chartthememanager_p.h
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| 2.6 KiB
| text/x-c
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CLexer
/ src / chartthememanager_p.h
|
r2273 | /**************************************************************************** | ||
** | ||||
|
r2432 | ** Copyright (C) 2013 Digia Plc | ||
|
r2273 | ** All rights reserved. | ||
** For any questions to Digia, please use contact form at http://qt.digia.com | ||||
** | ||||
** This file is part of the Qt Commercial Charts Add-on. | ||||
** | ||||
** $QT_BEGIN_LICENSE$ | ||||
** Licensees holding valid Qt Commercial licenses may use this file in | ||||
** accordance with the Qt Commercial License Agreement provided with the | ||||
** Software or, alternatively, in accordance with the terms contained in | ||||
** a written agreement between you and Digia. | ||||
** | ||||
** If you have questions regarding the use of this file, please use | ||||
** contact form at http://qt.digia.com | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
// W A R N I N G | ||||
// ------------- | ||||
// | ||||
// This file is not part of the QtCommercial Chart API. It exists purely as an | ||||
// 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 | ||||
#include "qchartglobal.h" | ||||
#include "qchart.h" | ||||
#include <QColor> | ||||
#include <QGradientStops> | ||||
QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
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(); } | ||||
void decorateChart(QChart *chart, ChartTheme* theme, bool force = false) const; | ||||
void decorateLegend(QLegend *legend, ChartTheme* theme, bool force = false) const; | ||||
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; | ||||
}; | ||||
QTCOMMERCIALCHART_END_NAMESPACE | ||||
#endif // CHARTTHEME_H | ||||