/*
 * Copyright (c) 2012 Yoann Blein
 * Licensed under the simplified BSD license.
 * See Documentation/Licenses/BSD-simplified.txt for more information.
 */

#include "QtDesktopScreenGrabber.h"

#include <QImage>
#include <QPixmap>
#include <QApplication>
#include <QDesktopWidget>

#include <QPainter>
#include <QColor>

#include <Swiften/ScreenSharing/Image.h>

#include <Swiften/Base/Log.h>

namespace Swift {

QtDesktopScreenGrabber::QtDesktopScreenGrabber()
{
}

QtDesktopScreenGrabber::~QtDesktopScreenGrabber()
{
}

Image QtDesktopScreenGrabber::grab() const
{
	QImage qImg = QPixmap::grabWindow(QApplication::desktop()->winId()).toImage();//.convertToFormat(QImage::Format_RGB888);
//	QImage qImg("/home/yb/Images/wallpaper-1681250.jpg");
	qImg = qImg.scaled(qImg.width() * 0.7, qImg.height() * 0.7, Qt::KeepAspectRatio, Qt::SmoothTransformation);
//	SWIFT_LOG(debug) << "Format RGB32: " << (qImg.format() == QImage::Format_RGB32) << std::endl;

//	QImage qImg(1920, 1080, QImage::Format_RGB32);
//	qImg.fill(QColor(qrand() % 255, qrand()%255, qrand()%255));
//	QPainter p(&qImg);
//	p.translate(qImg.width() / 2, qImg.height() / 2);
//	p.setBrush(Qt::black);
//	static int x = 0;
//	static int y = 0;
//	x = (x+50)%qImg.width();
//	y = (y+50)%qImg.height();
//	p.drawEllipse(x, y, 100, 100);

//	for (int i = 0; i < 40; ++i) {
//		p.setBrush(QColor(qrand() % 255, qrand()%255, qrand()%255));
//		p.drawEllipse(qrand()%qImg.width(), qrand()%qImg.height(), qrand()%(qImg.width()/4), qrand()%(qImg.height()/4));
//	}
//	p.end();

	qImg = qImg.convertToFormat(QImage::Format_RGB888);

//	uchar* bits = qImg.bits();
//	for (int i = 0; i < qImg.byteCount(); ++i) {
//		bits[i] = qrand();
//	}

	return Image(qImg.width(), qImg.height(), qImg.constBits());
}

}