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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/minui.h"
class MinuiBackend {
public:
// Initializes the backend and returns a GRSurface* to draw into.
virtual GRSurface* Init() = 0;
// Causes the current drawing surface (returned by the most recent call to Flip() or Init()) to
// be displayed, and returns a new drawing surface.
virtual GRSurface* Flip() = 0;
// Blank (or unblank) the screen.
virtual void Blank(bool) = 0;
// Device cleanup when drawing is done.
virtual ~MinuiBackend() {};
};
#endif // _GRAPHICS_H_