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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _GRAPHICS_FBDEV_H_
#define _GRAPHICS_FBDEV_H_
#include <linux/fb.h>
#include "graphics.h"
#include "minui/minui.h"
class MinuiBackendFbdev : public MinuiBackend {
public:
GRSurface* Init() override;
GRSurface* Flip() override;
void Blank(bool) override;
~MinuiBackendFbdev() override;
MinuiBackendFbdev();
private:
void SetDisplayedFramebuffer(unsigned n);
GRSurface gr_framebuffer[2];
bool double_buffered;
GRSurface* gr_draw;
int displayed_buffer;
fb_var_screeninfo vi;
int fb_fd;
};
#endif // _GRAPHICS_FBDEV_H_
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