abstractchartlayout_p.h
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CLexer
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r2854 | /**************************************************************************** | ||
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r1535 | ** | ||
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r2854 | ** Copyright (C) 2016 The Qt Company Ltd. | ||
** Contact: https://www.qt.io/licensing/ | ||||
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r1535 | ** | ||
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r2854 | ** This file is part of the Qt Charts module of the Qt Toolkit. | ||
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r1535 | ** | ||
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r2854 | ** $QT_BEGIN_LICENSE:GPL$ | ||
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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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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. | ||||
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r1535 | ** | ||
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r2845 | ** $QT_END_LICENSE$ | ||
** | ||||
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r2854 | ****************************************************************************/ | ||
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r1535 | |||
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r2435 | // W A R N I N G | ||
// ------------- | ||||
// | ||||
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r2807 | // This file is not part of the Qt Chart API. It exists purely as an | ||
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r2435 | // implementation detail. This header file may change from version to | ||
// version without notice, or even be removed. | ||||
// | ||||
// We mean it. | ||||
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r2483 | #ifndef ABSTRACTCHARTLAYOUT_H | ||
#define ABSTRACTCHARTLAYOUT_H | ||||
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r2714 | #include <QtWidgets/QGraphicsLayout> | ||
#include <QtCore/QMargins> | ||||
#include <QtCharts/QChartGlobal> | ||||
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r1534 | |||
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r2712 | QT_CHARTS_BEGIN_NAMESPACE | ||
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r1534 | |||
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r1965 | class ChartTitle; | ||
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r2483 | class ChartAxisElement; | ||
class ChartPresenter; | ||||
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r1965 | class QLegend; | ||
class ChartBackground; | ||||
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r1534 | |||
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r2483 | class AbstractChartLayout : public QGraphicsLayout | ||
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r1534 | { | ||
public: | ||||
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r2483 | AbstractChartLayout(ChartPresenter *presenter); | ||
virtual ~AbstractChartLayout(); | ||||
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r1534 | |||
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r2483 | virtual void setMargins(const QMargins &margins); | ||
virtual QMargins margins() const; | ||||
virtual void setGeometry(const QRectF &rect); | ||||
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r1534 | |||
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r2483 | protected: | ||
virtual QRectF calculateBackgroundGeometry(const QRectF &geometry, ChartBackground *background) const; | ||||
virtual QRectF calculateBackgroundMinimum(const QRectF &minimum) const; | ||||
virtual QRectF calculateContentGeometry(const QRectF &geometry) const; | ||||
virtual QRectF calculateContentMinimum(const QRectF &minimum) const; | ||||
virtual QRectF calculateTitleGeometry(const QRectF &geometry, ChartTitle *title) const; | ||||
virtual QRectF calculateTitleMinimum(const QRectF &minimum, ChartTitle *title) const; | ||||
virtual QRectF calculateLegendGeometry(const QRectF &geometry, QLegend *legend) const; | ||||
virtual QRectF calculateLegendMinimum(const QRectF &minimum, QLegend *legend) const; | ||||
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r1534 | |||
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r2483 | virtual QRectF calculateAxisGeometry(const QRectF &geometry, const QList<ChartAxisElement *>& axes) const = 0; | ||
virtual QRectF calculateAxisMinimum(const QRectF &minimum, const QList<ChartAxisElement *>& axes) const = 0; | ||||
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r1534 | |||
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r2483 | // from QGraphicsLayout | ||
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r2131 | QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const; | ||
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r1534 | int count() const { return 0; } | ||
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r2131 | QGraphicsLayoutItem *itemAt(int) const { return 0; }; | ||
void removeAt(int) {}; | ||||
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r1534 | |||
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r2131 | ChartPresenter *m_presenter; | ||
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r1965 | QMargins m_margins; | ||
QRectF m_minChartRect; | ||||
QRectF m_minAxisRect; | ||||
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r1534 | }; | ||
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r2712 | QT_CHARTS_END_NAMESPACE | ||
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r1534 | |||
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r2483 | #endif // ABSTRACTCHARTLAYOUT_H | ||