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/****************************************************************************
**
** Copyright (C) 2006 NVIDIA Corporation.
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt 3D Studio.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "EditCameraBar.h"
#include "MainFrm.h"
#include "SceneView.h"
#include "StudioPreferences.h"
#include "StudioApp.h"
#include "IStudioRenderer.h"
#include <QtWidgets/qcombobox.h>
#include <QtWidgets/qlistview.h>
CEditCameraBar::CEditCameraBar(QWidget *parent) : QToolBar(parent)
{
initialize();
connect(m_CameraSelector, QOverload<int>::of(&QComboBox::currentIndexChanged),
this, &CEditCameraBar::handleCameraChanged);
}
CEditCameraBar::~CEditCameraBar()
{
delete m_CameraSelector;
}
/**
* Setup the list of edit cameras into the camera combo box
* @param inCameras the container that holds the edit cameras
*/
void CEditCameraBar::setupCameras()
{
m_CameraSelector->clear();
Q3DStudio::IStudioRenderer &theRenderer = g_StudioApp.getRenderer();
QStringList theCameraNames;
theRenderer.GetEditCameraList(theCameraNames);
m_CameraSelector->addItems(theCameraNames);
m_CameraSelector->addItem(tr("Scene Camera View"));
m_CameraSelector->insertSeparator(m_CameraSelector->count() - 1);
// adding a 1px spacing, else the separator will disappear sometimes (QComboBox bug)
qobject_cast<QListView *>(m_CameraSelector->view())->setSpacing(1);
// set initial view
int viewIndex = CStudioPreferences::preferredStartupView();
// if not set or invalid index, use the scene camera view (last index)
if (viewIndex == -1 || viewIndex > m_CameraSelector->count() - 3)
viewIndex = m_CameraSelector->count() - 1;
m_CameraSelector->setCurrentIndex(viewIndex);
handleCameraChanged(viewIndex);
QString ctrlKey(QStringLiteral("Ctrl+"));
#ifdef Q_OS_MACOS
ctrlKey = "⌘";
#endif
m_CameraSelector->setToolTip(tr("Change Camera View (%1<1..9>)").arg(ctrlKey));
}
void CEditCameraBar::setCameraIndex(int inIndex)
{
// Only handle camera shortcuts if toolbar is enabled
if (isEnabled()) {
m_CameraSelector->setCurrentIndex(inIndex);
handleCameraChanged(inIndex);
}
}
/**
* Handle the switching of the current edit camera
* @param inIndex the index of the to-be-activated camera in the combo box
*/
void CEditCameraBar::handleCameraChanged(int inIndex)
{
Q3DStudio::IStudioRenderer &theRenderer = g_StudioApp.getRenderer();
// last index is scene camera view, renderer requires index -1 for it
theRenderer.SetEditCamera(inIndex == m_CameraSelector->count() - 1 ? -1 : inIndex);
if (m_SceneView)
m_SceneView->onEditCameraChanged();
// if the current tool is camera rotate and has been switch to 2d camera
// set the tool to camera pan
long theToolMode = g_StudioApp.GetToolMode();
if (!theRenderer.DoesEditCameraSupportRotation(theRenderer.GetEditCamera())
&& theToolMode == STUDIO_TOOLMODE_CAMERA_ROTATE) {
g_StudioApp.SetToolMode(STUDIO_TOOLMODE_CAMERA_PAN);
m_SceneView->setViewCursor(); // Just set cursor, we don't want to update previous tool
}
// Trigger for tool changed. Changing between deployment/edit camera can change the tool
g_StudioApp.m_pMainWnd->OnUpdateToolChange();
}
/**
* Set the current scene view. This scene view is notified when there is a camera
* changed.
* @param inSceneView the scene view object
*/
void CEditCameraBar::setSceneView(CSceneView *inSceneView)
{
m_SceneView = inSceneView;
}
void CEditCameraBar::initialize()
{
// Create the combo box
addWidget(m_CameraSelector = new QComboBox);
#if (defined Q_OS_MACOS)
// There is a "selected" icon in the popup, and automatic scaling does not work for some reason
m_CameraSelector->setMinimumContentsLength(tr("Scene Camera View").length() + 1);
#else
m_CameraSelector->setSizeAdjustPolicy(QComboBox::AdjustToContents);
#endif
// We need to specify accessibleName and objectName for the combobox, as it's in the toolbar,
// and we want to use a different style for it.
const QString objName(QStringLiteral("cameraSelector"));
m_CameraSelector->setAccessibleName(objName);
m_CameraSelector->setObjectName(objName);
}
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