running = true; + voiceDifferenceMeter.valueChanged(difference); + noteImage.glowing = false + } + function correctFrequencyObtained() { + noteImage.glowing = true + } + function lowVoice() { + noteImage.glowing = false + } + + //Private function for changing the target frequency automatically. + function calculateTargetFrequency(difference) { + var tempDifference = Math.abs(difference); + var tempIndex = targetNoteIndex + while (!(difference < 0 && tempIndex == 0) && + tempDifference >= notes.get(tempIndex-(difference<0)).interval/2) { + tempDifference -= notes.get(tempIndex-(difference<0)).interval; + tempIndex += difference/Math.abs(difference); + } + if (tempIndex != targetNoteIndex) { + targetNoteIndex = tempIndex + noteChooser.currentFrequency = notes.get(targetNoteIndex).frequency; + targetFrequencyChanged(frequency); + } + } + + width: 360; height: 640 + color: "black" + + //Provides data for functions. + NotesModel {id: notes} + + /* A timer for changing the target frequency automatically. + * This is needed for avoiding recursion. */ + Timer { + id: timer + + interval: 1 + onTriggered: calculateTargetFrequency(voiceDifferenceMeter.value) + } + + //A meter for showing the difference between current and target frequency. + Meter { + id: voiceDifferenceMeter + + maxValue: 12 + minValue: -maxValue + height: imageSize.height/background.sourceSize.height*parent.height + width: imageSize.width/background.sourceSize.width*parent.width + anchors { + topMargin: 100/background.sourceSize.height*parent.height + horizontalCenter: parent.horizontalCenter + top: parent.top + } + } + + Image { + id: background + + anchors.fill: parent + smooth: true + source: "./mycomponents/images/guitartuner_skin.png" + } + + //A button for quitting the application. + Image { + id: quitButton + + width: sourceSize.width/background.sourceSize.width*parent.width + height: sourceSize.height/background.sourceSize.height*parent.height + source: "./mycomponents/images/power.png" + smooth: true + KeyNavigation.up: volumeAdjuster + KeyNavigation.down: modeButton + Keys.onEnterPressed: Qt.quit() + anchors{ + leftMargin: 297/background.sourceSize.width*parent.width + left: parent.left; + topMargin: 17/background.sourceSize.height*parent.height + top: parent.top + } + + MouseArea { + anchors.fill: parent + onClicked: Qt.quit() + } + } + + //An image for showing the target note. + Image { + id: noteImage + + property bool glowing: false + + width: sourceSize.width/background.sourceSize.width*parent.width + height: sourceSize.height/background.sourceSize.height*parent.height + source: glowing ? notes.get(targetNoteIndex).glowSource : notes.get(targetNoteIndex).bigSource + + anchors { + topMargin: 273/background.sourceSize.height*parent.height + top: parent.top + horizontalCenter: parent.horizontalCenter + } + } + + //A button for choosing the input/output mode. + Image { + id: modeButton + + function buttonPressed() { + isInput = !isInput + modeChanged(isInput) + if (isInput) { + soundIcons.source = "./mycomponents/images/sensitivity.png" + source = "./mycomponents/images/voicemode_off.png" + volumeAdjuster.setValue(sensitivity) + } + else { + //Change off from "auto" mode + if (isAuto) { + noteChooser.pushButton(targetNoteIndex) + } + if (isMuted) { + soundIcons.source = "./mycomponents/images/volume_off.png"; + } + else + soundIcons.source = "./mycomponents/images/volume.png" + source = "./mycomponents/images/voicemode_on.png" + volumeAdjuster.setValue(volume) + } + } + + width: sourceSize.width/background.sourceSize.width*parent.width + height: sourceSize.height/background.sourceSize.height*parent.height + smooth: true + source: "./mycomponents/images/voicemode_off.png" + KeyNavigation.up: quitButton + KeyNavigation.down: noteChooser + Keys.onEnterPressed: buttonPressed() + anchors { + leftMargin: 16/background.sourceSize.width*parent.width + left: parent.left + topMargin: 353/background.sourceSize.height*parent.height + top: parent.top + } + + MouseArea { + anchors.fill: parent + onPressed: { + parent.focus = true + parent.scale = 0.95 + } + onReleased: { + parent.scale = 1/0.95 + } + onClicked: parent.buttonPressed() + } + } + + //Buttons for choosing the target note. + NoteButtonView { + id: noteChooser + + width: parent.width*0.95; height: width/model.count + onNoteSelected: { + if (note == "Auto") { + if (!isAuto) { + isAuto = true + } + if (!isInput) { + modeButton.buttonPressed() + } + } + else { + timer.running = false; + isAuto = false + targetNoteIndex = index + targetFrequencyChanged(frequency) + } + focus = true + } + KeyNavigation.up: modeButton + KeyNavigation.down: soundIcons + anchors { + horizontalCenter: parent.horizontalCenter + topMargin: 454/background.sourceSize.height*parent.height + top: parent.top + } + } + + //An element for showing the mode and changing the mute state. + Image { + id: soundIcons + + function stateChanged() { + isMuted = !isMuted + muteStateChanged(isMuted) + if (isMuted) { + source = "qrc:/src/mycomponents/images/volume_off.png" + } + else { + source = "qrc:/src/mycomponents/images/volume.png" + } + } + + width: sourceSize.width/background.sourceSize.width*parent.width + height: sourceSize.height/background.sourceSize.height*parent.height + smooth: true + source: "./mycomponents/images/sensitivity.png" + Keys.onEnterPressed: stateChanged() + KeyNavigation.up: noteChooser + KeyNavigation.down: quitButton + KeyNavigation.left: volumeAdjuster + KeyNavigation.right: volumeAdjuster + anchors { + leftMargin: 42/background.sourceSize.width*parent.width + left: parent.left + topMargin: 565/background.sourceSize.height*parent.height + top: parent.top + } + + MouseArea { + anchors.fill: parent + onClicked: { + if (!isInput) { + parent.stateChanged() + } + parent.focus = true + } + } + } + + //An element for adjusting volume. + Adjuster { + id: volumeAdjuster + + max: 1 + value: 0.5 + width: 222/background.sourceSize.width*parent.width + height: parent.height*0.1 + onFocusChangedByClick: focus = true + onArrowPressedWhenValueOverLimits: soundIcons.focus = true + KeyNavigation.up: modeButton + KeyNavigation.down: quitButton + anchors { + leftMargin: 98/background.sourceSize.width*parent.width + left: parent.left + verticalCenter: soundIcons.verticalCenter + } + onValueChanged: { + if (isInput) { + sensitivity = value; + microphoneSensitivityChanged(1-sensitivity) + } + else { + volume = value + volumeChanged(volume) + } + } + } +} |