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/*
* Copyright (C) 2014 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_H_
#define _GRAPHICS_H_
#include "minui.h"
// TODO: lose the function pointers.
struct minui_backend {
// Initializes the backend and returns a gr_surface to draw into.
gr_surface (*init)(minui_backend*);
// Causes the current drawing surface (returned by the most recent
// call to flip() or init()) to be displayed, and returns a new
// drawing surface.
gr_surface (*flip)(minui_backend*);
// Blank (or unblank) the screen.
void (*blank)(minui_backend*, bool);
// Device cleanup when drawing is done.
void (*exit)(minui_backend*);
};
minui_backend* open_fbdev();
minui_backend* open_adf();
#endif
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