HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · src/charts/qchartview_p.h

Clear chart image to transparent when necessary....

Clear chart image to transparent when necessary. If there is any transparency in the background, image clear should be done every time chart is rendered to avoid artifacts from previous render. Background shape change also triggers the clear, but that is needed only once. Change-Id: If0a762d2e2e01cf3a94a5d2f6845613deb619bdd Reviewed-by: Titta Heikkala <titta.heikkala@theqtcompany.com>

Titta Heikkala - - Load All Authors

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             qchartview_p.h
        
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      /******************************************************************************

      **

      ** 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.

      **

      ** $QT_END_LICENSE$

      **

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

      //  W A R N I N G

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

      //

      // This file is not part of the Qt Chart 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 QCHARTVIEW_P_H

      #define QCHARTVIEW_P_H

      #include <QtCharts/QChartView>

      QT_BEGIN_NAMESPACE

      class QGraphicsScene;

      QT_END_NAMESPACE

      QT_CHARTS_BEGIN_NAMESPACE

      class QChart;

      class ChartPresenter;

      class QChartView;

      class QChartViewPrivate

      {

      public:

          explicit QChartViewPrivate(QChartView *q, QChart *chart = 0);

          ~QChartViewPrivate();

          void setChart(QChart *chart);

          void resize();

      protected:

          QChartView *q_ptr;

      public:

          QGraphicsScene *m_scene;

          QChart *m_chart;

          QPoint m_rubberBandOrigin;

      #ifndef QT_NO_RUBBERBAND

          QRubberBand *m_rubberBand;

      #endif

          QChartView::RubberBands m_rubberBandFlags;

      };

      QT_CHARTS_END_NAMESPACE

      #endif

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				/******************************************************************************
				**
				** 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.
				**
				** $QT_END_LICENSE$
				**
				******************************************************************************/

				// W A R N I N G
				// -------------
				//
				// This file is not part of the Qt Chart 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 QCHARTVIEW_P_H
				#define QCHARTVIEW_P_H

				#include <QtCharts/QChartView>

				QT_BEGIN_NAMESPACE
				class QGraphicsScene;
				QT_END_NAMESPACE

				QT_CHARTS_BEGIN_NAMESPACE

				class QChart;
				class ChartPresenter;
				class QChartView;

				class QChartViewPrivate
				{
				public:
				explicit QChartViewPrivate(QChartView q, QChart chart = 0);
				~QChartViewPrivate();
				void setChart(QChart *chart);
				void resize();

				protected:
				QChartView *q_ptr;

				public:
				QGraphicsScene *m_scene;
				QChart *m_chart;
				QPoint m_rubberBandOrigin;
				#ifndef QT_NO_RUBBERBAND
				QRubberBand *m_rubberBand;
				#endif
				QChartView::RubberBands m_rubberBandFlags;
				};

				QT_CHARTS_END_NAMESPACE
				#endif