libcamera: camera_manager: Move private data members to private implementation

Use the d-pointer idiom ([1], [2]) to hide the private data members from
the CameraManager class interface. This will ease maintaining ABI
compatibility, and prepares for the implementation of the CameraManager
class threading model.

[1] https://wiki.qt.io/D-Pointer
[2] https://en.cppreference.com/w/cpp/language/pimpl

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>

1 files changed, 1 insertions, 0 deletions

diff --git a/Documentation/Doxyfile.in b/Documentation/Doxyfile.in
index 8e6fbdbb..1f746393 100644
--- a/Documentation/Doxyfile.in
+++ b/Documentation/Doxyfile.in
@@ -877,6 +877,7 @@ EXCLUDE_SYMBOLS        = libcamera::BoundMethodArgs \
                          libcamera::BoundMethodPackBase \
                          libcamera::BoundMethodStatic \
                          libcamera::SignalBase \
+                         libcamera::*::Private \
                          std::*
 
 # The EXAMPLE_PATH tag can be used to specify one or more files or directories