DlgFilterThread Class Reference

Class for processing new filter settings. This is based on http://blog.debao.me/2013/08/how-to-use-qthread-in-the-right-way-part-1/. More...

#include <DlgFilterThread.h>

Inheritance diagram for DlgFilterThread:

Collaboration diagram for DlgFilterThread:

Signals
void	signalTransferPiece (int xLeft, QImage image)
	Send a processed vertical piece of the original pixmap. The destination is between xLeft and xLeft+pixmap.width() More...

Public Member Functions
	DlgFilterThread (const QPixmap &pixmapOriginal, QRgb rgbBackground, DlgSettingsColorFilter &dlgSettingsColorFilter)
	Single constructor. More...
virtual void	run ()
	Run this thread. More...

Detailed Description

Class for processing new filter settings. This is based on http://blog.debao.me/2013/08/how-to-use-qthread-in-the-right-way-part-1/.

Definition at line 18 of file DlgFilterThread.h.

Constructor & Destructor Documentation

DlgFilterThread()

DlgFilterThread::DlgFilterThread	(	const QPixmap &	pixmapOriginal,
		QRgb	rgbBackground,
		DlgSettingsColorFilter &	dlgSettingsColorFilter
	)

Single constructor.

Definition at line 10 of file DlgFilterThread.cpp.

                                                                                 :
  m_pixmapOriginal (pixmapOriginal),
  m_rgbBackground (rgbBackground),
  m_dlgSettingsColorFilter (dlgSettingsColorFilter),
  m_dlgFilterWorker (nullptr)
{
}

Member Function Documentation

run()

void DlgFilterThread::run ( )

virtual

Run this thread.

Definition at line 20 of file DlgFilterThread.cpp.

{
  // Create worker only once
  if (m_dlgFilterWorker == nullptr) {

    m_dlgFilterWorker = new DlgFilterWorker (m_pixmapOriginal,
                                             m_rgbBackground);

    // Connect signal to start process
    connect (&m_dlgSettingsColorFilter, SIGNAL (signalApplyFilter (ColorFilterMode, double, double)),
             m_dlgFilterWorker, SLOT (slotNewParameters (ColorFilterMode, double, double)));

    // Connect signal to return each piece of completed processing
    connect (m_dlgFilterWorker, SIGNAL (signalTransferPiece (int, QImage)),
             &m_dlgSettingsColorFilter, SLOT (slotTransferPiece (int, QImage)));
  }

  exec ();
}

signalTransferPiece

void DlgFilterThread::signalTransferPiece ( int  xLeft, QImage  image  )

signal

Send a processed vertical piece of the original pixmap. The destination is between xLeft and xLeft+pixmap.width()

---

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

• Dlg/DlgFilterThread.h
• Dlg/DlgFilterThread.cpp