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JavaScript201708/animate.js at master · Coco-Code/JavaScript201708 · GitHub
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JavaScript201708
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animate.js
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~
function
(
)
{
//=>珠峰培训TWEEN算法动画公式(除了匀速还有非匀速的公式)
//=>http://old.zhufengpeixun.cn/tween/
var
animationEffect
=
{
Linear
:
function
(
t
,
b
,
c
,
d
)
{
return
c
*
t
/
d
+
b
;
}
,
Bounce
:
{
easeIn
:
function
(
t
,
b
,
c
,
d
)
{
return
c
-
animationEffect
.
Bounce
.
easeOut
(
d
-
t
,
0
,
c
,
d
)
+
b
;
}
,
easeOut
:
function
(
t
,
b
,
c
,
d
)
{
if
(
(
t
/=
d
)
<
(
1
/
2.75
)
)
{
return
c
*
(
7.5625
*
t
*
t
)
+
b
;
}
else
if
(
t
<
(
2
/
2.75
)
)
{
return
c
*
(
7.5625
*
(
t
-=
(
1.5
/
2.75
)
)
*
t
+
.75
)
+
b
;
}
else
if
(
t
<
(
2.5
/
2.75
)
)
{
return
c
*
(
7.5625
*
(
t
-=
(
2.25
/
2.75
)
)
*
t
+
.9375
)
+
b
;
}
else
{
return
c
*
(
7.5625
*
(
t
-=
(
2.625
/
2.75
)
)
*
t
+
.984375
)
+
b
;
}
}
,
easeInOut
:
function
(
t
,
b
,
c
,
d
)
{
if
(
t
<
d
/
2
)
{
return
animationEffect
.
Bounce
.
easeIn
(
t
*
2
,
0
,
c
,
d
)
*
.5
+
b
;
}
return
animationEffect
.
Bounce
.
easeOut
(
t
*
2
-
d
,
0
,
c
,
d
)
*
.5
+
c
*
.5
+
b
;
}
}
,
Quad
:
{
easeIn
:
function
(
t
,
b
,
c
,
d
)
{
return
c
*
(
t
/=
d
)
*
t
+
b
;
}
,
easeOut
:
function
(
t
,
b
,
c
,
d
)
{
return
-
c
*
(
t
/=
d
)
*
(
t
-
2
)
+
b
;
}
,
easeInOut
:
function
(
t
,
b
,
c
,
d
)
{
if
(
(
t
/=
d
/
2
)
<
1
)
{
return
c
/
2
*
t
*
t
+
b
;
}
return
-
c
/
2
*
(
(
--
t
)
*
(
t
-
2
)
-
1
)
+
b
;
}
}
,
Cubic
:
{
easeIn
:
function
(
t
,
b
,
c
,
d
)
{
return
c
*
(
t
/=
d
)
*
t
*
t
+
b
;
}
,
easeOut
:
function
(
t
,
b
,
c
,
d
)
{
return
c
*
(
(
t
=
t
/
d
-
1
)
*
t
*
t
+
1
)
+
b
;
}
,
easeInOut
:
function
(
t
,
b
,
c
,
d
)
{
if
(
(
t
/=
d
/
2
)
<
1
)
{
return
c
/
2
*
t
*
t
*
t
+
b
;
}
return
c
/
2
*
(
(
t
-=
2
)
*
t
*
t
+
2
)
+
b
;
}
}
,
Quart
:
{
easeIn
:
function
(
t
,
b
,
c
,
d
)
{
return
c
*
(
t
/=
d
)
*
t
*
t
*
t
+
b
;
}
,
easeOut
:
function
(
t
,
b
,
c
,
d
)
{
return
-
c
*
(
(
t
=
t
/
d
-
1
)
*
t
*
t
*
t
-
1
)
+
b
;
}
,
easeInOut
:
function
(
t
,
b
,
c
,
d
)
{
if
(
(
t
/=
d
/
2
)
<
1
)
{
return
c
/
2
*
t
*
t
*
t
*
t
+
b
;
}
return
-
c
/
2
*
(
(
t
-=
2
)
*
t
*
t
*
t
-
2
)
+
b
;
}
}
,
Quint
:
{
easeIn
:
function
(
t
,
b
,
c
,
d
)
{
return
c
*
(
t
/=
d
)
*
t
*
t
*
t
*
t
+
b
;
}
,
easeOut
:
function
(
t
,
b
,
c
,
d
)
{
return
c
*
(
(
t
=
t
/
d
-
1
)
*
t
*
t
*
t
*
t
+
1
)
+
b
;
}
,
easeInOut
:
function
(
t
,
b
,
c
,
d
)
{
if
(
(
t
/=
d
/
2
)
<
1
)
{
return
c
/
2
*
t
*
t
*
t
*
t
*
t
+
b
;
}
return
c
/
2
*
(
(
t
-=
2
)
*
t
*
t
*
t
*
t
+
2
)
+
b
;
}
}
,
Sine
:
{
easeIn
:
function
(
t
,
b
,
c
,
d
)
{
return
-
c
*
Math
.
cos
(
t
/
d
*
(
Math
.
PI
/
2
)
)
+
c
+
b
;
}
,
easeOut
:
function
(
t
,
b
,
c
,
d
)
{
return
c
*
Math
.
sin
(
t
/
d
*
(
Math
.
PI
/
2
)
)
+
b
;
}
,
easeInOut
:
function
(
t
,
b
,
c
,
d
)
{
return
-
c
/
2
*
(
Math
.
cos
(
Math
.
PI
*
t
/
d
)
-
1
)
+
b
;
}
}
,
Expo
:
{
easeIn
:
function
(
t
,
b
,
c
,
d
)
{
return
(
t
==
0
)
?
b
:
c
*
Math
.
pow
(
2
,
10
*
(
t
/
d
-
1
)
)
+
b
;
}
,
easeOut
:
function
(
t
,
b
,
c
,
d
)
{
return
(
t
==
d
)
?
b
+
c
:
c
*
(
-
Math
.
pow
(
2
,
-
10
*
t
/
d
)
+
1
)
+
b
;
}
,
easeInOut
:
function
(
t
,
b
,
c
,
d
)
{
if
(
t
==
0
)
return
b
;
if
(
t
==
d
)
return
b
+
c
;
if
(
(
t
/=
d
/
2
)
<
1
)
return
c
/
2
*
Math
.
pow
(
2
,
10
*
(
t
-
1
)
)
+
b
;
return
c
/
2
*
(
-
Math
.
pow
(
2
,
-
10
*
--
t
)
+
2
)
+
b
;
}
}
,
Circ
:
{
easeIn
:
function
(
t
,
b
,
c
,
d
)
{
return
-
c
*
(
Math
.
sqrt
(
1
-
(
t
/=
d
)
*
t
)
-
1
)
+
b
;
}
,
easeOut
:
function
(
t
,
b
,
c
,
d
)
{
return
c
*
Math
.
sqrt
(
1
-
(
t
=
t
/
d
-
1
)
*
t
)
+
b
;
}
,
easeInOut
:
function
(
t
,
b
,
c
,
d
)
{
if
(
(
t
/=
d
/
2
)
<
1
)
{
return
-
c
/
2
*
(
Math
.
sqrt
(
1
-
t
*
t
)
-
1
)
+
b
;
}
return
c
/
2
*
(
Math
.
sqrt
(
1
-
(
t
-=
2
)
*
t
)
+
1
)
+
b
;
}
}
,
Back
:
{
easeIn
:
function
(
t
,
b
,
c
,
d
,
s
)
{
if
(
s
==
undefined
)
s
=
1.70158
;
return
c
*
(
t
/=
d
)
*
t
*
(
(
s
+
1
)
*
t
-
s
)
+
b
;
}
,
easeOut
:
function
(
t
,
b
,
c
,
d
,
s
)
{
if
(
s
==
undefined
)
s
=
1.70158
;
return
c
*
(
(
t
=
t
/
d
-
1
)
*
t
*
(
(
s
+
1
)
*
t
+
s
)
+
1
)
+
b
;
}
,
easeInOut
:
function
(
t
,
b
,
c
,
d
,
s
)
{
if
(
s
==
undefined
)
s
=
1.70158
;
if
(
(
t
/=
d
/
2
)
<
1
)
{
return
c
/
2
*
(
t
*
t
*
(
(
(
s
*=
(
1.525
)
)
+
1
)
*
t
-
s
)
)
+
b
;
}
return
c
/
2
*
(
(
t
-=
2
)
*
t
*
(
(
(
s
*=
(
1.525
)
)
+
1
)
*
t
+
s
)
+
2
)
+
b
;
}
}
,
Elastic
:
{
easeIn
:
function
(
t
,
b
,
c
,
d
,
a
,
p
)
{
if
(
t
==
0
)
return
b
;
if
(
(
t
/=
d
)
==
1
)
return
b
+
c
;
if
(
!
p
)
p
=
d
*
.3
;
var
s
;
!
a
||
a
<
Math
.
abs
(
c
)
?
(
a
=
c
,
s
=
p
/
4
)
:
s
=
p
/
(
2
*
Math
.
PI
)
*
Math
.
asin
(
c
/
a
)
;
return
-
(
a
*
Math
.
pow
(
2
,
10
*
(
t
-=
1
)
)
*
Math
.
sin
(
(
t
*
d
-
s
)
*
(
2
*
Math
.
PI
)
/
p
)
)
+
b
;
}
,
easeOut
:
function
(
t
,
b
,
c
,
d
,
a
,
p
)
{
if
(
t
==
0
)
return
b
;
if
(
(
t
/=
d
)
==
1
)
return
b
+
c
;
if
(
!
p
)
p
=
d
*
.3
;
var
s
;
!
a
||
a
<
Math
.
abs
(
c
)
?
(
a
=
c
,
s
=
p
/
4
)
:
s
=
p
/
(
2
*
Math
.
PI
)
*
Math
.
asin
(
c
/
a
)
;
return
(
a
*
Math
.
pow
(
2
,
-
10
*
t
)
*
Math
.
sin
(
(
t
*
d
-
s
)
*
(
2
*
Math
.
PI
)
/
p
)
+
c
+
b
)
;
}
,
easeInOut
:
function
(
t
,
b
,
c
,
d
,
a
,
p
)
{
if
(
t
==
0
)
return
b
;
if
(
(
t
/=
d
/
2
)
==
2
)
return
b
+
c
;
if
(
!
p
)
p
=
d
*
(
.3
*
1.5
)
;
var
s
;
!
a
||
a
<
Math
.
abs
(
c
)
?
(
a
=
c
,
s
=
p
/
4
)
:
s
=
p
/
(
2
*
Math
.
PI
)
*
Math
.
asin
(
c
/
a
)
;
if
(
t
<
1
)
return
-
.5
*
(
a
*
Math
.
pow
(
2
,
10
*
(
t
-=
1
)
)
*
Math
.
sin
(
(
t
*
d
-
s
)
*
(
2
*
Math
.
PI
)
/
p
)
)
+
b
;
return
a
*
Math
.
pow
(
2
,
-
10
*
(
t
-=
1
)
)
*
Math
.
sin
(
(
t
*
d
-
s
)
*
(
2
*
Math
.
PI
)
/
p
)
*
.5
+
c
+
b
;
}
}
}
;
//=>realization animate (depend on utils)
function
animate
(
options
)
{
//->initialize(init) parameters
var
_default
=
{
curEle
:
null
,
target
:
null
,
duration
:
1000
,
effect
:
animationEffect
.
Linear
,
callBack
:
null
}
;
for
(
var
attr
in
options
)
{
if
(
options
.
hasOwnProperty
(
attr
)
)
{
_default
[
attr
]
=
options
[
attr
]
;
}
}
var
curEle
=
_default
.
curEle
,
target
=
_default
.
target
,
duration
=
_default
.
duration
,
effect
=
_default
.
effect
,
callBack
=
_default
.
callBack
;
//->prepare T/B/C/D
var
time
=
0
,
begin
=
{
}
,
change
=
{
}
;
for
(
var
key
in
target
)
{
if
(
target
.
hasOwnProperty
(
key
)
)
{
begin
[
key
]
=
utils
.
css
(
curEle
,
key
)
;
change
[
key
]
=
target
[
key
]
-
begin
[
key
]
;
}
}
//->running (clear other animate before running)
clearInterval
(
curEle
.
animateTimer
)
;
curEle
.
animateTimer
=
setInterval
(
function
(
)
{
time
+=
17
;
if
(
time
>=
duration
)
{
utils
.
css
(
curEle
,
target
)
;
clearInterval
(
curEle
.
animateTimer
)
;
//->run end：perform callback functions
callBack
&&
callBack
.
call
(
curEle
)
;
return
;
}
var
current
=
{
}
;
for
(
var
key
in
target
)
{
if
(
target
.
hasOwnProperty
(
key
)
)
{
current
[
key
]
=
effect
(
time
,
begin
[
key
]
,
change
[
key
]
,
duration
)
;
}
}
utils
.
css
(
curEle
,
current
)
;
}
,
17
)
;
}
//=>setting window property
window
.
zhufengEffect
=
animationEffect
;
window
.
zhufengAnimate
=
animate
;
}
(
)
;
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