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/****************************************************************************
**
** Copyright (C) 2002 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 "Qt3DSCommonPrecompile.h"
#include "PlayerWnd.h"
#include "MainFrm.h"
#include "SceneView.h"
#include "Dispatch.h"
#include "MasterP.h"
#include "HotKeys.h"
#include "StudioApp.h"
#include "Doc.h"
#include "Dispatch.h"
#include "HotKeys.h"
#include "MouseCursor.h"
#include "ResourceCache.h"
#include "SceneDropTarget.h"
#include "Core.h"
#include "IDragable.h"
#include "WGLRenderContext.h"
#include "IStudioRenderer.h"
#include <QtWidgets/qmessagebox.h>
#include <QtGui/qevent.h>
#include <QtGui/qwindow.h>
#include <QtGui/qscreen.h>
CPlayerWnd::CPlayerWnd(QWidget *parent)
: QOpenGLWidget(parent)
, m_containerWnd(nullptr)
, m_mouseDown(false)
{
setAcceptDrops(true);
RegisterForDnd(this);
AddMainFlavor(QT3DS_FLAVOR_FILE);
AddMainFlavor(QT3DS_FLAVOR_ASSET_UICFILE);
AddMainFlavor(QT3DS_FLAVOR_ASSET_LIB);
AddMainFlavor(QT3DS_FLAVOR_BASIC_OBJECTS);
setFormat(CWGLRenderContext::selectSurfaceFormat(this));
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
m_previousToolMode = g_StudioApp.GetToolMode();
}
CPlayerWnd::~CPlayerWnd()
{
}
void CPlayerWnd::resizeEvent(QResizeEvent *event)
{
QOpenGLWidget::resizeEvent(event);
update();
}
void CPlayerWnd::mouseMoveEvent(QMouseEvent *event)
{
if (m_mouseDown) {
long theModifierKeys = 0;
if (event->buttons() & Qt::LeftButton
|| (!g_StudioApp.GetCore()->GetDoc()->GetSelectedInstance().Valid())
&& !m_containerWnd->IsDeploymentView()) {
// When in edit camera view and nothing is selected, all buttons are mapped
// as left button. That is how camera control tools work, they are all
// assuming left button.
theModifierKeys = CHotKeys::MOUSE_LBUTTON | CHotKeys::GetCurrentKeyModifiers();
} else if (event->buttons() & Qt::RightButton) {
theModifierKeys = CHotKeys::MOUSE_RBUTTON | CHotKeys::GetCurrentKeyModifiers();
} else if (event->buttons() & Qt::MiddleButton) {
theModifierKeys = CHotKeys::MOUSE_MBUTTON | CHotKeys::GetCurrentKeyModifiers();
}
g_StudioApp.GetCore()->GetDispatch()->FireSceneMouseDrag(
SceneDragSenderType::Matte, event->pos(), g_StudioApp.GetToolMode(),
theModifierKeys);
} else {
g_StudioApp.GetCore()->GetDispatch()->FireSceneMouseMove(
SceneDragSenderType::SceneWindow, event->pos());
}
}
void CPlayerWnd::mousePressEvent(QMouseEvent *event)
{
g_StudioApp.setLastActiveView(this);
long toolMode = g_StudioApp.GetToolMode();
const Qt::MouseButton btn = event->button();
bool toolChanged = false;
if (!m_containerWnd->IsDeploymentView() && (event->modifiers() & Qt::AltModifier)) {
// We are in edit camera view, so we are in Alt-click camera tool
// controlling mode
m_mouseDown = true;
if (btn == Qt::MiddleButton) {
// Alt + Wheel Click
toolMode = STUDIO_TOOLMODE_CAMERA_PAN;
toolChanged = true;
} else if (btn == Qt::LeftButton) {
// Alt + Left Click
if (g_StudioApp.getRenderer().DoesEditCameraSupportRotation(
g_StudioApp.getRenderer().GetEditCamera())) {
toolMode = STUDIO_TOOLMODE_CAMERA_ROTATE;
toolChanged = true;
}
} else if (btn == Qt::RightButton) {
// Alt + Right Click
toolMode = STUDIO_TOOLMODE_CAMERA_ZOOM;
toolChanged = true;
}
if (toolChanged) {
g_StudioApp.SetToolMode(toolMode);
Q_EMIT m_containerWnd->toolChanged();
g_StudioApp.GetCore()->GetDispatch()->FireSceneMouseDown(SceneDragSenderType::Matte,
event->pos(), toolMode);
}
} else {
if (btn == Qt::LeftButton || btn == Qt::RightButton) {
// Pause playback for the duration of the mouse click
if (g_StudioApp.IsPlaying()) {
g_StudioApp.PlaybackStopNoRestore();
m_resumePlayOnMouseRelease = true;
} else {
m_resumePlayOnMouseRelease = false;
}
toolMode = g_StudioApp.GetToolMode();
g_StudioApp.GetCore()->GetDispatch()->FireSceneMouseDown(
SceneDragSenderType::SceneWindow, event->pos(), toolMode);
m_mouseDown = true;
} else if (btn == Qt::MiddleButton) {
event->ignore();
}
}
}
void CPlayerWnd::mouseReleaseEvent(QMouseEvent *event)
{
const Qt::MouseButton btn = event->button();
if (!m_containerWnd->IsDeploymentView()) {
// We are in edit camera view
g_StudioApp.GetCore()->GetDispatch()->FireSceneMouseUp(SceneDragSenderType::Matte);
g_StudioApp.GetCore()->CommitCurrentCommand();
m_mouseDown = false;
// Restore normal tool mode
g_StudioApp.SetToolMode(m_previousToolMode);
Q_EMIT m_containerWnd->toolChanged();
} else {
if (btn == Qt::LeftButton || btn == Qt::RightButton) {
g_StudioApp.GetCore()->GetDispatch()->FireSceneMouseUp(
SceneDragSenderType::SceneWindow);
g_StudioApp.GetCore()->CommitCurrentCommand();
m_mouseDown = false;
if (m_resumePlayOnMouseRelease) {
m_resumePlayOnMouseRelease = false;
g_StudioApp.PlaybackPlay();
}
} else if (btn == Qt::MiddleButton) {
event->ignore();
}
}
}
void CPlayerWnd::mouseDoubleClickEvent(QMouseEvent *event)
{
g_StudioApp.GetCore()->GetDispatch()->FireSceneMouseDblClick(
SceneDragSenderType::SceneWindow, event->pos());
}
bool CPlayerWnd::OnDragWithin(CDropSource &inSource)
{
CSceneViewDropTarget theTarget;
return theTarget.Accept(inSource);
}
bool CPlayerWnd::OnDragReceive(CDropSource &inSource)
{
CSceneViewDropTarget theTarget;
Q_EMIT dropReceived();
return theTarget.Drop(inSource);
}
void CPlayerWnd::setContainerWnd(CPlayerContainerWnd *inContainerWnd)
{
m_containerWnd = inContainerWnd;
updateGeometry();
}
QSize CPlayerWnd::sizeHint() const
{
if (m_containerWnd)
return m_containerWnd->GetEffectivePresentationSize();
else
return QOpenGLWidget::sizeHint();
}
void CPlayerWnd::initializeGL()
{
Q3DStudio::IStudioRenderer &theRenderer(g_StudioApp.getRenderer());
if (theRenderer.IsInitialized() == false) {
try {
theRenderer.Initialize(this);
} catch (...) {
QMessageBox::critical(this, tr("Fatal Error"),
tr("Unable to initialize OpenGL.\nThis may be because your "
"graphic device is not sufficient, or simply because your "
"driver is too old.\n\nPlease try upgrading your graphics "
"driver and try again."));
exit(1);
}
}
}
void CPlayerWnd::paintGL()
{
Q3DStudio::IStudioRenderer &theRenderer(g_StudioApp.getRenderer());
// Don't use request render here, this has to be synchronous inside paintGL
theRenderer.RenderNow();
Q_EMIT newFrame();
}
qreal CPlayerWnd::fixedDevicePixelRatio() const
{
// Fix a problem on X11: https://bugreports.qt.io/browse/QTBUG-65570
qreal ratio = devicePixelRatio();
if (QWindow *w = window()->windowHandle()) {
if (QScreen *s = w->screen())
ratio = s->devicePixelRatio();
}
return ratio;
}
void CPlayerWnd::resizeGL(int width, int height)
{
// This also passes the new FBO to the OpenGLContext
Q3DStudio::IStudioRenderer &theRenderer(g_StudioApp.getRenderer());
theRenderer.SetViewRect(QRect(0, 0, width * fixedDevicePixelRatio(),
height * fixedDevicePixelRatio()));
}
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