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android5.1修改默认开机显示方向

2018-8-20 14:48| 发布者: 飞凌-chongzi| 查看: 1395| 评论: 0

类目： S5P4418/6818系列产品 > Android 文档编号: 213

Android5.1的显示方向默认为0度，可以更改为90、180、270来修改其显示的方向，下面是更改为顺势针旋转90度的方法：

diff --git a/frameworks/base/cmds/bootanimation/BootAnimation.cpp b/frameworks/base/cmds/bootanimation/BootAnimation.cpp

index b2474f2..8c133c7 100644

--- a/frameworks/base/cmds/bootanimation/BootAnimation.cpp

+++ b/frameworks/base/cmds/bootanimation/BootAnimation.cpp

@@ -239,7 +239,7 @@ status_t BootAnimation::readyToRun() {

// create the native su**ce

sp<Su**ceControl> control = session()->createSu**ce(String8("BootAnimation"),

- dinfo.w, dinfo.h, PIXEL_FORMAT_RGB_565);

+ dinfo.h, dinfo.w, PIXEL_FORMAT_RGB_565);

Su**ceComposerClient::openGlobalTransaction();

control->setLayer(0x40000000);

diff --git a/frameworks/base/core/res/res/values/config.xml b/frameworks/base/core/res/res/values/config.xml

index e23ca9a..eedf7ee 100755

--- a/frameworks/base/core/res/res/values/config.xml

+++ b/frameworks/base/core/res/res/values/config.xml

@@ -558,7 +558,7 @@

<!-- The number of degrees to rotate the display when the keyboard is open.

A value of -1 means no change in orientation by default. -->

- <integer name="config_lidOpenRotation">-1</integer>

+ <integer name="config_lidOpenRotation">90</integer>

<!-- Indicate whether the lid state impacts the accessibility of

the physical keyboard. 0 means it doesn't, 1 means it is accessible

diff --git a/frameworks/base/services/core/java/com/android/server/wm/WindowManagerService.java b/frameworks/base/services/core/java/com/android/server/wm/WindowManagerService.java

index 089d897..a928d64 100644

--- a/frameworks/base/services/core/java/com/android/server/wm/WindowManagerService.java

+++ b/frameworks/base/services/core/java/com/android/server/wm/WindowManagerService.java

@@ -478,7 +478,7 @@ public class WindowManagerService extends IWindowManager.Stub

/** All DisplayContents in the world, kept here */

SparseArray<DisplayContent> mDisplayContents = new SparseArray<DisplayContent>(2);

- int mRotation = 0;

+ int mRotation = 1;

int mForcedAppOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED;

boolean mAltOrientation = false;

diff --git a/frameworks/native/services/su**ceflinger/DisplayDevice.cpp b/frameworks/native/services/su**ceflinger/DisplayDevice.cpp

index 6ac1af0..f966a29 100644

--- a/frameworks/native/services/su**ceflinger/DisplayDevice.cpp

+++ b/frameworks/native/services/su**ceflinger/DisplayDevice.cpp

@@ -130,7 +130,7 @@ DisplayDevice::DisplayDevice(

}

// initialize the display orientation transform.

- setProjection(DisplayState::eOrientationDefault, mViewport, mFrame);

+ setProjection(DisplayState::eOrientation90, mViewport, mFrame);

}

DisplayDevice::~DisplayDevice() {

@@ -434,12 +434,13 @@ void DisplayDevice::setProjection(int orientation,

const int h = mDisplayHeight;

Transform R;

+ orientation = DisplayState::eOrientation90;

DisplayDevice::orientationToTransfrom(orientation, w, h, &R);

if (!frame.isValid()) {

// the destination frame can be invalid if it has never been set,

// in that case we assume the whole display frame.

- frame = Rect(w, h);

+ frame = Rect(h, w);

}

if (viewport.isEmpty()) {

diff --git a/frameworks/native/services/su**ceflinger/Su**ceFlinger.cpp b/frameworks/native/services/su**ceflinger/Su**ceFlinger.cpp

index 04d7850..e672169 100644

--- a/frameworks/native/services/su**ceflinger/Su**ceFlinger.cpp

+++ b/frameworks/native/services/su**ceflinger/Su**ceFlinger.cpp

@@ -2331,7 +2331,7 @@ void Su**ceFlinger::onInitializeDisplays() {

DisplayState::eLayerStackChanged;

d.token = mBuiltinDisplays[DisplayDevice::DISPLAY_PRIMARY];

d.layerStack = 0;

- d.orientation = DisplayState::eOrientationDefault;

+ d.orientation = DisplayState::eOrientation90;

d.frame.makeInvalid();

d.viewport.makeInvalid();

d.width = 0;

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android5.1修改默认开机显示方向

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