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pie.html
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Created
Sun, Aug 18, 21:25
Size
3 KB
Mime Type
text/html
Expires
Tue, Aug 20, 21:25 (1 d, 23 h)
Engine
blob
Format
Raw Data
Handle
20000981
Attached To
R2664 SHRINE MedCo Fork
pie.html
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<!doctype html>
<html>
<head>
<title>
Pie Chart
</title>
<script
src=
"../dist/Chart.bundle.js"
></script>
<script
src=
"http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"
></script>
</head>
<body>
<div
id=
"canvas-holder"
style=
"width:50%"
>
<canvas
id=
"chart-area"
width=
"300"
height=
"300"
/>
</div>
<button
id=
"randomizeData"
>
Randomize Data
</button>
<button
id=
"addDataset"
>
Add Dataset
</button>
<button
id=
"removeDataset"
>
Remove Dataset
</button>
<script>
var
randomScalingFactor
=
function
()
{
return
Math
.
round
(
Math
.
random
()
*
100
);
};
var
randomColorFactor
=
function
()
{
return
Math
.
round
(
Math
.
random
()
*
255
);
};
var
randomColor
=
function
(
opacity
)
{
return
'rgba('
+
randomColorFactor
()
+
','
+
randomColorFactor
()
+
','
+
randomColorFactor
()
+
','
+
(
opacity
||
'.3'
)
+
')'
;
};
var
config
=
{
type
:
'pie'
,
data
:
{
datasets
:
[{
data
:
[
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
(),
],
backgroundColor
:
[
"#F7464A"
,
"#46BFBD"
,
"#FDB45C"
,
"#949FB1"
,
"#4D5360"
,
],
},
{
data
:
[
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
(),
],
backgroundColor
:
[
"#F7464A"
,
"#46BFBD"
,
"#FDB45C"
,
"#949FB1"
,
"#4D5360"
,
],
},
{
data
:
[
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
(),
],
backgroundColor
:
[
"#F7464A"
,
"#46BFBD"
,
"#FDB45C"
,
"#949FB1"
,
"#4D5360"
,
],
}],
labels
:
[
"Red"
,
"Green"
,
"Yellow"
,
"Grey"
,
"Dark Grey"
]
},
options
:
{
responsive
:
true
}
};
window
.
onload
=
function
()
{
var
ctx
=
document
.
getElementById
(
"chart-area"
).
getContext
(
"2d"
);
window
.
myPie
=
new
Chart
(
ctx
,
config
);
};
$
(
'#randomizeData'
).
click
(
function
()
{
$
.
each
(
config
.
data
.
datasets
,
function
(
i
,
piece
)
{
$
.
each
(
piece
.
data
,
function
(
j
,
value
)
{
config
.
data
.
datasets
[
i
].
data
[
j
]
=
randomScalingFactor
();
config
.
data
.
datasets
[
i
].
backgroundColor
[
j
]
=
randomColor
(
0.7
);
});
});
window
.
myPie
.
update
();
});
$
(
'#addDataset'
).
click
(
function
()
{
var
newDataset
=
{
backgroundColor
:
[
randomColor
(
0.7
),
randomColor
(
0.7
),
randomColor
(
0.7
),
randomColor
(
0.7
),
randomColor
(
0.7
)],
data
:
[
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
(),
randomScalingFactor
()]
};
config
.
data
.
datasets
.
push
(
newDataset
);
window
.
myPie
.
update
();
});
$
(
'#removeDataset'
).
click
(
function
()
{
config
.
data
.
datasets
.
splice
(
0
,
1
);
window
.
myPie
.
update
();
});
</script>
</body>
</html>
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