From 12a5ddf456ba8549645a8cb28a8b4ed6197a14da Mon Sep 17 00:00:00 2001
From: Matthew Vogt <matthew.vogt@nokia.com>
Date: Mon, 30 Jan 2012 14:16:15 +1000
Subject: Import relevant source from Qt 4.8

Change-Id: I5078db4081d95290c54f39d3c0efc2fc2f62e6a6
---
 demos/mobile/guitartuner/src/guitartunerui.h | 111 +++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 demos/mobile/guitartuner/src/guitartunerui.h

(limited to 'demos/mobile/guitartuner/src/guitartunerui.h')

diff --git a/demos/mobile/guitartuner/src/guitartunerui.h b/demos/mobile/guitartuner/src/guitartunerui.h
new file mode 100644
index 00000000..79c92e3e
--- /dev/null
+++ b/demos/mobile/guitartuner/src/guitartunerui.h
@@ -0,0 +1,111 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 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."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef GUITARTUNERUI_H
+#define GUITARTUNERUI_H
+
+#include <QWidget>
+#include <QDebug>
+
+namespace Ui {
+    class GuitarTunerUI;
+}
+
+const qreal FrequencyE = 82.407;
+const qreal FrequencyA = 110.00;
+const qreal FrequencyD = 146.83;
+const qreal FrequencyG = 196.00;
+const qreal FrequencyB = 246.94;
+const qreal FrequencyE2 = 329.63;
+
+class GuitarTunerUI : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit GuitarTunerUI(QWidget *parent = 0);
+    ~GuitarTunerUI();
+
+    qreal getVolume() const;
+    bool getMuteState() const;
+    qreal getMicrophoneSensitivity() const;
+    bool isInputModeActive() const;
+    qreal getFrequency() const;
+    int getScaleMaximumValue() const;
+    void setMaximumVoiceDifference(int max);
+    void setMaximumPrecisionPerNote(int max);
+
+public slots:
+    void toggleSound(bool off);
+    void next();
+    void prev();
+    void changeVolume();
+    void toggleInputOrOutput();
+
+    void lowVoice();
+    void voiceDifference(qreal difference);
+    void correctFrequencyObtained();
+
+signals:
+    void modeChanged(bool isInput);
+    void volumeChanged(qreal volume);
+    void microphoneSensitivityChanged(qreal sensitivity);
+    void muteChanged(bool isMuted);
+    void targetFrequencyChanged(qreal targetFrequency);
+
+protected:
+    void changeEvent(QEvent *e);
+
+private:
+    Ui::GuitarTunerUI *ui;
+    void changeTone(int newIndex);
+    qreal getVolumeFromSoundSlider() const;
+    int m_currentToneIndex;
+    QString m_currentToneString;
+    qreal m_currentToneFrequency;
+    void updateFrequencyByToneIndex(int index);
+    bool m_outputActive;
+    bool m_muted;
+    qreal m_outputVolumeLevel;
+    qreal m_inputVolumeLevel;
+    int m_maximumPrecision;
+};
+
+#endif // GUITARTUNERUI_H
-- 
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