CQLayoutView Class Reference

#include <CQLayoutView.h>

Inheritance diagram for CQLayoutView:

Collaboration diagram for CQLayoutView:

Public Slots
void	slotFitOnScreen ()
void	slotLayoutChanged (int)
void	slotRenderInformationChanged (int)
void	slotResetZoom ()
void	slotSaveToFile (const QString &fileName)
void	slotZoomIn ()
void	slotZoomOut ()

Public Member Functions
	CQLayoutView (QWidget *parent=NULL)
	CQLayoutView (CQLayoutScene *scene)
void	fillSelectionToolBar (QToolBar *toolBar)
void	fillZoomMenu (QMenu *menu)
void	fillZoomTooBar (QToolBar *toolBar)
CCopasiDataModel *	getDataModel ()
void	setDataModel (CCopasiDataModel *dataModel, CLayout *layout=NULL)
virtual	~CQLayoutView ()

Protected Member Functions
void	wheelEvent (QWheelEvent *event)

Protected Attributes
bool	mIgnoreEvents
QAction *	mpActFitOnScreen
QAction *	mpActResetZoom
QAction *	mpActZoomIn
QAction *	mpActZoomOut
CCopasiDataModel *	mpDataModel
QComboBox *	mpLayoutDropdown
QComboBox *	mpRenderDropdown
double	mScaleFactor

Private Member Functions
void	createActions ()

Detailed Description

Definition at line 19 of file CQLayoutView.h.

Constructor & Destructor Documentation

CQLayoutView::CQLayoutView

(

QWidget *

parent = NULL

)

Definition at line 219 of file CQLayoutView.cpp.

References createActions().

  : QGraphicsView(parent)
  , mScaleFactor(1.15)
  , mIgnoreEvents(false)
{
  setDragMode(QGraphicsView::ScrollHandDrag);
  createActions();
}

CQLayoutView::CQLayoutView

(

CQLayoutScene *

scene

)

Definition at line 240 of file CQLayoutView.cpp.

References createActions().

  : QGraphicsView(scene)
  , mScaleFactor(1.15)
  , mIgnoreEvents(false)

{
  setDragMode(QGraphicsView::ScrollHandDrag);
  createActions();
}

CQLayoutView::~CQLayoutView ( )

virtual

Definition at line 26 of file CQLayoutView.cpp.

{
}

Member Function Documentation

void CQLayoutView::createActions ( )

private

Definition at line 270 of file CQLayoutView.cpp.

References CQIconResource::icon(), mpActFitOnScreen, mpActResetZoom, mpActZoomIn, mpActZoomOut, mpLayoutDropdown, mpRenderDropdown, slotFitOnScreen(), slotLayoutChanged(), slotRenderInformationChanged(), slotResetZoom(), slotZoomIn(), slotZoomOut(), CQIconResource::viewmag1, CQIconResource::viewmagfit, CQIconResource::viewmagMinus, and CQIconResource::viewmagPlus.

Referenced by CQLayoutView().

{
  mpActFitOnScreen = new QAction(tr("Fit On Screen"), this);
  mpActFitOnScreen->setShortcut(QKeySequence::fromString("F5"));
  mpActFitOnScreen->setIcon(CQIconResource::icon(CQIconResource::viewmagfit));
  connect(mpActFitOnScreen, SIGNAL(triggered()), this, SLOT(slotFitOnScreen()));
  addAction(mpActFitOnScreen);

  mpActResetZoom = new QAction(tr("Reset Zoom"), this);
  mpActResetZoom->setIcon(CQIconResource::icon(CQIconResource::viewmag1));
  connect(mpActResetZoom, SIGNAL(triggered()), this, SLOT(slotResetZoom()));
  addAction(mpActResetZoom);

  mpActZoomIn = new QAction(tr("Zoom In"), this);
  mpActZoomIn->setIcon(CQIconResource::icon(CQIconResource::viewmagPlus));
  mpActZoomIn->setShortcut(QKeySequence::ZoomIn);
  connect(mpActZoomIn, SIGNAL(triggered()), this, SLOT(slotZoomIn()));
  addAction(mpActZoomIn);

  mpActZoomOut = new QAction(tr("Zoom Out"), this);
  mpActZoomOut->setIcon(CQIconResource::icon(CQIconResource::viewmagMinus));
  mpActZoomOut->setShortcut(QKeySequence::ZoomOut);
  connect(mpActZoomOut, SIGNAL(triggered()), this, SLOT(slotZoomOut()));
  addAction(mpActZoomOut);

  mpLayoutDropdown = new QComboBox;
  mpLayoutDropdown->setSizeAdjustPolicy(QComboBox::AdjustToContentsOnFirstShow);

  mpRenderDropdown = new QComboBox;
  mpRenderDropdown->setSizeAdjustPolicy(QComboBox::AdjustToContentsOnFirstShow);

  connect(mpLayoutDropdown, SIGNAL(currentIndexChanged(int)), this, SLOT(slotLayoutChanged(int)));
  connect(mpRenderDropdown, SIGNAL(currentIndexChanged(int)), this, SLOT(slotRenderInformationChanged(int)));

  setInteractive(true);
  setRenderHints(QPainter::Antialiasing);
}

void CQLayoutView::fillSelectionToolBar

(

QToolBar *

toolBar

)

Definition at line 308 of file CQLayoutView.cpp.

References mpLayoutDropdown, and mpRenderDropdown.

{
  QFrame* pFrame1 = new QFrame;
  QHBoxLayout* pLayout = new QHBoxLayout;
  pLayout->setSpacing(3);
  pFrame1->setLayout(pLayout);
  QLabel* pLabel = new QLabel(tr("Layout:"));
  pLayout->addWidget(pLabel);
  pLayout->addWidget(mpLayoutDropdown);

  QFrame* pFrame2 = new QFrame;
  pLayout = new QHBoxLayout;
  pLayout->setSpacing(3);
  pFrame2->setLayout(pLayout);
  QLabel* mpRenderLabel = new QLabel(tr("Render Information:"));
  pLayout->addWidget(mpRenderLabel);
  pLayout->addWidget(mpRenderDropdown);

  toolBar->addWidget(pFrame1);
  toolBar->addWidget(pFrame2);
}

void CQLayoutView::fillZoomMenu

(

QMenu *

menu

)

Definition at line 250 of file CQLayoutView.cpp.

References mpActFitOnScreen, mpActResetZoom, mpActZoomIn, and mpActZoomOut.

{
  if (menu == NULL) return;

  menu->addAction(mpActFitOnScreen);
  menu->addAction(mpActZoomIn);
  menu->addAction(mpActZoomOut);
  menu->addAction(mpActResetZoom);
}

void CQLayoutView::fillZoomTooBar

(

QToolBar *

toolBar

)

Definition at line 260 of file CQLayoutView.cpp.

References mpActFitOnScreen, mpActResetZoom, mpActZoomIn, and mpActZoomOut.

{
  if (toolBar == NULL) return;

  toolBar->addAction(mpActFitOnScreen);
  toolBar->addAction(mpActZoomIn);
  toolBar->addAction(mpActZoomOut);
  toolBar->addAction(mpActResetZoom);
}

CCopasiDataModel * CQLayoutView::getDataModel

(

)

Definition at line 354 of file CQLayoutView.cpp.

References mpDataModel.

{
  return mpDataModel;
}

void CQLayoutView::setDataModel	(	CCopasiDataModel *	dataModel,
		CLayout *	layout = NULL
	)

Definition at line 359 of file CQLayoutView.cpp.

References CCopasiObject::getObjectName(), mpDataModel, mpLayoutDropdown, mpRenderDropdown, updateLayoutList(), and updateRenderInformationList().

{
  mpDataModel = dataModel;

  updateLayoutList(mpLayoutDropdown, dataModel);

  if (layout != NULL)
    mpLayoutDropdown->setCurrentIndex(mpLayoutDropdown->findText(layout->getObjectName().c_str()));

  updateRenderInformationList(mpRenderDropdown, dataModel, layout);
}

void CQLayoutView::slotFitOnScreen ( )

slot

Definition at line 330 of file CQLayoutView.cpp.

Referenced by createActions().

{
  setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
  fitInView(scene()->itemsBoundingRect(), Qt::KeepAspectRatio);
  update();
}

void CQLayoutView::slotLayoutChanged ( int  index )

slot

Definition at line 188 of file CQLayoutView.cpp.

References CQLayoutScene::getCurrentLayout(), CLRenderInformationBase::getKey(), CCopasiDataModel::getListOfLayouts(), CLRenderInformationBase::getName(), mIgnoreEvents, mpDataModel, mpRenderDropdown, CQLayoutScene::recreate(), CQLayoutScene::setLayout(), and updateRenderInformationList().

Referenced by createActions().

{
  if (mIgnoreEvents || index < 0) return;

  if (mpDataModel == NULL) return;

  CQLayoutScene* current = dynamic_cast<CQLayoutScene*>(scene());

  if (current == NULL) return;

  CLayout* layout  = (*mpDataModel->getListOfLayouts())[index];

  if (layout == NULL || layout == current->getCurrentLayout()) return;

  mIgnoreEvents = true;
  // update the corresponding render information list
  CLRenderInformationBase* render = updateRenderInformationList(mpRenderDropdown, mpDataModel, layout);

  if (render != NULL)
    {
      if (render->getName().empty())
        mpRenderDropdown->setCurrentIndex(mpRenderDropdown->findText(render->getKey().c_str()));
      else
        mpRenderDropdown->setCurrentIndex(mpRenderDropdown->findText(render->getName().c_str()));
    }

  mIgnoreEvents  = false;
  current->setLayout(layout, mpDataModel, render);
  current->recreate();
}

void CQLayoutView::slotRenderInformationChanged ( int  index )

slot

Definition at line 149 of file CQLayoutView.cpp.

References CQLayoutScene::getCurrentLayout(), getDefaultStyle(), CListOfLayouts::getListOfGlobalRenderInformationObjects(), CCopasiDataModel::getListOfLayouts(), CLayout::getListOfLocalRenderInformationObjects(), getNumDefaultStyles(), mIgnoreEvents, mpDataModel, CQLayoutScene::recreate(), CQLayoutScene::setRenderInformation(), and CCopasiVector< T >::size().

Referenced by createActions().

{
  if (mIgnoreEvents || index < 0) return;

  if (mpDataModel == NULL) return;

  CQLayoutScene* current = dynamic_cast<CQLayoutScene*>(scene());

  if (current == NULL || current->getCurrentLayout() == NULL) return;

  CLRenderInformationBase* render  = NULL;
  int numLocal = current->getCurrentLayout()->getListOfLocalRenderInformationObjects().size();

  if (numLocal > index)
    {
      render  = current->getCurrentLayout()->getListOfLocalRenderInformationObjects()[index];
    }

  int numGlobal = mpDataModel->getListOfLayouts()->getListOfGlobalRenderInformationObjects().size();

  if (render == NULL && numLocal + numGlobal > index)
    {
      render = mpDataModel->getListOfLayouts()->getListOfGlobalRenderInformationObjects()[index - numLocal];
    }

  size_t numDefault = getNumDefaultStyles();

  if (render == NULL && numLocal + numGlobal + numDefault > (size_t)index)
    {
      render = getDefaultStyle(index - numGlobal - numLocal);
    }

  if (render == NULL)
    return;

  current->setRenderInformation(mpDataModel, render);
  current->recreate();
}

void CQLayoutView::slotResetZoom ( )

slot

Definition at line 336 of file CQLayoutView.cpp.

Referenced by createActions().

{
  setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
  resetMatrix();
  ensureVisible(scene()->itemsBoundingRect());
  update();
}

void CQLayoutView::slotSaveToFile ( const QString &  fileName )

slot

Definition at line 228 of file CQLayoutView.cpp.

References CQLayoutScene::saveToFile().

{
  CQLayoutScene* layoutScene =  dynamic_cast<CQLayoutScene*>(scene());

  if (layoutScene == NULL) return;

  layoutScene->saveToFile(
    fileName.toStdString(),
    QFileInfo(fileName).suffix().toStdString()
  );
}

void CQLayoutView::slotZoomIn ( )

slot

Definition at line 343 of file CQLayoutView.cpp.

References mScaleFactor.

Referenced by createActions(), and wheelEvent().

{
  setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
  scale(mScaleFactor, mScaleFactor);
}

void CQLayoutView::slotZoomOut ( )

slot

Definition at line 348 of file CQLayoutView.cpp.

References mScaleFactor.

Referenced by createActions(), and wheelEvent().

{
  setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
  scale(1.0 / mScaleFactor, 1.0 / mScaleFactor);
}

void CQLayoutView::wheelEvent ( QWheelEvent *  event )

protected

Definition at line 371 of file CQLayoutView.cpp.

References slotZoomIn(), and slotZoomOut().

{
  if (QApplication::keyboardModifiers() == Qt::ControlModifier ||
      QApplication::keyboardModifiers() == Qt::MetaModifier ||
      QApplication::keyboardModifiers() == Qt::ShiftModifier)
    {
      if (event->delta() > 0)
        {
          // Zoom in
          slotZoomIn();
        }
      else
        {
          // Zooming out
          slotZoomOut();
        }
    }
  else
    {
      QGraphicsView::wheelEvent(event);
    }
}

Member Data Documentation

bool CQLayoutView::mIgnoreEvents

protected

Definition at line 51 of file CQLayoutView.h.

Referenced by slotLayoutChanged(), and slotRenderInformationChanged().

QAction* CQLayoutView::mpActFitOnScreen

protected

Definition at line 46 of file CQLayoutView.h.

Referenced by createActions(), fillZoomMenu(), and fillZoomTooBar().

QAction* CQLayoutView::mpActResetZoom

protected

Definition at line 47 of file CQLayoutView.h.

Referenced by createActions(), fillZoomMenu(), and fillZoomTooBar().

QAction* CQLayoutView::mpActZoomIn

protected

Definition at line 44 of file CQLayoutView.h.

Referenced by createActions(), fillZoomMenu(), and fillZoomTooBar().

QAction* CQLayoutView::mpActZoomOut

protected

Definition at line 45 of file CQLayoutView.h.

Referenced by createActions(), fillZoomMenu(), and fillZoomTooBar().

CCopasiDataModel* CQLayoutView::mpDataModel

protected

Definition at line 52 of file CQLayoutView.h.

Referenced by getDataModel(), setDataModel(), slotLayoutChanged(), and slotRenderInformationChanged().

QComboBox* CQLayoutView::mpLayoutDropdown

protected

Definition at line 49 of file CQLayoutView.h.

Referenced by createActions(), fillSelectionToolBar(), and setDataModel().

QComboBox* CQLayoutView::mpRenderDropdown

protected

Definition at line 50 of file CQLayoutView.h.

Referenced by createActions(), fillSelectionToolBar(), setDataModel(), and slotLayoutChanged().

double CQLayoutView::mScaleFactor

protected

Definition at line 48 of file CQLayoutView.h.

Referenced by slotZoomIn(), and slotZoomOut().

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The documentation for this class was generated from the following files:

• CQLayoutView.h
• CQLayoutView.cpp