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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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
//==============================================================================
// Prefix
//==============================================================================
#include "stdafx.h"
//==============================================================================
// Includes
//==============================================================================
#include "EditCameraBar.h"
#include "MainFrm.h"
#include "SceneView.h"
#include "StudioPreferences.h"
#include "StudioApp.h"
#include "IStudioRenderer.h"
#include <QtWidgets/qcombobox.h>
#include <QtWidgets/qlabel.h>
#include <QtWidgets/qabstractitemview.h>
#include <QtWidgets/qlistview.h>
//==============================================================================
/**
* Constructor
*/
CEditCameraBar::CEditCameraBar(QWidget* parent)
: QToolBar(parent)
, m_SceneView(nullptr)
, m_ActiveCameraIndex(-1)
{
OnCustomizeToolbar();
auto activated = static_cast<void(QComboBox::*)(int)>(&QComboBox::activated);
connect(m_CameraSelector, activated, this, &CEditCameraBar::OnCameraChanged);
}
//==============================================================================
/**
* Destructor
*/
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);
int idx = 1;
for (const QString &str : qAsConst(theCameraNames)) {
m_CameraSelector->addItem(str, QVariant((int)idx));
idx++;
}
m_CameraSelector->addItem(tr("Scene Camera View"));
m_CameraSelector->setItemData(m_CameraSelector->count() - 1, 0);
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);
long thePreferredView = CStudioPreferences::GetPreferredStartupView();
long theNumItems = m_CameraSelector->count();
if (thePreferredView == -1) {
// deployment view
m_CameraSelector->setCurrentIndex(theNumItems - 1);
HandleCameraChanged(theNumItems - 1); // set to the last one
} else {
int theIndex;
if (thePreferredView < theNumItems - 2)
theIndex = thePreferredView;
else // possibly from old content where cameras are removed
theIndex = 0;
m_CameraSelector->setCurrentIndex(theIndex);
HandleCameraChanged(theIndex);
}
}
//==============================================================================
/**
* Callback method when the camera is changed from the camera selection combo box
*/
void CEditCameraBar::OnCameraChanged()
{
HandleCameraChanged(m_CameraSelector->currentIndex());
}
void CEditCameraBar::setCameraIndex(int inIndex)
{
m_CameraSelector->setCurrentIndex(inIndex);
OnCameraChanged();
}
//==============================================================================
/**
* 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();
QStringList theCameraNames;
theRenderer.GetEditCameraList(theCameraNames);
int theNumCameras = theCameraNames.size();
if (inIndex < theNumCameras) {
theRenderer.SetEditCamera(inIndex);
m_ActiveCameraIndex = inIndex;
if (m_SceneView)
m_SceneView->setViewMode(CPlayerContainerWnd::VIEW_EDIT);
} else if (inIndex > theNumCameras) {
theRenderer.SetEditCamera(-1);
m_ActiveCameraIndex = inIndex;
if (m_SceneView)
m_SceneView->setViewMode(CPlayerContainerWnd::VIEW_SCENE);
} else {
m_CameraSelector->setCurrentIndex(m_ActiveCameraIndex);
}
if (m_SceneView)
m_SceneView->onEditCameraChanged();
CMainFrame *theMainFrame = g_StudioApp.m_pMainWnd;
ASSERT(theMainFrame != nullptr);
// if the current tool is camera rotate and has been switch to 2d camera
// set the tool to camera pan
if (theMainFrame != nullptr) {
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
theMainFrame->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;
}
//==============================================================================
/**
* Enable/Disable the edit camera selector combo box.
* @param inFlag true to enable the camera selector combo box, false to disable
*/
void CEditCameraBar::Enable(bool inFlag)
{
m_CameraSelector->setEnabled(inFlag);
}
//==============================================================================
/**
* When the active camera is changed, the display string needs to be changed. Hence
* find which entry is the one which is modified and update with the new string
* @param inCamera the camera that has been modified
*/
void CEditCameraBar::onEditCameraChanged()
{
using qt3ds::QT3DSI32;
QT3DSI32 cameraIndex = g_StudioApp.getRenderer().GetEditCamera();
long theNumEntry = m_CameraSelector->count();
for (long theIndex = 0; theIndex < theNumEntry; ++theIndex) {
if (m_CameraSelector->itemData(theIndex).toInt() == cameraIndex) {
if (theIndex != m_CameraSelector->currentIndex()) {
m_CameraSelector->setCurrentIndex(theIndex);
HandleCameraChanged(theIndex);
}
break;
}
}
}
//==============================================================================
/**
* Callback while creating the toolbar in MainFrm. This allows the toolbar to add
* other controls to it. For this toolbar, we want to add a descriptor and a camera
* selector dropdown combobox.
*/
//==============================================================================
void CEditCameraBar::OnCustomizeToolbar()
{
// Create the combo box
addWidget(m_CameraSelector = new QComboBox);
// 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.
m_CameraSelector->setAccessibleName(QStringLiteral("cameraSelector"));
m_CameraSelector->setObjectName(QStringLiteral("cameraSelector"));
m_CameraSelector->setMinimumWidth(145);
}
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