package
com
.
xys
;
import
java
.
io
.
File
;
import
java
.
io
.
FileNotFoundException
;
import
java
.
io
.
FileOutputStream
;
import
java
.
io
.
IOException
;
import
com
.
unity3d
.
player
.
UnityPlayer
;
import
android
.
app
.
Activity
;
import
android
.
content
.
Intent
;
import
android
.
graphics
.
Bitmap
;
import
android
.
net
.
Uri
;
import
android
.
os
.
Bundle
;
import
android
.
os
.
Environment
;
import
android
.
provider
.
MediaStore
;
import
android
.
view
.
KeyEvent
;
import
android
.
widget
.
ImageView
;
public
class
WebViewActivity
extends
Activity
{
ImageView
imageView
=
null
;
public
static
final
int
NONE
=
0
;
public
static
final
int
PHOTOHRAPH
=
1
;
// 拍照
public
static
final
int
PHOTOZOOM
=
2
;
// 缩放
public
static
final
int
PHOTORESOULT
=
3
;
// 结果
public
static
final
String
IMAGE_UNSPECIFIED
=
“image/*”
;
public
final
static
String
FILE_NAME
=
“image.png”
;
public
final
static
String
DATA_URL
=
“/data/data/”
;
@
Override
protected
void
onCreate
(
Bundle
savedInstanceState
)
{
super
.
onCreate
(
savedInstanceState
)
;
setContentView
(
R
.
layout
.
main
)
;
imageView
=
(
ImageView
)
this
.
findViewById
(
R
.
id
.
imageID
)
;
String
type
=
this
.
getIntent
(
)
.
getStringExtra
(
“type”
)
;
//在这里判断是打开本地相册还是直接照相
if
(
type
.
equals
(
“takePhoto”
)
)
{
Intent
intent
=
new
Intent
(
MediaStore
.
ACTION_IMAGE_CAPTURE
)
;
intent
.
putExtra
(
MediaStore
.
EXTRA_OUTPUT
,
Uri
.
fromFile
(
new
File
(
Environment
.
getExternalStorageDirectory
(
)
,
“temp.jpg”
)
)
)
;
startActivityForResult
(
intent
,
PHOTOHRAPH
)
;
}
else
{
Intent
intent
=
new
Intent
(
Intent
.
ACTION_PICK
,
null
)
;
intent
.
setDataAndType
(
MediaStore
.
Images
.
Media
.
EXTERNAL_CONTENT_URI
,
IMAGE_UNSPECIFIED
)
;
startActivityForResult
(
intent
,
PHOTOZOOM
)
;
}
}
@
Override
protected
void
onActivityResult
(
int
requestCode
,
int
resultCode
,
Intent
data
)
{
if
(
resultCode
==
NONE
)
return
;
// 拍照
if
(
requestCode
==
PHOTOHRAPH
)
{
//设置文件保存路径这里放在跟目录下
File
picture
=
new
File
(
Environment
.
getExternalStorageDirectory
(
)
+
“/temp.jpg”
)
;
startPhotoZoom
(
Uri
.
fromFile
(
picture
)
)
;
}
if
(
data
==
null
)
return
;
// 读取相册缩放图片
if
(
requestCode
==
PHOTOZOOM
)
{
startPhotoZoom
(
data
.
getData
(
)
)
;
}
// 处理结果
if
(
requestCode
==
PHOTORESOULT
)
{
Bundle
extras
=
data
.
getExtras
(
)
;
if
(
extras
!=
null
)
{
Bitmap
photo
=
extras
.
getParcelable
(
“data”
)
;
imageView
.
setImageBitmap
(
photo
)
;
try
{
SaveBitmap
(
photo
)
;
}
catch
(
IOException
e
)
{
// TODO Auto-generated catch block
e
.
printStackTrace
(
)
;
}
}
}
super
.
onActivityResult
(
requestCode
,
resultCode
,
data
)
;
}
public
void
startPhotoZoom
(
Uri
uri
)
{
Intent
intent
=
new
Intent
(
“com.android.camera.action.CROP”
)
;
intent
.
setDataAndType
(
uri
,
IMAGE_UNSPECIFIED
)
;
intent
.
putExtra
(
“crop”
,
“true”
)
;
// aspectX aspectY 是宽高的比例
intent
.
putExtra
(
“aspectX”
,
1
)
;
intent
.
putExtra
(
“aspectY”
,
1
)
;
// outputX outputY 是裁剪图片宽高
intent
.
putExtra
(
“outputX”
,
300
)
;
intent
.
putExtra
(
“outputY”
,
300
)
;
intent
.
putExtra
(
“return-data”
,
true
)
;
startActivityForResult
(
intent
,
PHOTORESOULT
)
;
}
public
void
SaveBitmap
(
Bitmap
bitmap
)
throws
IOException
{
FileOutputStream
fOut
=
null
;
//注解1
String
path
=
“/mnt/sdcard/Android/data/com.xys/files”
;
try
{
//查看这个路径是否存在，
//如果并没有这个路径，
//创建这个路径
File
destDir
=
new
File
(
path
)
;
if
(
!
destDir
.
exists
(
)
)
{
destDir
.
mkdirs
(
)
;
}
fOut
=
new
FileOutputStream
(
path
+
“/”
+
FILE_NAME
)
;
}
catch
(
FileNotFoundException
e
)
{
e
.
printStackTrace
(
)
;
}
//将Bitmap对象写入本地路径中，Unity在去相同的路径来读取这个文件
bitmap
.
compress
(
Bitmap
.
CompressFormat
.
PNG
,
100
,
fOut
)
;
try
{
fOut
.
flush
(
)
;
}
catch
(
IOException
e
)
{
e
.
printStackTrace
(
)
;
}
try
{
fOut
.
close
(
)
;
}
catch
(
IOException
e
)
{
e
.
printStackTrace
(
)
;
}
}
@
Override
public
boolean
onKeyDown
(
int
keyCode
,
KeyEvent
event
)
{
if
(
keyCode
==
KeyEvent
.
KEYCODE_BACK
&&
event
.
getRepeatCount
(
)
==
0
)
{
//当用户点击返回键是 通知Unity开始在”/mnt/sdcard/Android/data/com.xys/files”;路径中读取图片资源，并且现在在Unity中
UnityPlayer
.
UnitySendMessage
(
“Main Camera”
,
“message”
,
FILE_NAME
)
;
}
return
super
.
onKeyDown
(
keyCode
,
event
)
;
}
}
