1 #ifndef DALI_INTERNAL_WINDOWSYSTEM_COMMON_DISPLAY_CONNECTION_H
2 #define DALI_INTERNAL_WINDOWSYSTEM_COMMON_DISPLAY_CONNECTION_H
5 * Copyright (c) 2015 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
22 #include <dali/public-api/object/any.h>
25 #include <dali/devel-api/adaptor-framework/render-surface.h>
26 #include <dali/public-api/adaptor-framework/window.h>
39 class DisplayConnection;
43 class DisplayConnection
48 * @brief Create an initialized DisplayConnection.
50 * @return A handle to a newly allocated DisplayConnection resource.
52 static DisplayConnection* New();
55 * @brief Create an initialized DisplayConnection.
56 * Native surface will need this instead of DisplayConnection::New()
58 * @param[in] type Render surface type
59 * @return A handle to a newly allocated DisplayConnection resource.
61 static DisplayConnection* New( RenderSurface::Type type );
64 * @brief Create a DisplayConnection handle; this can be initialised with DisplayConnection::New().
66 * Calling member functions with an uninitialised handle is not allowed.
73 * This is non-virtual since derived Handle types must not contain data or virtual methods.
86 * @param[out] dpiHorizontal set to the horizontal dpi
87 * @param[out] dpiVertical set to the vertical dpi
89 static void GetDpi(unsigned int& dpiHorizontal, unsigned int& dpiVertical);
93 * @param [in] handle A pointer to a newly allocated DisplayConnection resource
94 * @param[out] dpiHorizontal set to the horizontal dpi
95 * @param[out] dpiVertical set to the vertical dpi
97 static void GetDpi(Any nativeWindow, unsigned int& dpiHorizontal, unsigned int& dpiVertical);
100 * @brief Consumes any possible events on the queue so that there is no leaking between frames
102 void ConsumeEvents();
105 * @brief Initialize EGL display
107 * @param egl implementation to use for the creation
109 bool InitializeEgl(EglInterface& egl);
114 * @brief This constructor is used by DisplayConnection New() methods.
116 * @param [in] handle A pointer to a newly allocated DisplayConnection resource
118 explicit DALI_INTERNAL DisplayConnection(Internal::Adaptor::DisplayConnection* impl);
122 std::unique_ptr<Internal::Adaptor::DisplayConnection> mImpl;
127 #endif // DALI_INTERNAL_WINDOWSYSTEM_COMMON_DISPLAY_CONNECTION_H