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Viewing changes to src/plugins/qmldesigner/components/formeditor/anchorindicator.cpp

  • Committer: Timo Jyrinki
  • Date: 2013-11-15 12:25:23 UTC
  • mfrom: (1.1.28)
  • Revision ID: timo.jyrinki@canonical.com-20131115122523-i2kyamsu4gs2mu1m
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src/plugins/qmldesigner/components/formeditor/anchorindicator.cpp
 
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/****************************************************************************
 
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**
 
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
 
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** Contact: http://www.qt-project.org/legal
 
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**
 
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** This file is part of Qt Creator.
 
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**
 
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** Commercial License Usage
 
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** Licensees holding valid commercial Qt licenses may use this file in
 
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** accordance with the commercial license agreement provided with the
 
11
** Software or, alternatively, in accordance with the terms contained in
 
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** a written agreement between you and Digia.  For licensing terms and
 
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** conditions see http://qt.digia.com/licensing.  For further information
 
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** use the contact form at http://qt.digia.com/contact-us.
 
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**
 
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** GNU Lesser General Public License Usage
 
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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, Digia gives you certain additional
 
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** rights.  These rights are described in the Digia 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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****************************************************************************/
 
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#include "anchorindicator.h"
 
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#include "qmlanchors.h"
 
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#include "anchorindicatorgraphicsitem.h"
 
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#include <QGraphicsScene>
 
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#include <QGraphicsPathItem>
 
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namespace QmlDesigner {
 
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AnchorIndicator::AnchorIndicator(LayerItem *layerItem)
 
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    : m_layerItem(layerItem)
 
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{
 
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}
 
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AnchorIndicator::AnchorIndicator()
 
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{
 
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}
 
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AnchorIndicator::~AnchorIndicator()
 
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{
 
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    clear();
 
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}
 
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void AnchorIndicator::show()
 
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{
 
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    if (m_indicatorTopShape)
 
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        m_indicatorTopShape->show();
 
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    if (m_indicatorBottomShape)
 
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        m_indicatorBottomShape->show();
 
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    if (m_indicatorLeftShape)
 
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        m_indicatorLeftShape->show();
 
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    if (m_indicatorRightShape)
 
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        m_indicatorRightShape->show();
 
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}
 
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void AnchorIndicator::hide()
 
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{
 
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    if (m_indicatorTopShape)
 
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        m_indicatorTopShape->hide();
 
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    if (m_indicatorBottomShape)
 
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        m_indicatorBottomShape->hide();
 
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    if (m_indicatorLeftShape)
 
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        m_indicatorLeftShape->hide();
 
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    if (m_indicatorRightShape)
 
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        m_indicatorRightShape->hide();
 
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}
 
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void AnchorIndicator::clear()
 
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{
 
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  delete m_indicatorTopShape;
 
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  delete m_indicatorBottomShape;
 
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  delete m_indicatorLeftShape;
 
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  delete m_indicatorRightShape;
 
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}
 
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void AnchorIndicator::setItems(const QList<FormEditorItem *> &itemList)
 
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{
 
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    clear();
 
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    if (itemList.count() == 1) {
 
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        m_formEditorItem = itemList.first();
 
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        QmlItemNode sourceQmlItemNode = m_formEditorItem->qmlItemNode();
 
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        if (!sourceQmlItemNode.modelNode().isRootNode()) {
 
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            QmlAnchors qmlAnchors = sourceQmlItemNode.anchors();
 
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            if (qmlAnchors.modelHasAnchor(AnchorLine::Top)) {
 
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                m_indicatorTopShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
 
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                m_indicatorTopShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLine::Top),
 
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                                                           qmlAnchors.modelAnchor(AnchorLine::Top));
 
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            }
 
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            if (qmlAnchors.modelHasAnchor(AnchorLine::Bottom)) {
 
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                m_indicatorBottomShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
 
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                m_indicatorBottomShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLine::Bottom),
 
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                                                              qmlAnchors.modelAnchor(AnchorLine::Bottom));
 
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            }
 
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            if (qmlAnchors.modelHasAnchor(AnchorLine::Left)) {
 
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                m_indicatorLeftShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
 
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                m_indicatorLeftShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLine::Left),
 
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                                                            qmlAnchors.modelAnchor(AnchorLine::Left));
 
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            }
 
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            if (qmlAnchors.modelHasAnchor(AnchorLine::Right)) {
 
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                m_indicatorRightShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
 
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                m_indicatorRightShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLine::Right),
 
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                                                             qmlAnchors.modelAnchor(AnchorLine::Right));
 
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            }
 
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        }
 
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    }
 
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}
 
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void AnchorIndicator::updateItems(const QList<FormEditorItem *> &itemList)
 
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{
 
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    foreach (FormEditorItem *formEditorItem, itemList) {
 
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        if (formEditorItem == m_formEditorItem) {
 
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            QmlItemNode sourceQmlItemNode = m_formEditorItem->qmlItemNode();
 
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            if (!sourceQmlItemNode.modelNode().isRootNode()) {
 
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                QmlAnchors qmlAnchors = formEditorItem->qmlItemNode().anchors();
 
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                if (qmlAnchors.modelHasAnchor(AnchorLine::Top)) {
 
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                    if (m_indicatorTopShape.isNull())
 
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                        m_indicatorTopShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
 
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                    m_indicatorTopShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLine::Top),
 
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                                                               qmlAnchors.modelAnchor(AnchorLine::Top));
 
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                } else {
 
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                    delete m_indicatorTopShape;
 
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                }
 
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                if (qmlAnchors.modelHasAnchor(AnchorLine::Bottom)) {
 
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                    if (m_indicatorBottomShape.isNull())
 
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                        m_indicatorBottomShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
 
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                    m_indicatorBottomShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLine::Bottom),
 
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                                                                  qmlAnchors.modelAnchor(AnchorLine::Bottom));
 
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                } else {
 
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                    delete m_indicatorBottomShape;
 
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                }
 
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                if (qmlAnchors.modelHasAnchor(AnchorLine::Left)) {
 
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                    if (m_indicatorLeftShape.isNull())
 
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                        m_indicatorLeftShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
 
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                    m_indicatorLeftShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLine::Left),
 
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                                                                qmlAnchors.modelAnchor(AnchorLine::Left));
 
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                } else {
 
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                    delete m_indicatorLeftShape;
 
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                }
 
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                if (qmlAnchors.modelHasAnchor(AnchorLine::Right)) {
 
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                    if (m_indicatorRightShape.isNull())
 
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                        m_indicatorRightShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
 
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                    m_indicatorRightShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLine::Right),
 
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                                                                 qmlAnchors.modelAnchor(AnchorLine::Right));
 
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                } else {
 
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                    delete m_indicatorRightShape;
 
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                }
 
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            }
 
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            return;
 
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        }
 
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    }
 
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}
 
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} // namespace QmlDesigner