1/* 2// Copyright (c) 2014 Intel Corporation 3// 4// Licensed under the Apache License, Version 2.0 (the "License"); 5// you may not use this file except in compliance with the License. 6// You may obtain a copy of the License at 7// 8// http://www.apache.org/licenses/LICENSE-2.0 9// 10// Unless required by applicable law or agreed to in writing, software 11// distributed under the License is distributed on an "AS IS" BASIS, 12// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13// See the License for the specific language governing permissions and 14// limitations under the License. 15*/ 16#ifndef IDISPLAY_DEVICE_H 17#define IDISPLAY_DEVICE_H 18 19#include <common/utils/Dump.h> 20#include <IDisplayContext.h> 21#include <DisplayPlane.h> 22 23namespace android { 24namespace intel { 25 26// display config 27class DisplayConfig { 28public: 29 DisplayConfig(int rr, int w, int h, int dpix, int dpiy) 30 : mRefreshRate(rr), 31 mWidth(w), 32 mHeight(h), 33 mDpiX(dpix), 34 mDpiY(dpiy) 35 {} 36public: 37 int getRefreshRate() const { return mRefreshRate; } 38 int getWidth() const { return mWidth; } 39 int getHeight() const { return mHeight; } 40 int getDpiX() const { return mDpiX; } 41 int getDpiY() const { return mDpiY; } 42private: 43 int mRefreshRate; 44 int mWidth; 45 int mHeight; 46 int mDpiX; 47 int mDpiY; 48}; 49 50 51// display device interface 52class IDisplayDevice { 53public: 54 // display device type 55 enum { 56 DEVICE_PRIMARY = HWC_DISPLAY_PRIMARY, 57 DEVICE_EXTERNAL = HWC_DISPLAY_EXTERNAL, 58 DEVICE_VIRTUAL = HWC_DISPLAY_VIRTUAL, 59 DEVICE_COUNT, 60 }; 61 enum { 62 DEVICE_DISCONNECTED = 0, 63 DEVICE_CONNECTED, 64 }; 65 enum { 66 DEVICE_DISPLAY_OFF = 0, 67 DEVICE_DISPLAY_ON, 68 DEVICE_DISPLAY_STANDBY, 69 }; 70public: 71 IDisplayDevice() {} 72 virtual ~IDisplayDevice() {} 73public: 74 virtual bool prePrepare(hwc_display_contents_1_t *display) = 0; 75 virtual bool prepare(hwc_display_contents_1_t *display) = 0; 76 virtual bool commit(hwc_display_contents_1_t *display, 77 IDisplayContext *context) = 0; 78 79 virtual bool vsyncControl(bool enabled) = 0; 80 virtual bool blank(bool blank) = 0; 81 virtual bool getDisplaySize(int *width, int *height) = 0; 82 virtual bool getDisplayConfigs(uint32_t *configs, 83 size_t *numConfigs) = 0; 84 virtual bool getDisplayAttributes(uint32_t config, 85 const uint32_t *attributes, 86 int32_t *values) = 0; 87 virtual bool compositionComplete() = 0; 88 89 virtual bool setPowerMode(int mode) = 0; 90 virtual int getActiveConfig() = 0; 91 virtual bool setActiveConfig(int index) = 0; 92 93 virtual bool initialize() = 0; 94 virtual void deinitialize() = 0; 95 virtual bool isConnected() const = 0; 96 virtual const char* getName() const = 0; 97 virtual int getType() const = 0; 98 virtual void onVsync(int64_t timestamp) = 0; 99 virtual void dump(Dump& d) = 0; 100}; 101 102} 103} 104 105#endif /* IDISPLAY_DEVICE_H */ 106