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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** 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 "qwasmscreen.h"
#include "qwasmwindow.h"
#include "qwasmcompositor.h"
#include <QtEglSupport/private/qeglconvenience_p.h>
#ifndef QT_NO_OPENGL
# include <QtEglSupport/private/qeglplatformcontext_p.h>
#endif
#include <qpa/qwindowsysteminterface.h>
#include <QtCore/qcoreapplication.h>
#include <QtGui/qguiapplication.h>
#include <private/qhighdpiscaling_p.h>
QT_BEGIN_NAMESPACE
QWasmScreen::QWasmScreen(QWasmCompositor *compositor)
: m_compositor(compositor)
, m_depth(32)
, m_format(QImage::Format_RGB32)
{
m_compositor->setScreen(this);
}
QWasmScreen::~QWasmScreen()
{
}
QRect QWasmScreen::geometry() const
{
return m_geometry;
}
int QWasmScreen::depth() const
{
return m_depth;
}
QImage::Format QWasmScreen::format() const
{
return m_format;
}
qreal QWasmScreen::devicePixelRatio() const
{
// FIXME: The effective device pixel ratio may be different from the
// HTML window dpr if the OpenGL driver/GPU allocates a less than
// full resolution surface. Use emscripten_webgl_get_drawing_buffer_size()
// and compute the dpr instead.
double htmlWindowDpr = EM_ASM_DOUBLE({
return window.devicePixelRatio;
});
return qreal(htmlWindowDpr);
}
QPlatformCursor *QWasmScreen::cursor() const
{
return const_cast<QWasmCursor *>(&m_cursor);
}
void QWasmScreen::resizeMaximizedWindows()
{
QPlatformScreen::resizeMaximizedWindows();
}
QWindow *QWasmScreen::topWindow() const
{
return m_compositor->keyWindow();
}
QWindow *QWasmScreen::topLevelAt(const QPoint &p) const
{
return m_compositor->windowAt(p);
}
void QWasmScreen::invalidateSize()
{
m_geometry = QRect();
}
void QWasmScreen::setGeometry(const QRect &rect)
{
m_geometry = rect;
QWindowSystemInterface::handleScreenGeometryChange(QPlatformScreen::screen(), geometry(), availableGeometry());
resizeMaximizedWindows();
}
QT_END_NAMESPACE
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