1 /*
2  * Copyright (C) 2012 The Android Open Source Project
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 
17 package android.hardware.display;
18 
19 import android.content.pm.ParceledListSlice;
20 import android.graphics.Point;
21 import android.hardware.display.BrightnessConfiguration;
22 import android.hardware.display.Curve;
23 import android.hardware.display.IDisplayManagerCallback;
24 import android.hardware.display.IVirtualDisplayCallback;
25 import android.hardware.display.WifiDisplay;
26 import android.hardware.display.WifiDisplayStatus;
27 import android.media.projection.IMediaProjection;
28 import android.view.DisplayInfo;
29 import android.view.Surface;
30 
31 /** @hide */
32 interface IDisplayManager {
getDisplayInfo(int displayId)33     DisplayInfo getDisplayInfo(int displayId);
getDisplayIds()34     int[] getDisplayIds();
35 
registerCallback(in IDisplayManagerCallback callback)36     void registerCallback(in IDisplayManagerCallback callback);
37 
38     // Requires CONFIGURE_WIFI_DISPLAY permission.
39     // The process must have previously registered a callback.
startWifiDisplayScan()40     void startWifiDisplayScan();
41 
42     // Requires CONFIGURE_WIFI_DISPLAY permission.
stopWifiDisplayScan()43     void stopWifiDisplayScan();
44 
45     // Requires CONFIGURE_WIFI_DISPLAY permission.
connectWifiDisplay(String address)46     void connectWifiDisplay(String address);
47 
48     // No permissions required.
disconnectWifiDisplay()49     void disconnectWifiDisplay();
50 
51     // Requires CONFIGURE_WIFI_DISPLAY permission.
renameWifiDisplay(String address, String alias)52     void renameWifiDisplay(String address, String alias);
53 
54     // Requires CONFIGURE_WIFI_DISPLAY permission.
forgetWifiDisplay(String address)55     void forgetWifiDisplay(String address);
56 
57     // Requires CONFIGURE_WIFI_DISPLAY permission.
pauseWifiDisplay()58     void pauseWifiDisplay();
59 
60     // Requires CONFIGURE_WIFI_DISPLAY permission.
resumeWifiDisplay()61     void resumeWifiDisplay();
62 
63     // No permissions required.
getWifiDisplayStatus()64     WifiDisplayStatus getWifiDisplayStatus();
65 
66     // Requires CONFIGURE_DISPLAY_COLOR_MODE
requestColorMode(int displayId, int colorMode)67     void requestColorMode(int displayId, int colorMode);
68 
69     // Requires CONTROL_DISPLAY_SATURATION
setSaturationLevel(float level)70     void setSaturationLevel(float level);
71 
72     // Requires CAPTURE_VIDEO_OUTPUT, CAPTURE_SECURE_VIDEO_OUTPUT, or an appropriate
73     // MediaProjection token for certain combinations of flags.
createVirtualDisplay(in IVirtualDisplayCallback callback, in IMediaProjection projectionToken, String packageName, String name, int width, int height, int densityDpi, in Surface surface, int flags, String uniqueId)74     int createVirtualDisplay(in IVirtualDisplayCallback callback,
75             in IMediaProjection projectionToken, String packageName, String name,
76             int width, int height, int densityDpi, in Surface surface, int flags, String uniqueId);
77 
78     // No permissions required, but must be same Uid as the creator.
resizeVirtualDisplay(in IVirtualDisplayCallback token, int width, int height, int densityDpi)79     void resizeVirtualDisplay(in IVirtualDisplayCallback token,
80             int width, int height, int densityDpi);
81 
82     // No permissions required but must be same Uid as the creator.
setVirtualDisplaySurface(in IVirtualDisplayCallback token, in Surface surface)83     void setVirtualDisplaySurface(in IVirtualDisplayCallback token, in Surface surface);
84 
85     // No permissions required but must be same Uid as the creator.
releaseVirtualDisplay(in IVirtualDisplayCallback token)86     void releaseVirtualDisplay(in IVirtualDisplayCallback token);
87 
88     // Get a stable metric for the device's display size. No permissions required.
getStableDisplaySize()89     Point getStableDisplaySize();
90 
91     // Requires BRIGHTNESS_SLIDER_USAGE permission.
getBrightnessEvents(String callingPackage)92     ParceledListSlice getBrightnessEvents(String callingPackage);
93 
94     // Requires ACCESS_AMBIENT_LIGHT_STATS permission.
getAmbientBrightnessStats()95     ParceledListSlice getAmbientBrightnessStats();
96 
97     // Sets the global brightness configuration for a given user. Requires
98     // CONFIGURE_DISPLAY_BRIGHTNESS, and INTERACT_ACROSS_USER if the user being configured is not
99     // the same as the calling user.
setBrightnessConfigurationForUser(in BrightnessConfiguration c, int userId, String packageName)100     void setBrightnessConfigurationForUser(in BrightnessConfiguration c, int userId,
101             String packageName);
102 
103     // Gets the global brightness configuration for a given user. Requires
104     // CONFIGURE_DISPLAY_BRIGHTNESS, and INTERACT_ACROSS_USER if the user is not
105     // the same as the calling user.
getBrightnessConfigurationForUser(int userId)106     BrightnessConfiguration getBrightnessConfigurationForUser(int userId);
107 
108     // Gets the default brightness configuration if configured.
getDefaultBrightnessConfiguration()109     BrightnessConfiguration getDefaultBrightnessConfiguration();
110 
111     // Temporarily sets the display brightness.
setTemporaryBrightness(int brightness)112     void setTemporaryBrightness(int brightness);
113 
114     // Temporarily sets the auto brightness adjustment factor.
setTemporaryAutoBrightnessAdjustment(float adjustment)115     void setTemporaryAutoBrightnessAdjustment(float adjustment);
116 
117     // Get the minimum brightness curve.
getMinimumBrightnessCurve()118     Curve getMinimumBrightnessCurve();
119 }
120