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/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc
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** All rights reserved.
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** For any questions to Digia, please use contact form at http://qt.digia.com
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**
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** This file is part of the Qt Commercial Charts Add-on.
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**
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** $QT_BEGIN_LICENSE$
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.digia.com
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef CHARTTHEME_H
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#define CHARTTHEME_H
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#include "qchartglobal.h"
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#include "qchart.h"
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#include <QColor>
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#include <QGradientStops>
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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class ChartItem;
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class LineChartItem;
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class QLineSeries;
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class BarChartItem;
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class QBarSeries;
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class StackedBarChartItem;
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class QStackedBarSeries;
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class QPercentBarSeries;
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class PercentBarChartItem;
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class QScatterSeries;
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class ScatterChartItem;
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class PieChartItem;
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class QPieSeries;
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class SplineChartItem;
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class QSplineSeries;
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class AreaChartItem;
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class QAreaSeries;
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class ChartTheme
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{
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public:
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enum BackgroundShadesMode {
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BackgroundShadesNone = 0,
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BackgroundShadesVertical,
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BackgroundShadesHorizontal,
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BackgroundShadesBoth
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};
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protected:
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explicit ChartTheme(QChart::ChartTheme id = QChart::ChartThemeLight);
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public:
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static ChartTheme *createTheme(QChart::ChartTheme theme);
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QChart::ChartTheme id() const {return m_id;}
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void decorate(QChart *chart);
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void decorate(QLegend *legend);
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void decorate(QBarSeries *series, int index);
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void decorate(QLineSeries *series, int index);
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void decorate(QAreaSeries *series, int index);
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void decorate(QScatterSeries *series, int index);
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void decorate(QPieSeries *series, int index);
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void decorate(QSplineSeries *series, int index);
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void decorate(QChartAxis *axis, bool axisX);
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void setForced(bool enabled);
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bool isForced() { return m_force; }
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public: // utils
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void generateSeriesGradients();
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static QColor colorAt(const QColor &start, const QColor &end, qreal pos);
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static QColor colorAt(const QGradient &gradient, qreal pos);
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protected:
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QChart::ChartTheme m_id;
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QList<QColor> m_seriesColors;
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QList<QGradient> m_seriesGradients;
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QLinearGradient m_chartBackgroundGradient;
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QFont m_masterFont;
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QFont m_labelFont;
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QBrush m_titleBrush;
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QPen m_axisLinePen;
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QBrush m_axisLabelBrush;
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QPen m_backgroundShadesPen;
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QBrush m_backgroundShadesBrush;
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BackgroundShadesMode m_backgroundShades;
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QPen m_gridLinePen;
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bool m_force;
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};
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QTCOMMERCIALCHART_END_NAMESPACE
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#endif // CHARTTHEME_H
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