HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · src/axis/chartaxiselement_p.h

Add possibility to set brush image via QML API...

Add possibility to set brush image via QML API User can set a brush image for AreaSeries, BarSet, BoxPlotSeries, BoxSet, PieSlice and ScatterSeries by specifying 'brushFilename'. Task-number: QTRD-2603 Change-Id: Ie4b75cec1f64da513b1b85749c28984cb7f88e38 Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>

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             chartaxiselement_p.h
        
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        Miikka Heikkinen
    
Add Polar chart support...

              r2483
            
      /****************************************************************************

      **

      ** Copyright (C) 2013 Digia Plc

      ** All rights reserved.

      ** For any questions to Digia, please use contact form at http://qt.digia.com

      **

        Miikka Heikkinen
    
Qt Commercial -> Qt Enterprise...

              r2574
            
      ** This file is part of the Qt Enterprise Charts Add-on.

        Miikka Heikkinen
    
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              r2483
            
      **

      ** $QT_BEGIN_LICENSE$

        Miikka Heikkinen
    
Qt Commercial -> Qt Enterprise...

              r2574
            
      ** Licensees holding valid Qt Enterprise licenses may use this file in

      ** accordance with the Qt Enterprise License Agreement provided with the

        Miikka Heikkinen
    
Add Polar chart support...

              r2483
            
      ** 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

      ** $QT_END_LICENSE$

      **

      ****************************************************************************/

      //  W A R N I N G

      //  -------------

      //

        Miikka Heikkinen
    
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              r2574
            
      // This file is not part of the Qt Enterprise Chart API.  It exists purely as an

        Miikka Heikkinen
    
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              r2483
            
      // implementation detail.  This header file may change from version to

      // version without notice, or even be removed.

      //

      // We mean it.

      #ifndef CHARTAXISELEMENT_H

      #define CHARTAXISELEMENT_H

      #include "qchartglobal.h"

      #include "chartelement_p.h"

      #include "axisanimation_p.h"

      #include <QGraphicsItem>

      #include <QGraphicsLayoutItem>

      #include <QFont>

      QTCOMMERCIALCHART_BEGIN_NAMESPACE

      class ChartPresenter;

      class QAbstractAxis;

      class ChartAxisElement : public ChartElement, public QGraphicsLayoutItem

      {

          Q_OBJECT

        Mika Salmela
    
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              r2572
            
          using QGraphicsLayoutItem::setGeometry;

        Miikka Heikkinen
    
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      public:

          ChartAxisElement(QAbstractAxis *axis, QGraphicsItem *item, bool intervalAxis = false);

          ~ChartAxisElement();

          virtual QRectF gridGeometry() const = 0;

          virtual void setGeometry(const QRectF &axis, const QRectF &grid) = 0;

          virtual bool isEmpty() = 0;

          void setAnimation(AxisAnimation *animation) { m_animation = animation; }

          AxisAnimation *animation() const { return m_animation; }

          QAbstractAxis *axis() const { return m_axis; }

          void setLayout(QVector<qreal> &layout) { m_layout = layout; }

          QVector<qreal> &layout() { return m_layout; } // Modifiable reference

        Miikka Heikkinen
    
Fix text item margins...

              r2592
            
          inline qreal labelPadding() const { return qreal(4.0); }

          inline qreal titlePadding() const { return qreal(2.0); }

        Miikka Heikkinen
    
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              r2483
            
          void setLabels(const QStringList &labels) { m_labelsList = labels; }

          QStringList labels() const { return m_labelsList; }

          qreal min() const;

          qreal max() const;

          QRectF axisGeometry() const { return m_axisRect; }

          void setAxisGeometry(const QRectF &axisGeometry) { m_axisRect = axisGeometry; }

          void axisSelected();

          //this flag indicates that axis is used to show intervals it means labels are in between ticks

          bool intervalAxis() const { return m_intervalAxis; }

          static QStringList createValueLabels(qreal max, qreal min, int ticks, const QString &format);

          static QStringList createLogValueLabels(qreal min, qreal max, qreal base, int ticks, const QString &format);

          static QStringList createDateTimeLabels(qreal max, qreal min, int ticks, const QString &format);

          // from QGraphicsLayoutItem

          QRectF boundingRect() const

          {

              return QRectF();

          }

          // from QGraphicsLayoutItem

          void paint(QPainter*, const QStyleOptionGraphicsItem*, QWidget*)

          {

          }

      protected:

          virtual QVector<qreal> calculateLayout() const = 0;

          virtual void updateLayout(QVector<qreal> &layout) = 0;

          QList<QGraphicsItem *> gridItems() { return m_grid->childItems(); }

          QList<QGraphicsItem *> labelItems() { return m_labels->childItems(); }

          QList<QGraphicsItem *> shadeItems() { return m_shades->childItems(); }

          QList<QGraphicsItem *> arrowItems() { return m_arrow->childItems(); }

        Miikka Heikkinen
    
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              r2539
            
          QGraphicsTextItem *titleItem() const { return m_title.data(); }

        Miikka Heikkinen
    
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              r2483
            
          QGraphicsItemGroup *gridGroup() { return m_grid.data(); }

          QGraphicsItemGroup *labelGroup() { return m_labels.data(); }

          QGraphicsItemGroup *shadeGroup() { return m_shades.data(); }

          QGraphicsItemGroup *arrowGroup() { return m_arrow.data(); }

      public Q_SLOTS:

          void handleVisibleChanged(bool visible);

          void handleArrowVisibleChanged(bool visible);

          void handleGridVisibleChanged(bool visible);

          void handleLabelsVisibleChanged(bool visible);

          void handleShadesVisibleChanged(bool visible);

          void handleLabelsAngleChanged(int angle);

          virtual void handleShadesBrushChanged(const QBrush &brush) = 0;

          virtual void handleShadesPenChanged(const QPen &pen) = 0;

          virtual void handleArrowPenChanged(const QPen &pen) = 0;

          virtual void handleGridPenChanged(const QPen &pen) = 0;

          void handleLabelsPenChanged(const QPen &pen);

          void handleLabelsBrushChanged(const QBrush &brush);

          void handleLabelsFontChanged(const QFont &font);

          void handleTitlePenChanged(const QPen &pen);

          void handleTitleBrushChanged(const QBrush &brush);

          void handleTitleFontChanged(const QFont &font);

          void handleTitleTextChanged(const QString &title);

          void handleTitleVisibleChanged(bool visible);

          void handleRangeChanged(qreal min, qreal max);

      Q_SIGNALS:

          void clicked();

      private:

          void connectSlots();

          QAbstractAxis *m_axis;

          AxisAnimation *m_animation;

          QVector<qreal> m_layout;

          QStringList m_labelsList;

          QRectF m_axisRect;

          QScopedPointer<QGraphicsItemGroup> m_grid;

          QScopedPointer<QGraphicsItemGroup> m_arrow;

          QScopedPointer<QGraphicsItemGroup> m_shades;

          QScopedPointer<QGraphicsItemGroup> m_labels;

        Miikka Heikkinen
    
Added HTML support for various text items...

              r2539
            
          QScopedPointer<QGraphicsTextItem> m_title;

        Miikka Heikkinen
    
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              r2483
            
          bool m_intervalAxis;

      };

      QTCOMMERCIALCHART_END_NAMESPACE

      #endif /* CHARTAXISELEMENT_H */

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Miikka Heikkinen Add Polar chart support...	r2483	/****************************************************************************
		**
		** Copyright (C) 2013 Digia Plc
		** All rights reserved.
		** For any questions to Digia, please use contact form at http://qt.digia.com
		**
Miikka Heikkinen Qt Commercial -> Qt Enterprise...	r2574	** This file is part of the Qt Enterprise Charts Add-on.
Miikka Heikkinen Add Polar chart support...	r2483	**
		** $QT_BEGIN_LICENSE$
Miikka Heikkinen Qt Commercial -> Qt Enterprise...	r2574	** Licensees holding valid Qt Enterprise licenses may use this file in
		** accordance with the Qt Enterprise License Agreement provided with the
Miikka Heikkinen Add Polar chart support...	r2483	** 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
		** $QT_END_LICENSE$
		**
		****************************************************************************/

		// W A R N I N G
		// -------------
		//
Miikka Heikkinen Qt Commercial -> Qt Enterprise...	r2574	// This file is not part of the Qt Enterprise Chart API. It exists purely as an
Miikka Heikkinen Add Polar chart support...	r2483	// implementation detail. This header file may change from version to
		// version without notice, or even be removed.
		//
		// We mean it.

		#ifndef CHARTAXISELEMENT_H
		#define CHARTAXISELEMENT_H

		#include "qchartglobal.h"
		#include "chartelement_p.h"
		#include "axisanimation_p.h"
		#include <QGraphicsItem>
		#include <QGraphicsLayoutItem>
		#include <QFont>

		QTCOMMERCIALCHART_BEGIN_NAMESPACE

		class ChartPresenter;
		class QAbstractAxis;

		class ChartAxisElement : public ChartElement, public QGraphicsLayoutItem
		{
		Q_OBJECT
Mika Salmela Fix for hiding overloaded virtual functions...	r2572
		using QGraphicsLayoutItem::setGeometry;
Miikka Heikkinen Add Polar chart support...	r2483	public:
		ChartAxisElement(QAbstractAxis axis, QGraphicsItem item, bool intervalAxis = false);
		~ChartAxisElement();

		virtual QRectF gridGeometry() const = 0;
		virtual void setGeometry(const QRectF &axis, const QRectF &grid) = 0;
		virtual bool isEmpty() = 0;

		void setAnimation(AxisAnimation *animation) { m_animation = animation; }
		AxisAnimation *animation() const { return m_animation; }

		QAbstractAxis *axis() const { return m_axis; }
		void setLayout(QVector<qreal> &layout) { m_layout = layout; }
		QVector<qreal> &layout() { return m_layout; } // Modifiable reference
Miikka Heikkinen Fix text item margins...	r2592	inline qreal labelPadding() const { return qreal(4.0); }
		inline qreal titlePadding() const { return qreal(2.0); }
Miikka Heikkinen Add Polar chart support...	r2483	void setLabels(const QStringList &labels) { m_labelsList = labels; }
		QStringList labels() const { return m_labelsList; }

		qreal min() const;
		qreal max() const;

		QRectF axisGeometry() const { return m_axisRect; }
		void setAxisGeometry(const QRectF &axisGeometry) { m_axisRect = axisGeometry; }

		void axisSelected();

		//this flag indicates that axis is used to show intervals it means labels are in between ticks
		bool intervalAxis() const { return m_intervalAxis; }

		static QStringList createValueLabels(qreal max, qreal min, int ticks, const QString &format);
		static QStringList createLogValueLabels(qreal min, qreal max, qreal base, int ticks, const QString &format);
		static QStringList createDateTimeLabels(qreal max, qreal min, int ticks, const QString &format);

		// from QGraphicsLayoutItem
		QRectF boundingRect() const
		{
		return QRectF();
		}

		// from QGraphicsLayoutItem
		void paint(QPainter, const QStyleOptionGraphicsItem, QWidget*)
		{
		}

		protected:
		virtual QVector<qreal> calculateLayout() const = 0;
		virtual void updateLayout(QVector<qreal> &layout) = 0;

		QList<QGraphicsItem *> gridItems() { return m_grid->childItems(); }
		QList<QGraphicsItem *> labelItems() { return m_labels->childItems(); }
		QList<QGraphicsItem *> shadeItems() { return m_shades->childItems(); }
		QList<QGraphicsItem *> arrowItems() { return m_arrow->childItems(); }
Miikka Heikkinen Added HTML support for various text items...	r2539	QGraphicsTextItem *titleItem() const { return m_title.data(); }
Miikka Heikkinen Add Polar chart support...	r2483	QGraphicsItemGroup *gridGroup() { return m_grid.data(); }
		QGraphicsItemGroup *labelGroup() { return m_labels.data(); }
		QGraphicsItemGroup *shadeGroup() { return m_shades.data(); }
		QGraphicsItemGroup *arrowGroup() { return m_arrow.data(); }

		public Q_SLOTS:
		void handleVisibleChanged(bool visible);
		void handleArrowVisibleChanged(bool visible);
		void handleGridVisibleChanged(bool visible);
		void handleLabelsVisibleChanged(bool visible);
		void handleShadesVisibleChanged(bool visible);
		void handleLabelsAngleChanged(int angle);
		virtual void handleShadesBrushChanged(const QBrush &brush) = 0;
		virtual void handleShadesPenChanged(const QPen &pen) = 0;
		virtual void handleArrowPenChanged(const QPen &pen) = 0;
		virtual void handleGridPenChanged(const QPen &pen) = 0;
		void handleLabelsPenChanged(const QPen &pen);
		void handleLabelsBrushChanged(const QBrush &brush);
		void handleLabelsFontChanged(const QFont &font);
		void handleTitlePenChanged(const QPen &pen);
		void handleTitleBrushChanged(const QBrush &brush);
		void handleTitleFontChanged(const QFont &font);
		void handleTitleTextChanged(const QString &title);
		void handleTitleVisibleChanged(bool visible);
		void handleRangeChanged(qreal min, qreal max);

		Q_SIGNALS:
		void clicked();

		private:
		void connectSlots();

		QAbstractAxis *m_axis;
		AxisAnimation *m_animation;
		QVector<qreal> m_layout;
		QStringList m_labelsList;
		QRectF m_axisRect;
		QScopedPointer<QGraphicsItemGroup> m_grid;
		QScopedPointer<QGraphicsItemGroup> m_arrow;
		QScopedPointer<QGraphicsItemGroup> m_shades;
		QScopedPointer<QGraphicsItemGroup> m_labels;
Miikka Heikkinen Added HTML support for various text items...	r2539	QScopedPointer<QGraphicsTextItem> m_title;
Miikka Heikkinen Add Polar chart support...	r2483	bool m_intervalAxis;
		};

		QTCOMMERCIALCHART_END_NAMESPACE

		#endif /* CHARTAXISELEMENT_H */