forked from qt-creator/qt-creator
f9e65028fd
AbstractFormEditorTool -> AbstractLiveEditTool LayerItem -> LiveLayerItem SelectionIndicator -> LiveSelectionIndicator SelectionRectangle -> LiveSelectionRectangle SelectionTool -> LiveSelectionTool SingleSelectionManipulator -> LiveSingleSelectionManipulator RubberBandSelectionManipulator -> LiveRubberBandSelectionManipulator
105 lines
3.2 KiB
C++
105 lines
3.2 KiB
C++
/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** No Commercial Usage
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**
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**************************************************************************/
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#include "liveselectionrectangle.h"
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#include "qmlobserverconstants.h"
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#include <QtGui/QPen>
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#include <QtGui/QGraphicsRectItem>
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#include <QtGui/QGraphicsObject>
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#include <QtGui/QGraphicsScene>
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#include <QtCore/QtDebug>
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#include <cmath>
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namespace QmlJSDebugger {
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class SelectionRectShape : public QGraphicsRectItem
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{
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public:
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SelectionRectShape(QGraphicsItem *parent = 0) : QGraphicsRectItem(parent) {}
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int type() const { return Constants::EditorItemType; }
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};
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LiveSelectionRectangle::LiveSelectionRectangle(QGraphicsObject *layerItem)
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: m_controlShape(new SelectionRectShape(layerItem)),
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m_layerItem(layerItem)
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{
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m_controlShape->setPen(QPen(Qt::black));
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m_controlShape->setBrush(QColor(128, 128, 128, 50));
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}
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LiveSelectionRectangle::~LiveSelectionRectangle()
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{
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if (m_layerItem)
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m_layerItem.data()->scene()->removeItem(m_controlShape);
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}
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void LiveSelectionRectangle::clear()
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{
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hide();
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}
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void LiveSelectionRectangle::show()
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{
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m_controlShape->show();
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}
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void LiveSelectionRectangle::hide()
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{
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m_controlShape->hide();
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}
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QRectF LiveSelectionRectangle::rect() const
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{
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return m_controlShape->mapFromScene(m_controlShape->rect()).boundingRect();
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}
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void LiveSelectionRectangle::setRect(const QPointF &firstPoint,
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const QPointF &secondPoint)
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{
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double firstX = std::floor(firstPoint.x()) + 0.5;
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double firstY = std::floor(firstPoint.y()) + 0.5;
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double secondX = std::floor(secondPoint.x()) + 0.5;
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double secondY = std::floor(secondPoint.y()) + 0.5;
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QPointF topLeftPoint(firstX < secondX ? firstX : secondX,
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firstY < secondY ? firstY : secondY);
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QPointF bottomRightPoint(firstX > secondX ? firstX : secondX,
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firstY > secondY ? firstY : secondY);
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QRectF rect(topLeftPoint, bottomRightPoint);
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m_controlShape->setRect(rect);
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}
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}
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