src/cameraview.cpp

   1 /*************************************************************************
   2 Copyright 2009, Matthew Thompson, Lee Hicks
   3
   4 This file is part of EconoBoard.
   5
   6     EconoBoard is free software: you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation, either version 3 of the License, or
   9     (at your option) any later version.
  10
  11     EconoBoard is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with EconoBoard.  If not, see <http://www.gnu.org/licenses/>.
  18 *************************************************************************/
  19
  20 #include "cameraview.h"
  21 #include "camerathread.h"
  22
  23 #include <QPixmap>
  24 #include <iostream>
  25
  26 using namespace eb;
  27
  28 CameraView::CameraView(CameraThread *camthread, QWidget *parent): QLabel(parent), camThread(camthread), sized(false)
  29 {
  30     setAlignment(Qt::AlignCenter);
  31 }
  32
  33 CameraView::~CameraView()
  34 {
  35 }
  36
  37 void CameraView::setImage(const QImage &img)
  38 {
  39     setPixmap(QPixmap::fromImage(img));
  40
  41     if (!sized)
  42     {
  43         resize(img.size());
  44         sized = true;
  45     }
  46 }
  47
  48 void CameraView::hide()
  49 {
  50     disconnect(camThread, SIGNAL(imageGrabbed(QImage)),
  51                this, SLOT(setImage(QImage)));
  52
  53     QLabel::hide();
  54 }
  55
  56 void CameraView::show()
  57 {
  58     connect(camThread, SIGNAL(imageGrabbed(QImage)),
  59             this, SLOT(setImage(QImage)));
  60
  61     QLabel::show();
  62 }