Clementine-audio-player-Mac.../src/moodbar/moodbarrenderer.h

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/* This file is part of Clementine.
Copyright 2012, David Sansome <me@davidsansome.com>
Clementine is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Clementine is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MOODBARRENDERER_H
#define MOODBARRENDERER_H
#include <QColor>
#include <QPixmap>
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#include <QMetaType>
#include <QVector>
class QPalette;
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typedef QVector<QColor> ColorVector;
class MoodbarRenderer {
public:
// These values are persisted. Remember to change appearancesettingspage.ui
// when changing them.
enum MoodbarStyle {
Style_Normal = 0,
Style_Angry,
Style_Frozen,
Style_Happy,
Style_SystemPalette,
StyleCount
};
static const int kNumHues;
static QString StyleName(MoodbarStyle style);
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static ColorVector Colors(const QByteArray& data, MoodbarStyle style,
const QPalette& palette);
static void Render(const ColorVector& colors, QPainter* p, const QRect& rect);
static QImage RenderToImage(const ColorVector& colors, const QSize& size);
private:
MoodbarRenderer();
struct StyleProperties {
StyleProperties(int threshold = 0, int range_start = 0, int range_delta = 0,
int sat = 0, int val = 0)
: threshold_(threshold),
range_start_(range_start),
range_delta_(range_delta),
sat_(sat),
val_(val) {}
int threshold_;
int range_start_;
int range_delta_;
int sat_;
int val_;
};
};
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Q_DECLARE_METATYPE(QVector<QColor>)
#endif // MOODBARRENDERER_H