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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "anchorindicator.h"
#include "qmlanchors.h"
#include "anchorindicatorgraphicsitem.h"
#include <QGraphicsScene>
#include <QGraphicsPathItem>
namespace QmlDesigner {
AnchorIndicator::AnchorIndicator(LayerItem *layerItem)
: m_layerItem(layerItem)
{
}
AnchorIndicator::AnchorIndicator() = default;
AnchorIndicator::~AnchorIndicator()
{
clear();
}
void AnchorIndicator::show()
{
if (m_indicatorTopShape)
m_indicatorTopShape->show();
if (m_indicatorBottomShape)
m_indicatorBottomShape->show();
if (m_indicatorLeftShape)
m_indicatorLeftShape->show();
if (m_indicatorRightShape)
m_indicatorRightShape->show();
}
void AnchorIndicator::hide()
{
if (m_indicatorTopShape)
m_indicatorTopShape->hide();
if (m_indicatorBottomShape)
m_indicatorBottomShape->hide();
if (m_indicatorLeftShape)
m_indicatorLeftShape->hide();
if (m_indicatorRightShape)
m_indicatorRightShape->hide();
}
void AnchorIndicator::clear()
{
delete m_indicatorTopShape;
delete m_indicatorBottomShape;
delete m_indicatorLeftShape;
delete m_indicatorRightShape;
}
void AnchorIndicator::setItems(const QList<FormEditorItem *> &itemList)
{
clear();
if (itemList.size() == 1) {
m_formEditorItem = itemList.constFirst();
QmlItemNode sourceQmlItemNode = m_formEditorItem->qmlItemNode();
if (!sourceQmlItemNode.modelNode().isRootNode()) {
QmlAnchors qmlAnchors = sourceQmlItemNode.anchors();
if (qmlAnchors.modelHasAnchor(AnchorLineTop)) {
m_indicatorTopShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
m_indicatorTopShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLineTop),
qmlAnchors.modelAnchor(AnchorLineTop));
}
if (qmlAnchors.modelHasAnchor(AnchorLineBottom)) {
m_indicatorBottomShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
m_indicatorBottomShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLineBottom),
qmlAnchors.modelAnchor(AnchorLineBottom));
}
if (qmlAnchors.modelHasAnchor(AnchorLineLeft)) {
m_indicatorLeftShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
m_indicatorLeftShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLineLeft),
qmlAnchors.modelAnchor(AnchorLineLeft));
}
if (qmlAnchors.modelHasAnchor(AnchorLineRight)) {
m_indicatorRightShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
m_indicatorRightShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLineRight),
qmlAnchors.modelAnchor(AnchorLineRight));
}
}
}
}
void AnchorIndicator::updateItems(const QList<FormEditorItem *> &itemList)
{
for (FormEditorItem *formEditorItem : itemList) {
if (formEditorItem == m_formEditorItem) {
QmlItemNode sourceQmlItemNode = m_formEditorItem->qmlItemNode();
if (!sourceQmlItemNode.modelNode().isRootNode()) {
QmlAnchors qmlAnchors = formEditorItem->qmlItemNode().anchors();
if (qmlAnchors.modelHasAnchor(AnchorLineTop)) {
if (m_indicatorTopShape.isNull())
m_indicatorTopShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
m_indicatorTopShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLineTop),
qmlAnchors.modelAnchor(AnchorLineTop));
} else {
delete m_indicatorTopShape;
}
if (qmlAnchors.modelHasAnchor(AnchorLineBottom)) {
if (m_indicatorBottomShape.isNull())
m_indicatorBottomShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
m_indicatorBottomShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLineBottom),
qmlAnchors.modelAnchor(AnchorLineBottom));
} else {
delete m_indicatorBottomShape;
}
if (qmlAnchors.modelHasAnchor(AnchorLineLeft)) {
if (m_indicatorLeftShape.isNull())
m_indicatorLeftShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
m_indicatorLeftShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLineLeft),
qmlAnchors.modelAnchor(AnchorLineLeft));
} else {
delete m_indicatorLeftShape;
}
if (qmlAnchors.modelHasAnchor(AnchorLineRight)) {
if (m_indicatorRightShape.isNull())
m_indicatorRightShape = new AnchorIndicatorGraphicsItem(m_layerItem.data());
m_indicatorRightShape->updateAnchorIndicator(AnchorLine(sourceQmlItemNode, AnchorLineRight),
qmlAnchors.modelAnchor(AnchorLineRight));
} else {
delete m_indicatorRightShape;
}
}
return;
}
}
}
} // namespace QmlDesigner
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