dbse::SchemaGraphicNote Class Reference

#include <SchemaGraphicNote.hpp>

Inheritance diagram for dbse::SchemaGraphicNote:

Collaboration diagram for dbse::SchemaGraphicNote:

Signals
void	updated ()

Public Member Functions
	SchemaGraphicNote (const QString &name, const QString &text, QGraphicsObject *parent=nullptr)
	~SchemaGraphicNote ()=default
QRectF	boundingRect () const override
QPainterPath	shape () const override
void	paint (QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override
QString	text ()
void	update_note (QString text)
void	open_editor ()

Protected Member Functions
void	mouseDoubleClickEvent (QGraphicsSceneMouseEvent *ev) override

Private Attributes
QString	m_name
QString	m_text

Detailed Description

Definition at line 14 of file SchemaGraphicNote.hpp.

Constructor & Destructor Documentation

SchemaGraphicNote()

dbse::SchemaGraphicNote::SchemaGraphicNote ( const QString & name, const QString & text, QGraphicsObject * parent = nullptr )

explicit

Definition at line 23 of file SchemaGraphicNote.cpp.

  : QGraphicsObject (parent),
    m_name(name),
    m_text(text) {
 
  setAcceptHoverEvents(true);
 
  setFlag ( ItemIsMovable );
  setFlag ( ItemSendsGeometryChanges, true );
  setFlag ( ItemSendsScenePositionChanges, true );
 
}

~SchemaGraphicNote()

dbse::SchemaGraphicNote::~SchemaGraphicNote ( )

default

Member Function Documentation

boundingRect()

QRectF dbse::SchemaGraphicNote::boundingRect ( ) const

nodiscardoverride

Definition at line 72 of file SchemaGraphicNote.cpp.

{
  QFontMetrics font_metrics(SchemaStyle::get_font("note"));
  double height = font_metrics.height()/2;
  double width = 0;
  for (auto line: m_text.split("\n")) {
    height += font_metrics.height();
    QRectF font_rect = font_metrics.boundingRect(line);
    if (font_rect.width() > width) {
      width = font_rect.width();
    }
  }
  width += font_metrics.averageCharWidth()*2;
 
  return QRectF(0, 0, width, height);
  //return font_metrics.boundingRect(m_text);
}

mouseDoubleClickEvent()

void dbse::SchemaGraphicNote::mouseDoubleClickEvent ( QGraphicsSceneMouseEvent * ev )

overrideprotected

Definition at line 59 of file SchemaGraphicNote.cpp.

                                                                          {
  open_editor();
}

open_editor()

void dbse::SchemaGraphicNote::open_editor

(

)

Definition at line 38 of file SchemaGraphicNote.cpp.

                                    {
  bool editorFound = false;
 
  for ( auto widget : QApplication::allWidgets() ) {
    auto editor = dynamic_cast<SchemaNoteEditor*> (widget);
    if ( editor != nullptr ) {
      if ( (editor->objectName() ).compare (m_name) == 0 ) {
        editor->raise();
        editor->setVisible ( true );
        editor->activateWindow();
        editorFound = true;
      }
    }
  }
 
  if ( !editorFound ) {
    auto editor = new SchemaNoteEditor ( this );
    editor->show();
  }
}

paint()

void dbse::SchemaGraphicNote::paint ( QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget )

override

Definition at line 90 of file SchemaGraphicNote.cpp.

                                            {
 
  const QPen pen(SchemaStyle::get_color("foreground", "note"), 0.5);
  const QBrush brush(SchemaStyle::get_color("background", "note"));
  painter->setFont (SchemaStyle::get_font("note"));
  painter->setBrush (brush);
//  painter->setBackgroundMode(Qt::OpaqueMode);
  painter->setPen ( pen );
  const auto rect = boundingRect();
  painter->drawRect ( rect );
  painter->drawText(rect.adjusted(5,5,-2,-2), Qt::AlignJustify, m_text);
}

shape()

QPainterPath dbse::SchemaGraphicNote::shape ( ) const

nodiscardoverride

Definition at line 105 of file SchemaGraphicNote.cpp.

                                            {
  QPainterPath path;
  path.addRect ( boundingRect() );
  return path;
}

text()

QString dbse::SchemaGraphicNote::text ( )

inlinenodiscard

Definition at line 29 of file SchemaGraphicNote.hpp.

{return m_text;}

update_note()

void dbse::SchemaGraphicNote::update_note

(

QString

text

)

Definition at line 64 of file SchemaGraphicNote.cpp.

                                                 {
  auto this_scene = dynamic_cast<SchemaGraphicsScene*>(scene());
  this_scene->remove_note_object(this);
  m_text = text;
  this_scene->addItem(this);
  emit updated();
}

updated

void dbse::SchemaGraphicNote::updated ( )

signal

Member Data Documentation

m_name

QString dbse::SchemaGraphicNote::m_name

private

Definition at line 38 of file SchemaGraphicNote.hpp.

m_text

QString dbse::SchemaGraphicNote::m_text

private

Definition at line 39 of file SchemaGraphicNote.hpp.

---

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

• /github/workspace/dunedaq/sourcecode/dbe/include/dbe/SchemaGraphicNote.hpp
• /github/workspace/dunedaq/sourcecode/dbe/apps/SchemaEditor/SchemaGraphicNote.cpp