forked from qt-creator/qt-creator
a7956df3ca
Replace the current license disclaimer in files by a SPDX-License-Identifier. Task-number: QTBUG-67283 Change-Id: I708fd1f9f2b73d60f57cc3568646929117825813 Reviewed-by: Eike Ziller <eike.ziller@qt.io>
112 lines
3.7 KiB
C++
112 lines
3.7 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
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#include "quicktransitionitem.h"
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#include <QGraphicsSceneMouseEvent>
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#include <QPainter>
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using namespace ScxmlEditor::PluginInterface;
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const qreal CAPX = 4;
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const qreal CAPY = 3;
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QuickTransitionItem::QuickTransitionItem(int index, ItemType connectionType, QGraphicsItem *parent)
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: QGraphicsObject(parent)
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, m_connectionType(connectionType)
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{
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setParentItem(parent);
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installSceneEventFilter(parent);
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setZValue(501);
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m_rect = QRectF(index * 25, -30, 20, 20);
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m_drawingRect = m_rect.adjusted(4, 4, -4, -4);
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m_stateRect = m_rect.adjusted(3, 4, -3, -4);
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m_brush.setStyle(Qt::SolidPattern);
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m_brush.setColor(QColor(0xe8, 0xe8, 0xe8));
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m_pen.setColor(QColor(0x12, 0x12, 0x12));
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m_pen.setCapStyle(Qt::RoundCap);
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setAcceptHoverEvents(true);
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}
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void QuickTransitionItem::setConnectionType(ItemType connectionType)
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{
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m_connectionType = connectionType;
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}
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void QuickTransitionItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *e)
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{
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Q_UNUSED(e)
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m_brush.setColor(QColor(0xe8, 0xe8, 0xe8));
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update();
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}
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void QuickTransitionItem::hoverEnterEvent(QGraphicsSceneHoverEvent *e)
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{
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Q_UNUSED(e)
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m_brush.setColor(QColor(0xff, 0xc4, 0xff));
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update();
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}
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void QuickTransitionItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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Q_UNUSED(option)
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Q_UNUSED(widget)
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painter->save();
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painter->setRenderHint(QPainter::Antialiasing, true);
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painter->setPen(m_pen);
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painter->setBrush(m_brush);
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painter->drawRect(m_rect);
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if (m_connectionType == UnknownType) {
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QPointF endPoint = m_drawingRect.topRight();
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painter->drawLine(m_drawingRect.bottomLeft(), endPoint);
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painter->drawLine(endPoint, endPoint + QPointF(-5, 0));
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painter->drawLine(endPoint, endPoint + QPointF(0, 5));
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} else if (m_connectionType >= FinalStateType) {
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switch (m_connectionType) {
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case StateType:
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painter->setPen(m_pen);
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painter->setBrush(Qt::white);
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painter->drawRoundedRect(m_stateRect, 2, 2);
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break;
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case ParallelType:
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painter->setPen(m_pen);
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painter->setBrush(Qt::white);
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painter->drawRoundedRect(m_stateRect, 2, 2);
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painter->setPen(m_pen);
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painter->drawLine(QPointF(m_stateRect.left() + CAPX, m_stateRect.center().y()), QPointF(m_stateRect.right() - CAPX, m_stateRect.center().y()));
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painter->drawLine(QPointF(m_stateRect.center().x(), m_stateRect.top() + CAPY), QPointF(m_stateRect.center().x(), m_stateRect.bottom() - CAPY));
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painter->drawLine(QPointF(m_stateRect.right() - CAPX, m_stateRect.top() + CAPY), QPointF(m_stateRect.center().x(), m_stateRect.top() + CAPY));
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painter->drawLine(QPointF(m_stateRect.right() - CAPX, m_stateRect.bottom() - CAPY), QPointF(m_stateRect.center().x(), m_stateRect.bottom() - CAPY));
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break;
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case FinalStateType:
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painter->setPen(m_pen);
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painter->setBrush(Qt::white);
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painter->drawEllipse(m_stateRect.center(), 7, 7);
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painter->setPen(Qt::NoPen);
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painter->setBrush(Qt::black);
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painter->drawEllipse(m_stateRect.center(), 5, 5);
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break;
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case HistoryType:
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painter->setFont(QFont("Arial", 6));
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painter->setPen(m_pen);
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painter->setBrush(Qt::white);
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painter->drawEllipse(m_stateRect.center(), 7, 7);
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painter->drawText(m_stateRect, Qt::AlignCenter, tr("H"));
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break;
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default:
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break;
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}
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}
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painter->restore();
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}
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