| 1 | // Copyright (C) 2022 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #ifndef QSCREENCAPTURE_H |
| 5 | #define QSCREENCAPTURE_H |
| 6 | |
| 7 | #include <QtCore/qobject.h> |
| 8 | #include <QtCore/qnamespace.h> |
| 9 | #include <QtGui/qscreen.h> |
| 10 | #include <QtGui/qwindow.h> |
| 11 | #include <QtGui/qwindowdefs.h> |
| 12 | #include <QtMultimedia/qtmultimediaglobal.h> |
| 13 | |
| 14 | QT_BEGIN_NAMESPACE |
| 15 | |
| 16 | class QMediaCaptureSession; |
| 17 | class QPlatformSurfaceCapture; |
| 18 | class QScreenCapturePrivate; |
| 19 | |
| 20 | class Q_MULTIMEDIA_EXPORT QScreenCapture : public QObject |
| 21 | { |
| 22 | Q_OBJECT |
| 23 | Q_PROPERTY(bool active READ isActive WRITE setActive NOTIFY activeChanged) |
| 24 | Q_PROPERTY(QScreen *screen READ screen WRITE setScreen NOTIFY screenChanged) |
| 25 | Q_PROPERTY(Error error READ error NOTIFY errorChanged) |
| 26 | Q_PROPERTY(QString errorString READ errorString NOTIFY errorChanged) |
| 27 | |
| 28 | public: |
| 29 | enum Error { |
| 30 | NoError = 0, |
| 31 | InternalError = 1, |
| 32 | CapturingNotSupported = 2, |
| 33 | CaptureFailed = 4, |
| 34 | NotFound = 5, |
| 35 | }; |
| 36 | Q_ENUM(Error) |
| 37 | |
| 38 | explicit QScreenCapture(QObject *parent = nullptr); |
| 39 | ~QScreenCapture() override; |
| 40 | |
| 41 | QMediaCaptureSession *captureSession() const; |
| 42 | |
| 43 | void setScreen(QScreen *screen); |
| 44 | QScreen *screen() const; |
| 45 | |
| 46 | bool isActive() const; |
| 47 | |
| 48 | Error error() const; |
| 49 | QString errorString() const; |
| 50 | |
| 51 | public Q_SLOTS: |
| 52 | void setActive(bool active); |
| 53 | void start() { setActive(true); } |
| 54 | void stop() { setActive(false); } |
| 55 | |
| 56 | Q_SIGNALS: |
| 57 | void activeChanged(bool); |
| 58 | void errorChanged(); |
| 59 | void screenChanged(QScreen *); |
| 60 | void errorOccurred(QScreenCapture::Error error, const QString &errorString); |
| 61 | |
| 62 | private: |
| 63 | void setCaptureSession(QMediaCaptureSession *captureSession); |
| 64 | QPlatformSurfaceCapture *platformScreenCapture() const; |
| 65 | friend class QMediaCaptureSession; |
| 66 | Q_DISABLE_COPY(QScreenCapture) |
| 67 | Q_DECLARE_PRIVATE(QScreenCapture) |
| 68 | }; |
| 69 | |
| 70 | QT_END_NAMESPACE |
| 71 | |
| 72 | #endif // QSCREENCAPTURE_H |
| 73 |