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108 lines
2.6 KiB
108 lines
2.6 KiB
15 years ago
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/*
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webcamwidget.h - A simple widget for displaying webcam frames
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Copyright (c) 2006 by Gustavo Pichorim Boiko <gustavo.boiko@kdemail.net>
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Kopete (c) 2002-2006 by the Kopete developers <kopete-devel@kde.org>
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*************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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*************************************************************************
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*/
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#include "webcamwidget.h"
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#include <qcolor.h>
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#include <qpainter.h>
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#include <kdebug.h>
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namespace Kopete
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{
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WebcamWidget::WebcamWidget( QWidget* parent, const char* name )
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: QWidget( parent, name )
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{
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clear();
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}
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WebcamWidget::~WebcamWidget()
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{
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// don't do anything either
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}
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void WebcamWidget::updatePixmap(const QPixmap& pixmap)
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{
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mPixmap = pixmap;
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mText = "";
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QPaintEvent *ev = new QPaintEvent( rect(), true );
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paintEvent( ev );
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delete ev;
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}
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void WebcamWidget::clear()
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{
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mText = "";
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if (!mPixmap.isNull())
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mPixmap.resize(0,0);
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QPaintEvent *ev = new QPaintEvent( rect(), true );
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paintEvent( ev );
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delete ev;
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}
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void WebcamWidget::setText(const QString& text)
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{
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mText = text;
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// for now redraw everything
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QPaintEvent *ev = new QPaintEvent( rect(), true );
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paintEvent( ev );
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delete ev;
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}
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void WebcamWidget::paintEvent( QPaintEvent* event )
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{
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QMemArray<QRect> rects = event->region().rects();
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if (!mPixmap.isNull())
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{
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for (unsigned int i = 0; i < rects.count(); ++i)
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{
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bitBlt(this, rects[i].topLeft(), &mPixmap, rects[i], Qt::CopyROP, true);
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}
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}
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else
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{
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for (unsigned int i = 0; i < rects.count(); ++i)
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{
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QColor bgColor = paletteBackgroundColor();
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QPainter p(this);
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p.fillRect(rects[i], bgColor);
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}
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}
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// TODO: draw the text
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QPainter p(this);
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QRect r = p.boundingRect(rect(), Qt::AlignCenter | Qt::WordBreak, mText );
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if ( !mText.isEmpty() && event->rect().intersects(r))
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{
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p.setPen(Qt::black);
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QRect rec = rect();
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rec.moveTopLeft(QPoint(1,1));
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p.drawText(rec, Qt::AlignCenter | Qt::WordBreak, mText, -1);
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rec.moveTopLeft(QPoint(-1,-1));
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p.setPen(Qt::white);
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p.drawText(rec, Qt::AlignCenter | Qt::WordBreak, mText, -1);
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}
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}
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} // end namespace Kopete
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#include "webcamwidget.moc"
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