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/*
* Copyright (c) 2012 Yoann Blein
* Licensed under the simplified BSD license.
* See Documentation/Licenses/BSD-simplified.txt for more information.
*/
#include "RemoteScreenViewerWidget.h"
#include <QResizeEvent>
#include <QPainter>
#include <boost/bind.hpp>
#include <Swiften/ScreenSharing/IncomingScreenSharing.h>
#include <Swiften/ScreenSharing/Image.h>
namespace Swift {
RemoteScreenViewerWidget::RemoteScreenViewerWidget(boost::shared_ptr<IncomingScreenSharing> incScreenSharing, QWidget *parent) :
QWidget(parent), iss(incScreenSharing)
{
setMouseTracking(true);
setFocusPolicy(Qt::StrongFocus);
iss->onNewImageReceived.connect(boost::bind(&RemoteScreenViewerWidget::handleNewImageReceived, this, _1));
}
RemoteScreenViewerWidget::~RemoteScreenViewerWidget()
{
iss->onNewImageReceived.disconnect(boost::bind(&RemoteScreenViewerWidget::handleNewImageReceived, this, _1));
}
void RemoteScreenViewerWidget::paintEvent(QPaintEvent*)
{
if (!pixmap.isNull()) {
QPainter painter(this);
painter.translate(geometry().center());
painter.drawPixmap(-pixmap.rect().center(), pixmap);
}
}
void RemoteScreenViewerWidget::resizeEvent(QResizeEvent* event)
{
if (!pixmap.isNull()) {
pixmap = pixmap.scaled(event->size(), Qt::KeepAspectRatio, Qt::SmoothTransformation);
}
QWidget::resizeEvent(event);
}
void RemoteScreenViewerWidget::keyPressEvent(QKeyEvent* event)
{
InputEventPayload::Event ev(InputEventPayload::Event::KeyPress, event->key());
iss->sendInputEvent(ev);
QWidget::keyPressEvent(event);
}
void RemoteScreenViewerWidget::keyReleaseEvent(QKeyEvent* event)
{
InputEventPayload::Event ev(InputEventPayload::Event::KeyRelease, event->key());
iss->sendInputEvent(ev);
QWidget::keyReleaseEvent(event);
}
void RemoteScreenViewerWidget::mouseMoveEvent(QMouseEvent* event)
{
float x = static_cast<float>(event->x()) / pixmap.width();
float y = static_cast<float>(event->y()) / pixmap.height();
InputEventPayload::Event ev(InputEventPayload::Event::MouseMove, x, y);
iss->sendInputEvent(ev);
QWidget::mouseMoveEvent(event);
}
void RemoteScreenViewerWidget::mousePressEvent(QMouseEvent* event)
{
int btnId = 0;
switch (event->button()) {
case Qt::LeftButton:
btnId = 3;
break;
case Qt::MidButton:
btnId = 2;
break;
case Qt::RightButton:
btnId = 1;
break;
default:
break;
}
if (btnId) {
InputEventPayload::Event ev(InputEventPayload::Event::MousePress, btnId);
iss->sendInputEvent(ev);
}
QWidget::mousePressEvent(event);
}
void RemoteScreenViewerWidget::mouseReleaseEvent(QMouseEvent* event)
{
int btnId = 0;
switch (event->button()) {
case Qt::LeftButton:
btnId = 3;
break;
case Qt::MidButton:
btnId = 2;
break;
case Qt::RightButton:
btnId = 1;
break;
default:
break;
}
if (btnId) {
InputEventPayload::Event ev(InputEventPayload::Event::MouseRelease, btnId);
iss->sendInputEvent(ev);
}
QWidget::mouseReleaseEvent(event);
}
void RemoteScreenViewerWidget::wheelEvent(QWheelEvent* event)
{
InputEventPayload::Event ev(InputEventPayload::Event::MouseWheel, event->delta());
iss->sendInputEvent(ev);
QWidget::wheelEvent(event);
}
void RemoteScreenViewerWidget::handleNewImageReceived(const Image& image)
{
QImage qImg(image.data.data(), image.width, image.height, QImage::Format_RGB888);
pixmap = QPixmap::fromImage(qImg).scaled(size(), Qt::KeepAspectRatio, Qt::SmoothTransformation);
update();
}
}
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Swift