diff options
Diffstat (limited to 'src/Viewer/qmlviewer/Qt3DSView.cpp')
| -rw-r--r-- | src/Viewer/qmlviewer/Qt3DSView.cpp | 307 |
1 files changed, 0 insertions, 307 deletions
diff --git a/src/Viewer/qmlviewer/Qt3DSView.cpp b/src/Viewer/qmlviewer/Qt3DSView.cpp deleted file mode 100644 index 08103d5e..00000000 --- a/src/Viewer/qmlviewer/Qt3DSView.cpp +++ /dev/null @@ -1,307 +0,0 @@ -/**************************************************************************** -** -** Copyright (c) 2016 NVIDIA CORPORATION. -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt 3D Studio. -** -** $QT_BEGIN_LICENSE:GPL$ -** 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 or (at your option) any later version -** approved by the KDE Free Qt Foundation. The licenses are as published by -** the Free Software Foundation and appearing in the file LICENSE.GPL3 -** 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 "Qt3DSView.h" -#include "Qt3DSRenderer.h" -#include "q3dspresentationitem.h" - -#include <QtStudio3D/private/q3dsviewersettings_p.h> -#include <QtStudio3D/private/q3dspresentation_p.h> -#include <QtStudio3D/private/q3dssceneelement_p.h> -#include <QtStudio3D/private/viewerqmlstreamproxy_p.h> - -#include <QtCore/qdebug.h> -#include <QtCore/qfileinfo.h> -#include <QtQuick/qquickwindow.h> - -QT_BEGIN_NAMESPACE - -Q3DSView::Q3DSView() - : m_viewerSettings(nullptr) - , m_presentation(nullptr) - , m_emitRunningChange(false) - , m_isRunning(false) - , m_ignoreMouseEvents(false) - , m_ignoreWheelEvents(false) - , m_ignoreKeyboardEvents(false) - , m_pixelRatio(1.0) -{ - setMirrorVertically(true); - connect(this, &Q3DSView::windowChanged, this, &Q3DSView::handleWindowChanged); - connect(this, &Q3DSView::visibleChanged, this, &Q3DSView::handleVisibleChanged); - - setIgnoreEvents(false, false, false); -} - -Q3DSView::~Q3DSView() -{ -} - -Q3DSPresentationItem *Q3DSView::presentation() const -{ - return m_presentation; -} - -Q3DSViewerSettings *Q3DSView::viewerSettings() const -{ - return m_viewerSettings; -} - -QString Q3DSView::error() const -{ - return m_error; -} - -void Q3DSView::setError(const QString &error) -{ - if (error != m_error) { - m_error = error; - Q_EMIT errorChanged(m_error); - } -} - -void Q3DSView::setIgnoreEvents(bool mouse, bool wheel, bool keyboard) -{ - // TODO: It might be beneficial to have these as properties so they could be acceessed from QML - m_ignoreMouseEvents = mouse; - m_ignoreWheelEvents = wheel; - m_ignoreKeyboardEvents = keyboard; - - if (mouse) - setAcceptedMouseButtons(Qt::NoButton); - else - setAcceptedMouseButtons(Qt::LeftButton | Qt::RightButton | Qt::MiddleButton); - setAcceptHoverEvents(!mouse); -} - -void Q3DSView::componentComplete() -{ - const auto childObjs = children(); - for (QObject *child : childObjs) { - auto settings = qobject_cast<Q3DSViewerSettings *>(child); - if (settings) { - if (m_viewerSettings) - qWarning("Duplicate ViewerSettings defined for Studio3D."); - else - m_viewerSettings = settings; - } - auto presentation = qobject_cast<Q3DSPresentationItem *>(child); - if (presentation) { - if (m_presentation) - qWarning("Duplicate Presentation defined for Studio3D."); - else - m_presentation = presentation; - } - } - - if (!m_viewerSettings) - m_viewerSettings = new Q3DSViewerSettings(this); - if (!m_presentation) - m_presentation = new Q3DSPresentationItem(this); - - m_viewerSettings->d_ptr->setCommandQueue(&m_pendingCommands); - m_presentation->d_ptr->setCommandQueue(&m_pendingCommands); - - // Ensure qml stream proxy gets created on main thread - m_presentation->d_ptr->streamProxy(); - - QQuickFramebufferObject::componentComplete(); -} - -void Q3DSView::handleWindowChanged(QQuickWindow *window) -{ - if (!window) - return; - - window->setClearBeforeRendering(false); - m_pixelRatio = window->devicePixelRatio(); - - // Call tick every frame of the GUI thread to notify QML about new frame via frameUpdate signal - connect(window, &QQuickWindow::afterAnimating, this, &Q3DSView::tick); - // Call update after the frame is handled to queue another frame - connect(window, &QQuickWindow::afterSynchronizing, this, &Q3DSView::update); -} - -// Queue up a command to inform the renderer of a newly-changed visible/hidden status. -void Q3DSView::handleVisibleChanged() -{ - m_pendingCommands.m_visibleChanged = true; - m_pendingCommands.m_visible = isVisible(); -} - -void Q3DSView::reset() -{ - // Fake a source change to trigger a reloading of the presentation - m_pendingCommands.m_sourceChanged = true; - m_pendingCommands.m_source = m_presentation->source(); -} - -void Q3DSView::requestResponseHandler(const QString &elementPath, CommandType commandType, - void *requestData) -{ - switch (commandType) { - case CommandType_RequestSlideInfo: { - Q3DSSceneElement *handler = qobject_cast<Q3DSSceneElement *>( - m_presentation->registeredElement(elementPath)); - if (handler) - handler->d_ptr->requestResponseHandler(commandType, requestData); - else - qWarning() << __FUNCTION__ << "RequestSlideInfo response got for unregistered scene."; - break; - } - default: - qWarning() << __FUNCTION__ << "Unknown command type."; - break; - } -} - -// Create the Q3DSRenderer. Invoked automatically by the QML scene graph. -QQuickFramebufferObject::Renderer *Q3DSView::createRenderer() const -{ - // It is "illegal" to create a connection between the renderer - // and the plugin, and vice-versa. The only valid time the two - // may communicate is during Q3DSRenderer::synchronize(). - Q3DSRenderer *renderer = new Q3DSRenderer(isVisible(), m_presentation->d_ptr->streamProxy()); - - connect(renderer, &Q3DSRenderer::enterSlide, - m_presentation->d_ptr, &Q3DSPresentationPrivate::handleSlideEntered); - connect(renderer, &Q3DSRenderer::exitSlide, - m_presentation, &Q3DSPresentation::slideExited); - connect(renderer, &Q3DSRenderer::requestResponse, - this, &Q3DSView::requestResponseHandler); - connect(renderer, &Q3DSRenderer::presentationReady, - this, &Q3DSView::presentationReady); - return renderer; -} - -bool Q3DSView::isRunning() const -{ - return m_isRunning; -} - -/** Emit QML `runningChanged` and `frameUpdate` and signals. - * This method is called every frame, and emits the `frameUpdate` signal every frame, - * regardless of plugin visibility. This allows a hidden Qt3DSView to still process - * information every frame, even though the Renderer is not rendering. - * - * To prevent expensive onFrameUpdate handlers from being processed when hidden, - * add an early return to the top like: - * - * onFrameUpdate: { - * if (!visible) return; - * ... - * } - */ -void Q3DSView::tick() -{ - if (m_emitRunningChange) { - m_isRunning = true; - Q_EMIT runningChanged(true); - m_emitRunningChange = false; - } - - // Don't call onFrameUpdate until after onInitialize has been called - if (m_isRunning) { - // Give QML an opportunity to change Qt3DS values every frame - Q_EMIT frameUpdate(); - } -} - -// Copies the list of commands previously queued up. Called by Q3DSRenderer::synchronize(). -void Q3DSView::getCommands(bool emitInitialize, CommandQueue &renderQueue) -{ - if (emitInitialize) - m_emitRunningChange = true; - - renderQueue.copyCommands(m_pendingCommands); - m_pendingCommands.clear(); -} - -void Q3DSView::mousePressEvent(QMouseEvent *event) -{ - if (!m_ignoreMouseEvents) { - if (m_pixelRatio != 1.0) { - QMouseEvent scaledEvent(event->type(), event->pos() * m_pixelRatio, - event->button(), event->buttons(), event->modifiers()); - m_presentation->mousePressEvent(&scaledEvent); - } else { - m_presentation->mousePressEvent(event); - } - } -} - -void Q3DSView::mouseReleaseEvent(QMouseEvent *event) -{ - if (!m_ignoreMouseEvents) { - if (m_pixelRatio != 1.0) { - QMouseEvent scaledEvent(event->type(), event->pos() * m_pixelRatio, - event->button(), event->buttons(), event->modifiers()); - m_presentation->mouseReleaseEvent(&scaledEvent); - } else { - m_presentation->mouseReleaseEvent(event); - } - } -} - -void Q3DSView::mouseMoveEvent(QMouseEvent *event) -{ - if (!m_ignoreMouseEvents) { - if (m_pixelRatio != 1.0) { - QMouseEvent scaledEvent(event->type(), event->pos() * m_pixelRatio, - event->button(), event->buttons(), event->modifiers()); - m_presentation->mouseMoveEvent(&scaledEvent); - } else { - m_presentation->mouseMoveEvent(event); - } - } -} - -void Q3DSView::wheelEvent(QWheelEvent *event) -{ - if (!m_ignoreWheelEvents) - m_presentation->wheelEvent(event); -} - -void Q3DSView::keyPressEvent(QKeyEvent *event) -{ - if (m_ignoreKeyboardEvents) - return; - m_presentation->keyPressEvent(event); -} - -void Q3DSView::keyReleaseEvent(QKeyEvent *event) -{ - if (m_ignoreKeyboardEvents) - return; - if (!event->isAutoRepeat()) - m_presentation->keyReleaseEvent(event); -} - -QT_END_NAMESPACE |