HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · demos/chartviewer/view.cpp

Improved ChartView.minimuMargins implementation

Michal Klocek - - Load All Authors

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r1749:666f1599531d


                r1946:82bf43b42362

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             view.cpp
        
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             / demos / chartviewer / view.cpp
          
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        Michal Klocek
    
Adds scroll and zoom to chartviewer

              r1748
            
      /****************************************************************************

       **

       ** Copyright (C) 2012 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 Qt Commercial Charts Add-on.

       **

       ** $QT_BEGIN_LICENSE$

       ** Licensees holding valid Qt Commercial licenses may use this file in

       ** accordance with the Qt Commercial 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

       ** $QT_END_LICENSE$

       **

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

      #include "view.h"

      #include <QGraphicsWidget>

      #include <QResizeEvent>

      #include <QDebug>

      View::View(QGraphicsScene *scene, QGraphicsWidget *form , QWidget *parent):QGraphicsView(scene,parent),

          m_form(form)

      {

          setDragMode(QGraphicsView::NoDrag);

          setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);

          setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);

      }

      void View::resizeEvent(QResizeEvent *event)

      {

          if (scene())

              scene()->setSceneRect(QRect(QPoint(0, 0), event->size()));

          if (m_form)

              m_form->resize(QSizeF(event->size()));

          QGraphicsView::resizeEvent(event);

      }

      void View::mouseMoveEvent(QMouseEvent *event)

      {

          //BugFix somehow view always eats the mouse move event;

        Michal Klocek
    
minor . small bufix to charviewer

              r1749
            
          QGraphicsView::mouseMoveEvent(event);

        Michal Klocek
    
Adds scroll and zoom to chartviewer

              r1748
            
          event->setAccepted(false);

      }

      void View::mouseReleaseEvent(QMouseEvent *event)

      {

          QGraphicsView::mouseReleaseEvent(event);

         //BugFix somehow view always eats the mouse release event;

          event->setAccepted(false);

      }

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Michal Klocek Adds scroll and zoom to chartviewer	r1748	/****************************************************************************
		**
		** Copyright (C) 2012 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 Qt Commercial Charts Add-on.
		**
		** $QT_BEGIN_LICENSE$
		** Licensees holding valid Qt Commercial licenses may use this file in
		** accordance with the Qt Commercial 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
		** $QT_END_LICENSE$
		**
		****************************************************************************/

		#include "view.h"
		#include <QGraphicsWidget>
		#include <QResizeEvent>
		#include <QDebug>

		View::View(QGraphicsScene scene, QGraphicsWidget form , QWidget *parent):QGraphicsView(scene,parent),
		m_form(form)
		{
		setDragMode(QGraphicsView::NoDrag);
		setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
		setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
		}

		void View::resizeEvent(QResizeEvent *event)
		{
		if (scene())
		scene()->setSceneRect(QRect(QPoint(0, 0), event->size()));
		if (m_form)
		m_form->resize(QSizeF(event->size()));
		QGraphicsView::resizeEvent(event);
		}

		void View::mouseMoveEvent(QMouseEvent *event)
		{
		//BugFix somehow view always eats the mouse move event;
Michal Klocek minor . small bufix to charviewer	r1749	QGraphicsView::mouseMoveEvent(event);
Michal Klocek Adds scroll and zoom to chartviewer	r1748	event->setAccepted(false);
		}

		void View::mouseReleaseEvent(QMouseEvent *event)
		{

		QGraphicsView::mouseReleaseEvent(event);
		//BugFix somehow view always eats the mouse release event;
		event->setAccepted(false);
		}