declarativechart.h
254 lines
| 10.3 KiB
| text/x-c
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CLexer
Miikka Heikkinen
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r2854 | /**************************************************************************** | ||
Jani Honkonen
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r830 | ** | ||
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Miikka Heikkinen
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r2854 | ** Copyright (C) 2016 The Qt Company Ltd. | ||
| ** Contact: https://www.qt.io/licensing/ | ||||
|
Jani Honkonen
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r830 | ** | ||
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Miikka Heikkinen
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r2854 | ** This file is part of the Qt Charts module of the Qt Toolkit. | ||
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Jani Honkonen
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r830 | ** | ||
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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 | ||||
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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. | ||||
|
Jani Honkonen
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r830 | ** | ||
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Titta Heikkala
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r2845 | ** $QT_END_LICENSE$ | ||
| ** | ||||
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Miikka Heikkinen
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r2854 | ****************************************************************************/ | ||
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Jani Honkonen
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r830 | |||
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Jani Honkonen
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r1 | #ifndef DECLARATIVECHART_H | ||
| #define DECLARATIVECHART_H | ||||
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Miikka Heikkinen
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r2820 | #include <private/glxyseriesdata_p.h> | ||
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Jani Honkonen
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r1 | #include <QtCore/QtGlobal> | ||
Miikka Heikkinen
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r2488 | #include <QtQuick/QQuickItem> | ||
| #include <QtWidgets/QGraphicsScene> | ||||
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Jani Honkonen
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r2247 | |||
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Titta Heikkala
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r2714 | #include <QtCharts/QChart> | ||
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Miikka Heikkinen
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r2710 | #include <QtCore/QLocale> | ||
Tero Ahola
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r120 | |||
Titta Heikkala
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r2712 | QT_CHARTS_BEGIN_NAMESPACE | ||
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Tero Ahola
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r120 | |||
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Tero Ahola
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r1928 | class DeclarativeMargins; | ||
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Tero Ahola
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r2296 | class Domain; | ||
| class DeclarativeAxes; | ||||
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r1928 | |||
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r2820 | class DeclarativeChart : public QQuickItem | ||
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Jani Honkonen
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r1 | { | ||
| Q_OBJECT | ||||
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r1481 | Q_PROPERTY(Theme theme READ theme WRITE setTheme) | ||
| Q_PROPERTY(Animation animationOptions READ animationOptions WRITE setAnimationOptions) | ||||
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Titta Heikkala
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r2804 | Q_PROPERTY(int animationDuration READ animationDuration WRITE setAnimationDuration NOTIFY animationDurationChanged REVISION 5) | ||
| Q_PROPERTY(QEasingCurve animationEasingCurve READ animationEasingCurve WRITE setAnimationEasingCurve NOTIFY animationEasingCurveChanged REVISION 5) | ||||
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Tero Ahola
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r1481 | Q_PROPERTY(QString title READ title WRITE setTitle) | ||
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r1517 | Q_PROPERTY(QFont titleFont READ titleFont WRITE setTitleFont) | ||
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r1461 | Q_PROPERTY(QColor titleColor READ titleColor WRITE setTitleColor NOTIFY titleColorChanged) | ||
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Titta Heikkala
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r2685 | Q_PROPERTY(QLegend *legend READ legend CONSTANT) | ||
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Tero Ahola
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r1240 | Q_PROPERTY(int count READ count) | ||
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Tero Ahola
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r1357 | Q_PROPERTY(QColor backgroundColor READ backgroundColor WRITE setBackgroundColor NOTIFY backgroundColorChanged) | ||
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Tero Ahola
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r1461 | Q_PROPERTY(bool dropShadowEnabled READ dropShadowEnabled WRITE setDropShadowEnabled NOTIFY dropShadowEnabledChanged) | ||
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Miikka Heikkinen
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r2549 | Q_PROPERTY(qreal backgroundRoundness READ backgroundRoundness WRITE setBackgroundRoundness NOTIFY backgroundRoundnessChanged REVISION 3) | ||
Michal Klocek
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r2090 | Q_PROPERTY(DeclarativeMargins *margins READ margins NOTIFY marginsChanged REVISION 2) | ||
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Tero Ahola
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r1929 | Q_PROPERTY(QRectF plotArea READ plotArea NOTIFY plotAreaChanged REVISION 1) | ||
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Miikka Heikkinen
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r2498 | Q_PROPERTY(QColor plotAreaColor READ plotAreaColor WRITE setPlotAreaColor NOTIFY plotAreaColorChanged REVISION 3) | ||
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Miikka Heikkinen
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r2488 | Q_PROPERTY(QQmlListProperty<QAbstractAxis> axes READ axes REVISION 2) | ||
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Miikka Heikkinen
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r2707 | Q_PROPERTY(bool localizeNumbers READ localizeNumbers WRITE setLocalizeNumbers NOTIFY localizeNumbersChanged REVISION 4) | ||
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Miikka Heikkinen
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r2710 | Q_PROPERTY(QLocale locale READ locale WRITE setLocale NOTIFY localeChanged REVISION 4) | ||
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Tero Ahola
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r1240 | Q_ENUMS(Animation) | ||
| Q_ENUMS(Theme) | ||||
| Q_ENUMS(SeriesType) | ||||
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Tero Ahola
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r1095 | |||
| public: | ||||
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Tero Ahola
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r1240 | // duplicating enums from QChart to make the QML api namings 1-to-1 with the C++ api | ||
| enum Theme { | ||||
| ChartThemeLight = 0, | ||||
| ChartThemeBlueCerulean, | ||||
| ChartThemeDark, | ||||
| ChartThemeBrownSand, | ||||
| ChartThemeBlueNcs, | ||||
| ChartThemeHighContrast, | ||||
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Titta Heikkala
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r2625 | ChartThemeBlueIcy, | ||
| ChartThemeQt | ||||
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Tero Ahola
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r1240 | }; | ||
| enum Animation { | ||||
| NoAnimation = 0x0, | ||||
| GridAxisAnimations = 0x1, | ||||
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r2101 | SeriesAnimations = 0x2, | ||
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r1240 | AllAnimations = 0x3 | ||
| }; | ||||
| enum SeriesType { | ||||
| SeriesTypeLine, | ||||
| SeriesTypeArea, | ||||
| SeriesTypeBar, | ||||
| SeriesTypeStackedBar, | ||||
| SeriesTypePercentBar, | ||||
Mika Salmela
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r2548 | SeriesTypeBoxPlot, | ||
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Tero Ahola
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r1240 | SeriesTypePie, | ||
| SeriesTypeScatter, | ||||
sauimone
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r1811 | SeriesTypeSpline, | ||
| SeriesTypeHorizontalBar, | ||||
| SeriesTypeHorizontalStackedBar, | ||||
| SeriesTypeHorizontalPercentBar | ||||
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Tero Ahola
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r1240 | }; | ||
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Jani Honkonen
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r1 | public: | ||
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Titta Heikkala
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r2712 | DeclarativeChart(QQuickItem *parent = 0); | ||
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Tero Ahola
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r722 | ~DeclarativeChart(); | ||
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Tero Ahola
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r120 | |||
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Miikka Heikkinen
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r2488 | public: // From parent classes | ||
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Tero Ahola
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r1117 | void childEvent(QChildEvent *event); | ||
| void componentComplete(); | ||||
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Tero Ahola
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r120 | void geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry); | ||
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Miikka Heikkinen
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r2820 | QSGNode *updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *); | ||
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Miikka Heikkinen
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r2495 | protected: | ||
| void mousePressEvent(QMouseEvent *event); | ||||
| void mouseReleaseEvent(QMouseEvent *event); | ||||
| void hoverMoveEvent(QHoverEvent *event); | ||||
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Titta Heikkala
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r2739 | void mouseDoubleClickEvent(QMouseEvent *event); | ||
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Miikka Heikkinen
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r2488 | private Q_SLOTS: | ||
| void handleAntialiasingChanged(bool enable); | ||||
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Heikkinen Miikka
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r2505 | void sceneChanged(QList<QRectF> region); | ||
| void renderScene(); | ||||
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Tero Ahola
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r120 | |||
| public: | ||||
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Tero Ahola
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r1240 | void setTheme(DeclarativeChart::Theme theme); | ||
| DeclarativeChart::Theme theme(); | ||||
| void setAnimationOptions(DeclarativeChart::Animation animations); | ||||
| DeclarativeChart::Animation animationOptions(); | ||||
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Titta Heikkala
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r2804 | void setAnimationDuration(int msecs); | ||
| int animationDuration() const; | ||||
| void setAnimationEasingCurve(const QEasingCurve &curve); | ||||
| QEasingCurve animationEasingCurve() const; | ||||
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Tero Ahola
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r1357 | void setTitle(QString title); | ||
| QString title(); | ||||
| QLegend *legend(); | ||||
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Jani Honkonen
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r1517 | QFont titleFont() const; | ||
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Jani Honkonen
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r2101 | void setTitleFont(const QFont &font); | ||
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Tero Ahola
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r1357 | void setTitleColor(QColor color); | ||
| QColor titleColor(); | ||||
| void setBackgroundColor(QColor color); | ||||
| QColor backgroundColor(); | ||||
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Miikka Heikkinen
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r2717 | void setPlotAreaColor(QColor color); | ||
| QColor plotAreaColor(); | ||||
| void setLocalizeNumbers(bool localize); | ||||
| bool localizeNumbers() const; | ||||
| void setLocale(const QLocale &locale); | ||||
| QLocale locale() const; | ||||
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Miikka Heikkinen
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r2707 | |||
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Tero Ahola
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r1240 | int count(); | ||
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Tero Ahola
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r1461 | void setDropShadowEnabled(bool enabled); | ||
| bool dropShadowEnabled(); | ||||
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Miikka Heikkinen
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r2717 | qreal backgroundRoundness() const; | ||
| void setBackgroundRoundness(qreal diameter); | ||||
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Tero Ahola
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r2300 | |||
| // Margins & plotArea | ||||
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Miikka Heikkinen
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r2717 | DeclarativeMargins *margins() { return m_margins; } | ||
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Tero Ahola
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r1929 | QRectF plotArea() { return m_chart->plotArea(); } | ||
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Michal Klocek
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r1604 | |||
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Tero Ahola
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r2300 | // Axis handling | ||
| QAbstractAxis *defaultAxis(Qt::Orientation orientation, QAbstractSeries *series); | ||||
| void initializeAxes(QAbstractSeries *series); | ||||
| void doInitializeAxes(QAbstractSeries *series, DeclarativeAxes *axes); | ||||
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Titta Heikkala
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r2712 | QQmlListProperty<QAbstractAxis> axes(); | ||
| static void axesAppendFunc(QQmlListProperty<QAbstractAxis> *list, QAbstractAxis *element); | ||||
| static int axesCountFunc(QQmlListProperty<QAbstractAxis> *list); | ||||
| static QAbstractAxis *axesAtFunc(QQmlListProperty<QAbstractAxis> *list, int index); | ||||
| static void axesClearFunc(QQmlListProperty<QAbstractAxis> *list); | ||||
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Tero Ahola
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r2296 | |||
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Tero Ahola
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r1521 | public: | ||
| Q_INVOKABLE QAbstractSeries *series(int index); | ||||
| Q_INVOKABLE QAbstractSeries *series(QString seriesName); | ||||
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r2389 | Q_INVOKABLE QAbstractSeries *createSeries(int type, QString name = "", QAbstractAxis *axisX = 0, QAbstractAxis *axisY = 0); | ||
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r2068 | Q_INVOKABLE void removeSeries(QAbstractSeries *series); | ||
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r1948 | Q_INVOKABLE void removeAllSeries() { m_chart->removeAllSeries(); } | ||
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Tero Ahola
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r1813 | Q_INVOKABLE void setAxisX(QAbstractAxis *axis, QAbstractSeries *series = 0); | ||
| Q_INVOKABLE void setAxisY(QAbstractAxis *axis, QAbstractSeries *series = 0); | ||||
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Michal Klocek
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r1643 | Q_INVOKABLE QAbstractAxis *axisX(QAbstractSeries *series = 0); | ||
| Q_INVOKABLE QAbstractAxis *axisY(QAbstractSeries *series = 0); | ||||
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Tero Ahola
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r1461 | Q_INVOKABLE void zoom(qreal factor); | ||
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Titta Heikkala
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r2788 | Q_REVISION(5) Q_INVOKABLE void zoomIn(); | ||
| Q_REVISION(5) Q_INVOKABLE void zoomIn(const QRectF &rectangle); | ||||
| Q_REVISION(5) Q_INVOKABLE void zoomOut(); | ||||
| Q_REVISION(5) Q_INVOKABLE void zoomReset(); | ||||
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Titta Heikkala
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r2813 | Q_REVISION(5) Q_INVOKABLE bool isZoomed(); | ||
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Tero Ahola
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r1461 | Q_INVOKABLE void scrollLeft(qreal pixels); | ||
| Q_INVOKABLE void scrollRight(qreal pixels); | ||||
| Q_INVOKABLE void scrollUp(qreal pixels); | ||||
| Q_INVOKABLE void scrollDown(qreal pixels); | ||||
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Titta Heikkala
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r2786 | Q_REVISION(5) Q_INVOKABLE QPointF mapToValue(const QPointF &position, | ||
| QAbstractSeries *series = 0); | ||||
| Q_REVISION(5) Q_INVOKABLE QPointF mapToPosition(const QPointF &value, | ||||
| QAbstractSeries *series = 0); | ||||
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Tero Ahola
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r120 | |||
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Tero Ahola
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r1357 | Q_SIGNALS: | ||
| void axisLabelsChanged(); | ||||
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Tero Ahola
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r1524 | void titleColorChanged(QColor color); | ||
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Tero Ahola
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r1357 | void backgroundColorChanged(); | ||
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Tero Ahola
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r1461 | void dropShadowEnabledChanged(bool enabled); | ||
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Michal Klocek
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r2090 | Q_REVISION(2) void marginsChanged(); | ||
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Tero Ahola
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r1929 | void plotAreaChanged(QRectF plotArea); | ||
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Jani Honkonen
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r2101 | void seriesAdded(QAbstractSeries *series); | ||
| void seriesRemoved(QAbstractSeries *series); | ||||
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Miikka Heikkinen
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r2498 | Q_REVISION(3) void plotAreaColorChanged(); | ||
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Miikka Heikkinen
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r2549 | Q_REVISION(3) void backgroundRoundnessChanged(qreal diameter); | ||
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Miikka Heikkinen
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r2708 | Q_REVISION(4) void localizeNumbersChanged(); | ||
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Miikka Heikkinen
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r2710 | Q_REVISION(4) void localeChanged(); | ||
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Titta Heikkala
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r2804 | Q_REVISION(5) void animationDurationChanged(int msecs); | ||
| Q_REVISION(5) void animationEasingCurveChanged(QEasingCurve curve); | ||||
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Miikka Heikkinen
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r2820 | void needRender(); | ||
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Tero Ahola
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r1357 | |||
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Tero Ahola
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r2296 | private Q_SLOTS: | ||
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Miikka Heikkinen
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r2742 | void changeMargins(int top, int bottom, int left, int right); | ||
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Tero Ahola
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r1813 | void handleAxisXSet(QAbstractAxis *axis); | ||
| void handleAxisYSet(QAbstractAxis *axis); | ||||
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Tero Ahola
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r2296 | void handleAxisXTopSet(QAbstractAxis *axis); | ||
| void handleAxisYRightSet(QAbstractAxis *axis); | ||||
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Jani Honkonen
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r2277 | void handleSeriesAdded(QAbstractSeries *series); | ||
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Tero Ahola
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r1524 | |||
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Miikka Heikkinen
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r2483 | protected: | ||
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Titta Heikkala
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r2712 | explicit DeclarativeChart(QChart::ChartType type, QQuickItem *parent); | ||
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Miikka Heikkinen
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r2483 | |||
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Tero Ahola
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r1524 | private: | ||
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Miikka Heikkinen
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r2483 | void initChart(QChart::ChartType type); | ||
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Miikka Heikkinen
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r2718 | void seriesAxisAttachHelper(QAbstractSeries *series, QAbstractAxis *axis, | ||
| Qt::Orientations orientation, Qt::Alignment alignment); | ||||
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Titta Heikkala
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r2789 | void findMinMaxForSeries(QAbstractSeries *series,Qt::Orientations orientation, | ||
| qreal &min, qreal &max); | ||||
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Tero Ahola
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r120 | // Extending QChart with DeclarativeChart is not possible because QObject does not support | ||
| // multi inheritance, so we now have a QChart as a member instead | ||||
| QChart *m_chart; | ||||
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Miikka Heikkinen
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r2488 | QGraphicsScene *m_scene; | ||
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Miikka Heikkinen
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r2495 | QPointF m_mousePressScenePoint; | ||
| QPoint m_mousePressScreenPoint; | ||||
| QPointF m_lastMouseMoveScenePoint; | ||||
| QPoint m_lastMouseMoveScreenPoint; | ||||
| Qt::MouseButton m_mousePressButton; | ||||
| Qt::MouseButtons m_mousePressButtons; | ||||
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Miikka Heikkinen
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r2820 | QImage *m_sceneImage; | ||
| bool m_sceneImageDirty; | ||||
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Heikkinen Miikka
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r2505 | bool m_updatePending; | ||
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Miikka Heikkinen
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r2506 | Qt::HANDLE m_paintThreadId; | ||
| Qt::HANDLE m_guiThreadId; | ||||
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Michal Klocek
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r2090 | DeclarativeMargins *m_margins; | ||
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Miikka Heikkinen
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r2820 | GLXYSeriesDataManager *m_glXYDataManager; | ||
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Miikka Heikkinen
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r2850 | bool m_sceneImageNeedsClear; | ||
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Jani Honkonen
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r1 | }; | ||
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Titta Heikkala
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r2712 | QT_CHARTS_END_NAMESPACE | ||
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Jani Honkonen
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r1 | |||
| #endif // DECLARATIVECHART_H | ||||