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/****************************************************************************
**
** Copyright (C) 2020 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "edit3dcanvas.h"
#include "edit3dview.h"
#include "edit3dwidget.h"
#include "nodehints.h"
#include "qmlvisualnode.h"
#include <bindingproperty.h>
#include <nodemetainfo.h>
#include <nodelistproperty.h>
#include <variantproperty.h>
#include <utils/qtcassert.h>
#include <coreplugin/icore.h>
#include <qmldesignerplugin.h>
#include <qmldesignerconstants.h>
#include <QFileInfo>
#include <QPainter>
#include <QQuickWidget>
#include <QtCore/qmimedata.h>
namespace QmlDesigner {
static QQuickWidget *createBusyIndicator(QWidget *p)
{
auto widget = new QQuickWidget(p);
const QString source = Core::ICore::resourcePath("qmldesigner/misc/BusyIndicator.qml").toString();
QTC_ASSERT(QFileInfo::exists(source), return widget);
widget->setSource(QUrl::fromLocalFile(source));
widget->setFixedSize(64, 64);
widget->setAttribute(Qt::WA_AlwaysStackOnTop);
widget->setClearColor(Qt::transparent);
widget->setResizeMode(QQuickWidget::SizeRootObjectToView);
return widget;
}
Edit3DCanvas::Edit3DCanvas(Edit3DWidget *parent)
: QWidget(parent)
, m_parent(parent)
, m_busyIndicator(createBusyIndicator(this))
{
setMouseTracking(true);
setAcceptDrops(true);
setFocusPolicy(Qt::ClickFocus);
m_busyIndicator->show();
}
void Edit3DCanvas::updateRenderImage(const QImage &img)
{
m_image = img;
update();
}
void Edit3DCanvas::updateActiveScene(qint32 activeScene)
{
m_activeScene = activeScene;
}
QImage QmlDesigner::Edit3DCanvas::renderImage() const
{
return m_image;
}
void Edit3DCanvas::setOpacity(qreal opacity)
{
m_opacity = opacity;
}
QWidget *Edit3DCanvas::busyIndicator() const
{
return m_busyIndicator;
}
void Edit3DCanvas::mousePressEvent(QMouseEvent *e)
{
if (e->button() == Qt::RightButton && e->modifiers() == Qt::NoModifier)
m_parent->view()->startContextMenu(e->pos());
m_parent->view()->sendInputEvent(e);
QWidget::mousePressEvent(e);
}
void Edit3DCanvas::mouseReleaseEvent(QMouseEvent *e)
{
m_parent->view()->sendInputEvent(e);
QWidget::mouseReleaseEvent(e);
}
void Edit3DCanvas::mouseDoubleClickEvent(QMouseEvent *e)
{
m_parent->view()->sendInputEvent(e);
QWidget::mouseDoubleClickEvent(e);
}
void Edit3DCanvas::mouseMoveEvent(QMouseEvent *e)
{
m_parent->view()->sendInputEvent(e);
QWidget::mouseMoveEvent(e);
}
void Edit3DCanvas::wheelEvent(QWheelEvent *e)
{
m_parent->view()->sendInputEvent(e);
QWidget::wheelEvent(e);
}
void Edit3DCanvas::keyPressEvent(QKeyEvent *e)
{
m_parent->view()->sendInputEvent(e);
QWidget::keyPressEvent(e);
}
void Edit3DCanvas::keyReleaseEvent(QKeyEvent *e)
{
m_parent->view()->sendInputEvent(e);
QWidget::keyReleaseEvent(e);
}
void Edit3DCanvas::paintEvent([[maybe_unused]] QPaintEvent *e)
{
QWidget::paintEvent(e);
QPainter painter(this);
if (m_opacity < 1.0) {
painter.fillRect(rect(), Qt::black);
painter.setOpacity(m_opacity);
}
painter.drawImage(rect(), m_image, QRect(0, 0, m_image.width(), m_image.height()));
}
void Edit3DCanvas::resizeEvent(QResizeEvent *e)
{
positionBusyInidicator();
m_parent->view()->edit3DViewResized(e->size());
}
void Edit3DCanvas::dragEnterEvent(QDragEnterEvent *e)
{
// Block all drags if scene root node is locked
ModelNode node;
if (m_parent->view()->hasModelNodeForInternalId(m_activeScene))
node = m_parent->view()->modelNodeForInternalId(m_activeScene);
// Allow drop when there is no valid active scene, as the drop goes under the root node of
// the document in that case.
if (!node.isValid() || !ModelNode::isThisOrAncestorLocked(node)) {
QByteArray data = e->mimeData()->data(Constants::MIME_TYPE_ITEM_LIBRARY_INFO);
if (!data.isEmpty()) {
QDataStream stream(data);
stream >> m_itemLibraryEntry;
if (NodeHints::fromItemLibraryEntry(m_itemLibraryEntry).canBeDroppedInView3D())
e->accept();
}
}
}
void Edit3DCanvas::dropEvent(QDropEvent *e)
{
m_parent->view()->executeInTransaction(__FUNCTION__, [&] {
auto modelNode = QmlVisualNode::createQml3DNode(m_parent->view(), m_itemLibraryEntry, m_activeScene).modelNode();
QTC_ASSERT(modelNode.isValid(), return);
e->accept();
m_parent->view()->setSelectedModelNode(modelNode);
// if added node is a Model, assign it a material
if (modelNode.isSubclassOf("QtQuick3D.Model"))
m_parent->view()->assignMaterialTo3dModel(modelNode);
});
}
void Edit3DCanvas::focusOutEvent(QFocusEvent *focusEvent)
{
QmlDesignerPlugin::emitUsageStatisticsTime(Constants::EVENT_3DEDITOR_TIME,
m_usageTimer.elapsed());
QWidget::focusOutEvent(focusEvent);
}
void Edit3DCanvas::focusInEvent(QFocusEvent *focusEvent)
{
m_usageTimer.restart();
QWidget::focusInEvent(focusEvent);
}
void Edit3DCanvas::positionBusyInidicator()
{
m_busyIndicator->move(width() / 2 - 32, height() / 2 - 32);
}
}
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