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/*
* This file is part of the KDE project
*
* Copyright (C) 2013 Arjen Hiemstra <ahiemstra@heimr.nl>
* Copyright (C) 2013 Dan Leinir Turthra Jensen <admin@leinir.dk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include "LinkArea.h"
using namespace Calligra::Components;
class LinkArea::Private
{
public:
Private()
: document{ nullptr }
, controllerZoom(1.f)
, clickInProgress(false)
, wiggleFactor(2)
{ }
Calligra::Components::Document* document;
float controllerZoom;
bool clickInProgress;
QPoint clickLocation;
int wiggleFactor;
};
LinkArea::LinkArea(QQuickItem* parent)
: QQuickItem(parent)
, d(new Private)
{
setAcceptedMouseButtons(Qt::LeftButton | Qt::RightButton | Qt::MidButton);
}
LinkArea::~LinkArea()
{
delete d;
}
Calligra::Components::Document* LinkArea::document() const
{
return d->document;
}
void LinkArea::setDocument(Calligra::Components::Document* newDocument)
{
if( newDocument != d->document )
{
d->document = newDocument;
emit documentChanged();
}
}
void LinkArea::mousePressEvent(QMouseEvent* event)
{
d->clickInProgress = true;
d->clickLocation = event->pos();
}
void LinkArea::mouseReleaseEvent(QMouseEvent* event)
{
if(!d->clickInProgress)
return;
d->clickInProgress = false;
// Don't activate anything if the finger has moved too far
QRect rect((d->clickLocation - QPointF(d->wiggleFactor, d->wiggleFactor)).toPoint(), QSize(d->wiggleFactor * 2, d->wiggleFactor * 2));
if(!rect.contains(event->pos())) {
return;
}
QPoint pos = event->pos() / d->controllerZoom;
QUrl url;
if( d->document )
url = d->document->urlAtPoint( pos );
if(url.isEmpty()) {
emit clicked();
}
else {
emit linkClicked(url);
}
event->accept();
}
void LinkArea::mouseDoubleClickEvent(QMouseEvent* event)
{
Q_UNUSED(event);
emit doubleClicked();
}
float LinkArea::controllerZoom() const
{
return d->controllerZoom;
}
void LinkArea::setControllerZoom(float newZoom)
{
if(d->controllerZoom != newZoom)
{
d->controllerZoom = newZoom;
emit controllerZoomChanged();
}
}
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