Engauge Digitizer 2
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DlgFilterThread.cpp
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1/******************************************************************************************************
2 * (C) 2014 markummitchell@github.com. This file is part of Engauge Digitizer, which is released *
3 * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *
4 * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission. *
5 ******************************************************************************************************/
6
7#include "DlgFilterThread.h"
9
10DlgFilterThread::DlgFilterThread(const QPixmap &pixmapOriginal,
11 QRgb rgbBackground,
12 DlgSettingsColorFilter &dlgSettingsColorFilter) :
13 m_pixmapOriginal (pixmapOriginal),
14 m_rgbBackground (rgbBackground),
15 m_dlgSettingsColorFilter (dlgSettingsColorFilter),
16 m_dlgFilterWorker (nullptr)
17{
18}
19
21{
22 // Create worker only once
23 if (m_dlgFilterWorker == nullptr) {
24
25 m_dlgFilterWorker = new DlgFilterWorker (m_pixmapOriginal,
26 m_rgbBackground);
27
28 // Connect signal to start process
29 connect (&m_dlgSettingsColorFilter, SIGNAL (signalApplyFilter (ColorFilterMode, double, double)),
30 m_dlgFilterWorker, SLOT (slotNewParameters (ColorFilterMode, double, double)));
31
32 // Connect signal to return each piece of completed processing
33 connect (m_dlgFilterWorker, SIGNAL (signalTransferPiece (int, QImage)),
34 &m_dlgSettingsColorFilter, SLOT (slotTransferPiece (int, QImage)));
35 }
36
37 exec ();
38}
ColorFilterMode
virtual void run()
Run this thread.
DlgFilterThread(const QPixmap &pixmapOriginal, QRgb rgbBackground, DlgSettingsColorFilter &dlgSettingsColorFilter)
Single constructor.
void signalTransferPiece(int xLeft, QImage image)
Send a processed vertical piece of the original pixmap. The destination is between xLeft and xLeft+pi...
Class for processing new filter settings. This is based on http://blog.debao.me/2013/08/how-to-use-qw...
Dialog for editing filtering settings.