Engauge Digitizer 2
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GraphicsLineItemRelay.cpp
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1/******************************************************************************************************
2 * (C) 2020 markummitchell@github.com. This file is part of Engauge Digitizer, which is released *
3 * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *
4 * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission. *
5 ******************************************************************************************************/
6
8#include <QDebug>
9#include <QGraphicsLineItem>
10#include <QGraphicsScene>
11#include <QLineF>
12#include <QObject>
13#include <QPainter>
14#include "QtToString.h"
15
17 QGraphicsLineItem *graphicsItem) :
18 m_graphicsItem (graphicsItem)
19{
20 // Queue for later by including Qt::QueuedConnection
21 connect (caller, SIGNAL (signalUpdateEndpoints (QPointF, QPointF)),
22 this, SLOT (slotUpdateEndpoints (QPointF, QPointF)),
23 Qt::QueuedConnection);
24}
25
27{
28 // Calling code is responsible for deallocating graphics item
29}
30
32 QPointF end)
33{
34 m_graphicsItem->setLine (QLineF (start,
35 end));
36}
GraphicsLineItemRelay(QObject *caller, QGraphicsLineItem *graphicsItem)
Single constructor with associated GraphicsArcItem.
void slotUpdateEndpoints(QPointF start, QPointF end)
Slot equivalent of setStartAngle and setSpanAngle.