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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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QWASMINTEGRATION_H
#define QWASMINTEGRATION_H
#include "qwasmwindow.h"
#include <qpa/qplatformintegration.h>
#include <qpa/qplatformscreen.h>
#include <qpa/qplatforminputcontext.h>
#include <QtCore/qhash.h>
#include <emscripten.h>
#include <emscripten/html5.h>
#include <emscripten/val.h>
#include "qwasminputcontext.h"
#include <private/qstdweb_p.h>
#if QT_CONFIG(draganddrop)
#include "qwasmdrag.h"
#endif
QT_BEGIN_NAMESPACE
class QWasmEventTranslator;
class QWasmFontDatabase;
class QWasmWindow;
class QWasmEventDispatcher;
class QWasmScreen;
class QWasmCompositor;
class QWasmBackingStore;
class QWasmClipboard;
class QWasmServices;
class QWasmIntegration : public QObject, public QPlatformIntegration
{
Q_OBJECT
public:
enum Platform {
GenericPlatform,
MacOSPlatform,
WindowsPlatform,
LinuxPlatform,
AndroidPlatform,
iPhonePlatform
};
QWasmIntegration();
~QWasmIntegration();
bool hasCapability(QPlatformIntegration::Capability cap) const override;
QPlatformWindow *createPlatformWindow(QWindow *window) const override;
QPlatformBackingStore *createPlatformBackingStore(QWindow *window) const override;
#ifndef QT_NO_OPENGL
QPlatformOpenGLContext *createPlatformOpenGLContext(QOpenGLContext *context) const override;
#endif
QPlatformOffscreenSurface *createPlatformOffscreenSurface(QOffscreenSurface *surface) const override;
QPlatformFontDatabase *fontDatabase() const override;
QAbstractEventDispatcher *createEventDispatcher() const override;
QVariant styleHint(QPlatformIntegration::StyleHint hint) const override;
Qt::WindowState defaultWindowState(Qt::WindowFlags flags) const override;
QStringList themeNames() const override;
QPlatformTheme *createPlatformTheme(const QString &name) const override;
QPlatformServices *services() const override;
QPlatformClipboard *clipboard() const override;
void initialize() override;
QPlatformInputContext *inputContext() const override;
#if QT_CONFIG(draganddrop)
QPlatformDrag *drag() const override;
#endif
QWasmClipboard *getWasmClipboard() { return m_clipboard; }
QWasmInputContext *getWasmInputContext() { return m_platformInputContext; }
static QWasmIntegration *get() { return s_instance; }
void addScreen(const emscripten::val &canvas);
void removeScreen(const emscripten::val &canvas);
void resizeScreen(const emscripten::val &canvas);
void resizeAllScreens();
void updateDpi();
void removeBackingStore(QWindow* window);
static quint64 getTimestamp();
Platform platform;
int touchPoints;
private:
mutable QWasmFontDatabase *m_fontDb;
mutable QWasmServices *m_desktopServices;
mutable QHash<QWindow *, QWasmBackingStore *> m_backingStores;
QList<QPair<emscripten::val, QWasmScreen *>> m_screens;
mutable QWasmClipboard *m_clipboard;
qreal m_fontDpi = -1;
mutable QScopedPointer<QPlatformInputContext> m_inputContext;
static QWasmIntegration *s_instance;
mutable QWasmInputContext *m_platformInputContext = nullptr;
#if QT_CONFIG(draganddrop)
QWasmDrag *m_drag;
#endif
};
QT_END_NAMESPACE
#endif // QWASMINTEGRATION_H
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