platform_bootable_recovery/minui/graphics.h
Weizhung Ding afd0a1b666 minui: Add API to support multiple connectors detection
Add API to support multiple connectors detection

Bug: 227468133
Test: check log in recovery mode
Change-Id: I18c5e0f373a29b153aab038bd289eed18847f2af
2022-08-18 15:28:49 +08:00

50 lines
1.4 KiB
C++

/*
* 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:
enum DrmConnector {
DRM_MAIN = 0,
DRM_SEC,
DRM_MAX,
};
// 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 default screen.
virtual void Blank(bool) = 0;
// Blank (or unblank) the specific screen.
virtual void Blank(bool blank, DrmConnector index) = 0;
// Return true if the device supports multiple connectors.
virtual bool HasMultipleConnectors() = 0;
// Device cleanup when drawing is done.
virtual ~MinuiBackend() = default;
};
#endif // _GRAPHICS_H_