chartthememanager_p.h
93 lines
| 3.1 KiB
| text/x-c
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CLexer
Miikka Heikkinen
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r2854 | /**************************************************************************** | ||
Michal Klocek
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r2273 | ** | ||
Miikka Heikkinen
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r2854 | ** Copyright (C) 2016 The Qt Company Ltd. | ||
** Contact: https://www.qt.io/licensing/ | ||||
Michal Klocek
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r2273 | ** | ||
Miikka Heikkinen
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r2854 | ** This file is part of the Qt Charts module of the Qt Toolkit. | ||
Michal Klocek
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r2273 | ** | ||
Miikka Heikkinen
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r2854 | ** $QT_BEGIN_LICENSE:GPL$ | ||
Titta Heikkala
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r2845 | ** Commercial License Usage | ||
** Licensees holding valid commercial Qt licenses may use this file in | ||||
** accordance with the commercial license agreement provided with the | ||||
** Software or, alternatively, in accordance with the terms contained in | ||||
** a written agreement between you and The Qt Company. For licensing terms | ||||
Miikka Heikkinen
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r2854 | ** and conditions see https://www.qt.io/terms-conditions. For further | ||
** information use the contact form at https://www.qt.io/contact-us. | ||||
** | ||||
** GNU General Public License Usage | ||||
** Alternatively, this file may be used under the terms of the GNU | ||||
** General Public License version 3 or (at your option) any later version | ||||
** approved by the KDE Free Qt Foundation. The licenses are as published by | ||||
** the Free Software Foundation and appearing in the file LICENSE.GPL3 | ||||
** included in the packaging of this file. Please review the following | ||||
** information to ensure the GNU General Public License requirements will | ||||
** be met: https://www.gnu.org/licenses/gpl-3.0.html. | ||||
Michal Klocek
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r2273 | ** | ||
Titta Heikkala
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r2845 | ** $QT_END_LICENSE$ | ||
** | ||||
Miikka Heikkinen
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r2854 | ****************************************************************************/ | ||
Michal Klocek
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r2273 | |||
// W A R N I N G | ||||
// ------------- | ||||
// | ||||
Titta Heikkala
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r2807 | // This file is not part of the Qt Chart API. It exists purely as an | ||
Michal Klocek
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r2273 | // implementation detail. This header file may change from version to | ||
// version without notice, or even be removed. | ||||
// | ||||
// We mean it. | ||||
#ifndef CHARTTHEMEMANAGER_H | ||||
#define CHARTTHEMEMANAGER_H | ||||
Titta Heikkala
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r2714 | #include <QtCharts/QChartGlobal> | ||
#include <QtCharts/QChart> | ||||
#include <QtGui/QColor> | ||||
#include <QtGui/QGradientStops> | ||||
Michal Klocek
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r2273 | |||
Titta Heikkala
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r2712 | QT_CHARTS_BEGIN_NAMESPACE | ||
Michal Klocek
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r2273 | class ChartTheme; | ||
class ChartThemeManager: public QObject | ||||
{ | ||||
Q_OBJECT | ||||
public: | ||||
enum BackgroundShadesMode { | ||||
BackgroundShadesNone = 0, | ||||
BackgroundShadesVertical, | ||||
BackgroundShadesHorizontal, | ||||
BackgroundShadesBoth | ||||
}; | ||||
public: | ||||
explicit ChartThemeManager(QChart* chart); | ||||
void setTheme(QChart::ChartTheme theme); | ||||
ChartTheme* theme() const { return m_theme.data(); } | ||||
Miikka Heikkinen
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r2516 | void decorateChart(QChart *chart, ChartTheme* theme) const; | ||
void decorateLegend(QLegend *legend, ChartTheme* theme) const; | ||||
Michal Klocek
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r2273 | void updateSeries(QAbstractSeries *series); | ||
public: | ||||
static QList<QGradient> generateSeriesGradients(const QList<QColor>& colors); | ||||
static QColor colorAt(const QColor &start, const QColor &end, qreal pos); | ||||
static QColor colorAt(const QGradient &gradient, qreal pos); | ||||
private: | ||||
int createIndexKey(QList<int> keys) const; | ||||
int seriesCount(QAbstractSeries::SeriesType type) const; | ||||
public Q_SLOTS: | ||||
void handleSeriesAdded(QAbstractSeries *series); | ||||
void handleSeriesRemoved(QAbstractSeries *series); | ||||
void handleAxisAdded(QAbstractAxis *axis); | ||||
void handleAxisRemoved(QAbstractAxis *axis); | ||||
protected: | ||||
QScopedPointer<ChartTheme> m_theme; | ||||
QMap<QAbstractSeries *,int> m_seriesMap; | ||||
QList<QAbstractAxis *> m_axisList; | ||||
QChart* m_chart; | ||||
}; | ||||
Titta Heikkala
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r2712 | QT_CHARTS_END_NAMESPACE | ||
Michal Klocek
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r2273 | |||
#endif // CHARTTHEME_H | ||||