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three.js
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99adbf0c
T
three.js
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体验新版 GitCode,发现更多精彩内容 >>
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99adbf0c
编写于
10月 06, 2012
作者:
M
Mr.doob
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Made TrackballControls a bit nicer
上级
3946176e
变更
1
显示空白变更内容
内联
并排
Showing
1 changed file
with
28 addition
and
44 deletion
+28
-44
examples/js/controls/TrackballControls.js
examples/js/controls/TrackballControls.js
+28
-44
未找到文件。
examples/js/controls/TrackballControls.js
浏览文件 @
99adbf0c
...
...
@@ -6,8 +6,8 @@ THREE.TrackballControls = function ( object, domElement ) {
THREE
.
EventTarget
.
call
(
this
);
var
_this
=
this
,
STATE
=
{
NONE
:
-
1
,
ROTATE
:
0
,
ZOOM
:
1
,
PAN
:
2
};
var
_this
=
this
;
var
STATE
=
{
NONE
:
-
1
,
ROTATE
:
0
,
ZOOM
:
1
,
PAN
:
2
};
this
.
object
=
object
;
this
.
domElement
=
(
domElement
!==
undefined
)
?
domElement
:
document
;
...
...
@@ -41,8 +41,8 @@ THREE.TrackballControls = function ( object, domElement ) {
var
lastPosition
=
new
THREE
.
Vector3
();
var
_
keyPressed
=
false
,
_
s
tate
=
STATE
.
NONE
,
var
_
state
=
STATE
.
NONE
,
_
prevS
tate
=
STATE
.
NONE
,
_eye
=
new
THREE
.
Vector3
(),
...
...
@@ -269,7 +269,9 @@ THREE.TrackballControls = function ( object, domElement ) {
if
(
!
_this
.
enabled
)
return
;
//event.preventDefault();
window
.
removeEventListener
(
'
keydown
'
,
keydown
);
_prevState
=
_state
;
if
(
_state
!==
STATE
.
NONE
)
{
...
...
@@ -289,23 +291,15 @@ THREE.TrackballControls = function ( object, domElement ) {
}
if
(
_state
!==
STATE
.
NONE
)
{
_keyPressed
=
true
;
}
}
function
keyup
(
event
)
{
if
(
!
_this
.
enabled
)
return
;
if
(
_state
!==
STATE
.
NONE
)
{
_state
=
_prevState
;
_state
=
STATE
.
NONE
;
}
window
.
addEventListener
(
'
keydown
'
,
keydown
,
false
);
}
...
...
@@ -320,6 +314,8 @@ THREE.TrackballControls = function ( object, domElement ) {
_state
=
event
.
button
;
}
if
(
_state
===
STATE
.
ROTATE
&&
!
_this
.
noRotate
)
{
_rotateStart
=
_rotateEnd
=
_this
.
getMouseProjectionOnBall
(
event
.
clientX
,
event
.
clientY
);
...
...
@@ -328,13 +324,14 @@ THREE.TrackballControls = function ( object, domElement ) {
_zoomStart
=
_zoomEnd
=
_this
.
getMouseOnScreen
(
event
.
clientX
,
event
.
clientY
);
}
else
if
(
!
this
.
noPan
)
{
}
else
if
(
_state
===
STATE
.
PAN
&&
!
_
this
.
noPan
)
{
_panStart
=
_panEnd
=
_this
.
getMouseOnScreen
(
event
.
clientX
,
event
.
clientY
);
}
}
document
.
addEventListener
(
'
mousemove
'
,
mousemove
,
false
);
document
.
addEventListener
(
'
mouseup
'
,
mouseup
,
false
);
}
...
...
@@ -342,21 +339,7 @@ THREE.TrackballControls = function ( object, domElement ) {
if
(
!
_this
.
enabled
)
return
;
if
(
_keyPressed
)
{
_rotateStart
=
_rotateEnd
=
_this
.
getMouseProjectionOnBall
(
event
.
clientX
,
event
.
clientY
);
_zoomStart
=
_zoomEnd
=
_this
.
getMouseOnScreen
(
event
.
clientX
,
event
.
clientY
);
_panStart
=
_panEnd
=
_this
.
getMouseOnScreen
(
event
.
clientX
,
event
.
clientY
);
_keyPressed
=
false
;
}
if
(
_state
===
STATE
.
NONE
)
{
return
;
}
else
if
(
_state
===
STATE
.
ROTATE
&&
!
_this
.
noRotate
)
{
if
(
_state
===
STATE
.
ROTATE
&&
!
_this
.
noRotate
)
{
_rotateEnd
=
_this
.
getMouseProjectionOnBall
(
event
.
clientX
,
event
.
clientY
);
...
...
@@ -381,6 +364,9 @@ THREE.TrackballControls = function ( object, domElement ) {
_state
=
STATE
.
NONE
;
document
.
removeEventListener
(
'
mousemove
'
,
mousemove
);
document
.
removeEventListener
(
'
mouseup
'
,
mouseup
);
}
function
mousewheel
(
event
)
{
...
...
@@ -408,9 +394,7 @@ THREE.TrackballControls = function ( object, domElement ) {
this
.
domElement
.
addEventListener
(
'
contextmenu
'
,
function
(
event
)
{
event
.
preventDefault
();
},
false
);
this
.
domElement
.
addEventListener
(
'
mousemove
'
,
mousemove
,
false
);
this
.
domElement
.
addEventListener
(
'
mousedown
'
,
mousedown
,
false
);
this
.
domElement
.
addEventListener
(
'
mouseup
'
,
mouseup
,
false
);
this
.
domElement
.
addEventListener
(
'
DOMMouseScroll
'
,
mousewheel
,
false
);
this
.
domElement
.
addEventListener
(
'
mousewheel
'
,
mousewheel
,
false
);
...
...
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