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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the QtDataVisualization module.
**
** Licensees holding valid Qt Enterprise licenses may use this file in
** accordance with the Qt Enterprise 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
**
****************************************************************************/
//
// W A R N I N G
// -------------
//
// This file is not part of the QtDataVisualization 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 AXISRENDERCACHE_P_H
#define AXISRENDERCACHE_P_H
#include "datavisualizationglobal_p.h"
#include "labelitem_p.h"
#include "q3dabstractaxis_p.h"
#include "drawer_p.h"
QT_DATAVISUALIZATION_BEGIN_NAMESPACE
class AxisRenderCache : public QObject
{
Q_OBJECT
public:
AxisRenderCache();
virtual ~AxisRenderCache();
void setDrawer(Drawer *drawer);
void setType(Q3DAbstractAxis::AxisType type);
inline Q3DAbstractAxis::AxisType type() const { return m_type; }
void setTitle(const QString &title);
inline const QString &title() { return m_title; }
void setLabels(const QStringList &labels);
inline const QStringList &labels() { return m_labels; }
void setMin(float min);
inline float min() { return m_min; }
void setMax(float max);
inline float max() { return m_max; }
void setSegmentCount(int count);
inline int segmentCount() const { return m_segmentCount; }
void setSubSegmentCount(int count);
inline int subSegmentCount() const { return m_subSegmentCount; }
inline void setLabelFormat(const QString &format) { m_labelFormat = format; }
inline const QString &labelFormat() { return m_labelFormat; }
inline LabelItem &titleItem() { return m_titleItem; }
inline QList<LabelItem *> &labelItems() { return m_labelItems; }
inline GLfloat segmentStep() const { return m_segmentStep; }
inline GLfloat subSegmentStep() const { return m_subSegmentStep; }
public slots:
void updateTextures();
private:
void updateSegmentStep();
void updateSubSegmentStep();
int maxLabelWidth(const QStringList &labels) const;
// Cached axis values
Q3DAbstractAxis::AxisType m_type;
QString m_title;
QStringList m_labels;
float m_min;
float m_max;
int m_segmentCount;
int m_subSegmentCount;
QString m_labelFormat;
QFont m_font;
// Renderer items
Drawer *m_drawer; // Not owned
LabelItem m_titleItem;
QList<LabelItem *> m_labelItems;
GLfloat m_segmentStep;
GLfloat m_subSegmentStep;
Q_DISABLE_COPY(AxisRenderCache)
};
QT_DATAVISUALIZATION_END_NAMESPACE
#endif
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