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Fix crash when using linuxfb and 2D renderer...
Fix crash when using linuxfb and 2D renderer No longer should call any OpenGL functions on QML charts applications if we don't have a valid OpenGL context. Task-number: QTBUG-51387 Change-Id: Ic393f69921e300f19dc42c83fc07677ce7869273 Reviewed-by: Mika Salmela <mika.salmela@theqtcompany.com> Reviewed-by: Miikka Heikkinen <miikka.heikkinen@theqtcompany.com>

File last commit:

r2845:ae12522d475c
r2868:f4ba2fb98402
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qchart.h
195 lines | 6.3 KiB | text/x-c | CLexer
/******************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Charts module.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
******************************************************************************/
#ifndef QCHART_H
#define QCHART_H
#include <QtCharts/QAbstractSeries>
#include <QtCharts/QLegend>
#include <QtWidgets/QGraphicsWidget>
#include <QtCore/QMargins>
QT_BEGIN_NAMESPACE
class QGraphicsSceneResizeEvent;
QT_END_NAMESPACE
QT_CHARTS_BEGIN_NAMESPACE
class QAbstractSeries;
class QAbstractAxis;
class QLegend;
class QChartPrivate;
class QBoxPlotSeries;
class QT_CHARTS_EXPORT QChart : public QGraphicsWidget
{
Q_OBJECT
Q_PROPERTY(QChart::ChartTheme theme READ theme WRITE setTheme)
Q_PROPERTY(QString title READ title WRITE setTitle)
Q_PROPERTY(bool backgroundVisible READ isBackgroundVisible WRITE setBackgroundVisible)
Q_PROPERTY(bool dropShadowEnabled READ isDropShadowEnabled WRITE setDropShadowEnabled)
Q_PROPERTY(qreal backgroundRoundness READ backgroundRoundness WRITE setBackgroundRoundness)
Q_PROPERTY(QChart::AnimationOptions animationOptions READ animationOptions WRITE setAnimationOptions)
Q_PROPERTY(int animationDuration READ animationDuration WRITE setAnimationDuration)
Q_PROPERTY(QEasingCurve animationEasingCurve READ animationEasingCurve WRITE setAnimationEasingCurve)
Q_PROPERTY(QMargins margins READ margins WRITE setMargins)
Q_PROPERTY(QChart::ChartType chartType READ chartType)
Q_PROPERTY(bool plotAreaBackgroundVisible READ isPlotAreaBackgroundVisible WRITE setPlotAreaBackgroundVisible)
Q_PROPERTY(bool localizeNumbers READ localizeNumbers WRITE setLocalizeNumbers)
Q_PROPERTY(QLocale locale READ locale WRITE setLocale)
Q_PROPERTY(QRectF plotArea READ plotArea NOTIFY plotAreaChanged)
Q_ENUMS(ChartTheme)
Q_ENUMS(AnimationOption)
Q_ENUMS(ChartType)
public:
enum ChartType {
ChartTypeUndefined = 0,
ChartTypeCartesian,
ChartTypePolar
};
enum ChartTheme {
ChartThemeLight = 0,
ChartThemeBlueCerulean,
ChartThemeDark,
ChartThemeBrownSand,
ChartThemeBlueNcs,
ChartThemeHighContrast,
ChartThemeBlueIcy,
ChartThemeQt
};
enum AnimationOption {
NoAnimation = 0x0,
GridAxisAnimations = 0x1,
SeriesAnimations = 0x2,
AllAnimations = 0x3
};
Q_DECLARE_FLAGS(AnimationOptions, AnimationOption)
public:
explicit QChart(QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0);
~QChart();
void addSeries(QAbstractSeries *series);
void removeSeries(QAbstractSeries *series);
void removeAllSeries();
QList<QAbstractSeries *> series() const;
// *** deprecated ***
void setAxisX(QAbstractAxis *axis, QAbstractSeries *series = 0);
void setAxisY(QAbstractAxis *axis, QAbstractSeries *series = 0);
QAbstractAxis *axisX(QAbstractSeries *series = 0) const;
QAbstractAxis *axisY(QAbstractSeries *series = 0) const;
// ******************
void addAxis(QAbstractAxis *axis, Qt::Alignment alignment);
void removeAxis(QAbstractAxis *axis);
QList<QAbstractAxis*> axes(Qt::Orientations orientation = Qt::Horizontal|Qt::Vertical, QAbstractSeries *series = 0) const;
void createDefaultAxes();
void setTheme(QChart::ChartTheme theme);
QChart::ChartTheme theme() const;
void setTitle(const QString &title);
QString title() const;
void setTitleFont(const QFont &font);
QFont titleFont() const;
void setTitleBrush(const QBrush &brush);
QBrush titleBrush() const;
void setBackgroundBrush(const QBrush &brush);
QBrush backgroundBrush() const;
void setBackgroundPen(const QPen &pen);
QPen backgroundPen() const;
void setBackgroundVisible(bool visible = true);
bool isBackgroundVisible() const;
void setDropShadowEnabled(bool enabled = true);
bool isDropShadowEnabled() const;
void setBackgroundRoundness(qreal diameter);
qreal backgroundRoundness() const;
void setAnimationOptions(AnimationOptions options);
AnimationOptions animationOptions() const;
void setAnimationDuration(int msecs);
int animationDuration() const;
void setAnimationEasingCurve(const QEasingCurve &curve);
QEasingCurve animationEasingCurve() const;
void zoomIn();
void zoomOut();
void zoomIn(const QRectF &rect);
void zoom(qreal factor);
void zoomReset();
bool isZoomed();
void scroll(qreal dx, qreal dy);
QLegend *legend() const;
void setMargins(const QMargins &margins);
QMargins margins() const;
QRectF plotArea() const;
void setPlotAreaBackgroundBrush(const QBrush &brush);
QBrush plotAreaBackgroundBrush() const;
void setPlotAreaBackgroundPen(const QPen &pen);
QPen plotAreaBackgroundPen() const;
void setPlotAreaBackgroundVisible(bool visible = true);
bool isPlotAreaBackgroundVisible() const;
void setLocalizeNumbers(bool localize);
bool localizeNumbers() const;
void setLocale(const QLocale &locale);
QLocale locale() const;
QPointF mapToValue(const QPointF &position, QAbstractSeries *series = 0);
QPointF mapToPosition(const QPointF &value, QAbstractSeries *series = 0);
ChartType chartType() const;
Q_SIGNALS:
void plotAreaChanged(const QRectF &plotArea);
protected:
explicit QChart(QChart::ChartType type, QGraphicsItem *parent, Qt::WindowFlags wFlags);
QScopedPointer<QChartPrivate> d_ptr;
friend class QLegend;
friend class DeclarativeChart;
friend class ChartDataSet;
friend class ChartPresenter;
friend class ChartThemeManager;
friend class QAbstractSeries;
friend class QBoxPlotSeriesPrivate;
private:
Q_DISABLE_COPY(QChart)
};
QT_CHARTS_END_NAMESPACE
Q_DECLARE_OPERATORS_FOR_FLAGS(QT_CHARTS_NAMESPACE::QChart::AnimationOptions)
#endif // QCHART_H