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platformsupport/scenes/opengl/backend.h
| Show First 20 Lines • Show All 106 Lines • ▼ Show 20 Line(s) | 54 | public: | |||
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| 107 | * @brief Returns the OverlayWindow used by the backend. | 107 | * @brief Returns the OverlayWindow used by the backend. | ||
| 108 | * | 108 | * | ||
| 109 | * A backend does not have to use an OverlayWindow, this is mostly for the X world. | 109 | * A backend does not have to use an OverlayWindow, this is mostly for the X world. | ||
| 110 | * In case the backend does not use an OverlayWindow it is allowed to return @c null. | 110 | * In case the backend does not use an OverlayWindow it is allowed to return @c null. | ||
| 111 | * It's the task of the caller to check whether it is @c null. | 111 | * It's the task of the caller to check whether it is @c null. | ||
| 112 | * | 112 | * | ||
| 113 | * @return :OverlayWindow* | 113 | * @return :OverlayWindow* | ||
| 114 | */ | 114 | */ | ||
| 115 | virtual OverlayWindow *overlayWindow(); | 115 | virtual OverlayWindow *overlayWindow() const; | ||
| 116 | /** | 116 | /** | ||
| 117 | * @brief Whether the creation of the Backend failed. | 117 | * @brief Whether the creation of the Backend failed. | ||
| 118 | * | 118 | * | ||
| 119 | * The SceneOpenGL should test whether the Backend got constructed correctly. If this method | 119 | * The SceneOpenGL should test whether the Backend got constructed correctly. If this method | ||
| 120 | * returns @c true, the SceneOpenGL should not try to start the rendering. | 120 | * returns @c true, the SceneOpenGL should not try to start the rendering. | ||
| 121 | * | 121 | * | ||
| 122 | * @return bool @c true if the creation of the Backend failed, @c false otherwise. | 122 | * @return bool @c true if the creation of the Backend failed, @c false otherwise. | ||
| 123 | */ | 123 | */ | ||
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