QavrgMeasurer Class Reference

#include <qavrgmeasurer.h>

List of all members.

Public Slots
void	onAppended (const QPointF &pt)
void	onSelected (const QVector< QPointF > &poly)
Signals
void	printMessage (QString msg)
Public Member Functions
	QavrgMeasurer (int xAxis, int yAxis, QWidget *canvas)
void	connections ()
QwtText	trackerText (const QPointF &pos) const
Private Attributes
QPointF	m_StartPoint
bool	m_Started

---

Detailed Description

Definition at line 7 of file qavrgmeasurer.h.

---

Constructor & Destructor Documentation

QavrgMeasurer::QavrgMeasurer	(	int	xAxis,
		int	yAxis,
		QWidget *	canvas
	)

Definition at line 5 of file qavrgmeasurer.cpp.

References connections().

  : QwtPlotPicker(xAxis, yAxis, canvas),
    m_StartPoint(),
    m_Started(false)
{
  connections();
}

---

Member Function Documentation

void QavrgMeasurer::connections

(

)

Definition at line 13 of file qavrgmeasurer.cpp.

References onAppended(), and onSelected().

Referenced by QavrgMeasurer().

{
  connect(this, SIGNAL(appended(const QPointF&)),
          this, SLOT(onAppended(const QPointF&)));

  connect(this, SIGNAL(selected(const QVector<QPointF>&)),
          this, SLOT(onSelected(const QVector<QPointF>&)));
}

void QavrgMeasurer::onAppended

(

const QPointF &

pt

)

[slot]

Definition at line 50 of file qavrgmeasurer.cpp.

References m_Started, and m_StartPoint.

Referenced by connections().

{
//  printf("appended %g,%g\n", pt.x(), pt.y());
  m_StartPoint = pt;
  m_Started = true;
}

void QavrgMeasurer::onSelected

(

const QVector< QPointF > &

poly

)

[slot]

Definition at line 57 of file qavrgmeasurer.cpp.

References m_Started, m_StartPoint, and printMessage().

Referenced by connections().

{
//  printf("selected\n");
  m_Started = false;

  QPointF pos = poly[1];

  emit printMessage(tr("Start (%1,%2) End (%3,%4) Delta (%5,%6)")
                   .arg(m_StartPoint.x())
                   .arg(m_StartPoint.y())
                   .arg(pos.x())
                   .arg(pos.y())
                   .arg(pos.x()-m_StartPoint.x())
                   .arg(pos.y()-m_StartPoint.y()));
}

void QavrgMeasurer::printMessage

(

QString

msg

)

[signal]

Referenced by onSelected().

QwtText QavrgMeasurer::trackerText

(

const QPointF &

pos

)

const

Definition at line 22 of file qavrgmeasurer.cpp.

References m_Started, and m_StartPoint.

{
  QwtText res;

  if (m_Started) {
    res = QwtText(tr("Start %1,%2\nEnd %3,%4\nDelta %5,%6")
                   .arg(m_StartPoint.x())
                   .arg(m_StartPoint.y())
                   .arg(pos.x())
                   .arg(pos.y())
                   .arg(pos.x()-m_StartPoint.x())
                   .arg(pos.y()-m_StartPoint.y()));
  } else {
    res = QwtText(tr("%1,%2")
                   .arg(pos.x())
                   .arg(pos.y()));
  }

  res.setColor(Qt::black);
//  res.setBackgroundPen(QPen(Qt::white));
  res.setBackgroundBrush(QBrush(Qt::white, Qt::SolidPattern));

//  QFont font;
//  font.setPointSize(7);
//  res.setFont(font);
  return res;
}

---

Member Data Documentation

bool QavrgMeasurer::m_Started [private]

Definition at line 26 of file qavrgmeasurer.h.

Referenced by onAppended(), onSelected(), and trackerText().

QPointF QavrgMeasurer::m_StartPoint [private]

Definition at line 25 of file qavrgmeasurer.h.

Referenced by onAppended(), onSelected(), and trackerText().

---

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

• qavrgmeasurer.h
• qavrgmeasurer.cpp