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前往新版Gitcode,体验更适合开发者的 AI 搜索 >>
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2bf51b37
编写于
6月 22, 2020
作者:
J
Jason Simmons
提交者:
GitHub
6月 22, 2020
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差异文件
Implement PlatformViewsController.createOverlaySurface (#19226)
上级
0f497892
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
31 addition
and
2 deletion
+31
-2
shell/platform/android/io/flutter/plugin/platform/PlatformViewsController.java
...d/io/flutter/plugin/platform/PlatformViewsController.java
+31
-2
未找到文件。
shell/platform/android/io/flutter/plugin/platform/PlatformViewsController.java
浏览文件 @
2bf51b37
...
...
@@ -9,6 +9,9 @@ import static android.view.MotionEvent.PointerProperties;
import
android.annotation.TargetApi
;
import
android.content.Context
;
import
android.graphics.PixelFormat
;
import
android.hardware.HardwareBuffer
;
import
android.media.ImageReader
;
import
android.os.Build
;
import
android.util.DisplayMetrics
;
import
android.util.Log
;
...
...
@@ -17,6 +20,7 @@ import android.view.View;
import
androidx.annotation.NonNull
;
import
androidx.annotation.UiThread
;
import
androidx.annotation.VisibleForTesting
;
import
io.flutter.embedding.android.FlutterImageView
;
import
io.flutter.embedding.engine.FlutterOverlaySurface
;
import
io.flutter.embedding.engine.dart.DartExecutor
;
import
io.flutter.embedding.engine.systemchannels.PlatformViewsChannel
;
...
...
@@ -71,6 +75,12 @@ public class PlatformViewsController implements PlatformViewsAccessibilityDelega
// it is associated with(e.g if a platform view creates other views in the same virtual display.
private
final
HashMap
<
Context
,
View
>
contextToPlatformView
;
// Map of unique IDs to views that render overlay layers.
private
HashMap
<
Long
,
FlutterImageView
>
overlayLayerViews
;
// Next available unique ID for use in overlayLayerViews;
private
long
nextOverlayLayerId
=
0
;
private
final
PlatformViewsChannel
.
PlatformViewsHandler
channelHandler
=
new
PlatformViewsChannel
.
PlatformViewsHandler
()
{
@TargetApi
(
Build
.
VERSION_CODES
.
JELLY_BEAN_MR1
)
...
...
@@ -283,6 +293,7 @@ public class PlatformViewsController implements PlatformViewsAccessibilityDelega
vdControllers
=
new
HashMap
<>();
accessibilityEventsDelegate
=
new
AccessibilityEventsDelegate
();
contextToPlatformView
=
new
HashMap
<>();
overlayLayerViews
=
new
HashMap
<>();
}
/**
...
...
@@ -552,7 +563,25 @@ public class PlatformViewsController implements PlatformViewsAccessibilityDelega
}
public
FlutterOverlaySurface
createOverlaySurface
()
{
// TODO: Implement this method. https://github.com/flutter/flutter/issues/58288
return
null
;
ImageReader
imageReader
;
if
(
android
.
os
.
Build
.
VERSION
.
SDK_INT
>=
29
)
{
imageReader
=
ImageReader
.
newInstance
(
flutterView
.
getWidth
(),
flutterView
.
getHeight
(),
PixelFormat
.
RGBA_8888
,
2
,
HardwareBuffer
.
USAGE_GPU_SAMPLED_IMAGE
|
HardwareBuffer
.
USAGE_GPU_COLOR_OUTPUT
);
}
else
{
imageReader
=
ImageReader
.
newInstance
(
flutterView
.
getWidth
(),
flutterView
.
getHeight
(),
PixelFormat
.
RGBA_8888
,
2
);
}
FlutterImageView
imageView
=
new
FlutterImageView
(
flutterView
.
getContext
(),
imageReader
);
long
id
=
nextOverlayLayerId
++;
overlayLayerViews
.
put
(
id
,
imageView
);
return
new
FlutterOverlaySurface
(
id
,
imageReader
.
getSurface
());
}
}
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