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74 lines
2.0 KiB
C++
74 lines
2.0 KiB
C++
/* Copyright 2013 Mozilla Foundation and Mozilla contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef GONKDISPLAY_H
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#define GONKDISPLAY_H
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#include <system/window.h>
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#include "mozilla/Types.h"
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namespace mozilla {
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typedef void * EGLDisplay;
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typedef void * EGLSurface;
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class MOZ_EXPORT GonkDisplay {
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public:
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virtual ANativeWindow* GetNativeWindow() = 0;
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virtual void SetEnabled(bool enabled) = 0;
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typedef void (*OnEnabledCallbackType)(bool enabled);
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virtual void OnEnabled(OnEnabledCallbackType callback) = 0;
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virtual void* GetHWCDevice() = 0;
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virtual void* GetDispSurface() = 0;
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/**
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* Only GonkDisplayICS uses arguments.
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*/
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virtual bool SwapBuffers(EGLDisplay dpy, EGLSurface sur) = 0;
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virtual ANativeWindowBuffer* DequeueBuffer() = 0;
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virtual bool QueueBuffer(ANativeWindowBuffer* buf) = 0;
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virtual void UpdateDispSurface(EGLDisplay dpy, EGLSurface sur) = 0;
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/**
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* Set FramebufferSurface ReleaseFence's file descriptor.
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* ReleaseFence will be signaled after the HWC has finished reading
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* from a buffer.
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*/
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virtual void SetDispReleaseFd(int fd) = 0;
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/**
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* Get FramebufferSurface AcquireFence's file descriptor
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* AcquireFence will be signaled when a buffer's content is available.
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*/
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virtual int GetPrevDispAcquireFd() = 0;
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float xdpi;
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int32_t surfaceformat;
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};
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MOZ_EXPORT __attribute__ ((weak))
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GonkDisplay* GetGonkDisplay();
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}
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#endif /* GONKDISPLAY_H */
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